/* roulang page: index */
:root {
            --primary: #0E7C66;
            --primary-dark: #0A5D4C;
            --primary-deeper: #083D34;
            --accent: #C9A86A;
            --accent-light: #F5E3C0;
            --bg-main: #F7F5F0;
            --bg-card: #FFFFFF;
            --bg-dark: #0B2E28;
            --bg-dark-2: #123B32;
            --bg-leaf: #EEF3F0;
            --text-main: #1F2A27;
            --text-secondary: #5C6B66;
            --text-muted: #8A9A95;
            --text-dark-bg: #EDF4F1;
            --border: #E5E0D6;
            --success: #2E9E6B;
            --warning: #E8893A;
            --gradient-primary: linear-gradient(135deg, #0F8A70 0%, #0A5D4C 100%);
            --gradient-dark: linear-gradient(160deg, #0B2E28 0%, #123B32 100%);
            --gradient-badge: linear-gradient(120deg, #FDF6E3 0%, #F5E3C0 100%);
            --radius-card: 16px;
            --radius-lg: 24px;
            --radius-btn: 10px;
            --shadow-card: 0 2px 8px rgba(11, 46, 40, 0.06);
            --shadow-hover: 0 12px 28px rgba(11, 46, 40, 0.12);
            --shadow-dark: 0 20px 40px rgba(11, 46, 40, 0.18);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "PingFang SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            background: var(--bg-main);
            color: var(--text-main);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .25s ease;
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            display: block;
        }
        .container {
            max-width: 1200px;
        }
        .section-padding {
            padding: 80px 0;
        }
        .section-label {
            display: inline-block;
            font-size: .75rem;
            font-weight: 700;
            letter-spacing: .12em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 10px;
            position: relative;
            padding-left: 28px;
        }
        .section-label::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .section-title {
            font-size: clamp(1.5rem, 2.8vw, 2.2rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .section-desc {
            font-size: .95rem;
            color: var(--text-secondary);
            margin-bottom: 0;
        }
        .btn {
            border-radius: var(--radius-btn);
            font-weight: 600;
            padding: 12px 24px;
            min-height: 44px;
            transition: all .25s ease;
            border: none;
            font-size: 1rem;
        }
        .btn-primary {
            background: var(--gradient-primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(14, 124, 102, 0.35);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-deeper) 100%);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(10, 93, 76, 0.45);
        }
        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 2px 8px rgba(10, 93, 76, 0.3);
        }
        .btn-outline-accent {
            background: transparent;
            border: 1.5px solid var(--accent);
            color: var(--accent);
        }
        .btn-outline-accent:hover {
            background: var(--accent-light);
            color: var(--primary-deeper);
            border-color: var(--accent);
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 1.05rem;
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: .875rem;
            min-height: 36px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(247, 245, 240, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            height: 72px;
            transition: box-shadow .3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(11, 46, 40, 0.08);
        }
        .navbar-brand {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: -0.01em;
        }
        .navbar-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--gradient-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            color: #fff;
            font-size: 1rem;
            box-shadow: 0 3px 10px rgba(14, 124, 102, 0.3);
        }
        .navbar-brand:hover {
            color: var(--primary-dark);
        }
        .navbar-nav .nav-link {
            font-size: .95rem;
            font-weight: 600;
            color: var(--text-main);
            padding: 10px 16px;
            border-radius: 8px;
            position: relative;
            transition: color .25s ease;
        }
        .navbar-nav .nav-link::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 2px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: center;
            transition: transform .3s ease;
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary);
        }
        .navbar-nav .nav-link:hover::after {
            transform: scaleX(1);
        }
        .navbar-nav .nav-link.active {
            color: var(--accent);
        }
        .navbar-nav .nav-link.active::after {
            transform: scaleX(1);
            background: var(--accent);
        }
        .header-cta {
            margin-left: 16px;
        }
        .navbar-toggler {
            border: none;
            padding: 8px;
            border-radius: 8px;
        }
        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--accent);
        }
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: var(--bg-main);
                padding: 16px;
                border-radius: 16px;
                box-shadow: var(--shadow-hover);
                margin-top: 12px;
                border: 1px solid var(--border);
            }
            .navbar-nav .nav-link {
                padding: 12px 16px;
            }
            .navbar-nav .nav-link::after {
                display: none;
            }
            .header-cta {
                margin-left: 0;
                margin-top: 12px;
                width: 100%;
            }
            .header-cta .btn {
                width: 100%;
            }
        }

        /* Hero */
        .hero {
            background: var(--gradient-dark);
            padding: 80px 0 70px;
            position: relative;
            overflow: hidden;
        }
        .hero::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.25;
        }
        .hero .hero-content {
            position: relative;
            z-index: 2;
        }
        .hero-title {
            font-size: clamp(1.9rem, 4.2vw, 3.2rem);
            font-weight: 700;
            line-height: 1.2;
            color: #fff;
            margin-bottom: 20px;
        }
        .hero-title .highlight {
            color: var(--accent);
        }
        .hero-subtitle {
            font-size: 1.05rem;
            color: rgba(237, 244, 241, 0.85);
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 520px;
        }
        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }
        .hero-badges {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-badge {
            background: var(--gradient-badge);
            border-radius: 16px;
            padding: 16px 22px;
            min-width: 130px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
        }
        .hero-badge .num {
            font-family: var(--font-num);
            font-size: clamp(1.8rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--bg-dark);
            line-height: 1.1;
        }
        .hero-badge .label {
            font-size: .8rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }
        .hero-visual {
            position: relative;
            z-index: 2;
        }
        .hero-visual .img-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 2px solid rgba(201, 168, 106, 0.5);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
        }
        .hero-visual .img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-visual .float-badge {
            position: absolute;
            top: -18px;
            right: 20px;
            background: var(--gradient-badge);
            border-radius: 999px;
            padding: 10px 18px;
            font-size: .85rem;
            font-weight: 700;
            color: var(--bg-dark);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }
        @media (max-width: 991.98px) {
            .hero {
                padding: 56px 0 48px;
            }
            .hero-visual {
                margin-top: 40px;
            }
        }

        /* Data strip */
        .data-strip {
            background: #fff;
            padding: 32px 0;
            border-bottom: 1px solid var(--border);
        }
        .data-strip .data-item {
            text-align: center;
            padding: 12px 8px;
        }
        .data-strip .data-num {
            font-family: var(--font-num);
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .data-strip .data-label {
            font-size: .875rem;
            color: var(--text-secondary);
            margin-top: 6px;
        }
        @media (max-width: 767.98px) {
            .data-strip .data-item {
                padding: 8px 4px;
            }
        }

        /* Features */
        .features {
            background: var(--bg-main);
        }
        .feature-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 32px 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: all .35s ease;
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .feature-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            transform: scaleX(0);
            transition: transform .35s ease;
        }
        .feature-card:hover::before {
            transform: scaleX(1);
        }
        .feature-card.dark-card {
            background: var(--gradient-dark);
            border-color: transparent;
            color: var(--text-dark-bg);
        }
        .feature-card.dark-card .feature-desc {
            color: rgba(237, 244, 241, 0.8);
        }
        .feature-card.dark-card .feature-link {
            color: var(--accent);
        }
        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            font-size: 1.2rem;
            background: linear-gradient(135deg, rgba(14, 124, 102, 0.12), rgba(201, 168, 106, 0.18));
            color: var(--primary);
            font-weight: 700;
        }
        .feature-card.dark-card .feature-icon {
            background: linear-gradient(135deg, rgba(201, 168, 106, 0.25), rgba(201, 168, 106, 0.1));
            color: var(--accent);
        }
        .feature-title {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .feature-desc {
            font-size: .95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .feature-link {
            font-weight: 600;
            font-size: .9rem;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .feature-link:hover {
            gap: 8px;
        }
        .feature-link .arrow {
            transition: transform .25s ease;
        }
        .feature-link:hover .arrow {
            transform: translateX(4px);
        }

        /* Showcase */
        .showcase {
            background: var(--bg-leaf);
        }
        .showcase-img-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow-dark);
            height: 100%;
            min-height: 360px;
        }
        .showcase-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .showcase-badge {
            position: absolute;
            top: 20px;
            right: 20px;
            background: var(--gradient-badge);
            border-radius: 999px;
            padding: 10px 20px;
            font-weight: 800;
            color: var(--bg-dark);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.15);
        }
        .showcase-points {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .showcase-points li {
            display: flex;
            gap: 14px;
            margin-bottom: 24px;
            align-items: flex-start;
        }
        .showcase-points .check-icon {
            flex-shrink: 0;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--accent-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .8rem;
            font-weight: 700;
            margin-top: 4px;
        }
        .showcase-points .point-title {
            font-weight: 600;
            font-size: 1.05rem;
            margin-bottom: 4px;
        }
        .showcase-points .point-desc {
            font-size: .9rem;
            color: var(--text-secondary);
        }

        /* Social proof */
        .social-proof {
            background: #fff;
        }
        .rating-row {
            display: flex;
            align-items: center;
            gap: 16px;
            justify-content: center;
            margin-bottom: 32px;
        }
        .rating-stars {
            color: var(--accent);
            font-size: 1.2rem;
            letter-spacing: 2px;
        }
        .rating-score {
            font-family: var(--font-num);
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-main);
        }
        .rating-tag {
            background: var(--gradient-badge);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: .85rem;
            font-weight: 600;
            color: var(--primary-deeper);
        }
        .review-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: all .3s ease;
        }
        .review-card:hover {
            transform: translateY(-2px);
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
        }
        .review-card .stars {
            color: var(--accent);
            font-size: .9rem;
            margin-bottom: 12px;
            letter-spacing: 1px;
        }
        .review-card .quote {
            font-size: .95rem;
            color: var(--text-main);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .review-card .person {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .review-card .avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--gradient-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .8rem;
            font-weight: 700;
        }
        .review-card .name {
            font-weight: 600;
            font-size: .9rem;
        }
        .review-card .tag {
            font-size: .8rem;
            color: var(--text-muted);
        }

        /* News */
        .news-section {
            background: var(--bg-main);
        }
        .featured-post {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            margin-bottom: 24px;
            transition: box-shadow .3s ease;
            height: 100%;
        }
        .featured-post:hover {
            box-shadow: var(--shadow-hover);
        }
        .featured-post .post-img {
            height: 100%;
            min-height: 240px;
            position: relative;
            overflow: hidden;
        }
        .featured-post .post-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }
        .featured-post .post-content {
            padding: 28px;
        }
        .post-cat {
            display: inline-block;
            background: var(--gradient-badge);
            color: var(--primary-deeper);
            font-size: .75rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
            letter-spacing: .03em;
        }
        .post-title {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 12px;
            line-height: 1.4;
        }
        .post-title a {
            color: var(--text-main);
        }
        .post-title a:hover {
            color: var(--primary);
        }
        .post-summary {
            font-size: .9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: .82rem;
            color: var(--text-muted);
        }
        .post-meta .read-link {
            margin-left: auto;
            color: var(--primary);
            font-weight: 600;
        }
        .post-meta .read-link:hover {
            color: var(--primary-deeper);
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            transition: all .3s ease;
            height: 100%;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .news-card .card-img {
            height: 160px;
            overflow: hidden;
            position: relative;
        }
        .news-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .news-card:hover .card-img img {
            transform: scale(1.05);
        }
        .news-card .card-body {
            padding: 20px;
        }
        .empty-state {
            text-align: center;
            padding: 60px 20px;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px dashed var(--border);
            color: var(--text-secondary);
        }
        .section-head-extra {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 32px;
        }

        /* FAQ */
        .faq-section {
            background: #fff;
        }
        .accordion-item {
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 1px 4px rgba(11, 46, 40, 0.06);
            margin-bottom: 12px;
            border: 1px solid var(--border);
            overflow: hidden;
        }
        .accordion-button {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-main);
            padding: 18px 20px;
            background: #fff;
            box-shadow: none;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .accordion-button::after {
            content: "+";
            background: none;
            font-size: 1.4rem;
            font-weight: 400;
            color: var(--accent);
            width: auto;
            height: auto;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform .3s ease;
            flex-shrink: 0;
        }
        .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
            background: none;
        }
        .accordion-button:not(.collapsed) {
            background: #fff;
            color: var(--primary);
            box-shadow: none;
        }
        .accordion-button:focus {
            box-shadow: none;
            border-color: var(--accent);
        }
        .accordion-body {
            padding: 0 20px 20px;
            border-top: 1px solid var(--accent);
            margin: 0 20px 20px;
            padding-left: 0;
            padding-right: 0;
            font-size: .95rem;
            color: var(--text-secondary);
            line-height: 1.7;
            border-radius: 0;
        }

        /* CTA */
        .cta-section {
            background: var(--gradient-dark);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.2;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-title {
            font-size: clamp(1.5rem, 2.8vw, 2.2rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-desc {
            font-size: 1rem;
            color: rgba(237, 244, 241, 0.85);
            margin-bottom: 32px;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-dark-bg);
            padding: 60px 0 0;
        }
        .site-footer .footer-logo {
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
        }
        .site-footer .footer-logo .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--gradient-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: .85rem;
        }
        .site-footer .footer-desc {
            font-size: .9rem;
            color: rgba(237, 244, 241, 0.7);
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 260px;
        }
        .site-footer .social-icons {
            display: flex;
            gap: 10px;
        }
        .site-footer .social-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(237, 244, 241, 0.8);
            font-size: .85rem;
            transition: all .3s ease;
        }
        .site-footer .social-icon:hover {
            background: var(--accent);
            color: var(--bg-dark);
        }
        .site-footer .footer-title {
            font-size: .95rem;
            color: #fff;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .site-footer .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--accent);
        }
        .site-footer .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 10px;
        }
        .site-footer .footer-links a {
            color: #C9D6D2;
            font-size: .9rem;
            transition: color .25s ease;
        }
        .site-footer .footer-links a:hover {
            color: var(--accent);
        }
        .site-footer .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-contact li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            margin-bottom: 12px;
            font-size: .88rem;
            color: #C9D6D2;
        }
        .site-footer .footer-contact .icon {
            color: var(--accent);
            flex-shrink: 0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            margin-top: 40px;
            text-align: center;
            font-size: .8rem;
            color: rgba(237, 244, 241, 0.6);
        }

        /* Bottom fixed bar */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(11, 46, 40, 0.96);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-top: 1px solid var(--accent);
            z-index: 1030;
            padding: 10px 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .bottom-bar .bar-text {
            color: #fff;
            font-size: .9rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .bottom-bar .bar-tag {
            background: var(--accent);
            color: var(--bg-dark);
            padding: 2px 10px;
            border-radius: 999px;
            font-size: .7rem;
            font-weight: 800;
        }
        .bottom-bar .bar-btn {
            white-space: nowrap;
            background: var(--gradient-primary);
            color: #fff;
            padding: 8px 20px;
            border-radius: 8px;
            font-size: .85rem;
            font-weight: 600;
            border: none;
            min-height: 36px;
        }
        .bottom-bar .bar-btn:hover {
            background: var(--primary-deeper);
            color: #fff;
        }
        body.with-bottom-bar {
            padding-bottom: 80px;
        }
        @media (max-width: 576px) {
            .bottom-bar {
                padding: 8px 12px;
                height: 56px;
                padding-bottom: calc(8px + env(safe-area-inset-bottom));
            }
            .bottom-bar .bar-text {
                font-size: .85rem;
            }
            .bottom-bar .bar-btn {
                padding: 6px 14px;
                font-size: .8rem;
                flex-shrink: 0;
            }
            body.with-bottom-bar {
                padding-bottom: 72px;
            }
        }

        /* Utility overrides for Bootstrap */
        .text-accent {
            color: var(--accent);
        }
        .text-secondary-custom {
            color: var(--text-secondary);
        }
        .bg-leaf {
            background: var(--bg-leaf);
        }
        .rounded-16 {
            border-radius: var(--radius-card);
        }
        .no-border {
            border: none;
        }
        a:focus-visible,
        .btn:focus-visible {
            outline: 3px solid rgba(201, 168, 106, 0.5);
            outline-offset: 2px;
        }

        @media (max-width: 991.98px) {
            .section-padding {
                padding: 56px 0;
            }
            .hero {
                padding: 56px 0 40px;
            }
        }
        @media (max-width: 767.98px) {
            .section-padding {
                padding: 40px 0;
            }
            .hero-buttons {
                flex-direction: column;
            }
            .hero-buttons .btn {
                width: 100%;
            }
            .cta-buttons .btn {
                width: 100%;
            }
            .featured-post .post-img {
                min-height: 180px;
                height: 180px;
                position: relative;
            }
        }
        @media (max-width: 575.98px) {
            .hero-badges {
                flex-direction: column;
            }
            .hero-badge {
                width: 100%;
                text-align: center;
            }
            .rating-row {
                flex-wrap: wrap;
                gap: 10px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0E7C66;
            --primary-dark: #0A5D4C;
            --primary-darker: #083D34;
            --accent: #C9A86A;
            --accent-light: #F5E3C0;
            --accent-deep: #A8864A;
            --bg-body: #F7F5F0;
            --bg-card: #FFFFFF;
            --bg-dark: #0B2E28;
            --bg-dark-2: #123B32;
            --bg-mint: #EEF3F0;
            --text-title: #1F2A27;
            --text-body: #2E3B36;
            --text-secondary: #5C6B66;
            --text-muted: #8A9A95;
            --text-light: #EDF4F1;
            --border: #E5E0D6;
            --border-dark: rgba(255, 255, 255, 0.08);
            --success: #2E9E6B;
            --warning: #E8893A;
            --radius-card: 16px;
            --radius-lg: 24px;
            --radius-btn: 10px;
            --radius-badge: 999px;
            --shadow-card: 0 2px 8px rgba(11, 46, 40, 0.06);
            --shadow-hover: 0 12px 28px rgba(11, 46, 40, 0.12);
            --shadow-dark: 0 20px 40px rgba(11, 46, 40, 0.18);
            --gradient-btn: linear-gradient(135deg, #0F8A70 0%, #0A5D4C 100%);
            --gradient-dark: linear-gradient(160deg, #0B2E28 0%, #123B32 100%);
            --gradient-badge: linear-gradient(120deg, #FDF6E3 0%, #F5E3C0 100%);
            --font-main: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Inter', sans-serif;
            --transition-default: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background-color: var(--bg-body);
            color: var(--text-body);
            line-height: 1.7;
            overflow-x: hidden;
            font-size: 1rem;
        }

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

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

        ul,
        ol {
            list-style: none;
            margin: 0;
            padding: 0;
        }

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

        /* ===== Header ===== */
        .site-header {
            height: 72px;
            background: rgba(247, 245, 240, 0.92);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1030;
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
        }

        .site-header .navbar {
            height: 72px;
            padding: 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-title);
            letter-spacing: 0.02em;
        }

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

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--gradient-btn);
            color: #fff;
            border-radius: 10px;
            font-size: 0.8rem;
            font-weight: 800;
            letter-spacing: 0.04em;
            box-shadow: 0 4px 12px rgba(14, 124, 102, 0.25);
        }

        .navbar-nav {
            gap: 4px;
        }

        .nav-link {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-title);
            padding: 8px 14px !important;
            border-radius: 8px;
            position: relative;
            letter-spacing: 0.01em;
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(14, 124, 102, 0.06);
        }

        .nav-link.active {
            color: var(--primary) !important;
            font-weight: 700;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent);
        }

        .header-cta .btn {
            min-width: 112px;
        }

        .navbar-toggler {
            border: none;
            color: var(--text-title);
            padding: 6px;
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(201, 168, 106, 0.35);
        }

        /* ===== Buttons ===== */
        .btn {
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: var(--transition-default);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 44px;
            padding: 10px 24px;
            font-size: 1rem;
            border: 0;
        }

        .btn-primary {
            background: var(--gradient-btn);
            color: #fff;
            box-shadow: 0 4px 14px rgba(14, 124, 102, 0.28);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, #0A5D4C, #083D34);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(10, 93, 76, 0.35);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 2px 8px rgba(10, 93, 76, 0.3);
        }

        .btn-primary:focus-visible,
        .btn-outline-accent:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(201, 168, 106, 0.35);
        }

        .btn-outline-accent {
            background: transparent;
            color: var(--accent);
            border: 1.5px solid var(--accent);
        }

        .btn-outline-accent:hover {
            background: var(--accent-light);
            border-color: var(--accent);
            color: var(--accent-deep);
            transform: translateY(-1px);
        }

        .btn-outline-accent:active {
            background: rgba(201, 168, 106, 0.3);
            transform: translateY(0);
        }

        .btn-lg {
            padding: 14px 34px;
            font-size: 1.05rem;
        }

        /* ===== Hero ===== */
        .page-hero {
            background: var(--gradient-dark);
            padding: 90px 0 68px;
            position: relative;
            overflow: hidden;
            color: var(--text-light);
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            opacity: 0.22;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 140px;
            background: linear-gradient(to top, var(--bg-body), transparent);
        }

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

        .hero-inner {
            max-width: 800px;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 0.78rem;
            letter-spacing: 0.12em;
            color: var(--accent);
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 20px;
        }

        .hero-eyebrow::before {
            content: '';
            width: 28px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .page-hero h1 {
            font-size: clamp(1.9rem, 4.2vw, 3rem);
            font-weight: 700;
            line-height: 1.22;
            letter-spacing: 0.01em;
            margin-bottom: 18px;
            color: #fff;
        }

        .page-hero h1 .highlight-gold {
            color: var(--accent);
        }

        .page-hero .hero-desc {
            font-size: 1.05rem;
            color: rgba(237, 244, 241, 0.82);
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 1.8;
        }

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

        .hero-meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 48px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .hero-meta-item {
            display: flex;
            flex-direction: column;
        }

        .hero-meta-num {
            font-size: clamp(1.4rem, 2.4vw, 1.9rem);
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            font-family: 'Inter', var(--font-main);
        }

        .hero-meta-label {
            font-size: 0.82rem;
            color: rgba(237, 244, 241, 0.65);
            margin-top: 2px;
        }

        /* ===== Breadcrumb ===== */
        .category-breadcrumb {
            padding: 18px 0 0;
        }

        .category-breadcrumb .breadcrumb {
            margin-bottom: 0;
            font-size: 0.85rem;
            color: var(--text-muted);
            background: transparent;
            padding: 0;
        }

        .category-breadcrumb .breadcrumb-item a {
            color: var(--text-muted);
        }

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

        .category-breadcrumb .breadcrumb-item.active {
            color: var(--primary);
            font-weight: 600;
        }

        .category-breadcrumb .breadcrumb-item+.breadcrumb-item::before {
            content: '›';
            color: var(--text-muted);
            opacity: 0.6;
        }

        /* ===== Section ===== */
        .section {
            padding: 80px 0;
        }

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

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.1em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-tag::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-title {
            font-size: clamp(1.5rem, 2.8vw, 2.2rem);
            font-weight: 700;
            color: var(--text-title);
            line-height: 1.3;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .section-sub {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 560px;
        }

        .section-light {
            background: var(--bg-body);
        }

        .section-white {
            background: #fff;
        }

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

        /* ===== Feature Cards ===== */
        .feature-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            height: 100%;
            position: relative;
            box-shadow: var(--shadow-card);
            transition: var(--transition-default);
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.35s ease;
        }

        .feature-card:hover::before {
            transform: scaleX(1);
        }

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

        .feature-card.feature-dark {
            background: var(--gradient-dark);
            border-color: transparent;
            color: var(--text-light);
            box-shadow: var(--shadow-dark);
        }

        .feature-card.feature-dark .feature-title {
            color: #fff;
        }

        .feature-card.feature-dark .feature-desc {
            color: rgba(237, 244, 241, 0.75);
        }

        .feature-card.feature-dark .feature-link {
            color: var(--accent);
        }

        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--gradient-btn);
            color: #fff;
            margin-bottom: 20px;
            box-shadow: 0 4px 12px rgba(14, 124, 102, 0.25);
        }

        .feature-dark .feature-icon {
            background: linear-gradient(135deg, #C9A86A, #A8864A);
            box-shadow: 0 4px 14px rgba(201, 168, 106, 0.3);
        }

        .feature-title {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-title);
            margin-bottom: 10px;
        }

        .feature-desc {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .feature-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .feature-link:hover {
            color: var(--primary-dark);
            gap: 10px;
        }

        /* ===== Info Cards Grid ===== */
        .info-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            height: 100%;
            box-shadow: var(--shadow-card);
            transition: var(--transition-default);
            display: flex;
            flex-direction: column;
        }

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

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

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

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

        .info-card .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .info-card .card-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--primary);
            background: rgba(14, 124, 102, 0.08);
            border-radius: var(--radius-badge);
            padding: 4px 12px;
            margin-bottom: 12px;
            align-self: flex-start;
        }

        .info-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-title);
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .info-card .card-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
            flex: 1;
        }

        .info-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 16px;
            padding-top: 14px;
            border-top: 1px solid var(--border);
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .info-card .card-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.85rem;
        }

        .info-card .card-link:hover {
            color: var(--accent);
        }

        /* ===== Flow Section ===== */
        .flow-section {
            background: var(--gradient-dark);
            position: relative;
            overflow: hidden;
        }

        .flow-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            opacity: 0.15;
        }

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

        .flow-section .section-title {
            color: #fff;
        }

        .flow-section .section-sub {
            color: rgba(237, 244, 241, 0.7);
        }

        .flow-section .section-tag {
            color: var(--accent);
        }

        .flow-item {
            text-align: center;
            padding: 32px 24px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-card);
            height: 100%;
            transition: var(--transition-default);
            position: relative;
        }

        .flow-item:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
            transform: translateY(-4px);
        }

        .flow-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, #C9A86A, #A8864A);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 800;
            margin: 0 auto 16px;
            box-shadow: 0 4px 14px rgba(201, 168, 106, 0.35);
        }

        .flow-item h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }

        .flow-item p {
            font-size: 0.86rem;
            color: rgba(237, 244, 241, 0.65);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ===== Tags ===== */
        .tags-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--border);
            color: var(--text-secondary);
            font-size: 0.88rem;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: var(--radius-badge);
            transition: var(--transition-default);
        }

        .tag-pill:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: var(--accent-light);
            transform: translateY(-2px);
        }

        .tag-pill .tag-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            display: inline-block;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 1px 4px rgba(11, 46, 40, 0.06);
            border: 1px solid transparent;
            overflow: hidden;
            transition: var(--transition-default);
        }

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

        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-title);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-main);
            transition: var(--transition-default);
        }

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

        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(14, 124, 102, 0.08);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.15rem;
            flex-shrink: 0;
            transition: transform 0.35s ease, background 0.3s ease;
            line-height: 1;
        }

        .faq-item .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-item .faq-answer-wrap {
            padding: 0 24px;
        }

        .faq-item .faq-answer-inner {
            border-top: 2px solid var(--accent);
            padding: 16px 0 20px;
        }

        .faq-item .faq-answer-text {
            font-size: 0.94rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            opacity: 0.2;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            color: #fff;
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            margin-bottom: 14px;
        }

        .cta-inner p {
            color: rgba(237, 244, 241, 0.75);
            font-size: 1rem;
            margin-bottom: 30px;
            line-height: 1.7;
        }

        .cta-inner .btn {
            min-width: 150px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(237, 244, 241, 0.75);
            padding: 64px 0 0;
        }

        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(237, 244, 241, 0.6);
            margin-bottom: 20px;
            max-width: 280px;
        }

        .social-icons {
            display: flex;
            gap: 10px;
        }

        .social-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(237, 244, 241, 0.7);
            transition: var(--transition-default);
        }

        .social-icon:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            transform: translateY(-2px);
        }

        .footer-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            font-size: 0.9rem;
            color: rgba(237, 244, 241, 0.65);
            transition: var(--transition-default);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.9rem;
            margin-bottom: 14px;
            color: rgba(237, 244, 241, 0.65);
            line-height: 1.6;
        }

        .footer-contact svg {
            flex-shrink: 0;
            margin-top: 3px;
            color: var(--accent);
        }

        .footer-copyright {
            border-top: 1px solid var(--border-dark);
            margin-top: 48px;
            padding: 20px 0;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(237, 244, 241, 0.45);
        }

        .footer-copyright a {
            color: rgba(237, 244, 241, 0.6);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .section {
                padding: 60px 0;
            }

            .site-header {
                height: auto;
                min-height: 72px;
            }

            .site-header .navbar {
                height: 72px;
                flex-wrap: nowrap;
            }

            .navbar-collapse {
                background: var(--bg-body);
                border-radius: 16px;
                padding: 16px;
                margin-top: 12px;
                box-shadow: 0 12px 28px rgba(11, 46, 40, 0.12);
                border: 1px solid var(--border);
            }

            .navbar-nav {
                gap: 0;
            }

            .nav-link {
                padding: 10px 14px !important;
                border-radius: 10px;
            }

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

            .header-cta {
                margin-top: 14px;
                padding-top: 14px;
                border-top: 1px solid var(--border);
            }

            .header-cta .btn {
                width: 100%;
            }

            .page-hero {
                padding: 68px 0 56px;
            }

            .hero-meta-row {
                gap: 20px;
            }

            .flow-item {
                margin-bottom: 12px;
            }
        }

        @media (max-width: 767.98px) {
            .section {
                padding: 40px 0;
            }

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

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

            .page-hero h1 {
                font-size: 1.8rem;
            }

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

            .hero-meta-row {
                gap: 16px;
                flex-direction: column;
                align-items: flex-start;
                margin-top: 32px;
                padding-top: 20px;
            }

            .hero-meta-item {
                flex-direction: row;
                align-items: baseline;
                gap: 10px;
            }

            .hero-meta-label {
                margin-top: 0;
            }

            .feature-card {
                padding: 24px 20px;
            }

            .info-card .card-body {
                padding: 18px;
            }

            .faq-item .faq-question {
                padding: 16px 18px;
                font-size: 0.95rem;
            }

            .faq-item .faq-answer-wrap {
                padding: 0 18px;
            }

            .faq-item .faq-answer-inner {
                padding: 14px 0 16px;
            }

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

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

            .pagination {
                flex-wrap: wrap;
                gap: 8px;
            }
        }

        @media (max-width: 575.98px) {
            .page-hero {
                padding: 56px 0 48px;
            }

            .section-title {
                font-size: 1.4rem;
            }

            .hero-desc {
                font-size: 0.95rem;
            }

            .tags-list {
                gap: 8px;
            }

            .tag-pill {
                padding: 6px 14px;
                font-size: 0.82rem;
            }

            .cta-section {
                padding: 56px 0;
            }
        }

/* roulang page: article */
:root {
    --primary: #0E7C66;
    --primary-dark: #0A5D4C;
    --primary-deeper: #083D34;
    --accent: #C9A86A;
    --accent-light: #F5E3C0;
    --accent-grad: linear-gradient(120deg, #FDF6E3 0%, #F5E3C0 100%);
    --bg-body: #F7F5F0;
    --bg-card: #FFFFFF;
    --bg-dark: #0B2E28;
    --bg-dark-2: #123B32;
    --text-main: #1F2A27;
    --text-secondary: #5C6B66;
    --text-muted: #8A9A95;
    --text-dark-bg: #EDF4F1;
    --border-light: #E5E0D6;
    --success: #2E9E6B;
    --warning: #E8893A;
    --radius-card: 16px;
    --radius-large: 24px;
    --radius-btn: 10px;
    --radius-pill: 999px;
    --shadow-card: 0 2px 8px rgba(11,46,40,0.06);
    --shadow-hover: 0 12px 28px rgba(11,46,40,0.12);
    --shadow-dark: 0 20px 40px rgba(11,46,40,0.18);
    --gradient-primary: linear-gradient(135deg, #0F8A70 0%, #0A5D4C 100%);
    --gradient-dark: linear-gradient(160deg, #0B2E28 0%, #123B32 100%);
    --font-base: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    --font-num: "Inter", "Helvetica Neue", Arial, sans-serif;
}
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: var(--font-base);
    background: var(--bg-body);
    color: var(--text-main);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    padding-bottom: 72px;
}
a {
    text-decoration: none;
    color: var(--primary);
    transition: color 0.2s ease;
}
a:hover {
    color: var(--primary-dark);
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
ul, ol {
    padding-left: 1.2em;
}
.btn {
    border-radius: var(--radius-btn);
    font-weight: 600;
    padding: 12px 28px;
    min-height: 44px;
    border: none;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 14px rgba(14,124,102,0.25);
}
.btn-primary:hover {
    background: linear-gradient(135deg, #0E7C66, #083D34);
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(14,124,102,0.32);
    color: #fff;
}
.btn-primary:active {
    transform: translateY(0);
    box-shadow: none;
}
.btn-primary:focus {
    outline: none;
    box-shadow: 0 0 0 4px rgba(14,124,102,0.25);
}
.btn-outline {
    background: transparent;
    border: 1.5px solid var(--accent);
    color: var(--accent);
}
.btn-outline:hover {
    background: var(--accent-light);
    color: var(--primary-dark);
    border-color: var(--accent);
    transform: translateY(-1px);
}
.btn-outline:active {
    transform: translateY(0);
}
.btn-light {
    background: #fff;
    color: var(--primary-dark);
    font-weight: 600;
}
.btn-light:hover {
    background: var(--accent-light);
    color: var(--primary-dark);
    transform: translateY(-1px);
}
.btn-sm-brand {
    padding: 8px 20px;
    min-height: 40px;
    font-size: 0.9rem;
}
.container {
    max-width: 1200px;
    padding-left: 20px;
    padding-right: 20px;
}
/* 导航 */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: rgba(247,245,240,0.93);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-light);
}
.navbar {
    padding: 0;
    min-height: 72px;
}
.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-main);
    letter-spacing: 0.2px;
}
.navbar-brand:hover {
    color: var(--text-main);
}
.brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(14,124,102,0.3);
}
.navbar-nav .nav-link {
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 10px 16px;
    position: relative;
    transition: color 0.2s ease;
}
.navbar-nav .nav-link:hover {
    color: var(--primary-dark);
}
.navbar-nav .nav-link.active {
    color: var(--accent);
    font-weight: 600;
}
.navbar-nav .nav-link.active::after {
    content: '';
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 4px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}
.header-cta {
    margin-left: 8px;
}
.header-cta .btn {
    padding: 10px 24px;
    min-height: 42px;
    font-size: 0.95rem;
}
.navbar-toggler {
    border: none;
    padding: 6px;
    color: var(--text-main);
}
.navbar-toggler:focus {
    box-shadow: none;
    outline: none;
}
/* 面包屑 */
.breadcrumb-bar {
    background: #fff;
    border-bottom: 1px solid var(--border-light);
    padding: 14px 0;
}
.breadcrumb {
    margin: 0;
    font-size: 0.85rem;
}
.breadcrumb-item a {
    color: var(--primary);
    font-weight: 500;
}
.breadcrumb-item a:hover {
    color: var(--primary-dark);
}
.breadcrumb-item.active {
    color: var(--text-muted);
}
.breadcrumb-item + .breadcrumb-item::before {
    color: var(--text-muted);
    content: "›";
    font-size: 1rem;
    line-height: 1;
    padding: 0 6px;
}
/* 文章主区 */
.article-main {
    padding: 56px 0 72px;
    background: var(--bg-body);
}
.article-container {
    max-width: 860px;
    margin: 0 auto;
    background: var(--bg-card);
    border-radius: var(--radius-large);
    padding: 48px 56px;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-light);
}
.article-title {
    font-size: clamp(1.7rem, 3vw, 2.3rem);
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-main);
    margin-bottom: 14px;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 24px;
    font-size: 0.88rem;
    color: var(--text-muted);
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 32px;
}
.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.article-meta i {
    color: var(--accent);
    font-size: 0.95rem;
}
.article-content {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--text-main);
}
.article-content p {
    margin-bottom: 1.5em;
}
.article-content h2 {
    font-size: 1.42rem;
    font-weight: 700;
    margin: 32px 0 16px;
    padding-left: 14px;
    border-left: 3px solid var(--accent);
    line-height: 1.4;
}
.article-content h3 {
    font-size: 1.18rem;
    font-weight: 600;
    margin: 24px 0 12px;
    color: var(--text-main);
}
.article-content img {
    max-width: 100%;
    border-radius: var(--radius-card);
    margin: 24px auto;
    box-shadow: var(--shadow-card);
}
.article-content blockquote {
    border-left: 3px solid var(--accent);
    background: #FDF8EC;
    padding: 16px 22px;
    border-radius: 0 12px 12px 0;
    color: var(--text-secondary);
    margin: 24px 0;
}
.article-content ul,
.article-content ol {
    margin-bottom: 1.5em;
    padding-left: 1.4em;
}
.article-content li {
    margin-bottom: 0.5em;
}
.article-content a {
    color: var(--primary);
    border-bottom: 1px solid rgba(14,124,102,0.4);
}
.article-content a:hover {
    color: var(--primary-dark);
    border-bottom-color: var(--primary-dark);
}
.content-banner {
    margin: 36px 0 8px;
    background: var(--gradient-dark);
    border-radius: var(--radius-card);
    padding: 22px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    position: relative;
    overflow: hidden;
}
.content-banner::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(201,168,106,0.3), transparent 70%);
    border-radius: 50%;
}
.banner-label {
    display: inline-block;
    background: linear-gradient(120deg, #FDF6E3, #F5E3C0);
    color: #0B2E28;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    margin-bottom: 6px;
}
.banner-text p {
    color: var(--text-dark-bg);
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}
.banner-text .banner-sub {
    font-size: 0.82rem;
    color: rgba(237,244,241,0.7);
    margin-top: 2px;
}
/* 文章标签 */
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
}
.article-tags .tag-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-right: 4px;
}
.tag {
    display: inline-block;
    background: #EEF3F0;
    color: var(--primary-dark);
    font-size: 0.85rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    transition: all 0.2s ease;
}
.tag:hover {
    background: var(--accent-light);
    color: var(--primary-dark);
}
/* 文章操作 */
.article-operations {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
    flex-wrap: wrap;
    gap: 14px;
}
.pn-links {
    display: flex;
    gap: 12px;
}
.pn-links a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: var(--radius-btn);
    border: 1px solid var(--border-light);
    transition: all 0.2s ease;
}
.pn-links a:hover {
    border-color: var(--accent);
    color: var(--primary-dark);
    background: #FDF8EC;
}
/* 未找到 */
.not-found-card {
    text-align: center;
    padding: 60px 24px;
}
.not-found-card h1 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 12px;
}
.not-found-card p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}
/* 相关推荐 */
.related-section {
    padding: 72px 0 80px;
    background: #EEF3F0;
}
.section-header {
    text-align: center;
    margin-bottom: 40px;
}
.section-tag {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 8px;
}
.section-header h2 {
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 6px;
}
.section-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}
.related-card {
    display: block;
    background: var(--bg-card);
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
    height: 100%;
}
.related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--accent);
}
.related-cover {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}
.related-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.related-card:hover .related-cover img {
    transform: scale(1.05);
}
.related-cat {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(11,46,40,0.88);
    color: var(--text-dark-bg);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
}
.related-body {
    padding: 20px 22px 18px;
}
.related-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
    line-height: 1.45;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 42px;
}
.related-card:hover .related-title {
    color: var(--primary-dark);
}
.related-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--text-muted);
    border-top: 1px solid #F0ECE3;
    padding-top: 12px;
}
.related-more {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.85rem;
}
.related-card:hover .related-more {
    color: var(--accent);
}
/* CTA 区块 */
.cta-section {
    padding: 80px 0;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
    opacity: 0.12;
    pointer-events: none;
}
.cta-section .container {
    position: relative;
    z-index: 1;
    text-align: center;
}
.cta-section h2 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 700;
    color: var(--text-dark-bg);
    margin-bottom: 12px;
}
.cta-section p {
    color: rgba(237,244,241,0.8);
    font-size: 1rem;
    margin-bottom: 32px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}
.cta-section .btn-outline {
    border-color: var(--accent);
    color: var(--accent);
}
.cta-section .btn-outline:hover {
    background: var(--accent-light);
    color: var(--primary-dark);
}
.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
/* 页脚 */
.site-footer {
    background: var(--bg-dark);
    color: var(--text-dark-bg);
    padding: 64px 0 0;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 14px;
    color: #fff;
}
.footer-desc {
    font-size: 0.9rem;
    color: rgba(237,244,241,0.7);
    line-height: 1.7;
    margin-bottom: 20px;
}
.social-icons {
    display: flex;
    gap: 10px;
}
.social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: rgba(255,255,255,0.08);
    color: rgba(237,244,241,0.85);
    transition: all 0.25s ease;
}
.social-icon:hover {
    background: var(--accent);
    color: var(--bg-dark);
    transform: translateY(-2px);
}
.footer-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}
.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links li {
    margin-bottom: 10px;
}
.footer-links a {
    color: #C9D6D2;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}
.footer-links a:hover {
    color: var(--accent);
}
.footer-contact li {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #C9D6D2;
    font-size: 0.9rem;
    margin-bottom: 10px;
}
.footer-contact i {
    color: var(--accent);
    width: 18px;
    text-align: center;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 18px 0;
    margin-top: 48px;
    text-align: center;
}
.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(237,244,241,0.55);
    margin: 0;
}
/* 底部转化条 */
.bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1040;
    background: rgba(11,46,40,0.96);
    border-top: 1px solid var(--accent);
    padding: 12px 0;
    backdrop-filter: blur(10px);
}
.bottom-bar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.bottom-bar-text {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-dark-bg);
    font-size: 0.95rem;
    font-weight: 600;
}
.bottom-badge {
    background: linear-gradient(120deg, #FDF6E3, #F5E3C0);
    color: #0B2E28;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: var(--radius-pill);
    letter-spacing: 1px;
}
.bottom-bar .btn {
    padding: 8px 22px;
    min-height: 40px;
    font-size: 0.9rem;
    white-space: nowrap;
}
/* Bootstrap 覆盖 */
.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(201,168,106,0.25);
}
.dropdown-menu {
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--border-light);
}
/* 响应式 */
@media (max-width: 991px) {
    :root {
        --spacing-section: 56px;
    }
    .navbar-collapse {
        background: var(--bg-body);
        padding: 16px 0;
        border-top: 1px solid var(--border-light);
        margin-top: 8px;
    }
    .navbar-nav .nav-link {
        padding: 12px 16px;
        font-size: 1rem;
    }
    .navbar-nav .nav-link.active::after {
        left: 16px;
        right: 16px;
        bottom: 6px;
    }
    .header-cta {
        margin: 12px 0 4px;
        padding: 0 16px;
    }
    .header-cta .btn {
        width: 100%;
    }
    .article-container {
        padding: 36px 32px;
    }
}
@media (max-width: 767px) {
    :root {
        --spacing-section: 40px;
    }
    body {
        padding-bottom: 56px;
    }
    .article-main {
        padding: 32px 0 48px;
    }
    .article-container {
        padding: 24px 20px;
        border-radius: 16px;
    }
    .article-meta {
        gap: 10px 16px;
        font-size: 0.82rem;
    }
    .article-content {
        font-size: 1rem;
        line-height: 1.85;
    }
    .content-banner {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
    }
    .article-operations {
        flex-direction: column;
        align-items: stretch;
    }
    .pn-links {
        justify-content: space-between;
    }
    .related-section {
        padding: 48px 0 56px;
    }
    .cta-section {
        padding: 48px 0;
    }
    .site-footer {
        padding-top: 48px;
    }
    .footer-bottom {
        margin-top: 32px;
    }
    .bottom-bar {
        padding: 8px 0;
    }
    .bottom-bar-text {
        font-size: 0.85rem;
    }
    .bottom-bar .btn {
        padding: 8px 16px;
        font-size: 0.85rem;
        min-height: 36px;
    }
}
@media (max-width: 576px) {
    .article-title {
        font-size: 1.45rem;
    }
    .article-meta {
        flex-direction: column;
        gap: 6px;
    }
    .article-container {
        padding: 20px 16px;
    }
    .related-card {
        margin-bottom: 0;
    }
    .cta-buttons {
        flex-direction: column;
    }
    .cta-buttons .btn {
        width: 100%;
    }
    .bottom-bar-content {
        padding: 0 4px;
    }
}
@media (max-width: 520px) {
    .breadcrumb {
        font-size: 0.78rem;
        flex-wrap: nowrap;
        overflow: hidden;
    }
    .breadcrumb-item {
        white-space: nowrap;
    }
    .article-breadcrumb .breadcrumb-item:last-child {
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 160px;
    }
}