/* roulang page: index */
:root {
            --primary: #F25C2A;
            --primary-hover: #FF6B3D;
            --dark: #1B1F2A;
            --accent-yellow: #FFC53D;
            --accent-green: #2EC4B6;
            --bg-light: #FAF7F2;
            --bg-white: #FFFFFF;
            --text-body: #1B1F2A;
            --text-secondary: #5A6675;
            --text-muted: #8A93A0;
            --border: #E5E0D8;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-sm: 0 4px 16px rgba(27, 31, 42, 0.06);
            --shadow-md: 0 8px 24px rgba(27, 31, 42, 0.12);
            --shadow-orange: 0 2px 12px rgba(242, 92, 42, 0.35);
            --transition: all 0.3s ease;
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background: var(--bg-light);
            color: var(--text-body);
            line-height: 1.75;
            letter-spacing: 0.02em;
            overflow-x: hidden;
            margin: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-md);
        }

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

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

        button,
        input {
            font-family: inherit;
        }

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

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ===== 导航栏 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            height: 72px;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid transparent;
            transition: var(--transition);
        }

        .site-header.scrolled {
            border-bottom: 1px solid var(--border);
            box-shadow: 0 4px 20px rgba(27, 31, 42, 0.08);
        }

        .site-header .navbar {
            height: 72px;
            padding: 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: 0.01em;
        }

        .brand-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
        }

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

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav .nav-link {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-body);
            position: relative;
            padding: 8px 0;
        }

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

        .main-nav .nav-link:hover {
            color: var(--primary);
        }

        .main-nav .nav-link:hover::after,
        .main-nav .nav-link.active::after {
            width: 100%;
        }

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

        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 28px;
            background: var(--primary);
            color: #fff !important;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 16px;
            box-shadow: var(--shadow-orange);
            transition: var(--transition);
            border: none;
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(242, 92, 42, 0.45);
        }

        .nav-cta:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(242, 92, 42, 0.3);
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            padding: 8px;
            font-size: 24px;
            color: var(--dark);
            line-height: 1;
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--primary);
            border-radius: 6px;
        }

        @media (max-width: 991px) {
            .site-header {
                height: 60px;
            }

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

            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 12px 24px 24px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 12px 32px rgba(27, 31, 42, 0.1);
                display: none;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav .nav-link {
                width: 100%;
                padding: 14px 0;
                font-size: 16px;
                border-bottom: 1px solid var(--border);
            }

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

            .nav-cta {
                margin-top: 16px;
                width: 100%;
                height: 48px;
            }

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

        /* ===== 倒计时条 ===== */
        .countdown-bar {
            background: var(--bg-light);
            border-bottom: 1px solid var(--border);
            height: 44px;
            margin-top: 72px;
            display: flex;
            align-items: center;
            font-size: 14px;
        }

        .countdown-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .countdown-text {
            font-weight: 500;
            color: var(--text-body);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .countdown-text i {
            color: var(--primary);
        }

        .countdown-timer {
            display: flex;
            align-items: center;
            gap: 8px;
            font-variant-numeric: tabular-nums;
        }

        .timer-item {
            display: flex;
            align-items: baseline;
            gap: 2px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .timer-num {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 0 6px;
            min-width: 36px;
            text-align: center;
            line-height: 32px;
        }

        @media (max-width: 576px) {
            .countdown-bar {
                height: auto;
                padding: 8px 0;
            }

            .countdown-bar .container {
                flex-direction: column;
                gap: 4px;
                padding-top: 6px;
                padding-bottom: 6px;
            }
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 580px;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            display: flex;
            align-items: center;
            margin-top: 0;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(90deg, rgba(27, 31, 42, 0.85) 0%, rgba(27, 31, 42, 0.55) 50%, rgba(27, 31, 42, 0.2) 100%);
        }

        .hero .container {
            position: relative;
            z-index: 2;
            padding-top: 120px;
            padding-bottom: 120px;
        }

        .hero-content {
            display: flex;
            align-items: center;
            gap: 48px;
        }

        .hero-text {
            flex: 0 0 55%;
            max-width: 55%;
            color: #fff;
        }

        .hero-badge {
            display: inline-block;
            background: var(--accent-yellow);
            color: var(--dark);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .hero-text h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #fff;
            letter-spacing: 0.01em;
        }

        .hero-text p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.72);
            line-height: 1.7;
            max-width: 460px;
            margin-bottom: 32px;
        }

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

        .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 56px;
            padding: 0 36px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 16px;
            border: none;
            box-shadow: var(--shadow-orange);
            transition: var(--transition);
        }

        .btn-hero-primary:hover {
            background: var(--primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.4);
        }

        .btn-hero-primary:active {
            transform: translateY(0);
        }

        .btn-hero-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 56px;
            padding: 0 36px;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 16px;
            border: 1px solid rgba(255, 255, 255, 0.5);
            transition: var(--transition);
            backdrop-filter: blur(4px);
        }

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

        .btn-hero-outline:active {
            transform: translateY(0);
        }

        .hero-visual {
            flex: 0 0 45%;
            max-width: 45%;
            position: relative;
        }

        .hero-visual img {
            width: 100%;
            border-radius: 20px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
            animation: float 3.5s ease-in-out infinite;
            position: relative;
            z-index: 2;
        }

        .hero-visual::after {
            content: '';
            position: absolute;
            bottom: -12px;
            left: 20px;
            right: 20px;
            height: 30px;
            background: rgba(27, 31, 42, 0.2);
            filter: blur(20px);
            z-index: 1;
            border-radius: 50%;
        }

        @keyframes float {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-10px);
            }
        }

        @media (max-width: 991px) {
            .hero {
                min-height: auto;
                padding: 40px 0 60px;
            }

            .hero .container {
                padding-top: 100px;
                padding-bottom: 60px;
            }

            .hero-content {
                flex-direction: column;
                gap: 32px;
            }

            .hero-text {
                flex: 0 0 100%;
                max-width: 100%;
            }

            .hero-visual {
                flex: 0 0 100%;
                max-width: 100%;
            }

            .hero-text h1 {
                font-size: 32px;
            }

            .hero-visual img {
                max-width: 480px;
                margin: 0 auto;
                display: block;
            }
        }

        /* ===== 区块通用 ===== */
        .section-padding {
            padding: 96px 0;
        }

        .section-header {
            margin-bottom: 48px;
            position: relative;
            padding-left: 16px;
        }

        .section-header::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            width: 4px;
            height: 28px;
            background: var(--primary);
            border-radius: 4px;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-body);
            line-height: 1.3;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .section-header p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0;
            max-width: 560px;
        }

        @media (max-width: 768px) {
            .section-padding {
                padding: 56px 0;
            }

            .section-header h2 {
                font-size: 24px;
            }

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

        /* ===== 卖点区 ===== */
        .features-section {
            background: var(--bg-white);
        }

        .feature-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            height: 100%;
            transition: var(--transition);
            text-align: left;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(242, 92, 42, 0.4);
        }

        .feature-icon {
            width: 48px;
            height: 48px;
            background: rgba(242, 92, 42, 0.1);
            color: var(--primary);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 20px;
            transition: var(--transition);
        }

        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #fff;
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-body);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        @media (max-width: 768px) {
            .feature-card {
                padding: 20px;
            }
        }

        /* ===== 图墙 ===== */
        .gallery-section {
            background: var(--bg-light);
        }

        .gallery-card {
            display: block;
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

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

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

        .gallery-overlay {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to top, rgba(27, 31, 42, 0.8) 0%, rgba(27, 31, 42, 0) 100%);
            padding: 32px 20px 18px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .gallery-tag {
            align-self: flex-start;
            background: var(--accent-yellow);
            color: var(--dark);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }

        .gallery-overlay h3 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin: 0;
            line-height: 1.4;
        }

        /* ===== CTA区域 ===== */
        .cta-section {
            background: var(--dark);
            position: relative;
            overflow: hidden;
            padding: 96px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(242, 92, 42, 0.2);
            top: -120px;
            right: -80px;
            border: 24px solid rgba(255, 255, 255, 0.04);
        }

        .cta-section::after {
            content: '';
            position: absolute;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(255, 197, 61, 0.12);
            bottom: -40px;
            left: 10%;
            border: 12px solid rgba(255, 255, 255, 0.03);
        }

        .cta-inner {
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .cta-inner h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 600px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }

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

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 56px;
            padding: 0 40px;
            background: #fff;
            color: var(--primary);
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 16px;
            border: none;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }

        .btn-cta-primary:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.4);
        }

        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 56px;
            padding: 0 40px;
            background: transparent;
            color: #fff;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 16px;
            border: 1px solid rgba(255, 255, 255, 0.5);
            transition: var(--transition);
        }

        .btn-cta-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--accent-yellow);
            color: var(--accent-yellow);
            transform: translateY(-2px);
        }

        @media (max-width: 576px) {
            .cta-section {
                padding: 56px 0;
            }

            .cta-inner h2 {
                font-size: 24px;
            }

            .cta-btns {
                flex-direction: column;
            }

            .btn-cta-primary,
            .btn-cta-outline {
                width: 100%;
            }
        }

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

        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }

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

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

        .accordion-header {
            background: transparent;
        }

        .accordion-button {
            background: var(--bg-white);
            color: var(--text-body);
            font-size: 16px;
            font-weight: 600;
            padding: 20px 24px;
            position: relative;
            border: none;
            box-shadow: none;
            transition: var(--transition);
        }

        .accordion-button::before {
            content: '+';
            position: absolute;
            right: 24px;
            font-size: 22px;
            font-weight: 400;
            color: var(--primary);
            transition: transform 0.3s ease;
        }

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

        .accordion-button:not(.collapsed) {
            background: var(--bg-light);
            color: var(--primary);
            box-shadow: none;
            border-left: 4px solid var(--primary);
            border-radius: var(--radius-md) var(--radius-md) 0 0 !important;
        }

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

        .accordion-button:focus {
            box-shadow: 0 0 0 4px rgba(242, 92, 42, 0.12);
            outline: none;
        }

        .accordion-button:hover {
            color: var(--primary);
        }

        .accordion-body {
            background: var(--bg-light);
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.7;
            padding: 16px 24px 20px;
            border-top: 1px solid var(--border);
        }

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

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

        .news-item {
            display: flex;
            gap: 20px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px;
            transition: var(--transition);
        }

        .news-item:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(242, 92, 42, 0.3);
            transform: translateY(-2px);
        }

        .news-cover {
            flex: 0 0 120px;
            width: 120px;
            height: 120px;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: #F0EDE6;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .news-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-width: 0;
        }

        .news-badge {
            display: inline-block;
            background: rgba(242, 92, 42, 0.1);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 14px;
            border-radius: 999px;
            margin-bottom: 8px;
            align-self: flex-start;
            letter-spacing: 0.02em;
        }

        .news-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-body);
            line-height: 1.4;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .news-link {
            color: var(--text-secondary);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }

        .news-link:hover {
            color: var(--primary);
            transform: translateX(4px);
        }

        .news-empty {
            border: 2px dashed var(--border);
            border-radius: var(--radius-lg);
            padding: 48px 24px;
            text-align: center;
            color: var(--text-muted);
            font-size: 14px;
            background: var(--bg-white);
        }

        @media (max-width: 768px) {
            .news-item {
                flex-direction: row;
                gap: 12px;
                padding: 16px;
            }

            .news-cover {
                flex: 0 0 90px;
                width: 90px;
                height: 90px;
            }

            .news-title {
                font-size: 15px;
                -webkit-line-clamp: 2;
            }

            .news-summary {
                -webkit-line-clamp: 2;
                font-size: 13px;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark);
            color: #B8BFC9;
            padding: 64px 0 0;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 900;
        }

        .footer-desc {
            font-size: 14px;
            color: #8A93A0;
            line-height: 1.6;
            max-width: 280px;
            margin-bottom: 20px;
        }

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

        .social-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.08);
            color: #B8BFC9;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: var(--transition);
        }

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

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            font-size: 14px;
            color: #B8BFC9;
            transition: var(--transition);
        }

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

        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: 14px;
            color: #B8BFC9;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact i {
            color: var(--accent-yellow);
            width: 16px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 48px;
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: #8A93A0;
        }

        @media (max-width: 768px) {
            .site-footer {
                padding: 48px 0 0;
            }

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

        /* ===== 通用工具 ===== */
        .text-primary-custom {
            color: var(--primary);
        }

        .bg-white {
            background: var(--bg-white);
        }

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

        .btn:focus,
        .btn:active:focus,
        .accordion-button:focus {
            box-shadow: 0 0 0 4px rgba(242, 92, 42, 0.15);
        }

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

        @media (max-width: 991px) {
            .section-padding {
                padding: 72px 0;
            }
        }

        @media (max-width: 576px) {
            .section-padding {
                padding: 56px 0;
            }

            .hero .container {
                padding-top: 110px;
                padding-bottom: 50px;
            }

            .hero-text h1 {
                font-size: 30px;
            }

            .hero-btns {
                flex-direction: column;
            }

            .btn-hero-primary,
            .btn-hero-outline {
                width: 100%;
            }
        }

/* roulang page: article */
:root {
            --brand-primary: #F25C2A;
            --brand-primary-hover: #FF6B3D;
            --brand-dark: #1B1F2A;
            --brand-accent: #FFC53D;
            --brand-green: #2EC4B6;
            --bg-main: #FAF7F2;
            --bg-white: #FFFFFF;
            --text-main: #1B1F2A;
            --text-sub: #5A6675;
            --text-weak: #8A93A0;
            --border-color: #E5E0D8;
            --radius-card: 16px;
            --radius-btn: 12px;
            --shadow-card: 0 4px 16px rgba(27, 31, 42, 0.06);
            --shadow-hover: 0 8px 24px rgba(27, 31, 42, 0.12);
            --transition-base: all 0.3s ease;
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg-main);
            color: var(--text-main);
            font-size: 16px;
            line-height: 1.75;
            letter-spacing: 0.02em;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        button {
            border: none;
            background: none;
            font-family: inherit;
            cursor: pointer;
        }

        input,
        textarea {
            font-family: inherit;
        }

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

        /* ========== Header ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid transparent;
            transition: var(--transition-base);
        }

        .site-header.scrolled {
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 2px 20px rgba(27, 31, 42, 0.08);
        }

        .site-header .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            padding: 0;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-main);
            white-space: nowrap;
        }

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

        .logo-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--brand-primary), #FF8A5C);
            color: #fff;
            border-radius: 12px;
            font-size: 18px;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .main-nav .nav-link {
            display: block;
            padding: 10px 16px;
            font-size: 16px;
            font-weight: 500;
            color: #3D4552;
            border-radius: 8px;
            position: relative;
            transition: var(--transition-base);
        }

        .main-nav .nav-link::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--brand-primary);
            border-radius: 2px;
            transform: scaleX(0);
            transition: var(--transition-base);
        }

        .main-nav .nav-link:hover {
            color: var(--brand-primary);
        }

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

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

        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            background: var(--brand-primary);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            box-shadow: 0 2px 12px rgba(242, 92, 42, 0.35);
            margin-left: 8px;
            transition: var(--transition-base);
        }

        .nav-cta:hover {
            background: var(--brand-primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(242, 92, 42, 0.4);
        }

        .navbar-toggler {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            border: 1px solid var(--border-color);
            font-size: 18px;
            color: var(--text-main);
            background: var(--bg-white);
            transition: var(--transition-base);
        }

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

        @media (max-width: 991px) {
            .site-header {
                height: 60px;
            }

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

            .navbar-toggler {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 20px 40px rgba(27, 31, 42, 0.1);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition-base);
                max-height: calc(100vh - 60px);
                overflow-y: auto;
            }

            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .main-nav .nav-link {
                padding: 14px 12px;
                font-size: 17px;
                border-radius: 10px;
            }

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

            .main-nav .nav-link:hover,
            .main-nav .nav-link.active {
                background: rgba(242, 92, 42, 0.08);
            }

            .nav-cta {
                margin: 12px 0 0;
                height: 48px;
                width: 100%;
                font-size: 16px;
            }
        }

        @media (max-width: 576px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .brand-logo {
                font-size: 17px;
            }

            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 16px;
                border-radius: 10px;
            }

            .main-nav {
                padding: 16px 16px 24px;
            }
        }

        /* ========== Page Hero ========== */
        .page-hero {
            position: relative;
            min-height: 320px;
            display: flex;
            align-items: center;
            margin-top: 72px;
            background: linear-gradient(90deg, var(--brand-dark) 0%, rgba(27, 31, 42, 0.85) 60%, rgba(27, 31, 42, 0.6) 100%), url('/assets/images/backpic/back-2.webp') no-repeat center center / cover;
            color: #fff;
            padding: 80px 0 60px;
            overflow: hidden;
        }

        .page-hero .hero-inner {
            max-width: 760px;
        }

        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 197, 61, 0.15);
            border: 1px solid rgba(255, 197, 61, 0.4);
            color: var(--brand-accent);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 20px;
        }

        .page-hero h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .page-hero p {
            font-size: 16px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 0;
            max-width: 620px;
        }

        @media (max-width: 767px) {
            .page-hero {
                min-height: 260px;
                margin-top: 60px;
                padding: 48px 0 40px;
            }

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

            .page-hero p {
                font-size: 15px;
            }
        }

        /* ========== Breadcrumb ========== */
        .article-breadcrumb {
            padding: 24px 0 8px;
        }

        .article-breadcrumb .breadcrumb {
            margin: 0;
            font-size: 13px;
            color: var(--text-weak);
        }

        .article-breadcrumb .breadcrumb a {
            color: var(--text-weak);
            transition: var(--transition-base);
        }

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

        .article-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
            content: '/';
            color: var(--border-color);
        }

        .article-breadcrumb .breadcrumb-item.active {
            color: var(--text-main);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 320px;
        }

        @media (max-width: 576px) {
            .article-breadcrumb .breadcrumb-item.active {
                max-width: 180px;
            }
        }

        /* ========== Article Content ========== */
        .article-main {
            padding: 24px 0 0;
        }

        .article-header {
            max-width: 760px;
            margin: 0 auto 32px;
        }

        .article-header h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 20px;
            letter-spacing: 0.01em;
            color: var(--text-main);
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-weak);
            margin-bottom: 24px;
        }

        .article-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-meta .meta-dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: var(--border-color);
        }

        .article-meta .meta-category {
            display: inline-block;
            padding: 2px 12px;
            background: rgba(242, 92, 42, 0.1);
            color: var(--brand-primary);
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
        }

        .article-body {
            max-width: 760px;
            margin: 0 auto;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-main);
            letter-spacing: 0.02em;
        }

        .article-body p {
            margin-bottom: 16px;
        }

        .article-body h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 48px 0 16px;
            position: relative;
            padding-left: 16px;
        }

        .article-body h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            background: var(--brand-primary);
            border-radius: 4px;
        }

        .article-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 32px 0 12px;
            position: relative;
            padding-left: 16px;
        }

        .article-body h3::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            background: var(--brand-primary);
            border-radius: 4px;
        }

        .article-body blockquote {
            margin: 24px 0;
            padding: 16px 20px;
            background: #FAF0E6;
            border-left: 4px solid var(--brand-primary);
            border-radius: 8px;
            color: var(--text-sub);
            font-size: 15px;
        }

        .article-body ul,
        .article-body ol {
            margin: 16px 0;
            padding-left: 24px;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-body a {
            color: var(--brand-primary);
            border-bottom: 1px solid rgba(242, 92, 42, 0.3);
        }

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

        .article-body img {
            border-radius: 12px;
            margin: 24px 0;
            box-shadow: var(--shadow-card);
        }

        .article-body pre {
            background: var(--brand-dark);
            color: #E8E4DE;
            padding: 20px;
            border-radius: 12px;
            overflow-x: auto;
            font-size: 14px;
            line-height: 1.6;
            margin: 24px 0;
        }

        .article-body code {
            font-family: 'Consolas', 'Monaco', monospace;
            font-size: 0.9em;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
        }

        .article-body th,
        .article-body td {
            padding: 12px 16px;
            border: 1px solid var(--border-color);
            text-align: left;
        }

        .article-body th {
            background: var(--bg-white);
            font-weight: 600;
        }

        /* Tags */
        .article-tags {
            max-width: 760px;
            margin: 48px auto 0;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .article-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background: rgba(242, 92, 42, 0.08);
            color: var(--brand-primary);
            font-size: 13px;
            border-radius: 999px;
            border: 1px solid rgba(242, 92, 42, 0.12);
            transition: var(--transition-base);
        }

        .article-tag:hover {
            background: var(--brand-primary);
            color: #fff;
            border-color: var(--brand-primary);
        }

        /* Not found state */
        .article-not-found {
            max-width: 760px;
            margin: 120px auto;
            text-align: center;
            padding: 60px 40px;
            background: var(--bg-white);
            border: 2px dashed var(--border-color);
            border-radius: var(--radius-card);
        }

        .article-not-found .not-found-icon {
            font-size: 56px;
            color: var(--text-weak);
            margin-bottom: 20px;
        }

        .article-not-found h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .article-not-found p {
            font-size: 15px;
            color: var(--text-sub);
            margin-bottom: 24px;
        }

        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 48px;
            padding: 0 28px;
            background: var(--brand-primary);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            box-shadow: 0 2px 12px rgba(242, 92, 42, 0.3);
            transition: var(--transition-base);
        }

        .btn-back-home:hover {
            background: var(--brand-primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(242, 92, 42, 0.4);
        }

        /* ========== Related ========== */
        .related-section {
            padding: 72px 0;
            max-width: 760px;
            margin: 0 auto;
        }

        .related-section .section-title {
            font-size: 24px;
            font-weight: 800;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .related-section .section-title::before {
            content: '';
            width: 4px;
            height: 22px;
            background: var(--brand-primary);
            border-radius: 4px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .related-card {
            display: block;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(242, 92, 42, 0.3);
            color: inherit;
        }

        .related-thumb {
            aspect-ratio: 4/3;
            background: var(--border-color);
            overflow: hidden;
        }

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

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

        .related-info {
            padding: 14px 16px 16px;
        }

        .related-info h3 {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-info .related-date {
            font-size: 12px;
            color: var(--text-weak);
        }

        @media (max-width: 767px) {
            .related-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--brand-dark);
            color: #B8BFC9;
            padding: 64px 0 0;
            margin-top: 72px;
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .site-footer .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: #8A93A0;
            margin-bottom: 20px;
            max-width: 320px;
        }

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

        .footer-social .social-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.08);
            color: #B8BFC9;
            font-size: 16px;
            transition: var(--transition-base);
        }

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

        .site-footer .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

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

        .site-footer .footer-links li {
            margin-bottom: 12px;
        }

        .site-footer .footer-links a {
            color: #8A93A0;
            font-size: 14px;
            transition: var(--transition-base);
        }

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

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

        .site-footer .footer-contact li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: #8A93A0;
            margin-bottom: 12px;
        }

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

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 48px;
            padding: 20px 0;
            text-align: center;
        }

        .site-footer .footer-bottom .container {
            font-size: 13px;
            color: #6B7380;
        }

        @media (max-width: 767px) {
            .site-footer {
                padding: 48px 0 0;
            }

            .site-footer .footer-title {
                margin-bottom: 16px;
            }
        }

        /* ========== Focus state ========== */
        a:focus-visible,
        button:focus-visible,
        .form-control:focus-visible {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

/* roulang page: category1 */
:root {
            --primary: #F25C2A;
            --primary-light: #FF6B3D;
            --dark: #1B1F2A;
            --accent: #FFC53D;
            --success: #2EC4B6;
            --bg: #FAF7F2;
            --white: #FFFFFF;
            --text: #1B1F2A;
            --text-secondary: #5A6675;
            --text-muted: #8A93A0;
            --border: #E5E0D8;
            --radius: 16px;
            --radius-sm: 12px;
            --shadow: 0 4px 16px rgba(27, 31, 42, 0.06);
            --shadow-lg: 0 8px 24px rgba(27, 31, 42, 0.12);
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
            background: var(--bg);
            color: var(--text);
            font-size: 16px;
            line-height: 1.75;
            letter-spacing: 0.02em;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
        }

        .container {
            max-width: 1280px;
        }

        /* ===== 按钮系统 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            line-height: 1;
            border: none;
            transition: var(--transition);
            letter-spacing: 0.02em;
        }

        .btn:focus-visible,
        .nav-link:focus-visible,
        .nav-cta:focus-visible,
        .gallery-card:focus-visible,
        .faq-question:focus-visible {
            outline: 3px solid rgba(242, 92, 42, 0.4);
            outline-offset: 2px;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 12px rgba(242, 92, 42, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 20px rgba(242, 92, 42, 0.4);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 1px 6px rgba(242, 92, 42, 0.3);
        }

        .btn-outline-light {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.75);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-outline-light:active {
            transform: translateY(0);
        }

        ===== 顶部导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid transparent;
            transition: var(--transition);
        }

        .site-header.scrolled {
            border-bottom-color: var(--border);
            box-shadow: 0 4px 16px rgba(27, 31, 42, 0.08);
        }

        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            padding: 0;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.01em;
            flex-shrink: 0;
        }

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

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
            box-shadow: 0 2px 8px rgba(242, 92, 42, 0.3);
        }

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

        .main-nav li {
            margin: 0;
        }

        .nav-link {
            position: relative;
            display: inline-block;
            padding: 10px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-radius: 8px;
            letter-spacing: 0.02em;
        }

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

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

        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 4px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 26px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            margin-left: 12px;
            box-shadow: 0 2px 12px rgba(242, 92, 42, 0.35);
            transition: var(--transition);
        }

        .nav-cta:hover {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 20px rgba(242, 92, 42, 0.4);
        }

        .navbar-toggler {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--text);
            border-radius: 8px;
            transition: var(--transition);
        }

        .navbar-toggler:hover {
            background: rgba(242, 92, 42, 0.08);
            color: var(--primary);
        }

        /* ===== 分类页 Hero ===== */
        .page-hero {
            position: relative;
            padding: 140px 0 72px;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 400px;
            display: flex;
            align-items: center;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(27, 31, 42, 0.9) 0%, rgba(27, 31, 42, 0.68) 55%, rgba(27, 31, 42, 0.35) 100%);
        }

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

        .breadcrumb-nav {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }

        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.65);
        }

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

        .breadcrumb-nav .sep {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.4);
        }

        .breadcrumb-nav .current {
            color: #fff;
            font-weight: 500;
        }

        .page-hero h1 {
            font-size: 46px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            line-height: 1.2;
            letter-spacing: 0.01em;
        }

        .page-hero .lead-text {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.82);
            max-width: 540px;
            margin-bottom: 28px;
            line-height: 1.7;
        }

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

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

        .section-head {
            position: relative;
            padding-left: 16px;
            margin-bottom: 48px;
        }

        .section-bar {
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            background: var(--primary);
            border-radius: 4px;
        }

        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== 卖点卡片 ===== */
        .feature-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            height: 100%;
            transition: var(--transition);
        }

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

        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(242, 92, 42, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 20px;
            transition: var(--transition);
        }

        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #fff;
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }

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

        /* ===== 图墙卡片 ===== */
        .gallery-card {
            position: relative;
            display: block;
            border-radius: var(--radius);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            box-shadow: var(--shadow);
            transition: var(--transition);
            background: #e8e4de;
        }

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

        .gallery-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(27, 31, 42, 0.65) 0%, transparent 60%);
            pointer-events: none;
        }

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

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

        .gallery-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--accent);
            color: var(--dark);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
            z-index: 2;
            letter-spacing: 0.03em;
        }

        .gallery-title {
            position: absolute;
            bottom: 16px;
            left: 16px;
            right: 16px;
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            z-index: 2;
            line-height: 1.3;
            text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
        }

        .gallery-desc {
            position: absolute;
            bottom: 44px;
            left: 16px;
            right: 16px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
            z-index: 2;
            display: none;
        }

        .gallery-card:hover .gallery-desc {
            display: block;
        }

        /* ===== 数据统计 ===== */
        .stats-wrapper {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            background: var(--dark);
            border-radius: 24px;
            padding: 52px 48px;
            position: relative;
            overflow: hidden;
        }

        .stats-wrapper::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            border: 36px solid rgba(242, 92, 42, 0.18);
        }

        .stat-item {
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .stat-num {
            font-size: 46px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
        }

        .stat-label {
            color: rgba(255, 255, 255, 0.72);
            font-size: 14px;
            margin-top: 6px;
            letter-spacing: 0.03em;
        }

        /* ===== 流程步骤 ===== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .process-step {
            position: relative;
            background: var(--white);
            border-radius: var(--radius);
            padding: 40px 28px 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
        }

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

        .step-num {
            font-size: 52px;
            font-weight: 800;
            color: rgba(242, 92, 42, 0.15);
            line-height: 1;
            margin-bottom: 16px;
        }

        .process-step h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }

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

        /* ===== 场景区域 ===== */
        .scene-row {
            display: flex;
            gap: 48px;
            align-items: center;
            background: var(--white);
            border-radius: 24px;
            padding: 48px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
        }

        .scene-img-wrap {
            flex: 1;
            border-radius: var(--radius);
            overflow: hidden;
            min-height: 280px;
            background: #e8e4de;
        }

        .scene-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 280px;
        }

        .scene-content {
            flex: 1;
        }

        .scene-content h2 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .scene-content p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .scene-list {
            margin-top: 12px;
        }

        .scene-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
            color: var(--text);
            margin-bottom: 12px;
            line-height: 1.5;
        }

        .scene-list li i {
            color: var(--success);
            margin-top: 4px;
            font-size: 14px;
            flex-shrink: 0;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 960px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            width: 100%;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            background: transparent;
            border: none;
            border-left: 4px solid transparent;
            transition: var(--transition);
        }

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

        .faq-question.active {
            color: var(--primary);
            border-left-color: var(--primary);
        }

        .faq-icon {
            font-size: 20px;
            font-weight: 400;
            flex-shrink: 0;
            color: var(--text-muted);
            transition: transform 0.3s ease, color 0.3s ease;
        }

        .faq-question.active .faq-icon {
            transform: rotate(45deg);
            color: var(--primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-answer-inner {
            padding: 0 24px 22px;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.7;
            border-top: 1px solid var(--border);
            padding-top: 14px;
            margin-top: 2px;
        }

        /* ===== CTA 区域 ===== */
        .section-cta {
            padding: 72px 0 96px;
        }

        .cta-box {
            background: var(--dark);
            border-radius: 24px;
            padding: 72px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            border: 44px solid rgba(242, 92, 42, 0.18);
        }

        .cta-box::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -60px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            border: 30px solid rgba(255, 197, 61, 0.12);
        }

        .cta-box h2 {
            position: relative;
            z-index: 1;
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

        .cta-box p {
            position: relative;
            z-index: 1;
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            margin-bottom: 32px;
        }

        .cta-actions {
            position: relative;
            z-index: 1;
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-cta-primary {
            height: 56px;
            padding: 0 38px;
            background: #fff;
            color: var(--primary);
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .btn-cta-primary:hover {
            background: var(--accent);
            color: var(--dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 197, 61, 0.3);
        }

        .btn-cta-outline {
            height: 56px;
            padding: 0 38px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .btn-cta-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark);
            color: #B8BFC9;
            padding-top: 72px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 20px;
            max-width: 320px;
        }

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

        .social-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.08);
            color: #B8BFC9;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: var(--transition);
        }

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

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }

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

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
        }

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

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 10px;
        }

        .footer-contact i {
            width: 20px;
            color: var(--primary);
            text-align: center;
        }

        .footer-bottom {
            margin-top: 56px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199px) {
            .stats-wrapper {
                padding: 40px 24px;
            }
            .stat-num {
                font-size: 38px;
            }
        }

        @media (max-width: 991px) {
            .site-header,
            .navbar {
                height: 60px;
            }

            .navbar-toggler {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 16px;
                box-shadow: 0 12px 32px rgba(27, 31, 42, 0.12);
                display: none;
                gap: 4px;
                border-top: 1px solid var(--border);
            }

            .main-nav.open {
                display: flex;
            }

            .nav-link {
                padding: 14px 16px;
                border-radius: 10px;
            }

            .nav-link.active {
                background: rgba(242, 92, 42, 0.08);
            }

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

            .nav-cta {
                margin: 8px 0 4px;
                justify-content: center;
                height: 48px;
            }

            .page-hero {
                padding: 110px 0 56px;
                min-height: 340px;
            }

            .page-hero h1 {
                font-size: 36px;
            }

            .page-hero .lead-text {
                font-size: 16px;
            }

            .section {
                padding: 72px 0;
            }

            .section-head h2 {
                font-size: 26px;
            }

            .stats-wrapper {
                grid-template-columns: repeat(2, 1fr);
                padding: 36px 24px;
            }

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

            .scene-row {
                flex-direction: column;
                padding: 32px;
                gap: 24px;
            }

            .cta-box {
                padding: 48px 28px;
            }

            .cta-box h2 {
                font-size: 28px;
            }
        }

        @media (max-width: 767px) {
            .section {
                padding: 56px 0;
            }

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

            .section-head h2 {
                font-size: 24px;
            }

            .page-hero {
                padding: 100px 0 48px;
                min-height: auto;
            }

            .page-hero h1 {
                font-size: 32px;
            }

            .hero-actions {
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
            }

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

            .feature-card {
                padding: 24px;
            }

            .stats-wrapper {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
                padding: 32px 20px;
                border-radius: 18px;
            }

            .stat-num {
                font-size: 32px;
            }

            .scene-row {
                padding: 24px;
                border-radius: 18px;
            }

            .scene-content h2 {
                font-size: 22px;
            }

            .cta-box {
                padding: 40px 20px;
                border-radius: 18px;
            }

            .cta-actions {
                flex-direction: column;
            }

            .btn-cta-primary,
            .btn-cta-outline {
                width: 100%;
            }

            .footer-bottom {
                padding: 16px;
            }

            .footer-bottom .container {
                padding: 0 16px;
            }

            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }

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

        @media (max-width: 520px) {
            .brand-logo {
                font-size: 16px;
            }

            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
                border-radius: 10px;
            }

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

            .page-hero .lead-text {
                font-size: 15px;
            }

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

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

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

            .stat-num {
                font-size: 28px;
            }

            .stat-label {
                font-size: 13px;
            }

            .gallery-card {
                aspect-ratio: 16 / 10;
            }

            .cta-box h2 {
                font-size: 24px;
            }

            .cta-box p {
                font-size: 15px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #F25C2A;
            --primary-hover: #FF6B3D;
            --dark: #1B1F2A;
            --accent-yellow: #FFC53D;
            --accent-green: #2EC4B6;
            --bg-main: #FAF7F2;
            --bg-white: #FFFFFF;
            --text-main: #1B1F2A;
            --text-sub: #5A6675;
            --text-weak: #8A93A0;
            --border-color: #E5E0D8;
            --radius-card: 16px;
            --radius-btn: 12px;
            --shadow-card: 0 4px 16px rgba(27, 31, 42, 0.06);
            --shadow-hover: 0 8px 24px rgba(27, 31, 42, 0.12);
            --spacing-section: 96px;
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-main);
            background: var(--bg-main);
            letter-spacing: 0.02em;
            padding-top: 72px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            font-family: inherit;
            border: none;
            cursor: pointer;
            background: none;
        }
        input,
        textarea {
            font-family: inherit;
        }
        ul {
            list-style: none;
        }
        .container {
            max-width: 1280px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-head {
            position: relative;
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text-main);
            padding-left: 18px;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .section-head::before {
            content: "";
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            border-radius: 999px;
            background: var(--primary);
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-sub);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 40px;
        }
        .btn-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 28px;
            background: var(--primary);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: none;
            transition: all 0.3s ease;
            box-shadow: 0 2px 12px rgba(242, 92, 42, 0.3);
        }
        .btn-main:hover {
            background: var(--primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(242, 92, 42, 0.4);
        }
        .btn-main:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(242, 92, 42, 0.25);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 28px;
            background: #fff;
            color: var(--text-main);
            font-size: 16px;
            font-weight: 600;
            border: 1px solid #D9D2C8;
            border-radius: var(--radius-btn);
            transition: all 0.3s ease;
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }
        .btn-outline:active {
            transform: translateY(0);
        }

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid transparent;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
        }
        .site-header.scrolled {
            border-bottom-color: var(--border-color);
            box-shadow: 0 4px 20px rgba(27, 31, 42, 0.06);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 0;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .brand-logo:hover {
            color: var(--text-main);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--primary);
            color: #fff;
            font-size: 18px;
            border-radius: 10px;
            box-shadow: 0 2px 8px rgba(242, 92, 42, 0.35);
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
        }
        .main-nav>li {
            margin: 0;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            height: 40px;
            padding: 0 18px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: 10px;
            position: relative;
            transition: color 0.3s ease;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 2px;
            height: 2px;
            border-radius: 999px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link:hover::after {
            transform: scaleX(1);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            transform: scaleX(1);
        }
        .main-nav .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            background: var(--primary);
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            box-shadow: 0 2px 12px rgba(242, 92, 42, 0.35);
            transition: all 0.3s ease;
            margin-left: 12px;
        }
        .main-nav .nav-cta:hover {
            background: var(--primary-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(242, 92, 42, 0.4);
        }
        .navbar-toggler {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid var(--border-color);
            border-radius: 10px;
            background: #fff;
            color: var(--text-main);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }
        .navbar-toggler:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            min-height: 260px;
            display: flex;
            align-items: center;
            background: linear-gradient(90deg, rgba(27, 31, 42, 0.88) 0%, rgba(27, 31, 42, 0.55) 60%, rgba(27, 31, 42, 0.35) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            color: #fff;
            overflow: hidden;
        }
        .page-banner::after {
            content: "";
            position: absolute;
            right: -80px;
            bottom: -100px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            border: 40px solid rgba(255, 197, 61, 0.18);
            pointer-events: none;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
            padding-top: 56px;
            padding-bottom: 56px;
        }
        .page-banner h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .page-banner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 520px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Activity Features ===== */
        .activity-features {
            padding: 80px 0;
            background: var(--bg-main);
        }
        .feature-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 28px;
            height: 100%;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(242, 92, 42, 0.4);
        }
        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(242, 92, 42, 0.1);
            color: var(--primary);
            font-size: 20px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            transition: all 0.3s ease;
        }
        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #fff;
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ===== Activity Cards ===== */
        .activity-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-white);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .activity-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }
        .activity-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(242, 92, 42, 0.35);
        }
        .activity-cover {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4/3;
            background: #E8E4DE;
        }
        .activity-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .activity-card:hover .activity-cover img {
            transform: scale(1.05);
        }
        .activity-cover::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(27, 31, 42, 0.5) 100%);
            pointer-events: none;
        }
        .activity-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            height: 26px;
            padding: 0 12px;
            background: var(--accent-yellow);
            color: #1B1F2A;
            font-size: 12px;
            font-weight: 700;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .activity-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .activity-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .activity-body p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .activity-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid #F0ECE6;
            padding-top: 14px;
            margin-top: auto;
        }
        .activity-time {
            font-size: 13px;
            color: var(--text-weak);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .activity-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.3s ease;
        }
        .activity-more:hover {
            gap: 8px;
            color: var(--primary);
        }

        /* ===== Steps ===== */
        .steps-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-main);
        }
        .step-item {
            position: relative;
            text-align: center;
            padding: 32px 20px;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            height: 100%;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .step-num {
            width: 52px;
            height: 52px;
            margin: 0 auto 18px;
            border-radius: 14px;
            background: rgba(242, 92, 42, 0.1);
            color: var(--primary);
            font-size: 22px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }
        .step-item:hover .step-num {
            background: var(--primary);
            color: #fff;
        }
        .step-item h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--spacing-section) 0;
            background: var(--bg-white);
            border-top: 1px solid var(--border-color);
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }
        .accordion-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--bg-white);
            box-shadow: 0 2px 8px rgba(27, 31, 42, 0.04);
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .accordion-item:hover {
            border-color: rgba(242, 92, 42, 0.3);
        }
        .accordion-button {
            min-height: 58px;
            padding: 16px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            background: var(--bg-white);
            border: none;
            display: flex;
            align-items: center;
            gap: 12px;
            transition: color 0.3s ease, background 0.3s ease;
        }
        .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: #FFF8F4;
            box-shadow: inset 4px 0 0 var(--primary);
        }
        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(242, 92, 42, 0.15);
            outline: none;
        }
        .accordion-button::after {
            display: none !important;
        }
        .faq-icon {
            margin-left: auto;
            flex-shrink: 0;
            font-size: 20px;
            line-height: 1;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
        }
        .faq-icon .fa-minus {
            display: none;
        }
        .accordion-button:not(.collapsed) .faq-icon .fa-plus {
            display: none;
        }
        .accordion-button:not(.collapsed) .faq-icon .fa-minus {
            display: inline;
        }
        .accordion-body {
            padding: 0 20px 20px;
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            border-top: 1px solid #F0ECE6;
            margin-top: 0;
        }

        /* ===== CTA ===== */
        .page-cta {
            position: relative;
            padding: 90px 0;
            background: var(--dark);
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .page-cta::before {
            content: "";
            position: absolute;
            left: -100px;
            top: -100px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            border: 50px solid rgba(242, 92, 42, 0.15);
            pointer-events: none;
        }
        .page-cta::after {
            content: "";
            position: absolute;
            right: -60px;
            bottom: -80px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }
        .page-cta .container {
            position: relative;
            z-index: 2;
        }
        .page-cta h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .page-cta p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 480px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }
        .cta-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-cta-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 56px;
            padding: 0 36px;
            background: #fff;
            color: var(--primary);
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: all 0.3s ease;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }
        .btn-cta-light:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.4);
        }
        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 56px;
            padding: 0 36px;
            background: transparent;
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            border: 1px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            transition: all 0.3s ease;
        }
        .btn-cta-outline:hover {
            border-color: var(--primary);
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: #B8BFC9;
            padding-top: 64px;
            font-size: 14px;
        }
        .site-footer .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }
        .site-footer .footer-desc {
            color: #8A93A0;
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 300px;
            font-size: 14px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .social-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: rgba(255, 255, 255, 0.08);
            color: #B8BFC9;
            font-size: 16px;
            border-radius: 10px;
            transition: all 0.3s ease;
        }
        .social-icon:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--primary);
            border-radius: 999px;
        }
        .footer-links {
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #8A93A0;
            font-size: 14px;
            transition: color 0.3s ease, padding-left 0.3s ease;
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-contact {
            margin: 0;
            padding: 0;
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            color: #8A93A0;
            font-size: 14px;
        }
        .footer-contact li i {
            color: var(--primary);
            width: 18px;
            text-align: center;
        }
        .footer-bottom {
            margin-top: 48px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            text-align: center;
            color: #8A93A0;
            font-size: 13px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1199.98px) {
            .feature-card {
                padding: 24px;
            }
            .activity-body {
                padding: 18px 18px 20px;
            }
        }
        @media (max-width: 991.98px) {
            :root {
                --spacing-section: 72px;
            }
            body {
                padding-top: 60px;
            }
            .site-header {
                height: 60px;
            }
            .navbar-toggler {
                display: inline-flex;
            }
            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 24px 24px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 12px 30px rgba(27, 31, 42, 0.08);
                transform: translateY(-12px);
                opacity: 0;
                visibility: hidden;
                transition: all 0.3s ease;
                max-height: calc(100vh - 60px);
                overflow-y: auto;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .main-nav>li {
                margin: 0;
                border-bottom: 1px solid #F0ECE6;
            }
            .main-nav>li:last-child {
                border-bottom: none;
            }
            .nav-link {
                height: 50px;
                padding: 0 8px;
                display: flex;
                align-items: center;
            }
            .nav-link::after {
                left: 8px;
                right: auto;
                width: 0;
                height: 100%;
                top: 0;
                bottom: 0;
                border-radius: 0;
                transition: width 0.3s ease;
            }
            .nav-link.active::after {
                width: 3px;
            }
            .nav-link:hover::after {
                width: 3px;
            }
            .main-nav .nav-cta {
                margin: 16px 0 0;
                height: 48px;
                width: 100%;
                justify-content: center;
            }
            .page-banner {
                min-height: 220px;
            }
            .page-banner h1 {
                font-size: 32px;
            }
            .section-head {
                font-size: 26px;
            }
            .page-cta h2 {
                font-size: 26px;
            }
            .cta-btns {
                flex-direction: column;
                align-items: center;
            }
            .btn-cta-light,
            .btn-cta-outline {
                width: 100%;
                max-width: 320px;
            }
        }
        @media (max-width: 767.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            :root {
                --spacing-section: 56px;
            }
            .page-banner {
                min-height: 200px;
            }
            .page-banner h1 {
                font-size: 28px;
            }
            .page-banner p {
                font-size: 14px;
            }
            .section-head {
                font-size: 24px;
            }
            .feature-card {
                padding: 22px;
            }
            .step-item {
                padding: 26px 16px;
            }
            .accordion-button {
                font-size: 15px;
                padding: 14px 16px;
            }
            .accordion-body {
                padding: 0 16px 16px;
                font-size: 14px;
            }
            .page-cta {
                padding: 64px 0;
            }
            .site-footer {
                padding-top: 48px;
            }
            .site-footer .footer-brand {
                font-size: 18px;
            }
        }
        @media (max-width: 575.98px) {
            .brand-logo {
                font-size: 18px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }
            .activity-body {
                padding: 16px;
            }
            .activity-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #F25C2A;
            --primary-light: #FF6B3D;
            --primary-dark: #D94A1E;
            --dark: #1B1F2A;
            --accent: #FFC53D;
            --success: #2EC4B6;
            --bg: #FAF7F2;
            --white: #FFFFFF;
            --text: #1B1F2A;
            --text-secondary: #5A6675;
            --text-muted: #8A93A0;
            --border: #E5E0D8;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --shadow-card: 0 4px 16px rgba(27, 31, 42, 0.06);
            --shadow-hover: 0 8px 24px rgba(27, 31, 42, 0.12);
            --transition: all 0.3s ease;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            letter-spacing: 0.02em;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

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

        @media (max-width: 768px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* =========================== Header Nav =========================== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 72px;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid transparent;
            z-index: 1000;
            transition: var(--transition);
        }

        .site-header.scrolled {
            border-bottom: 1px solid var(--border);
            box-shadow: 0 4px 20px rgba(27, 31, 42, 0.06);
        }

        .site-header .navbar {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0;
            flex-wrap: nowrap;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.01em;
            white-space: nowrap;
        }

        .brand-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--primary);
            color: var(--white);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            box-shadow: 0 2px 12px rgba(242, 92, 42, 0.35);
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 32px;
        }

        .main-nav .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            position: relative;
            padding: 8px 2px;
            letter-spacing: 0.02em;
        }

        .main-nav .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
            transition: width 0.3s ease;
        }

        .main-nav .nav-link:hover {
            color: var(--primary);
        }

        .main-nav .nav-link:hover::after,
        .main-nav .nav-link.active::after {
            width: 100%;
        }

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

        .nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            background: var(--primary);
            color: var(--white) !important;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            box-shadow: 0 2px 12px rgba(242, 92, 42, 0.35);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-cta:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(242, 92, 42, 0.4);
        }

        .navbar-toggler {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid var(--border);
            border-radius: 10px;
            background: var(--white);
            color: var(--text);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }

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

        @media (max-width: 991px) {
            .site-header {
                height: 60px;
            }

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

            .navbar-toggler {
                display: inline-flex;
            }

            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                align-items: stretch;
                padding: 24px 20px 32px;
                gap: 6px;
                box-shadow: 0 20px 40px rgba(27, 31, 42, 0.12);
                border-radius: 0 0 16px 16px;
                transform: translateY(-130%);
                transition: transform 0.35s ease;
                z-index: 999;
            }

            .main-nav.open {
                transform: translateY(0);
            }

            .main-nav .nav-link {
                font-size: 16px;
                padding: 12px 16px;
                border-radius: 10px;
            }

            .main-nav .nav-link:hover {
                background: #FFF5F0;
                color: var(--primary);
            }

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

            .main-nav .nav-cta {
                margin-top: 12px;
                width: 100%;
                height: 48px;
            }
        }

        /* =========================== Page Hero =========================== */
        .page-hero {
            position: relative;
            background-image: linear-gradient(90deg, rgba(27, 31, 42, 0.88) 0%, rgba(27, 31, 42, 0.6) 55%, rgba(27, 31, 42, 0.2) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 30%;
            padding: 120px 0 60px;
            margin-top: 72px;
            position: relative;
            display: flex;
            align-items: flex-end;
            min-height: 360px;
        }

        .page-hero-content {
            padding-bottom: 48px;
        }

        .page-hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(255, 197, 61, 0.18);
            border: 1px solid rgba(255, 197, 61, 0.4);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            letter-spacing: 0.05em;
            margin-bottom: 18px;
        }

        .page-hero h1 {
            font-size: 44px;
            font-weight: 800;
            color: var(--white);
            line-height: 1.2;
            letter-spacing: 0.01em;
            margin-bottom: 12px;
        }

        .page-hero-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 460px;
            line-height: 1.7;
        }

        @media (max-width: 991px) {
            .page-hero {
                margin-top: 60px;
                min-height: 300px;
                padding: 90px 0 40px;
            }

            .page-hero h1 {
                font-size: 32px;
            }
        }

        @media (max-width: 768px) {
            .page-hero {
                min-height: 260px;
                padding: 70px 0 32px;
            }

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

            .page-hero-desc {
                font-size: 14px;
            }
        }

        /* =========================== Section Common =========================== */
        .section {
            padding: 96px 0;
        }

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

        .section-head {
            margin-bottom: 52px;
            position: relative;
            padding-left: 16px;
        }

        .section-head .section-bar {
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            border-radius: 4px;
            background: var(--primary);
        }

        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: 0.01em;
            color: var(--text);
            margin-bottom: 8px;
        }

        .section-head p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.6;
            max-width: 600px;
            margin-bottom: 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }

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

            .section-head h2 {
                font-size: 24px;
            }

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

        /* =========================== Steps =========================== */
        .step-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            height: 100%;
            position: relative;
        }

        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(242, 92, 42, 0.3);
        }

        .step-num {
            font-size: 40px;
            font-weight: 800;
            color: rgba(242, 92, 42, 0.14);
            line-height: 1;
            margin-bottom: 20px;
            font-variant-numeric: tabular-nums;
        }

        .step-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }

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

        /* =========================== Value Cards =========================== */
        .value-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            height: 100%;
        }

        .value-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(242, 92, 42, 0.3);
        }

        .value-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(242, 92, 42, 0.1);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 18px;
            transition: var(--transition);
        }

        .value-card:hover .value-icon {
            background: var(--primary);
            color: var(--white);
        }

        .value-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }

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

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

        .guide-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(242, 92, 42, 0.3);
        }

        .guide-card-img {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
        }

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

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

        .guide-card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 12px;
            background: var(--accent);
            color: #1B1F2A;
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            letter-spacing: 0.02em;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }

        .guide-card-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .guide-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 8px;
            letter-spacing: 0.01em;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .guide-card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

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

        .guide-card-link i {
            font-size: 12px;
            transition: transform 0.3s ease;
        }

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

        /* =========================== FAQ =========================== */
        .guide-faq .accordion-item {
            background: var(--white);
            border: 1px solid var(--border) !important;
            border-radius: 12px !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(27, 31, 42, 0.03);
        }

        .guide-faq .accordion-button {
            background: var(--white) !important;
            color: var(--text) !important;
            font-size: 16px;
            font-weight: 600;
            padding: 20px 24px;
            box-shadow: none !important;
            border: none;
            transition: var(--transition);
            position: relative;
        }

        .guide-faq .accordion-button::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%) scaleY(0);
            width: 4px;
            height: 60%;
            border-radius: 0 4px 4px 0;
            background: var(--primary);
            transition: transform 0.3s ease;
        }

        .guide-faq .accordion-button:not(.collapsed) {
            color: var(--primary) !important;
            background: #FFF8F5 !important;
        }

        .guide-faq .accordion-button:not(.collapsed)::before {
            transform: translateY(-50%) scaleY(1);
        }

        .guide-faq .accordion-button:focus {
            box-shadow: none !important;
            border-color: transparent !important;
        }

        .guide-faq .accordion-button::after {
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 14px;
            background-image: none !important;
            color: var(--text-muted);
            width: 24px;
            height: 24px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            flex-shrink: 0;
        }

        .guide-faq .accordion-button:not(.collapsed)::after {
            content: '\f00d';
            color: var(--primary);
            transform: none;
        }

        .guide-faq .accordion-body {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            border-top: 1px dashed var(--border);
            margin: 0;
            padding-top: 14px;
        }

        /* =========================== CTA Section =========================== */
        .cta-section {
            background: linear-gradient(135deg, #1B1F2A 0%, #232A3A 100%);
            position: relative;
            overflow: hidden;
            padding: 80px 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            border: 2px solid rgba(242, 92, 42, 0.15);
            top: -120px;
            right: -80px;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            border: 2px solid rgba(255, 197, 61, 0.12);
            bottom: -100px;
            left: -60px;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 520px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

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

        .cta-buttons .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 56px;
            padding: 0 36px;
            background: var(--white);
            color: var(--primary);
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            border: none;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
        }

        .cta-buttons .btn-primary-custom:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.3);
            background: #FFF3EE;
        }

        .cta-buttons .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 56px;
            padding: 0 36px;
            background: transparent;
            color: var(--white);
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.5);
            transition: var(--transition);
        }

        .cta-buttons .btn-outline-custom:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(242, 92, 42, 0.08);
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 56px 0;
            }

            .cta-section h2 {
                font-size: 24px;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: stretch;
                padding: 0 16px;
            }

            .cta-buttons .btn-primary-custom,
            .cta-buttons .btn-outline-custom {
                width: 100%;
            }
        }

        /* =========================== Footer =========================== */
        .site-footer {
            background: var(--dark);
            color: #B8BFC9;
            padding-top: 64px;
            font-size: 14px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

        .footer-brand .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary);
            color: var(--white);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: #8A93A0;
            margin-bottom: 18px;
            max-width: 320px;
        }

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

        .social-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            color: #B8BFC9;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: var(--transition);
        }

        .social-icon:hover {
            background: var(--primary);
            color: var(--white);
            transform: translateY(-2px);
        }

        .footer-title {
            color: var(--white);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: #8A93A0;
            font-size: 14px;
            transition: var(--transition);
        }

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

        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
            color: #8A93A0;
            font-size: 14px;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-contact i {
            width: 20px;
            text-align: center;
            color: var(--primary);
            font-size: 14px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 48px;
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: #6B7280;
        }

        @media (max-width: 768px) {
            .site-footer {
                padding-top: 40px;
            }

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

        /* =========================== Accessibility =========================== */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(242, 92, 42, 0.5);
            outline-offset: 2px;
            border-radius: 6px;
        }