/* roulang page: index */
:root {
            --primary: #123B3A;
            --primary-dark: #0D2A29;
            --secondary: #C64533;
            --secondary-hover: #A63727;
            --accent-gold: #D6A84B;
            --accent-cyan: #2E8C8C;
            --bg-milk: #F6F1E7;
            --bg-white: #FFFFFF;
            --bg-light-green: #EAF0EC;
            --border: #D9E0DB;
            --text: #2A3534;
            --text-secondary: #667270;
            --text-heading: #14201F;
            --text-on-dark: #F5F1E8;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-chart: 8px;
            --shadow-card: 0 1px 3px rgba(18, 44, 41, 0.06), 0 8px 24px rgba(18, 44, 41, 0.05);
            --shadow-card-hover: 0 12px 32px rgba(18, 44, 41, 0.10);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans CJK SC', sans-serif;
            --font-mono: 'Menlo', 'Consolas', 'Roboto Mono', monospace;
            --transition: 0.25s ease;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg-milk);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--secondary);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-heading);
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 0.75rem;
        }

        h1 {
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: 0.01em;
        }

        h2 {
            font-size: 1.8rem;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 1rem;
        }

        h3 {
            font-size: 1.3rem;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 0.6rem;
        }

        p {
            margin-bottom: 1rem;
            color: var(--text);
        }

        .text-secondary-custom {
            color: var(--text-secondary) !important;
        }

        .text-heading-custom {
            color: var(--text-heading) !important;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-narrow {
            max-width: 840px;
            margin: 0 auto;
        }

        .section-pad {
            padding-top: 4.5rem;
            padding-bottom: 4.5rem;
        }

        .section-pad-sm {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: rgba(246, 241, 231, 0.97);
            backdrop-filter: blur(6px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1030;
            min-height: 68px;
            display: flex;
            align-items: center;
        }

        .site-header .navbar {
            padding: 0;
            min-height: 68px;
        }

        .navbar-brand-custom {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.02em;
        }

        .navbar-brand-custom:hover {
            color: var(--secondary);
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .navbar-nav-custom .nav-link {
            color: var(--text-heading);
            font-size: 15px;
            font-weight: 500;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            position: relative;
        }

        .navbar-nav-custom .nav-link:hover {
            color: var(--secondary);
            background: var(--bg-light-green);
        }

        .navbar-nav-custom .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .navbar-nav-custom .nav-link.active::after {
            content: '';
            display: block;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            margin-top: 2px;
        }

        .navbar .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0.35rem 0.5rem;
            color: var(--primary);
            background: var(--bg-white);
        }

        .navbar .navbar-toggler:focus {
            box-shadow: 0 0 0 2px var(--primary);
            outline: none;
        }

        .btn-header-cta {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.55rem 1.2rem;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-header-cta:hover {
            background: var(--secondary-hover);
            color: #fff;
            transform: translateY(-1px);
        }

        @media (max-width: 991px) {
            .navbar-collapse-custom {
                background: var(--primary);
                border-radius: 0 0 12px 12px;
                padding: 1rem 1.2rem;
                margin-top: 0.5rem;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
            }

            .navbar-collapse-custom .nav-link {
                color: var(--text-on-dark) !important;
                padding: 0.7rem 0.5rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }

            .navbar-collapse-custom .nav-link:hover {
                background: rgba(255, 255, 255, 0.08);
                color: var(--accent-gold) !important;
            }

            .navbar-collapse-custom .nav-link.active {
                color: var(--accent-gold) !important;
            }

            .navbar-collapse-custom .nav-link.active::after {
                display: none;
            }

            .btn-header-cta {
                margin-top: 0.6rem;
                width: 100%;
            }
        }

        @media (max-width: 767px) {
            .site-header {
                min-height: 60px;
            }
            .site-header .navbar {
                min-height: 60px;
            }
            .navbar-brand-custom {
                font-size: 1.15rem;
            }
            .brand-mark {
                width: 30px;
                height: 30px;
                font-size: 0.95rem;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 72vh;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            background-color: var(--primary);
            color: var(--text-on-dark);
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(18, 59, 58, 0.92), rgba(18, 44, 41, 0.78));
            z-index: 1;
        }

        .hero-container {
            position: relative;
            z-index: 2;
            padding-top: 4.5rem;
            padding-bottom: 4.5rem;
            width: 100%;
        }

        .hero-container h1 {
            color: #fff;
            font-size: 2.6rem;
            font-weight: 700;
            letter-spacing: 0.01em;
            margin-bottom: 1rem;
            max-width: 560px;
        }

        .hero-subtitle {
            color: rgba(255, 255, 255, 0.88);
            font-size: 1.1rem;
            max-width: 520px;
            margin-bottom: 1.8rem;
            line-height: 1.8;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-bottom: 2rem;
        }

        .btn-hero-primary {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.75rem 1.6rem;
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-hero-primary:hover {
            background: var(--secondary-hover);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-hero-secondary {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.6);
            border-radius: var(--radius-btn);
            padding: 0.75rem 1.6rem;
            font-weight: 500;
            font-size: 15px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border-color: #fff;
        }

        .hero-draw-card {
            background: rgba(255, 255, 255, 0.95);
            border-radius: var(--radius-card);
            padding: 1.5rem 1.8rem;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
            max-width: 420px;
            margin-left: auto;
        }

        .hero-draw-card .draw-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            letter-spacing: 0.05em;
            text-transform: uppercase;
        }

        .hero-draw-card .draw-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 0.2rem;
        }

        .hero-draw-card .draw-meta {
            font-size: 13px;
            color: var(--text-secondary);
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 0.8rem;
        }

        .draw-numbers {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 0.8rem;
        }

        .draw-number-ball {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-mono);
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
        }

        .ball-red {
            background: var(--secondary);
        }

        .ball-blue {
            background: var(--accent-cyan);
        }

        .draw-note {
            font-size: 12px;
            color: var(--text-secondary);
            text-align: right;
            margin-bottom: 0;
        }

        @media (max-width: 991px) {
            .hero-section {
                min-height: auto;
            }
            .hero-container h1 {
                font-size: 2rem;
                max-width: 100%;
            }
            .hero-subtitle {
                font-size: 1rem;
                max-width: 100%;
            }
            .hero-draw-card {
                margin-left: 0;
                margin-top: 1.5rem;
                max-width: 100%;
            }
        }

        @media (max-width: 575px) {
            .hero-container h1 {
                font-size: 1.6rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .draw-number-ball {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .hero-cta-group .btn {
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== PROGRESS STEPS ========== */
        .progress-steps {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            padding: 1.5rem 0;
        }

        .progress-steps .step-list {
            display: flex;
            align-items: center;
            gap: 0;
            overflow-x: auto;
            padding: 0;
            margin: 0;
            list-style: none;
        }

        .progress-steps .step-item {
            display: flex;
            align-items: center;
            flex-shrink: 0;
        }

        .progress-steps .step-link {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-secondary);
            text-decoration: none;
            font-weight: 500;
            font-size: 14px;
            transition: color var(--transition);
            white-space: nowrap;
        }

        .progress-steps .step-link:hover {
            color: var(--primary);
        }

        .progress-steps .step-dot {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
            border: 2px solid var(--border);
            color: var(--text-secondary);
            background: var(--bg-white);
        }

        .progress-steps .step-item.active .step-dot {
            background: var(--secondary);
            border-color: var(--secondary);
            color: #fff;
        }

        .progress-steps .step-item.completed .step-dot {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }

        .progress-steps .step-line {
            width: 32px;
            height: 2px;
            background: var(--border);
            margin: 0 8px;
            flex-shrink: 0;
        }

        .progress-steps .step-item.completed .step-line {
            background: var(--primary);
        }

        @media (max-width: 767px) {
            .progress-steps .step-link span.step-text {
                font-size: 12px;
            }
            .progress-steps .step-line {
                width: 16px;
                margin: 0 4px;
            }
            .progress-steps .step-dot {
                width: 24px;
                height: 24px;
                font-size: 11px;
            }
        }

        /* ========== CARDS GENERAL ========== */
        .card-custom {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            overflow: hidden;
        }

        .card-custom:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .card-custom .card-body {
            padding: 1.5rem 1.6rem;
        }

        .card-custom .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 0.5rem;
        }

        .card-custom .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0;
        }

        .badge-custom {
            display: inline-block;
            background: var(--bg-light-green);
            color: var(--primary);
            border-radius: var(--radius-pill);
            padding: 0.3rem 0.9rem;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }

        .badge-red {
            background: rgba(198, 69, 51, 0.1);
            color: var(--secondary);
        }

        .badge-gold {
            background: rgba(214, 168, 75, 0.15);
            color: #8A6B2F;
        }

        .badge-cyan {
            background: rgba(46, 140, 140, 0.12);
            color: var(--accent-cyan);
        }

        /* ========== SELLING POINTS ========== */
        .selling-points .large-card {
            background: var(--bg-light-green);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 2rem;
            height: 100%;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .selling-points .large-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .selling-points .small-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1.2rem 1.4rem;
            height: 100%;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .selling-points .small-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .selling-points .metric-number {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 700;
            color: var(--secondary);
        }

        .selling-points .metric-label {
            font-size: 14px;
            color: var(--text-secondary);
        }

        /* ========== SCENE DEMO ========== */
        .scene-demo {
            background: var(--primary);
            color: var(--text-on-dark);
        }

        .scene-demo h2,
        .scene-demo h3 {
            color: #fff;
        }

        .scene-demo .scene-text {
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            line-height: 1.8;
        }

        .scene-chart-box {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            height: 320px;
            display: flex;
            align-items: flex-end;
            justify-content: center;
            gap: 12px;
            position: relative;
            overflow: hidden;
        }

        .scene-chart-box .bar {
            width: 28px;
            background: var(--accent-cyan);
            border-radius: 4px 4px 0 0;
            opacity: 0.75;
            transition: opacity var(--transition);
        }

        .scene-chart-box .bar:hover {
            opacity: 1;
        }

        .scene-chart-box .bar.red {
            background: var(--secondary);
        }

        .scene-chart-box .chart-label {
            position: absolute;
            bottom: 0.5rem;
            left: 1rem;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
        }

        /* ========== CONTENT SECTIONS ========== */
        .content-table-custom {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            margin-bottom: 1.5rem;
        }

        .content-table-custom thead th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            padding: 0.7rem 1rem;
            text-align: left;
            border: 1px solid var(--primary);
        }

        .content-table-custom tbody td {
            padding: 0.6rem 1rem;
            border: 1px solid var(--border);
            color: var(--text);
        }

        .content-table-custom tbody tr:nth-child(even) {
            background: var(--bg-light-green);
        }

        .content-table-custom tbody tr:hover {
            background: rgba(46, 140, 140, 0.06);
        }

        .blockquote-custom {
            border-left: 4px solid var(--accent-gold);
            background: var(--bg-light-green);
            padding: 1.2rem 1.5rem;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            margin: 1.2rem 0;
            font-size: 15px;
            color: var(--text-heading);
        }

        /* ========== NEWS ========== */
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
            padding: 1.2rem 0;
            border-bottom: 1px solid var(--border);
            transition: border-color var(--transition);
        }

        .news-item:hover {
            border-bottom-color: var(--primary);
        }

        .news-date {
            flex-shrink: 0;
            min-width: 68px;
            text-align: center;
            background: var(--bg-light-green);
            border-radius: var(--radius-btn);
            padding: 0.5rem 0.7rem;
            font-family: var(--font-mono);
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
        }

        .news-body {
            flex: 1;
        }

        .news-body .news-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 0.3rem;
        }

        .news-body .news-title a {
            color: var(--text-heading);
        }

        .news-body .news-title a:hover {
            color: var(--secondary);
        }

        .news-body .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 0.4rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-body .btn-read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--secondary);
            background: none;
            border: none;
            padding: 0;
            cursor: pointer;
            transition: color var(--transition);
        }

        .news-body .btn-read-more:hover {
            color: var(--secondary-hover);
            text-decoration: underline;
        }

        .news-featured {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            margin-bottom: 1.5rem;
        }

        .news-featured .featured-img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            display: block;
        }

        .news-featured .featured-body {
            padding: 1.4rem 1.6rem;
        }

        /* ========== FAQ ========== */
        .accordion-custom .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-card) !important;
            margin-bottom: 0.7rem;
            overflow: hidden;
            background: var(--bg-white);
            box-shadow: var(--shadow-card);
        }

        .accordion-custom .accordion-button {
            background: var(--bg-white);
            color: var(--text-heading);
            font-weight: 600;
            font-size: 15px;
            padding: 1rem 1.4rem;
            border: none;
            box-shadow: none;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--bg-milk);
            color: var(--primary);
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid var(--primary);
            outline-offset: -2px;
        }

        .accordion-custom .accordion-button::after {
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background: none;
            font-size: 13px;
            color: var(--text-secondary);
        }

        .accordion-custom .accordion-button:not(.collapsed)::after {
            content: '\f068';
            color: var(--secondary);
            transform: none;
        }

        .accordion-custom .accordion-body {
            padding: 1rem 1.4rem 1.2rem;
            font-size: 14px;
            color: var(--text-secondary);
            background: var(--bg-milk);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.82);
            padding: 2rem 0;
            font-size: 14px;
        }

        .site-footer a {
            color: rgba(255, 255, 255, 0.75);
            transition: color var(--transition);
        }

        .site-footer a:hover {
            color: var(--accent-gold);
        }

        .site-footer .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 1.2rem;
            padding-top: 1.2rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 0.8rem;
            font-size: 13px;
        }

        @media (max-width: 767px) {
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 0.4rem;
            }
        }

        /* ========== BOTTOM FIXED BAR ========== */
        .bottom-fixed-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1040;
            background: var(--primary);
            color: var(--text-on-dark);
            min-height: 64px;
            display: flex;
            align-items: center;
            padding: 0.7rem 1rem;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.12);
        }

        .bottom-fixed-bar .bar-text {
            font-size: 14px;
            font-weight: 500;
            flex: 1;
            margin-right: 1rem;
        }

        .bottom-fixed-bar .bar-form {
            display: flex;
            gap: 0.6rem;
            align-items: center;
            flex-shrink: 0;
        }

        .bottom-fixed-bar .bar-form input {
            width: 200px;
            background: rgba(255, 255, 255, 0.85);
            border: 1px solid transparent;
            border-radius: var(--radius-btn);
            padding: 0.5rem 0.9rem;
            font-size: 14px;
            color: var(--text-heading);
        }

        .bottom-fixed-bar .bar-form input:focus {
            outline: 2px solid var(--accent-gold);
            background: #fff;
        }

        .bottom-fixed-bar .btn-bar-submit {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.5rem 1.4rem;
            font-weight: 600;
            font-size: 14px;
            transition: background var(--transition);
            white-space: nowrap;
        }

        .bottom-fixed-bar .btn-bar-submit:hover {
            background: var(--secondary-hover);
        }

        .bottom-fixed-bar .btn-close-bar {
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.6);
            font-size: 18px;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
            transition: color var(--transition);
            display: none;
        }

        .bottom-fixed-bar .btn-close-bar:hover {
            color: #fff;
        }

        body.has-bottom-bar {
            padding-bottom: 80px;
        }

        @media (max-width: 767px) {
            .bottom-fixed-bar {
                min-height: 64px;
                flex-wrap: wrap;
            }
            .bottom-fixed-bar .bar-text {
                font-size: 12px;
                flex: 1 1 100%;
                margin-right: 0;
                margin-bottom: 0.3rem;
            }
            .bottom-fixed-bar .bar-form {
                width: 100%;
            }
            .bottom-fixed-bar .bar-form input {
                flex: 1;
                width: auto;
            }
            .bottom-fixed-bar .btn-close-bar {
                display: inline-block;
                position: absolute;
                top: 2px;
                right: 6px;
            }
        }

        /* ========== CALENDAR ========== */
        .calendar-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .calendar-list li {
            display: flex;
            align-items: center;
            gap: 1rem;
            padding: 0.7rem 0;
            border-bottom: 1px solid var(--border);
        }

        .calendar-list li:last-child {
            border-bottom: none;
        }

        .calendar-list .cal-date {
            font-family: var(--font-mono);
            font-weight: 600;
            font-size: 13px;
            color: var(--primary);
            min-width: 90px;
        }

        /* ========== RANKING ========== */
        .rank-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .rank-list li {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            padding: 0.7rem 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
        }

        .rank-list li:last-child {
            border-bottom: none;
        }

        .rank-num {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 13px;
            background: var(--bg-light-green);
            color: var(--primary);
            flex-shrink: 0;
        }

        .rank-num.top1 {
            background: var(--secondary);
            color: #fff;
        }

        .rank-num.top2 {
            background: var(--accent-gold);
            color: #fff;
        }

        .rank-num.top3 {
            background: var(--accent-cyan);
            color: #fff;
        }

        /* ========== VERSION UPDATE ========== */
        .changelog-item {
            padding: 0.8rem 0;
            border-bottom: 1px solid var(--border);
        }

        .changelog-item:last-child {
            border-bottom: none;
        }

        .changelog-item .changelog-date {
            font-family: var(--font-mono);
            font-size: 13px;
            font-weight: 600;
            color: var(--secondary);
        }

        /* ========== SOCIAL PROOF ========== */
        .stat-number {
            font-family: var(--font-mono);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .container-custom {
                padding-left: 20px;
                padding-right: 20px;
            }
            .section-pad {
                padding-top: 3.5rem;
                padding-bottom: 3.5rem;
            }
        }

        @media (max-width: 767px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section-pad {
                padding-top: 2.8rem;
                padding-bottom: 2.8rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .card-custom .card-body {
                padding: 1.1rem 1.2rem;
            }
            .selling-points .large-card {
                padding: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            body {
                font-size: 15px;
            }
            .container-custom {
                padding-left: 14px;
                padding-right: 14px;
            }
            .draw-number-ball {
                width: 30px;
                height: 30px;
                font-size: 0.8rem;
            }
            .news-item {
                flex-direction: column;
                gap: 0.5rem;
            }
            .news-date {
                min-width: auto;
                display: inline-block;
                width: fit-content;
            }
        }

        /* ========== UTILITIES ========== */
        .text-primary-custom {
            color: var(--primary) !important;
        }
        .text-secondary-red {
            color: var(--secondary) !important;
        }
        .bg-light-green-custom {
            background: var(--bg-light-green) !important;
        }
        .bg-milk-custom {
            background: var(--bg-milk) !important;
        }
        .bg-white-custom {
            background: var(--bg-white) !important;
        }
        .bg-primary-custom {
            background: var(--primary) !important;
        }
        .rounded-card {
            border-radius: var(--radius-card) !important;
        }
        .shadow-custom {
            box-shadow: var(--shadow-card) !important;
        }
        .font-mono {
            font-family: var(--font-mono);
        }
        .gap-2-custom {
            gap: 0.6rem;
        }
        .mt-4-custom {
            margin-top: 2rem !important;
        }
        .mb-4-custom {
            margin-bottom: 2rem !important;
        }

/* roulang page: category1 */
:root {
            --primary: #123B3A;
            --primary-dark: #0D2A29;
            --secondary: #C64533;
            --secondary-hover: #A63727;
            --accent-gold: #D6A84B;
            --accent-cyan: #2E8C8C;
            --bg-milk: #F6F1E7;
            --bg-white: #FFFFFF;
            --bg-light-green: #EAF0EC;
            --border: #D9E0DB;
            --text: #2A3534;
            --text-secondary: #667270;
            --text-heading: #14201F;
            --text-on-dark: #F5F1E8;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-chart: 8px;
            --shadow-card: 0 1px 3px rgba(18, 44, 41, 0.06), 0 8px 24px rgba(18, 44, 41, 0.05);
            --shadow-card-hover: 0 12px 32px rgba(18, 44, 41, 0.10);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans CJK SC', sans-serif;
            --font-mono: 'Menlo', 'Consolas', 'Roboto Mono', monospace;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg-milk);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .text-secondary-custom {
            color: var(--text-secondary) !important;
        }
        .text-heading-custom {
            color: var(--text-heading) !important;
        }
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-narrow {
            max-width: 840px;
            margin: 0 auto;
        }
        .section-pad {
            padding-top: 4.5rem;
            padding-bottom: 4.5rem;
        }
        .section-pad-sm {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: rgba(246, 241, 231, 0.97);
            backdrop-filter: blur(6px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1030;
            min-height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .navbar {
            padding: 0;
            min-height: 68px;
        }
        .navbar-brand-custom {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.02em;
        }
        .navbar-brand-custom:hover {
            color: var(--secondary);
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .navbar-nav-custom .nav-link {
            color: var(--text-heading);
            font-size: 15px;
            font-weight: 500;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            position: relative;
        }
        .navbar-nav-custom .nav-link:hover {
            color: var(--secondary);
            background: var(--bg-light-green);
        }
        .navbar-nav-custom .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .navbar-nav-custom .nav-link.active::after {
            content: '';
            display: block;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            margin-top: 2px;
        }
        .navbar .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0.35rem 0.5rem;
            color: var(--primary);
            background: var(--bg-white);
        }
        .navbar .navbar-toggler:focus {
            box-shadow: 0 0 0 2px var(--primary);
            outline: none;
        }
        .btn-header-cta {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.55rem 1.2rem;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-header-cta:hover {
            background: var(--secondary-hover);
            color: #fff;
            transform: translateY(-1px);
        }
        .navbar-collapse-custom {
            background: var(--primary);
            border-radius: 0 0 12px 12px;
            padding: 1rem 1.2rem;
            margin-top: 0.5rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        }
        .navbar-collapse-custom .nav-link {
            color: var(--text-on-dark) !important;
            padding: 0.7rem 0.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .navbar-collapse-custom .nav-link:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--accent-gold) !important;
        }
        .navbar-collapse-custom .nav-link.active {
            color: var(--accent-gold) !important;
            font-weight: 600;
        }
        .navbar-collapse-custom .nav-link.active::after {
            display: none;
        }
        .navbar-collapse-custom .btn-header-cta {
            margin-top: 0.6rem;
            width: 100%;
            text-align: center;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-custom {
            background: transparent;
            padding: 1rem 0;
            margin: 0;
            font-size: 14px;
            color: var(--text-secondary);
        }
        .breadcrumb-custom a {
            color: var(--text-secondary);
        }
        .breadcrumb-custom a:hover {
            color: var(--primary);
        }
        .breadcrumb-custom .breadcrumb-item.active {
            color: var(--primary);
            font-weight: 600;
        }

        /* ========== PAGE HEADER ========== */
        .page-header {
            background: var(--primary);
            background-image: linear-gradient(135deg, rgba(18, 59, 58, 0.95), rgba(13, 42, 41, 0.88)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: var(--text-on-dark);
            padding: 3rem 0 2.5rem;
            position: relative;
        }
        .page-header h1 {
            font-size: 2.2rem;
            font-weight: 700;
            line-height: 1.3;
            color: #fff;
            margin-bottom: 0.75rem;
        }
        .page-header .page-subtitle {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.82);
            max-width: 720px;
            line-height: 1.75;
        }

        /* ========== FLASH BAR ========== */
        .flash-bar {
            background: var(--primary-dark);
            color: var(--text-on-dark);
            padding: 1rem 1.5rem;
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: -1.5rem;
            position: relative;
            z-index: 5;
            box-shadow: var(--shadow-card);
        }
        .flash-bar .flash-label {
            background: var(--secondary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 0.25rem 0.8rem;
            border-radius: var(--radius-pill);
            white-space: nowrap;
        }
        .flash-bar .flash-text {
            font-size: 15px;
            line-height: 1.6;
            flex: 1;
            min-width: 200px;
        }
        .flash-bar .flash-nums {
            font-family: var(--font-mono);
            font-size: 1.2rem;
            font-weight: 600;
            display: flex;
            gap: 0.5rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .flash-ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
        }
        .flash-ball.red {
            background: var(--secondary);
        }
        .flash-ball.blue {
            background: var(--accent-cyan);
        }

        /* ========== FILTER BAR ========== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            align-items: center;
            padding: 1rem 0;
        }
        .filter-bar .filter-label {
            font-size: 14px;
            color: var(--text-secondary);
            font-weight: 500;
            margin-right: 0.25rem;
        }
        .filter-chip {
            display: inline-block;
            padding: 0.35rem 1rem;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border);
            background: var(--bg-white);
            color: var(--text);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--bg-light-green);
        }
        .filter-chip.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        /* ========== DRAW RESULT CARD ========== */
        .draw-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.25rem 1.5rem;
            margin-bottom: 1rem;
            border-left: 4px solid transparent;
            transition: all var(--transition);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
        }
        .draw-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-left-color: var(--primary);
        }
        .draw-card .lottery-tag {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            background: var(--bg-light-green);
            color: var(--primary);
            white-space: nowrap;
        }
        .draw-card .draw-period {
            font-size: 14px;
            color: var(--text-secondary);
            font-family: var(--font-mono);
            white-space: nowrap;
        }
        .draw-card .draw-date {
            font-size: 13px;
            color: var(--text-secondary);
            white-space: nowrap;
        }
        .draw-card .draw-nums {
            display: flex;
            gap: 0.4rem;
            align-items: center;
            flex-wrap: wrap;
            flex: 1;
            min-width: 200px;
        }
        .draw-card .draw-ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            font-family: var(--font-mono);
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
        }
        .draw-card .draw-ball.red {
            background: var(--secondary);
        }
        .draw-card .draw-ball.blue {
            background: var(--accent-cyan);
        }
        .draw-card .draw-ball.gold {
            background: var(--accent-gold);
            color: var(--primary-dark);
        }
        .btn-detail {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
            border-radius: var(--radius-btn);
            padding: 0.4rem 1rem;
            font-size: 13px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-detail:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ========== SIDEBAR ========== */
        .sidebar-widget {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.25rem 1.5rem;
            margin-bottom: 1.25rem;
        }
        .sidebar-widget .widget-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 0.75rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--bg-light-green);
        }
        .sidebar-widget .hot-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 0;
            border-bottom: 1px solid var(--bg-light-green);
            font-size: 14px;
            color: var(--text);
            transition: color var(--transition);
        }
        .sidebar-widget .hot-item:last-child {
            border-bottom: none;
        }
        .sidebar-widget .hot-item:hover {
            color: var(--primary);
        }
        .sidebar-widget .hot-item .hot-index {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--bg-light-green);
            color: var(--text-secondary);
            font-size: 12px;
            font-weight: 600;
            flex-shrink: 0;
        }
        .sidebar-widget .hot-item:nth-child(1) .hot-index {
            background: var(--secondary);
            color: #fff;
        }
        .sidebar-widget .hot-item:nth-child(2) .hot-index {
            background: var(--accent-gold);
            color: var(--primary-dark);
        }
        .sidebar-widget .hot-item:nth-child(3) .hot-index {
            background: var(--accent-cyan);
            color: #fff;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .tag-cloud .tag-pill {
            display: inline-block;
            padding: 0.3rem 0.8rem;
            font-size: 13px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border);
            color: var(--text-secondary);
            transition: all var(--transition);
        }
        .tag-cloud .tag-pill:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: var(--bg-light-green);
        }
        .rational-tip-card {
            background: var(--bg-light-green);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1.25rem 1.5rem;
        }
        .rational-tip-card .tip-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .rational-tip-card .tip-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ========== PAGINATION ========== */
        .pagination-custom {
            display: flex;
            gap: 0.35rem;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            padding: 1.5rem 0 0.5rem;
        }
        .pagination-custom .page-link-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 0.5rem;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border);
            background: var(--bg-white);
            color: var(--text);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition);
        }
        .pagination-custom .page-link-custom:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--bg-light-green);
        }
        .pagination-custom .page-link-custom.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .pagination-custom .page-link-custom.disabled {
            opacity: 0.45;
            pointer-events: none;
        }

        /* ========== DATA INFO SECTION ========== */
        .data-info-section {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 2rem 2.5rem;
            margin-top: 2rem;
        }
        .data-info-section h2 {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 1.25rem;
        }
        .data-info-section h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
        }
        .data-info-section p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text);
        }
        .data-info-section .info-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1rem 0 1.5rem;
            font-size: 14px;
        }
        .data-info-section .info-table thead th {
            background: var(--primary);
            color: #fff;
            padding: 0.65rem 1rem;
            font-weight: 600;
            text-align: left;
            border: none;
        }
        .data-info-section .info-table tbody td {
            padding: 0.6rem 1rem;
            border-bottom: 1px solid var(--border);
            color: var(--text);
        }
        .data-info-section .info-table tbody tr:nth-child(even) {
            background: var(--bg-light-green);
        }
        .data-info-section .info-table tbody tr:hover {
            background: #f0f5f2;
        }

        /* ========== STICKY CTA BAR ========== */
        .sticky-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary-dark);
            color: var(--text-on-dark);
            padding: 12px 16px;
            z-index: 1040;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.18);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.75rem;
            min-height: 60px;
        }
        .sticky-cta-bar .cta-text {
            font-size: 14px;
            font-weight: 500;
            flex: 1;
            min-width: 180px;
            line-height: 1.5;
        }
        .sticky-cta-bar .cta-form {
            display: flex;
            gap: 0.5rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .sticky-cta-bar .cta-input {
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: 0.5rem 0.9rem;
            font-size: 14px;
            width: 200px;
            transition: all var(--transition);
        }
        .sticky-cta-bar .cta-input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }
        .sticky-cta-bar .cta-input:focus {
            outline: none;
            border-color: var(--accent-gold);
            background: rgba(255, 255, 255, 0.18);
        }
        .sticky-cta-bar .btn-cta-submit {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.5rem 1.2rem;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .sticky-cta-bar .btn-cta-submit:hover {
            background: var(--secondary-hover);
        }
        .sticky-cta-bar .btn-cta-close {
            background: transparent;
            border: none;
            color: rgba(255, 255, 255, 0.6);
            font-size: 1.2rem;
            cursor: pointer;
            padding: 0.25rem 0.5rem;
            transition: color var(--transition);
        }
        .sticky-cta-bar .btn-cta-close:hover {
            color: #fff;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 3.5rem 0 2rem;
            margin-top: 4rem;
        }
        .site-footer .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: color var(--transition);
        }
        .site-footer a:hover {
            color: var(--accent-gold);
        }
        .site-footer .footer-bottom {
            margin-top: 2rem;
            padding-top: 1.25rem;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem 1.25rem;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            align-items: center;
        }
        .site-footer .footer-bottom span {
            white-space: nowrap;
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 13px;
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent-gold);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 991.98px) {
            .page-header h1 {
                font-size: 1.8rem;
            }
            .draw-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.6rem;
            }
            .draw-card .draw-nums {
                min-width: auto;
            }
            .sticky-cta-bar {
                padding: 10px 12px;
                min-height: 56px;
            }
            .sticky-cta-bar .cta-text {
                font-size: 13px;
                min-width: 140px;
            }
            .sticky-cta-bar .cta-input {
                width: 150px;
                font-size: 13px;
            }
            .data-info-section {
                padding: 1.5rem 1.25rem;
            }
        }
        @media (max-width: 767.98px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-header {
                padding: 2rem 0 2rem;
            }
            .page-header h1 {
                font-size: 1.5rem;
            }
            .page-header .page-subtitle {
                font-size: 0.95rem;
            }
            .flash-bar {
                padding: 0.8rem 1rem;
                gap: 0.6rem;
                margin-top: -1rem;
            }
            .flash-bar .flash-nums {
                font-size: 1rem;
            }
            .flash-ball {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }
            .draw-card {
                padding: 1rem 1.1rem;
            }
            .draw-card .draw-ball {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
            .sticky-cta-bar {
                position: fixed;
                bottom: 0;
                flex-direction: column;
                align-items: stretch;
                gap: 0.5rem;
                padding: 10px 12px;
                min-height: auto;
            }
            .sticky-cta-bar .cta-text {
                font-size: 12px;
                min-width: auto;
            }
            .sticky-cta-bar .cta-form {
                width: 100%;
            }
            .sticky-cta-bar .cta-input {
                flex: 1;
                width: auto;
            }
            .sticky-cta-bar .btn-cta-close {
                position: absolute;
                top: 4px;
                right: 8px;
                font-size: 1rem;
            }
            .data-info-section h2 {
                font-size: 1.25rem;
            }
            .data-info-section h3 {
                font-size: 1.05rem;
            }
            .data-info-section p {
                font-size: 14px;
            }
            .data-info-section .info-table {
                font-size: 13px;
            }
            .data-info-section .info-table thead th,
            .data-info-section .info-table tbody td {
                padding: 0.45rem 0.6rem;
            }
            .site-footer {
                padding: 2.5rem 0 1.5rem;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 0.4rem;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .page-header h1 {
                font-size: 1.3rem;
            }
            .filter-bar .filter-chip {
                font-size: 12px;
                padding: 0.3rem 0.7rem;
            }
            .draw-card .draw-ball {
                width: 27px;
                height: 27px;
                font-size: 0.78rem;
            }
            .draw-card .lottery-tag {
                font-size: 11px;
                padding: 0.2rem 0.6rem;
            }
            .draw-card .draw-period {
                font-size: 12px;
            }
            .draw-card .draw-date {
                font-size: 12px;
            }
            .pagination-custom .page-link-custom {
                min-width: 32px;
                height: 32px;
                font-size: 12px;
            }
        }

/* roulang page: category2 */
:root {
        --primary: #123B3A;
        --primary-dark: #0D2A29;
        --secondary: #C64533;
        --secondary-hover: #A63727;
        --accent-gold: #D6A84B;
        --accent-cyan: #2E8C8C;
        --bg-milk: #F6F1E7;
        --bg-white: #FFFFFF;
        --bg-light-green: #EAF0EC;
        --border: #D9E0DB;
        --text: #2A3534;
        --text-secondary: #667270;
        --text-heading: #14201F;
        --text-on-dark: #F5F1E8;
        --radius-card: 10px;
        --radius-btn: 6px;
        --radius-pill: 20px;
        --radius-chart: 8px;
        --shadow-card: 0 1px 3px rgba(18, 44, 41, 0.06), 0 8px 24px rgba(18, 44, 41, 0.05);
        --shadow-card-hover: 0 12px 32px rgba(18, 44, 41, 0.10);
        --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans CJK SC', sans-serif;
        --font-mono: 'Menlo', 'Consolas', 'Roboto Mono', monospace;
        --transition: 0.25s ease;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: var(--font-cn);
        font-size: 16px;
        line-height: 1.7;
        color: var(--text);
        background-color: var(--bg-milk);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    a {
        color: var(--accent-cyan);
        text-decoration: none;
        transition: color var(--transition);
    }
    a:hover {
        color: var(--secondary);
    }
    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
        outline: 2px solid var(--primary);
        outline-offset: 2px;
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    .text-secondary-custom {
        color: var(--text-secondary) !important;
    }
    .text-heading-custom {
        color: var(--text-heading) !important;
    }
    .container-custom {
        width: 100%;
        max-width: 1200px;
        margin: 0 auto;
        padding-left: 24px;
        padding-right: 24px;
    }
    .container-narrow {
        max-width: 840px;
        margin: 0 auto;
    }
    .section-pad {
        padding-top: 4.5rem;
        padding-bottom: 4.5rem;
    }
    .section-pad-sm {
        padding-top: 3rem;
        padding-bottom: 3rem;
    }
    /* HEADER / NAV */
    .site-header {
        background: rgba(246, 241, 231, 0.97);
        backdrop-filter: blur(6px);
        border-bottom: 1px solid var(--border);
        position: sticky;
        top: 0;
        z-index: 1030;
        min-height: 68px;
        display: flex;
        align-items: center;
    }
    .site-header .navbar {
        padding: 0;
        min-height: 68px;
    }
    .navbar-brand-custom {
        font-size: 1.35rem;
        font-weight: 700;
        color: var(--primary);
        display: flex;
        align-items: center;
        gap: 8px;
        letter-spacing: 0.02em;
    }
    .navbar-brand-custom:hover {
        color: var(--secondary);
    }
    .brand-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        background: var(--primary);
        color: #fff;
        border-radius: 50%;
        font-size: 1.1rem;
        flex-shrink: 0;
    }
    .navbar-nav-custom .nav-link {
        color: var(--text-heading);
        font-size: 15px;
        font-weight: 500;
        padding: 0.5rem 0.9rem;
        border-radius: var(--radius-btn);
        transition: all var(--transition);
        position: relative;
    }
    .navbar-nav-custom .nav-link:hover {
        color: var(--secondary);
        background: var(--bg-light-green);
    }
    .navbar-nav-custom .nav-link.active {
        color: var(--primary);
        font-weight: 600;
    }
    .navbar-nav-custom .nav-link.active::after {
        content: '';
        display: block;
        width: 100%;
        height: 2px;
        background: var(--primary);
        border-radius: 2px;
        margin-top: 2px;
    }
    .navbar .navbar-toggler {
        border: 1px solid var(--border);
        border-radius: var(--radius-btn);
        padding: 0.35rem 0.5rem;
        color: var(--primary);
        background: var(--bg-white);
    }
    .navbar .navbar-toggler:focus {
        box-shadow: 0 0 0 2px var(--primary);
        outline: none;
    }
    .btn-header-cta {
        background: var(--secondary);
        color: #fff;
        border: none;
        border-radius: var(--radius-btn);
        padding: 0.55rem 1.2rem;
        font-size: 14px;
        font-weight: 600;
        transition: all var(--transition);
        white-space: nowrap;
    }
    .btn-header-cta:hover {
        background: var(--secondary-hover);
        color: #fff;
        transform: translateY(-1px);
    }
    @media (max-width: 991.98px) {
        .navbar-collapse-custom {
            background: var(--primary);
            border-radius: 0 0 12px 12px;
            padding: 1rem 1.2rem;
            margin-top: 0.5rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        }
        .navbar-collapse-custom .nav-link {
            color: var(--text-on-dark) !important;
            padding: 0.7rem 0.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .navbar-collapse-custom .nav-link:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--accent-gold) !important;
        }
        .navbar-collapse-custom .nav-link.active {
            color: var(--accent-gold) !important;
        }
        .navbar-collapse-custom .nav-link.active::after {
            display: none;
        }
        .btn-header-cta {
            margin-top: 0.6rem;
            width: 100%;
            text-align: center;
        }
    }
    /* PAGE HEADER */
    .page-head {
        background: var(--primary);
        padding: 3rem 0 2.5rem;
        position: relative;
        overflow: hidden;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .page-head::after {
        content: '';
        position: absolute;
        top: -40%;
        right: -5%;
        width: 420px;
        height: 420px;
        background: radial-gradient(circle, rgba(198, 69, 51, 0.18), transparent 65%);
        border-radius: 50%;
        pointer-events: none;
    }
    .page-head .breadcrumb {
        margin-bottom: 0.75rem;
        font-size: 13px;
        --bs-breadcrumb-divider-color: rgba(245, 241, 232, 0.5);
        position: relative;
        z-index: 1;
    }
    .page-head .breadcrumb a {
        color: var(--accent-gold);
    }
    .page-head .breadcrumb .breadcrumb-item.active {
        color: rgba(245, 241, 232, 0.7);
    }
    .page-head h1 {
        color: var(--text-on-dark);
        font-size: 2rem;
        font-weight: 700;
        line-height: 1.3;
        margin-bottom: 0.75rem;
        position: relative;
        z-index: 1;
    }
    .page-head .lead-text {
        color: rgba(245, 241, 232, 0.85);
        font-size: 16px;
        max-width: 720px;
        position: relative;
        z-index: 1;
    }
    /* FILTER BAR */
    .filter-bar {
        background: var(--bg-white);
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        padding: 0.9rem 1.2rem;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 0.75rem 1.25rem;
        box-shadow: 0 1px 2px rgba(18, 44, 41, 0.04);
    }
    .filter-bar .filter-label {
        font-size: 13px;
        font-weight: 600;
        color: var(--text-secondary);
        white-space: nowrap;
        display: flex;
        align-items: center;
        gap: 6px;
    }
    .filter-chips {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
    }
    .filter-chip {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        padding: 0.35rem 0.85rem;
        font-size: 13px;
        font-weight: 500;
        border-radius: var(--radius-pill);
        border: 1px solid var(--border);
        background: var(--bg-milk);
        color: var(--text-secondary);
        cursor: pointer;
        transition: all var(--transition);
        white-space: nowrap;
    }
    .filter-chip:hover {
        border-color: var(--accent-cyan);
        color: var(--accent-cyan);
    }
    .filter-chip.active {
        background: var(--primary);
        border-color: var(--primary);
        color: #fff;
    }
    .filter-chip .chip-dot {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: currentColor;
    }
    .filter-chip.active .chip-dot {
        background: var(--accent-gold);
    }
    /* TREND CHART CARD */
    .trend-chart-card {
        background: var(--bg-white);
        border-radius: var(--radius-card);
        box-shadow: var(--shadow-card);
        overflow: hidden;
        border: 1px solid var(--border);
    }
    .trend-chart-card .chart-header {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        padding: 1rem 1.5rem;
        border-bottom: 1px solid var(--border);
        gap: 0.75rem;
    }
    .chart-tabs {
        display: flex;
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    .chart-tab {
        padding: 0.45rem 1.1rem;
        font-size: 14px;
        font-weight: 600;
        border-radius: var(--radius-btn);
        border: none;
        background: transparent;
        color: var(--text-secondary);
        cursor: pointer;
        transition: all var(--transition);
        position: relative;
    }
    .chart-tab:hover {
        color: var(--primary);
        background: var(--bg-light-green);
    }
    .chart-tab.active {
        color: var(--secondary);
    }
    .chart-tab.active::after {
        content: '';
        display: block;
        width: 100%;
        height: 2px;
        background: var(--secondary);
        border-radius: 2px;
        margin-top: 4px;
    }
    .chart-meta {
        font-size: 13px;
        color: var(--text-secondary);
        display: flex;
        align-items: center;
        gap: 1rem;
        flex-wrap: wrap;
    }
    .chart-meta .meta-pill {
        background: var(--bg-light-green);
        border-radius: var(--radius-pill);
        padding: 0.25rem 0.8rem;
        font-size: 12px;
        color: var(--primary);
        font-weight: 500;
    }
    .chart-body {
        padding: 1.5rem;
        min-height: 420px;
        display: flex;
        flex-direction: column;
    }
    .chart-legend {
        display: flex;
        flex-wrap: wrap;
        gap: 1.25rem;
        font-size: 13px;
        color: var(--text-secondary);
        margin-bottom: 1rem;
    }
    .chart-legend .legend-dot {
        display: inline-block;
        width: 10px;
        height: 10px;
        border-radius: 50%;
        margin-right: 5px;
    }
    .chart-canvas {
        flex: 1;
        background: var(--bg-milk);
        border-radius: var(--radius-chart);
        border: 1px dashed var(--border);
        min-height: 260px;
        position: relative;
        overflow: hidden;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .chart-placeholder {
        text-align: center;
        color: var(--text-secondary);
        font-size: 14px;
        padding: 2rem;
    }
    .chart-placeholder .chart-icon {
        font-size: 2.5rem;
        color: var(--accent-cyan);
        margin-bottom: 0.75rem;
    }
    .chart-placeholder .bars-wrap {
        display: flex;
        align-items: flex-end;
        gap: 10px;
        justify-content: center;
        margin: 1.5rem 0;
        height: 160px;
    }
    .bars-wrap .bar {
        width: 28px;
        background: linear-gradient(180deg, var(--accent-cyan), var(--primary));
        border-radius: 4px 4px 0 0;
        opacity: 0.75;
        transition: opacity var(--transition);
    }
    .bars-wrap .bar:nth-child(odd) {
        background: linear-gradient(180deg, var(--secondary), #8A3225);
    }
    .bars-wrap .bar:hover {
        opacity: 1;
    }
    .bars-wrap .bar.highlight {
        background: linear-gradient(180deg, var(--accent-gold), var(--secondary));
        opacity: 1;
    }
    /* INDICATOR SECTION */
    .indicator-section {
        background: var(--bg-white);
        border-radius: var(--radius-card);
        box-shadow: var(--shadow-card);
        border: 1px solid var(--border);
        padding: 2rem;
    }
    .indicator-section h2 {
        font-size: 1.4rem;
        font-weight: 700;
        color: var(--text-heading);
        margin-bottom: 1rem;
    }
    .indicator-table {
        width: 100%;
        border-collapse: collapse;
        font-size: 14px;
    }
    .indicator-table th {
        background: var(--primary);
        color: var(--text-on-dark);
        font-weight: 600;
        padding: 0.65rem 1rem;
        text-align: left;
        font-size: 13px;
    }
    .indicator-table td {
        padding: 0.65rem 1rem;
        border-bottom: 1px solid var(--border);
        color: var(--text);
    }
    .indicator-table tr:nth-child(even) td {
        background: var(--bg-light-green);
    }
    .indicator-table tr:hover td {
        background: rgba(46, 140, 140, 0.06);
    }
    /* TREND LIST */
    .trend-list-card {
        background: var(--bg-white);
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        padding: 1.25rem 1.5rem;
        transition: all var(--transition);
        cursor: pointer;
        margin-bottom: 0.9rem;
    }
    .trend-list-card:hover {
        box-shadow: var(--shadow-card-hover);
        transform: translateY(-2px);
        border-color: var(--accent-cyan);
    }
    .trend-list-card .trend-title {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-heading);
        margin-bottom: 0.35rem;
    }
    .trend-list-card .trend-excerpt {
        font-size: 13px;
        color: var(--text-secondary);
        margin-bottom: 0.5rem;
    }
    .trend-list-card .trend-meta {
        display: flex;
        align-items: center;
        gap: 1rem;
        font-size: 12px;
        color: var(--text-secondary);
        flex-wrap: wrap;
    }
    .trend-list-card .trend-meta .badge-custom {
        background: var(--bg-light-green);
        color: var(--primary);
        border-radius: var(--radius-pill);
        padding: 0.2rem 0.7rem;
        font-size: 12px;
        font-weight: 500;
    }
    .btn-outline-sm {
        border: 1px solid var(--primary);
        color: var(--primary);
        background: transparent;
        border-radius: var(--radius-btn);
        padding: 0.35rem 1rem;
        font-size: 13px;
        font-weight: 500;
        transition: all var(--transition);
        white-space: nowrap;
    }
    .btn-outline-sm:hover {
        background: var(--primary);
        color: #fff;
    }
    /* SIDEBAR */
    .sidebar-card {
        background: var(--bg-white);
        border: 1px solid var(--border);
        border-radius: var(--radius-card);
        padding: 1.5rem;
        box-shadow: 0 1px 2px rgba(18, 44, 41, 0.04);
        margin-bottom: 1.5rem;
    }
    .sidebar-card h3 {
        font-size: 16px;
        font-weight: 700;
        color: var(--text-heading);
        margin-bottom: 1rem;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .sidebar-card h3 .sidebar-icon {
        color: var(--secondary);
        font-size: 1.1rem;
    }
    .hot-list-item {
        display: flex;
        gap: 10px;
        padding: 0.5rem 0;
        border-bottom: 1px solid var(--border);
        align-items: flex-start;
    }
    .hot-list-item:last-child {
        border-bottom: none;
    }
    .hot-list-item .hot-rank {
        width: 24px;
        height: 24px;
        border-radius: 50%;
        background: var(--bg-light-green);
        color: var(--primary);
        font-size: 12px;
        font-weight: 700;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        margin-top: 2px;
    }
    .hot-list-item a {
        font-size: 14px;
        color: var(--text);
        line-height: 1.5;
    }
    .hot-list-item a:hover {
        color: var(--secondary);
    }
    .tag-cloud {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }
    .tag-item {
        display: inline-block;
        padding: 0.3rem 0.9rem;
        font-size: 13px;
        border-radius: var(--radius-pill);
        border: 1px solid var(--border);
        background: var(--bg-milk);
        color: var(--text-secondary);
        transition: all var(--transition);
    }
    .tag-item:hover {
        border-color: var(--accent-cyan);
        color: var(--accent-cyan);
        background: var(--bg-white);
    }
    .rational-tip-card {
        background: var(--bg-light-green);
        border-left: 4px solid var(--accent-cyan);
        border-radius: 6px;
        padding: 1.25rem 1.5rem;
        font-size: 14px;
        color: var(--text);
        line-height: 1.7;
    }
    .rational-tip-card .tip-title {
        font-size: 15px;
        font-weight: 700;
        color: var(--primary);
        margin-bottom: 0.5rem;
        display: flex;
        align-items: center;
        gap: 6px;
    }
    /* RELATED CARDS */
    .related-card {
        background: var(--bg-white);
        border-radius: var(--radius-card);
        box-shadow: var(--shadow-card);
        overflow: hidden;
        border: 1px solid var(--border);
        transition: all var(--transition);
        height: 100%;
    }
    .related-card:hover {
        box-shadow: var(--shadow-card-hover);
        transform: translateY(-3px);
    }
    .related-card .related-img {
        width: 100%;
        height: 180px;
        object-fit: cover;
    }
    .related-card .related-body {
        padding: 1.25rem 1.5rem 1.5rem;
    }
    .related-card .related-title {
        font-size: 15px;
        font-weight: 700;
        color: var(--text-heading);
        margin-bottom: 0.5rem;
        line-height: 1.5;
    }
    .related-card .related-excerpt {
        font-size: 13px;
        color: var(--text-secondary);
        margin-bottom: 0.75rem;
    }
    /* PAGINATION */
    .pagination-custom {
        display: flex;
        align-items: center;
        gap: 6px;
        flex-wrap: wrap;
        justify-content: center;
    }
    .pagination-custom .page-link {
        border: 1px solid var(--border);
        border-radius: var(--radius-btn);
        color: var(--text);
        font-size: 14px;
        font-weight: 500;
        padding: 0.45rem 0.9rem;
        transition: all var(--transition);
        background: var(--bg-white);
    }
    .pagination-custom .page-link:hover {
        background: var(--bg-light-green);
        color: var(--primary);
        border-color: var(--accent-cyan);
    }
    .pagination-custom .page-link.active {
        background: var(--primary);
        border-color: var(--primary);
        color: #fff;
    }
    .pagination-custom .page-link.disabled {
        opacity: 0.45;
        pointer-events: none;
    }
    /* CTA SECTION */
    .cta-section {
        background: var(--primary-dark);
        border-radius: var(--radius-card);
        padding: 2.5rem 2rem;
        text-align: center;
        position: relative;
        overflow: hidden;
        border: 1px solid rgba(255, 255, 255, 0.08);
    }
    .cta-section::before {
        content: '';
        position: absolute;
        top: -30%;
        left: 10%;
        width: 300px;
        height: 300px;
        background: radial-gradient(circle, rgba(198, 69, 51, 0.25), transparent 60%);
        border-radius: 50%;
        pointer-events: none;
    }
    .cta-section h2 {
        color: var(--text-on-dark);
        font-size: 1.6rem;
        font-weight: 700;
        margin-bottom: 0.75rem;
    }
    .cta-section p {
        color: rgba(245, 241, 232, 0.75);
        font-size: 15px;
        max-width: 560px;
        margin: 0 auto 1.5rem;
    }
    .btn-cta-primary {
        background: var(--secondary);
        color: #fff;
        border: none;
        border-radius: var(--radius-btn);
        padding: 0.7rem 2rem;
        font-size: 15px;
        font-weight: 600;
        transition: all var(--transition);
    }
    .btn-cta-primary:hover {
        background: var(--secondary-hover);
        color: #fff;
        transform: translateY(-2px);
    }
    .btn-cta-secondary {
        background: transparent;
        color: var(--accent-gold);
        border: 1px solid var(--accent-gold);
        border-radius: var(--radius-btn);
        padding: 0.7rem 2rem;
        font-size: 15px;
        font-weight: 600;
        transition: all var(--transition);
    }
    .btn-cta-secondary:hover {
        background: rgba(214, 168, 75, 0.12);
        color: var(--accent-gold);
    }
    /* FOOTER */
    .site-footer {
        background: var(--primary-dark);
        color: rgba(245, 241, 232, 0.85);
        padding: 3rem 0 1.5rem;
        margin-top: 4rem;
    }
    .site-footer a {
        color: rgba(245, 241, 232, 0.75);
        font-size: 13px;
        transition: color var(--transition);
    }
    .site-footer a:hover {
        color: var(--accent-gold);
    }
    .footer-brand {
        font-size: 1.2rem;
        font-weight: 700;
        color: #fff;
    }
    .footer-bottom {
        margin-top: 2rem;
        padding-top: 1.25rem;
        border-top: 1px solid rgba(255, 255, 255, 0.12);
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 0.75rem;
        font-size: 13px;
        color: rgba(245, 241, 232, 0.65);
    }
    /* SECTION TITLES */
    .section-title-wrap {
        margin-bottom: 2rem;
    }
    .section-title-wrap .section-label {
        font-size: 13px;
        font-weight: 600;
        color: var(--secondary);
        text-transform: uppercase;
        letter-spacing: 0.06em;
        margin-bottom: 0.5rem;
    }
    .section-title-wrap h2 {
        font-size: 1.6rem;
        font-weight: 700;
        color: var(--text-heading);
        margin-bottom: 0.5rem;
    }
    .section-title-wrap .section-sub {
        font-size: 15px;
        color: var(--text-secondary);
        max-width: 680px;
    }
    /* Responsive */
    @media (max-width: 991.98px) {
        .page-head h1 { font-size: 1.65rem; }
        .chart-body { min-height: 320px; padding: 1rem; }
        .chart-canvas { min-height: 200px; }
        .bars-wrap .bar { width: 20px; }
        .bars-wrap { gap: 6px; height: 120px; }
        .indicator-section { padding: 1.25rem; }
        .sidebar-card { padding: 1.1rem; }
    }
    @media (max-width: 767.98px) {
        .container-custom { padding-left: 16px; padding-right: 16px; }
        .section-pad { padding-top: 3rem; padding-bottom: 3rem; }
        .page-head { padding: 2rem 0 1.5rem; }
        .page-head h1 { font-size: 1.35rem; }
        .filter-bar { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
        .chart-header { flex-direction: column; align-items: flex-start; }
        .chart-body { min-height: 280px; }
        .chart-canvas { min-height: 170px; }
        .bars-wrap .bar { width: 14px; }
        .bars-wrap { gap: 4px; height: 90px; }
        .indicator-table { font-size: 12px; }
        .indicator-table th, .indicator-table td { padding: 0.4rem 0.5rem; }
        .cta-section { padding: 1.75rem 1.2rem; }
        .cta-section h2 { font-size: 1.3rem; }
        .footer-bottom { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
        .trend-list-card { padding: 1rem; }
        .related-card .related-img { height: 150px; }
    }
    @media (max-width: 519.98px) {
        .container-custom { padding-left: 12px; padding-right: 12px; }
        .navbar-brand-custom { font-size: 1.1rem; }
        .brand-mark { width: 30px; height: 30px; font-size: 0.9rem; }
        .page-head h1 { font-size: 1.2rem; }
        .chart-tab { padding: 0.35rem 0.75rem; font-size: 13px; }
        .chart-meta { font-size: 12px; }
        .indicator-section h2 { font-size: 1.2rem; }
        .section-title-wrap h2 { font-size: 1.3rem; }
    }

/* roulang page: category3 */
:root {
            --primary: #123B3A;
            --primary-dark: #0D2A29;
            --secondary: #C64533;
            --secondary-hover: #A63727;
            --accent-gold: #D6A84B;
            --accent-cyan: #2E8C8C;
            --bg-milk: #F6F1E7;
            --bg-white: #FFFFFF;
            --bg-light-green: #EAF0EC;
            --border: #D9E0DB;
            --text: #2A3534;
            --text-secondary: #667270;
            --text-heading: #14201F;
            --text-on-dark: #F5F1E8;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-chart: 8px;
            --shadow-card: 0 1px 3px rgba(18, 44, 41, 0.06), 0 8px 24px rgba(18, 44, 41, 0.05);
            --shadow-card-hover: 0 12px 32px rgba(18, 44, 41, 0.10);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans CJK SC', sans-serif;
            --font-mono: 'Menlo', 'Consolas', 'Roboto Mono', monospace;
            --transition: 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg-milk);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 68px;
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--secondary);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .text-secondary-custom {
            color: var(--text-secondary) !important;
        }

        .text-heading-custom {
            color: var(--text-heading) !important;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-narrow {
            max-width: 840px;
            margin: 0 auto;
        }

        .section-pad {
            padding-top: 4.5rem;
            padding-bottom: 4.5rem;
        }

        .section-pad-sm {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: rgba(246, 241, 231, 0.97);
            backdrop-filter: blur(6px);
            border-bottom: 1px solid var(--border);
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1030;
            min-height: 68px;
            display: flex;
            align-items: center;
        }

        .site-header .navbar {
            padding: 0;
            min-height: 68px;
        }

        .navbar-brand-custom {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.02em;
        }

        .navbar-brand-custom:hover {
            color: var(--secondary);
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .navbar-nav-custom .nav-link {
            color: var(--text-heading);
            font-size: 15px;
            font-weight: 500;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            position: relative;
        }

        .navbar-nav-custom .nav-link:hover {
            color: var(--secondary);
            background: var(--bg-light-green);
        }

        .navbar-nav-custom .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .navbar-nav-custom .nav-link.active::after {
            content: '';
            display: block;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            margin-top: 2px;
        }

        .navbar .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0.35rem 0.5rem;
            color: var(--primary);
            background: var(--bg-white);
        }

        .navbar .navbar-toggler:focus {
            box-shadow: 0 0 0 2px var(--primary);
            outline: none;
        }

        .btn-header-cta {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.55rem 1.2rem;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-header-cta:hover {
            background: var(--secondary-hover);
            color: #fff;
            transform: translateY(-1px);
        }

        .navbar-collapse-custom {
            background: var(--primary);
            border-radius: 0 0 12px 12px;
            padding: 1rem 1.2rem;
            margin-top: 0.5rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        }

        .navbar-collapse-custom .nav-link {
            color: var(--text-on-dark) !important;
            padding: 0.7rem 0.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .navbar-collapse-custom .nav-link:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--accent-gold) !important;
        }

        .navbar-collapse-custom .nav-link.active {
            color: var(--accent-gold) !important;
            font-weight: 600;
        }

        .navbar-collapse-custom .btn-header-cta {
            margin-top: 0.5rem;
            width: 100%;
            text-align: center;
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-section {
            padding: 1.5rem 0 0.5rem;
        }

        .breadcrumb-custom {
            margin-bottom: 0;
            font-size: 14px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
        }

        .breadcrumb-custom .breadcrumb-item a {
            color: var(--accent-cyan);
            font-weight: 500;
        }

        .breadcrumb-custom .breadcrumb-item a:hover {
            color: var(--secondary);
        }

        .breadcrumb-custom .breadcrumb-item.active {
            color: var(--text-secondary);
        }

        .breadcrumb-custom .breadcrumb-item+.breadcrumb-item::before {
            content: '/';
            color: var(--text-secondary);
            margin: 0 8px;
        }

        /* ========== PAGE HEADER ========== */
        .page-header {
            padding: 2rem 0 2.5rem;
        }

        .page-header h1 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.35;
            margin-bottom: 0.9rem;
            letter-spacing: 0.01em;
        }

        .page-header .page-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 720px;
        }

        /* ========== FILTER BAR ========== */
        .filter-bar {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1rem 1.2rem;
            box-shadow: var(--shadow-card);
            margin-bottom: 2.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.8rem;
        }

        .filter-bar .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-heading);
            margin-right: 0.25rem;
            white-space: nowrap;
        }

        .filter-bar .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 0.35rem 1rem;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
            border: 1px solid var(--border);
            background: var(--bg-milk);
            color: var(--text);
            white-space: nowrap;
            user-select: none;
        }

        .filter-bar .filter-tag:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
        }

        .filter-bar .filter-tag.active {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
        }

        .filter-bar .filter-tag.filter-tag-outline {
            background: transparent;
            border-color: var(--primary);
            color: var(--primary);
        }

        .filter-bar .filter-tag.filter-tag-outline:hover {
            background: var(--bg-light-green);
        }

        /* ========== REPORT CARDS ========== */
        .report-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .report-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--accent-cyan);
        }

        .report-card .report-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .report-card .report-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .report-card:hover .report-card-img img {
            transform: scale(1.04);
        }

        .report-card .report-card-body {
            padding: 1.3rem 1.4rem 1.4rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .report-card .report-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .report-card .report-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.5;
            margin-bottom: 0.6rem;
        }

        .report-card .report-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            flex: 1;
            margin-bottom: 1rem;
        }

        .report-card .report-actions {
            display: flex;
            gap: 0.7rem;
            flex-wrap: wrap;
        }

        .btn-primary-custom {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.55rem 1.3rem;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-primary-custom:hover {
            background: var(--secondary-hover);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-outline-custom {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
            border-radius: var(--radius-btn);
            padding: 0.55rem 1.3rem;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-outline-custom:hover {
            background: var(--bg-light-green);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .btn-sm-custom {
            padding: 0.4rem 0.9rem;
            font-size: 13px;
        }

        /* ========== FEATURED REPORT ========== */
        .report-card-featured {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            overflow: hidden;
            margin-bottom: 1.8rem;
        }

        .report-card-featured:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--accent-cyan);
        }

        .report-card-featured .featured-img {
            height: 260px;
            overflow: hidden;
        }

        .report-card-featured .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .report-card-featured:hover .featured-img img {
            transform: scale(1.03);
        }

        .report-card-featured .featured-body {
            padding: 1.6rem 1.8rem 1.8rem;
        }

        .report-card-featured .report-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .report-card-featured .report-title {
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.45;
            margin-bottom: 0.7rem;
        }

        .report-card-featured .report-excerpt {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.1rem;
        }

        /* ========== SIDEBAR ========== */
        .sidebar-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.4rem 1.4rem 1.5rem;
            margin-bottom: 1.5rem;
        }

        .sidebar-card .sidebar-heading {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 1rem;
            padding-bottom: 0.6rem;
            border-bottom: 2px solid var(--bg-light-green);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card .sidebar-heading i {
            color: var(--accent-cyan);
            font-size: 0.95rem;
        }

        .hot-report-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .hot-report-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 0.65rem 0;
            border-bottom: 1px solid var(--bg-light-green);
            font-size: 14px;
            line-height: 1.55;
            transition: all var(--transition);
        }

        .hot-report-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .hot-report-list li:first-child {
            padding-top: 0;
        }

        .hot-report-list .hot-num {
            font-family: var(--font-mono);
            font-size: 14px;
            font-weight: 700;
            color: var(--secondary);
            min-width: 26px;
            text-align: center;
            flex-shrink: 0;
            padding-top: 1px;
        }

        .hot-report-list .hot-num.hot-top {
            color: var(--accent-gold);
            font-size: 15px;
        }

        .hot-report-list a {
            color: var(--text);
            transition: color var(--transition);
        }

        .hot-report-list a:hover {
            color: var(--secondary);
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud .tag-item {
            display: inline-flex;
            align-items: center;
            padding: 0.35rem 0.85rem;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            background: var(--bg-milk);
            border: 1px solid var(--border);
            color: var(--text);
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }

        .tag-cloud .tag-item:hover {
            border-color: var(--secondary);
            color: var(--secondary);
            background: var(--bg-white);
        }

        .rational-tip-card {
            background: var(--bg-light-green);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1.4rem 1.4rem 1.5rem;
            margin-bottom: 1.5rem;
        }

        .rational-tip-card .tip-heading {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.7rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .rational-tip-card .tip-heading i {
            color: var(--accent-gold);
        }

        .rational-tip-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ========== PAGINATION ========== */
        .pagination-custom {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            padding: 2rem 0 1rem;
            flex-wrap: wrap;
        }

        .pagination-custom .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--border);
            background: var(--bg-white);
            color: var(--text);
            transition: all var(--transition);
            cursor: pointer;
            user-select: none;
        }

        .pagination-custom .page-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--bg-light-green);
        }

        .pagination-custom .page-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 700;
        }

        .pagination-custom .page-btn.page-dots {
            border: none;
            background: transparent;
            cursor: default;
            color: var(--text-secondary);
        }

        .pagination-custom .page-btn.page-dots:hover {
            background: transparent;
            border: none;
            color: var(--text-secondary);
        }

        .pagination-custom .page-btn.page-nav {
            font-size: 13px;
            padding: 0 14px;
        }

        /* ========== DEEP CONTENT SECTION ========== */
        .content-section {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            padding: 2.5rem 2.8rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            margin-bottom: 2.5rem;
        }

        .content-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 1.2rem;
            line-height: 1.4;
        }

        .content-section h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-top: 1.5rem;
            margin-bottom: 0.7rem;
            line-height: 1.5;
        }

        .content-section p {
            font-size: 15px;
            color: var(--text);
            line-height: 1.8;
            margin-bottom: 1rem;
        }

        .content-section ul,
        .content-section ol {
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }

        .content-section li {
            font-size: 15px;
            line-height: 1.75;
            margin-bottom: 0.4rem;
        }

        .table-custom {
            width: 100%;
            border-collapse: collapse;
            margin: 1.2rem 0 1.5rem;
            font-size: 14px;
            border-radius: var(--radius-chart);
            overflow: hidden;
        }

        .table-custom thead th {
            background: var(--primary);
            color: #fff;
            padding: 0.75rem 1rem;
            text-align: left;
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
        }

        .table-custom tbody td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid var(--border);
            color: var(--text);
            vertical-align: middle;
        }

        .table-custom tbody tr:nth-child(even) {
            background: var(--bg-light-green);
        }

        .table-custom tbody tr:hover {
            background: rgba(214, 168, 75, 0.08);
        }

        /* ========== FLOW STEPS ========== */
        .flow-steps {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-top: 1.5rem;
        }

        .flow-step-item {
            flex: 1;
            min-width: 180px;
            background: var(--bg-milk);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1.3rem 1.2rem;
            text-align: center;
            transition: all var(--transition);
        }

        .flow-step-item:hover {
            box-shadow: var(--shadow-card);
            border-color: var(--accent-cyan);
            transform: translateY(-2px);
        }

        .flow-step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
            font-family: var(--font-mono);
        }

        .flow-step-item .flow-step-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 0.3rem;
        }

        .flow-step-item .flow-step-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .accordion-custom .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 0.8rem;
            overflow: hidden;
            background: var(--bg-white);
        }

        .accordion-custom .accordion-header {
            margin: 0;
        }

        .accordion-custom .accordion-button {
            background: var(--bg-white);
            color: var(--text-heading);
            font-weight: 600;
            font-size: 15px;
            padding: 1.1rem 1.3rem;
            border: none;
            box-shadow: none;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--bg-light-green);
            color: var(--primary);
            box-shadow: none;
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 2px var(--primary);
            outline: none;
            z-index: 1;
        }

        .accordion-custom .accordion-button::after {
            content: '+';
            background-image: none;
            font-size: 1.3rem;
            font-weight: 700;
            line-height: 1;
            transform: none;
            transition: transform 0.3s ease;
            color: var(--text-secondary);
        }

        .accordion-custom .accordion-button:not(.collapsed)::after {
            content: '−';
            transform: none;
            color: var(--primary);
        }

        .accordion-custom .accordion-body {
            padding: 1rem 1.3rem 1.3rem;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            background: var(--bg-milk);
            border-top: 1px solid var(--border);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, #123B3A 0%, #0D2A29 100%);
            border-radius: var(--radius-card);
            padding: 3rem 2.5rem;
            color: var(--text-on-dark);
            text-align: center;
            margin-top: 1rem;
        }

        .cta-section h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.8rem;
            line-height: 1.4;
        }

        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.7;
            max-width: 560px;
            margin: 0 auto 1.5rem;
        }

        .cta-section .btn-cta-light {
            background: #fff;
            color: var(--primary);
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.65rem 1.8rem;
            font-size: 15px;
            font-weight: 700;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .cta-section .btn-cta-light:hover {
            background: var(--accent-gold);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .cta-section .btn-cta-outline-light {
            background: transparent;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            padding: 0.65rem 1.8rem;
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-left: 10px;
        }

        .cta-section .btn-cta-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border-color: #fff;
            transform: translateY(-2px);
        }

        /* ========== BOTTOM FIXED BAR ========== */
        .bottom-fixed-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1025;
            background: var(--primary-dark);
            color: var(--text-on-dark);
            padding: 12px 16px;
            min-height: 60px;
            display: flex;
            align-items: center;
            box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.18);
        }

        .bottom-fixed-bar .bar-text {
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            margin-right: 1.2rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            flex-shrink: 0;
        }

        .bottom-fixed-bar .bar-form {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            max-width: 420px;
            margin-left: auto;
        }

        .bottom-fixed-bar .bar-form input {
            flex: 1;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-btn);
            padding: 0.5rem 0.9rem;
            font-size: 14px;
            color: #fff;
            outline: none;
            transition: all var(--transition);
            min-width: 0;
        }

        .bottom-fixed-bar .bar-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .bottom-fixed-bar .bar-form input:focus {
            border-color: var(--accent-gold);
            background: rgba(255, 255, 255, 0.18);
            box-shadow: 0 0 0 2px rgba(214, 168, 75, 0.3);
        }

        .bottom-fixed-bar .btn-bar {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.5rem 1.2rem;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            transition: all var(--transition);
        }

        .bottom-fixed-bar .btn-bar:hover {
            background: var(--secondary-hover);
            transform: translateY(-1px);
        }

        .bottom-fixed-bar .btn-bar-close {
            background: transparent;
            color: rgba(255, 255, 255, 0.6);
            border: none;
            padding: 0.3rem;
            font-size: 1rem;
            cursor: pointer;
            transition: color var(--transition);
            margin-left: 8px;
            flex-shrink: 0;
        }

        .bottom-fixed-bar .btn-bar-close:hover {
            color: #fff;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            color: var(--text-on-dark);
            padding: 3rem 0 1.5rem;
            margin-top: 2rem;
        }

        .site-footer .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
        }

        .site-footer a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: color var(--transition);
            text-decoration: none;
        }

        .site-footer a:hover {
            color: var(--accent-gold);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.2rem;
            margin-top: 2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.5rem;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }

        .site-footer .footer-bottom a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--accent-gold);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 991px) {
            .page-header h1 {
                font-size: 1.8rem;
            }

            .content-section {
                padding: 1.8rem 1.5rem;
            }

            .report-card-featured .featured-img {
                height: 200px;
            }

            .sidebar-col {
                margin-top: 1.5rem;
            }

            .bottom-fixed-bar {
                flex-wrap: wrap;
                padding: 10px 12px;
                min-height: auto;
            }

            .bottom-fixed-bar .bar-text {
                font-size: 13px;
                margin-right: 0.8rem;
                flex: 1;
                min-width: 140px;
            }

            .bottom-fixed-bar .bar-form {
                max-width: none;
                width: 100%;
                margin-left: 0;
                margin-top: 8px;
            }
        }

        @media (max-width: 767px) {
            body {
                padding-top: 60px;
            }

            .site-header {
                min-height: 60px;
            }

            .site-header .navbar {
                min-height: 60px;
            }

            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }

            .section-pad {
                padding-top: 3rem;
                padding-bottom: 3rem;
            }

            .page-header h1 {
                font-size: 1.5rem;
            }

            .page-header .page-subtitle {
                font-size: 0.95rem;
            }

            .filter-bar {
                padding: 0.8rem 0.9rem;
                gap: 0.5rem;
                overflow-x: auto;
                flex-wrap: nowrap;
                -webkit-overflow-scrolling: touch;
            }

            .filter-bar .filter-label {
                font-size: 13px;
            }

            .filter-bar .filter-tag {
                padding: 0.3rem 0.75rem;
                font-size: 12px;
                flex-shrink: 0;
            }

            .report-card .report-card-img {
                height: 140px;
            }

            .report-card .report-title {
                font-size: 1.05rem;
            }

            .report-card .report-excerpt {
                font-size: 13px;
            }

            .report-card-featured .featured-img {
                height: 160px;
            }

            .report-card-featured .report-title {
                font-size: 1.2rem;
            }

            .report-card-featured .featured-body {
                padding: 1.2rem 1.1rem 1.3rem;
            }

            .content-section {
                padding: 1.4rem 1.1rem;
                border-radius: 8px;
            }

            .content-section h2 {
                font-size: 1.3rem;
            }

            .content-section h3 {
                font-size: 1.05rem;
            }

            .content-section p,
            .content-section li {
                font-size: 14px;
            }

            .table-custom {
                font-size: 12px;
            }

            .table-custom thead th,
            .table-custom tbody td {
                padding: 0.5rem 0.6rem;
            }

            .flow-steps {
                flex-direction: column;
                gap: 0.8rem;
            }

            .flow-step-item {
                min-width: auto;
                padding: 1rem;
            }

            .cta-section {
                padding: 2rem 1.2rem;
            }

            .cta-section h2 {
                font-size: 1.35rem;
            }

            .cta-section .btn-cta-light,
            .cta-section .btn-cta-outline-light {
                display: block;
                width: 100%;
                margin: 0.5rem 0;
                justify-content: center;
            }

            .bottom-fixed-bar {
                position: static;
                flex-direction: column;
                align-items: stretch;
                border-radius: var(--radius-card);
                margin: 1rem 16px 0;
                box-shadow: var(--shadow-card);
                padding: 1rem;
            }

            .bottom-fixed-bar .bar-text {
                margin-right: 0;
                margin-bottom: 0.6rem;
                font-size: 13px;
                white-space: normal;
            }

            .bottom-fixed-bar .bar-form {
                flex-direction: column;
                gap: 6px;
                margin-top: 0;
            }

            .bottom-fixed-bar .bar-form input {
                width: 100%;
            }

            .bottom-fixed-bar .btn-bar {
                width: 100%;
                text-align: center;
            }

            .bottom-fixed-bar .btn-bar-close {
                position: absolute;
                top: 6px;
                right: 10px;
            }

            .site-footer {
                padding: 2rem 0 1rem;
                margin-top: 1rem;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 0.5rem;
                align-items: flex-start;
                font-size: 12px;
            }

            .pagination-custom .page-btn {
                min-width: 32px;
                height: 32px;
                font-size: 13px;
                padding: 0 8px;
            }

            .accordion-custom .accordion-button {
                font-size: 14px;
                padding: 0.9rem 1rem;
            }
        }

        @media (max-width: 520px) {
            .page-header h1 {
                font-size: 1.3rem;
            }

            .report-card .report-card-img {
                height: 120px;
            }

            .report-card .report-card-body {
                padding: 1rem 0.9rem 1.1rem;
            }

            .report-card .report-title {
                font-size: 0.95rem;
            }

            .report-card .report-date {
                font-size: 12px;
            }

            .report-card .report-actions {
                flex-direction: column;
                gap: 6px;
            }

            .btn-primary-custom,
            .btn-outline-custom {
                justify-content: center;
                font-size: 13px;
                padding: 0.45rem 1rem;
                width: 100%;
            }

            .sidebar-card {
                padding: 1rem 1rem 1.1rem;
            }

            .hot-report-list li {
                font-size: 13px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #123B3A;
            --primary-dark: #0D2A29;
            --secondary: #C64533;
            --secondary-hover: #A63727;
            --accent-gold: #D6A84B;
            --accent-cyan: #2E8C8C;
            --bg-milk: #F6F1E7;
            --bg-white: #FFFFFF;
            --bg-light-green: #EAF0EC;
            --border: #D9E0DB;
            --text: #2A3534;
            --text-secondary: #667270;
            --text-heading: #14201F;
            --text-on-dark: #F5F1E8;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-chart: 8px;
            --shadow-card: 0 1px 3px rgba(18, 44, 41, 0.06), 0 8px 24px rgba(18, 44, 41, 0.05);
            --shadow-card-hover: 0 12px 32px rgba(18, 44, 41, 0.10);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans CJK SC', sans-serif;
            --font-mono: 'Menlo', 'Consolas', 'Roboto Mono', monospace;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg-milk);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .text-secondary-custom {
            color: var(--text-secondary) !important;
        }
        .text-heading-custom {
            color: var(--text-heading) !important;
        }
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-narrow {
            max-width: 840px;
            margin: 0 auto;
        }
        .section-pad {
            padding-top: 4.5rem;
            padding-bottom: 4.5rem;
        }
        .section-pad-sm {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }
        .section-pad-xs {
            padding-top: 2rem;
            padding-bottom: 2rem;
        }
        /* ========== HEADER / NAV ========== */
        .site-header {
            background: rgba(246, 241, 231, 0.97);
            backdrop-filter: blur(6px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1030;
            min-height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .navbar {
            padding: 0;
            min-height: 68px;
        }
        .navbar-brand-custom {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.02em;
        }
        .navbar-brand-custom:hover {
            color: var(--secondary);
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .navbar-nav-custom .nav-link {
            color: var(--text-heading);
            font-size: 15px;
            font-weight: 500;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            position: relative;
        }
        .navbar-nav-custom .nav-link:hover {
            color: var(--secondary);
            background: var(--bg-light-green);
        }
        .navbar-nav-custom .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .navbar-nav-custom .nav-link.active::after {
            content: '';
            display: block;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            margin-top: 2px;
        }
        .navbar .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0.35rem 0.5rem;
            color: var(--primary);
            background: var(--bg-white);
        }
        .navbar .navbar-toggler:focus {
            box-shadow: 0 0 0 2px var(--primary);
            outline: none;
        }
        .btn-header-cta {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.55rem 1.2rem;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-header-cta:hover {
            background: var(--secondary-hover);
            color: #fff;
            transform: translateY(-1px);
        }
        @media (max-width: 991.98px) {
            .navbar-collapse-custom {
                background: var(--primary);
                border-radius: 0 0 12px 12px;
                padding: 1rem 1.2rem;
                margin-top: 0.5rem;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
            }
            .navbar-collapse-custom .nav-link {
                color: var(--text-on-dark) !important;
                padding: 0.7rem 0.5rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }
            .navbar-collapse-custom .nav-link:hover {
                background: rgba(255, 255, 255, 0.08);
                color: var(--accent-gold) !important;
            }
            .navbar-collapse-custom .nav-link.active {
                color: var(--accent-gold) !important;
                font-weight: 600;
            }
            .navbar-collapse-custom .nav-link.active::after {
                display: none;
            }
            .btn-header-cta {
                margin-top: 0.8rem;
                width: 100%;
                text-align: center;
            }
        }
        @media (min-width: 992px) {
            .navbar-collapse-custom {
                background: transparent !important;
                border-radius: 0;
                padding: 0;
                margin-top: 0;
                box-shadow: none;
            }
            .navbar-collapse-custom .nav-link {
                color: var(--text-heading) !important;
                padding: 0.5rem 0.9rem;
                border-bottom: none;
            }
            .navbar-collapse-custom .nav-link:hover {
                background: var(--bg-light-green);
                color: var(--secondary) !important;
            }
            .navbar-collapse-custom .nav-link.active {
                color: var(--primary) !important;
            }
            .navbar-collapse-custom .nav-link.active::after {
                display: block;
            }
            .btn-header-cta {
                margin-top: 0;
                width: auto;
            }
        }
        /* ========== BREADCRUMB / PAGE HEADER ========== */
        .page-header-banner {
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 3.5rem 0 3rem;
            min-height: 260px;
            display: flex;
            align-items: center;
        }
        .page-header-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(18, 59, 58, 0.94), rgba(18, 44, 41, 0.82));
        }
        .page-header-banner .container-custom {
            position: relative;
            z-index: 1;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(245, 241, 232, 0.75);
            margin-bottom: 1rem;
            list-style: none;
            padding: 0;
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: rgba(245, 241, 232, 0.85);
            transition: color var(--transition);
        }
        .breadcrumb-custom a:hover {
            color: var(--accent-gold);
        }
        .breadcrumb-custom .sep {
            font-size: 10px;
            color: rgba(245, 241, 232, 0.5);
        }
        .breadcrumb-custom .current {
            color: var(--accent-gold);
            font-weight: 500;
        }
        .page-header-banner h1 {
            color: #fff;
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            letter-spacing: 0.03em;
        }
        .page-header-banner .header-sub {
            color: rgba(245, 241, 232, 0.85);
            font-size: 16px;
            max-width: 640px;
            line-height: 1.8;
        }
        .badge-tag-header {
            display: inline-block;
            background: rgba(214, 168, 75, 0.15);
            border: 1px solid rgba(214, 168, 75, 0.5);
            color: var(--accent-gold);
            font-size: 12px;
            font-weight: 500;
            padding: 0.3rem 0.8rem;
            border-radius: var(--radius-pill);
            margin-bottom: 0.75rem;
            letter-spacing: 0.05em;
        }
        /* ========== FILTER BAR ========== */
        .filter-bar {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1.25rem 1.5rem;
            margin-top: -2rem;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
            position: relative;
            z-index: 5;
        }
        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-heading);
            white-space: nowrap;
        }
        .filter-select {
            background: var(--bg-milk);
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0.45rem 1rem;
            font-size: 13px;
            color: var(--text);
            min-width: 120px;
            transition: border-color var(--transition);
        }
        .filter-select:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 2px rgba(18, 59, 58, 0.12);
        }
        .filter-tag {
            display: inline-block;
            background: var(--bg-light-green);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 0.35rem 0.9rem;
            border-radius: var(--radius-pill);
            border: 1px solid transparent;
            transition: all var(--transition);
            cursor: pointer;
            text-decoration: none;
        }
        .filter-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(18, 59, 58, 0.08);
        }
        .filter-tag.active {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
        }
        .filter-tag.active:hover {
            background: var(--secondary-hover);
            color: #fff;
        }
        /* ========== ARTICLE CARD ========== */
        .article-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition);
            margin-bottom: 1.25rem;
            border: 1px solid var(--border);
        }
        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(18, 59, 58, 0.25);
        }
        .article-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }
        .article-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }
        .article-card:hover .card-img-wrap img {
            transform: scale(1.02);
        }
        .article-card .card-body-content {
            padding: 1.5rem 1.5rem 1.35rem;
        }
        .article-card .article-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 0.5rem;
        }
        .article-card .article-date i {
            font-size: 12px;
            color: var(--accent-cyan);
        }
        .article-card .article-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 0.5rem;
            line-height: 1.5;
        }
        .article-card .article-title a {
            color: var(--text-heading);
            transition: color var(--transition);
        }
        .article-card .article-title a:hover {
            color: var(--secondary);
        }
        .article-card .article-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 0.75rem;
        }
        .article-card .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 0.75rem;
        }
        .article-tags .mini-tag {
            font-size: 11px;
            padding: 0.2rem 0.6rem;
            background: var(--bg-light-green);
            color: var(--primary);
            border-radius: var(--radius-pill);
            border: 1px solid rgba(18, 59, 58, 0.15);
            white-space: nowrap;
        }
        .article-card .article-footer-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
            border-top: 1px solid var(--bg-light-green);
            padding-top: 0.8rem;
        }
        .article-card .rational-note {
            font-size: 12px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .article-card .rational-note i {
            color: var(--accent-gold);
            font-size: 10px;
        }
        .btn-read-more {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 0.4rem 1rem;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-read-more:hover {
            background: var(--bg-light-green);
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-read-more i {
            margin-left: 4px;
            font-size: 11px;
            transition: transform var(--transition);
        }
        .btn-read-more:hover i {
            transform: translateX(3px);
        }
        /* ========== SIDEBAR ========== */
        .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            padding: 1.5rem;
            margin-bottom: 1.25rem;
        }
        .sidebar-card .sidebar-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 1rem;
            padding-bottom: 0.6rem;
            border-bottom: 2px solid var(--bg-light-green);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card .sidebar-title i {
            color: var(--secondary);
            font-size: 14px;
        }
        .sidebar-rational {
            background: var(--bg-light-green);
            border-radius: var(--radius-card);
            border: 1px solid rgba(18, 59, 58, 0.12);
            padding: 1.25rem 1.5rem;
            margin-bottom: 1.25rem;
        }
        .sidebar-rational h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 0.75rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-rational h3 i {
            color: var(--secondary);
            font-size: 14px;
        }
        .sidebar-rational p {
            font-size: 13px;
            line-height: 1.8;
            color: var(--text);
            margin-bottom: 0;
        }
        .sidebar-rational .highlight {
            color: var(--secondary);
            font-weight: 600;
        }
        .tag-cloud-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag-cloud-list a {
            display: inline-block;
            font-size: 13px;
            padding: 0.35rem 0.9rem;
            background: var(--bg-milk);
            border-radius: var(--radius-pill);
            color: var(--text-heading);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .tag-cloud-list a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .tag-cloud-list a.size-lg {
            font-size: 14px;
            font-weight: 600;
            padding: 0.45rem 1.1rem;
        }
        .hot-list-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 0.6rem 0;
            border-bottom: 1px solid var(--bg-light-green);
        }
        .hot-list-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .hot-list-num {
            font-family: var(--font-mono);
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-cyan);
            min-width: 24px;
            flex-shrink: 0;
            padding-top: 2px;
        }
        .hot-list-content {
            flex: 1;
            min-width: 0;
        }
        .hot-list-content a {
            font-size: 14px;
            color: var(--text-heading);
            line-height: 1.5;
            display: block;
            transition: color var(--transition);
        }
        .hot-list-content a:hover {
            color: var(--secondary);
        }
        .hot-list-content .hot-list-date {
            font-size: 12px;
            color: var(--text-secondary);
            font-family: var(--font-mono);
            margin-top: 2px;
        }
        /* ========== PAGINATION ========== */
        .pagination-custom {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            padding: 0;
            margin: 2rem 0 0;
            flex-wrap: wrap;
        }
        .pagination-custom .page-link-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 10px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-heading);
            background: var(--bg-white);
            border: 1px solid var(--border);
            transition: all var(--transition);
            text-decoration: none;
        }
        .pagination-custom .page-link-custom:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--bg-light-green);
        }
        .pagination-custom .page-link-custom.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .pagination-custom .page-link-custom.disabled {
            opacity: 0.45;
            pointer-events: none;
        }
        .pagination-info {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 0.5rem;
        }
        /* ========== CTA BANNER ========== */
        .cta-banner {
            background: var(--primary);
            border-radius: var(--radius-card);
            padding: 2.5rem 2rem;
            color: var(--text-on-dark);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            margin-top: 3rem;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            right: -60px;
            top: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(214, 168, 75, 0.15), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-banner .cta-banner-text {
            flex: 1;
            min-width: 260px;
            position: relative;
            z-index: 1;
        }
        .cta-banner .cta-banner-text h2 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }
        .cta-banner .cta-banner-text p {
            font-size: 14px;
            color: rgba(245, 241, 232, 0.78);
            margin-bottom: 0;
            line-height: 1.8;
        }
        .cta-banner .btn-cta-banner {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.7rem 1.5rem;
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
            z-index: 1;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .cta-banner .btn-cta-banner:hover {
            background: var(--secondary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(198, 69, 51, 0.3);
        }
        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.82);
            padding: 3rem 0 2rem;
            margin-top: 4rem;
        }
        .site-footer .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
            transition: color var(--transition);
            text-decoration: none;
        }
        .site-footer a:hover {
            color: var(--accent-gold);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            margin-top: 2rem;
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem 1.5rem;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
        }
        .site-footer .footer-bottom span {
            white-space: nowrap;
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 12px;
        }
        .site-footer .footer-bottom a:hover {
            color: var(--accent-gold);
        }
        /* ========== SECTION TITLE ========== */
        .section-title-wrap {
            margin-bottom: 2rem;
        }
        .section-title {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text-heading);
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-title i {
            font-size: 1.4rem;
            color: var(--secondary);
        }
        .section-title-line {
            width: 52px;
            height: 3px;
            background: var(--secondary);
            border-radius: 2px;
            margin-top: 0.6rem;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            margin-top: 0.5rem;
            line-height: 1.7;
        }
        /* ========== DEEP READ SECTION ========== */
        .deep-read-panel {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 2rem 2rem;
            margin-top: 2.5rem;
        }
        .deep-read-panel h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 0.75rem;
        }
        .deep-read-panel p {
            font-size: 14px;
            color: var(--text);
            line-height: 1.85;
            margin-bottom: 0.75rem;
        }
        .deep-read-list {
            list-style: none;
            padding: 0;
            margin: 0.75rem 0 1rem;
        }
        .deep-read-list li {
            font-size: 14px;
            color: var(--text);
            padding: 0.4rem 0;
            padding-left: 1.5rem;
            position: relative;
            line-height: 1.7;
        }
        .deep-read-list li::before {
            content: '◆';
            position: absolute;
            left: 0;
            color: var(--accent-cyan);
            font-size: 10px;
            top: 0.6rem;
        }
        /* ========== RESPONSIVE ========== */
        @media (max-width: 991.98px) {
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.75rem;
            }
            .filter-group {
                width: 100%;
            }
            .filter-select {
                flex: 1;
                min-width: 0;
            }
            .page-header-banner h1 {
                font-size: 1.7rem;
            }
            .cta-banner {
                flex-direction: column;
                text-align: left;
                gap: 1rem;
            }
        }
        @media (max-width: 767.98px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-header-banner {
                min-height: 200px;
                padding: 2.5rem 0 2rem;
            }
            .page-header-banner h1 {
                font-size: 1.4rem;
            }
            .page-header-banner .header-sub {
                font-size: 14px;
            }
            .article-card .card-body-content {
                padding: 1.1rem 1.1rem 1rem;
            }
            .article-card .article-title {
                font-size: 1rem;
            }
            .article-card .article-footer-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
            }
            .section-pad {
                padding-top: 3rem;
                padding-bottom: 3rem;
            }
            .site-footer {
                padding: 2rem 0 1.5rem;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 0.35rem;
            }
            .site-footer .footer-bottom span {
                white-space: normal;
            }
            .deep-read-panel {
                padding: 1.25rem 1.25rem;
            }
        }
        @media (max-width: 520px) {
            .page-header-banner h1 {
                font-size: 1.25rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .pagination-custom .page-link-custom {
                min-width: 32px;
                height: 32px;
                font-size: 12px;
                padding: 0 6px;
            }
            .cta-banner {
                padding: 1.5rem 1.25rem;
            }
            .cta-banner .cta-banner-text h2 {
                font-size: 1.15rem;
            }
            .btn-cta-banner {
                width: 100%;
                justify-content: center;
            }
        }

.sidebar-card a[data-slug]:hover {
                                background: var(--primary) !important;
                                color: #fff !important;
                                border-color: var(--primary) !important;
                            }

/* roulang page: category5 */
:root {
            --primary: #123B3A;
            --primary-dark: #0D2A29;
            --secondary: #C64533;
            --secondary-hover: #A63727;
            --accent-gold: #D6A84B;
            --accent-cyan: #2E8C8C;
            --bg-milk: #F6F1E7;
            --bg-white: #FFFFFF;
            --bg-light-green: #EAF0EC;
            --border: #D9E0DB;
            --text: #2A3534;
            --text-secondary: #667270;
            --text-heading: #14201F;
            --text-on-dark: #F5F1E8;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-chart: 8px;
            --shadow-card: 0 1px 3px rgba(18, 44, 41, 0.06), 0 8px 24px rgba(18, 44, 41, 0.05);
            --shadow-card-hover: 0 12px 32px rgba(18, 44, 41, 0.10);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans CJK SC', sans-serif;
            --font-mono: 'Menlo', 'Consolas', 'Roboto Mono', monospace;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg-milk);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .text-secondary-custom {
            color: var(--text-secondary) !important;
        }
        .text-heading-custom {
            color: var(--text-heading) !important;
        }
        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-narrow {
            max-width: 840px;
            margin: 0 auto;
        }
        .section-pad {
            padding-top: 4.5rem;
            padding-bottom: 4.5rem;
        }
        .section-pad-sm {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }
        .site-header {
            background: rgba(246, 241, 231, 0.97);
            backdrop-filter: blur(6px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1030;
            min-height: 68px;
            display: flex;
            align-items: center;
        }
        .site-header .navbar {
            padding: 0;
            min-height: 68px;
        }
        .navbar-brand-custom {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.02em;
        }
        .navbar-brand-custom:hover {
            color: var(--secondary);
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .navbar-nav-custom .nav-link {
            color: var(--text-heading);
            font-size: 15px;
            font-weight: 500;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            position: relative;
        }
        .navbar-nav-custom .nav-link:hover {
            color: var(--secondary);
            background: var(--bg-light-green);
        }
        .navbar-nav-custom .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .navbar-nav-custom .nav-link.active::after {
            content: '';
            display: block;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            margin-top: 2px;
        }
        .navbar .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0.35rem 0.5rem;
            color: var(--primary);
            background: var(--bg-white);
        }
        .navbar .navbar-toggler:focus {
            box-shadow: 0 0 0 2px var(--primary);
            outline: none;
        }
        .btn-header-cta {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.55rem 1.2rem;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-header-cta:hover {
            background: var(--secondary-hover);
            color: #fff;
            transform: translateY(-1px);
        }
        .navbar-collapse-custom {
            background: var(--primary);
            border-radius: 0 0 12px 12px;
            padding: 1rem 1.2rem;
            margin-top: 0.5rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        }
        .navbar-collapse-custom .nav-link {
            color: var(--text-on-dark) !important;
            padding: 0.7rem 0.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .navbar-collapse-custom .nav-link:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--accent-gold) !important;
        }
        .navbar-collapse-custom .nav-link.active {
            color: var(--accent-gold) !important;
            font-weight: 600;
        }
        @media (max-width: 991.98px) {
            .navbar-collapse-custom {
                padding: 0.8rem 1rem;
            }
            .navbar-nav-custom {
                padding-bottom: 0.5rem;
            }
            .btn-header-cta {
                margin-top: 0.5rem;
                display: inline-block;
                width: 100%;
                text-align: center;
            }
        }
        .breadcrumb-custom {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 0.75rem;
            letter-spacing: 0.02em;
        }
        .breadcrumb-custom a {
            color: var(--accent-cyan);
        }
        .breadcrumb-custom a:hover {
            color: var(--secondary);
        }
        .breadcrumb-custom .separator {
            margin: 0 0.4rem;
            color: var(--border);
        }
        .breadcrumb-custom .current {
            color: var(--primary);
            font-weight: 600;
        }
        .page-header-news {
            background: linear-gradient(135deg, rgba(18, 59, 58, 0.92), rgba(18, 44, 41, 0.78)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            color: var(--text-on-dark);
            padding: 3.5rem 0 3.2rem;
            margin-bottom: 3rem;
        }
        .page-header-news h1 {
            font-size: 2.35rem;
            font-weight: 700;
            line-height: 1.3;
            color: #fff;
            margin-bottom: 0.75rem;
        }
        .page-header-news .lead-sub {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            line-height: 1.75;
        }
        .filter-bar {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1rem 1.25rem;
            box-shadow: var(--shadow-card);
            margin-bottom: 2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }
        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-heading);
            white-space: nowrap;
        }
        .filter-group {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
            align-items: center;
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            padding: 0.3rem 0.85rem;
            font-size: 13px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border);
            background: var(--bg-white);
            color: var(--text-secondary);
            cursor: default;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-chip.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }
        .filter-chip.trending {
            background: var(--secondary);
            color: #fff;
            border-color: var(--secondary);
            font-weight: 600;
        }
        .filter-chip:hover {
            border-color: var(--accent-cyan);
            color: var(--primary);
        }
        .news-highlight-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            margin-bottom: 2rem;
            border: 1px solid var(--border);
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .news-highlight-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .news-highlight-card .img-wrap {
            overflow: hidden;
            position: relative;
            height: 280px;
        }
        .news-highlight-card .img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .news-highlight-card:hover .img-wrap img {
            transform: scale(1.02);
        }
        .news-highlight-card .highlight-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--secondary);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 0.35rem 0.8rem;
            border-radius: var(--radius-pill);
            letter-spacing: 0.03em;
        }
        .news-highlight-card .highlight-body {
            padding: 1.5rem 1.75rem 1.75rem;
        }
        .news-highlight-card .news-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 0.4rem;
        }
        .news-highlight-card h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.45;
            margin-bottom: 0.6rem;
        }
        .news-highlight-card .highlight-desc {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.75;
            margin-bottom: 1.1rem;
        }
        .news-list-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            padding: 1.15rem 1.25rem;
            margin-bottom: 1rem;
            display: flex;
            gap: 1rem;
            align-items: flex-start;
            transition: all var(--transition);
            position: relative;
        }
        .news-list-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-1px);
            border-bottom: 2px solid var(--primary);
        }
        .news-list-card .date-block {
            flex-shrink: 0;
            text-align: center;
            background: var(--bg-light-green);
            border-radius: var(--radius-btn);
            padding: 0.5rem 0.75rem;
            min-width: 64px;
        }
        .news-list-card .date-block .month-day {
            font-family: var(--font-mono);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .news-list-card .date-block .year {
            font-family: var(--font-mono);
            font-size: 11px;
            color: var(--text-secondary);
        }
        .news-list-card .news-content {
            flex: 1;
        }
        .news-list-card .news-content h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 0.4rem;
            line-height: 1.5;
        }
        .news-list-card .news-content h3 a {
            color: var(--text-heading);
        }
        .news-list-card .news-content h3 a:hover {
            color: var(--secondary);
        }
        .news-list-card .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0.5rem;
        }
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: transparent;
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0.3rem 0.8rem;
            transition: all var(--transition);
        }
        .btn-read-more:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-read-more i {
            font-size: 11px;
            transition: transform var(--transition);
        }
        .btn-read-more:hover i {
            transform: translateX(3px);
        }
        .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            padding: 1.25rem;
            margin-bottom: 1.25rem;
        }
        .sidebar-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 0.8rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--bg-light-green);
        }
        .sidebar-card .hot-item {
            display: flex;
            gap: 0.6rem;
            align-items: flex-start;
            padding: 0.5rem 0;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-card .hot-item:last-child {
            border-bottom: none;
        }
        .sidebar-card .hot-item .hot-num {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--secondary);
            font-size: 1.1rem;
            flex-shrink: 0;
            width: 26px;
            text-align: center;
        }
        .sidebar-card .hot-item .hot-title {
            font-size: 14px;
            color: var(--text);
            line-height: 1.5;
        }
        .sidebar-card .hot-item .hot-title a:hover {
            color: var(--secondary);
        }
        .sidebar-card .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.45rem;
        }
        .sidebar-card .tag-cloud .tag-item {
            display: inline-block;
            font-size: 12px;
            color: var(--text-secondary);
            background: var(--bg-light-green);
            border-radius: var(--radius-pill);
            padding: 0.25rem 0.6rem;
            transition: all var(--transition);
            cursor: default;
        }
        .sidebar-card .tag-cloud .tag-item:hover {
            background: var(--primary);
            color: #fff;
        }
        .rational-tip-card {
            background: var(--bg-light-green);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 1.25rem;
            margin-bottom: 1.25rem;
        }
        .rational-tip-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.6rem;
        }
        .rational-tip-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .quick-news-bar {
            background: var(--primary);
            color: var(--text-on-dark);
            border-radius: var(--radius-card);
            padding: 1.2rem 1.5rem;
            margin-bottom: 2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            align-items: center;
            justify-content: space-between;
        }
        .quick-news-bar .quick-label {
            font-weight: 600;
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .quick-news-bar .quick-label i {
            color: var(--accent-gold);
        }
        .quick-news-bar .quick-text {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
        }
        .data-report-strip {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 1.5rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow-card);
        }
        .data-report-strip h2 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .data-report-strip h2 i {
            color: var(--accent-cyan);
        }
        .report-mini-card {
            background: var(--bg-milk);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 1rem 1.1rem;
            transition: all var(--transition);
            height: 100%;
        }
        .report-mini-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            background: var(--bg-white);
        }
        .report-mini-card .report-date {
            font-family: var(--font-mono);
            font-size: 12px;
            color: var(--text-secondary);
            margin-bottom: 0.3rem;
        }
        .report-mini-card .report-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-heading);
            line-height: 1.5;
            margin-bottom: 0.4rem;
        }
        .report-mini-card .report-meta {
            font-size: 12px;
            color: var(--accent-cyan);
        }
        .pagination-custom {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
            margin-top: 1.5rem;
            margin-bottom: 1rem;
        }
        .pagination-custom .page-link-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 0.5rem;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border);
            background: var(--bg-white);
            color: var(--text);
            transition: all var(--transition);
            cursor: default;
        }
        .pagination-custom .page-link-custom:hover {
            border-color: var(--primary);
            background: var(--bg-light-green);
            color: var(--primary);
        }
        .pagination-custom .page-link-custom.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 700;
        }
        .pagination-custom .page-link-custom.disabled {
            opacity: 0.4;
            pointer-events: none;
        }
        .bottom-fixed-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary-dark);
            color: #fff;
            padding: 0.75rem 1rem;
            z-index: 1025;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            min-height: 60px;
            flex-wrap: wrap;
        }
        .bottom-fixed-bar .fixed-cta-text {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.9);
            flex: 1;
            min-width: 200px;
        }
        .bottom-fixed-bar .fixed-cta-text strong {
            color: var(--accent-gold);
            font-weight: 600;
        }
        .bottom-fixed-bar .fixed-form {
            display: flex;
            gap: 0.5rem;
            align-items: center;
            flex-shrink: 0;
        }
        .bottom-fixed-bar .fixed-form input {
            width: 180px;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            font-size: 14px;
        }
        .bottom-fixed-bar .fixed-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        .bottom-fixed-bar .fixed-form input:focus {
            outline: none;
            border-color: var(--accent-gold);
            background: rgba(255, 255, 255, 0.22);
        }
        .btn-fixed-submit {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.5rem 1.2rem;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .btn-fixed-submit:hover {
            background: var(--secondary-hover);
            transform: translateY(-1px);
        }
        .btn-close-fixed {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: #fff;
            border-radius: 50%;
            width: 30px;
            height: 30px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            cursor: pointer;
            transition: all var(--transition);
            flex-shrink: 0;
        }
        .btn-close-fixed:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: #fff;
        }
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 2.5rem 0 1.5rem;
            margin-bottom: 60px;
        }
        .site-footer .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 13px;
            transition: color var(--transition);
        }
        .site-footer a:hover {
            color: var(--accent-gold);
        }
        .site-footer .footer-bottom {
            margin-top: 1.5rem;
            padding-top: 1rem;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .site-footer .footer-bottom a {
            font-size: 13px;
        }
        @media (max-width: 991.98px) {
            .page-header-news h1 {
                font-size: 1.85rem;
            }
            .news-highlight-card .img-wrap {
                height: 220px;
            }
            .filter-bar {
                padding: 0.85rem 1rem;
                gap: 0.6rem;
            }
            .bottom-fixed-bar {
                flex-direction: column;
                align-items: stretch;
                text-align: center;
                padding: 0.6rem 1rem;
            }
            .bottom-fixed-bar .fixed-cta-text {
                min-width: 100%;
                text-align: center;
            }
            .bottom-fixed-bar .fixed-form {
                justify-content: center;
            }
            .bottom-fixed-bar .fixed-form input {
                width: 140px;
            }
            .btn-close-fixed {
                position: absolute;
                right: 8px;
                top: 8px;
            }
        }
        @media (max-width: 767.98px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section-pad {
                padding-top: 3rem;
                padding-bottom: 3rem;
            }
            .page-header-news {
                padding: 2.2rem 0 2rem;
                margin-bottom: 2rem;
            }
            .page-header-news h1 {
                font-size: 1.55rem;
            }
            .page-header-news .lead-sub {
                font-size: 0.95rem;
            }
            .news-list-card {
                flex-direction: column;
                gap: 0.6rem;
                padding: 1rem;
            }
            .news-list-card .date-block {
                display: flex;
                gap: 0.3rem;
                align-items: baseline;
                min-width: auto;
                padding: 0.3rem 0.6rem;
            }
            .news-list-card .date-block .month-day {
                font-size: 1rem;
            }
            .news-highlight-card .img-wrap {
                height: 180px;
            }
            .news-highlight-card .highlight-body {
                padding: 1.1rem 1.2rem 1.3rem;
            }
            .news-highlight-card h2 {
                font-size: 1.2rem;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
            }
            .pagination-custom {
                justify-content: center;
            }
            .bottom-fixed-bar {
                position: fixed;
                bottom: 0;
                left: 0;
                right: 0;
                min-height: 58px;
            }
            .site-footer {
                margin-bottom: 58px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 0.4rem;
                align-items: flex-start;
            }
        }
        @media (max-width: 520px) {
            .page-header-news h1 {
                font-size: 1.35rem;
            }
            .btn-header-cta {
                font-size: 13px;
                padding: 0.45rem 0.9rem;
            }
            .quick-news-bar {
                flex-direction: column;
                align-items: flex-start;
                padding: 1rem;
            }
            .bottom-fixed-bar .fixed-form input {
                width: 120px;
                font-size: 12px;
            }
            .btn-fixed-submit {
                padding: 0.45rem 0.9rem;
                font-size: 13px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #123B3A;
            --primary-dark: #0D2A29;
            --secondary: #C64533;
            --secondary-hover: #A63727;
            --accent-gold: #D6A84B;
            --accent-cyan: #2E8C8C;
            --bg-milk: #F6F1E7;
            --bg-white: #FFFFFF;
            --bg-light-green: #EAF0EC;
            --border: #D9E0DB;
            --text: #2A3534;
            --text-secondary: #667270;
            --text-heading: #14201F;
            --text-on-dark: #F5F1E8;
            --radius-card: 10px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --radius-chart: 8px;
            --shadow-card: 0 1px 3px rgba(18, 44, 41, 0.06), 0 8px 24px rgba(18, 44, 41, 0.05);
            --shadow-card-hover: 0 12px 32px rgba(18, 44, 41, 0.10);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans CJK SC', sans-serif;
            --font-mono: 'Menlo', 'Consolas', 'Roboto Mono', monospace;
            --transition: 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg-milk);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--secondary);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .text-secondary-custom {
            color: var(--text-secondary) !important;
        }

        .text-heading-custom {
            color: var(--text-heading) !important;
        }

        .container-custom {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-narrow {
            max-width: 840px;
            margin: 0 auto;
        }

        .section-pad {
            padding-top: 4.5rem;
            padding-bottom: 4.5rem;
        }

        .section-pad-sm {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: rgba(246, 241, 231, 0.97);
            backdrop-filter: blur(6px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1030;
            min-height: 68px;
            display: flex;
            align-items: center;
        }

        .site-header .navbar {
            padding: 0;
            min-height: 68px;
        }

        .navbar-brand-custom {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.02em;
        }

        .navbar-brand-custom:hover {
            color: var(--secondary);
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .navbar-nav-custom .nav-link {
            color: var(--text-heading);
            font-size: 15px;
            font-weight: 500;
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-btn);
            transition: all var(--transition);
            position: relative;
        }

        .navbar-nav-custom .nav-link:hover {
            color: var(--secondary);
            background: var(--bg-light-green);
        }

        .navbar-nav-custom .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .navbar-nav-custom .nav-link.active::after {
            content: '';
            display: block;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            margin-top: 2px;
        }

        .navbar .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: var(--radius-btn);
            padding: 0.35rem 0.5rem;
            color: var(--primary);
            background: var(--bg-white);
        }

        .navbar .navbar-toggler:focus {
            box-shadow: 0 0 0 2px var(--primary);
            outline: none;
        }

        .btn-header-cta {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.55rem 1.2rem;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
            display: inline-block;
        }

        .btn-header-cta:hover {
            background: var(--secondary-hover);
            color: #fff;
            transform: translateY(-1px);
        }

        .navbar-collapse-custom {
            background: var(--primary);
            border-radius: 0 0 12px 12px;
            padding: 1rem 1.2rem;
            margin-top: 0.5rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        }

        .navbar-collapse-custom .nav-link {
            color: var(--text-on-dark) !important;
            padding: 0.7rem 0.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .navbar-collapse-custom .nav-link:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--accent-gold) !important;
        }

        .navbar-collapse-custom .nav-link.active {
            color: var(--accent-gold) !important;
            font-weight: 600;
        }

        .navbar-collapse-custom .nav-link.active::after {
            display: none;
        }

        @media (min-width: 992px) {
            .navbar-collapse-custom {
                background: transparent;
                border-radius: 0;
                padding: 0;
                margin-top: 0;
                box-shadow: none;
                display: flex;
                align-items: center;
                justify-content: flex-end;
            }
            .navbar-collapse-custom .nav-link {
                color: var(--text-heading) !important;
                border-bottom: none;
            }
            .navbar-collapse-custom .nav-link:hover {
                background: var(--bg-light-green);
                color: var(--secondary) !important;
            }
            .navbar-collapse-custom .nav-link.active {
                color: var(--primary) !important;
            }
            .navbar-collapse-custom .nav-link.active::after {
                display: block;
                content: '';
                width: 100%;
                height: 2px;
                background: var(--primary);
                border-radius: 2px;
                margin-top: 2px;
            }
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-wrap {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            padding: 0.9rem 0;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
            list-style: none;
            padding: 0;
            flex-wrap: wrap;
        }

        .breadcrumb-custom li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .breadcrumb-custom li a {
            color: var(--accent-cyan);
        }

        .breadcrumb-custom li a:hover {
            color: var(--secondary);
        }

        .breadcrumb-custom li:not(:last-child)::after {
            content: '/';
            color: var(--text-secondary);
            font-size: 12px;
            margin-left: 0.25rem;
        }

        .breadcrumb-custom li:last-child {
            color: var(--text);
            font-weight: 500;
            pointer-events: none;
        }

        /* ========== PAGE HEADER ========== */
        .page-header-section {
            background: var(--bg-white);
            padding: 3rem 0 2.5rem;
            border-bottom: 1px solid var(--border);
        }

        .page-header-section h1 {
            font-size: 2.2rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-heading);
            margin-bottom: 0.75rem;
        }

        .page-header-section .lead {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 760px;
            line-height: 1.75;
        }

        /* ========== FILTER/TAG BAR ========== */
        .filter-tag-section {
            padding: 1.5rem 0;
            background: var(--bg-milk);
        }

        .tag-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            align-items: center;
        }

        .tag-bar .tag-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-heading);
            margin-right: 0.4rem;
        }

        .tag-bar .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            padding: 0.35rem 1rem;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border);
            background: var(--bg-white);
            color: var(--text);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .tag-bar .tag-item:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--bg-light-green);
        }

        .tag-bar .tag-item.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        /* ========== MAIN CONTENT ========== */
        .main-content-section {
            padding: 2.5rem 0 4rem;
        }

        /* Related reading cards */
        .related-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
            border: 1px solid var(--border);
        }

        .related-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .related-card .card-img-wrap {
            height: 160px;
            overflow: hidden;
            position: relative;
        }

        .related-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .related-card .card-body-custom {
            padding: 1.25rem 1.4rem;
        }

        .related-card .card-body-custom .card-date {
            font-family: var(--font-mono);
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 0.5rem;
        }

        .related-card .card-body-custom .card-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 0.6rem;
            line-height: 1.4;
        }

        .related-card .card-body-custom .card-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 1rem;
        }

        .btn-text-link {
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            background: none;
            border: none;
            padding: 0;
            transition: all var(--transition);
        }

        .btn-text-link:hover {
            color: var(--secondary);
        }

        .btn-text-link i {
            transition: transform var(--transition);
        }

        .btn-text-link:hover i {
            transform: translateX(3px);
        }

        /* ========== FAQ ACCORDION (Custom) ========== */
        .faq-accordion-custom .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-card) !important;
            margin-bottom: 1rem;
            background: var(--bg-white);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .faq-accordion-custom .accordion-button {
            background: var(--bg-white);
            color: var(--text-heading);
            font-size: 1rem;
            font-weight: 600;
            padding: 1.2rem 1.5rem;
            border: none;
            box-shadow: none !important;
            border-radius: 0 !important;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }

        .faq-accordion-custom .accordion-button:not(.collapsed) {
            background: var(--bg-milk);
            color: var(--primary);
        }

        .faq-accordion-custom .accordion-button::after {
            display: none;
        }

        .faq-accordion-custom .faq-icon {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-light-green);
            color: var(--primary);
            font-size: 14px;
            font-weight: 700;
            transition: all var(--transition);
        }

        .faq-accordion-custom .accordion-button:not(.collapsed) .faq-icon {
            background: var(--secondary);
            color: #fff;
        }

        .faq-accordion-custom .accordion-body {
            background: var(--bg-milk);
            padding: 1.2rem 1.5rem 1.5rem;
            font-size: 15px;
            color: var(--text);
            line-height: 1.75;
            border-top: 1px solid var(--border);
        }

        .faq-accordion-custom .accordion-body p {
            margin-bottom: 0;
        }

        /* ========== SIDEBAR ========== */
        .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            padding: 1.5rem;
            margin-bottom: 1.5rem;
        }

        .sidebar-card .sidebar-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 1rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid var(--primary);
            display: inline-block;
        }

        .sidebar-tip-card {
            background: var(--bg-light-green);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 1.5rem;
        }

        .sidebar-tip-card .tip-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.75rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .sidebar-tip-card .tip-title i {
            color: var(--secondary);
        }

        .sidebar-tip-card .tip-text {
            font-size: 14px;
            color: var(--text);
            line-height: 1.7;
        }

        .sidebar-card .hot-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .sidebar-card .hot-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            padding: 0.6rem 0;
            border-bottom: 1px dashed var(--border);
            font-size: 14px;
            color: var(--text);
        }

        .sidebar-card .hot-list li:last-child {
            border-bottom: none;
        }

        .sidebar-card .hot-list .hot-num {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--secondary);
            min-width: 22px;
            font-size: 14px;
        }

        .sidebar-card .hot-list a {
            color: var(--text);
            transition: color var(--transition);
        }

        .sidebar-card .hot-list a:hover {
            color: var(--secondary);
        }

        /* ========== PAGINATION ========== */
        .pagination-custom {
            display: flex;
            justify-content: center;
            gap: 0.4rem;
            margin-top: 2.5rem;
        }

        .pagination-custom .page-link-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 0.5rem;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border);
            background: var(--bg-white);
            color: var(--text);
            transition: all var(--transition);
            cursor: pointer;
        }

        .pagination-custom .page-link-custom:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--bg-light-green);
        }

        .pagination-custom .page-link-custom.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            font-weight: 600;
        }

        .pagination-custom .page-link-custom.disabled {
            opacity: 0.45;
            pointer-events: none;
        }

        /* ========== CTA SECTION ========== */
        .cta-banner-section {
            background: var(--primary);
            padding: 3rem 0;
            border-radius: 0;
        }

        .cta-banner-section h2 {
            color: var(--text-on-dark);
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        .cta-banner-section p {
            color: rgba(245, 241, 232, 0.8);
            font-size: 15px;
            margin-bottom: 1.5rem;
            max-width: 600px;
        }

        .btn-primary-custom {
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: 0.65rem 1.5rem;
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .btn-primary-custom:hover {
            background: var(--secondary-hover);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-outline-custom {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
            border-radius: var(--radius-btn);
            padding: 0.65rem 1.5rem;
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .btn-outline-custom:hover {
            background: var(--bg-light-green);
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-outline-custom-on-dark {
            background: transparent;
            color: var(--text-on-dark);
            border: 1px solid rgba(245, 241, 232, 0.5);
            border-radius: var(--radius-btn);
            padding: 0.65rem 1.5rem;
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .btn-outline-custom-on-dark:hover {
            background: rgba(245, 241, 232, 0.1);
            color: var(--text-on-dark);
            border-color: var(--accent-gold);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(245, 241, 232, 0.85);
            padding: 3rem 0 2rem;
            font-size: 14px;
        }

        .site-footer a {
            color: rgba(245, 241, 232, 0.75);
            text-decoration: none;
            transition: color var(--transition);
        }

        .site-footer a:hover {
            color: var(--accent-gold);
        }

        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }

        .footer-bottom {
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(245, 241, 232, 0.18);
            display: flex;
            flex-wrap: wrap;
            gap: 0.25rem 1.5rem;
            align-items: center;
            font-size: 13px;
            color: rgba(245, 241, 232, 0.6);
        }

        .footer-bottom span {
            display: inline-flex;
            align-items: center;
        }

        .footer-bottom a {
            color: rgba(245, 241, 232, 0.75);
        }

        .footer-bottom a:hover {
            color: var(--accent-gold);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 991px) {
            .page-header-section h1 {
                font-size: 1.7rem;
            }
            .sidebar-col {
                margin-top: 2rem;
            }
            .related-card .card-img-wrap {
                height: 140px;
            }
            .cta-banner-section h2 {
                font-size: 1.35rem;
            }
        }

        @media (max-width: 767px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-header-section {
                padding: 2rem 0 1.5rem;
            }
            .page-header-section h1 {
                font-size: 1.4rem;
            }
            .page-header-section .lead {
                font-size: 0.95rem;
            }
            .main-content-section {
                padding: 1.5rem 0 2.5rem;
            }
            .tag-bar .tag-item {
                font-size: 12px;
                padding: 0.3rem 0.8rem;
            }
            .faq-accordion-custom .accordion-button {
                font-size: 0.9rem;
                padding: 1rem 1.1rem;
            }
            .faq-accordion-custom .accordion-body {
                font-size: 14px;
                padding: 1rem 1.1rem;
            }
            .related-card .card-img-wrap {
                height: 120px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.25rem;
            }
            .cta-banner-section {
                padding: 2rem 0;
            }
            .pagination-custom .page-link-custom {
                min-width: 32px;
                height: 32px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .navbar-brand-custom {
                font-size: 1.1rem;
            }
            .brand-mark {
                width: 30px;
                height: 30px;
                font-size: 0.95rem;
            }
            .btn-header-cta {
                padding: 0.45rem 0.8rem;
                font-size: 12px;
            }
            .page-header-section h1 {
                font-size: 1.25rem;
                line-height: 1.4;
            }
            .page-header-section .lead {
                font-size: 0.9rem;
            }
            .related-card .card-body-custom .card-title {
                font-size: 0.95rem;
            }
            .sidebar-card {
                padding: 1.2rem;
            }
            .sidebar-tip-card {
                padding: 1.2rem;
            }
            .tag-bar {
                gap: 0.4rem;
            }
            .tag-bar .tag-item {
                font-size: 11px;
                padding: 0.25rem 0.7rem;
            }
        }

        /* ========== MISC ========== */
        .section-divider {
            border: none;
            border-top: 1px solid var(--border);
            margin: 0;
        }

        .rationality-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 12px;
            color: var(--secondary);
            font-weight: 500;
            background: rgba(198, 69, 51, 0.08);
            border: 1px solid rgba(198, 69, 51, 0.25);
            border-radius: var(--radius-pill);
            padding: 0.25rem 0.75rem;
            margin-top: 0.5rem;
        }

        .rationality-note {
            font-size: 13px;
            color: var(--text-secondary);
            background: var(--bg-light-green);
            border-left: 3px solid var(--secondary);
            padding: 0.75rem 1rem;
            border-radius: 0 var(--radius-btn) var(--radius-btn) 0;
            margin-top: 1rem;
        }

        .mono-text {
            font-family: var(--font-mono);
        }