/* roulang page: index */
:root {
            --primary: #d4a24c;
            --primary-light: #ecc97a;
            --primary-dark: #a87b36;
            --secondary: #4f6d7a;
            --secondary-light: #6a8a99;
            --bg-dark: #17130e;
            --bg-card: #201a14;
            --bg-elevated: #2a231b;
            --bg-light: #f5efe3;
            --text-main: #efe6d3;
            --text-muted: #a8907a;
            --text-soft: #c8b8a0;
            --border: rgba(212, 162, 76, 0.18);
            --border-light: rgba(255, 255, 255, 0.07);
            --radius: 18px;
            --radius-sm: 12px;
            --radius-xs: 8px;
            --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 18px 54px rgba(0, 0, 0, 0.48);
            --transition: all 0.3s ease;
            --nav-height: 78px;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --font-serif: "Songti SC", "Noto Serif SC", "SimSun", Georgia, serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-dark);
            color: var(--text-main);
            line-height: 1.7;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

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

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

        a:hover {
            color: #f3d99a;
            text-decoration: none;
        }

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

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-pad {
            padding: 96px 0;
        }

        .section-pad-sm {
            padding: 60px 0;
        }

        .section-overline {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 3px;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 12px;
            border-left: 3px solid var(--primary);
            padding-left: 12px;
        }

        .section-head {
            margin-bottom: 48px;
        }

        .section-head h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.8rem, 3.2vw, 2.6rem);
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-top: 4px;
        }

        .section-head p {
            color: var(--text-muted);
            max-width: 640px;
            font-size: 15px;
        }

        .section-head.text-center .section-overline {
            border-left: none;
            padding-left: 0;
            border-bottom: 2px solid var(--primary);
            padding-bottom: 6px;
        }

        .section-head.text-center h2,
        .section-head.text-center p {
            margin-left: auto;
            margin-right: auto;
        }

        /* ===== Buttons ===== */
        .btn {
            border-radius: 10px;
            font-weight: 600;
            letter-spacing: 0.3px;
            padding: 12px 30px;
            font-size: 15px;
            transition: var(--transition);
            border: 2px solid transparent;
        }

        .btn-lg {
            padding: 14px 38px;
            font-size: 16px;
            border-radius: 12px;
        }

        .btn-sm {
            padding: 8px 20px;
            font-size: 13px;
            border-radius: 8px;
        }

        .btn-primary {
            background: linear-gradient(135deg, #e0ae55, var(--primary-dark));
            border-color: transparent;
            color: #1a130a !important;
            box-shadow: 0 4px 20px rgba(212, 162, 76, 0.3);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: linear-gradient(135deg, #efc873, #b88a3d);
            color: #1a130a;
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(212, 162, 76, 0.4);
            border-color: transparent;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 16px rgba(212, 162, 76, 0.3);
        }

        .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.45);
            color: #fff;
            background: transparent;
        }

        .btn-outline-light:hover,
        .btn-outline-light:focus {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline {
            border: 2px solid var(--border);
            color: var(--primary-light);
            background: transparent;
        }

        .btn-outline:hover,
        .btn-outline:focus {
            border-color: var(--primary);
            background: rgba(212, 162, 76, 0.1);
            color: var(--primary-light);
            transform: translateY(-2px);
        }

        .btn:focus,
        .btn:focus-visible {
            outline: 3px solid rgba(212, 162, 76, 0.4);
            outline-offset: 2px;
            box-shadow: 0 0 0 5px rgba(212, 162, 76, 0.15);
        }

        /* ===== Badge ===== */
        .badge {
            border-radius: 6px;
            font-weight: 600;
            font-size: 12px;
            padding: 6px 14px;
            letter-spacing: 0.5px;
            background: rgba(212, 162, 76, 0.15);
            color: var(--primary-light);
            border: 1px solid rgba(212, 162, 76, 0.3);
        }

        .badge-sm {
            font-size: 11px;
            padding: 4px 10px;
            border-radius: 5px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(23, 19, 14, 0.55);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
            padding: 0;
        }

        .site-header.scrolled {
            background: rgba(23, 19, 14, 0.94);
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
            border-bottom-color: rgba(212, 162, 76, 0.08);
        }

        .site-header .navbar {
            padding: 14px 0;
            min-height: var(--nav-height);
            transition: padding 0.3s ease;
        }

        .site-header.scrolled .navbar {
            padding: 8px 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main) !important;
            letter-spacing: 1px;
        }

        .navbar-brand .brand-mark {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a130a;
            font-size: 17px;
            box-shadow: 0 4px 14px rgba(212, 162, 76, 0.35);
            flex-shrink: 0;
        }

        .navbar-brand:hover {
            color: var(--text-main);
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            padding: 6px 10px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(212, 162, 76, 0.3);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(239,230,211,0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .navbar-nav {
            gap: 4px;
            align-items: center;
        }

        .navbar-nav .nav-link {
            color: var(--text-soft);
            font-size: 15px;
            font-weight: 500;
            padding: 10px 18px;
            border-radius: 10px;
            transition: var(--transition);
            position: relative;
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--primary-light);
            background: rgba(212, 162, 76, 0.08);
        }

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

        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
        }

        .header-cta {
            margin-left: 20px;
            white-space: nowrap;
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-image: url('/assets/images/backpic/back-1.png');
            background-position: center;
            background-size: cover;
            background-attachment: fixed;
            padding: 160px 0 100px;
            text-align: center;
        }

        .hero-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(23, 19, 14, 0.75) 0%, rgba(23, 19, 14, 0.55) 50%, rgba(23, 19, 14, 0.85) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 162, 76, 0.15);
            border: 1px solid rgba(212, 162, 76, 0.3);
            color: var(--primary-light);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            padding: 8px 20px;
            border-radius: 50px;
            margin-bottom: 24px;
            backdrop-filter: blur(8px);
        }

        .hero-content h1 {
            font-family: var(--font-serif);
            font-size: clamp(2.8rem, 6vw, 4.6rem);
            font-weight: 800;
            line-height: 1.15;
            color: #fff;
            text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
            margin-bottom: 20px;
            letter-spacing: 2px;
        }

        .hero-content .lead {
            font-size: clamp(1rem, 1.8vw, 1.25rem);
            color: rgba(239, 230, 211, 0.85);
            max-width: 680px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 55px;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 40px;
            max-width: 700px;
            margin: 0 auto;
        }

        .stat-item {
            text-align: center;
            padding: 0 20px;
        }

        .stat-num {
            display: block;
            font-family: var(--font-serif);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-light);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 13px;
            color: rgba(239, 230, 211, 0.6);
            letter-spacing: 1px;
            margin-top: 4px;
        }

        /* ===== About ===== */
        .about-section {
            background: var(--bg-dark);
            position: relative;
        }

        .about-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(212, 162, 76, 0.2), transparent);
        }

        .about-image-wrap {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
        }

        .about-image-wrap::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(212, 162, 76, 0.15), transparent 60%);
            pointer-events: none;
        }

        .about-image-wrap img {
            width: 100%;
            object-fit: cover;
            min-height: 380px;
        }

        .about-content {
            padding-left: 20px;
        }

        .about-content h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.8rem, 3vw, 2.4rem);
            font-weight: 700;
            margin-bottom: 18px;
        }

        .about-content>p {
            color: var(--text-muted);
            margin-bottom: 28px;
            font-size: 15px;
            line-height: 1.8;
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .feature-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 22px 18px;
            transition: var(--transition);
        }

        .feature-item:hover {
            background: var(--bg-elevated);
            border-color: rgba(212, 162, 76, 0.2);
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }

        .feature-item .feature-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(212, 162, 76, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary-light);
            margin-bottom: 12px;
        }

        .feature-item h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-main);
        }

        .feature-item p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== Category Cards ===== */
        .category-section {
            background: #1b1611;
            position: relative;
        }

        .category-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.04;
            pointer-events: none;
        }

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

        .category-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .category-card:hover {
            transform: translateY(-8px);
            border-color: rgba(212, 162, 76, 0.25);
            box-shadow: var(--shadow-hover);
        }

        .category-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }

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

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

        .category-card .card-img-wrap::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(23, 19, 14, 0.6));
            pointer-events: none;
        }

        .category-card .card-body {
            padding: 26px 24px 28px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .category-card .card-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 10px;
            font-family: var(--font-serif);
        }

        .category-card .card-body p {
            font-size: 14px;
            color: var(--text-muted);
            flex-grow: 1;
            margin-bottom: 18px;
            line-height: 1.6;
        }

        /* ===== Stats ===== */
        .stats-section {
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            position: relative;
            padding: 80px 0;
        }

        .stats-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(23, 19, 14, 0.95), rgba(23, 19, 14, 0.82));
            z-index: 1;
        }

        .stats-section .container {
            position: relative;
            z-index: 2;
        }

        .stat-block {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            padding: 40px 24px;
            text-align: center;
            transition: var(--transition);
            height: 100%;
        }

        .stat-block:hover {
            transform: translateY(-6px);
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(212, 162, 76, 0.25);
        }

        .stat-block .stat-icon {
            font-size: 28px;
            color: var(--primary-light);
            margin-bottom: 14px;
        }

        .stat-block .stat-num-lg {
            font-family: var(--font-serif);
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            display: block;
        }

        .stat-block .stat-label-sm {
            font-size: 14px;
            color: rgba(239, 230, 211, 0.65);
            margin-top: 6px;
            letter-spacing: 1px;
        }

        /* ===== News List ===== */
        .news-section {
            background: var(--bg-dark);
        }

        .news-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .news-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            padding: 28px 30px;
            margin-bottom: 18px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .news-item::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--primary-light), var(--primary-dark));
            border-radius: 0 3px 3px 0;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .news-item:hover {
            border-color: rgba(212, 162, 76, 0.25);
            box-shadow: var(--shadow);
            transform: translateX(4px);
        }

        .news-item:hover::before {
            opacity: 1;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .news-meta time {
            font-size: 13px;
            color: var(--text-muted);
        }

        .news-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

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

        .news-title a:hover {
            color: var(--primary-light);
        }

        .news-desc {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 10px;
            line-height: 1.65;
        }

        .news-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-light);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .news-link i {
            transition: transform 0.3s ease;
        }

        .news-link:hover i {
            transform: translateX(4px);
        }

        .news-empty {
            text-align: center;
            padding: 50px 20px;
            background: var(--bg-card);
            border: 1px dashed var(--border);
            border-radius: var(--radius);
            color: var(--text-muted);
            font-size: 15px;
        }

        /* ===== Process ===== */
        .process-section {
            background: #1b1611;
            position: relative;
        }

        .process-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(212, 162, 76, 0.2), transparent);
        }

        .process-step {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            padding: 36px 26px;
            text-align: center;
            height: 100%;
            transition: var(--transition);
            position: relative;
        }

        .process-step:hover {
            border-color: rgba(212, 162, 76, 0.25);
            transform: translateY(-6px);
            box-shadow: var(--shadow);
        }

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 18px;
            background: linear-gradient(135deg, rgba(212, 162, 76, 0.2), rgba(212, 162, 76, 0.08));
            border: 1px solid rgba(212, 162, 76, 0.2);
            font-family: var(--font-serif);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary-light);
            margin-bottom: 18px;
        }

        .process-step h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin: 0;
        }

        .step-arrow {
            position: absolute;
            right: -20px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 18px;
            color: rgba(212, 162, 76, 0.4);
            z-index: 2;
        }

        @media (max-width: 991px) {
            .step-arrow {
                display: none;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-dark);
        }

        .faq-accordion .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm) !important;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: none;
        }

        .faq-accordion .accordion-item:last-child {
            margin-bottom: 0;
        }

        .faq-accordion .accordion-button {
            background: transparent;
            color: var(--text-main);
            font-weight: 600;
            font-size: 1rem;
            padding: 20px 24px;
            box-shadow: none;
            border: none;
        }

        .faq-accordion .accordion-button:hover {
            background: rgba(212, 162, 76, 0.05);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--primary-light);
            background: rgba(212, 162, 76, 0.08);
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='rgba(212,162,76,0.85)'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            transition: transform 0.35s ease;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='rgba(212,162,76,1)'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }

        .faq-accordion .accordion-body {
            padding: 4px 24px 22px;
            color: var(--text-muted);
            font-size: 14.5px;
            line-height: 1.7;
            border-top: 1px solid var(--border-light);
        }

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

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #1b1611, #221b12);
            position: relative;
            overflow: hidden;
            padding: 80px 0;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -20%;
            right: -10%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(212, 162, 76, 0.12), transparent 70%);
            pointer-events: none;
        }

        .cta-section::after {
            content: "";
            position: absolute;
            bottom: -30%;
            left: -10%;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(212, 162, 76, 0.08), transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(212, 162, 76, 0.15);
            border-radius: 24px;
            padding: 70px 40px;
            text-align: center;
            position: relative;
            z-index: 1;
            backdrop-filter: blur(10px);
        }

        .cta-inner h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.8rem, 3.2vw, 2.6rem);
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-inner p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 500px;
            margin: 0 auto 32px;
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: #100d0a;
            border-top: 1px solid rgba(212, 162, 76, 0.1);
            padding: 70px 0 0;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .footer-brand .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 11px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a130a;
            font-size: 15px;
            flex-shrink: 0;
        }

        .site-footer p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
        }

        .site-footer h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer ul li {
            margin-bottom: 10px;
        }

        .site-footer ul a {
            color: var(--text-muted);
            font-size: 14px;
        }

        .site-footer ul a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }

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

        .footer-contact li i {
            color: var(--primary);
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            margin-top: 50px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 22px 0;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(168, 144, 122, 0.7);
            margin: 0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .section-pad {
                padding: 76px 0;
            }

            .hero-section {
                padding: 140px 0 80px;
            }

            .about-content {
                padding-left: 0;
                margin-top: 36px;
            }

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

            .step-arrow {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .section-pad {
                padding: 58px 0;
            }

            .container {
                padding-left: 18px;
                padding-right: 18px;
            }

            .site-header .navbar {
                padding: 10px 0;
            }

            .navbar-nav {
                gap: 0;
                padding-top: 12px;
                padding-bottom: 8px;
            }

            .navbar-nav .nav-link {
                padding: 12px 16px;
            }

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

            .header-cta {
                margin-left: 0;
                margin-top: 8px;
                margin-bottom: 10px;
                display: inline-block;
            }

            .hero-content h1 {
                font-size: 2.4rem;
            }

            .hero-stats {
                gap: 20px;
            }

            .stat-item {
                padding: 0 10px;
            }

            .stat-num {
                font-size: 1.4rem;
            }

            .feature-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .category-card .card-img-wrap {
                aspect-ratio: 16 / 9;
            }

            .news-item {
                padding: 22px 20px;
            }

            .cta-inner {
                padding: 46px 24px;
            }

            .footer-bottom {
                margin-top: 30px;
            }
        }

        @media (max-width: 520px) {
            .section-pad {
                padding: 44px 0;
            }

            .hero-section {
                min-height: auto;
                padding: 120px 0 60px;
            }

            .hero-content h1 {
                font-size: 1.9rem;
            }

            .hero-content .lead {
                font-size: 0.95rem;
                margin-bottom: 26px;
            }

            .hero-actions {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }

            .hero-actions .btn {
                width: 100%;
                max-width: 260px;
            }

            .hero-stats {
                flex-direction: column;
                gap: 18px;
                padding-top: 24px;
            }

            .stat-block .stat-num-lg {
                font-size: 2rem;
            }

            .section-head {
                margin-bottom: 32px;
            }

            .section-head h2 {
                font-size: 1.6rem;
            }

            .news-title {
                font-size: 1rem;
            }

            .process-step {
                padding: 28px 18px;
            }

            .cta-inner {
                padding: 36px 18px;
            }

            .cta-actions {
                flex-direction: column;
                align-items: center;
            }

            .cta-actions .btn {
                width: 100%;
                max-width: 260px;
            }

            .footer-bottom p {
                font-size: 12px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #3D5A4C;
            --primary-dark: #2C4438;
            --primary-light: #5B7A6C;
            --accent: #C47B3F;
            --accent-dark: #A8642F;
            --accent-light: #D99A63;
            --bg: #F5F1E8;
            --bg-dark: #24352D;
            --surface: #FAF7F1;
            --surface-alt: #EFE9DE;
            --text: #2A2A26;
            --text-weak: #7A7A70;
            --border: #DED6CA;
            --border-strong: #BBAF9F;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 18px;
            --shadow-sm: 0 2px 10px rgba(42, 42, 38, 0.06);
            --shadow-md: 0 8px 28px rgba(42, 42, 38, 0.09);
            --shadow-lg: 0 16px 48px rgba(42, 42, 38, 0.13);
            --space-section: 80px;
            --bs-primary: #3D5A4C;
            --bs-primary-rgb: 61, 90, 76;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .25s ease;
        }

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

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

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== 透明玻璃沉浸导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(245, 241, 232, 0.70);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(222, 214, 202, 0.65);
            transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
        }

        .site-header.scrolled {
            background: rgba(250, 247, 241, 0.96);
            box-shadow: var(--shadow-sm);
            border-bottom-color: rgba(187, 175, 159, 0.4);
        }

        .site-header .navbar {
            padding: 14px 0;
            transition: padding .3s ease;
        }

        .site-header.scrolled .navbar {
            padding: 8px 0;
        }

        .site-header .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary-dark);
            letter-spacing: 0.5px;
        }

        .site-header .navbar-brand:hover {
            color: var(--primary);
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            font-size: 16px;
            box-shadow: 0 2px 8px rgba(61, 90, 76, 0.35);
            flex-shrink: 0;
        }

        .site-header .navbar-nav .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            padding: 8px 16px;
            border-radius: 999px;
            position: relative;
            transition: color .25s ease, background .25s ease;
        }

        .site-header .navbar-nav .nav-link:hover {
            color: var(--primary);
            background: rgba(61, 90, 76, 0.08);
        }

        .site-header .navbar-nav .nav-link.active {
            color: var(--primary-dark);
            background: rgba(61, 90, 76, 0.12);
            font-weight: 600;
        }

        .site-header .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 16px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }

        .header-cta {
            margin-left: 16px;
            border-radius: 999px;
            padding: 8px 20px;
            font-size: 14px;
            font-weight: 600;
            border: 1px solid transparent;
        }

        .navbar-toggler {
            border: none;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            background: rgba(61, 90, 76, 0.06);
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--accent-light);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(42,42,38,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ========== 页头 Hero ========== */
        .page-hero {
            position: relative;
            padding: 150px 0 90px;
            background:
                linear-gradient(135deg, rgba(36, 53, 45, 0.84), rgba(61, 90, 76, 0.78)),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            border-bottom: 4px solid var(--accent);
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(196, 123, 63, 0.2);
            filter: blur(40px);
        }

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

        .page-hero .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.22);
            border-radius: 999px;
            padding: 5px 16px;
            font-size: 13px;
            letter-spacing: 1px;
            margin-bottom: 22px;
            backdrop-filter: blur(4px);
        }

        .page-hero .hero-tag i {
            color: var(--accent-light);
        }

        .page-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 1px;
            margin-bottom: 16px;
            text-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
        }

        .page-hero p {
            font-size: 1.1rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 32px;
            max-width: 600px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .hero-actions .btn {
            border-radius: 999px;
            padding: 10px 28px;
            font-weight: 600;
        }

        .hero-actions .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
        }

        .hero-actions .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        .hero-crumb {
            margin-top: 36px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        .hero-crumb a {
            color: rgba(255, 255, 255, 0.85);
        }

        .hero-crumb a:hover {
            color: var(--accent-light);
        }

        .hero-crumb .sep {
            opacity: 0.5;
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: var(--space-section) 0;
        }

        .section-alt {
            background: var(--surface-alt);
        }

        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--surface);
            border: 1px solid var(--border-strong);
            border-radius: 999px;
            padding: 4px 16px;
            font-size: 13px;
            color: var(--primary);
            letter-spacing: 1px;
            margin-bottom: 14px;
            box-shadow: var(--shadow-sm);
        }

        .section-tag::before {
            content: "";
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent);
        }

        .section-head h2 {
            font-size: 2.1rem;
            font-weight: 800;
            color: var(--primary-dark);
            line-height: 1.3;
            margin-bottom: 10px;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 1rem;
            line-height: 1.8;
        }

        .section-head .section-line {
            width: 64px;
            height: 4px;
            border-radius: 4px;
            background: var(--accent);
            margin: 18px auto 0;
        }

        /* ========== 登录方式卡片 ========== */
        .method-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: transform .35s ease, box-shadow .35s ease;
            position: relative;
        }

        .method-card:nth-child(2) {
            transform: rotate(0.4deg);
        }

        .method-card:nth-child(3) {
            transform: rotate(-0.4deg);
        }

        .method-card:hover {
            transform: translateY(-8px) rotate(0deg);
            box-shadow: var(--shadow-lg);
        }

        .method-card .card-media {
            position: relative;
            overflow: hidden;
            height: 190px;
        }

        .method-card .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

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

        .method-card .card-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(36, 53, 45, 0.25), transparent 60%);
        }

        .method-card .badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(245, 241, 232, 0.92);
            color: var(--primary-dark);
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            box-shadow: var(--shadow-sm);
        }

        .method-card .card-body {
            padding: 26px;
        }

        .method-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .method-card h3 i {
            color: var(--accent);
            font-size: 20px;
        }

        .method-card p {
            color: var(--text-weak);
            font-size: 0.95rem;
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .method-card .btn-link {
            padding: 0;
            font-weight: 600;
        }

        /* ========== 流程步骤 ========== */
        .steps-section {
            background:
                linear-gradient(90deg, rgba(36, 53, 45, 0.06) 1px, transparent 1px),
                linear-gradient(rgba(36, 53, 45, 0.06) 1px, transparent 1px);
            background-size: 26px 26px;
        }

        .step-item {
            display: flex;
            gap: 20px;
            position: relative;
            padding-bottom: 36px;
        }

        .step-item:last-child {
            padding-bottom: 0;
        }

        .step-item::before {
            content: "";
            position: absolute;
            left: 27px;
            top: 58px;
            bottom: 16px;
            width: 2px;
            background: linear-gradient(to bottom, var(--border-strong), rgba(187, 175, 159, 0.1));
            border-radius: 2px;
        }

        .step-item:last-child::before {
            display: none;
        }

        .step-icon {
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 700;
            box-shadow: 0 4px 14px rgba(61, 90, 76, 0.35);
            position: relative;
            z-index: 2;
            border: 3px solid var(--surface);
        }

        .step-item:nth-child(2) .step-icon {
            background: var(--accent);
            box-shadow: 0 4px 14px rgba(196, 123, 63, 0.35);
        }

        .step-item:nth-child(3) .step-icon {
            background: var(--primary-dark);
        }

        .step-item:nth-child(4) .step-icon {
            background: var(--accent-dark);
        }

        .step-content {
            padding-top: 8px;
        }

        .step-content h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 6px;
        }

        .step-content p {
            color: var(--text-weak);
            font-size: 0.95rem;
            line-height: 1.7;
            max-width: 480px;
        }

        /* ========== 数据统计 ========== */
        .stats-section {
            position: relative;
            padding: 76px 0;
            background:
                linear-gradient(rgba(36, 53, 45, 0.90), rgba(36, 53, 45, 0.94)),
                url('/assets/images/backpic/back-2.png') center/cover fixed no-repeat;
            color: #fff;
            border-top: 4px solid var(--accent);
            border-bottom: 4px solid var(--accent);
        }

        .stats-card {
            text-align: center;
            padding: 30px 16px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(6px);
            transition: transform .3s ease, background .3s ease;
        }

        .stats-card:hover {
            transform: translateY(-5px);
            background: rgba(255, 255, 255, 0.1);
        }

        .stats-card .stat-num {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--accent-light);
        }

        .stats-card .stat-label {
            margin-top: 8px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 1px;
        }

        .stats-card .stat-icon {
            font-size: 26px;
            margin-bottom: 10px;
            color: rgba(255, 255, 255, 0.6);
        }

        /* ========== 内容卡片 ========== */
        .guide-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s ease, transform .3s ease;
            display: flex;
            flex-direction: column;
        }

        .guide-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .guide-card .card-top {
            height: 170px;
            overflow: hidden;
            position: relative;
        }

        .guide-card .card-top img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

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

        .guide-card .card-top::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(36, 53, 45, 0.2), transparent 50%);
        }

        .guide-card .tag-list {
            position: absolute;
            top: 12px;
            left: 12px;
            display: flex;
            gap: 6px;
            z-index: 2;
        }

        .guide-card .tag-list .tag {
            background: rgba(250, 247, 241, 0.94);
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            color: var(--primary-dark);
            box-shadow: var(--shadow-sm);
        }

        .guide-card .card-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .guide-card .card-body h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.45;
            margin-bottom: 10px;
            flex: 1;
        }

        .guide-card .card-body h3 a {
            color: var(--text);
        }

        .guide-card .card-body h3 a:hover {
            color: var(--accent);
        }

        .guide-card .card-body p {
            color: var(--text-weak);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .guide-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-weak);
            padding-top: 14px;
            border-top: 1px dashed var(--border);
        }

        .guide-card .card-meta i {
            color: var(--accent);
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .faq-item {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: box-shadow .25s ease;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--border-strong);
        }

        .faq-item summary {
            padding: 20px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            transition: color .25s ease;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

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

        .faq-item summary::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 14px;
            color: var(--accent);
            transition: transform .3s ease;
            flex-shrink: 0;
        }

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

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-weak);
            font-size: 0.95rem;
            line-height: 1.8;
            border-top: 1px dashed var(--border);
            margin-top: 0;
            padding-top: 16px;
        }

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            padding: 72px 0;
            background:
                linear-gradient(rgba(36, 53, 45, 0.86), rgba(36, 53, 45, 0.90)),
                url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            color: #fff;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            max-width: 600px;
            margin: 0 auto 14px;
        }

        .cta-section p {
            max-width: 540px;
            margin: 0 auto 30px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
        }

        .cta-section .btn {
            border-radius: 999px;
            padding: 12px 34px;
            font-weight: 700;
            font-size: 1rem;
            box-shadow: 0 4px 20px rgba(196, 123, 63, 0.45);
        }

        /* ========== 通用按钮定制 ========== */
        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            border-radius: 10px;
            transition: background .3s ease, transform .3s ease, box-shadow .3s ease;
        }

        .btn-primary:hover,
        .btn-primary:focus,
        .btn-primary:active {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(61, 90, 76, 0.35);
        }

        .btn-outline-primary {
            color: var(--primary);
            border-color: var(--primary);
            border-radius: 10px;
        }

        .btn-outline-primary:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(61, 90, 76, 0.25);
        }

        .btn-accent {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
            border-radius: 10px;
            transition: background .3s ease, transform .3s ease, box-shadow .3s ease;
        }

        .btn-accent:hover {
            background: var(--accent-dark);
            border-color: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 22px rgba(196, 123, 63, 0.35);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.72);
            padding: 64px 0 0;
            font-size: 0.92rem;
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .site-footer .footer-brand .brand-mark {
            background: var(--accent);
        }

        .site-footer p {
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            font-size: 0.9rem;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .site-footer h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }

        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer ul li {
            margin-bottom: 10px;
        }

        .site-footer ul a {
            color: rgba(255, 255, 255, 0.65);
            transition: color .25s ease, padding-left .25s ease;
        }

        .site-footer ul a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }

        .site-footer .footer-contact li {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.6);
        }

        .site-footer .footer-contact i {
            color: var(--accent-light);
            width: 18px;
            text-align: center;
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 44px;
            padding: 20px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== 响应式断点 ========== */
        @media (max-width: 1024px) {
            .page-hero h1 {
                font-size: 2.4rem;
            }
            .section-head h2 {
                font-size: 1.8rem;
            }
            .stats-card .stat-num {
                font-size: 2.1rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 56px;
            }
            .page-hero {
                padding: 130px 0 70px;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .page-hero p {
                font-size: 1rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn {
                text-align: center;
            }
            .section-head h2 {
                font-size: 1.6rem;
            }
            .method-card:nth-child(2),
            .method-card:nth-child(3) {
                transform: none;
            }
            .method-card:hover {
                transform: translateY(-6px);
            }
            .step-item::before {
                left: 22px;
            }
            .step-icon {
                width: 46px;
                height: 46px;
                font-size: 18px;
            }
            .stats-section {
                background-attachment: scroll;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .site-footer .footer-brand {
                margin-bottom: 20px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .page-hero .hero-tag {
                font-size: 12px;
            }
            .hero-crumb {
                flex-wrap: wrap;
            }
            .section-head h2 {
                font-size: 1.35rem;
            }
            .section-tag {
                font-size: 12px;
            }
            .method-card .card-body {
                padding: 20px;
            }
            .guide-card .card-body h3 {
                font-size: 1rem;
            }
            .stats-card .stat-num {
                font-size: 1.8rem;
            }
            .stats-card {
                padding: 20px 12px;
            }
            .faq-item summary {
                padding: 16px 18px;
                font-size: 0.95rem;
            }
            .faq-item .faq-answer {
                padding: 0 18px 16px;
            }
            .cta-section .btn {
                width: 100%;
                max-width: 280px;
            }
            .site-header .navbar {
                padding: 10px 0;
            }
            .header-cta {
                margin-left: 0;
                margin-top: 8px;
                margin-bottom: 8px;
                width: 100%;
                text-align: center;
            }
        }

        @media (max-width: 991px) {
            .navbar-collapse {
                background: rgba(250, 247, 241, 0.98);
                border-radius: 14px;
                padding: 20px;
                margin-top: 12px;
                box-shadow: var(--shadow-md);
                border: 1px solid var(--border);
            }
            .site-header .navbar-nav .nav-link {
                padding: 10px 16px;
            }
            .header-cta {
                margin-left: 0;
                margin-top: 8px;
                width: 100%;
                text-align: center;
            }
        }

/* roulang page: article */
:root {
            --rl-primary: #a85a2b;
            --rl-primary-dark: #7c3e1b;
            --rl-primary-light: #c98445;
            --rl-accent: #d9a441;
            --rl-bg: #f3ecdd;
            --rl-surface: #faf6ec;
            --rl-white: #fffdf7;
            --rl-dark: #221d17;
            --rl-dark-2: #2d2720;
            --rl-text: #3b352c;
            --rl-muted: #857a6c;
            --rl-border: #ddd0bc;
            --rl-radius: 14px;
            --rl-radius-sm: 10px;
            --rl-shadow: 0 8px 28px rgba(60, 45, 25, .08);
            --rl-shadow-lg: 0 14px 44px rgba(60, 45, 25, .14);
            --rl-font-serif: 'Noto Serif SC', 'Songti SC', SimSun, serif;
            --rl-font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --rl-header-h: 72px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--rl-font-sans);
            background: var(--rl-bg);
            color: var(--rl-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

        body.modal-open {
            padding-right: 0 !important;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--rl-font-serif);
            color: var(--rl-dark);
            font-weight: 600;
            line-height: 1.4;
        }

        a {
            color: var(--rl-primary);
            text-decoration: none;
            transition: color .25s ease;
        }

        a:hover {
            color: var(--rl-primary-dark);
            text-decoration: none;
        }

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

        .container {
            max-width: 1200px;
        }

        .section-pad {
            padding: 96px 0;
        }

        @media (max-width: 768px) {
            .section-pad {
                padding: 64px 0;
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(250, 246, 236, .72);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(221, 208, 188, .65);
            box-shadow: 0 2px 16px rgba(80, 60, 40, .06);
            transition: background .35s ease, box-shadow .35s ease, border-color .35s ease;
        }

        .site-header.scrolled {
            background: rgba(250, 246, 236, .92);
            box-shadow: 0 6px 24px rgba(60, 45, 25, .1);
            border-color: rgba(200, 180, 150, .5);
        }

        .site-header .navbar {
            min-height: var(--rl-header-h);
            padding-top: .45rem;
            padding-bottom: .45rem;
        }

        .navbar-brand {
            font-family: var(--rl-font-serif);
            font-weight: 700;
            font-size: 1.32rem;
            color: var(--rl-dark);
            display: flex;
            align-items: center;
            gap: .5rem;
            letter-spacing: .02em;
        }

        .navbar-brand:hover {
            color: var(--rl-primary);
        }

        .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--rl-primary), var(--rl-primary-light));
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            box-shadow: 0 4px 12px rgba(168, 90, 43, .28);
        }

        .navbar .nav-link {
            color: var(--rl-text);
            font-weight: 500;
            font-size: .95rem;
            padding: .5rem 1rem !important;
            border-radius: 12px;
            position: relative;
            transition: color .25s ease, background .25s ease;
        }

        .navbar .nav-link:hover {
            color: var(--rl-primary);
            background: rgba(168, 90, 43, .06);
        }

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

        .navbar .nav-link.active::after {
            content: "";
            position: absolute;
            left: 1rem;
            right: 1rem;
            bottom: .18rem;
            height: 2px;
            border-radius: 4px;
            background: var(--rl-primary);
        }

        .header-cta {
            margin-left: 1rem;
            border-radius: 50px;
            padding: .45rem 1.35rem;
            font-weight: 500;
            font-size: .9rem;
            box-shadow: 0 4px 14px rgba(168, 90, 43, .22);
        }

        .navbar-toggler {
            border: 1px solid rgba(120, 100, 70, .3);
            border-radius: 10px;
            padding: .35rem .6rem;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(168, 90, 43, .25);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2860, 45, 30, .8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: rgba(250, 246, 236, .97);
                backdrop-filter: blur(10px);
                border-radius: 16px;
                margin-top: .7rem;
                padding: .9rem 1rem;
                box-shadow: var(--rl-shadow);
            }

            .navbar .nav-link {
                padding: .65rem .9rem !important;
            }

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

            .header-cta {
                margin-left: 0;
                margin-top: .6rem;
                display: inline-block;
            }
        }

        /* ===== Button overrides ===== */
        .btn-primary {
            --bs-btn-bg: var(--rl-primary);
            --bs-btn-border-color: var(--rl-primary);
            --bs-btn-hover-bg: var(--rl-primary-dark);
            --bs-btn-hover-border-color: var(--rl-primary-dark);
            --bs-btn-active-bg: var(--rl-primary-dark);
            --bs-btn-active-border-color: var(--rl-primary-dark);
            --bs-btn-focus-shadow-rgb: 168, 90, 43;
            border-radius: 50px;
            font-weight: 500;
            padding: .6rem 1.6rem;
        }

        .btn-outline-primary {
            --bs-btn-color: var(--rl-primary);
            --bs-btn-border-color: var(--rl-primary);
            --bs-btn-hover-bg: var(--rl-primary);
            --bs-btn-hover-border-color: var(--rl-primary);
            --bs-btn-active-bg: var(--rl-primary-dark);
            --bs-btn-active-border-color: var(--rl-primary-dark);
            border-radius: 50px;
            font-weight: 500;
            padding: .6rem 1.6rem;
        }

        .btn-light {
            --bs-btn-bg: rgba(255, 255, 255, .16);
            --bs-btn-border-color: rgba(255, 255, 255, .4);
            --bs-btn-color: #fff;
            --bs-btn-hover-bg: rgba(255, 255, 255, .26);
            --bs-btn-hover-border-color: rgba(255, 255, 255, .6);
            --bs-btn-hover-color: #fff;
            border-radius: 50px;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }

        /* ===== Article Hero ===== */
        .article-hero {
            position: relative;
            padding: 148px 0 78px;
            margin-top: 0;
            color: #fff;
            overflow: hidden;
            background-color: var(--rl-dark);
        }

        .article-hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            filter: saturate(.88) brightness(.55);
            transform: scale(1.02);
            z-index: 0;
        }

        .article-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 22, 14, .58) 0%, rgba(30, 22, 14, .32) 52%, rgba(30, 22, 14, .78) 100%);
            z-index: 1;
        }

        .article-hero .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb-line {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: .4rem;
            font-size: .86rem;
            color: rgba(255, 255, 255, .75);
            margin-bottom: 1.1rem;
        }

        .breadcrumb-line a {
            color: rgba(255, 255, 255, .78);
            transition: color .25s;
        }

        .breadcrumb-line a:hover {
            color: #fff;
        }

        .breadcrumb-line .sep {
            opacity: .55;
        }

        .breadcrumb-line .current {
            color: #f0d5a8;
            font-weight: 500;
        }

        .article-hero h1 {
            color: #fff;
            font-size: clamp(1.75rem, 3.6vw, 2.65rem);
            font-weight: 700;
            max-width: 900px;
            line-height: 1.35;
            margin-bottom: 1rem;
            text-shadow: 0 2px 20px rgba(0, 0, 0, .28);
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: .6rem;
        }

        .article-meta .badge-cat {
            background: rgba(217, 164, 65, .2);
            border: 1px solid rgba(217, 164, 65, .5);
            color: #f0d5a8;
            backdrop-filter: blur(6px);
            border-radius: 50px;
            font-weight: 500;
            font-size: .85rem;
            padding: .32rem .9rem;
            display: inline-flex;
            align-items: center;
            gap: .4rem;
        }

        .article-meta .meta-date {
            color: rgba(255, 255, 255, .72);
            font-size: .9rem;
            display: inline-flex;
            align-items: center;
            gap: .4rem;
        }

        /* ===== Article Body ===== */
        .article-main-section {
            padding: 64px 0 32px;
        }

        .article-panel {
            background: var(--rl-surface);
            border: 1px solid var(--rl-border);
            border-radius: var(--rl-radius);
            box-shadow: var(--rl-shadow);
            padding: 36px;
            position: relative;
        }

        .article-cover {
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 28px;
            position: relative;
        }

        .article-cover img {
            width: 100%;
            display: block;
            object-fit: cover;
            aspect-ratio: 16/9;
        }

        .article-cover::after {
            content: "凯发在线登录";
            position: absolute;
            right: 14px;
            bottom: 12px;
            background: rgba(28, 20, 12, .5);
            backdrop-filter: blur(6px);
            color: #f2dfbc;
            font-size: .78rem;
            padding: .2rem .8rem;
            border-radius: 30px;
            letter-spacing: .1em;
        }

        .article-content {
            font-size: 1.02rem;
            line-height: 1.95;
            color: #40392f;
        }

        .article-content p {
            margin-bottom: 1.2rem;
        }

        .article-content h2 {
            font-size: 1.45rem;
            margin: 2.1rem 0 1rem;
            padding-left: .85rem;
            border-left: 4px solid var(--rl-primary);
            color: var(--rl-dark);
        }

        .article-content h3 {
            font-size: 1.18rem;
            margin: 1.7rem 0 .8rem;
            color: var(--rl-dark);
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 1.3rem 1.2rem;
            padding-left: .6rem;
        }

        .article-content li {
            margin-bottom: .45rem;
        }

        .article-content blockquote {
            background: #f4ead7;
            border-left: 4px solid var(--rl-accent);
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
            padding: 1.1rem 1.4rem;
            color: #5c5244;
            font-style: normal;
        }

        .article-content blockquote p:last-child {
            margin-bottom: 0;
        }

        .article-content img {
            border-radius: 12px;
            margin: 1.4rem 0;
            box-shadow: var(--rl-shadow);
        }

        .article-content a {
            color: var(--rl-primary);
            border-bottom: 1px solid rgba(168, 90, 43, .35);
            font-weight: 500;
        }

        .article-content a:hover {
            border-bottom-color: var(--rl-primary);
        }

        .article-content pre {
            background: var(--rl-dark);
            color: #eadfc8;
            padding: 1.2rem 1.4rem;
            border-radius: 12px;
            overflow-x: auto;
            font-size: .9rem;
            margin: 1.4rem 0;
        }

        .article-content code {
            background: rgba(168, 90, 43, .08);
            color: var(--rl-primary-dark);
            border-radius: 6px;
            padding: .15rem .45rem;
            font-size: .9em;
        }

        .article-content pre code {
            background: transparent;
            color: inherit;
            padding: 0;
        }

        .article-content table {
            width: 100%;
            margin: 1.4rem 0;
            border-collapse: collapse;
            font-size: .95rem;
        }

        .article-content th,
        .article-content td {
            border: 1px solid var(--rl-border);
            padding: .65rem .9rem;
        }

        .article-content th {
            background: #f3e8d4;
            font-weight: 600;
        }

        .article-bottom-nav {
            display: flex;
            flex-wrap: wrap;
            gap: .9rem;
            margin-top: 2rem;
            padding-top: 1.6rem;
            border-top: 1px solid var(--rl-border);
        }

        /* ===== Not Found ===== */
        .not-found-box {
            background: var(--rl-surface);
            border: 1px solid var(--rl-border);
            border-radius: var(--rl-radius);
            box-shadow: var(--rl-shadow);
            padding: 72px 40px;
            text-align: center;
        }

        .not-found-icon {
            width: 86px;
            height: 86px;
            border-radius: 50%;
            background: #f5e9d9;
            color: var(--rl-primary);
            font-size: 2rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1.2rem;
        }

        .not-found-box h2 {
            font-size: 1.7rem;
            margin-bottom: .8rem;
        }

        .not-found-box p {
            color: var(--rl-muted);
            margin-bottom: 1.4rem;
        }

        /* ===== Sidebar Widgets ===== */
        .sidebar-widget {
            background: var(--rl-surface);
            border: 1px solid var(--rl-border);
            border-radius: var(--rl-radius);
            box-shadow: var(--rl-shadow);
            padding: 26px 24px;
            margin-bottom: 24px;
            overflow: hidden;
        }

        .sidebar-widget .widget-title {
            font-size: 1.12rem;
            font-weight: 600;
            margin-bottom: 1.1rem;
            display: flex;
            align-items: center;
            gap: .55rem;
            color: var(--rl-dark);
            position: relative;
            padding-bottom: .65rem;
        }

        .sidebar-widget .widget-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 48px;
            height: 3px;
            background: var(--rl-accent);
            border-radius: 4px;
        }

        .widget-cat-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .widget-cat-list li {
            border-bottom: 1px dashed var(--rl-border);
        }

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

        .widget-cat-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: .72rem .25rem;
            color: var(--rl-text);
            font-weight: 500;
            transition: color .25s, padding-left .25s;
        }

        .widget-cat-list a:hover {
            color: var(--rl-primary);
            padding-left: .5rem;
        }

        .widget-cat-list a .fa-angle-right {
            color: var(--rl-primary);
            font-size: .8rem;
        }

        .widget-tip {
            background: #f4ead7;
            border-radius: 10px;
            padding: 16px;
            margin-top: 8px;
        }

        .widget-tip p {
            margin-bottom: .35rem;
            font-size: .9rem;
            color: #5c5244;
        }

        .widget-tip .tip-icon {
            color: var(--rl-accent);
            margin-right: .3rem;
        }

        .widget-contact {
            text-align: center;
            padding: 10px 0 4px;
        }

        .widget-contact .contact-icon {
            width: 54px;
            height: 54px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--rl-primary), var(--rl-primary-light));
            color: #fff;
            font-size: 1.25rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: .75rem;
            box-shadow: 0 6px 18px rgba(168, 90, 43, .26);
        }

        .widget-contact h5 {
            font-size: 1rem;
            margin-bottom: .3rem;
        }

        .widget-contact p {
            color: var(--rl-muted);
            font-size: .9rem;
            margin-bottom: .7rem;
        }

        /* ===== Recommended Section ===== */
        .recommend-section {
            padding: 72px 0 88px;
            background: var(--rl-bg);
        }

        .section-title-wrap {
            text-align: center;
            margin-bottom: 46px;
        }

        .section-title-wrap .subtitle {
            color: var(--rl-primary);
            font-weight: 500;
            letter-spacing: .18em;
            font-size: .82rem;
            text-transform: uppercase;
            margin-bottom: .4rem;
        }

        .section-title-wrap h2 {
            font-size: clamp(1.5rem, 2.6vw, 2rem);
            color: var(--rl-dark);
            margin-bottom: .5rem;
        }

        .section-title-wrap p {
            color: var(--rl-muted);
            max-width: 640px;
            margin: 0 auto;
            font-size: .98rem;
        }

        .recommend-card {
            display: block;
            background: var(--rl-surface);
            border: 1px solid var(--rl-border);
            border-radius: var(--rl-radius);
            overflow: hidden;
            box-shadow: var(--rl-shadow);
            height: 100%;
            transition: transform .35s ease, box-shadow .35s ease;
            color: var(--rl-text);
        }

        .recommend-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--rl-shadow-lg);
            color: var(--rl-text);
        }

        .recommend-card .card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/10;
        }

        .recommend-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .recommend-card:hover .card-img img {
            transform: scale(1.06);
        }

        .recommend-card .card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 45%, rgba(30, 22, 14, .62));
        }

        .recommend-card .card-body {
            padding: 1.3rem 1.4rem 1.5rem;
            position: relative;
        }

        .recommend-card .card-tag {
            display: inline-block;
            background: rgba(168, 90, 43, .1);
            color: var(--rl-primary);
            font-size: .78rem;
            font-weight: 600;
            padding: .25rem .75rem;
            border-radius: 50px;
            margin-bottom: .55rem;
        }

        .recommend-card h3 {
            font-size: 1.08rem;
            margin-bottom: .55rem;
            color: var(--rl-dark);
            line-height: 1.5;
            transition: color .25s;
        }

        .recommend-card:hover h3 {
            color: var(--rl-primary);
        }

        .recommend-card p {
            font-size: .9rem;
            color: var(--rl-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        .recommend-card .card-arrow {
            position: absolute;
            right: 1.2rem;
            bottom: 1.4rem;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: #f2e7d3;
            color: var(--rl-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .9rem;
            transition: background .3s, color .3s, transform .3s;
        }

        .recommend-card:hover .card-arrow {
            background: var(--rl-primary);
            color: #fff;
            transform: translateX(4px);
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background-color: var(--rl-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            color: rgba(255, 255, 255, .88);
            padding: 84px 0;
            position: relative;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(28, 22, 15, .9) 20%, rgba(40, 32, 22, .68) 100%);
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            color: #fff;
            font-size: clamp(1.5rem, 3vw, 2.1rem);
            margin-bottom: .7rem;
        }

        .cta-section p {
            max-width: 620px;
            color: rgba(255, 255, 255, .72);
            margin-bottom: 1.6rem;
        }

        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: .9rem;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--rl-dark);
            color: rgba(255, 255, 255, .62);
            padding: 70px 0 0;
            font-size: .93rem;
        }

        .site-footer .footer-brand {
            font-family: var(--rl-font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: .55rem;
            margin-bottom: .9rem;
        }

        .site-footer p {
            line-height: 1.85;
            max-width: 330px;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 1rem;
            position: relative;
            padding-bottom: .5rem;
        }

        .site-footer h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--rl-accent);
        }

        .site-footer ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .site-footer ul li {
            margin-bottom: .5rem;
        }

        .site-footer ul a {
            color: rgba(255, 255, 255, .62);
            transition: color .25s;
        }

        .site-footer ul a:hover {
            color: #f0d5a8;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: .5rem;
            margin-bottom: .6rem;
        }

        .footer-contact .fa-solid {
            color: var(--rl-accent);
            font-size: .8rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 1.25rem 0;
            margin-top: 2.4rem;
            text-align: center;
            font-size: .86rem;
            color: rgba(255, 255, 255, .45);
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ===== Focus Accessibility ===== */
        a:focus-visible,
        button:focus-visible,
        .btn:focus-visible {
            outline: 3px solid rgba(168, 90, 43, .4);
            outline-offset: 2px;
            border-radius: 6px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .article-panel {
                padding: 26px 24px;
            }

            .sidebar-widget {
                padding: 22px 20px;
            }
        }

        @media (max-width: 767.98px) {
            .article-hero {
                padding: 132px 0 58px;
            }

            .article-panel {
                padding: 20px 18px;
                border-radius: 12px;
            }

            .article-content {
                font-size: .97rem;
                line-height: 1.85;
            }

            .article-main-section {
                padding-top: 40px;
            }

            .article-bottom-nav {
                flex-direction: column;
            }

            .article-bottom-nav .btn {
                width: 100%;
            }

            .cta-section {
                padding: 60px 0;
            }

            .site-footer {
                padding-top: 48px;
            }

            .site-footer .footer-bottom {
                margin-top: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .article-hero h1 {
                font-size: 1.45rem;
            }

            .article-meta {
                gap: .55rem;
            }

            .article-meta .badge-cat,
            .article-meta .meta-date {
                font-size: .8rem;
                padding: .26rem .7rem;
            }

            .article-panel {
                padding: 16px 14px;
            }

            .recommend-card .card-body {
                padding: 1.05rem 1.1rem 1.3rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #7c4a2d;
            --primary-dark: #5b321d;
            --primary-light: #a66a45;
            --secondary: #355c46;
            --secondary-light: #4a7a5e;
            --accent: #d19a5a;
            --bg: #f5efe4;
            --bg-deep: #e8ddcc;
            --bg-dark: #242b26;
            --bg-dark-2: #1b211d;
            --text: #2c2a26;
            --text-weak: #6b655c;
            --text-light: #f0e9dd;
            --border: #d4c3ac;
            --border-light: #e6daca;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 12px 30px rgba(60, 42, 24, .1);
            --shadow-lg: 0 24px 48px rgba(60, 42, 24, .14);
            --space-section: 96px;
            --space-section-md: 72px;
            --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .25s ease, background .25s ease, border-color .25s ease, transform .25s ease, box-shadow .25s ease;
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            display: block;
        }
        input,
        button,
        textarea {
            font-family: inherit;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(245, 239, 228, .72);
            -webkit-backdrop-filter: blur(16px) saturate(140%);
            backdrop-filter: blur(16px) saturate(140%);
            border-bottom: 1px solid rgba(212, 195, 172, .7);
            transition: background .35s ease, box-shadow .35s ease;
        }
        .site-header.scrolled {
            background: rgba(245, 239, 228, .95);
            box-shadow: 0 8px 28px rgba(60, 42, 24, .08);
        }
        .site-header .navbar {
            padding-top: 12px;
            padding-bottom: 12px;
        }
        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 19px;
            font-weight: 800;
            letter-spacing: .5px;
            color: var(--text) !important;
        }
        .brand-mark {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(145deg, var(--primary), var(--primary-dark));
            color: #f7f1e6;
            border-radius: 10px;
            font-size: 16px;
            box-shadow: 0 4px 12px rgba(124, 74, 45, .32);
            border: 1px solid rgba(255, 255, 255, .2);
        }
        .navbar .nav-link {
            font-weight: 600;
            color: var(--text);
            font-size: 14.5px;
            padding: 8px 16px !important;
            border-radius: 20px;
            margin-left: 4px;
            position: relative;
            transition: color .25s, background .25s;
        }
        .navbar .nav-link:hover {
            background: rgba(124, 74, 45, .08);
        }
        .navbar .nav-link.active {
            color: var(--primary);
            background: rgba(124, 74, 45, .12);
        }
        .navbar .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .header-cta {
            margin-left: 18px;
            border-radius: 30px;
            padding: 8px 22px;
            font-weight: 700;
            font-size: 14px;
            background: linear-gradient(145deg, var(--primary), var(--primary-dark));
            border: 1px solid rgba(255, 255, 255, .15);
            box-shadow: 0 6px 16px rgba(124, 74, 45, .3);
            transition: transform .25s, box-shadow .25s;
        }
        .header-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 22px rgba(124, 74, 45, .38);
            color: #fff;
        }
        .navbar-toggler {
            border: 1px solid var(--border);
            background: rgba(255, 255, 255, .5);
            border-radius: 8px;
            padding: 6px 10px;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 .2rem rgba(124, 74, 45, .2);
        }
        .page-banner {
            position: relative;
            padding: 168px 0 88px;
            background: linear-gradient(120deg, rgba(36, 43, 38, .78), rgba(85, 62, 41, .64)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            color: var(--text-light);
            border-bottom: 4px solid rgba(209, 154, 90, .5);
            overflow: hidden;
        }
        .page-banner::after {
            content: "";
            position: absolute;
            right: -80px;
            bottom: -120px;
            width: 300px;
            height: 300px;
            border: 30px solid rgba(255, 255, 255, .07);
            border-radius: 50%;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: rgba(209, 154, 90, .18);
            border: 1px solid rgba(209, 154, 90, .45);
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            color: #f0dcc0;
            letter-spacing: 1px;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }
        .page-banner h1 {
            font-size: clamp(28px, 4vw, 44px);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 16px;
            color: #fff;
            letter-spacing: 1px;
        }
        .page-banner p {
            font-size: 16px;
            max-width: 620px;
            color: rgba(255, 255, 255, .82);
            margin-bottom: 26px;
        }
        .page-banner .banner-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn {
            border-radius: 30px;
            font-weight: 600;
            transition: transform .25s, box-shadow .25s, background .25s;
        }
        .btn:focus {
            box-shadow: 0 0 0 .25rem rgba(124, 74, 45, .25);
        }
        .btn-primary {
            background: linear-gradient(145deg, var(--primary), var(--primary-dark));
            border: 1px solid rgba(255, 255, 255, .12);
            box-shadow: 0 8px 20px rgba(124, 74, 45, .3);
            padding: 10px 26px;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            background: linear-gradient(145deg, var(--primary-light), var(--primary));
            border-color: var(--primary-light);
            box-shadow: 0 12px 26px rgba(124, 74, 45, .38);
        }
        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, .65);
            border-radius: 30px;
            padding: 10px 26px;
            font-weight: 600;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        section {
            padding: var(--space-section) 0;
        }
        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 52px;
        }
        .section-head .section-sub {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-head .section-sub::before,
        .section-head .section-sub::after {
            content: "";
            width: 30px;
            height: 1px;
            background: var(--primary);
            opacity: .5;
        }
        .section-head h2 {
            font-size: clamp(24px, 3vw, 36px);
            font-weight: 800;
            color: var(--text);
            letter-spacing: .5px;
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.8;
        }
        .security-feature {
            background: var(--bg-deep);
            position: relative;
            z-index: 1;
            overflow: hidden;
        }
        .security-feature::before {
            content: "";
            position: absolute;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(124, 74, 45, .08), transparent 65%);
            top: -100px;
            right: -80px;
            z-index: 0;
        }
        .feature-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .feature-media {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            border: 4px solid #fff;
        }
        .feature-media img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .feature-media:hover img {
            transform: scale(1.03);
        }
        .feature-media .media-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 26px 22px 18px;
            background: linear-gradient(transparent, rgba(0, 0, 0, .72));
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .5px;
        }
        .feature-content .feature-list {
            list-style: none;
            padding: 0;
            margin: 22px 0 0;
        }
        .feature-content .feature-list li {
            display: flex;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px dashed var(--border);
            align-items: flex-start;
        }
        .feature-content .feature-list li:last-child {
            border-bottom: none;
        }
        .feature-content .feature-list .feat-icon {
            flex: 0 0 34px;
            width: 34px;
            height: 34px;
            border-radius: 9px;
            background: rgba(124, 74, 45, .12);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            margin-top: 4px;
        }
        .feature-content h3 {
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--text);
        }
        .feature-content p {
            font-size: 14px;
            color: var(--text-weak);
            margin: 0;
        }
        .stats-band {
            background: var(--bg-dark);
            color: var(--text-light);
            padding: 64px 0;
            border-top: 1px solid rgba(255, 255, 255, .08);
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            position: relative;
            overflow: hidden;
        }
        .stats-band::before {
            content: "";
            position: absolute;
            left: -100px;
            top: -100px;
            width: 320px;
            height: 320px;
            border: 42px solid rgba(255, 255, 255, .04);
            border-radius: 50%;
        }
        .stats-band .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .stats-band .stat-item {
            text-align: center;
            padding: 20px 12px;
            position: relative;
            z-index: 1;
        }
        .stats-band .stat-item .stat-num {
            font-size: 42px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            font-family: Georgia, serif;
            letter-spacing: 1px;
        }
        .stats-band .stat-item .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, .68);
            margin-top: 8px;
            letter-spacing: 1px;
        }
        .security-cards {
            background: var(--bg);
        }
        .security-card {
            background: #fbf7f0;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            padding: 28px 24px;
            height: 100%;
            box-shadow: var(--shadow);
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
            position: relative;
            overflow: hidden;
        }
        .security-card::after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: opacity .3s;
        }
        .security-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(124, 74, 45, .3);
        }
        .security-card:hover::after {
            opacity: 1;
        }
        .security-card .card-icon {
            width: 50px;
            height: 50px;
            border-radius: 13px;
            background: linear-gradient(145deg, rgba(53, 92, 70, .14), rgba(53, 92, 70, .08));
            color: var(--secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 18px;
            border: 1px solid rgba(53, 92, 70, .14);
        }
        .security-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }
        .security-card p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            margin: 0;
        }
        .process-section {
            background: var(--bg-deep);
        }
        .process-timeline {
            position: relative;
            max-width: 820px;
            margin: 0 auto;
            padding: 20px 0;
        }
        .process-timeline::before {
            content: "";
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--primary), var(--accent));
            transform: translateX(-50%);
            opacity: .35;
        }
        .timeline-item {
            position: relative;
            width: 50%;
            padding: 0 44px 48px;
        }
        .timeline-item:nth-child(odd) {
            left: 0;
            text-align: right;
        }
        .timeline-item:nth-child(even) {
            left: 50%;
            text-align: left;
        }
        .timeline-dot {
            position: absolute;
            top: 6px;
            right: -12px;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--bg);
            border: 3px solid var(--primary);
            box-shadow: 0 0 0 6px rgba(124, 74, 45, .12);
        }
        .timeline-item:nth-child(even) .timeline-dot {
            left: -13px;
            right: auto;
        }
        .timeline-item .tl-inner {
            background: #fbf7f0;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            padding: 22px 24px;
            box-shadow: var(--shadow);
            transition: transform .3s, box-shadow .3s;
        }
        .timeline-item .tl-inner:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .timeline-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .timeline-item:nth-child(odd) h3 {
            justify-content: flex-end;
        }
        .timeline-item p {
            font-size: 14px;
            color: var(--text-weak);
            margin: 0;
            line-height: 1.7;
        }
        .guide-list-section {
            background: var(--bg);
        }
        .guide-card {
            background: #fbf7f0;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow);
            transition: transform .3s, box-shadow .3s;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .guide-card .guide-img {
            height: 190px;
            overflow: hidden;
            position: relative;
        }
        .guide-card .guide-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .guide-card:hover .guide-img img {
            transform: scale(1.05);
        }
        .guide-card .guide-img::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 50%;
            background: linear-gradient(transparent, rgba(30, 32, 28, .3));
        }
        .guide-card .guide-body {
            padding: 22px 22px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .guide-card .guide-badge {
            align-self: flex-start;
            font-size: 12px;
            background: rgba(53, 92, 70, .12);
            color: var(--secondary);
            border-radius: 30px;
            padding: 3px 12px;
            font-weight: 600;
            margin-bottom: 10px;
            letter-spacing: .5px;
        }
        .guide-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.5;
            color: var(--text);
        }
        .guide-card p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }
        .guide-card .guide-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 12px;
            color: #8d8577;
            border-top: 1px dashed var(--border);
            padding-top: 12px;
        }
        .faq-section {
            background: var(--bg-deep);
        }
        .faq-wrap {
            max-width: 840px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fbf7f0;
            border: 1px solid var(--border-light);
            border-radius: var(--radius);
            margin-bottom: 18px;
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: box-shadow .3s;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-lg);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 15px;
            color: var(--text);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: background .3s;
            gap: 16px;
        }
        .faq-question:hover {
            background: rgba(124, 74, 45, .05);
        }
        .faq-question .faq-icon {
            flex: 0 0 26px;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: rgba(124, 74, 45, .12);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            transition: transform .3s;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }
        .faq-answer {
            display: none;
            padding: 0 24px 22px;
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.8;
            border-top: 1px dashed var(--border);
            margin: 0 24px;
            padding-left: 0;
            padding-right: 0;
        }
        .faq-answer p {
            margin-bottom: 0;
            padding-top: 16px;
        }
        .cta-panel {
            background: linear-gradient(145deg, rgba(36, 43, 38, .92), rgba(124, 74, 45, .78)), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            padding: 90px 0;
            color: var(--text-light);
            position: relative;
            overflow: hidden;
        }
        .cta-panel .cta-inner {
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }
        .cta-panel h2 {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-panel p {
            font-size: 15px;
            color: rgba(255, 255, 255, .82);
            margin-bottom: 30px;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .site-footer {
            background: var(--bg-dark-2);
            color: rgba(255, 255, 255, .72);
            padding: 64px 0 0;
            position: relative;
        }
        .site-footer a {
            color: rgba(255, 255, 255, .68);
            font-size: 14px;
            transition: color .3s;
        }
        .site-footer a:hover {
            color: var(--accent);
        }
        .site-footer .footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .site-footer .footer-brand .brand-mark {
            background: linear-gradient(145deg, var(--accent), var(--primary));
            box-shadow: 0 4px 14px rgba(209, 154, 90, .25);
        }
        .site-footer p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .55);
        }
        .site-footer h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .site-footer h4::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 10px;
        }
        .site-footer ul li a {
            display: inline-block;
            padding: 2px 0;
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, .55);
        }
        .footer-contact li i {
            color: var(--accent);
            width: 16px;
        }
        .footer-bottom {
            margin-top: 48px;
            padding: 22px 0;
            border-top: 1px solid rgba(255, 255, 255, .08);
            text-align: center;
        }
        .footer-bottom p {
            margin: 0;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }
        @media (max-width: 991px) {
            .navbar-collapse {
                background: rgba(245, 239, 228, .98);
                padding: 16px 20px;
                border-radius: var(--radius);
                box-shadow: var(--shadow-lg);
                margin-top: 10px;
                border: 1px solid var(--border-light);
            }
            .navbar .nav-link {
                padding: 10px 16px !important;
                margin-left: 0;
            }
            .header-cta {
                margin-left: 0;
                margin-top: 10px;
                display: inline-block;
            }
            .page-banner {
                padding: 140px 0 60px;
            }
            .feature-wrap {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .stats-band .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .process-timeline::before {
                left: 20px;
                transform: none;
            }
            .timeline-item,
            .timeline-item:nth-child(odd) {
                width: 100%;
                left: 0;
                text-align: left;
                padding: 0 0 36px 56px;
            }
            .timeline-item:nth-child(even) {
                left: 0;
                text-align: left;
            }
            .timeline-item:nth-child(odd) .timeline-dot,
            .timeline-item:nth-child(even) .timeline-dot {
                left: 8px;
                right: auto;
            }
            .timeline-item:nth-child(odd) h3 {
                justify-content: flex-start;
            }
        }
        @media (max-width: 767px) {
            :root {
                --space-section: 64px;
            }
            .page-banner h1 {
                font-size: 27px;
            }
            .page-banner p {
                font-size: 14px;
            }
            .stats-band .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stats-band .stat-item .stat-num {
                font-size: 32px;
            }
            .site-header .navbar {
                padding-top: 8px;
                padding-bottom: 8px;
            }
            .navbar-brand {
                font-size: 16px;
            }
            .brand-mark {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
            .security-card {
                padding: 22px 18px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 14px;
                line-height: 1.5;
            }
            .faq-answer {
                margin: 0 18px;
            }
            .cta-panel {
                padding: 60px 0;
            }
        }
        @media (max-width: 520px) {
            .stats-band .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stats-band .stat-item {
                padding: 12px;
            }
            .stats-band .stat-item .stat-num {
                font-size: 28px;
            }
            .page-banner .banner-actions {
                flex-direction: column;
                align-items: flex-start;
            }
            .page-banner .banner-actions .btn {
                width: 100%;
            }
            .feature-media img {
                height: 260px;
            }
            .section-head h2 {
                font-size: 22px;
            }
            .guide-card .guide-img {
                height: 160px;
            }
            .timeline-item .tl-inner {
                padding: 16px 16px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #b4552d;
            --primary-rgb: 180, 85, 45;
            --primary-dark: #8f3e1e;
            --secondary: #3c5a4e;
            --secondary-rgb: 60, 90, 78;
            --accent: #d9a441;
            --accent-rgb: 217, 164, 65;
            --bg: #f4ece2;
            --bg-deep: #ebe0d3;
            --card-bg: #fdf9f0;
            --dark-bg: #29221d;
            --dark-bg-soft: #3a3028;
            --text: #29221d;
            --text-light: #8c7c6e;
            --border: #e0d0be;
            --border-dark: #c8b4a0;
            --radius-sm: 10px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --shadow-sm: 0 2px 10px rgba(41, 34, 29, .06);
            --shadow-md: 0 8px 26px rgba(41, 34, 29, .08);
            --shadow-lg: 0 18px 46px rgba(41, 34, 29, .12);
            --font-serif: 'Noto Serif SC', 'Songti SC', serif;
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --header-h: 76px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--header-h);
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease;
        }
        a:hover {
            color: var(--primary);
        }

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1040;
            background: rgba(29, 24, 21, .32);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            transition: background .35s ease, box-shadow .35s ease, border-color .35s ease;
        }

        .site-header.scrolled {
            background: rgba(253, 249, 240, .94);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom-color: rgba(224, 208, 190, .55);
            box-shadow: 0 4px 24px rgba(41, 34, 29, .08);
        }

        .navbar {
            min-height: var(--header-h);
            padding: 8px 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 1.22rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: .5px;
            transition: color .3s ease;
        }
        .site-header.scrolled .navbar-brand {
            color: var(--text);
        }

        .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 16px;
            box-shadow: 2px 2px 0 rgba(0, 0, 0, .15);
            flex: 0 0 auto;
        }

        .navbar-nav .nav-link {
            color: rgba(255, 255, 255, .92);
            font-weight: 500;
            font-size: .95rem;
            padding: 8px 16px !important;
            border-radius: 8px;
            transition: color .25s ease, background .25s ease;
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: #fff;
            background: rgba(255, 255, 255, .08);
        }
        .navbar-nav .nav-link.active {
            color: #fff;
            background: rgba(255, 255, 255, .14);
            position: relative;
        }
        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent);
        }

        .site-header.scrolled .navbar-nav .nav-link {
            color: var(--text);
        }
        .site-header.scrolled .navbar-nav .nav-link:hover,
        .site-header.scrolled .navbar-nav .nav-link:focus {
            color: var(--primary);
            background: rgba(180, 85, 45, .06);
        }
        .site-header.scrolled .navbar-nav .nav-link.active {
            color: var(--primary);
            background: rgba(180, 85, 45, .09);
        }
        .site-header.scrolled .navbar-nav .nav-link.active::after {
            background: var(--primary);
        }

        .header-cta {
            margin-left: 14px;
            border-radius: 24px;
            padding: 8px 20px;
            font-weight: 600;
            font-size: .92rem;
        }

        .navbar-toggler {
            border-color: transparent;
            padding: 4px 6px;
        }
        .navbar-toggler:focus {
            box-shadow: none;
        }
        .navbar-toggler-icon {
            width: 22px;
            height: 22px;
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        .site-header.scrolled .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(41,34,29,.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ===== 页面 Hero ===== */
        .page-hero {
            position: relative;
            min-height: 460px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            padding: 130px 0 70px;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(41, 34, 29, .82) 0%, rgba(41, 34, 29, .58) 55%, rgba(41, 34, 29, .35) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 1;
            color: #fff;
            max-width: 820px;
        }
        .hero-breadcrumb {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: .85rem;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .15);
            border-radius: 30px;
            padding: 6px 16px;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }
        .hero-breadcrumb a {
            color: rgba(255, 255, 255, .8);
        }
        .hero-breadcrumb a:hover {
            color: var(--accent);
        }
        .hero-breadcrumb .sep {
            color: rgba(255, 255, 255, .4);
        }
        .hero-breadcrumb .current {
            color: #fff;
            font-weight: 600;
        }

        .page-hero h1 {
            font-family: var(--font-serif);
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .page-hero .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, .85);
            margin-bottom: 28px;
            max-width: 640px;
            line-height: 1.8;
        }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 30px;
        }
        .hero-tags span {
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: 20px;
            padding: 4px 14px;
            font-size: .82rem;
            backdrop-filter: blur(4px);
        }

        .hero-search {
            position: relative;
            max-width: 560px;
        }
        .hero-search input {
            width: 100%;
            height: 54px;
            border-radius: 28px;
            border: 1px solid rgba(255, 255, 255, .25);
            background: rgba(255, 255, 255, .14);
            backdrop-filter: blur(6px);
            color: #fff;
            padding: 0 58px 0 22px;
            font-size: .95rem;
            transition: background .3s ease, border-color .3s ease;
        }
        .hero-search input::placeholder {
            color: rgba(255, 255, 255, .55);
        }
        .hero-search input:focus {
            outline: none;
            border-color: var(--accent);
            background: rgba(255, 255, 255, .2);
        }
        .hero-search button {
            position: absolute;
            right: 4px;
            top: 50%;
            transform: translateY(-50%);
            width: 46px;
            height: 46px;
            border-radius: 50%;
            border: none;
            background: var(--primary);
            color: #fff;
            font-size: .95rem;
            transition: background .3s ease;
        }
        .hero-search button:hover {
            background: var(--primary-dark);
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 84px 0;
        }
        .section-head {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 52px;
        }
        .section-tag {
            display: inline-block;
            font-size: .78rem;
            font-weight: 600;
            letter-spacing: 2px;
            padding: 4px 14px;
            border-radius: 20px;
            background: rgba(var(--primary-rgb), .08);
            border: 1px solid rgba(var(--primary-rgb), .2);
            color: var(--primary);
            text-transform: uppercase;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.6rem, 2.6vw, 2.2rem);
            font-weight: 700;
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .section-head p {
            color: var(--text-light);
            font-size: .98rem;
            line-height: 1.8;
        }

        /* ===== 分类卡片 ===== */
        .category-card {
            height: 100%;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px 26px 26px;
            box-shadow: var(--shadow-sm);
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
            position: relative;
            cursor: pointer;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--border-dark);
        }
        .category-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 18px;
        }
        .category-icon.icon-login {
            background: rgba(var(--primary-rgb), .12);
            color: var(--primary);
        }
        .category-icon.icon-security {
            background: rgba(var(--secondary-rgb), .12);
            color: var(--secondary);
        }
        .category-icon.icon-tech {
            background: rgba(74, 111, 165, .12);
            color: #4a6fa5;
        }
        .category-icon.icon-manage {
            background: rgba(var(--accent-rgb), .15);
            color: #b1822a;
        }
        .category-card h3 {
            font-family: var(--font-serif);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .category-card p {
            color: var(--text-light);
            font-size: .88rem;
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .category-card .category-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .85rem;
            font-weight: 600;
            color: var(--primary);
        }
        .category-card .category-link i {
            transition: transform .25s ease;
        }
        .category-card:hover .category-link i {
            transform: translateX(4px);
        }

        /* ===== 统计横幅 ===== */
        .stats-banner {
            background: var(--dark-bg);
            padding: 60px 0;
            position: relative;
            overflow: hidden;
        }
        .stats-banner::before {
            content: "";
            position: absolute;
            right: -60px;
            top: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(var(--accent-rgb), .08);
        }
        .stats-banner::after {
            content: "";
            position: absolute;
            left: -40px;
            bottom: -80px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(var(--primary-rgb), .06);
        }
        .stats-banner .stat-item {
            position: relative;
            text-align: center;
            color: #fff;
            padding: 12px;
        }
        .stats-banner .stat-number {
            font-family: var(--font-serif);
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1.1;
            color: var(--accent);
            margin-bottom: 6px;
        }
        .stats-banner .stat-label {
            font-size: .9rem;
            color: rgba(255, 255, 255, .7);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg);
        }
        .faq-filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 30px;
        }
        .faq-filter-btn {
            border: 1px solid var(--border);
            background: var(--card-bg);
            border-radius: 24px;
            padding: 6px 18px;
            font-size: .85rem;
            font-weight: 500;
            color: var(--text);
            transition: all .25s ease;
        }
        .faq-filter-btn:hover,
        .faq-filter-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
        .faq-filter-btn:focus {
            outline: 2px solid rgba(var(--primary-rgb), .35);
            outline-offset: 2px;
        }

        .faq-accordion .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 16px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s ease, border-color .3s ease;
        }
        .faq-accordion .accordion-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--border-dark);
        }
        .faq-accordion .accordion-item:first-of-type {
            border-radius: var(--radius-md);
        }
        .faq-accordion .accordion-item:last-of-type {
            border-radius: var(--radius-md);
            margin-bottom: 0;
        }
        .faq-accordion .accordion-header {
            margin: 0;
        }
        .faq-accordion .accordion-button {
            background: var(--card-bg);
            color: var(--text);
            font-weight: 600;
            font-size: .97rem;
            padding: 20px 60px 20px 22px;
            box-shadow: none;
            border: none;
            gap: 12px;
            line-height: 1.5;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--card-bg);
            color: var(--text);
            box-shadow: none;
        }
        .faq-accordion .accordion-button::after {
            background-image: none;
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: .9rem;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: absolute;
            right: 22px;
            border-radius: 50%;
            background: rgba(var(--primary-rgb), .08);
            color: var(--primary);
            transition: transform .3s ease;
        }
        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            background: var(--primary);
            color: #fff;
        }
        .faq-accordion .accordion-body {
            padding: 0 22px 22px;
            color: var(--text-light);
            font-size: .92rem;
            line-height: 1.85;
            border-top: 1px dashed var(--border);
            padding-top: 16px;
        }
        .faq-tag {
            display: inline-block;
            font-size: .72rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            margin-right: 4px;
            vertical-align: 1px;
            white-space: nowrap;
        }
        .faq-tag.tag-login {
            background: rgba(var(--primary-rgb), .1);
            color: var(--primary);
        }
        .faq-tag.tag-security {
            background: rgba(var(--secondary-rgb), .1);
            color: var(--secondary);
        }
        .faq-tag.tag-tech {
            background: rgba(74, 111, 165, .1);
            color: #4a6fa5;
        }
        .faq-tag.tag-manage {
            background: rgba(var(--accent-rgb), .12);
            color: #b1822a;
        }

        .faq-sidebar {
            position: sticky;
            top: 100px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
        }
        .faq-sidebar h4 {
            font-family: var(--font-serif);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .faq-sidebar p {
            color: var(--text-light);
            font-size: .88rem;
            line-height: 1.75;
            margin-bottom: 18px;
        }
        .faq-sidebar .sidebar-contact {
            list-style: none;
            padding: 0;
            margin: 0 0 18px;
        }
        .faq-sidebar .sidebar-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: .85rem;
            color: var(--text);
            padding: 6px 0;
        }
        .faq-sidebar .sidebar-contact i {
            color: var(--primary);
            width: 18px;
            text-align: center;
        }

        /* ===== 流程 ===== */
        .process-section {
            background: var(--bg-deep);
        }
        .process-step {
            text-align: center;
            padding: 30px 22px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: transform .3s ease, box-shadow .3s ease;
            height: 100%;
            position: relative;
        }
        .process-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .process-step .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: var(--dark-bg);
            color: var(--accent);
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 18px;
            position: relative;
            z-index: 1;
        }
        .process-step .step-num::after {
            content: "";
            position: absolute;
            inset: -5px;
            border-radius: 50%;
            border: 1px dashed rgba(var(--accent-rgb), .5);
        }
        .process-step h4 {
            font-family: var(--font-serif);
            font-size: 1.02rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .process-step p {
            color: var(--text-light);
            font-size: .88rem;
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* ===== 指南卡片 ===== */
        .guide-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform .3s ease, box-shadow .3s ease;
            height: 100%;
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .guide-card .guide-cover {
            position: relative;
            height: 190px;
            overflow: hidden;
        }
        .guide-card .guide-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .guide-card:hover .guide-cover img {
            transform: scale(1.06);
        }
        .guide-card .guide-cover .guide-cover-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(41, 34, 29, .72);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: .78rem;
            padding: 5px 14px;
            border-radius: 20px;
        }
        .guide-card .guide-body {
            padding: 24px 24px 28px;
        }
        .guide-card .guide-body h3 {
            font-family: var(--font-serif);
            font-size: 1.04rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .guide-card .guide-body p {
            color: var(--text-light);
            font-size: .88rem;
            line-height: 1.75;
            margin-bottom: 14px;
        }
        .guide-card .guide-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: .8rem;
            color: var(--text-light);
            border-top: 1px dashed var(--border);
            padding-top: 14px;
        }

        /* ===== 日志卡 ===== */
        .journal-section {
            background: var(--bg);
        }
        .journal-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .journal-card {
            position: relative;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px 26px 26px;
            box-shadow: 4px 4px 0 rgba(41, 34, 29, .06);
            transition: transform .3s ease, box-shadow .3s ease;
        }
        .journal-card:hover {
            transform: translateY(-4px);
            box-shadow: 6px 6px 0 rgba(41, 34, 29, .08);
        }
        .journal-card::before {
            content: attr(data-date);
            position: absolute;
            top: -10px;
            left: 22px;
            background: var(--dark-bg);
            color: #fff;
            font-size: .74rem;
            font-weight: 600;
            padding: 3px 14px;
            border-radius: 6px;
            letter-spacing: .5px;
        }
        .journal-card .journal-type {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .76rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 12px;
        }
        .journal-card h3 {
            font-family: var(--font-serif);
            font-size: 1.08rem;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .journal-card p {
            color: var(--text-light);
            font-size: .88rem;
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .journal-card .journal-link {
            font-size: .84rem;
            font-weight: 600;
            color: var(--secondary);
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background: var(--dark-bg);
            padding: 80px 0;
            text-align: center;
            color: #fff;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: .15;
            filter: grayscale(20%);
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: clamp(1.8rem, 3vw, 2.5rem);
            font-weight: 700;
            margin-bottom: 14px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, .8);
            max-width: 560px;
            margin: 0 auto 30px;
            font-size: .98rem;
        }
        .cta-section .btn {
            border-radius: 30px;
            padding: 12px 34px;
            font-weight: 600;
            font-size: 1rem;
        }

        /* ===== 按钮 ===== */
        .btn {
            border-radius: 24px;
            transition: all .3s ease;
            font-weight: 500;
        }
        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(var(--primary-rgb), .3);
        }
        .btn-outline-light {
            border-color: rgba(255, 255, 255, .5);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: #fff;
            color: var(--dark-bg);
            border-color: #fff;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, .75);
            padding: 64px 0 0;
            font-size: .88rem;
        }
        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .site-footer p {
            line-height: 1.8;
            color: rgba(255, 255, 255, .6);
        }
        .site-footer h4 {
            color: #fff;
            font-size: .95rem;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: .5px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            padding: 5px 0;
        }
        .site-footer ul li a {
            color: rgba(255, 255, 255, .6);
            transition: color .25s ease;
        }
        .site-footer ul li a:hover {
            color: var(--accent);
        }
        .site-footer .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, .6);
        }
        .site-footer .footer-contact i {
            color: var(--accent);
            width: 16px;
        }
        .site-footer .footer-bottom {
            margin-top: 48px;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, .08);
            text-align: center;
            font-size: .8rem;
            color: rgba(255, 255, 255, .45);
        }
        .site-footer .footer-bottom p {
            margin: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: rgba(41, 34, 29, .95);
                border-radius: var(--radius-md);
                padding: 14px 18px;
                margin-top: 12px;
                border: 1px solid rgba(255, 255, 255, .08);
                backdrop-filter: blur(12px);
            }
            .site-header.scrolled .navbar-collapse {
                background: rgba(253, 249, 240, .98);
                border-color: var(--border);
            }
            .navbar-nav .nav-link {
                color: #fff;
            }
            .site-header.scrolled .navbar-nav .nav-link {
                color: var(--text);
            }
            .header-cta {
                margin: 10px 0 0;
                display: inline-block;
            }
            .page-hero {
                min-height: 400px;
                padding: 110px 0 56px;
            }
            .section {
                padding: 64px 0;
            }
            .journal-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 767.98px) {
            .page-hero {
                min-height: 360px;
                padding: 100px 0 46px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: .95rem;
            }
            .hero-search input {
                height: 48px;
            }
            .hero-search button {
                width: 42px;
                height: 42px;
            }
            .section {
                padding: 52px 0;
            }
            .section-head {
                margin-bottom: 34px;
            }
            .stats-banner .stat-number {
                font-size: 2rem;
            }
            .journal-grid {
                grid-template-columns: 1fr;
            }
            .process-step {
                margin-bottom: 16px;
            }
        }

        @media (max-width: 519.98px) {
            .navbar-brand {
                font-size: 1.05rem;
            }
            .brand-mark {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
            .page-hero {
                padding: 90px 0 40px;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .hero-tags span {
                font-size: .74rem;
                padding: 3px 10px;
            }
            .section-head h2 {
                font-size: 1.4rem;
            }
            .faq-accordion .accordion-button {
                font-size: .9rem;
                padding: 16px 46px 16px 16px;
            }
            .faq-accordion .accordion-body {
                font-size: .86rem;
                padding: 0 16px 16px;
            }
            .faq-tag {
                display: block;
                width: fit-content;
                margin-bottom: 4px;
                font-size: .68rem;
            }
        }