/* roulang page: index */
:root {
            --primary: #c9a45c;
            --primary-dark: #aa853e;
            --accent: #e67e4a;
            --bg-dark: #0b0f19;
            --bg-section: #0e141f;
            --bg-card: #141c2b;
            --bg-card-hover: #1a2436;
            --text-light: #e9e6e1;
            --text-body: #b3bac5;
            --text-muted: #6d7480;
            --border: rgba(201, 164, 92, 0.16);
            --border-light: rgba(255, 255, 255, 0.05);
            --radius: 18px;
            --radius-sm: 10px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-hover: 0 14px 46px rgba(0, 0, 0, 0.6);
            --transition: all 0.3s ease;
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background: var(--bg-dark);
            color: var(--text-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button {
            font-family: inherit;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: 1280px;
            padding-left: 24px;
            padding-right: 24px;
        }

        .topbar {
            background: #080c14;
            border-bottom: 1px solid var(--border-light);
            padding: 8px 0;
            font-size: 13px;
        }

        .topbar-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .topbar-text {
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .topbar-text i {
            color: var(--primary);
            font-size: 14px;
        }

        .topbar-action {
            color: var(--text-body);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .topbar-action:hover {
            color: var(--primary);
        }

        .topbar-action i {
            transition: var(--transition);
        }

        .topbar-action:hover i {
            transform: translateX(4px);
        }

        .main-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(11, 15, 25, 0.92);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            padding: 18px 0;
        }

        .main-navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .brand {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-light);
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .brand::before {
            content: '';
            display: inline-block;
            width: 8px;
            height: 8px;
            background: var(--primary);
            border-radius: 50%;
            box-shadow: 0 0 12px rgba(201, 164, 92, 0.6);
        }

        .nav-collapse {
            display: flex;
            align-items: center;
            gap: 28px;
            flex: 1;
            justify-content: flex-end;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-link-item {
            color: var(--text-body);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            padding: 6px 2px;
        }

        .nav-link-item::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-link-item:hover {
            color: var(--text-light);
        }

        .nav-link-item:hover::after {
            width: 100%;
        }

        .nav-link-item.active {
            color: var(--primary);
        }

        .nav-link-item.active::after {
            width: 100%;
        }

        .btn-nav {
            background: var(--primary);
            color: #0b0f19;
            padding: 10px 22px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid var(--primary);
        }

        .btn-nav:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #0b0f19;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(201, 164, 92, 0.3);
        }

        .nav-toggler {
            display: none;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            color: var(--text-light);
            font-size: 18px;
            cursor: pointer;
        }

        .nav-toggler:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .hero {
            position: relative;
            padding: 140px 0 120px;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            border-bottom: 1px solid var(--border);
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 15, 25, 0.92) 0%, rgba(11, 15, 25, 0.75) 50%, rgba(11, 15, 25, 0.55) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201, 164, 92, 0.15);
            border: 1px solid rgba(201, 164, 92, 0.4);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 24px;
        }

        .hero h1 {
            font-size: 58px;
            font-weight: 800;
            color: var(--text-light);
            line-height: 1.15;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .hero p {
            font-size: 18px;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 36px;
            max-width: 560px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn {
            padding: 14px 30px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }

        .btn-gold {
            background: var(--primary);
            color: #0b0f19;
        }

        .btn-gold:hover {
            background: var(--primary-dark);
            color: #0b0f19;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 164, 92, 0.35);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-light);
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(201, 164, 92, 0.08);
            transform: translateY(-2px);
        }

        .hero-meta {
            margin-top: 40px;
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-muted);
            font-size: 14px;
        }

        .hero-meta-item i {
            color: var(--primary);
        }

        .section {
            padding: 90px 0;
        }

        .section-alt {
            background: var(--bg-section);
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }

        .section-head {
            margin-bottom: 56px;
            max-width: 640px;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-tag::before {
            content: '';
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .section-head.center .section-tag::after {
            content: '';
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .section-title {
            font-size: 38px;
            font-weight: 700;
            color: var(--text-light);
            line-height: 1.25;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .about-img-wrap {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .about-img-wrap img {
            width: 100%;
            height: 420px;
            object-fit: cover;
        }

        .about-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(11, 15, 25, 0.5));
        }

        .about-content .section-title {
            margin-bottom: 20px;
        }

        .about-content p {
            margin-bottom: 20px;
        }

        .about-list {
            list-style: none;
            padding: 0;
            margin: 24px 0 0;
        }

        .about-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 16px;
            font-size: 15px;
        }

        .about-list li i {
            color: var(--primary);
            margin-top: 4px;
            font-size: 16px;
        }

        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 56px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            padding: 28px 20px;
            text-align: center;
            transition: var(--transition);
        }

        .stat-card:hover {
            border-color: var(--border);
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }

        .stat-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 8px;
        }

        .cat-card {
            display: block;
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            height: 100%;
            transition: var(--transition);
        }

        .cat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border);
        }

        .cat-card img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .cat-body {
            padding: 28px;
            position: relative;
        }

        .cat-body h3 {
            font-size: 22px;
            color: var(--text-light);
            font-weight: 700;
            margin-bottom: 10px;
        }

        .cat-body p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .cat-link {
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .cat-link i {
            transition: var(--transition);
        }

        .cat-card:hover .cat-link i {
            transform: translateX(5px);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: grid;
            grid-template-columns: 100px 1fr auto;
            align-items: center;
            gap: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 18px 24px;
            transition: var(--transition);
        }

        .news-item:hover {
            border-color: var(--border);
            background: var(--bg-card-hover);
            transform: translateX(4px);
            box-shadow: var(--shadow);
        }

        .news-cat {
            background: rgba(201, 164, 92, 0.12);
            border: 1px solid rgba(201, 164, 92, 0.3);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: 50px;
            text-align: center;
            white-space: nowrap;
        }

        .news-title {
            font-size: 16px;
            color: var(--text-light);
            font-weight: 500;
            line-height: 1.5;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            color: var(--text-muted);
            font-size: 14px;
        }

        .news-more {
            color: var(--primary);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .news-empty {
            background: var(--bg-card);
            border: 1px dashed var(--border);
            border-radius: var(--radius);
            padding: 48px;
            text-align: center;
            color: var(--text-muted);
            font-size: 16px;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .step-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            padding: 32px 24px;
            position: relative;
            transition: var(--transition);
        }

        .step-card:hover {
            border-color: var(--border);
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }

        .step-num {
            font-size: 42px;
            font-weight: 800;
            color: transparent;
            -webkit-text-stroke: 1px var(--primary);
            line-height: 1;
            margin-bottom: 20px;
            display: block;
        }

        .step-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border);
        }

        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-light);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }

        .faq-q i {
            color: var(--primary);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item[open] .faq-q i {
            transform: rotate(180deg);
        }

        .faq-a {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .cta {
            position: relative;
            padding: 100px 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            overflow: hidden;
        }

        .cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 15, 25, 0.94), rgba(11, 15, 25, 0.78));
        }

        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-size: 40px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 18px;
        }

        .cta-content p {
            font-size: 18px;
            color: var(--text-body);
            margin-bottom: 32px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .site-footer {
            background: #080c14;
            border-top: 1px solid var(--border);
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid var(--border-light);
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-brand::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--primary);
            border-radius: 50%;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 360px;
        }

        .footer-domain {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-light);
            padding: 6px 14px;
            border-radius: 50px;
        }

        .footer-domain i {
            color: var(--primary);
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-light);
            margin-bottom: 18px;
        }

        .footer-nav-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-nav-links li {
            margin-bottom: 10px;
        }

        .footer-nav-links a {
            font-size: 14px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .footer-nav-links a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        @media (max-width: 992px) {
            .nav-toggler {
                display: inline-flex;
            }

            .nav-collapse {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--bg-card);
                border-bottom: 1px solid var(--border);
                padding: 20px 24px;
                flex-direction: column;
                gap: 16px;
                align-items: stretch;
            }

            .nav-collapse.show {
                display: flex;
            }

            .nav-links {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }

            .btn-nav {
                text-align: center;
                justify-content: center;
            }

            .hero {
                padding: 100px 0 80px;
                background-attachment: scroll;
            }

            .hero h1 {
                font-size: 42px;
            }

            .section-title {
                font-size: 30px;
            }

            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }

            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .hero h1 {
                font-size: 34px;
            }

            .hero p {
                font-size: 16px;
            }

            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }

            .section {
                padding: 60px 0;
            }

            .section-title {
                font-size: 26px;
            }

            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .news-item {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .news-cat {
                justify-self: start;
            }

            .news-meta {
                justify-content: space-between;
            }

            .steps-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .cta-content h2 {
                font-size: 30px;
            }
        }

        @media (max-width: 520px) {
            .topbar-inner {
                justify-content: center;
            }

            .topbar-action {
                display: none;
            }

            .hero {
                padding: 70px 0 60px;
            }

            .hero h1 {
                font-size: 28px;
            }

            .hero-meta {
                gap: 16px;
                flex-direction: column;
            }

            .stats-row {
                grid-template-columns: 1fr;
            }

            .cat-body {
                padding: 20px;
            }

            .btn {
                padding: 12px 22px;
                font-size: 14px;
            }

            .brand {
                font-size: 18px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0b1d3a;
            --primary-2: #132d54;
            --primary-3: #1b3a6b;
            --accent: #e8b31c;
            --accent-dark: #c9960e;
            --accent-soft: rgba(232, 179, 28, .14);
            --ink: #182334;
            --muted: #5e6876;
            --soft: #f3f6fa;
            --soft-2: #eef1f6;
            --line: #e2e7ef;
            --white: #ffffff;
            --radius: 18px;
            --radius-sm: 10px;
            --radius-lg: 28px;
            --shadow: 0 14px 44px rgba(11, 29, 58, .08);
            --shadow-lg: 0 24px 70px rgba(11, 29, 58, .16);
            --transition: all .3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background: var(--white);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary-3);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-dark);
        }
        img {
            max-width: 100%;
            display: block;
        }
        section {
            position: relative;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section {
            padding: 96px 0;
        }
        .section-head {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 56px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-soft);
            color: var(--accent-dark);
            border: 1px solid rgba(232, 179, 28, .25);
            font-size: .82rem;
            font-weight: 700;
            letter-spacing: .08em;
            padding: 6px 18px;
            border-radius: 999px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .section-head h2 {
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            font-weight: 800;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: -.01em;
        }
        .section-head p {
            color: var(--muted);
            font-size: 1.05rem;
            margin: 0;
        }
        .section-head.light .section-tag {
            background: rgba(255, 255, 255, .12);
            border-color: rgba(255, 255, 255, .2);
            color: #fff;
        }
        .section-head.light h2 {
            color: #fff;
        }
        .section-head.light p {
            color: rgba(255, 255, 255, .75);
        }

        /* Header */
        .main-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: rgba(11, 29, 58, .96);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, .07);
        }
        .main-navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 76px;
            gap: 20px;
            padding: 0;
        }
        .brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: .02em;
            white-space: nowrap;
            line-height: 1.2;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .brand:hover {
            color: var(--accent);
        }
        .nav-collapse {
            flex: 1;
            justify-content: flex-end;
            display: flex;
            align-items: center;
            gap: 24px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-link-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: rgba(255, 255, 255, .82);
            font-weight: 600;
            font-size: .95rem;
            padding: 8px 18px;
            border-radius: 999px;
            transition: var(--transition);
        }
        .nav-link-item:hover {
            color: #fff;
            background: rgba(255, 255, 255, .08);
        }
        .nav-link-item.active {
            color: var(--primary);
            background: var(--accent);
            font-weight: 700;
            box-shadow: 0 4px 18px rgba(232, 179, 28, .35);
        }
        .nav-link-item.active:hover {
            color: var(--primary);
        }
        .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: .9rem;
            padding: 9px 22px;
            border-radius: 999px;
            border: none;
            transition: var(--transition);
        }
        .btn-nav:hover {
            background: #f5c63a;
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 179, 28, .4);
        }
        .nav-toggler {
            display: none;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .2);
            color: #fff;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            font-size: 1.1rem;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .nav-toggler:hover {
            background: rgba(255, 255, 255, .08);
            border-color: var(--accent);
        }

        /* Hero */
        .category-hero {
            position: relative;
            min-height: 72vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            padding: 120px 0 96px;
            background-color: var(--primary);
        }
        .category-hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: .42;
            z-index: 0;
        }
        .category-hero:after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(11, 29, 58, .92) 0%, rgba(11, 29, 58, .72) 50%, rgba(11, 29, 58, .35) 100%);
            z-index: 0;
        }
        .category-hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(232, 179, 28, .15);
            border: 1px solid rgba(232, 179, 28, .35);
            color: var(--accent);
            font-size: .82rem;
            font-weight: 700;
            letter-spacing: .08em;
            padding: 7px 20px;
            border-radius: 999px;
            margin-bottom: 22px;
        }
        .category-hero-content h1 {
            font-size: clamp(2.2rem, 5vw, 3.6rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -.02em;
            margin-bottom: 22px;
        }
        .category-hero-content p {
            font-size: 1.12rem;
            color: rgba(255, 255, 255, .82);
            max-width: 580px;
            margin-bottom: 36px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            padding: 14px 32px;
            border-radius: 999px;
            font-size: 1rem;
            border: none;
            box-shadow: 0 8px 28px rgba(232, 179, 28, .3);
            transition: var(--transition);
        }
        .btn-accent:hover {
            background: #f5c63a;
            color: var(--primary);
            transform: translateY(-3px);
            box-shadow: 0 12px 34px rgba(232, 179, 28, .42);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            padding: 14px 32px;
            border-radius: 999px;
            font-size: 1rem;
            border: 1.5px solid rgba(255, 255, 255, .35);
            transition: var(--transition);
        }
        .btn-ghost:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-3px);
        }

        /* Intro */
        .cat-intro {
            background: var(--white);
        }
        .intro-img-wrap {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .intro-img-wrap img {
            width: 100%;
            height: 480px;
            object-fit: cover;
        }
        .intro-float-card {
            position: absolute;
            left: 24px;
            right: 24px;
            bottom: 24px;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(10px);
            border-radius: 18px;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            gap: 18px;
            box-shadow: 0 12px 34px rgba(11, 29, 58, .18);
        }
        .intro-float-icon {
            width: 54px;
            height: 54px;
            flex-shrink: 0;
            border-radius: 14px;
            background: var(--accent-soft);
            color: var(--accent-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
        }
        .intro-float-text strong {
            display: block;
            font-size: 1rem;
            color: var(--primary);
            margin-bottom: 3px;
        }
        .intro-float-text span {
            font-size: .88rem;
            color: var(--muted);
        }
        .intro-content {
            padding-left: 20px;
        }
        .intro-content .section-tag {
            margin-bottom: 14px;
        }
        .intro-content h2 {
            font-size: clamp(1.7rem, 2.6vw, 2.4rem);
            font-weight: 800;
            color: var(--primary);
            line-height: 1.32;
            letter-spacing: -.01em;
            margin-bottom: 18px;
        }
        .intro-content>p {
            color: var(--muted);
            font-size: 1.05rem;
            margin-bottom: 28px;
            line-height: 1.85;
        }
        .intro-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px 20px;
            margin-bottom: 32px;
            padding: 0;
            list-style: none;
        }
        .intro-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
            font-size: .95rem;
            color: var(--ink);
        }
        .intro-list li i {
            color: var(--accent-dark);
            background: var(--accent-soft);
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .75rem;
            flex-shrink: 0;
        }
        .intro-stats {
            display: flex;
            gap: 28px;
            padding-top: 26px;
            border-top: 1px solid var(--line);
            flex-wrap: wrap;
        }
        .stat-item .stat-num {
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }
        .stat-item .stat-label {
            font-size: .85rem;
            color: var(--muted);
            margin-top: 6px;
        }

        /* Entry types cards */
        .entry-types {
            background: var(--soft);
        }
        .entry-card {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            height: 100%;
            transition: var(--transition);
            border: 1px solid var(--line);
        }
        .entry-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(232, 179, 28, .4);
        }
        .entry-card-img {
            height: 190px;
            overflow: hidden;
            position: relative;
        }
        .entry-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .entry-card:hover .entry-card-img img {
            transform: scale(1.06);
        }
        .entry-card-img:after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(11, 29, 58, .55));
        }
        .entry-card-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: rgba(255, 255, 255, .92);
            color: var(--primary);
            font-size: .8rem;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 999px;
            letter-spacing: .04em;
            box-shadow: 0 4px 14px rgba(0, 0, 0, .12);
        }
        .entry-card-body {
            padding: 26px;
        }
        .entry-card-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .entry-card-body p {
            color: var(--muted);
            font-size: .95rem;
            line-height: 1.75;
            margin-bottom: 20px;
        }
        .entry-card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: .92rem;
            color: var(--accent-dark);
        }
        .entry-card-link:hover {
            color: var(--primary);
            gap: 12px;
        }

        /* Step guide */
        .step-guide {
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .step-guide:before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(130deg, rgba(11, 29, 58, .95), rgba(19, 45, 84, .88));
        }
        .step-guide .container {
            position: relative;
            z-index: 2;
        }
        .step-card {
            background: rgba(255, 255, 255, .07);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: var(--radius);
            padding: 34px 26px;
            height: 100%;
            text-align: center;
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }
        .step-card:hover {
            background: rgba(255, 255, 255, .12);
            border-color: rgba(232, 179, 28, .5);
            transform: translateY(-6px);
        }
        .step-num {
            width: 58px;
            height: 58px;
            margin: 0 auto 20px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary);
            font-size: 1.4rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 24px rgba(232, 179, 28, .35);
        }
        .step-card h3 {
            color: #fff;
            font-size: 1.12rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .step-card p {
            color: rgba(255, 255, 255, .75);
            font-size: .9rem;
            line-height: 1.7;
            margin: 0;
        }
        .step-arrow {
            position: absolute;
            top: 50%;
            right: -18px;
            transform: translateY(-50%);
            color: rgba(232, 179, 28, .8);
            font-size: 1.2rem;
            z-index: 3;
        }

        /* Device */
        .device-info {
            background: var(--white);
        }
        .device-card {
            background: var(--soft);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 34px 30px;
            height: 100%;
            transition: var(--transition);
        }
        .device-card:hover {
            background: var(--white);
            border-color: rgba(232, 179, 28, .4);
            box-shadow: var(--shadow);
            transform: translateY(-6px);
        }
        .device-icon {
            width: 62px;
            height: 62px;
            border-radius: 18px;
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 22px;
        }
        .device-card h3 {
            font-size: 1.18rem;
            color: var(--primary);
            font-weight: 700;
            margin-bottom: 12px;
        }
        .device-card p {
            color: var(--muted);
            font-size: .93rem;
            line-height: 1.75;
            margin: 0;
        }
        .device-tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 18px;
        }
        .mini-tag {
            background: var(--white);
            border: 1px solid var(--line);
            color: var(--ink);
            font-size: .75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
        }
        .device-card:hover .mini-tag {
            border-color: rgba(232, 179, 28, .3);
        }

        /* FAQ */
        .faq-section {
            background: var(--soft);
        }
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--white);
            border: 1px solid var(--line);
            border-radius: 16px;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(11, 29, 58, .03);
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(232, 179, 28, .4);
            box-shadow: 0 8px 24px rgba(11, 29, 58, .07);
        }
        .faq-item .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 20px 24px;
            text-align: left;
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            transition: var(--transition);
        }
        .faq-item .faq-question:hover {
            color: var(--accent-dark);
        }
        .faq-item .faq-question i {
            font-size: .95rem;
            color: var(--accent-dark);
            transition: transform .3s ease;
            flex-shrink: 0;
        }
        .faq-item .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            padding: 0 24px 22px;
            color: var(--muted);
            font-size: .95rem;
            line-height: 1.8;
        }

        /* CTA */
        .entry-cta {
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
            padding: 90px 0;
        }
        .entry-cta:before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(11, 29, 58, .94), rgba(11, 29, 58, .7));
        }
        .entry-cta .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .entry-cta h2 {
            color: #fff;
            font-size: clamp(1.8rem, 3.6vw, 3rem);
            font-weight: 800;
            letter-spacing: -.01em;
            margin-bottom: 16px;
        }
        .entry-cta p {
            color: rgba(255, 255, 255, .8);
            font-size: 1.06rem;
            max-width: 560px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        /* Footer */
        .site-footer {
            background: #081426;
            color: rgba(255, 255, 255, .7);
            padding: 72px 0 0;
            border-top: 3px solid rgba(232, 179, 28, .25);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 56px;
        }
        .footer-brand {
            font-size: 1.55rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: .02em;
        }
        .footer-desc {
            font-size: .92rem;
            line-height: 1.85;
            max-width: 340px;
            margin-bottom: 18px;
            color: rgba(255, 255, 255, .6);
        }
        .footer-domain {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .07);
            border: 1px solid rgba(255, 255, 255, .12);
            padding: 7px 18px;
            border-radius: 999px;
            font-size: .85rem;
            color: rgba(255, 255, 255, .8);
        }
        .footer-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-nav-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-nav-links li {
            margin-bottom: 10px;
        }
        .footer-nav-links a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, .62);
            font-size: .92rem;
            transition: var(--transition);
        }
        .footer-nav-links a:hover {
            color: var(--accent);
            transform: translateX(4px);
        }
        .footer-nav-links a i {
            font-size: .7rem;
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 22px 0;
            text-align: center;
            font-size: .86rem;
            color: rgba(255, 255, 255, .5);
        }

        /* Responsive */
        @media (max-width: 992px) {
            .main-navbar {
                flex-wrap: wrap;
                padding: 12px 0;
            }
            .nav-toggler {
                display: inline-flex;
            }
            .nav-collapse {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
                padding: 16px 0 8px;
            }
            .nav-collapse.show {
                display: flex;
            }
            .nav-links {
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
            }
            .nav-link-item {
                justify-content: center;
                padding: 12px 18px;
                border-radius: 12px;
            }
            .btn-nav {
                justify-content: center;
            }
            .section {
                padding: 72px 0;
            }
            .intro-content {
                padding-left: 0;
                margin-top: 40px;
            }
            .intro-img-wrap img {
                height: 380px;
            }
            .step-arrow {
                display: none;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .category-hero {
                min-height: 60vh;
                padding: 90px 0 70px;
            }
            .category-hero-content h1 {
                font-size: 2rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
            }
            .hero-actions .btn-accent,
            .hero-actions .btn-ghost {
                width: 100%;
                justify-content: center;
            }
            .intro-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .section-head {
                margin-bottom: 40px;
            }
        }
        @media (max-width: 520px) {
            .brand {
                font-size: 1.05rem;
            }
            .main-navbar {
                min-height: 64px;
            }
            .category-hero-content h1 {
                font-size: 1.7rem;
            }
            .category-hero-content p {
                font-size: .98rem;
            }
            .section {
                padding: 58px 0;
            }
            .intro-stats {
                flex-direction: column;
                gap: 18px;
            }
            .entry-card-body {
                padding: 22px;
            }
            .device-card {
                padding: 26px 22px;
            }
            .footer-grid {
                padding-bottom: 36px;
            }
            .footer-nav-links li {
                margin-bottom: 8px;
            }
        }

/* roulang page: article */
:root {
            --color-bg: #0c1015;
            --color-bg-alt: #121820;
            --color-surface: #1a222c;
            --color-surface-2: #232d3a;
            --color-primary: #e8b04b;
            --color-primary-dark: #c9963a;
            --color-primary-light: #f5d98a;
            --color-accent: #c97b4a;
            --color-text: #e8e6e3;
            --color-text-weak: #98a3b0;
            --color-border: #2b3645;
            --color-divider: #1e2834;
            --radius-xl: 18px;
            --radius: 14px;
            --radius-sm: 9px;
            --shadow: 0 12px 36px rgba(0, 0, 0, 0.38);
            --shadow-sm: 0 5px 16px rgba(0, 0, 0, 0.24);
            --transition: all 0.3s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1240px;
        }

        /* ===== 顶部信息条 ===== */
        .top-info-bar {
            background: #0a0e13;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            padding: 7px 0;
            font-size: 13px;
            color: var(--color-text-weak);
        }

        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .top-bar-left {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
        }

        .top-bar-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .top-bar-item i {
            color: var(--color-primary);
            font-size: 12px;
        }

        .top-bar-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .top-bar-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 13px;
            padding: 4px 14px;
            border: 1px solid rgba(232, 176, 75, 0.4);
            border-radius: 30px;
            transition: var(--transition);
        }

        .top-bar-link:hover {
            background: rgba(232, 176, 75, 0.12);
            border-color: var(--color-primary);
        }

        @media (max-width: 768px) {
            .top-bar-left .top-bar-item:not(:first-child) {
                display: none;
            }
            .top-info-bar {
                font-size: 12px;
            }
        }

        /* ===== 主导航 ===== */
        .main-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(10, 14, 19, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(232, 176, 75, 0.14);
        }

        .main-navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
        }

        .brand {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 1.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 9px;
            background: linear-gradient(135deg, #e8b04b 0%, #b07d2e 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #0c1015;
            box-shadow: 0 4px 14px rgba(232, 176, 75, 0.3);
        }

        .nav-collapse {
            display: flex;
            align-items: center;
            gap: 26px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-link-item {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            color: var(--color-text-weak);
            font-size: 15px;
            font-weight: 500;
            position: relative;
            transition: var(--transition);
        }

        .nav-link-item:hover {
            color: var(--color-text);
            background: rgba(255, 255, 255, 0.05);
        }

        .nav-link-item.active {
            color: var(--color-primary);
            background: rgba(232, 176, 75, 0.12);
        }

        .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #e8b04b 0%, #d19c3a 100%);
            color: #0c1015;
            font-weight: 700;
            font-size: 14px;
            padding: 9px 22px;
            border-radius: 30px;
            box-shadow: 0 4px 16px rgba(232, 176, 75, 0.25);
            transition: var(--transition);
            border: none;
        }

        .btn-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 176, 75, 0.35);
            color: #0c1015;
        }

        .nav-toggler {
            display: none;
            background: transparent;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            color: var(--color-text);
            font-size: 18px;
            cursor: pointer;
            line-height: 1;
        }

        .nav-toggler:focus {
            outline: 2px solid rgba(232, 176, 75, 0.5);
        }

        @media (min-width: 992px) {
            .nav-collapse {
                display: flex !important;
                flex-direction: row;
                align-items: center;
            }
        }

        @media (max-width: 991.98px) {
            .nav-toggler {
                display: inline-block;
            }
            .nav-collapse {
                flex-direction: column;
                align-items: stretch;
                gap: 14px;
                padding: 16px 0 20px;
                border-top: 1px solid rgba(255, 255, 255, 0.05);
                margin-top: 8px;
            }
            .nav-links {
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
            }
            .nav-link-item {
                padding: 11px 16px;
                font-size: 15px;
            }
            .btn-nav {
                justify-content: center;
                margin-top: 6px;
            }
        }

        @media (max-width: 520px) {
            .brand {
                font-size: 18px;
                letter-spacing: 1px;
            }
            .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
            }
        }

        /* ===== 文章 Hero ===== */
        .article-hero {
            padding: 110px 0 80px;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
            text-align: center;
        }

        .article-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 19, 0.55) 0%, rgba(10, 14, 19, 0.88) 100%);
        }

        .article-hero .container {
            position: relative;
            z-index: 1;
        }

        .article-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(232, 176, 75, 0.15);
            border: 1px solid rgba(232, 176, 75, 0.35);
            color: var(--color-primary-light);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 18px;
            border-radius: 30px;
            margin-bottom: 20px;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .article-hero h1 {
            font-size: 42px;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            max-width: 900px;
            margin: 0 auto 18px;
            text-shadow: 0 4px 18px rgba(0, 0, 0, 0.5);
            letter-spacing: 1px;
        }

        .article-hero-meta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
        }

        .article-hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .article-hero-meta i {
            color: var(--color-primary);
        }

        @media (max-width: 768px) {
            .article-hero {
                padding: 70px 0 50px;
            }
            .article-hero h1 {
                font-size: 28px;
            }
        }

        @media (max-width: 520px) {
            .article-hero h1 {
                font-size: 24px;
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-wrap {
            padding: 20px 0 0;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-weak);
        }

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

        .breadcrumb-custom .sep {
            color: var(--color-border);
            font-size: 12px;
        }

        .breadcrumb-custom .current {
            color: var(--color-primary);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 240px;
        }

        /* ===== 文章主体 ===== */
        .article-section {
            padding: 50px 0 70px;
        }

        .article-main-col {
            padding-right: 30px;
        }

        .article-card {
            background: var(--color-bg-alt);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-xl);
            padding: 42px 46px;
            position: relative;
            overflow: hidden;
        }

        .article-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--color-primary), rgba(232, 176, 75, 0.1));
        }

        .article-body {
            font-size: 16px;
            line-height: 1.95;
            color: #cfd3d9;
        }

        .article-body h2 {
            font-size: 25px;
            color: var(--color-text);
            margin-top: 2em;
            margin-bottom: 0.7em;
            padding-left: 15px;
            border-left: 4px solid var(--color-primary);
            line-height: 1.4;
            font-weight: 700;
        }

        .article-body h3 {
            font-size: 20px;
            color: var(--color-text);
            margin-top: 1.8em;
            margin-bottom: 0.6em;
            font-weight: 600;
        }

        .article-body p {
            margin-bottom: 1.2em;
        }

        .article-body a:not(.btn) {
            color: var(--color-primary);
            border-bottom: 1px solid rgba(232, 176, 75, 0.4);
        }

        .article-body a:not(.btn):hover {
            color: var(--color-primary-light);
            border-color: var(--color-primary-light);
        }

        .article-body ul,
        .article-body ol {
            margin: 1em 0 1.5em;
            padding-left: 1.6em;
        }

        .article-body ul li,
        .article-body ol li {
            margin-bottom: 0.45em;
        }

        .article-body ul li::marker {
            color: var(--color-primary);
        }

        .article-body blockquote {
            border-left: 4px solid var(--color-primary);
            background: rgba(232, 176, 75, 0.08);
            padding: 16px 24px;
            border-radius: 0 12px 12px 0;
            color: var(--color-text-weak);
            font-style: italic;
            margin: 1.5em 0;
        }

        .article-body img {
            border-radius: var(--radius);
            margin: 1.5em 0;
            box-shadow: var(--shadow-sm);
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5em 0;
            background: var(--color-surface);
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .article-body table th {
            background: var(--color-surface-2);
            color: var(--color-text);
            font-weight: 600;
            padding: 11px 14px;
            border-bottom: 1px solid var(--color-border);
        }

        .article-body table td {
            padding: 10px 14px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            color: var(--color-text-weak);
        }

        .article-body code {
            background: var(--color-surface-2);
            color: var(--color-primary-light);
            padding: 2px 7px;
            border-radius: 5px;
            font-size: 0.88em;
        }

        .article-tags {
            margin-top: 36px;
            padding-top: 26px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }

        .article-tags .tag-label {
            font-size: 14px;
            color: var(--color-text-weak);
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .tag-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(232, 176, 75, 0.1);
            border: 1px solid rgba(232, 176, 75, 0.25);
            color: var(--color-primary-light);
            font-size: 13px;
            font-weight: 500;
            padding: 3px 14px;
            border-radius: 30px;
            transition: var(--transition);
        }

        .tag-badge:hover {
            background: rgba(232, 176, 75, 0.2);
            border-color: var(--color-primary);
        }

        .article-share {
            margin-top: 30px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: var(--color-text-weak);
        }

        .article-share a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-weak);
            font-size: 14px;
            transition: var(--transition);
        }

        .article-share a:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            transform: translateY(-2px);
        }

        .article-not-found {
            background: var(--color-bg-alt);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-xl);
            padding: 70px 40px;
            text-align: center;
        }

        .article-not-found .icon-wrap {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(232, 176, 75, 0.1);
            border: 1px solid rgba(232, 176, 75, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
            font-size: 28px;
            color: var(--color-primary);
        }

        .article-not-found h2 {
            font-size: 24px;
            color: var(--color-text);
            margin-bottom: 12px;
        }

        .article-not-found p {
            color: var(--color-text-weak);
            margin-bottom: 28px;
        }

        /* ===== 侧边栏 ===== */
        .sidebar-card {
            background: var(--color-surface);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius);
            padding: 26px;
            margin-bottom: 24px;
        }

        .sidebar-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .sidebar-card-title i {
            color: var(--color-primary);
            font-size: 16px;
        }

        .sidebar-card-title::after {
            content: "";
            flex: 1;
            height: 1px;
            background: var(--color-divider);
        }

        .sidebar-about p {
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.85;
            margin-bottom: 12px;
        }

        .sidebar-domain-line {
            font-size: 13px;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border: 1px solid rgba(232, 176, 75, 0.25);
            border-radius: 30px;
            padding: 4px 14px;
            background: rgba(232, 176, 75, 0.06);
        }

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

        .sidebar-nav-list li {
            margin-bottom: 8px;
        }

        .sidebar-nav-list a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.04);
            font-size: 14px;
            color: var(--color-text-weak);
            transition: var(--transition);
        }

        .sidebar-nav-list a:hover {
            background: rgba(232, 176, 75, 0.08);
            border-color: rgba(232, 176, 75, 0.25);
            color: var(--color-primary-light);
            transform: translateX(3px);
        }

        .sidebar-nav-list a i {
            color: var(--color-primary);
            font-size: 13px;
        }

        .sidebar-cta-box {
            background: linear-gradient(135deg, rgba(232, 176, 75, 0.12), rgba(201, 123, 74, 0.05));
            border: 1px solid rgba(232, 176, 75, 0.2);
            border-radius: var(--radius);
            padding: 24px 22px;
            text-align: center;
        }

        .sidebar-cta-box h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary-light);
            margin-bottom: 8px;
        }

        .sidebar-cta-box p {
            font-size: 13px;
            color: var(--color-text-weak);
            margin-bottom: 16px;
        }

        .btn-sidebar-cta {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: var(--color-primary);
            color: #0c1015;
            font-size: 13px;
            font-weight: 700;
            padding: 8px 20px;
            border-radius: 30px;
            transition: var(--transition);
        }

        .btn-sidebar-cta:hover {
            background: var(--color-primary-light);
            transform: translateY(-2px);
            color: #0c1015;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            padding: 70px 0;
            background: var(--color-bg-alt);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            gap: 20px;
            flex-wrap: wrap;
        }

        .section-overline {
            display: block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-text);
            margin: 0;
            letter-spacing: 1px;
        }

        @media (max-width: 768px) {
            .section-header h2 {
                font-size: 26px;
            }
        }

        .related-card {
            display: block;
            background: var(--color-surface);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius);
            overflow: hidden;
            height: 100%;
            transition: var(--transition);
        }

        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
            border-color: rgba(232, 176, 75, 0.35);
        }

        .related-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }

        .related-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .related-card:hover .related-card-img img {
            transform: scale(1.05);
        }

        .related-card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 14, 19, 0.05) 0%, rgba(10, 14, 19, 0.4) 100%);
        }

        .related-card-body {
            padding: 20px 22px 24px;
        }

        .related-card-body .tag-badge {
            margin-bottom: 12px;
        }

        .related-card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin: 10px 0 8px;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-body p {
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--color-text-weak);
        }

        .related-card-meta .read-more {
            color: var(--color-primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .empty-text {
            text-align: center;
            color: var(--color-text-weak);
            padding: 40px 20px;
            font-size: 15px;
        }

        /* ===== CTA 区块 ===== */
        .cta-section {
            padding: 90px 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(10, 14, 19, 0.92) 0%, rgba(10, 14, 19, 0.75) 100%);
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-inner {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 30px;
            line-height: 1.8;
        }

        .cta-btns {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #e8b04b 0%, #d19c3a 100%);
            color: #0c1015;
            font-weight: 700;
            font-size: 15px;
            padding: 13px 34px;
            border-radius: 30px;
            box-shadow: 0 6px 24px rgba(232, 176, 75, 0.3);
            transition: var(--transition);
            border: none;
        }

        .btn-cta-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(232, 176, 75, 0.4);
            color: #0c1015;
        }

        .btn-cta-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 13px 32px;
            border-radius: 30px;
            transition: var(--transition);
        }

        .btn-cta-ghost:hover {
            border-color: var(--color-primary);
            color: var(--color-primary-light);
            transform: translateY(-3px);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 60px 0;
            }
            .cta-inner h2 {
                font-size: 28px;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0a0e13;
            border-top: 1px solid rgba(232, 176, 75, 0.12);
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
        }

        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 14px;
            letter-spacing: 1px;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.85;
            margin-bottom: 18px;
            max-width: 360px;
        }

        .footer-domain {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-primary);
            border: 1px solid rgba(232, 176, 75, 0.25);
            padding: 4px 14px;
            border-radius: 30px;
            background: rgba(232, 176, 75, 0.06);
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }

        .footer-nav-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-nav-links li {
            margin-bottom: 10px;
        }

        .footer-nav-links a {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-size: 14px;
            color: var(--color-text-weak);
            transition: var(--transition);
        }

        .footer-nav-links a i {
            font-size: 10px;
            color: var(--color-primary);
            transition: transform 0.3s ease;
        }

        .footer-nav-links a:hover {
            color: var(--color-primary-light);
            padding-left: 3px;
        }

        .footer-nav-links a:hover i {
            transform: translateX(3px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-desc {
                max-width: 100%;
            }
        }

        /* ===== 返回顶部 ===== */
        .back-top-btn {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--color-surface-2);
            border: 1px solid var(--color-border);
            color: var(--color-primary);
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 990;
            transition: var(--transition);
            opacity: 0.85;
        }

        .back-top-btn:hover {
            background: var(--color-primary);
            color: #0c1015;
            transform: translateY(-3px);
        }

        @media (max-width: 520px) {
            .back-top-btn {
                bottom: 18px;
                right: 18px;
                width: 38px;
                height: 38px;
                font-size: 15px;
            }
        }

        /* ===== 响应式细节 ===== */
        @media (max-width: 991.98px) {
            .article-main-col {
                padding-right: 0;
                margin-bottom: 40px;
            }
            .article-card {
                padding: 30px 26px;
            }
        }

        @media (max-width: 576px) {
            .article-card {
                padding: 24px 18px;
                border-radius: var(--radius);
            }
            .article-body {
                font-size: 15px;
                line-height: 1.85;
            }
            .article-body h2 {
                font-size: 21px;
            }
            .article-body h3 {
                font-size: 18px;
            }
            .article-hero-meta {
                gap: 12px;
            }
            .breadcrumb-wrap {
                overflow-x: auto;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #c8a86a;
            --primary-dark: #a8843f;
            --primary-light: #e2c594;
            --secondary: #1a2332;
            --accent: #d94f3d;
            --bg-dark: #0b0f16;
            --bg-body: #f4f1ec;
            --bg-card: #ffffff;
            --bg-soft: #f8f5f0;
            --text-main: #1e2530;
            --text-body: #3a4353;
            --text-muted: #7b8293;
            --border: rgba(0, 0, 0, 0.08);
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.10);
            --transition: all 0.3s ease;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background-color: var(--bg-body);
            color: var(--text-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            border: none;
            background: none;
            padding: 0;
            font: inherit;
            cursor: pointer;
        }
        input {
            font: inherit;
            border: 1px solid rgba(0, 0, 0, 0.12);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            outline: none;
            width: 100%;
            transition: var(--transition);
        }
        input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(200, 168, 106, 0.2);
        }

        .container {
            max-width: 1240px;
            padding-left: 24px;
            padding-right: 24px;
            margin: 0 auto;
        }

        /* ===== Header/Nav ===== */
        .main-header {
            background: var(--bg-dark);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .main-header::before {
            content: "";
            display: block;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), #e6c88a, var(--primary-dark));
        }
        .main-navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 76px;
            gap: 24px;
        }
        .brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
            line-height: 1.3;
        }
        .brand::before {
            content: "\f017";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            color: var(--primary);
            font-size: 20px;
        }
        .nav-toggler {
            display: none;
            color: #fff;
            font-size: 22px;
            padding: 8px 12px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-sm);
        }
        .nav-collapse {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-link-item {
            color: rgba(255, 255, 255, 0.72);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 30px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-link-item:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-1px);
        }
        .nav-link-item.active {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 4px 14px rgba(200, 168, 106, 0.4);
        }
        .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 9px 22px;
            border-radius: 30px;
            box-shadow: 0 4px 16px rgba(200, 168, 106, 0.35);
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 168, 106, 0.5);
            color: #fff;
        }
        .btn-nav:active {
            transform: scale(0.97);
        }

        /* ===== Breadcrumb / Page Banner ===== */
        .page-banner {
            position: relative;
            background: linear-gradient(135deg, var(--bg-dark) 0%, #1a2332 60%, #2c3541 100%);
            padding: 90px 0 70px;
            color: #fff;
            overflow: hidden;
        }
        .page-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.28;
        }
        .page-banner::after {
            content: "";
            position: absolute;
            bottom: -60px;
            right: -40px;
            width: 360px;
            height: 360px;
            background: var(--primary);
            border-radius: 50%;
            filter: blur(120px);
            opacity: 0.2;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: rgba(255, 255, 255, 0.85);
        }
        .breadcrumb-custom a:hover {
            color: var(--primary-light);
        }
        .breadcrumb-custom span {
            color: var(--primary-light);
        }
        .page-banner h1 {
            font-size: 42px;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 2px;
            color: #fff;
        }
        .page-banner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 680px;
            margin-bottom: 0;
            line-height: 1.8;
        }
        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(200, 168, 106, 0.2);
            border: 1px solid var(--primary);
            color: var(--primary-light);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 13px;
            margin-bottom: 24px;
        }

        /* ===== Main Layout ===== */
        .main-content {
            padding: 80px 0;
        }
        .section-block {
            margin-bottom: 96px;
        }
        .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-heading .tag {
            display: inline-block;
            background: rgba(200, 168, 106, 0.15);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 30px;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }
        .section-heading h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-main);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .section-heading p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.8;
        }

        /* ===== Cards ===== */
        .experience-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .experience-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(200, 168, 106, 0.35);
        }
        .experience-card .card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/10;
        }
        .experience-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .experience-card:hover .card-img img {
            transform: scale(1.06);
        }
        .card-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(11, 15, 22, 0.82);
            color: var(--primary-light);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 30px;
            backdrop-filter: blur(8px);
            border: 1px solid rgba(200, 168, 106, 0.3);
            z-index: 2;
        }
        .card-body-custom {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .card-meta i {
            color: var(--primary);
            margin-right: 4px;
        }
        .card-body-custom h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
            line-height: 1.5;
            transition: var(--transition);
        }
        .experience-card:hover .card-body-custom h3 {
            color: var(--primary-dark);
        }
        .card-body-custom p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 20px;
            flex: 1;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-dark);
            transition: var(--transition);
        }
        .card-link:hover {
            gap: 12px;
            color: var(--accent);
        }

        /* ===== Feature Panels ===== */
        .feature-panel {
            background: var(--bg-dark);
            border-radius: var(--radius-lg);
            padding: 40px;
            position: relative;
            overflow: hidden;
            height: 100%;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
        }
        .feature-panel:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
            border-color: rgba(200, 168, 106, 0.5);
        }
        .feature-panel::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: var(--primary);
            opacity: 0.15;
            filter: blur(40px);
            transition: var(--transition);
        }
        .feature-panel:hover::before {
            opacity: 0.35;
            transform: scale(1.4);
        }
        .feature-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 22px;
            margin-bottom: 22px;
            box-shadow: 0 8px 20px rgba(200, 168, 106, 0.35);
        }
        .feature-panel h3 {
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .feature-panel p {
            color: rgba(255, 255, 255, 0.68);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .feature-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .feature-tags span {
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.75);
            font-size: 12px;
            padding: 4px 12px;
            border-radius: 30px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* ===== Info List ===== */
        .info-list-wrap {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            overflow: hidden;
        }
        .info-list-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 26px 30px;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
            position: relative;
        }
        .info-list-item:last-child {
            border-bottom: none;
        }
        .info-list-item:hover {
            background: var(--bg-soft);
            padding-left: 36px;
        }
        .info-list-item:hover .info-arrow {
            color: var(--primary-dark);
            transform: translateX(6px);
        }
        .info-num {
            font-size: 28px;
            font-weight: 800;
            color: rgba(200, 168, 106, 0.4);
            line-height: 1;
            min-width: 48px;
            padding-top: 4px;
        }
        .info-content {
            flex: 1;
        }
        .info-content h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .info-content p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }
        .info-arrow {
            padding-top: 8px;
            color: rgba(0, 0, 0, 0.25);
            transition: var(--transition);
            font-size: 16px;
        }

        /* ===== Stats ===== */
        .stats-section {
            background: linear-gradient(135deg, var(--bg-dark), #1a2332);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
        }
        .stats-section .container {
            position: relative;
            z-index: 2;
        }
        .stat-item {
            text-align: center;
            padding: 20px 10px;
        }
        .stat-number {
            font-size: 44px;
            font-weight: 800;
            color: var(--primary-light);
            line-height: 1.2;
            margin-bottom: 8px;
        }
        .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 1px;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(200, 168, 106, 0.4);
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary-dark);
        }
        .faq-question i {
            color: var(--primary);
            font-size: 14px;
            transition: var(--transition);
            transform: rotate(0deg);
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 24px;
            border-top: 0px solid var(--border);
            transition: var(--transition);
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 16px 24px 20px;
            border-top-width: 1px;
            background: var(--bg-soft);
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(145deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius-lg);
            padding: 60px 50px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "\f054";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            right: -20px;
            top: -20px;
            font-size: 180px;
            color: rgba(255, 255, 255, 0.08);
            transform: rotate(15deg);
        }
        .cta-section h2 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            position: relative;
            z-index: 2;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
            margin-bottom: 28px;
            position: relative;
            z-index: 2;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--bg-dark);
            color: var(--primary-light);
            font-size: 15px;
            font-weight: 600;
            padding: 15px 36px;
            border-radius: 40px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
            transition: var(--transition);
            position: relative;
            z-index: 2;
        }
        .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 34px rgba(0, 0, 0, 0.35);
            color: #fff;
        }
        .cta-btn:active {
            transform: scale(0.97);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.65);
            padding: 60px 0 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-brand {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 16px;
            max-width: 400px;
        }
        .footer-domain {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.06);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 13px;
            color: var(--primary-light);
            border: 1px solid rgba(200, 168, 106, 0.2);
        }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }
        .footer-nav-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-nav-links li {
            margin-bottom: 10px;
        }
        .footer-nav-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .footer-nav-links a:hover {
            color: var(--primary-light);
            gap: 10px;
        }
        .footer-nav-links a i {
            font-size: 10px;
            color: var(--primary);
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== Custom Cards for Grid ===== */
        .guide-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 30px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            height: 100%;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .guide-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--primary-light));
            opacity: 0;
            transition: var(--transition);
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .guide-card:hover::before {
            opacity: 1;
        }
        .guide-card .guide-step {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: rgba(200, 168, 106, 0.12);
            color: var(--primary-dark);
            border-radius: 12px;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 18px;
        }
        .guide-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }
        .guide-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .nav-toggler {
                display: block;
            }
            .nav-collapse {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--bg-dark);
                padding: 20px 24px;
                flex-direction: column;
                align-items: flex-start;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
                margin: 0 !important;
            }
            .nav-links {
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
                gap: 4px;
            }
            .nav-link-item {
                width: 100%;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
            }
            .btn-nav {
                margin-top: 16px;
                width: 100%;
                justify-content: center;
            }
            .main-navbar {
                position: relative;
                flex-wrap: wrap;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .page-banner h1 {
                font-size: 32px;
            }
            .section-heading h2 {
                font-size: 28px;
            }
        }

        @media (max-width: 767px) {
            .page-banner {
                padding: 60px 0 50px;
            }
            .page-banner h1 {
                font-size: 27px;
            }
            .page-banner p {
                font-size: 15px;
            }
            .main-content {
                padding: 56px 0;
            }
            .section-block {
                margin-bottom: 64px;
            }
            .section-heading {
                margin-bottom: 32px;
            }
            .section-heading h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .stats-section {
                padding: 36px 24px;
            }
            .stat-number {
                font-size: 30px;
            }
            .info-list-item {
                padding: 20px;
                gap: 12px;
                flex-wrap: wrap;
            }
            .info-num {
                font-size: 22px;
                min-width: 36px;
            }
            .cta-section {
                padding: 40px 24px;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .feature-panel {
                padding: 28px 24px;
            }
            .brand {
                font-size: 18px;
            }
            .brand::before {
                font-size: 17px;
            }
            .btn-nav {
                padding: 8px 16px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .main-navbar {
                min-height: 66px;
                gap: 12px;
            }
            .brand {
                font-size: 16px;
                letter-spacing: 0.5px;
            }
            .page-banner {
                padding: 48px 0 40px;
            }
            .breadcrumb-custom {
                font-size: 13px;
                margin-bottom: 14px;
            }
            .page-banner h1 {
                font-size: 23px;
                letter-spacing: 1px;
            }
            .page-banner p {
                font-size: 14px;
                line-height: 1.7;
            }
            .section-heading h2 {
                font-size: 21px;
            }
            .section-heading p {
                font-size: 14px;
            }
            .info-list-item {
                padding: 18px 16px;
                flex-direction: row;
                align-items: center;
            }
            .info-num {
                min-width: 30px;
                font-size: 20px;
            }
            .info-content h3 {
                font-size: 16px;
            }
            .info-arrow {
                display: none;
            }
        }

        /* focus style */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(200, 168, 106, 0.5);
            outline-offset: 2px;
            border-radius: 4px;
        }