/* roulang page: index */
:root {
            --p: #e0482a;
            --p-light: #ff7a3d;
            --a: #00c9ad;
            --bg: #121316;
            --surface: #1c1e24;
            --surface-rgb: 28, 30, 36;
            --text: #f2f0ea;
            --text2: #a6a6a0;
            --border: rgba(255, 255, 255, 0.08);
            --radius: 20px;
            --radius-sm: 14px;
            --radius-lg: 28px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 16px 48px rgba(224, 72, 42, 0.12);
            --transition: all 0.3s ease;
            --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Roboto, Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg);
            color: var(--text);
            font-size: 0.95rem;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--p-light);
        }

        img {
            max-width: 100%;
            height: auto;
            border-radius: 16px;
        }

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

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

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

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

        @media (max-width: 767px) {
            .section-padding {
                padding: 64px 0;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 48px;
        }

        .section-header .section-tag {
            display: inline-block;
            background: rgba(0, 201, 173, 0.12);
            border: 1px solid rgba(0, 201, 173, 0.25);
            color: var(--a);
            font-size: 0.82rem;
            font-weight: 650;
            padding: 6px 16px;
            border-radius: 999px;
            letter-spacing: 0.02em;
            margin-bottom: 16px;
        }

        .section-header h2 {
            font-size: 1.85rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }

        .section-header p.section-desc {
            color: var(--text2);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        @media (max-width: 767px) {
            .section-header h2 {
                font-size: 1.45rem;
            }
            .section-header {
                margin-bottom: 36px;
            }
        }

        /* === 顶部信息条 === */
        .topbar {
            background: #0f0f12;
            border-bottom: 1px solid var(--border);
            padding: 8px 0;
            font-size: 0.82rem;
            min-height: 36px;
            display: flex;
            align-items: center;
        }

        .topbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .topbar-left {
            color: var(--text2);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .topbar-left i {
            color: var(--a);
        }

        .topbar-right {
            color: var(--text2);
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: 999px;
            border: 1px solid var(--border);
            transition: var(--transition);
            white-space: nowrap;
        }

        .topbar-right:hover {
            color: var(--p-light);
            border-color: rgba(240, 87, 45, 0.5);
        }

        @media (max-width: 767px) {
            .topbar-left {
                font-size: 0.75rem;
            }
            .topbar-left i {
                display: none;
            }
            .topbar-right {
                font-size: 0.75rem;
                padding: 4px 10px;
            }
        }

        /* === 主导航 === */
        .main-nav {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(18, 19, 22, 0.86);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

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

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--p), var(--p-light));
            color: #fff;
            font-weight: 800;
            font-size: 0.85rem;
            letter-spacing: 0.04em;
            box-shadow: 0 4px 16px rgba(240, 87, 45, 0.3);
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text);
            letter-spacing: -0.01em;
            line-height: 1.2;
            white-space: nowrap;
        }

        @media (max-width: 991px) {
            .main-nav {
                padding: 10px 0;
            }
            .brand-text {
                font-size: 1rem;
            }
            .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 0.75rem;
                border-radius: 10px;
            }
        }

        .main-nav .navbar-nav {
            gap: 4px;
        }

        .main-nav .nav-link {
            color: var(--text2);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 10px 16px;
            border-radius: 8px;
            position: relative;
            transition: var(--transition);
        }

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

        .main-nav .nav-link.active {
            color: var(--p-light);
        }

        .main-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--p);
            border-radius: 2px;
        }

        .nav-cta-btn {
            white-space: nowrap;
            min-height: 42px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

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

        .navbar-toggler:focus {
            box-shadow: none;
            border-color: var(--p);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='%23a6a6a0' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 8h22M4 15h22M4 22h22'/%3E%3C/svg%3E");
            width: 24px;
            height: 24px;
        }

        /* 下拉菜单 */
        .dropdown-menu {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 10px;
            box-shadow: var(--shadow);
            min-width: 220px;
        }

        .dropdown-item {
            color: var(--text2);
            border-radius: 8px;
            padding: 10px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }

        .dropdown-item i {
            width: 18px;
            color: var(--a);
        }

        .dropdown-item:hover {
            background: rgba(224, 72, 42, 0.1);
            color: var(--p-light);
        }

        .dropdown-item:focus {
            background: rgba(224, 72, 42, 0.12);
            color: var(--p-light);
        }

        @media (max-width: 991px) {
            .main-nav .navbar-nav {
                gap: 0;
                padding-top: 12px;
            }
            .main-nav .nav-link {
                padding: 14px 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.04);
                border-radius: 0;
            }
            .main-nav .nav-link.active::after {
                display: none;
            }
            .dropdown-menu {
                background: rgba(255, 255, 255, 0.02);
                border: none;
                padding: 0 0 0 16px;
                box-shadow: none;
                margin: 0;
            }
            .dropdown-item {
                padding: 12px 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.03);
                border-radius: 0;
            }
            .nav-cta-btn {
                margin-top: 16px;
                width: 100%;
                justify-content: center;
            }
        }

        /* === 按钮 === */
        .btn {
            font-size: 0.95rem;
            font-weight: 650;
            letter-spacing: 0.01em;
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            justify-content: center;
            border: none;
            min-height: 42px;
            cursor: pointer;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--p), var(--p-light));
            color: #fff;
            box-shadow: 0 4px 20px rgba(224, 72, 42, 0.25);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, #e85a35, #ff8c3b);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(224, 72, 42, 0.35);
            color: #fff;
        }

        .btn-primary:focus-visible {
            outline: 2px solid rgba(224, 72, 42, 0.7);
            outline-offset: 2px;
        }

        .btn-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: var(--text);
        }

        .btn-outline:hover {
            border-color: var(--p);
            color: var(--p-light);
            background: rgba(224, 72, 42, 0.06);
            transform: translateY(-2px);
        }

        .btn-outline:focus-visible {
            outline: 2px solid rgba(224, 72, 42, 0.5);
            outline-offset: 2px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            min-height: 50px;
        }

        /* === Hero === */
        .hero {
            position: relative;
            padding: 120px 0 140px;
            overflow: hidden;
            background: var(--bg);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.14;
            z-index: 0;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(224, 72, 42, 0.18), transparent 65%);
            z-index: 0;
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -120px;
            left: -80px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(0, 201, 173, 0.08), transparent 60%);
            z-index: 0;
            pointer-events: none;
        }

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

        .hero-row {
            align-items: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 201, 173, 0.12);
            border: 1px solid rgba(0, 201, 173, 0.25);
            color: var(--a);
            font-size: 0.82rem;
            font-weight: 650;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 24px;
            letter-spacing: 0.02em;
        }

        .hero-title {
            font-size: 2.5rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            color: var(--text);
            margin-bottom: 16px;
        }

        .hero-title-sub {
            display: block;
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--p-light);
            letter-spacing: 0.01em;
            margin-top: 8px;
        }

        .hero-subtitle {
            font-size: 1.05rem;
            color: var(--text2);
            line-height: 1.7;
            max-width: 440px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }

        .hero-btn-primary {
            min-width: 150px;
        }

        .hero-btn-secondary {
            min-width: 130px;
        }

        .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }

        .hero-stat {
            text-align: left;
        }

        .hero-stat .stat-num {
            display: block;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--a);
            line-height: 1.2;
        }

        .hero-stat .stat-label {
            font-size: 0.82rem;
            color: var(--text2);
            margin-top: 4px;
            display: block;
        }

        .hero-safe-tip {
            font-size: 0.82rem;
            color: var(--text2);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-safe-tip i {
            color: var(--a);
        }

        .hero-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }

        .hero-visual-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            z-index: 0;
        }

        .hero-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(18, 19, 22, 0.2) 0%, rgba(18, 19, 22, 0.92) 100%);
            z-index: 1;
        }

        .hero-card {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 28px;
            background: rgba(28, 30, 36, 0.9);
            backdrop-filter: blur(12px);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .hero-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }

        .hero-card-logo {
            font-weight: 800;
            font-size: 1rem;
            color: var(--text);
            letter-spacing: 0.04em;
            background: linear-gradient(135deg, var(--p), var(--p-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-card-status {
            font-size: 0.8rem;
            color: var(--text2);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--a);
            display: inline-block;
            box-shadow: 0 0 10px rgba(0, 201, 173, 0.6);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.6; }
        }

        .hero-card-data {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-bottom: 20px;
        }

        .data-item {
            background: rgba(255, 255, 255, 0.04);
            border-radius: 12px;
            padding: 14px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .data-label {
            display: block;
            font-size: 0.75rem;
            color: var(--text2);
            margin-bottom: 4px;
        }

        .data-value {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--text);
        }

        .hero-card-progress {
            margin-bottom: 20px;
        }

        .progress-label {
            display: block;
            font-size: 0.8rem;
            color: var(--text2);
            margin-bottom: 8px;
        }

        .progress-track {
            height: 6px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 999px;
            overflow: hidden;
        }

        .progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--p), var(--p-light));
            border-radius: 999px;
        }

        .hero-card-footer {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--a);
        }

        @media (max-width: 991px) {
            .hero {
                padding: 64px 0 80px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-visual {
                margin-top: 40px;
                min-height: 320px;
            }
        }

        @media (max-width: 767px) {
            .hero {
                padding: 40px 0 64px;
            }
            .hero-title {
                font-size: 1.85rem;
            }
            .hero-title-sub {
                font-size: 1.1rem;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-stat .stat-num {
                font-size: 1.2rem;
            }
        }

        /* === 卖点卡片 === */
        .features-section {
            background: var(--bg);
            border-top: 1px solid rgba(255, 255, 255, 0.03);
        }

        .feature-card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--p), var(--p-light));
            opacity: 0;
            transition: var(--transition);
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(224, 72, 42, 0.3);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        @media (min-width: 992px) {
            .feature-card-offset {
                transform: translateY(12px);
            }
            .feature-card-offset:hover {
                transform: translateY(8px);
            }
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: linear-gradient(135deg, rgba(224, 72, 42, 0.15), rgba(255, 122, 61, 0.15));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--p-light);
            margin-bottom: 20px;
            border: 1px solid rgba(224, 72, 42, 0.2);
        }

        .feature-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }

        .feature-card p {
            color: var(--text2);
            font-size: 0.92rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }

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

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

        /* === 场景演示 === */
        .scenario-section {
            background: var(--bg);
            border-top: 1px solid rgba(255, 255, 255, 0.03);
        }

        .scenario-block {
            margin-bottom: 48px;
        }

        .scenario-block:last-child {
            margin-bottom: 0;
        }

        .scenario-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            position: relative;
        }

        .scenario-img img {
            width: 100%;
            height: 360px;
            object-fit: cover;
            display: block;
            transition: transform 0.4s ease;
        }

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

        .scenario-content {
            padding: 20px 0;
        }

        .scenario-num {
            font-size: 3rem;
            font-weight: 800;
            color: rgba(224, 72, 42, 0.15);
            line-height: 1;
            display: block;
            margin-bottom: 12px;
            letter-spacing: -0.03em;
        }

        .scenario-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }

        .scenario-content p {
            color: var(--text2);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .scenario-list {
            margin-bottom: 24px;
        }

        .scenario-list li {
            color: var(--text2);
            font-size: 0.9rem;
            padding: 6px 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .scenario-list li i {
            color: var(--a);
            font-size: 0.85rem;
        }

        @media (max-width: 767px) {
            .scenario-block {
                margin-bottom: 40px;
            }
            .scenario-img img {
                height: 240px;
            }
            .scenario-content h3 {
                font-size: 1.25rem;
            }
        }

        /* === 社会认同 === */
        .social-section {
            background: var(--bg);
            border-top: 1px solid rgba(255, 255, 255, 0.03);
        }

        .social-card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 32px;
            border: 1px solid var(--border);
            height: 100%;
            position: relative;
            transition: var(--transition);
        }

        .social-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 201, 173, 0.3);
        }

        .social-quote {
            font-size: 1.4rem;
            color: rgba(224, 72, 42, 0.4);
            margin-bottom: 16px;
        }

        .social-text {
            color: var(--text);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .social-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .user-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--p), var(--p-light));
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .user-info {
            display: flex;
            flex-direction: column;
        }

        .user-name {
            font-weight: 650;
            color: var(--text);
            font-size: 0.92rem;
        }

        .user-tag {
            font-size: 0.78rem;
            color: var(--a);
        }

        /* === 资讯列表 === */
        .news-section {
            background: var(--bg);
            border-top: 1px solid rgba(255, 255, 255, 0.03);
        }

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

        .news-card {
            display: flex;
            gap: 20px;
            background: var(--surface);
            border-radius: var(--radius);
            padding: 20px;
            border: 1px solid var(--border);
            margin-bottom: 20px;
            transition: var(--transition);
            align-items: flex-start;
        }

        .news-card:hover {
            border-color: rgba(224, 72, 42, 0.35);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .news-thumb {
            width: 120px;
            height: 80px;
            border-radius: 12px;
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg);
        }

        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            border-radius: 12px;
        }

        .news-info {
            flex: 1;
            min-width: 0;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .badge-cat {
            display: inline-block;
            background: rgba(224, 72, 42, 0.12);
            border: 1px solid rgba(224, 72, 42, 0.25);
            color: var(--p-light);
            font-size: 0.75rem;
            font-weight: 650;
            padding: 3px 10px;
            border-radius: 999px;
            white-space: nowrap;
        }

        .news-date {
            font-size: 0.78rem;
            color: var(--text2);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .news-title {
            font-size: 1.05rem;
            font-weight: 650;
            color: var(--text);
            margin-bottom: 6px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-title a {
            color: inherit;
        }

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

        .news-desc {
            font-size: 0.85rem;
            color: var(--text2);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 8px;
        }

        .news-link {
            font-size: 0.82rem;
            color: var(--p-light);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .news-link:hover {
            gap: 10px;
            color: var(--p);
        }

        .empty-state {
            text-align: center;
            padding: 48px 24px;
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px dashed var(--border);
        }

        .empty-state i {
            font-size: 2.2rem;
            color: var(--a);
            margin-bottom: 16px;
            display: block;
        }

        .empty-state p {
            color: var(--text2);
            font-size: 0.95rem;
        }

        @media (max-width: 767px) {
            .news-card {
                flex-direction: column;
                padding: 16px;
            }
            .news-thumb {
                width: 100%;
                height: 160px;
            }
            .news-thumb img {
                height: 160px;
            }
            .news-title {
                white-space: normal;
            }
            .news-desc {
                white-space: normal;
            }
        }

        /* === FAQ === */
        .faq-section {
            background: var(--bg);
            border-top: 1px solid rgba(255, 255, 255, 0.03);
        }

        .accordion {
            --bs-accordion-border-color: var(--border);
            --bs-accordion-bg: transparent;
            --bs-accordion-active-bg: transparent;
            --bs-accordion-active-color: var(--p-light);
            --bs-accordion-btn-focus-box-shadow: none;
            --bs-accordion-btn-padding-y: 20px;
            --bs-accordion-btn-padding-x: 24px;
        }

        .accordion-item {
            background: var(--surface);
            border: 1px solid var(--border) !important;
            border-radius: 16px !important;
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }

        .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-color: rgba(224, 72, 42, 0.3) !important;
        }

        .accordion-button {
            background: transparent;
            color: var(--text);
            font-weight: 650;
            font-size: 1rem;
            padding: 20px 24px;
            transition: var(--transition);
        }

        .accordion-button::after {
            background-image: none;
            content: '+';
            font-size: 1.5rem;
            font-weight: 300;
            color: var(--p);
            transform: rotate(0deg);
            transition: transform 0.2s ease;
            width: auto;
            height: auto;
            background: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            line-height: 1;
        }

        .accordion-button:not(.collapsed) {
            background: rgba(224, 72, 42, 0.06);
            color: var(--p-light);
            box-shadow: none;
        }

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

        .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }

        .accordion-body {
            padding: 0 24px 20px;
            color: var(--text2);
            font-size: 0.92rem;
            line-height: 1.75;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            padding-top: 16px;
        }

        @media (max-width: 767px) {
            .accordion-button {
                font-size: 0.92rem;
                padding: 16px 20px;
            }
            .accordion-body {
                padding: 0 20px 16px;
                font-size: 0.88rem;
            }
        }

        /* === CTA === */
        .cta-section {
            background: var(--bg);
            border-top: 1px solid rgba(255, 255, 255, 0.03);
        }

        .cta-box {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 56px;
            border: 1px solid var(--border);
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(224, 72, 42, 0.15), transparent 70%);
        }

        .cta-content {
            position: relative;
            z-index: 1;
            margin-bottom: 32px;
        }

        .cta-content h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }

        .cta-content p {
            color: var(--text2);
            font-size: 1rem;
        }

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

        .cta-actions .btn {
            min-width: 160px;
        }

        @media (max-width: 767px) {
            .cta-box {
                padding: 32px 20px;
            }
            .cta-content h2 {
                font-size: 1.4rem;
            }
            .cta-actions .btn {
                width: 100%;
            }
        }

        /* === 页脚 === */
        .footer {
            background: #0f0f12;
            border-top: 1px solid var(--border);
            padding: 64px 0 24px;
        }

        .footer .brand-text {
            font-size: 1.15rem;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .footer-desc {
            color: var(--text2);
            font-size: 0.88rem;
            line-height: 1.7;
            max-width: 280px;
        }

        .footer h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 20px;
            position: relative;
        }

        .footer h4::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            width: 28px;
            height: 2px;
            background: linear-gradient(90deg, var(--p), var(--p-light));
            border-radius: 2px;
        }

        .footer ul {
            padding: 0;
            margin: 0;
        }

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

        .footer ul a,
        .footer-contact li {
            color: var(--text2);
            font-size: 0.88rem;
            transition: var(--transition);
        }

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

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

        .footer-contact i {
            color: var(--a);
            font-size: 0.8rem;
            width: 16px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            margin-top: 48px;
            padding-top: 24px;
            text-align: center;
            color: var(--text2);
            font-size: 0.8rem;
        }

        @media (max-width: 991px) {
            .footer {
                padding: 48px 0 24px;
            }
            .footer h4 {
                margin-top: 24px;
            }
        }

        /* === 固定底部转化条 === */
        .bottom-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(15, 15, 18, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-top: 1px solid var(--border);
            z-index: 1050;
            padding: 14px 0;
            transform: translateY(100%);
            opacity: 0;
            transition: transform 0.35s ease, opacity 0.35s ease;
            pointer-events: none;
        }

        .bottom-bar.show {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }

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

        .bottom-bar-text {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .bottom-bar-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 201, 173, 0.12);
            border: 1px solid rgba(0, 201, 173, 0.25);
            color: var(--a);
            font-size: 0.78rem;
            font-weight: 650;
            padding: 4px 12px;
            border-radius: 999px;
            white-space: nowrap;
        }

        .bottom-bar-msg {
            color: var(--text2);
            font-size: 0.85rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 500px;
        }

        .bottom-bar-btn {
            min-width: 130px;
            min-height: 40px;
            font-size: 0.88rem;
            padding: 10px 20px;
            flex-shrink: 0;
        }

        @media (max-width: 767px) {
            body {
                padding-bottom: 64px;
            }
            .bottom-bar-inner {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .bottom-bar-text {
                display: flex;
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .bottom-bar-badge {
                font-size: 0.72rem;
                padding: 3px 10px;
            }
            .bottom-bar-msg {
                font-size: 0.75rem;
                max-width: 100%;
                white-space: normal;
                line-height: 1.4;
                display: none;
            }
            .bottom-bar-btn {
                width: 100%;
                min-width: 0;
            }
        }

        @media (max-width: 520px) {
            .bottom-bar-inner {
                grid-template-columns: 1fr;
                gap: 10px;
                text-align: center;
            }
            .bottom-bar-text {
                display: none;
            }
            .bottom-bar-btn {
                width: 100%;
                min-height: 44px;
            }
        }

        /* === 无障碍 === */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
            }
            .feature-card,
            .news-card,
            .social-card,
            .scenario-img,
            .feature-card-offset {
                transform: none !important;
            }
            html {
                scroll-behavior: auto;
            }
        }

        .text-ellipsis {
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .focus-ring:focus-visible {
            outline: 2px solid rgba(224, 72, 42, 0.7);
            outline-offset: 2px;
        }

/* roulang page: category1 */
:root {
            --p: #F0572D;
            --p2: #FF8C3B;
            --a: #00D4B5;
            --bg: #15161A;
            --surface: #1E2026;
            --card: rgba(255, 255, 255, 0.03);
            --text: #F2F0EA;
            --text2: #A6A6A0;
            --line: rgba(255, 255, 255, 0.08);
            --radius: 20px;
            --radius-sm: 14px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 16px 48px rgba(240, 87, 45, 0.12);
            --success: #27D583;
            --warning: #FFB020;
            --danger: #FF5555;
            --topbar-bg: #0F0F12;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Roboto, Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 0.95rem;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text);
            font-weight: 700;
            line-height: 1.3;
            margin: 0 0 0.5em;
        }
        ul {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        ::selection {
            background: rgba(240, 87, 45, 0.35);
            color: #fff;
        }
        .container {
            max-width: 1200px;
        }

        /* ===== 顶部信息条 ===== */
        .topbar {
            background: var(--topbar-bg);
            color: var(--text2);
            font-size: 0.82rem;
            height: 36px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--line);
        }
        .topbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .topbar-left {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .topbar-left i {
            color: var(--a);
            font-size: 0.75rem;
        }
        .topbar-right {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .topbar-right a {
            color: var(--text2);
            font-size: 0.82rem;
            transition: color .2s;
        }
        .topbar-right a:hover {
            color: var(--p2);
        }
        .topbar-right .topbar-sep {
            width: 1px;
            height: 14px;
            background: var(--line);
        }

        /* ===== 主导航 ===== */
        .main-nav {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(21, 22, 26, 0.86);
            -webkit-backdrop-filter: blur(18px);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--line);
            padding: 0;
            min-height: 68px;
        }
        .main-nav .container {
            display: flex;
            align-items: center;
            flex-wrap: nowrap;
            min-height: 68px;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0;
            margin: 0;
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--p), var(--p2));
            border-radius: 12px;
            font-size: 0.78rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 4px 16px rgba(240, 87, 45, 0.35);
        }
        .brand-text {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }
        .navbar-nav .nav-link {
            color: var(--text2);
            font-size: 0.95rem;
            font-weight: 600;
            padding: 0.5rem 1rem;
            position: relative;
            transition: color .2s;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--text);
        }
        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 1rem;
            right: 1rem;
            bottom: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--p), var(--p2));
            border-radius: 2px;
        }
        .navbar-nav .nav-link.dropdown-toggle::after {
            border-top-color: currentColor;
            opacity: .7;
            margin-left: 4px;
        }
        .dropdown-menu {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 14px;
            box-shadow: var(--shadow);
            padding: 10px;
            margin-top: 10px !important;
        }
        .dropdown-item {
            color: var(--text2);
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: 10px;
            padding: 10px 14px;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: background .2s, color .2s;
        }
        .dropdown-item i {
            width: 20px;
            text-align: center;
            color: var(--a);
            font-size: 0.85rem;
        }
        .dropdown-item:hover,
        .dropdown-item:focus,
        .dropdown-item.active {
            background: rgba(240, 87, 45, 0.1);
            color: var(--text);
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--p), var(--p2));
            border: none;
            color: #fff;
            font-size: 0.9rem;
            font-weight: 650;
            padding: 10px 22px;
            border-radius: 14px;
            transition: transform .2s, box-shadow .2s, filter .2s;
            text-decoration: none;
            min-height: 40px;
            box-shadow: 0 6px 20px rgba(240, 87, 45, 0.28);
        }
        .nav-cta-btn i {
            transition: transform .2s;
        }
        .nav-cta-btn:hover {
            filter: brightness(1.08);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 10px 28px rgba(240, 87, 45, 0.38);
        }
        .nav-cta-btn:hover i {
            transform: translateX(4px);
        }
        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 12px;
            padding: 6px 10px;
            color: var(--text2);
            background: transparent;
            outline: none;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 2px rgba(0, 212, 181, 0.4);
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(242,240,234,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            padding: 72px 0 80px;
            background: radial-gradient(1200px 600px at 85% 20%, rgba(240, 87, 45, 0.12), transparent 60%), radial-gradient(800px 400px at 10% 80%, rgba(0, 212, 181, 0.07), transparent 50%);
            border-bottom: 1px solid var(--line);
            overflow: hidden;
        }
        .hero-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-2.webp') no-repeat center 70%/cover;
            opacity: 0.07;
            pointer-events: none;
        }
        .hero-row {
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .hero-content {
            padding: 0 10px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 212, 181, 0.1);
            border: 1px solid rgba(0, 212, 181, 0.2);
            color: var(--a);
            font-size: 0.8rem;
            font-weight: 650;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 20px;
        }
        .hero-badge i {
            font-size: 0.7rem;
        }
        .hero-content h1 {
            font-size: 2.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 16px;
            color: var(--text);
        }
        .hero-content h1 .highlight {
            background: linear-gradient(135deg, var(--p), var(--p2));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-subtitle {
            font-size: 1rem;
            color: var(--text2);
            line-height: 1.75;
            max-width: 480px;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 32px;
        }
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--p), var(--p2));
            border: none;
            color: #fff;
            font-size: 0.95rem;
            font-weight: 650;
            padding: 14px 28px;
            border-radius: 14px;
            text-decoration: none;
            box-shadow: 0 8px 24px rgba(240, 87, 45, 0.35);
            transition: transform .2s, box-shadow .2s, filter .2s;
            min-height: 48px;
        }
        .btn-primary-custom i {
            transition: transform .2s;
        }
        .btn-primary-custom:hover {
            filter: brightness(1.08);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(240, 87, 45, 0.45);
        }
        .btn-primary-custom:hover i {
            transform: translateX(4px);
        }
        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text);
            font-size: 0.95rem;
            font-weight: 650;
            padding: 14px 26px;
            border-radius: 14px;
            text-decoration: none;
            min-height: 48px;
            transition: border-color .2s, background .2s, color .2s;
        }
        .btn-outline-custom:hover {
            border-color: var(--p);
            background: rgba(240, 87, 45, 0.08);
            color: var(--text);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .stat-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 212, 181, 0.12);
            border: 1px solid rgba(0, 212, 181, 0.2);
            border-radius: 999px;
            padding: 8px 18px;
            font-size: 0.85rem;
            color: var(--text2);
        }
        .stat-badge strong {
            color: var(--a);
            font-size: 1rem;
            font-weight: 750;
        }
        .hero-visual {
            position: relative;
            margin-left: 8.333%;
            padding: 0 10px;
        }
        .hero-visual-inner {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow);
            min-height: 380px;
            background: linear-gradient(180deg, rgba(30, 32, 38, 0.95), rgba(21, 22, 26, 0.98)), url('/assets/images/backpic/back-1.png') no-repeat center center/cover;
            border: 1px solid var(--line);
            padding: 28px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
        }
        .hero-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: auto;
        }
        .hero-card-tag {
            background: rgba(0, 212, 181, 0.15);
            color: var(--a);
            font-size: 0.75rem;
            font-weight: 650;
            padding: 4px 14px;
            border-radius: 999px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .hero-card-tag i {
            font-size: 0.65rem;
        }
        .hero-card-count {
            font-size: 0.78rem;
            color: var(--text2);
        }
        .hero-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 18px;
        }
        .hero-card-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 20px;
        }
        .hero-card-item {
            display: flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 10px 14px;
            transition: border-color .2s, background .2s;
        }
        .hero-card-item:hover {
            border-color: rgba(240, 87, 45, 0.4);
            background: rgba(240, 87, 45, 0.06);
        }
        .hero-card-item i {
            color: var(--p2);
            font-size: 0.9rem;
            width: 18px;
            text-align: center;
        }
        .hero-card-item span {
            font-size: 0.85rem;
            color: var(--text2);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .hero-card-item strong {
            color: var(--text);
            font-weight: 600;
            margin-left: auto;
            font-size: 0.78rem;
            flex-shrink: 0;
        }
        .hero-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--text2);
            font-size: 0.82rem;
            font-weight: 600;
            transition: color .2s;
        }
        .hero-card-link:hover {
            color: var(--p2);
        }
        .hero-safe-tip {
            position: relative;
            z-index: 2;
            margin-top: 40px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            color: var(--text2);
        }
        .hero-safe-tip i {
            color: var(--a);
        }

        /* ===== 板块通用 ===== */
        .section-block {
            padding: 96px 0;
        }
        .section-head {
            margin-bottom: 48px;
        }
        .section-head .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            font-weight: 650;
            color: var(--a);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }
        .section-head .section-label::before {
            content: "";
            width: 28px;
            height: 2px;
            background: linear-gradient(90deg, var(--a), transparent);
            border-radius: 2px;
        }
        .section-head h2 {
            font-size: 1.85rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--text2);
            max-width: 560px;
            font-size: 0.95rem;
        }

        /* ===== 宽幅卡片 ===== */
        .wide-card-section {
            padding: 96px 0;
            background: linear-gradient(180deg, var(--bg), #121316, var(--bg));
        }
        .wide-card {
            display: flex;
            flex-direction: row;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            margin-bottom: 28px;
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
            min-height: 300px;
        }
        .wide-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(240, 87, 45, 0.35);
        }
        .wide-card-media {
            flex: 0 0 45%;
            max-width: 45%;
            position: relative;
            min-height: 300px;
            overflow: hidden;
        }
        .wide-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
            transition: transform .4s ease;
        }
        .wide-card:hover .wide-card-media img {
            transform: scale(1.04);
        }
        .wide-card-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(30, 32, 38, 0) 60%, rgba(30, 32, 38, 0.7));
        }
        .wide-card-body {
            flex: 1;
            padding: 40px 40px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .wide-card-body .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 14px;
        }
        .wide-card-body .card-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: rgba(0, 212, 181, 0.1);
            border: 1px solid rgba(0, 212, 181, 0.18);
            color: var(--a);
            font-size: 0.75rem;
            font-weight: 650;
            padding: 4px 12px;
            border-radius: 999px;
        }
        .wide-card-body h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }
        .wide-card-body p {
            color: var(--text2);
            font-size: 0.92rem;
            line-height: 1.75;
            margin-bottom: 20px;
        }
        .wide-card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text);
            font-size: 0.9rem;
            font-weight: 650;
            transition: color .2s;
        }
        .wide-card-link i {
            transition: transform .2s;
        }
        .wide-card-link:hover {
            color: var(--p2);
        }
        .wide-card-link:hover i {
            transform: translateX(4px);
        }
        .wide-card.reverse {
            flex-direction: row-reverse;
        }
        .wide-card.reverse .wide-card-media::after {
            background: linear-gradient(270deg, rgba(30, 32, 38, 0) 60%, rgba(30, 32, 38, 0.7));
        }

        /* ===== 流程步骤 ===== */
        .process-section {
            padding: 96px 0;
            position: relative;
            overflow: hidden;
        }
        .process-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 50%;
            width: 700px;
            height: 700px;
            transform: translateX(-50%);
            background: radial-gradient(circle, rgba(240, 87, 45, 0.08), transparent 60%);
            pointer-events: none;
            border-radius: 50%;
        }
        .process-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .process-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            transition: transform .25s, box-shadow .25s, border-color .25s;
            position: relative;
        }
        .process-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(240, 87, 45, 0.3);
        }
        .process-num {
            width: 44px;
            height: 44px;
            margin: 0 auto 18px;
            background: linear-gradient(135deg, var(--p), var(--p2));
            border-radius: 14px;
            color: #fff;
            font-size: 1.05rem;
            font-weight: 750;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 18px rgba(240, 87, 45, 0.3);
        }
        .process-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }
        .process-item p {
            font-size: 0.86rem;
            color: var(--text2);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 96px 0;
            background: linear-gradient(180deg, var(--bg), #121316, var(--bg));
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 16px;
            margin-bottom: 16px;
            overflow: hidden;
            transition: border-color .25s, box-shadow .25s;
        }
        .faq-item:hover {
            border-color: rgba(240, 87, 45, 0.3);
        }
        .faq-item.open {
            border-left: 3px solid var(--p);
            border-left-color: var(--p);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 650;
            color: var(--text);
            border: none;
            background: transparent;
            width: 100%;
            text-align: left;
            font-family: inherit;
            transition: color .2s;
        }
        .faq-question:hover {
            color: var(--p2);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--line);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--text2);
            transition: transform .2s, color .2s, border-color .2s;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            color: var(--p);
            border-color: var(--p);
        }
        .faq-answer {
            padding: 0 24px 20px;
            color: var(--text2);
            font-size: 0.92rem;
            line-height: 1.75;
        }

        /* ===== CTA 横条 ===== */
        .cta-strip {
            padding: 64px 0;
            position: relative;
            text-align: center;
        }
        .cta-inner {
            background: linear-gradient(135deg, rgba(240, 87, 45, 0.1), rgba(255, 140, 59, 0.05)), var(--surface);
            border: 1px solid rgba(240, 87, 45, 0.25);
            border-radius: 24px;
            padding: 56px 40px;
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
        }
        .cta-inner::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(240, 87, 45, 0.2), transparent 65%);
            border-radius: 50%;
        }
        .cta-inner h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }
        .cta-inner p {
            color: var(--text2);
            font-size: 0.95rem;
            max-width: 520px;
            margin: 0 auto 28px;
        }
        .cta-inner .cta-btns {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--topbar-bg);
            padding: 72px 0 24px;
            border-top: 1px solid var(--line);
        }
        .footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .footer-desc {
            color: var(--text2);
            font-size: 0.88rem;
            line-height: 1.75;
            max-width: 320px;
        }
        .footer h4 {
            font-size: 0.95rem;
            font-weight: 650;
            color: var(--text);
            margin-bottom: 18px;
        }
        .footer ul li {
            margin-bottom: 10px;
        }
        .footer ul li a {
            color: var(--text2);
            font-size: 0.88rem;
            transition: color .2s, padding-left .2s;
        }
        .footer ul li a:hover {
            color: var(--p2);
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text2);
            font-size: 0.88rem;
        }
        .footer-contact i {
            color: var(--a);
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid var(--line);
            padding-top: 24px;
            margin-top: 48px;
            text-align: center;
        }
        .footer-bottom p {
            color: var(--text2);
            font-size: 0.82rem;
            margin: 0;
        }

        /* ===== 焦点态与减少动效 ===== */
        a:focus-visible,
        button:focus-visible,
        .btn:focus-visible {
            outline: 2px solid rgba(240, 87, 45, 0.6);
            outline-offset: 2px;
        }
        @media (prefers-reduced-motion: reduce) {
            * {
                transition: none !important;
                animation: none !important;
            }
            html {
                scroll-behavior: auto;
            }
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .hero-content h1 {
                font-size: 2.1rem;
            }
            .hero-visual {
                margin-left: 0;
                margin-top: 40px;
            }
            .hero-visual-inner {
                min-height: 320px;
            }
            .section-block,
            .wide-card-section,
            .process-section,
            .faq-section {
                padding: 72px 0;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .navbar-collapse {
                background: rgba(21, 22, 26, 0.98);
                border-radius: 16px;
                padding: 16px;
                margin-top: 12px;
                border: 1px solid var(--line);
            }
            .navbar-nav .nav-link {
                min-height: 44px;
                display: flex;
                align-items: center;
            }
            .navbar-nav .nav-link.active::after {
                display: none;
            }
            .nav-cta-btn {
                margin-top: 8px;
                width: 100%;
                justify-content: center;
                min-height: 44px;
            }
            .dropdown-menu {
                background: rgba(255, 255, 255, 0.04);
                border: none;
                box-shadow: none;
                padding-left: 12px;
            }
            .wide-card,
            .wide-card.reverse {
                flex-direction: column;
            }
            .wide-card-media,
            .wide-card.reverse .wide-card-media {
                flex: 0 0 auto;
                max-width: 100%;
                min-height: 220px;
                height: 220px;
            }
            .wide-card-media img {
                position: absolute;
                height: 100%;
            }
            .wide-card-media::after,
            .wide-card.reverse .wide-card-media::after {
                background: linear-gradient(180deg, rgba(30, 32, 38, 0) 40%, rgba(30, 32, 38, 0.7));
            }
        }
        @media (max-width: 767.98px) {
            .hero-section {
                padding: 48px 0 56px;
            }
            .hero-content h1 {
                font-size: 1.85rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn-primary-custom,
            .hero-actions .btn-outline-custom {
                width: 100%;
                justify-content: center;
            }
            .hero-stats {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-block,
            .wide-card-section,
            .process-section,
            .faq-section {
                padding: 56px 0;
            }
            .section-head h2 {
                font-size: 1.45rem;
            }
            .process-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-inner {
                padding: 40px 24px;
                border-radius: 20px;
            }
            .cta-inner h2 {
                font-size: 1.3rem;
            }
            .cta-btns .btn-primary-custom,
            .cta-btns .btn-outline-custom {
                width: 100%;
                justify-content: center;
            }
            .footer {
                padding-top: 56px;
            }
            .topbar-right a.topbar-sep {
                display: none;
            }
        }
        @media (max-width: 575.98px) {
            .wide-card-body {
                padding: 28px 20px 24px;
            }
            .hero-card-list {
                gap: 10px;
            }
        }

/* roulang page: article */
:root {
            --p: #F0572D;
            --p2: #FF8C3B;
            --a: #00D4B5;
            --bg: #15161A;
            --surface: #1E2026;
            --surface2: rgba(255, 255, 255, 0.03);
            --text: #F2F0EA;
            --text2: #A6A6A0;
            --line: rgba(255, 255, 255, 0.08);
            --radius: 20px;
            --radius-sm: 14px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 16px 48px rgba(240, 87, 45, 0.15);
            --font: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Roboto, Arial, sans-serif;
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

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

        a:hover {
            color: var(--p2);
        }

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

        ul,
        ol {
            list-style: none;
        }

        .btn {
            border-radius: var(--radius-sm);
            font-weight: 650;
            font-size: 0.95rem;
            padding: 12px 26px;
            transition: var(--transition);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--p), var(--p2));
            border: none;
            color: #fff;
            box-shadow: 0 4px 18px rgba(240, 87, 45, 0.28);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: linear-gradient(135deg, var(--p2), var(--p));
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(240, 87, 45, 0.38);
        }

        .btn-primary i {
            transition: transform 0.3s ease;
        }

        .btn-primary:hover i {
            transform: translateX(4px);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--line);
            color: var(--text2);
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-weight: 600;
            font-size: 0.88rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }

        .btn-outline:hover {
            border-color: var(--p);
            color: var(--p);
            background: rgba(240, 87, 45, 0.08);
            transform: translateY(-2px);
        }

        .btn:focus-visible {
            outline: 2px solid var(--p);
            outline-offset: 2px;
            box-shadow: none;
        }

        .btn-primary:focus {
            box-shadow: 0 0 0 4px rgba(240, 87, 45, 0.25);
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }

        /* ===== 顶部信息条 ===== */
        .topbar {
            background: #0F0F12;
            height: 36px;
            display: flex;
            align-items: center;
            font-size: 0.82rem;
            color: var(--text2);
            border-bottom: 1px solid var(--line);
        }

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

        .topbar .safe-tip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            color: var(--text2);
        }

        .topbar .safe-tip i {
            color: var(--a);
            font-size: 0.85rem;
        }

        .topbar .service-link {
            color: var(--text2);
            font-size: 0.82rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border: none;
            background: none;
            padding: 0;
            cursor: pointer;
        }

        .topbar .service-link:hover {
            color: var(--p);
        }

        .topbar .service-link i {
            font-size: 0.85rem;
        }

        /* ===== 主导航 ===== */
        .main-nav {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(21, 22, 26, 0.86);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--line);
            padding: 12px 0;
        }

        .main-nav .navbar-brand {
            display: flex;
            align-items: center;
            padding: 0;
            margin: 0;
        }

        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--p), var(--p2));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.9rem;
            color: #fff;
            letter-spacing: 0.05em;
            margin-right: 12px;
            box-shadow: 0 4px 16px rgba(240, 87, 45, 0.3);
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 1.1rem;
            font-weight: 750;
            color: var(--text);
            white-space: nowrap;
        }

        .navbar .navbar-nav .nav-link {
            color: var(--text2);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 10px 18px;
            position: relative;
            transition: var(--transition);
            border-radius: 8px;
        }

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

        .navbar .navbar-nav .nav-link.active {
            color: var(--p);
        }

        .navbar .navbar-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 18px;
            right: 18px;
            height: 2px;
            background: var(--p);
            border-radius: 2px;
        }

        .navbar .dropdown-menu {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 16px;
            padding: 8px;
            box-shadow: var(--shadow);
            min-width: 220px;
        }

        .navbar .dropdown-item {
            color: var(--text2);
            border-radius: 10px;
            padding: 12px 16px;
            font-size: 0.92rem;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }

        .navbar .dropdown-item:hover,
        .navbar .dropdown-item:focus {
            color: var(--text);
            background: rgba(240, 87, 45, 0.1);
        }

        .navbar .dropdown-item i {
            color: var(--a);
            width: 20px;
            text-align: center;
        }

        .nav-cta-btn {
            background: linear-gradient(135deg, var(--p), var(--p2));
            border: none;
            color: #fff;
            font-weight: 650;
            font-size: 0.95rem;
            border-radius: var(--radius-sm);
            padding: 10px 24px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(240, 87, 45, 0.25);
        }

        .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(240, 87, 45, 0.38);
            color: #fff;
        }

        .nav-cta-btn i {
            transition: transform 0.3s;
        }

        .nav-cta-btn:hover i {
            transform: translateX(4px);
        }

        .navbar-toggler {
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 8px;
            background: var(--surface);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(240, 87, 45, 0.25);
            border-color: rgba(240, 87, 45, 0.5);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%23F2F0EA' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
            width: 24px;
            height: 24px;
        }

        /* ===== 文章 Hero ===== */
        .article-hero {
            position: relative;
            padding: 64px 0 56px;
            background: linear-gradient(rgba(21, 22, 26, 0.88), rgba(21, 22, 26, 0.94)), url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            border-bottom: 1px solid var(--line);
        }

        .article-hero-inner {
            max-width: 780px;
            margin: 0 auto;
            padding: 0 16px;
        }

        .article-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.82rem;
            color: var(--text2);
            margin-bottom: 20px;
        }

        .article-breadcrumb a {
            color: var(--text2);
            transition: var(--transition);
        }

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

        .article-breadcrumb .sep {
            color: var(--text2);
            opacity: 0.4;
        }

        .article-category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 212, 181, 0.12);
            border: 1px solid rgba(0, 212, 181, 0.22);
            color: var(--a);
            font-size: 0.82rem;
            font-weight: 650;
            border-radius: 999px;
            padding: 6px 16px;
            margin-bottom: 16px;
        }

        .article-category-badge i {
            font-size: 0.78rem;
        }

        .article-hero h1 {
            font-size: 2.5rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 18px;
            color: var(--text);
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 24px;
            font-size: 0.82rem;
            color: var(--text2);
        }

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

        .article-meta i {
            color: var(--a);
            font-size: 0.85rem;
        }

        /* ===== 文章正文区 ===== */
        .article-body {
            padding: 56px 0 80px;
            background: var(--bg);
        }

        .article-main {
            max-width: 780px;
            margin: 0 auto;
            padding: 0 16px;
        }

        .article-content {
            font-size: 1.02rem;
            color: var(--text);
            word-wrap: break-word;
        }

        .article-content p {
            margin-bottom: 1.5em;
            line-height: 1.9;
            color: rgba(242, 240, 234, 0.92);
        }

        .article-content h2 {
            font-size: 1.65rem;
            font-weight: 700;
            margin: 2em 0 0.8em;
            padding-bottom: 0.5em;
            border-bottom: 1px solid var(--line);
            color: var(--text);
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .article-content h3 {
            font-size: 1.28rem;
            font-weight: 650;
            margin: 1.8em 0 0.6em;
            color: var(--text);
            line-height: 1.35;
        }

        .article-content h4 {
            font-size: 1.08rem;
            font-weight: 650;
            margin: 1.6em 0 0.5em;
            color: var(--text);
        }

        .article-content a {
            color: var(--p);
            border-bottom: 1px solid rgba(240, 87, 45, 0.3);
            transition: var(--transition);
        }

        .article-content a:hover {
            color: var(--p2);
            border-bottom-color: var(--p2);
            text-decoration: none;
        }

        .article-content img {
            border-radius: 16px;
            margin: 1.5em auto;
            display: block;
            max-width: 100%;
        }

        .article-content blockquote {
            border-left: 3px solid var(--p);
            padding: 18px 22px;
            background: rgba(240, 87, 45, 0.05);
            border-radius: 0 12px 12px 0;
            margin: 1.6em 0;
            color: var(--text2);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        .article-content ul,
        .article-content ol {
            padding-left: 1.4em;
            margin-bottom: 1.5em;
        }

        .article-content ul {
            list-style: disc;
        }

        .article-content ol {
            list-style: decimal;
        }

        .article-content li {
            margin-bottom: 0.55em;
            line-height: 1.8;
            color: rgba(242, 240, 234, 0.92);
            padding-left: 0.3em;
        }

        .article-content li::marker {
            color: var(--p);
        }

        .article-content table {
            width: 100%;
            margin: 1.6em 0;
            border-collapse: collapse;
            border: 1px solid var(--line);
            border-radius: 12px;
            overflow: hidden;
        }

        .article-content th,
        .article-content td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--line);
            text-align: left;
            font-size: 0.92rem;
        }

        .article-content th {
            background: var(--surface);
            font-weight: 650;
            color: var(--text);
        }

        .article-content td {
            color: var(--text2);
        }

        .article-content tr:last-child td {
            border-bottom: none;
        }

        .article-content hr {
            border: none;
            border-top: 1px solid var(--line);
            margin: 2em 0;
        }

        .article-content code {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: 6px;
            padding: 2px 8px;
            font-size: 0.88em;
            color: var(--p2);
        }

        .article-content strong {
            color: var(--text);
            font-weight: 700;
        }

        /* 文章未找到 */
        .article-not-found {
            text-align: center;
            padding: 64px 32px;
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--line);
        }

        .article-not-found .nf-icon {
            font-size: 3rem;
            color: var(--text2);
            margin-bottom: 20px;
            display: block;
        }

        .article-not-found p {
            color: var(--text2);
            font-size: 0.95rem;
            margin-bottom: 28px;
        }

        /* ===== 文章分页器 ===== */
        .article-pager {
            padding: 0 0 72px;
            background: var(--bg);
        }

        .article-pager .container {
            max-width: 812px;
        }

        .article-prev-next {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 14px;
            border-top: 1px solid var(--line);
            padding-top: 28px;
            flex-wrap: wrap;
        }

        .article-prev-next .btn-outline {
            font-size: 0.88rem;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            padding: 80px 0;
            background: var(--surface2);
            border-top: 1px solid var(--line);
        }

        .related-section .section-title {
            font-size: 1.85rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 48px;
            letter-spacing: -0.01em;
            color: var(--text);
        }

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

        .related-card:hover {
            border-color: rgba(240, 87, 45, 0.4);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            color: var(--text);
        }

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

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

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

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

        .related-card-body .card-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(240, 87, 45, 0.12);
            border: 1px solid rgba(240, 87, 45, 0.2);
            color: var(--p2);
            font-size: 0.78rem;
            font-weight: 650;
            border-radius: 999px;
            padding: 4px 12px;
            margin-bottom: 14px;
        }

        .related-card-body h3 {
            font-size: 1.12rem;
            font-weight: 650;
            margin-bottom: 10px;
            line-height: 1.4;
            color: var(--text);
        }

        .related-card-body p {
            font-size: 0.88rem;
            color: var(--text2);
            line-height: 1.65;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-body .more-link {
            font-size: 0.85rem;
            font-weight: 650;
            color: var(--p);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .related-card-body .more-link i {
            transition: transform 0.3s;
        }

        .related-card-body .more-link:hover i {
            transform: translateX(4px);
        }

        /* ===== CTA 区块 ===== */
        .cta-section {
            padding: 72px 0;
            background: var(--bg);
        }

        .cta-strip {
            background: var(--surface);
            border: 1px solid rgba(240, 87, 45, 0.3);
            border-radius: calc(var(--radius) + 4px);
            padding: 56px 40px;
            text-align: center;
            max-width: 920px;
            margin: 0 auto;
            position: relative;
            overflow: hidden;
        }

        .cta-strip::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(240, 87, 45, 0.16), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-strip::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(0, 212, 181, 0.1), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-strip h2 {
            font-size: 1.6rem;
            font-weight: 750;
            margin-bottom: 14px;
            color: var(--text);
            position: relative;
            z-index: 1;
        }

        .cta-strip p {
            color: var(--text2);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            font-size: 0.95rem;
            position: relative;
            z-index: 1;
        }

        .cta-strip .btn {
            position: relative;
            z-index: 1;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: #0F0F12;
            padding: 64px 0 0;
            border-top: 1px solid var(--line);
            margin-top: auto;
        }

        .footer .footer-brand {
            display: flex;
            align-items: center;
            margin-bottom: 16px;
        }

        .footer .footer-brand .brand-icon {
            width: 36px;
            height: 36px;
            font-size: 0.78rem;
            border-radius: 10px;
            margin-right: 10px;
        }

        .footer .footer-brand .brand-text {
            font-size: 1rem;
        }

        .footer-desc {
            font-size: 0.88rem;
            color: var(--text2);
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 300px;
        }

        .footer h4 {
            font-size: 1rem;
            font-weight: 650;
            margin-bottom: 18px;
            color: var(--text);
            position: relative;
            padding-bottom: 10px;
        }

        .footer h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 2px;
            background: var(--p);
            border-radius: 2px;
        }

        .footer ul {
            padding: 0;
            margin: 0;
        }

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

        .footer ul li a {
            font-size: 0.88rem;
            color: var(--text2);
            transition: var(--transition);
            display: inline-block;
        }

        .footer ul li a:hover {
            color: var(--p);
            transform: translateX(3px);
        }

        .footer-contact li {
            font-size: 0.88rem;
            color: var(--text2);
            display: flex;
            align-items: center;
            gap: 10px;
            line-height: 1.6;
        }

        .footer-contact i {
            color: var(--p);
            width: 20px;
            text-align: center;
            flex-shrink: 0;
        }

        .footer-bottom {
            border-top: 1px solid var(--line);
            padding: 22px 0;
            text-align: center;
            margin-top: 52px;
        }

        .footer-bottom p {
            font-size: 0.82rem;
            color: var(--text2);
            margin: 0;
        }

        .footer-bottom p a {
            color: var(--text2);
        }

        .footer-bottom p a:hover {
            color: var(--p);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .main-nav .navbar-collapse {
                padding: 16px 0;
                background: var(--surface);
                border-radius: 16px;
                margin-top: 12px;
                border: 1px solid var(--line);
                box-shadow: var(--shadow);
            }

            .main-nav .navbar-nav .nav-link {
                padding: 14px 20px;
                font-size: 1rem;
                border-radius: 10px;
                margin: 2px 8px;
            }

            .main-nav .navbar-nav .nav-link.active::after {
                left: 20px;
                right: auto;
                width: 28px;
            }

            .main-nav .dropdown-menu {
                border: none;
                box-shadow: none;
                background: transparent;
                padding-left: 24px;
            }

            .main-nav .dropdown-item {
                padding: 12px 16px;
            }

            .nav-cta-btn {
                margin: 12px 8px 4px;
                justify-content: center;
            }
        }

        @media (max-width: 767.98px) {
            .article-hero {
                padding: 44px 0 40px;
            }

            .article-hero h1 {
                font-size: 1.85rem;
            }

            .article-meta {
                gap: 14px;
                font-size: 0.78rem;
            }

            .article-body {
                padding: 40px 0 56px;
            }

            .article-content {
                font-size: 0.98rem;
            }

            .article-content h2 {
                font-size: 1.4rem;
            }

            .article-content h3 {
                font-size: 1.12rem;
            }

            .article-prev-next {
                flex-direction: column;
            }

            .article-prev-next .btn-outline {
                width: 100%;
                justify-content: center;
            }

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

            .related-section .section-title {
                font-size: 1.45rem;
                margin-bottom: 32px;
            }

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

            .cta-section {
                padding: 48px 0;
            }

            .cta-strip {
                padding: 40px 24px;
            }

            .cta-strip h2 {
                font-size: 1.3rem;
            }

            .footer {
                padding: 48px 0 0;
            }

            .footer-bottom {
                margin-top: 36px;
            }
        }

        @media (max-width: 575.98px) {
            .topbar .container {
                justify-content: center;
                gap: 12px;
            }

            .topbar .safe-tip {
                font-size: 0.75rem;
            }

            .topbar .service-link {
                font-size: 0.75rem;
            }

            .brand-text {
                font-size: 0.98rem;
            }

            .brand-icon {
                width: 38px;
                height: 38px;
                font-size: 0.8rem;
                margin-right: 10px;
            }

            .article-hero {
                padding: 36px 0 32px;
            }

            .article-breadcrumb {
                font-size: 0.75rem;
                margin-bottom: 14px;
            }

            .article-category-badge {
                font-size: 0.75rem;
                padding: 5px 12px;
            }

            .article-hero h1 {
                font-size: 1.6rem;
                margin-bottom: 14px;
            }

            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .article-main {
                padding: 0 12px;
            }

            .article-hero-inner {
                padding: 0 12px;
            }
        }

/* roulang page: category2 */
:root {
    --p: #F0572D;
    --p2: #FF8C3B;
    --a: #00D4B5;
    --bg: #15161A;
    --surface: #1E2026;
    --surface2: rgba(255,255,255,0.03);
    --text: #F2F0EA;
    --text2: #A6A6A0;
    --border: rgba(255,255,255,0.08);
    --radius: 20px;
    --radius-lg: 24px;
    --radius-btn: 14px;
    --shadow: 0 8px 32px rgba(0,0,0,0.25);
    --shadow-hover: 0 16px 48px rgba(240,87,45,0.12);
    --gradient: linear-gradient(135deg, #F0572D 0%, #FF8C3B 100%);
    --space: 96px;
    --font: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Roboto, Arial, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font);
    font-size: 0.95rem;
    line-height: 1.75;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.2s ease; }
ul, ol { list-style: none; padding: 0; margin: 0; }
.container { max-width: 1200px; }
.btn { font-size: 0.95rem; font-weight: 650; border-radius: var(--radius-btn); padding: 0.7rem 1.4rem; transition: all 0.25s ease; letter-spacing: 0.01em; }
.btn:focus-visible { outline: 2px solid rgba(240,87,45,0.6); outline-offset: 2px; }
.btn-primary {
    background: var(--gradient);
    border: none;
    color: #fff;
    box-shadow: 0 4px 20px rgba(240,87,45,0.25);
}
.btn-primary:hover, .btn-primary:focus {
    background: linear-gradient(135deg, #ff6a3d 0%, #ffa055 100%);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(240,87,45,0.35);
}
.btn-primary i, .btn-outline-light i { transition: transform 0.25s ease; }
.btn-primary:hover i, .btn-outline-light:hover i { transform: translateX(4px); }
.btn-outline-light {
    border: 1px solid rgba(255,255,255,0.25);
    color: var(--text);
    background: transparent;
    border-radius: var(--radius-btn);
}
.btn-outline-light:hover {
    border-color: var(--p);
    color: var(--p2);
    background: rgba(240,87,45,0.08);
    transform: translateY(-2px);
}
.btn-lg { padding: 0.85rem 1.8rem; font-size: 1.05rem; }
.btn-sm { padding: 0.5rem 1.1rem; font-size: 0.85rem; }

.section { padding: var(--space) 0; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.section-head h2 {
    font-size: 1.85rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}
.section-head p { color: var(--text2); font-size: 1rem; }

/* ===== 顶部信息条 ===== */
.top-bar {
    height: 36px;
    background: #0F0F12;
    border-bottom: 1px solid var(--border);
    font-size: 0.82rem;
    color: var(--text2);
    display: flex;
    align-items: center;
}
.top-bar .container { display: flex; align-items: center; justify-content: space-between; }
.top-bar .tb-left { display: flex; align-items: center; gap: 8px; }
.top-bar .tb-left i { color: var(--a); font-size: 0.78rem; }
.top-bar .tb-right { display: flex; align-items: center; gap: 6px; }
.top-bar .tb-right a { color: var(--text2); transition: color 0.2s; }
.top-bar .tb-right a:hover { color: var(--p2); }

/* ===== 导航 ===== */
.main-nav {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: rgba(21,22,26,0.86);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    padding: 0;
    min-height: 68px;
}
.main-nav .container { display: flex; align-items: center; flex-wrap: wrap; }
.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0;
    margin-right: 2rem;
}
.brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: var(--gradient);
    border-radius: 10px;
    color: #fff;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    box-shadow: 0 4px 16px rgba(240,87,45,0.3);
}
.brand-text { font-size: 1.15rem; font-weight: 700; color: var(--text); letter-spacing: -0.01em; }
.main-nav .navbar-nav .nav-link {
    color: var(--text2);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.6rem 1.1rem;
    border-radius: 10px;
    position: relative;
    transition: color 0.2s;
}
.main-nav .navbar-nav .nav-link:hover { color: var(--text); }
.main-nav .navbar-nav .nav-link.active {
    color: var(--text);
}
.main-nav .navbar-nav .nav-link.active::after {
    content: '';
    position: absolute;
    left: 1.1rem;
    right: 1.1rem;
    bottom: 0;
    height: 2px;
    background: var(--gradient);
    border-radius: 2px;
}
.main-nav .navbar-nav .nav-link.dropdown-toggle.active::after {
    left: 1.1rem;
    right: 1.1rem;
}
.nav-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.55rem 1.3rem;
    font-size: 0.9rem;
    white-space: nowrap;
}
.dropdown-menu {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow);
    padding: 0.5rem;
    min-width: 220px;
    margin-top: 10px !important;
}
.dropdown-item {
    color: var(--text2);
    border-radius: 10px;
    padding: 0.65rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.2s;
}
.dropdown-item i { width: 18px; text-align: center; color: var(--p2); font-size: 0.85rem; }
.dropdown-item:hover, .dropdown-item:focus {
    background: rgba(240,87,45,0.12);
    color: var(--text);
}
.dropdown-item.active {
    background: rgba(240,87,45,0.18);
    color: var(--p2);
    font-weight: 650;
}
.navbar-toggler {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 6px 10px;
    background: var(--surface);
}
.navbar-toggler:focus { box-shadow: 0 0 0 2px rgba(240,87,45,0.4); }
.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(242,240,234,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ===== Hero（分类页） ===== */
.category-hero {
    position: relative;
    padding: 88px 0 80px;
    background: radial-gradient(ellipse 60% 50% at 75% 20%, rgba(240,87,45,0.16) 0%, transparent 60%), var(--bg);
    overflow: hidden;
}
.category-hero .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0,212,181,0.12);
    border: 1px solid rgba(0,212,181,0.2);
    color: var(--a);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 999px;
    margin-bottom: 20px;
    letter-spacing: 0.02em;
}
.category-hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 14px;
}
.category-hero .hero-sub {
    font-size: 1.1rem;
    color: var(--text2);
    max-width: 440px;
    margin-bottom: 32px;
    line-height: 1.6;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 32px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 12px; }
.stat-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    height: 32px;
    padding: 0 14px;
    background: rgba(0,212,181,0.08);
    border: 1px solid rgba(0,212,181,0.18);
    border-radius: 999px;
    font-size: 0.82rem;
    color: var(--text2);
    background: rgba(0,212,181,0.1);
}
.stat-badge b {
    color: var(--a);
    font-weight: 700;
    font-size: 0.95rem;
}
.hero-visual {
    position: relative;
    border-radius: var(--radius-lg);
    padding: 48px 24px 24px;
    background-image: url('/assets/images/backpic/back-2.webp');
    background-size: cover;
    background-position: center;
    min-height: 360px;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    box-shadow: var(--shadow);
}
.hero-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(21,22,26,0.25) 0%, rgba(21,22,26,0.88) 100%);
    border-radius: var(--radius-lg);
}
.hero-visual-card {
    position: relative;
    background: rgba(30,32,38,0.92);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 20px 22px;
    width: 100%;
    box-shadow: var(--shadow);
}
.security-list { display: flex; flex-direction: column; gap: 14px; }
.security-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: border-color 0.2s;
}
.security-item:hover { border-color: rgba(240,87,45,0.3); }
.security-item .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--a);
    box-shadow: 0 0 8px rgba(0,212,181,0.5);
    flex-shrink: 0;
}
.security-item .info { flex: 1; }
.security-item .info span { display: block; font-weight: 600; font-size: 0.9rem; color: var(--text); }
.security-item .info small { font-size: 0.75rem; color: var(--text2); }
.security-item i { color: var(--a); font-size: 1.1rem; }
.hero-tip {
    position: relative;
    text-align: center;
    font-size: 0.75rem;
    color: rgba(242,240,234,0.55);
    margin-top: 24px;
    letter-spacing: 0.03em;
}

/* ===== 卖点三连 ===== */
.service-section { background: var(--bg); }
.service-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    height: 100%;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.service-card:nth-child(2) { transform: translateY(12px); }
.service-card:hover {
    transform: translateY(4px) !important;
    box-shadow: var(--shadow-hover);
    border-color: rgba(240,87,45,0.25);
}
.service-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: rgba(240,87,45,0.12);
    border: 1px solid rgba(240,87,45,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--p2);
    margin-bottom: 20px;
}
.service-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.service-card p {
    color: var(--text2);
    font-size: 0.88rem;
    line-height: 1.7;
    margin-bottom: 16px;
}
.text-link {
    font-size: 0.88rem;
    font-weight: 650;
    color: var(--p2);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap 0.2s;
}
.text-link:hover { gap: 10px; color: var(--p); }

/* ===== 宽幅交替卡片 ===== */
.scenes-section { background: #181920; }
.scene-card-wrap { display: flex; flex-direction: column; gap: 28px; }
.scene-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s;
}
.scene-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(240,87,45,0.2); }
.scene-img { min-height: 260px; }
.scene-img img { width: 100%; height: 100%; object-fit: cover; }
.scene-content { padding: 40px 44px; display: flex; flex-direction: column; justify-content: center; }
.scene-tags { display: flex; gap: 8px; margin-bottom: 16px; }
.scene-tags span {
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(240,87,45,0.1);
    border: 1px solid rgba(240,87,45,0.18);
    color: var(--p2);
    padding: 2px 12px;
    border-radius: 999px;
}
.scene-content h3 { font-size: 1.45rem; font-weight: 700; color: var(--text); margin-bottom: 12px; letter-spacing: -0.01em; }
.scene-content p { color: var(--text2); font-size: 0.9rem; line-height: 1.75; margin-bottom: 20px; }
.scene-content .btn { align-self: flex-start; }
.scene-reverse .scene-img { order: 2; }
.scene-reverse .scene-content { order: 1; }

/* ===== 流程 ===== */
.process-section { background: var(--bg); position: relative; }
.process-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 50% 40% at 20% 50%, rgba(0,212,181,0.08) 0%, transparent 70%);
    pointer-events: none;
}
.process-step {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 26px;
    height: 100%;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}
.process-step:hover { border-color: rgba(240,87,45,0.3); transform: translateY(-4px); }
.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--gradient);
    color: #fff;
    font-weight: 800;
    font-size: 0.95rem;
    margin-bottom: 16px;
    box-shadow: 0 4px 14px rgba(240,87,45,0.3);
}
.process-step h3 { font-size: 1.05rem; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.process-step p { font-size: 0.85rem; color: var(--text2); margin: 0; line-height: 1.7; }

/* ===== FAQ ===== */
.faq-section { background: #181920; }
.accordion { max-width: 800px; margin: 0 auto; }
.accordion-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 14px;
    overflow: hidden;
    transition: border-color 0.3s, box-shadow 0.3s;
}
.accordion-item:has(.accordion-button:not(.collapsed)) {
    border-color: rgba(240,87,45,0.3);
    box-shadow: var(--shadow);
    position: relative;
}
.accordion-item:has(.accordion-button:not(.collapsed))::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    bottom: 12px;
    width: 2px;
    background: var(--gradient);
    border-radius: 2px;
    z-index: 1;
}
.accordion-button {
    background: transparent;
    color: var(--text);
    font-weight: 650;
    font-size: 1rem;
    padding: 20px 24px;
    border: none;
    box-shadow: none;
    transition: color 0.3s;
}
.accordion-button:not(.collapsed) { background: transparent; color: var(--p2); }
.accordion-button:focus { box-shadow: none; border-color: transparent; }
.accordion-button:hover { color: var(--p2); }
.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23A6A6A0'%3e%3cpath d='M8 2a.75.75 0 0 1 .75.75v4.5h4.5a.75.75 0 0 1 0 1.5h-4.5v4.5a.75.75 0 0 1-1.5 0v-4.5h-4.5a.75.75 0 0 1 0-1.5h4.5v-4.5A.75.75 0 0 1 8 2Z'/%3e%3c/svg%3e");
    background-size: 14px;
    transition: transform 0.2s ease;
    width: 20px;
    height: 20px;
}
.accordion-button:not(.collapsed)::after {
    transform: rotate(45deg);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23F0572D'%3e%3cpath d='M8 2a.75.75 0 0 1 .75.75v4.5h4.5a.75.75 0 0 1 0 1.5h-4.5v4.5a.75.75 0 0 1-1.5 0v-4.5h-4.5a.75.75 0 0 1 0-1.5h4.5v-4.5A.75.75 0 0 1 8 2Z'/%3e%3c/svg%3e");
}
.accordion-body { padding: 0 24px 22px; color: var(--text2); font-size: 0.9rem; line-height: 1.8; border-top: 1px solid var(--border); padding-top: 16px; }

/* ===== CTA ===== */
.cta-section { padding: 64px 0; background: var(--bg); }
.cta-box {
    background: radial-gradient(ellipse at 30% 20%, rgba(240,87,45,0.18) 0%, transparent 50%), var(--surface);
    border: 1px solid rgba(240,87,45,0.18);
    border-radius: var(--radius-lg);
    padding: 64px 48px;
    text-align: center;
    box-shadow: var(--shadow);
}
.cta-box h2 { font-size: 1.85rem; font-weight: 800; color: var(--text); letter-spacing: -0.02em; margin-bottom: 12px; }
.cta-box p { color: var(--text2); font-size: 1rem; margin-bottom: 28px; }
.cta-box .btn-primary { padding: 0.85rem 2rem; font-size: 1.05rem; }

/* ===== 安全提示条 ===== */
.safety-banner {
    background: rgba(0,212,181,0.05);
    border: 1px solid rgba(0,212,181,0.15);
    border-radius: 14px;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 14px;
    max-width: 800px;
    margin: 48px auto 0;
}
.safety-banner i { color: var(--a); font-size: 1.2rem; flex-shrink: 0; }
.safety-banner span { font-size: 0.85rem; color: var(--text2); }
.safety-banner b { color: var(--text); font-weight: 650; }

/* ===== 页脚 ===== */
.footer {
    background: #0F0F12;
    border-top: 1px solid var(--border);
    padding: 72px 0 0;
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}
.footer-brand .brand-icon { width: 36px; height: 36px; font-size: 0.68rem; }
.footer-brand .brand-text { font-size: 1.05rem; color: var(--text); font-weight: 700; }
.footer-desc { color: var(--text2); font-size: 0.85rem; line-height: 1.7; max-width: 320px; }
.footer h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
    letter-spacing: 0.02em;
}
.footer ul li { margin-bottom: 10px; }
.footer ul li a { color: var(--text2); font-size: 0.85rem; transition: color 0.2s, padding-left 0.2s; }
.footer ul li a:hover { color: var(--p2); padding-left: 4px; }
.footer-contact li { color: var(--text2); font-size: 0.85rem; display: flex; align-items: center; gap: 10px; }
.footer-contact i { color: var(--p2); width: 16px; text-align: center; }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding: 22px 0;
    margin-top: 48px;
    text-align: center;
}
.footer-bottom p { color: var(--text2); font-size: 0.8rem; margin: 0; }

/* ===== 响应式 ===== */
@media (max-width: 991px) {
    :root { --space: 72px; }
    .main-nav .container { justify-content: space-between; }
    .navbar-collapse {
        background: var(--surface);
        border-radius: 16px;
        padding: 12px 12px 16px;
        margin-top: 12px;
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
    }
    .main-nav .navbar-nav .nav-link { padding: 0.75rem 1rem !important; border-radius: 10px; }
    .main-nav .navbar-nav .nav-link.active::after { display: none; }
    .main-nav .navbar-nav .nav-link.active { background: rgba(240,87,45,0.12); color: var(--p2); }
    .navbar-nav .nav-item { margin: 4px 0; }
    .dropdown-menu {
        background: rgba(21,22,26,0.8);
        border: none;
        box-shadow: none;
        padding: 0 0 0 16px;
        margin: 4px 0 0 !important;
        min-width: 100%;
    }
    .dropdown-item { padding: 0.6rem 1rem; }
    .nav-cta-btn { margin-top: 8px; justify-content: center; width: 100%; }
    .category-hero { padding: 64px 0; }
    .category-hero .hero-visual { margin-top: 40px; min-height: 300px; }
    .service-card:nth-child(2) { transform: none; }
    .scene-card { grid-template-columns: 1fr; }
    .scene-reverse .scene-img { order: 1; }
    .scene-reverse .scene-content { order: 2; }
    .scene-content { padding: 28px 28px 32px; }
    .cta-box { padding: 48px 24px; }
}

@media (max-width: 767px) {
    :root { --space: 64px; }
    .top-bar { height: auto; padding: 6px 0; }
    .top-bar .tb-left span { display: none; }
    .category-hero h1 { font-size: 1.85rem; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .hero-stats { gap: 8px; }
    .stat-badge { font-size: 0.75rem; padding: 0 10px; height: 28px; }
    .section-head h2 { font-size: 1.45rem; }
    .section-head p { font-size: 0.9rem; }
    .scene-content { padding: 22px 22px 28px; }
    .scene-content h3 { font-size: 1.2rem; }
    .scene-img { min-height: 200px; }
    .process-step { padding: 24px 20px; }
    .cta-box h2 { font-size: 1.4rem; }
    .safety-banner { flex-direction: column; align-items: flex-start; padding: 16px; }
    .footer { padding-top: 48px; }
    .footer-bottom { margin-top: 24px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* roulang page: category3 */
:root {
            --p: #F0572D;
            --p2: #FF8C3B;
            --a: #00D4B5;
            --bg: #15161A;
            --surface: #1E2026;
            --text: #F2F0EA;
            --text2: #A6A6A0;
            --border: rgba(255, 255, 255, .08);
            --radius: 20px;
            --shadow: 0 8px 32px rgba(0, 0, 0, .25);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", Roboto, Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: .95rem;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--a);
            text-decoration: none;
            transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
        }

        a:hover {
            color: var(--p2);
        }

        .container {
            max-width: 1200px;
        }

        .section {
            padding: 96px 0;
        }

        #service-list,
        #faq-section {
            scroll-margin-top: 100px;
        }

        /* Topbar */
        .topbar {
            background: #0F0F12;
            color: var(--text2);
            font-size: .82rem;
            min-height: 36px;
            display: flex;
            align-items: center;
            border-bottom: 1px solid rgba(255, 255, 255, .04);
        }

        .topbar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }

        .topbar a {
            color: var(--text2);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 0;
        }

        .topbar a:hover {
            color: var(--p);
        }

        /* Main Nav */
        .main-nav {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(21, 22, 26, .86);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            padding: 14px 0;
        }

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

        .main-nav .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--p), var(--p2));
            color: #fff;
            font-weight: 850;
            font-size: .9rem;
            letter-spacing: .02em;
            box-shadow: 0 4px 16px rgba(240, 87, 45, .3);
        }

        .main-nav .brand-text {
            font-weight: 750;
            font-size: 1.15rem;
            color: var(--text);
            white-space: nowrap;
        }

        .main-nav .nav-link {
            color: var(--text2) !important;
            font-weight: 600;
            font-size: .95rem;
            padding: 8px 16px !important;
            border-radius: 10px;
            position: relative;
        }

        .main-nav .nav-link:hover,
        .main-nav .nav-link.active {
            color: #fff !important;
        }

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

        .main-nav .dropdown-menu {
            background: #1E2026;
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 16px;
            box-shadow: 0 24px 60px rgba(0, 0, 0, .45);
            padding: 10px;
            margin-top: 10px;
            min-width: 220px;
        }

        .main-nav .dropdown-item {
            color: var(--text2);
            padding: 12px 16px;
            border-radius: 10px;
            font-weight: 600;
            font-size: .9rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .main-nav .dropdown-item i {
            color: var(--p);
            width: 18px;
            text-align: center;
        }

        .main-nav .dropdown-item.active,
        .main-nav .dropdown-item:hover {
            background: rgba(240, 87, 45, .1);
            color: #fff;
        }

        .main-nav .dropdown-item.active i,
        .main-nav .dropdown-item:hover i {
            color: var(--p2);
        }

        .main-nav .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, .2);
            padding: 8px 10px;
            border-radius: 10px;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* Buttons */
        .btn {
            border-radius: 14px;
            font-weight: 650;
            font-size: .95rem;
            padding: 12px 26px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: all .2s ease;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--p), var(--p2));
            border: none;
            color: #fff;
            box-shadow: 0 8px 24px rgba(240, 87, 45, .25);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, #f8633c, #ff9a4d);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(240, 87, 45, .35);
        }

        .btn-primary i {
            transition: transform .2s ease;
        }

        .btn-primary:hover i {
            transform: translateX(4px);
        }

        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, .35);
            color: var(--text);
            background: transparent;
        }

        .btn-outline-light:hover {
            border-color: var(--p);
            color: var(--p2);
            background: rgba(240, 87, 45, .08);
            transform: translateY(-2px);
        }

        .btn:focus-visible {
            outline: 2px solid rgba(240, 87, 45, .6);
            outline-offset: 2px;
            box-shadow: none;
        }

        /* Page Hero */
        .page-hero {
            position: relative;
            padding: 92px 0 76px;
            background: linear-gradient(135deg, rgba(240, 87, 45, .16), rgba(21, 22, 26, .94) 55%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            overflow: hidden;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 212, 181, .14), transparent 65%);
            top: -120px;
            right: -60px;
            pointer-events: none;
        }

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

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(240, 87, 45, .12);
            border: 1px solid rgba(240, 87, 45, .2);
            color: var(--p2);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: .82rem;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: .04em;
        }

        .page-hero h1 {
            font-size: 2.5rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -.02em;
            color: var(--text);
            margin-bottom: 16px;
        }

        .hero-lead {
            max-width: 640px;
            font-size: 1.05rem;
            color: var(--text2);
            line-height: 1.75;
            margin-bottom: 28px;
        }

        .text-highlight {
            background: linear-gradient(135deg, var(--p), var(--p2));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            font-weight: 800;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 30px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .badge-soft {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 212, 181, .1);
            border: 1px solid rgba(0, 212, 181, .2);
            color: var(--text2);
            border-radius: 999px;
            height: 36px;
            padding: 0 16px;
            font-size: .85rem;
        }

        .badge-num {
            color: var(--a);
            font-weight: 800;
            font-size: .95rem;
        }

        /* Section Head */
        .section-head {
            max-width: 620px;
            margin-bottom: 48px;
        }

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

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--a);
            border: 1px solid rgba(0, 212, 181, .22);
            background: rgba(0, 212, 181, .08);
            padding: 5px 12px;
            border-radius: 999px;
            font-size: .78rem;
            font-weight: 700;
            letter-spacing: .06em;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: 1.85rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin-bottom: 12px;
        }

        .section-head p {
            color: var(--text2);
            font-size: .95rem;
            line-height: 1.75;
            margin: 0;
        }

        /* Service Cards */
        .service-section {
            padding: 96px 0;
        }

        .service-card {
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, .06);
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: box-shadow .3s ease, transform .3s ease;
            margin-bottom: 28px;
        }

        .service-card:hover {
            box-shadow: 0 16px 48px rgba(240, 87, 45, .14);
            transform: translateY(-4px);
        }

        .service-card-media {
            min-height: 320px;
            background: #111216;
        }

        .service-card-media img {
            width: 100%;
            height: 100%;
            min-height: 320px;
            object-fit: cover;
        }

        .service-card-body {
            padding: 40px;
        }

        .service-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(240, 87, 45, .12);
            color: var(--p2);
            font-size: 1.2rem;
            margin-bottom: 20px;
        }

        .service-card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }

        .service-card-body p {
            color: var(--text2);
            font-size: .95rem;
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 20px;
        }

        .tag {
            display: inline-block;
            background: rgba(255, 255, 255, .05);
            border: 1px solid rgba(255, 255, 255, .08);
            color: var(--text2);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: .78rem;
            font-weight: 600;
            transition: all .2s ease;
        }

        .tag:hover {
            border-color: rgba(240, 87, 45, .35);
            color: var(--p2);
        }

        .service-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--p2);
            font-weight: 700;
            font-size: .9rem;
        }

        .service-more i {
            transition: transform .2s ease;
        }

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

        .service-more:hover {
            color: var(--p);
        }

        /* Process */
        .process-section {
            padding: 96px 0;
            background: #1A1C21;
            border-top: 1px solid rgba(255, 255, 255, .04);
            border-bottom: 1px solid rgba(255, 255, 255, .04);
        }

        .process-card {
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, .06);
            border-radius: 20px;
            padding: 28px;
            height: 100%;
            transition: transform .3s ease, box-shadow .3s ease;
        }

        .process-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 48px rgba(0, 0, 0, .3);
        }

        .process-num {
            font-size: 2rem;
            font-weight: 850;
            background: linear-gradient(135deg, var(--p), var(--p2));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: block;
            margin-bottom: 12px;
        }

        .process-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }

        .process-card p {
            color: var(--text2);
            font-size: .92rem;
            line-height: 1.7;
            margin: 0;
        }

        .stats-row {
            margin-top: 48px;
            padding-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, .08);
        }

        .stat-item {
            display: flex;
            flex-direction: column;
            gap: 6px;
            align-items: center;
            text-align: center;
        }

        .stat-value {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--a);
        }

        .stat-label {
            font-size: .85rem;
            color: var(--text2);
        }

        /* FAQ */
        .faq-section {
            padding: 96px 0;
        }

        .accordion {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 800px;
            margin: 0 auto;
        }

        .accordion-item {
            background: var(--surface);
            border: 1px solid rgba(255, 255, 255, .06) !important;
            border-radius: 16px !important;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, .2);
            transition: border-color .2s ease;
        }

        .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-left: 2px solid var(--p) !important;
        }

        .accordion-button {
            background: transparent;
            color: var(--text);
            font-size: 1rem;
            font-weight: 650;
            padding: 20px 24px;
            box-shadow: none !important;
            border: none;
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23A6A6A0'%3e%3cpath d='M8 4a.5.5 0 0 1 .5.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3A.5.5 0 0 1 8 4z'/%3e%3c/svg%3e");
            transition: transform .2s ease;
        }

        .accordion-button:not(.collapsed) {
            background: rgba(240, 87, 45, .06);
            color: #fff;
        }

        .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23F0572D'%3e%3cpath d='M8 4a.5.5 0 0 1 .5.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3A.5.5 0 0 1 8 4z'/%3e%3c/svg%3e");
            transform: rotate(45deg);
        }

        .accordion-button:focus-visible {
            outline: 2px solid rgba(240, 87, 45, .6);
            outline-offset: 2px;
        }

        .accordion-body {
            padding: 0 24px 22px;
            color: var(--text2);
            font-size: .92rem;
            line-height: 1.75;
        }

        /* CTA Bar */
        .cta-bar {
            padding: 0 0 96px;
        }

        .cta-inner {
            background: linear-gradient(135deg, rgba(240, 87, 45, .92), rgba(255, 140, 59, .88));
            border-radius: 24px;
            padding: 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: 0 16px 48px rgba(240, 87, 45, .25);
            position: relative;
            overflow: hidden;
        }

        .cta-inner::after {
            content: '';
            position: absolute;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            right: -60px;
            bottom: -80px;
            pointer-events: none;
        }

        .cta-kicker {
            color: rgba(255, 255, 255, .85);
            font-size: .82rem;
            font-weight: 700;
            letter-spacing: .08em;
            margin-bottom: 6px;
            display: block;
        }

        .cta-inner h2 {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 750;
            margin-bottom: 8px;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, .9);
            margin: 0;
            font-size: .95rem;
            line-height: 1.7;
            max-width: 480px;
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .btn-cta-white {
            background: #fff;
            color: var(--p);
            border: none;
            border-radius: 14px;
            padding: 12px 26px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: all .2s ease;
        }

        .btn-cta-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .18);
            color: var(--p);
        }

        .btn-cta-ghost {
            border: 1px solid rgba(255, 255, 255, .65);
            color: #fff;
            background: transparent;
            border-radius: 14px;
            padding: 12px 26px;
            font-weight: 700;
            transition: all .2s ease;
        }

        .btn-cta-ghost:hover {
            background: rgba(255, 255, 255, .15);
            color: #fff;
            border-color: #fff;
            transform: translateY(-2px);
        }

        /* Footer */
        .footer {
            background: #0F0F12;
            padding: 64px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, .04);
        }

        .footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--p), var(--p2));
            color: #fff;
            font-weight: 850;
            font-size: .85rem;
        }

        .footer .brand-text {
            font-weight: 750;
            font-size: 1.05rem;
            color: var(--text);
        }

        .footer-desc {
            color: var(--text2);
            font-size: .88rem;
            line-height: 1.75;
            max-width: 320px;
            margin-bottom: 0;
        }

        .footer h4 {
            color: var(--text);
            font-size: .95rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

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

        .footer ul li {
            margin-bottom: 10px;
            color: var(--text2);
            font-size: .88rem;
        }

        .footer ul a {
            color: var(--text2);
            font-size: .88rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer ul a:hover {
            color: var(--p);
        }

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

        .footer-contact i {
            color: var(--a);
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .06);
            margin-top: 40px;
            padding-top: 24px;
            text-align: center;
        }

        .footer-bottom p {
            color: var(--text2);
            font-size: .82rem;
            margin: 0;
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .main-nav .navbar-collapse {
                background: #1E2026;
                border-radius: 16px;
                padding: 16px;
                margin-top: 12px;
                border: 1px solid rgba(255, 255, 255, .08);
                box-shadow: 0 20px 48px rgba(0, 0, 0, .4);
                max-height: calc(100vh - 100px);
                overflow-y: auto;
            }

            .main-nav .nav-link {
                padding: 12px 16px !important;
            }

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

            .main-nav .dropdown-menu {
                box-shadow: none;
                background: rgba(0, 0, 0, .2);
                border: none;
                padding: 0;
                margin: 4px 0 8px;
            }

            .main-nav .nav-cta-btn {
                margin: 8px 0 0;
                width: 100%;
                justify-content: center;
            }

            .section,
            .service-section,
            .process-section,
            .faq-section {
                padding: 64px 0;
            }

            .cta-bar {
                padding: 0 0 64px;
            }

            .cta-inner {
                padding: 36px 28px;
            }

            .service-card-body {
                padding: 32px 24px;
            }
        }

        @media (max-width: 767.98px) {
            .page-hero {
                padding: 64px 0 56px;
            }

            .page-hero h1 {
                font-size: 1.85rem;
            }

            .hero-lead {
                font-size: .95rem;
            }

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

            .section-head h2 {
                font-size: 1.45rem;
            }

            .service-card-media,
            .service-card-media img {
                min-height: 240px;
            }

            .service-card-body {
                padding: 28px 20px;
            }

            .cta-inner {
                padding: 28px 20px;
                text-align: center;
                justify-content: center;
            }

            .cta-inner p {
                margin-left: auto;
                margin-right: auto;
            }

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

            .cta-actions .btn {
                flex: 1;
                justify-content: center;
            }

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

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
        }