/* roulang page: index */
:root {
            --primary-deep: #0A2E26;
            --primary-green: #14532D;
            --accent-gold: #D4A843;
            --accent-amber: #E8B84B;
            --accent-orange: #E8622C;
            --bg-warm: #FAF8F5;
            --bg-card: #FFFFFF;
            --text-heading: #1A2421;
            --text-body: #4A5551;
            --text-muted: #7A847F;
            --border-soft: #E8E2D8;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-img: 16px;
            --shadow-card: 0 1px 3px rgba(10, 46, 38, 0.06);
            --shadow-hover: 0 8px 24px rgba(10, 46, 38, 0.12);
            --transition-base: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background-color: var(--bg-warm);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

        .container {
            max-width: 1200px;
        }

        .section {
            padding: 96px 0;
        }

        .section+.section {
            border-top: 1px solid var(--border-soft);
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-gold);
            letter-spacing: 2px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.4;
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            margin-bottom: 48px;
            max-width: 640px;
        }

        .divider-gold {
            width: 48px;
            height: 3px;
            background: var(--accent-gold);
            border-radius: 2px;
            margin-bottom: 16px;
        }

        /* ============ 导航栏 ============ */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            min-height: 72px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            transition: var(--transition-base);
            padding: 0;
        }

        .navbar.scrolled {
            background: rgba(10, 46, 38, 0.96);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }

        .navbar .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0;
            margin: 0;
        }

        .brand-logo {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-deep);
            letter-spacing: 1px;
            line-height: 1;
            white-space: nowrap;
        }

        .navbar.scrolled .brand-text {
            color: #fff;
        }

        .navbar .nav-link {
            font-size: 15px;
            color: var(--text-body);
            font-weight: 500;
            padding: 24px 14px !important;
            position: relative;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .navbar .nav-link::after {
            content: '';
            position: absolute;
            bottom: 18px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 1px;
            transition: var(--transition-base);
        }

        .navbar .nav-link:hover,
        .navbar .nav-link.active {
            color: var(--accent-gold);
        }

        .navbar .nav-link:hover::after,
        .navbar .nav-link.active::after {
            width: 24px;
        }

        .navbar.scrolled .nav-link {
            color: rgba(255, 255, 255, 0.85);
        }

        .navbar.scrolled .nav-link:hover,
        .navbar.scrolled .nav-link.active {
            color: var(--accent-gold);
        }

        .navbar .countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(20, 83, 45, 0.08);
            border: 1px solid rgba(20, 83, 45, 0.15);
            color: var(--primary-green);
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            white-space: nowrap;
        }

        .navbar.scrolled .countdown-badge {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.2);
            color: #fff;
        }

        .countdown-dot {
            width: 8px;
            height: 8px;
            background: var(--accent-orange);
            border-radius: 50%;
            animation: pulse-dot 1.5s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(0.7);
            }
        }

        .btn-gold {
            background: var(--accent-gold);
            color: var(--primary-deep);
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 10px 24px;
            font-size: 15px;
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-gold:hover {
            background: var(--accent-amber);
            color: var(--primary-deep);
            box-shadow: 0 4px 16px rgba(212, 168, 67, 0.35);
            transform: translateY(-1px);
        }

        .btn-gold:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(212, 168, 67, 0.25);
        }

        .btn-outline-light-custom {
            background: transparent;
            border: 1px solid #fff;
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 10px 24px;
            font-size: 15px;
            transition: var(--transition-base);
        }

        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border-color: var(--accent-gold);
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            padding: 8px;
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        .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(10,46,38,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .navbar.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(255,255,255,0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .navbar-collapse {
            background: transparent;
        }

        @media (max-width: 991.98px) {
            .navbar {
                min-height: 60px;
            }
            .navbar-collapse {
                background: #fff;
                border-radius: 12px;
                padding: 16px 20px;
                box-shadow: 0 8px 24px rgba(10, 46, 38, 0.12);
                margin-top: 12px;
            }
            .navbar .nav-link {
                padding: 10px 0 !important;
                border-bottom: 1px solid var(--border-soft);
            }
            .navbar .nav-link::after {
                display: none;
            }
            .navbar .countdown-badge {
                display: none;
            }
            .navbar .btn-gold {
                width: 100%;
                justify-content: center;
                margin-top: 12px;
            }
        }

        /* ============ Hero ============ */
        .hero {
            min-height: 68vh;
            background: linear-gradient(100deg, rgba(10, 46, 38, 0.88) 0%, rgba(10, 46, 38, 0.6) 55%, rgba(10, 46, 38, 0.2) 100%), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            display: flex;
            align-items: center;
            padding: 140px 0 80px;
            position: relative;
        }

        .hero-content {
            max-width: 540px;
        }

        .hero h1 {
            font-size: 44px;
            font-weight: 700;
            color: #fff;
            line-height: 1.35;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .hero-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            line-height: 1.8;
            max-width: 480px;
        }

        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .hero-buttons .btn-gold {
            height: 48px;
            padding: 0 32px;
            font-size: 16px;
        }

        .hero-buttons .btn-outline-light-custom {
            height: 48px;
            padding: 0 32px;
            font-size: 16px;
        }

        .hero-trust {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 13px;
        }

        .trust-item::before {
            content: '';
            width: 8px;
            height: 24px;
            background: var(--accent-gold);
            border-radius: 2px;
            display: inline-block;
        }

        .trust-item i {
            color: var(--accent-gold);
            font-size: 15px;
        }

        @media (max-width: 767.98px) {
            .hero {
                min-height: 52vh;
                padding: 120px 0 60px;
                background: linear-gradient(100deg, rgba(10, 46, 38, 0.92) 0%, rgba(10, 46, 38, 0.75) 100%), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            }
            .hero-content {
                text-align: center;
                max-width: 100%;
            }
            .hero h1 {
                font-size: 30px;
            }
            .hero-subtitle {
                margin-left: auto;
                margin-right: auto;
            }
            .hero-buttons {
                justify-content: center;
                flex-direction: column;
            }
            .hero-buttons .btn-gold,
            .hero-buttons .btn-outline-light-custom {
                width: 100%;
                justify-content: center;
            }
            .hero-trust {
                justify-content: center;
                gap: 16px;
            }
        }

        /* ============ 服务板块 ============ */
        .services-section {
            background: var(--bg-warm);
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            height: 100%;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

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

        .service-icon {
            width: 56px;
            height: 56px;
            background: rgba(20, 83, 45, 0.08);
            border-radius: var(--radius-btn);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            transition: var(--transition-base);
        }

        .service-icon i {
            font-size: 24px;
            color: var(--accent-gold);
        }

        .service-card:hover .service-icon {
            background: var(--primary-deep);
        }

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

        .service-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .service-link {
            font-size: 14px;
            color: var(--accent-gold);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition-base);
        }

        .service-link:hover {
            color: var(--primary-deep);
        }

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

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

        /* ============ 优势数据 ============ */
        .stats-section {
            background: var(--primary-deep);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: repeating-linear-gradient(45deg, transparent 0px, transparent 20px, rgba(255, 255, 255, 0.02) 20px, rgba(255, 255, 255, 0.02) 22px);
            pointer-events: none;
        }

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

        .stat-item+.stat-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 20%;
            bottom: 20%;
            width: 1px;
            background: rgba(255, 255, 255, 0.15);
        }

        .stat-number {
            font-size: 40px;
            font-weight: 800;
            color: var(--accent-gold);
            font-family: 'DIN Alternate', 'Barlow Condensed', sans-serif;
            line-height: 1.2;
        }

        .stat-suffix {
            font-size: 18px;
            color: var(--accent-gold);
            font-weight: 600;
            margin-left: 2px;
        }

        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 8px;
        }

        @media (max-width: 767.98px) {
            .stat-item+.stat-item::before {
                display: none;
            }
            .stat-item {
                margin-bottom: 20px;
            }
            .stats-section {
                padding: 56px 0;
            }
        }

        /* ============ 案例展示 ============ */
        .cases-section {
            background: var(--bg-warm);
        }

        .case-card {
            display: flex;
            align-items: center;
            gap: 40px;
            margin-bottom: 60px;
            background: var(--bg-card);
            border-radius: var(--radius-img);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }

        .case-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .case-card:nth-child(even) {
            flex-direction: row-reverse;
        }

        .case-img {
            flex: 0 0 48%;
            border-radius: 12px;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }

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

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

        .case-content {
            flex: 1;
        }

        .case-tag {
            display: inline-block;
            font-size: 13px;
            color: var(--accent-gold);
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .case-content h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .case-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .case-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition-base);
        }

        .case-link:hover {
            color: var(--primary-deep);
        }

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

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

        @media (max-width: 991.98px) {
            .case-card {
                flex-direction: column !important;
                gap: 24px;
                padding: 16px;
            }
            .case-img {
                flex: none;
                width: 100%;
            }
        }

        /* ============ 解决方案 ============ */
        .solutions-section {
            background: var(--bg-card);
        }

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

        .solution-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 24px 20px;
            border-bottom: 1px solid var(--border-soft);
            transition: var(--transition-base);
            border-radius: var(--radius-btn);
            cursor: default;
        }

        .solution-item:hover {
            background: rgba(212, 168, 67, 0.06);
            transform: translateX(-6px);
        }

        .solution-num {
            font-size: 24px;
            font-weight: 700;
            color: var(--accent-gold);
            font-family: 'DIN Alternate', 'Barlow Condensed', sans-serif;
            line-height: 1.4;
            min-width: 44px;
        }

        .solution-item h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 4px;
        }

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

        .solution-image-wrap {
            position: relative;
            border-radius: var(--radius-img);
            overflow: visible;
        }

        .solution-image-wrap::before {
            content: '';
            position: absolute;
            top: 16px;
            left: 16px;
            right: -16px;
            bottom: -16px;
            border: 2px solid rgba(212, 168, 67, 0.4);
            border-radius: var(--radius-img);
            z-index: 0;
            pointer-events: none;
        }

        .solution-image-wrap img {
            border-radius: var(--radius-img);
            position: relative;
            z-index: 1;
            width: 100%;
            height: auto;
            box-shadow: var(--shadow-card);
        }

        /* ============ 最新资讯 ============ */
        .news-section {
            background: var(--bg-warm);
        }

        .news-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
        }

        .news-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-gold);
            white-space: nowrap;
        }

        .news-more:hover {
            color: var(--primary-deep);
        }

        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            overflow: hidden;
            height: 100%;
            transition: var(--transition-base);
        }

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

        .news-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

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

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

        .news-body {
            padding: 20px;
        }

        .news-tag {
            display: inline-block;
            background: var(--accent-gold);
            color: var(--primary-deep);
            font-size: 12px;
            font-weight: 600;
            padding: 2px 12px;
            border-radius: 999px;
            margin-bottom: 10px;
        }

        .news-body h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-heading);
            line-height: 1.5;
            margin-bottom: 8px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-body h3 a {
            color: inherit;
        }

        .news-body h3 a:hover {
            color: var(--accent-gold);
        }

        .news-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: #9AA39E;
        }

        .news-meta a {
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 13px;
        }

        .news-meta a:hover {
            color: var(--primary-deep);
        }

        .empty-state {
            text-align: center;
            padding: 60px 20px;
            background: var(--bg-card);
            border: 1px dashed var(--border-soft);
            border-radius: var(--radius-card);
            width: 100%;
        }

        .empty-state i {
            font-size: 44px;
            color: var(--accent-gold);
            margin-bottom: 16px;
            display: block;
        }

        .empty-state p {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .empty-state .btn-gold {
            font-size: 13px;
            padding: 8px 20px;
        }

        @media (max-width: 767.98px) {
            .news-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }

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

        .faq-sidebar {
            padding-right: 40px;
        }

        .faq-sidebar .section-subtitle {
            margin-bottom: 16px;
        }

        .faq-contact-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 15px;
        }

        .faq-contact-link:hover {
            color: var(--primary-deep);
        }

        .accordion-item {
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-btn) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: none;
            background: var(--bg-card);
        }

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

        .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-color: var(--accent-gold);
            border-left: 4px solid var(--accent-gold);
        }

        .accordion-button {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-heading);
            background: var(--bg-card);
            padding: 18px 20px;
            box-shadow: none;
            transition: var(--transition-base);
        }

        .accordion-button:not(.collapsed) {
            background: rgba(212, 168, 67, 0.04);
            color: var(--primary-deep);
        }

        .accordion-button:focus {
            box-shadow: none;
            outline: none;
        }

        .accordion-button::after {
            background-image: none;
            content: '+';
            font-size: 24px;
            font-weight: 300;
            color: var(--accent-gold);
            width: auto;
            height: auto;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.35s ease;
        }

        .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
            background-image: none;
        }

        .accordion-body {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            padding: 0 20px 20px;
        }

        @media (max-width: 991.98px) {
            .faq-sidebar {
                padding-right: 0;
                margin-bottom: 32px;
            }
        }

        /* ============ CTA ============ */
        .cta-section {
            background: var(--bg-warm);
        }

        .cta-banner {
            background: linear-gradient(135deg, #D4A843 0%, #E8B84B 100%);
            border-radius: var(--radius-img);
            padding: 56px 48px;
            text-align: center;
            color: var(--primary-deep);
            position: relative;
            overflow: hidden;
        }

        .cta-banner h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary-deep);
        }

        .cta-banner p {
            font-size: 15px;
            margin-bottom: 28px;
            color: rgba(10, 46, 38, 0.8);
        }

        .cta-banner .btn-deep {
            background: var(--primary-deep);
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 36px;
            font-size: 16px;
            transition: var(--transition-base);
        }

        .cta-banner .btn-deep:hover {
            background: #123a31;
            letter-spacing: 1px;
            color: var(--accent-gold);
            box-shadow: 0 4px 16px rgba(10, 46, 38, 0.3);
        }

        @media (max-width: 767.98px) {
            .cta-banner {
                padding: 40px 20px;
            }
            .cta-banner h2 {
                font-size: 22px;
            }
        }

        /* ============ 联系表单 ============ */
        .contact-section {
            background: var(--bg-card);
        }

        .contact-info-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .contact-info-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            margin-bottom: 28px;
        }

        .contact-info-icon {
            width: 40px;
            height: 40px;
            background: rgba(20, 83, 45, 0.08);
            border-radius: var(--radius-btn);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .contact-info-icon i {
            color: var(--accent-gold);
            font-size: 16px;
        }

        .contact-info-item h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .contact-info-item p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        .contact-form .form-control {
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-soft);
            height: 46px;
            padding: 0 14px;
            font-size: 14px;
            color: var(--text-heading);
            background: var(--bg-warm);
            transition: var(--transition-base);
        }

        .contact-form textarea.form-control {
            height: auto;
            padding: 12px 14px;
            resize: vertical;
            min-height: 100px;
        }

        .contact-form .form-control::placeholder {
            color: #9AA39E;
        }

        .contact-form .form-control:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 4px rgba(212, 168, 67, 0.15);
            background: var(--bg-card);
        }

        .contact-form .form-label {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-heading);
            margin-bottom: 6px;
        }

        .contact-form .btn-gold {
            height: 48px;
            padding: 0 48px;
            font-size: 15px;
        }

        @media (max-width: 991.98px) {
            .contact-form {
                margin-top: 40px;
            }
        }

        /* ============ 页脚 ============ */
        .footer {
            background: var(--primary-deep);
            color: #fff;
            padding-top: 64px;
            border-top: 2px solid var(--accent-gold);
        }

        .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 300px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: var(--transition-base);
        }

        .footer-social a:hover {
            background: rgba(212, 168, 67, 0.2);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }

        .footer h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

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

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

        .footer-links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition-base);
            display: inline-block;
        }

        .footer-links a:hover {
            color: var(--accent-gold);
            transform: translateX(4px);
        }

        .footer-contact-item {
            display: flex;
            gap: 12px;
            margin-bottom: 14px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-contact-item i {
            color: var(--accent-gold);
            margin-top: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 20px 0 24px;
            margin-top: 48px;
            text-align: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom .domain-text {
            color: rgba(255, 255, 255, 0.5);
        }

        @media (max-width: 767.98px) {
            .footer {
                padding-top: 48px;
            }
            .footer .col-lg-3 {
                margin-bottom: 32px;
            }
            .footer-bottom {
                padding-bottom: 16px;
            }
        }

        /* ============ 通用响应式 ============ */
        @media (max-width: 767.98px) {
            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .section-subtitle {
                font-size: 15px;
                margin-bottom: 32px;
            }
            .divider-gold {
                margin-bottom: 12px;
            }
        }

        @media (min-width: 992px) and (max-width: 1199.98px) {
            .services-section .col-lg-4:nth-child(3) {
                flex: 0 0 100%;
                max-width: 100%;
            }
        }

/* roulang page: article */
:root {
            --primary-deep: #0A2E26;
            --primary-green: #14532D;
            --accent-gold: #D4A843;
            --accent-amber: #E8B84B;
            --accent-orange: #E8622C;
            --bg-warm: #FAF8F5;
            --bg-card: #FFFFFF;
            --text-heading: #1A2421;
            --text-body: #4A5551;
            --text-muted: #7A847F;
            --border-soft: #E8E2D8;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-img: 16px;
            --radius-tag: 999px;
            --shadow-card: 0 1px 3px rgba(10,46,38,0.06);
            --shadow-hover: 0 8px 24px rgba(10,46,38,0.12);
            --shadow-gold: 0 4px 16px rgba(212,168,67,0.35);
            --transition-base: all 0.3s ease;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background-color: var(--bg-warm);
            color: var(--text-body);
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:hover {
            color: var(--accent-gold);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== 导航 ===== */
        .navbar {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            padding: 14px 0;
            transition: var(--transition-base);
            border-bottom: 1px solid rgba(0, 0, 0, 0.04);
            z-index: 1040;
        }
        .navbar.scrolled {
            background: var(--primary-deep);
            box-shadow: 0 4px 20px rgba(10, 46, 38, 0.15);
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0;
            margin: 0;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .brand-text {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-deep);
            letter-spacing: 1px;
        }
        .navbar.scrolled .brand-text {
            color: #fff;
        }
        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            padding: 8px 16px !important;
            position: relative;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
            transform: scaleX(0);
            transition: var(--transition-base);
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--accent-gold);
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            transform: scaleX(1);
        }
        .navbar.scrolled .nav-link {
            color: rgba(255, 255, 255, 0.9);
        }
        .navbar.scrolled .nav-link:hover,
        .navbar.scrolled .nav-link.active {
            color: var(--accent-gold);
        }
        .countdown-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(20, 83, 45, 0.12);
            color: var(--primary-green);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            white-space: nowrap;
        }
        .countdown-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-orange);
            animation: pulse 1.5s infinite;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.3); }
        }
        .btn-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent-gold);
            color: var(--primary-deep);
            font-size: 14px;
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            border: none;
            transition: var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-gold:hover {
            background: var(--accent-amber);
            color: var(--primary-deep);
            box-shadow: var(--shadow-gold);
            transform: translateY(-1px);
        }
        .navbar.scrolled .btn-gold {
            border: 1px solid rgba(255, 255, 255, 0.3);
        }
        .navbar-toggler {
            border: none;
            padding: 8px;
            outline: none !important;
            box-shadow: none !important;
        }
        .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(10,46,38,0.7)' 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: #fff;
                padding: 20px;
                border-radius: 12px;
                margin-top: 12px;
                box-shadow: 0 8px 24px rgba(10, 46, 38, 0.1);
            }
            .nav-link {
                padding: 12px 16px !important;
            }
            .nav-link::after {
                left: 0;
                right: auto;
                bottom: auto;
                top: 50%;
                width: 3px;
                height: 20px;
                transform: translateY(-50%) scaleY(0);
            }
            .nav-link:hover::after,
            .nav-link.active::after {
                transform: translateY(-50%) scaleY(1);
            }
            .countdown-badge {
                margin: 8px 0;
            }
            .navbar.scrolled .brand-text {
                color: var(--primary-deep);
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-area {
            padding: 28px 0 8px;
            background: var(--bg-warm);
        }
        .breadcrumb {
            margin: 0;
            font-size: 13px;
            color: var(--text-muted);
            background: transparent;
            padding: 0;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--accent-gold);
        }
        .breadcrumb-separator {
            margin: 0 8px;
            color: #ccc;
        }
        .breadcrumb .current {
            color: var(--text-body);
            font-weight: 500;
        }

        /* ===== 文章主体 ===== */
        .article-page {
            padding: 32px 0 80px;
        }
        .article-wrap {
            max-width: 720px;
            margin: 0 auto;
        }
        .article-category {
            display: inline-flex;
            align-items: center;
            background: rgba(212, 168, 67, 0.15);
            color: var(--accent-gold);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 999px;
            margin-bottom: 16px;
        }
        .article-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-heading);
            line-height: 1.5;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .article-meta {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 32px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 4px;
        }
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .meta-item i {
            font-size: 13px;
            color: var(--accent-gold);
        }
        .meta-dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: #ccc;
            display: inline-block;
            margin: 0 8px;
        }
        .article-featured-image {
            border-radius: var(--radius-img);
            overflow: hidden;
            margin-bottom: 32px;
            position: relative;
            background: var(--border-soft);
        }
        .article-featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            display: block;
        }

        /* 正文排印 */
        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
            letter-spacing: 0.02em;
            word-wrap: break-word;
        }
        .article-content p {
            margin-bottom: 24px;
        }
        .article-content h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-heading);
            margin-top: 40px;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .article-content h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-heading);
            margin-top: 32px;
            margin-bottom: 12px;
        }
        .article-content h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            margin-top: 24px;
            margin-bottom: 10px;
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent-gold);
            background: var(--bg-warm);
            padding: 16px 20px;
            font-style: italic;
            margin: 32px 0;
            border-radius: 0 8px 8px 0;
            color: var(--text-body);
        }
        .article-content img {
            border-radius: 12px;
            margin: 24px 0;
            display: block;
        }
        .article-content figcaption,
        .article-content .image-caption {
            font-size: 13px;
            color: var(--text-muted);
            text-align: center;
            margin-top: -16px;
            margin-bottom: 24px;
        }
        .article-content ul,
        .article-content ol {
            padding-left: 20px;
            margin-bottom: 24px;
        }
        .article-content ul li,
        .article-content ol li {
            margin-bottom: 8px;
        }
        .article-content a {
            color: var(--accent-gold);
            font-weight: 500;
            border-bottom: 1px solid rgba(212, 168, 67, 0.3);
        }
        .article-content a:hover {
            border-bottom-color: var(--accent-gold);
        }

        /* 标签组 */
        .article-tags {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border-soft);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .article-tags .tag {
            display: inline-flex;
            align-items: center;
            background: #F0ECE6;
            color: var(--text-muted);
            font-size: 13px;
            padding: 6px 14px;
            border-radius: 8px;
            transition: var(--transition-base);
        }
        .article-tags .tag:hover {
            background: var(--accent-gold);
            color: var(--primary-deep);
        }

        /* 上一篇 / 下一篇 */
        .article-pager {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border-soft);
            display: flex;
            justify-content: space-between;
            gap: 16px;
        }
        .article-pager a {
            flex: 1;
            font-size: 14px;
            color: var(--text-body);
            padding: 16px 20px;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-card);
            transition: var(--transition-base);
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-card);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .article-pager a:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }
        .article-pager .pager-next {
            text-align: right;
            justify-content: flex-end;
        }
        .article-pager .pager-label {
            font-size: 12px;
            color: var(--text-muted);
            display: block;
        }

        /* 文内 CTA */
        .article-cta {
            margin-top: 40px;
            background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
            border-radius: 16px;
            padding: 32px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .article-cta::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.15);
        }
        .article-cta .cta-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-deep);
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .article-cta .cta-desc {
            font-size: 14px;
            color: var(--primary-deep);
            opacity: 0.85;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .article-cta .btn-cta-main {
            background: var(--primary-deep);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: 10px 28px;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition-base);
            display: inline-block;
            position: relative;
            z-index: 1;
            border: none;
        }
        .article-cta .btn-cta-main:hover {
            background: #1a4236;
            color: var(--accent-gold);
            letter-spacing: 1px;
            box-shadow: 0 4px 16px rgba(10, 46, 38, 0.3);
            transform: translateY(-2px);
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            padding: 60px 0 80px;
            background: #fff;
            border-top: 1px solid var(--border-soft);
        }
        .section-heading {
            margin-bottom: 32px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }
        .section-tag {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-gold);
            display: block;
            margin-bottom: 6px;
            letter-spacing: 0.05em;
        }
        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-heading);
            margin: 0;
        }
        .related-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            overflow: hidden;
            transition: var(--transition-base);
            height: 100%;
        }
        .related-card:hover {
            border-color: var(--accent-gold);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .related-card .card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--border-soft);
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
            display: block;
        }
        .related-card:hover .card-img img {
            transform: scale(1.03);
        }
        .related-card .card-body {
            padding: 20px;
        }
        .related-card .card-tag {
            display: inline-block;
            background: rgba(212, 168, 67, 0.15);
            color: var(--accent-gold);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            margin-bottom: 10px;
        }
        .related-card .card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-heading);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-time {
            font-size: 12px;
            color: #aaa;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .related-card .read-link {
            color: var(--accent-gold);
            font-weight: 500;
            font-size: 13px;
        }
        .related-card .read-link:hover {
            color: var(--primary-deep);
        }

        /* ===== 平台服务亮点 ===== */
        .service-strengths {
            padding: 60px 0;
            background: var(--bg-warm);
        }
        .strength-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            padding: 24px;
            height: 100%;
            transition: var(--transition-base);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .strength-card:hover {
            border-color: var(--accent-gold);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .strength-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: 8px;
            background: rgba(20, 83, 45, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary-green);
        }
        .strength-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 6px;
        }
        .strength-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== 内容未找到 ===== */
        .article-not-found {
            text-align: center;
            padding: 80px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            max-width: 600px;
            margin: 0 auto;
        }
        .article-not-found .nf-icon {
            font-size: 48px;
            color: var(--border-soft);
            margin-bottom: 16px;
        }
        .article-not-found h2 {
            font-size: 24px;
            color: var(--text-heading);
            margin-bottom: 12px;
        }
        .article-not-found p {
            color: var(--text-muted);
            font-size: 15px;
            margin-bottom: 20px;
        }
        .article-not-found a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--accent-gold);
            font-weight: 600;
            padding: 8px 20px;
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
        }
        .article-not-found a:hover {
            border-color: var(--accent-gold);
            background: rgba(212, 168, 67, 0.08);
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--primary-deep);
            padding-top: 60px;
            border-top: 2px solid var(--accent-gold);
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-desc {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .footer-social {
            display: flex;
            gap: 8px;
        }
        .footer-social a {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 50%;
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            transition: var(--transition-base);
        }
        .footer-social a:hover {
            background: rgba(212, 168, 67, 0.2);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
            transform: translateY(-2px);
        }
        .footer h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--accent-gold);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            transition: var(--transition-base);
            display: inline-block;
        }
        .footer-links a:hover {
            color: var(--accent-gold);
            transform: translateX(4px);
        }
        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            margin-bottom: 10px;
        }
        .footer-contact-item i {
            margin-top: 4px;
            color: var(--accent-gold);
            width: 16px;
            text-align: center;
            flex-shrink: 0;
        }
        .footer-bottom {
            margin-top: 40px;
            padding: 20px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.35);
            text-align: center;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .article-page {
                padding: 24px 0 60px;
            }
            .related-section {
                padding: 40px 0 60px;
            }
            .service-strengths {
                padding: 40px 0;
            }
        }
        @media (max-width: 768px) {
            .article-title {
                font-size: 24px;
            }
            .article-meta {
                gap: 2px;
            }
            .article-pager {
                flex-direction: column;
                gap: 12px;
            }
            .article-pager a {
                padding: 14px 16px;
                font-size: 13px;
            }
            .article-cta {
                padding: 24px 20px;
            }
            .article-cta .cta-title {
                font-size: 18px;
            }
            .section-title {
                font-size: 20px;
            }
            .strength-card {
                padding: 20px;
                flex-direction: column;
            }
            .strength-icon {
                width: 44px;
                height: 44px;
                font-size: 16px;
            }
            .breadcrumb {
                font-size: 12px;
                overflow-x: auto;
                white-space: nowrap;
                flex-wrap: nowrap;
                -webkit-overflow-scrolling: touch;
            }
            .breadcrumb-separator {
                margin: 0 4px;
            }
        }
        @media (max-width: 520px) {
            .article-title {
                font-size: 20px;
            }
            .article-content {
                font-size: 15px;
                line-height: 1.85;
            }
            .article-content h2 {
                font-size: 19px;
            }
            .article-content h3 {
                font-size: 17px;
            }
            .article-meta {
                font-size: 13px;
            }
            .article-featured-image {
                margin-bottom: 24px;
            }
            .article-page {
                padding: 16px 0 40px;
            }
            .related-card .card-title {
                font-size: 14px;
            }
            .section-heading {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }
        }

/* roulang page: category1 */
:root {
    --primary-deep: #0A2E26;
    --primary-green: #14532D;
    --accent-gold: #D4A843;
    --accent-amber: #E8B84B;
    --accent-orange: #E8622C;
    --bg-warm: #FAF8F5;
    --bg-card: #FFFFFF;
    --text-heading: #1A2421;
    --text-body: #4A5551;
    --text-muted: #7A847F;
    --border-soft: #E8E2D8;
    --radius-card: 12px;
    --radius-btn: 8px;
    --radius-img: 16px;
    --radius-tag: 999px;
    --shadow-card: 0 1px 3px rgba(10,46,38,0.06);
    --shadow-card-hover: 0 8px 24px rgba(10,46,38,0.12);
    --shadow-btn-hover: 0 4px 16px rgba(212,168,67,0.35);
    --transition: all 0.3s ease;
}

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

body {
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-body);
    background-color: var(--bg-warm);
    -webkit-font-smoothing: antialiased;
}

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

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

img {
    max-width: 100%;
    object-fit: cover;
}

.container {
    max-width: 1200px;
}

/* ===== 导航 ===== */
.navbar {
    padding: 14px 0;
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    transition: var(--transition);
    border-bottom: 1px solid var(--border-soft);
    z-index: 1030;
}

.navbar.scrolled {
    background: var(--primary-deep);
    box-shadow: 0 4px 20px rgba(10,46,38,0.2);
    border-bottom-color: transparent;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.brand-text {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-deep);
    letter-spacing: 0.02em;
}

.navbar.scrolled .brand-text {
    color: #fff;
}

.navbar-nav .nav-link {
    color: var(--text-heading);
    font-size: 15px;
    font-weight: 500;
    padding: 8px 16px;
    position: relative;
    transition: var(--transition);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 16px;
    right: 16px;
    height: 2px;
    background: var(--accent-gold);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.3s ease;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    transform: scaleX(1);
}

.navbar-nav .nav-link:hover {
    color: var(--accent-gold);
}

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

.navbar.scrolled .navbar-nav .nav-link {
    color: rgba(255,255,255,0.9);
}

.navbar.scrolled .navbar-nav .nav-link:hover,
.navbar.scrolled .navbar-nav .nav-link.active {
    color: var(--accent-gold);
}

.navbar-toggler {
    border: 1px solid var(--border-soft);
    padding: 6px 10px;
    border-radius: var(--radius-btn);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(212,168,67,0.2);
}

.countdown-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(20,83,45,0.1);
    color: var(--primary-green);
    font-size: 13px;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: 999px;
    white-space: nowrap;
}

.countdown-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-orange);
    animation: pulse-dot 1.5s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.4); }
}

.btn-gold {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gold);
    color: var(--primary-deep);
    font-size: 14px;
    font-weight: 600;
    padding: 10px 24px;
    border-radius: var(--radius-btn);
    border: none;
    transition: var(--transition);
    white-space: nowrap;
    cursor: pointer;
}

.btn-gold:hover {
    background: var(--accent-amber);
    color: var(--primary-deep);
    box-shadow: var(--shadow-btn-hover);
    transform: translateY(-2px);
}

.btn-gold:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(212,168,67,0.3);
}

/* ===== 分类横幅 ===== */
.category-banner {
    position: relative;
    min-height: 420px;
    display: flex;
    align-items: center;
    background: url('/assets/images/backpic/back-1.png') center center/cover no-repeat;
    padding: 140px 0 60px;
}

.category-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(10,46,38,0.88) 20%, rgba(10,46,38,0.65) 60%, rgba(10,46,38,0.35) 100%);
}

.category-banner .container {
    position: relative;
    z-index: 2;
}

.banner-tag {
    display: inline-block;
    background: var(--accent-gold);
    color: var(--primary-deep);
    font-size: 13px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 999px;
    letter-spacing: 0.06em;
    margin-bottom: 16px;
}

.category-banner h1 {
    font-size: 36px;
    font-weight: 700;
    color: #fff;
    line-height: 1.4;
    margin-bottom: 16px;
    letter-spacing: 0.01em;
}

.category-banner .banner-desc {
    font-size: 16px;
    color: rgba(255,255,255,0.85);
    max-width: 620px;
    margin-bottom: 24px;
    line-height: 1.8;
}

.banner-btns {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-gold-lg {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gold);
    color: var(--primary-deep);
    font-size: 15px;
    font-weight: 600;
    padding: 14px 32px;
    border-radius: var(--radius-btn);
    border: none;
    transition: var(--transition);
    cursor: pointer;
}

.btn-gold-lg:hover {
    background: var(--accent-amber);
    color: var(--primary-deep);
    box-shadow: var(--shadow-btn-hover);
    transform: translateY(-2px);
}

.btn-outline-white {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: #fff;
    font-size: 15px;
    font-weight: 500;
    padding: 14px 32px;
    border-radius: var(--radius-btn);
    border: 1px solid rgba(255,255,255,0.8);
    transition: var(--transition);
    cursor: pointer;
}

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

/* ===== 通用板块 ===== */
.section {
    padding: 96px 0;
}

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

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

.section-tag {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-gold);
    letter-spacing: 0.08em;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.section-head h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 12px;
    line-height: 1.4;
}

.section-head .sub {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 620px;
    margin: 0 auto;
    line-height: 1.8;
}

.section-head-left {
    text-align: left;
    margin-bottom: 36px;
}

.section-head-left .sub {
    margin: 0;
}

/* ===== 入口方式卡片 ===== */
.entry-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.entry-card {
    background: var(--bg-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-card);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-card);
}

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

.entry-icon {
    width: 56px;
    height: 56px;
    border-radius: 8px;
    background: rgba(20,83,45,0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    font-size: 22px;
    color: var(--accent-gold);
    transition: var(--transition);
}

.entry-card:hover .entry-icon {
    background: rgba(212,168,67,0.12);
}

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

.entry-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 0;
}

/* ===== 数据区 ===== */
.adv-section {
    background: var(--primary-deep);
    position: relative;
    overflow: hidden;
}

.adv-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(45deg, rgba(255,255,255,0.02) 0px, rgba(255,255,255,0.02) 1px, transparent 1px, transparent 10px);
    pointer-events: none;
}

.adv-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
    z-index: 2;
}

.adv-item {
    text-align: center;
    padding: 32px 16px;
    border-right: 1px solid rgba(255,255,255,0.15);
}

.adv-item:last-child {
    border-right: none;
}

.adv-item .num {
    font-family: "Barlow Condensed", "DIN Alternate", "Arial Narrow", sans-serif;
    font-size: 44px;
    font-weight: 800;
    color: var(--accent-gold);
    line-height: 1.2;
    letter-spacing: 0.02em;
}

.adv-item .suffix {
    font-size: 16px;
    color: var(--accent-gold);
    font-weight: 600;
    margin-left: 2px;
}

.adv-item .label {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    margin-top: 8px;
    letter-spacing: 0.03em;
}

/* ===== 适用场景 ===== */
.scenario-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.scenario-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-card);
    transition: var(--transition);
    box-shadow: var(--shadow-card);
}

.scenario-item:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateX(6px);
    border-color: var(--accent-gold);
}

.scenario-num {
    font-family: "Barlow Condensed", "DIN Alternate", "Arial Narrow", sans-serif;
    font-size: 26px;
    font-weight: 700;
    color: var(--accent-gold);
    line-height: 1;
    min-width: 36px;
    text-align: center;
    padding-top: 4px;
}

.scenario-body h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 8px;
    line-height: 1.5;
}

.scenario-body p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 0;
}

.scenario-img-wrap {
    position: relative;
    z-index: 1;
}

.scenario-img-wrap img {
    width: 100%;
    border-radius: var(--radius-img);
    border: 1px solid rgba(212,168,67,0.35);
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.scenario-img-wrap::after {
    content: '';
    position: absolute;
    top: 14px;
    left: 14px;
    right: -14px;
    bottom: -14px;
    border: 1px solid rgba(212,168,67,0.45);
    border-radius: var(--radius-img);
    z-index: -1;
}

/* ===== 流程 ===== */
.process-section {
    background: var(--bg-card);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 28px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, var(--border-soft), var(--accent-gold) 50%, var(--border-soft));
    z-index: 0;
}

.step-card {
    text-align: center;
    position: relative;
    z-index: 1;
    padding: 0 12px;
}

.step-circle {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary-deep);
    color: var(--accent-gold);
    font-family: "Barlow Condensed", "DIN Alternate", "Arial Narrow", sans-serif;
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    border: 3px solid var(--accent-gold);
    box-shadow: 0 0 0 6px var(--bg-card);
}

.step-card h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-heading);
    margin-bottom: 8px;
    line-height: 1.5;
}

.step-card p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 0;
}

/* ===== FAQ ===== */
.faq-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    align-items: start;
}

.faq-left h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 16px;
    line-height: 1.4;
}

.faq-left p {
    font-size: 15px;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.8;
}

.faq-contact-link {
    color: var(--accent-gold);
    font-weight: 600;
    font-size: 15px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.faq-contact-link:hover {
    color: var(--primary-deep);
}

.accordion-item {
    background: var(--bg-card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-card) !important;
    margin-bottom: 12px;
    overflow: hidden;
}

.accordion-item:has(.accordion-button:not(.collapsed)) {
    border-color: var(--accent-gold);
    box-shadow: var(--shadow-card);
}

.accordion-button {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-heading);
    background: var(--bg-card);
    padding: 18px 20px;
    box-shadow: none;
    transition: var(--transition);
}

.accordion-button:not(.collapsed) {
    background: var(--bg-card);
    color: var(--text-heading);
    border-left: 4px solid var(--accent-gold);
}

.accordion-button:focus {
    box-shadow: 0 0 0 3px rgba(212,168,67,0.2);
    border-radius: var(--radius-card);
}

.accordion-button::after {
    background-image: none;
    content: '+';
    font-family: "Barlow Condensed", "DIN Alternate", "Arial Narrow", sans-serif;
    font-size: 24px;
    font-weight: 400;
    color: var(--accent-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.accordion-button:not(.collapsed)::after {
    transform: rotate(45deg);
}

.accordion-body {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.85;
    padding: 0 24px 20px;
    border-left: 4px solid var(--accent-gold);
}

/* ===== CTA横幅 ===== */
.cta-wrap {
    padding: 0 0 96px;
}

.cta-banner {
    background: linear-gradient(90deg, #D4A843, #E8B84B);
    border-radius: var(--radius-img);
    padding: 52px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -40px;
    right: -40px;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
}

.cta-banner h2 {
    font-size: 26px;
    font-weight: 700;
    color: var(--primary-deep);
    margin-bottom: 12px;
    line-height: 1.4;
}

.cta-banner p {
    font-size: 15px;
    color: rgba(10,46,38,0.75);
    margin-bottom: 28px;
    line-height: 1.8;
}

.btn-deep {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-deep);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    padding: 14px 36px;
    border-radius: var(--radius-btn);
    border: none;
    transition: var(--transition);
    cursor: pointer;
}

.btn-deep:hover {
    background: var(--primary-green);
    color: #fff;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 16px rgba(10,46,38,0.25);
    transform: translateY(-2px);
}

.btn-deep:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(10,46,38,0.2);
}

/* ===== 页脚 ===== */
.footer {
    background: var(--primary-deep);
    border-top: 2px solid var(--accent-gold);
    padding-top: 64px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.7);
    font-size: 14px;
    transition: var(--transition);
}

.footer-social a:hover {
    background: rgba(212,168,67,0.2);
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

.footer h5 {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent-gold);
    margin-bottom: 20px;
    letter-spacing: 0.06em;
}

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

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

.footer-links a {
    font-size: 13px;
    color: rgba(255,255,255,0.65);
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--accent-gold);
    transform: translateX(4px);
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: rgba(255,255,255,0.65);
    margin-bottom: 12px;
    word-break: break-all;
}

.footer-contact-item i {
    color: var(--accent-gold);
    width: 16px;
    flex-shrink: 0;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.12);
    padding: 20px 0 24px;
    margin-top: 48px;
    text-align: center;
}

.footer-bottom p {
    font-size: 12px;
    color: rgba(255,255,255,0.4);
    margin: 0;
    letter-spacing: 0.02em;
}

/* ===== 响应式 ===== */
@media (max-width: 1199.98px) {
    .entry-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px 24px;
    }

    .process-steps::before {
        display: none;
    }
}

@media (max-width: 991.98px) {
    .section {
        padding: 72px 0;
    }

    .navbar-collapse {
        background: #fff;
        padding: 16px;
        border-radius: var(--radius-card);
        box-shadow: var(--shadow-card-hover);
        margin-top: 12px;
        border: 1px solid var(--border-soft);
    }

    .navbar-nav .nav-link {
        color: var(--text-heading) !important;
        padding: 10px 8px;
    }

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

    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link.active {
        color: var(--accent-gold) !important;
        background: rgba(212,168,67,0.06);
        border-radius: 6px;
    }

    .countdown-badge {
        margin-top: 10px;
        justify-content: center;
        width: 100%;
    }

    .navbar-collapse .btn-gold {
        margin-top: 10px;
        width: 100%;
    }

    .adv-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .adv-item {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.15);
        padding: 20px 16px;
    }

    .adv-item:nth-last-child(-n+2) {
        border-bottom: none;
    }

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

    .scenario-img-wrap {
        margin-top: 32px;
    }
}

@media (max-width: 767.98px) {
    .section {
        padding: 56px 0;
    }

    .category-banner {
        min-height: 360px;
        text-align: center;
        padding: 120px 0 48px;
    }

    .category-banner h1 {
        font-size: 28px;
    }

    .category-banner .banner-desc {
        font-size: 14px;
        margin-left: auto;
        margin-right: auto;
    }

    .banner-btns {
        justify-content: center;
        gap: 12px;
    }

    .btn-gold-lg,
    .btn-outline-white {
        padding: 12px 24px;
        font-size: 14px;
        width: 100%;
    }

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

    .section-head h2 {
        font-size: 22px;
    }

    .section-head .sub {
        font-size: 14px;
    }

    .adv-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .adv-item .num {
        font-size: 32px;
    }

    .adv-item .label {
        font-size: 12px;
    }

    .scenario-item {
        flex-direction: column;
        gap: 12px;
        padding: 20px;
    }

    .scenario-num {
        text-align: left;
    }

    .cta-wrap {
        padding-bottom: 56px;
    }

    .cta-banner {
        padding: 36px 24px;
    }

    .cta-banner h2 {
        font-size: 22px;
    }

    .cta-banner p {
        font-size: 14px;
    }

    .faq-left h2 {
        font-size: 22px;
    }

    .accordion-button {
        font-size: 15px;
        padding: 14px 16px;
    }

    .accordion-body {
        padding: 0 16px 16px;
        font-size: 13px;
    }

    .footer {
        padding-top: 48px;
    }

    .footer-bottom {
        margin-top: 32px;
    }
}

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

    .adv-item .num {
        font-size: 26px;
    }

    .adv-item .suffix {
        font-size: 14px;
    }

    .adv-item .label {
        font-size: 11px;
    }

    .entry-card {
        padding: 24px 18px;
    }

    .cta-banner {
        padding: 28px 16px;
    }

    .btn-deep {
        width: 100%;
    }
}