/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0E5B3C;
            --primary-dark: #0A422B;
            --accent: #A6E22E;
            --accent-light: #B6F036;
            --accent-orange: #FF7A2F;
            --bg-warm: #F7F6F2;
            --bg-green: #EDF3EE;
            --dark-panel: #12201A;
            --text-main: #1A2B23;
            --text-muted: #5B6E64;
            --text-disabled: #A9B8B0;
            --border: #DFE8E2;
            --divider: #EAEFEC;
            --success: #2A9D68;
            --warning: #E6A23C;
            --error: #D64545;
            --info: #3A7CA5;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 2px 8px rgba(14, 91, 60, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 91, 60, 0.12);
            --shadow-dark: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-btn: 0 4px 12px rgba(166, 226, 46, 0.3);
            --space-section: clamp(3rem, 6vw, 6rem);
            --font-cn: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: Inter, "DIN Alternate", tabular-nums;
        }

        /* ===== Reset 与基础 ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-cn);
            font-size: 0.9375rem;
            line-height: 1.8;
            color: var(--text-main);
            background-color: var(--bg-warm);
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s;
        }

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

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

        ul {
            list-style: none;
        }

        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            background: #fff;
            width: 100%;
            transition: border-color 0.25s, box-shadow 0.25s;
        }

        input:focus,
        textarea:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(166, 226, 46, 0.2);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 clamp(1.25rem, 4vw, 2.5rem);
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section-title {
            font-size: 1.5rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 0.5em;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }

        .section-title::before {
            content: "";
            display: block;
            width: 4px;
            height: 1.5em;
            background: var(--accent);
            border-radius: 3px;
            flex-shrink: 0;
        }

        .section-sub {
            color: var(--text-muted);
            margin-bottom: 2rem;
            max-width: 720px;
        }

        /* ===== 顶部导航 ===== */
        .layout {
            display: flex;
            min-height: 100vh;
        }

        .sidebar {
            width: 280px;
            flex-shrink: 0;
            background-color: var(--primary);
            display: flex;
            flex-direction: column;
            position: fixed;
            top: 0;
            bottom: 0;
            left: 0;
            z-index: 100;
            padding: 0;
        }

        .sidebar-brand {
            padding: 32px 24px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .brand-logo {
            width: 44px;
            height: 44px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(166, 226, 46, 0.3);
        }

        .brand-logo svg {
            width: 26px;
            height: 26px;
        }

        .brand-text {
            display: flex;
            flex-direction: column;
        }

        .brand-text .brand-name {
            font-size: 1.1rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            letter-spacing: 0.03em;
        }

        .brand-text .brand-sub {
            font-size: 0.72rem;
            color: var(--accent);
            font-weight: 600;
            letter-spacing: 0.08em;
            line-height: 1.2;
        }

        .sidebar-nav {
            flex: 1;
            padding: 20px 12px;
            overflow-y: auto;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 16px;
            color: rgba(255, 255, 255, 0.7);
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 500;
            margin-bottom: 6px;
            transition: background 0.25s, color 0.25s;
            position: relative;
        }

        .sidebar-nav a svg {
            width: 22px;
            height: 22px;
            flex-shrink: 0;
            stroke: currentColor;
            fill: none;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        .sidebar-nav a.active {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .sidebar-nav a.active::before {
            content: "";
            position: absolute;
            left: -12px;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 24px;
            background: var(--accent-orange);
            border-radius: 0 4px 4px 0;
        }

        .sidebar-auth {
            padding: 16px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .auth-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(166, 226, 46, 0.12);
            border: 1px solid rgba(166, 226, 46, 0.3);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 0.75rem;
            color: var(--accent);
            font-weight: 600;
        }

        .auth-badge svg {
            width: 14px;
            height: 14px;
        }

        .main-content {
            flex: 1;
            margin-left: 280px;
            min-width: 0;
        }

        /* 移动端顶部导航 */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 200;
            background: var(--primary);
            padding: 0 1.25rem;
            height: 60px;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 4px 16px rgba(10, 66, 43, 0.3);
        }

        .mobile-header .mobile-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 800;
            font-size: 1rem;
        }

        .mobile-brand img {
            width: 28px;
            height: 28px;
            border-radius: 50%;
        }

        .mobile-menu-btn {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            border-radius: 10px;
            transition: background 0.2s;
        }

        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .mobile-nav {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--primary);
            z-index: 199;
            padding: 24px;
            overflow-y: auto;
        }

        .mobile-nav.open {
            display: block;
        }

        .mobile-nav a {
            display: flex;
            align-items: center;
            gap: 16px;
            color: rgba(255, 255, 255, 0.8);
            padding: 16px 14px;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: 12px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            animation: slideIn 0.3s ease both;
        }

        .mobile-nav a:nth-child(2) {
            animation-delay: 0.05s;
        }
        .mobile-nav a:nth-child(3) {
            animation-delay: 0.1s;
        }
        .mobile-nav a:nth-child(4) {
            animation-delay: 0.15s;
        }
        .mobile-nav a:nth-child(5) {
            animation-delay: 0.2s;
        }
        .mobile-nav a:nth-child(6) {
            animation-delay: 0.25s;
        }
        .mobile-nav a:nth-child(7) {
            animation-delay: 0.3s;
        }
        .mobile-nav a:nth-child(8) {
            animation-delay: 0.35s;
        }

        @keyframes slideIn {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ===== Hero 首屏 ===== */
        .hero {
            position: relative;
            min-height: clamp(480px, 70vh, 640px);
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center 40%;
            overflow: hidden;
        }

        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(18, 32, 26, 0.94) 0%, rgba(18, 32, 26, 0.72) 45%, rgba(18, 32, 26, 0.35) 100%);
            z-index: 1;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 55% 45%;
            gap: 2rem;
            align-items: center;
            width: 100%;
            padding-top: 4rem;
            padding-bottom: 4rem;
        }

        .hero-content .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(166, 226, 46, 0.15);
            border: 1px solid rgba(166, 226, 46, 0.4);
            color: var(--accent);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 1.5rem;
            letter-spacing: 0.05em;
        }

        .hero h1 {
            font-size: clamp(2.25rem, 5vw, 3.5rem);
            font-weight: 800;
            line-height: 1.15;
            color: #fff;
            margin-bottom: 0.8rem;
            letter-spacing: 0.01em;
        }

        .hero h1 .highlight {
            color: var(--accent);
            position: relative;
        }

        .hero .hero-desc {
            font-size: clamp(1rem, 1.4vw, 1.25rem);
            color: rgba(255, 255, 255, 0.82);
            max-width: 540px;
            margin-bottom: 1.8rem;
            line-height: 1.75;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 2rem;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 0.9375rem;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-btn);
            transition: background 0.25s, transform 0.2s, box-shadow 0.25s;
            border: none;
        }

        .btn-primary:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(166, 226, 46, 0.45);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            transition: border-color 0.25s, background 0.25s, transform 0.2s;
        }

        .btn-ghost:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(166, 226, 46, 0.08);
            transform: translateY(-2px);
        }

        .hero-trust {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.8rem;
        }

        .hero-trust span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .hero-trust svg {
            width: 14px;
            height: 14px;
        }

        /* 模拟登录卡片 */
        .hero-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 20px;
            padding: 2rem;
            box-shadow: var(--shadow-dark);
            max-width: 360px;
            width: 100%;
            justify-self: end;
        }

        .hero-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 1.5rem;
        }

        .hero-card-header h3 {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
        }

        .online-dot {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.75rem;
            color: var(--accent);
            background: rgba(166, 226, 46, 0.1);
            padding: 4px 10px;
            border-radius: 999px;
        }

        .online-dot::before {
            content: "";
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.4;
            }
        }

        .hero-card input {
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
        }

        .hero-card input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .hero-card input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(166, 226, 46, 0.15);
        }

        .hero-card .form-row {
            margin-bottom: 1rem;
        }

        .hero-card .btn-card-login {
            width: 100%;
            padding: 13px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            border-radius: 10px;
            margin-top: 0.5rem;
            transition: background 0.25s, transform 0.2s;
        }

        .hero-card .btn-card-login:hover {
            background: var(--accent-light);
            transform: translateY(-1px);
        }

        .hero-card-foot {
            display: flex;
            justify-content: space-between;
            margin-top: 1rem;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .hero-card-foot a {
            color: var(--accent);
        }

        /* ===== 热门服务入口 ===== */
        .services-section {
            background: var(--bg-warm);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 1.25rem;
        }

        .service-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s, transform 0.3s;
            grid-column: span 2;
            position: relative;
            overflow: hidden;
        }

        .service-card:nth-child(1) {
            grid-column: span 2;
        }
        .service-card:nth-child(2) {
            grid-column: span 3;
        }
        .service-card:nth-child(3) {
            grid-column: span 1;
        }
        .service-card:nth-child(4) {
            grid-column: span 1;
        }
        .service-card:nth-child(5) {
            grid-column: span 3;
        }
        .service-card:nth-child(6) {
            grid-column: span 2;
        }

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

        .service-card .card-img {
            height: 140px;
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 1rem;
            background: var(--bg-green);
        }

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

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

        .service-icon {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: -28px;
            margin-bottom: 0.75rem;
            position: relative;
            border: 3px solid #fff;
            box-shadow: 0 2px 8px rgba(14, 91, 60, 0.15);
            transition: background 0.25s;
        }

        .service-icon svg {
            width: 22px;
            height: 22px;
            stroke: var(--primary-dark);
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .service-card:hover .service-icon {
            background: var(--accent-orange);
        }

        .service-card h3 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 0.4rem;
        }

        .service-card p {
            font-size: 0.8125rem;
            color: var(--text-muted);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.75rem;
        }

        .service-card .card-link {
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            border-top: 1px solid var(--divider);
            padding-top: 0.75rem;
            width: 100%;
            transition: color 0.2s;
        }

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

        .service-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            z-index: 2;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
        }

        .badge-hot {
            background: var(--accent-orange);
            color: #fff;
        }

        .badge-new {
            background: var(--accent);
            color: var(--primary-dark);
        }

        /* ===== 用户评价轮播 ===== */
        .testimonial-section {
            background: var(--dark-panel);
            position: relative;
            overflow: hidden;
        }

        .testimonial-section::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(166, 226, 46, 0.04);
        }

        .testimonial-section::after {
            content: "";
            position: absolute;
            bottom: -40px;
            left: 10%;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(255, 122, 47, 0.04);
        }

        .testimonial-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 2.5rem;
        }

        .testimonial-header h2 {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 700;
        }

        .testimonial-header .count {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
        }

        .testimonial-header .count strong {
            color: var(--accent);
            font-size: 1.4rem;
            font-family: var(--font-num);
        }

        .testimonial-slider {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .testimonial-card {
            background: rgba(255, 255, 255, 0.96);
            border-radius: var(--radius-lg);
            padding: 2rem;
            transition: transform 0.3s, box-shadow 0.3s;
        }

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

        .testimonial-stars {
            display: flex;
            gap: 4px;
            color: var(--accent-orange);
            margin-bottom: 1rem;
            font-size: 1.1rem;
        }

        .testimonial-card blockquote {
            font-size: 0.905rem;
            line-height: 1.8;
            color: var(--text-main);
            margin-bottom: 1.25rem;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

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

        .testimonial-user .avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.875rem;
        }

        .testimonial-user .user-info {
            flex: 1;
        }

        .testimonial-user .user-name {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--text-main);
        }

        .testimonial-user .user-meta {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .testimonial-dots {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 2rem;
        }

        .testimonial-dots .dot {
            width: 8px;
            height: 8px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.25);
            transition: all 0.3s;
        }

        .testimonial-dots .dot.active {
            width: 32px;
            background: var(--accent);
        }

        /* ===== 保障条 ===== */
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .benefit-item {
            background: var(--bg-green);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .benefit-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card);
        }

        .benefit-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            border: 1.5px solid var(--accent);
        }

        .benefit-icon svg {
            width: 24px;
            height: 24px;
            stroke: var(--primary);
            fill: none;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .benefit-item h3 {
            font-size: 0.9375rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 2px;
        }

        .benefit-item p {
            font-size: 0.8125rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

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

        .news-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .news-card {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1.25rem 1.5rem;
            box-shadow: var(--shadow-card);
            border-left: 3px solid transparent;
            transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
        }

        .news-card:hover {
            border-left-color: var(--accent-orange);
            box-shadow: var(--shadow-hover);
            transform: translateX(3px);
        }

        .news-date {
            background: var(--bg-green);
            border-radius: 12px;
            padding: 0.75rem 1rem;
            text-align: center;
            flex-shrink: 0;
            min-width: 64px;
        }

        .news-date .day {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            font-family: var(--font-num);
        }

        .news-date .month {
            font-size: 0.72rem;
            color: var(--text-muted);
            font-weight: 600;
        }

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

        .news-info h3 {
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 0.2rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            transition: color 0.2s;
        }

        .news-info h3:hover {
            color: var(--primary);
        }

        .news-info p {
            font-size: 0.8125rem;
            color: var(--text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin: 0;
        }

        .news-tag {
            background: var(--bg-green);
            color: var(--primary);
            font-size: 0.72rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 999px;
            transition: background 0.2s;
        }

        .news-tag:hover {
            background: var(--accent);
            color: var(--primary-dark);
        }

        .news-link {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-link:hover {
            color: var(--accent-orange);
        }

        /* 新闻空态 */
        .news-empty {
            background: var(--bg-green);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
            border: 2px dashed var(--border);
        }

        .news-empty .empty-circle {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            border: 2px dashed var(--primary);
            margin: 0 auto 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.8rem;
            font-weight: 300;
        }

        .news-empty p {
            color: var(--text-muted);
            font-size: 0.875rem;
        }

        /* ===== CTA 横幅 ===== */
        .cta-banner {
            margin: var(--space-section) 0;
            background: linear-gradient(135deg, #0E5B3C, #12201A);
            border-radius: 24px;
            padding: 3rem 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: multiply;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::after {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(18, 32, 26, 0.55);
            z-index: 1;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            color: #fff;
            flex: 1;
            min-width: 260px;
        }

        .cta-content h2 {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 800;
            margin-bottom: 0.5rem;
        }

        .cta-content p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .cta-actions {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-download {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 700;
            padding: 14px 32px;
            border-radius: 12px;
            font-size: 1rem;
            transition: background 0.25s, transform 0.2s;
            height: 48px;
        }

        .btn-download:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
        }

        .btn-login-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            padding: 14px 32px;
            border-radius: 12px;
            font-size: 1rem;
            transition: background 0.25s, transform 0.2s;
            height: 48px;
        }

        .btn-login-white:hover {
            background: var(--bg-green);
            transform: translateY(-2px);
        }

        .cta-note {
            position: relative;
            z-index: 2;
            width: 100%;
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.75rem;
            margin-top: 1rem;
        }

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

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

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            margin-bottom: 1rem;
            box-shadow: var(--shadow-card);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: box-shadow 0.25s;
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1.25rem 1.5rem;
            cursor: pointer;
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--text-main);
            transition: color 0.2s;
        }

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

        .faq-question .faq-arrow {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--bg-green);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1rem;
            transition: transform 0.3s, background 0.3s;
            flex-shrink: 0;
        }

        .faq-item.open .faq-arrow {
            transform: rotate(45deg);
            background: var(--accent);
            color: var(--primary-dark);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            padding: 0 1.5rem;
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 260px;
            padding: 0 1.5rem 1.25rem;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--dark-panel);
            border-top: 2px solid var(--accent);
            padding-top: 3.5rem;
            color: #fff;
        }

        .footer-inner {
            display: flex;
            gap: 2rem;
            padding-bottom: 3rem;
        }

        .footer-brand {
            width: 40%;
            padding-right: 2rem;
        }

        .footer-brand .f-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 1rem;
        }

        .footer-brand .f-logo img {
            width: 38px;
            height: 38px;
        }

        .footer-brand .f-logo span {
            font-size: 1.15rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.02em;
        }

        .footer-brand p {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.8;
            margin-bottom: 1.25rem;
        }

        .footer-social {
            display: flex;
            gap: 0.75rem;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            transition: all 0.25s;
        }

        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
        }

        .footer-social svg {
            width: 18px;
            height: 18px;
            stroke: currentColor;
            fill: none;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .footer-links {
            width: 60%;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .footer-links h4 {
            font-size: 0.875rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
        }

        .footer-links ul li {
            margin-bottom: 0.6rem;
        }

        .footer-links a {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 1.25rem 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.4);
            flex-wrap: wrap;
            gap: 0.5rem;
        }

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

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

        /* ===== 响应式 ===== */
        @media (max-width: 1279px) {
            .sidebar {
                width: 80px;
            }
            .sidebar-brand {
                padding: 20px 12px;
                justify-content: center;
            }
            .brand-text {
                display: none;
            }
            .sidebar-nav a {
                justify-content: center;
                padding: 12px;
            }
            .sidebar-nav a span {
                display: none;
            }
            .sidebar-nav a {
                position: relative;
            }
            .sidebar-nav a[data-tooltip]:hover::after {
                content: attr(data-tooltip);
                position: absolute;
                left: 100%;
                top: 50%;
                transform: translateY(-50%);
                background: rgba(0, 0, 0, 0.85);
                color: #fff;
                padding: 6px 12px;
                border-radius: 6px;
                font-size: 0.75rem;
                white-space: nowrap;
                z-index: 10;
                margin-left: 8px;
            }
            .sidebar-auth {
                padding: 12px;
                display: flex;
                justify-content: center;
            }
            .auth-badge span {
                display: none;
            }
            .main-content {
                margin-left: 80px;
            }
        }

        @media (max-width: 1023px) {
            .sidebar {
                display: none;
            }
            .main-content {
                margin-left: 0;
                padding-top: 60px;
            }
            .mobile-header {
                display: flex;
            }
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-card {
                grid-column: span 1 !important;
            }
            .benefits-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-slider {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-card:last-child {
                display: none;
            }
            .footer-inner {
                flex-direction: column;
            }
            .footer-brand {
                width: 100%;
                padding-right: 0;
            }
            .footer-links {
                width: 100%;
            }
        }

        @media (max-width: 767px) {
            .hero-inner {
                grid-template-columns: 1fr;
                padding-top: 3rem;
                padding-bottom: 3rem;
            }
            .hero-card {
                justify-self: center;
                max-width: 100%;
            }
            .hero h1 {
                font-size: 1.75rem;
            }
            .services-grid {
                grid-template-columns: 1fr;
            }
            .service-card {
                grid-column: span 1 !important;
            }
            .testimonial-slider {
                grid-template-columns: 1fr;
            }
            .testimonial-card:nth-child(2),
            .testimonial-card:last-child {
                display: none;
            }
            .benefits-grid {
                grid-template-columns: 1fr;
            }
            .news-card {
                flex-wrap: wrap;
                gap: 0.75rem;
            }
            .news-date {
                min-width: 52px;
                padding: 0.5rem 0.75rem;
            }
            .news-info h3 {
                font-size: 0.9rem;
            }
            .news-link {
                display: none;
            }
            .cta-banner {
                padding: 2.5rem 1.5rem;
                justify-content: center;
                text-align: center;
            }
            .cta-actions {
                justify-content: center;
            }
            .footer-bottom {
                flex-direction: column;
                justify-content: center;
                text-align: center;
            }
            .footer-social {
                margin-bottom: 1rem;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-info p {
                white-space: normal;
                display: -webkit-box;
                -webkit-line-clamp: 2;
                -webkit-box-orient: vertical;
                overflow: hidden;
            }
        }

        /* ===== 可访问性 ===== */
        :focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation: none !important;
                transition: none !important;
                scroll-behavior: auto !important;
            }
        }

/* roulang page: article */
:root {
  --primary: #0E5B3C;
  --primary-dark: #0a3f2a;
  --accent: #A6E22E;
  --accent-hover: #B6F036;
  --orange: #FF7A2F;
  --bg-warm: #F7F6F2;
  --bg-green-light: #EDF3EE;
  --bg-dark: #12201A;
  --text-main: #1A2B23;
  --text-sub: #5B6E64;
  --text-disabled: #A9B8B0;
  --border: #DFE8E2;
  --divider: #EAEFEC;
  --success: #2A9D68;
  --warning: #E6A23C;
  --danger: #D64545;
  --info: #3A7CA5;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 2px 8px rgba(14, 91, 60, 0.06);
  --shadow-hover: 0 8px 24px rgba(14, 91, 60, 0.12);
  --shadow-btn: 0 4px 12px rgba(166, 226, 46, 0.3);
  --font-cn: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: Inter, "DIN Alternate", tabular-nums;
}

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

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

body {
  font-family: var(--font-cn);
  background: var(--bg-warm);
  color: var(--text-main);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.25s ease;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
}

ul, ol {
  list-style: none;
}

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

/* ===== 布局骨架 ===== */
.page-shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 280px;
  background: var(--primary);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  padding: 2rem 0;
  transition: transform 0.3s ease, width 0.3s ease;
  overflow-y: auto;
}

.page-main {
  flex: 1;
  margin-left: 280px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-width: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: clamp(1.25rem, 4vw, 2.5rem);
  padding-right: clamp(1.25rem, 4vw, 2.5rem);
  width: 100%;
}

/* ===== 侧边导航 ===== */
.sidebar-brand {
  padding: 0 24px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  margin-bottom: 1.5rem;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo svg {
  flex-shrink: 0;
}

.sidebar-logo .brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.sidebar-logo .brand-main {
  color: #fff;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.sidebar-logo .brand-sub {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-top: 2px;
}

.sidebar-nav {
  flex: 1;
  padding: 0 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.875rem;
  font-weight: 500;
  position: relative;
  transition: background 0.25s ease, color 0.25s ease;
}

.sidebar-nav a svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.sidebar-nav a:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.sidebar-nav a.active {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-weight: 600;
}

.sidebar-nav a.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 18px;
  background: var(--orange);
  border-radius: 0 4px 4px 0;
}

.sidebar-badge {
  margin: 1rem 16px 0;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(166, 226, 46, 0.3);
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  font-size: 0.75rem;
}

.sidebar-badge svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

/* ===== 移动端顶部栏 ===== */
.mobile-header {
  display: none;
  position: sticky;
  top: 0;
  z-index: 1100;
  background: var(--primary);
  padding: 0 1.25rem;
  height: 60px;
  align-items: center;
  justify-content: space-between;
}

.mobile-brand {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
}

.hamburger {
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(18, 32, 26, 0.6);
  z-index: 990;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.sidebar-overlay.show {
  opacity: 1;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  padding: 1.5rem 0 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-sub);
  color: var(--text-sub);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}

.breadcrumb a {
  color: var(--text-sub);
}

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

.breadcrumb .sep {
  color: var(--text-disabled);
}

.breadcrumb .current {
  color: var(--primary);
  font-weight: 500;
  max-width: 60%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== 文章详情 ===== */
.article-detail {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: clamp(1.25rem, 3vw, 2.5rem);
  margin-top: 1rem;
  margin-bottom: 2rem;
}

.article-header {
  border-bottom: 1px solid var(--divider);
  padding-bottom: 1.75rem;
  margin-bottom: 2rem;
}

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

.tag {
  display: inline-flex;
  align-items: center;
  background: var(--bg-green-light);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  height: 24px;
}

.tag-orange {
  background: var(--orange);
  color: #fff;
}

.tag-accent {
  background: var(--accent);
  color: var(--primary-dark);
}

.article-date {
  font-size: 0.8125rem;
  color: var(--text-sub);
}

.article-title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-main);
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.author-line {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-green-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.875rem;
  border: 2px solid var(--accent);
}

.author-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
}

.author-meta {
  font-size: 0.75rem;
  color: var(--text-sub);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

/* ===== 正文阅读区 ===== */
.article-body {
  max-width: 72ch;
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text-main);
}

.article-body p {
  margin-bottom: 1.5em;
  text-align: justify;
}

.article-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
  margin: 2em 0 0.8em;
  position: relative;
  padding-left: 0.75rem;
}

.article-body h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.25em;
  width: 4px;
  height: 1.1em;
  background: var(--accent);
  border-radius: 4px;
}

.article-body h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 1.6em 0 0.6em;
}

.article-body img {
  border-radius: 12px;
  margin: 1.5em 0;
  box-shadow: var(--shadow-card);
}

.article-body blockquote {
  border-left: 4px solid var(--accent);
  background: var(--bg-green-light);
  padding: 1rem 1.5rem;
  border-radius: 0 12px 12px 0;
  margin: 1.5em 0;
  color: var(--text-sub);
  font-style: normal;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 1.5em 0;
  background: var(--bg-warm);
}

.article-body th {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.875rem;
}

.article-body td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}

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

.article-body ul li {
  list-style: disc;
  margin-bottom: 0.4em;
}

.article-body ol li {
  list-style: decimal;
  margin-bottom: 0.4em;
}

.article-body a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

.article-body code {
  background: var(--bg-green-light);
  padding: 0.2em 0.5em;
  border-radius: 6px;
  font-family: var(--font-num);
  font-size: 0.875em;
}

.article-body pre {
  background: var(--bg-dark);
  color: #e8f5e9;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin: 1.5em 0;
  font-size: 0.875rem;
  line-height: 1.7;
}

/* ===== 相关阅读 ===== */
.related-posts {
  margin-top: 3rem;
  border-top: 1px solid var(--divider);
  padding-top: 2rem;
}

.related-posts .section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.related-posts .section-title::before {
  content: "";
  width: 4px;
  height: 20px;
  background: var(--accent);
  border-radius: 4px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.related-card {
  background: var(--bg-warm);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--border);
}

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

.related-card .card-img {
  height: 140px;
  overflow: hidden;
}

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

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

.related-card .card-body {
  padding: 1rem 1.25rem 1.25rem;
}

.related-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.8em;
}

.related-card .card-date {
  font-size: 0.75rem;
  color: var(--text-sub);
}

/* ===== 返回入口 ===== */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--bg-green-light);
  padding: 10px 20px;
  border-radius: 999px;
  transition: background 0.25s ease, transform 0.25s ease;
}

.back-link:hover {
  background: var(--accent);
  color: var(--primary-dark);
  transform: translateX(-4px);
}

.back-link svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ===== 空态 ===== */
.not-found {
  text-align: center;
  padding: 4rem 2rem;
  background: var(--bg-green-light);
  border-radius: var(--radius-lg);
}

.not-found .nf-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 2px dashed var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: var(--primary);
  font-size: 2rem;
}

.not-found h2 {
  font-size: 1.5rem;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.not-found p {
  color: var(--text-sub);
  margin-bottom: 1.5rem;
}

.not-found .btn-primary {
  display: inline-block;
  background: var(--accent);
  color: var(--primary-dark);
  font-weight: 600;
  padding: 12px 32px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-btn);
  transition: all 0.25s ease;
}

.not-found .btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  color: var(--primary-dark);
}

/* ===== 页脚 ===== */
.footer {
  background: var(--bg-dark);
  border-top: 2px solid var(--accent);
  margin-top: auto;
  padding-top: 3rem;
  padding-bottom: 2rem;
}

.footer .container {
  max-width: 1200px;
}

.footer-inner {
  display: flex;
  gap: 3rem;
  flex-wrap: wrap;
}

.footer-brand {
  flex: 0 0 40%;
  max-width: 400px;
}

.footer-brand .f-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1rem;
}

.footer-brand .f-logo span {
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.8125rem;
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.6);
  transition: all 0.25s ease;
}

.footer-social a svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.footer-social a:hover {
  background: var(--accent);
  color: var(--primary-dark);
  transform: translateY(-3px);
}

.footer-links {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  min-width: 300px;
}

.footer-links h4 {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-links ul li {
  margin-bottom: 0.5rem;
}

.footer-links ul a {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.8125rem;
  transition: color 0.25s ease, padding-left 0.25s ease;
}

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

.footer-copy {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer-copy p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.75rem;
}

/* ===== 通用按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: all 0.25s ease;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: var(--primary-dark);
  box-shadow: var(--shadow-btn);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(166, 226, 46, 0.4);
  color: var(--primary-dark);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent);
  color: var(--accent);
}

/* ===== 响应式 ===== */
@media (max-width: 1279px) {
  .sidebar {
    width: 80px;
  }

  .sidebar-brand {
    padding: 0 12px 20px;
    justify-content: center;
  }

  .sidebar-logo {
    justify-content: center;
  }

  .sidebar-logo .brand-text,
  .sidebar-nav span,
  .sidebar-badge span {
    display: none;
  }

  .sidebar-nav {
    padding: 0 12px;
  }

  .sidebar-nav a {
    justify-content: center;
    padding: 14px;
  }

  .sidebar-nav a svg {
    width: 24px;
    height: 24px;
  }

  .sidebar-badge {
    justify-content: center;
    padding: 10px;
    margin: 1rem 12px 0;
  }

  .page-main {
    margin-left: 80px;
  }
}

@media (max-width: 1023px) {
  .page-main {
    margin-left: 80px;
  }

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

@media (max-width: 767px) {
  .sidebar {
    transform: translateX(-100%);
    width: 280px;
    box-shadow: 8px 0 32px rgba(0, 0, 0, 0.3);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar.open .sidebar-brand {
    padding: 0 24px 24px;
  }

  .sidebar.open .sidebar-logo {
    justify-content: flex-start;
  }

  .sidebar.open .sidebar-logo .brand-text,
  .sidebar.open .sidebar-nav span,
  .sidebar.open .sidebar-badge span {
    display: flex;
  }

  .sidebar.open .sidebar-nav {
    padding: 0 16px;
  }

  .sidebar.open .sidebar-nav a {
    justify-content: flex-start;
    padding: 12px 14px;
  }

  .sidebar.open .sidebar-badge {
    justify-content: flex-start;
    padding: 10px 14px;
    margin: 1rem 16px 0;
  }

  .mobile-header {
    display: flex;
  }

  .sidebar-overlay {
    display: block;
    pointer-events: none;
  }

  .sidebar-overlay.show {
    pointer-events: auto;
  }

  .page-main {
    margin-left: 0;
  }

  .breadcrumb {
    padding-top: 1rem;
  }

  .article-detail {
    padding: 1.25rem;
    margin-top: 0.75rem;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    gap: 2rem;
  }

  .footer-brand {
    flex: 1;
    max-width: 100%;
  }

  .footer-links {
    grid-template-columns: repeat(2, 1fr);
    min-width: 0;
  }
}

@media (max-width: 520px) {
  .article-title {
    font-size: 1.375rem;
  }

  .breadcrumb .current {
    max-width: 45%;
  }

  .footer-links {
    grid-template-columns: 1fr;
  }

  .article-body {
    font-size: 0.9375rem;
  }

  .article-body table {
    display: block;
    overflow-x: auto;
  }
}

/* roulang page: category1 */
:root {
            --primary: #0E5B3C;
            --primary-light: #B6F036;
            --accent: #A6E22E;
            --accent-glow: rgba(166, 226, 46, 0.35);
            --orange: #FF7A2F;
            --bg: #F7F6F2;
            --bg-green: #EDF3EE;
            --dark: #12201A;
            --text: #1A2B23;
            --text-secondary: #5B6E64;
            --text-disabled: #A9B8B0;
            --border: #DFE8E2;
            --divider: #EAEFEC;
            --success: #2A9D68;
            --warning: #E6A23C;
            --error: #D64545;
            --info: #3A7CA5;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 2px 8px rgba(14, 91, 60, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 91, 60, 0.12);
            --shadow-btn: 0 4px 12px rgba(166, 226, 46, 0.3);
            --shadow-dark: 0 4px 20px rgba(0, 0, 0, 0.3);
            --sidebar-w: 280px;
            --sidebar-w-collapsed: 80px;
            --font-cn: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: Inter, "DIN Alternate", tabular-nums;
        }

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

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

        body {
            font-family: var(--font-cn);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
        }

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

        input {
            font-family: inherit;
            border: none;
            outline: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation: none !important;
                transition: none !important;
                scroll-behavior: auto !important;
            }
        }

        .app-shell {
            display: flex;
            min-height: 100vh;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 clamp(1.25rem, 4vw, 2.5rem);
        }

        /* ===== Sidebar ===== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            bottom: 0;
            width: var(--sidebar-w);
            background: var(--primary);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            transition: width 0.3s ease;
            padding: 0;
        }

        .brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .brand-link {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand-main {
            font-size: 1.125rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.02em;
        }

        .brand-sub {
            font-size: 0.75rem;
            color: var(--accent);
            font-weight: 500;
            letter-spacing: 0.04em;
        }

        .sidebar-nav {
            flex: 1;
            padding: 20px 14px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            overflow-y: auto;
        }

        .sidebar-nav a {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            color: rgba(255, 255, 255, 0.72);
            font-size: 0.875rem;
            font-weight: 500;
            position: relative;
            transition: background 0.2s, color 0.2s;
        }

        .sidebar-nav a svg {
            width: 24px;
            height: 24px;
            fill: none;
            stroke: currentColor;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
            flex-shrink: 0;
        }

        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        .sidebar-nav a.active {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-weight: 600;
        }

        .sidebar-nav a.active::before {
            content: "";
            position: absolute;
            left: -14px;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 24px;
            background: var(--orange);
            border-radius: 0 4px 4px 0;
        }

        .sidebar-cert {
            margin: 16px;
            padding: 12px 16px;
            background: rgba(166, 226, 46, 0.12);
            border-radius: 999px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--accent);
            font-size: 0.75rem;
            font-weight: 600;
        }

        .sidebar-cert svg {
            width: 18px;
            height: 18px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
            flex-shrink: 0;
        }

        /* ===== Main Wrapper ===== */
        .main-wrapper {
            margin-left: var(--sidebar-w);
            flex: 1;
            display: flex;
            flex-direction: column;
            min-width: 0;
            transition: margin-left 0.3s ease;
        }

        .main-content {
            flex: 1;
        }

        /* ===== Mobile Header ===== */
        .mobile-header {
            display: none;
            position: sticky;
            top: 0;
            z-index: 999;
            background: var(--primary);
            padding: 0 20px;
            height: 60px;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }

        .mobile-brand {
            color: #fff;
            font-size: 1.0625rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .mobile-brand svg {
            width: 28px;
            height: 28px;
        }

        .mobile-menu-btn {
            width: 42px;
            height: 42px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: var(--radius-sm);
        }

        .mobile-menu-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: transform 0.3s, opacity 0.3s;
        }

        .mobile-menu-btn.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .mobile-menu-btn.active span:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu-btn.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-drawer {
            display: none;
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            background: var(--primary);
            padding: 12px 20px 24px;
            border-radius: 0 0 20px 20px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
            z-index: 998;
            transform: translateY(-12px);
            opacity: 0;
            pointer-events: none;
            transition: transform 0.3s, opacity 0.3s;
        }

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

        .mobile-drawer a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 1rem;
            font-weight: 500;
            border-radius: var(--radius-md);
            transition: background 0.2s;
        }

        .mobile-drawer a:hover,
        .mobile-drawer a.active {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        .mobile-drawer a svg {
            width: 22px;
            height: 22px;
            fill: none;
            stroke: currentColor;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            min-height: clamp(380px, 60vh, 520px);
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(18, 32, 26, 0.92), rgba(18, 32, 26, 0.6), rgba(18, 32, 26, 0.25));
        }

        .page-hero-content {
            position: relative;
            z-index: 2;
            max-width: 1200px;
            margin: 0 auto;
            padding: 60px clamp(1.25rem, 4vw, 2.5rem);
            width: 100%;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(166, 226, 46, 0.15);
            border: 1px solid rgba(166, 226, 46, 0.35);
            color: var(--accent);
            font-size: 0.8125rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            margin-bottom: 20px;
        }

        .hero-badge::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
        }

        .page-hero h1 {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

        .page-hero h1 em {
            font-style: normal;
            color: var(--accent);
        }

        .page-hero p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            line-height: 1.8;
            max-width: 600px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .hero-trust {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.8125rem;
            align-items: center;
        }

        .hero-trust span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .hero-trust span::before {
            content: "";
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: var(--accent);
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 0.9375rem;
            font-weight: 600;
            padding: 13px 28px;
            border-radius: var(--radius-md);
            transition: all 0.25s ease;
            border: 2px solid transparent;
            line-height: 1;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent);
            color: var(--primary);
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(166, 226, 46, 0.4);
        }

        .btn-ghost {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.6);
        }

        .btn-ghost:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: #fff;
            color: var(--primary);
            border-color: var(--border);
        }

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

        .btn-white {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
        }

        .btn-white:hover {
            background: var(--bg-green);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }

        /* ===== Section ===== */
        .section-padding {
            padding: clamp(3rem, 6vw, 5rem) 0;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 32px;
        }

        .section-header h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.3;
            position: relative;
            padding-left: 16px;
        }

        .section-header h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 4px;
            height: 22px;
            background: var(--accent);
            border-radius: 4px;
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            max-width: 480px;
            text-align: right;
        }

        .section-link {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color 0.2s;
        }

        .section-link::after {
            content: "→";
            transition: transform 0.2s;
        }

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

        .section-link:hover::after {
            transform: translateX(4px);
        }

        /* ===== Intro / 左文右图 ===== */
        .intro-section {
            background: #fff;
        }

        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: clamp(2rem, 5vw, 4rem);
            align-items: center;
            padding: clamp(3rem, 6vw, 5rem) 0;
        }

        .section-tag {
            display: inline-block;
            background: var(--bg-green);
            color: var(--primary);
            font-size: 0.8125rem;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
        }

        .intro-text h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            color: var(--text);
        }

        .intro-text p {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .feature-list {
            margin: 20px 0 24px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.875rem;
            color: var(--text);
        }

        .feature-list li::before {
            content: "";
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--accent);
            opacity: 0.25;
            position: relative;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .feature-list li::after {
            content: "✓";
            position: absolute;
            margin-left: -17px;
            font-size: 11px;
            color: var(--primary);
            font-weight: 700;
            margin-top: 2px;
        }

        .intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }

        .intro-image img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            transition: transform 0.4s;
        }

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

        /* ===== Sports Grid 2x2 ===== */
        .sports-section {
            background: var(--bg);
            padding: clamp(3rem, 6vw, 5rem) 0;
        }

        .sports-grid-2x2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .sport-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s, transform 0.3s;
            display: block;
        }

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

        .sport-card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

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

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

        .sport-card-img .sport-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--orange);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            z-index: 2;
        }

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

        .sport-card-body h3 {
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text);
        }

        .sport-card-body p {
            font-size: 0.8125rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .sport-card-link {
            margin-top: 12px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--primary);
        }

        .sport-card-link::after {
            content: "→";
            transition: transform 0.2s;
        }

        .sport-card:hover .sport-card-link::after {
            transform: translateX(4px);
        }

        /* ===== Guarantee ===== */
        .guarantee-section {
            background: var(--bg-green);
            padding: clamp(2.5rem, 5vw, 4rem) 0;
        }

        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .guarantee-item {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s, transform 0.3s;
        }

        .guarantee-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .guarantee-icon {
            width: 52px;
            height: 52px;
            margin: 0 auto 14px;
            border-radius: 50%;
            background: var(--bg-green);
            border: 2px solid var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .guarantee-icon svg {
            width: 24px;
            height: 24px;
            fill: none;
            stroke: var(--primary);
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .guarantee-item h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .guarantee-item p {
            font-size: 0.8125rem;
            color: var(--text-secondary);
        }

        /* ===== News List ===== */
        .news-section {
            background: #fff;
            padding: clamp(3rem, 6vw, 5rem) 0;
        }

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

        .news-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 18px 22px;
            transition: box-shadow 0.3s, border-color 0.3s;
            border-left: 3px solid transparent;
        }

        .news-item:hover {
            box-shadow: var(--shadow-hover);
            border-left-color: var(--orange);
        }

        .news-date {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: var(--bg-green);
            border-radius: var(--radius-md);
            padding: 8px 12px;
            min-width: 56px;
            font-family: var(--font-num);
        }

        .news-date .day {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }

        .news-date .month {
            font-size: 0.6875rem;
            color: var(--text-secondary);
            text-transform: uppercase;
        }

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

        .news-content h3 {
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            transition: color 0.2s;
        }

        .news-item:hover .news-content h3 {
            color: var(--primary);
        }

        .news-content p {
            font-size: 0.8125rem;
            color: var(--text-secondary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-link {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--primary);
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            transition: all 0.2s;
            flex-shrink: 0;
        }

        .news-link:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg);
            padding: clamp(3rem, 6vw, 5rem) 0;
        }

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

        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: box-shadow 0.3s;
        }

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

        .faq-item summary {
            padding: 18px 24px;
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            position: relative;
        }

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

        .faq-item summary::after {
            content: "+";
            font-size: 1.25rem;
            font-weight: 400;
            color: var(--orange);
            transition: transform 0.3s ease;
            line-height: 1;
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }

        .faq-item p {
            padding: 0 24px 20px;
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.8;
            border-top: 1px solid var(--divider);
            padding-top: 14px;
            margin: 0 24px 18px 0;
        }

        .faq-item[open] p {
            margin: 0 24px;
            padding: 14px 0 18px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--dark);
            padding: clamp(3rem, 6vw, 5rem) 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.08;
        }

        .cta-panel {
            position: relative;
            z-index: 2;
            background: linear-gradient(135deg, var(--primary), var(--dark));
            border-radius: 24px;
            padding: clamp(2.5rem, 5vw, 3.5rem);
            text-align: center;
        }

        .cta-panel h2 {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .cta-panel p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9375rem;
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 18px;
        }

        .cta-note {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.4);
            margin-top: 14px;
        }

        /* ===== Back Home ===== */
        .back-home-section {
            background: var(--bg);
            padding: 24px 0 40px;
            text-align: center;
        }

        .back-home-links {
            display: inline-flex;
            gap: 24px;
            font-size: 0.875rem;
            font-weight: 600;
        }

        .back-home-links a {
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color 0.2s;
        }

        .back-home-links a:hover {
            color: var(--primary-light);
        }

        .back-home-links a::before {
            content: "←";
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--dark);
            color: #fff;
            border-top: 2px solid var(--accent);
            padding-top: 48px;
        }

        .footer-inner {
            display: flex;
            gap: 40px;
            padding-bottom: 40px;
            flex-wrap: wrap;
        }

        .footer-brand {
            flex: 0 0 38%;
            min-width: 280px;
        }

        .f-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 14px;
        }

        .f-logo span {
            font-size: 1.125rem;
            font-weight: 700;
            color: #fff;
        }

        .footer-brand p {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.8;
            margin-bottom: 18px;
        }

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

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.25s;
        }

        .footer-social a svg {
            width: 18px;
            height: 18px;
            fill: none;
            stroke: rgba(255, 255, 255, 0.6);
            stroke-width: 1.6;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .footer-social a:hover {
            border-color: var(--accent);
            background: rgba(166, 226, 46, 0.12);
        }

        .footer-social a:hover svg {
            stroke: var(--accent);
        }

        .footer-links {
            flex: 1;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            min-width: 280px;
        }

        .footer-links h4 {
            font-size: 0.9375rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1279px) {
            .sidebar {
                width: var(--sidebar-w-collapsed);
            }
            .brand {
                padding: 20px 14px;
                justify-content: center;
            }
            .brand-link {
                justify-content: center;
            }
            .brand-text {
                display: none;
            }
            .sidebar-nav {
                padding: 16px 10px;
                align-items: center;
            }
            .sidebar-nav a {
                justify-content: center;
                padding: 14px;
                width: 48px;
                height: 48px;
                border-radius: var(--radius-md);
            }
            .sidebar-nav a span {
                display: none;
            }
            .sidebar-nav a svg {
                width: 22px;
                height: 22px;
            }
            .sidebar-nav a.active::before {
                left: -10px;
            }
            .sidebar-cert {
                margin: 12px;
                padding: 10px;
                justify-content: center;
            }
            .sidebar-cert span {
                display: none;
            }
            .main-wrapper {
                margin-left: var(--sidebar-w-collapsed);
            }
        }

        @media (max-width: 1023px) {
            .main-wrapper {
                margin-left: var(--sidebar-w-collapsed);
            }
            .footer-inner {
                flex-direction: column;
                gap: 32px;
            }
            .footer-brand {
                flex: 1;
                min-width: 100%;
            }
            .footer-links {
                min-width: 100%;
            }
        }

        @media (max-width: 767px) {
            .sidebar {
                display: none;
            }
            .main-wrapper {
                margin-left: 0;
            }
            .mobile-header {
                display: flex;
            }
            .mobile-drawer {
                display: block;
            }
            .page-hero {
                min-height: auto;
                padding: 60px 0;
            }
            .page-hero-content {
                padding: 30px 20px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .hero-trust {
                justify-content: center;
            }
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 40px 0;
            }
            .intro-image img {
                height: 220px;
            }
            .sports-grid-2x2 {
                grid-template-columns: 1fr;
            }
            .guarantee-grid {
                grid-template-columns: 1fr 1fr;
            }
            .news-item {
                flex-wrap: wrap;
                padding: 14px 16px;
            }
            .news-content h3,
            .news-content p {
                white-space: normal;
            }
            .news-date {
                min-width: 48px;
                padding: 6px 10px;
            }
            .news-link {
                margin-left: auto;
            }
            .faq-item summary {
                padding: 15px 18px;
                font-size: 0.875rem;
            }
            .cta-panel {
                border-radius: 16px;
                padding: 32px 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
        }

        @media (max-width: 519px) {
            .guarantee-grid {
                grid-template-columns: 1fr;
            }
            .footer-links {
                grid-template-columns: 1fr 1fr;
            }
            .hero-trust {
                gap: 12px;
                justify-content: flex-start;
            }
            .cta-actions {
                flex-direction: column;
            }
            .cta-actions .btn {
                width: 100%;
            }
        }

/* roulang page: category2 */
:root{
  --primary:#0E5B3C;
  --accent:#A6E22E;
  --orange:#FF7A2F;
  --bg:#F7F6F2;
  --bg-green:#EDF3EE;
  --dark:#12201A;
  --text:#1A2B23;
  --muted:#5B6E64;
  --placeholder:#A9B8B0;
  --border:#DFE8E2;
  --divider:#EAEFEC;
  --success:#2A9D68;
  --warning:#E6A23C;
  --error:#D64545;
  --info:#3A7CA5;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:8px;
  --shadow:0 2px 8px rgba(14,91,60,0.06);
  --shadow-hover:0 8px 24px rgba(14,91,60,0.12);
  --shadow-btn:0 4px 12px rgba(166,226,46,0.3);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:"Inter","DIN Alternate",tabular-nums;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--font-cn);background:var(--bg);color:var(--text);line-height:1.8;font-size:15px;}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
ul,ol{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input{font-family:inherit;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 clamp(1.25rem,4vw,2.5rem);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;}}

/* ===== 按钮 ===== */
.btn-primary,.btn-outline,.btn-dark{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  font-size:15px;font-weight:600;border-radius:8px;padding:12px 24px;
  transition:all .25s ease;position:relative;overflow:hidden;
}
.btn-primary{background:var(--accent);color:var(--primary);box-shadow:var(--shadow-btn);}
.btn-primary:hover{background:#B6F036;transform:translateY(-2px);box-shadow:0 6px 20px rgba(166,226,46,0.4);}
.btn-outline{background:transparent;border:1px solid rgba(255,255,255,0.7);color:#fff;}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);}
.btn-dark{background:var(--primary);color:#fff;box-shadow:var(--shadow);}
.btn-dark:hover{background:#0F6B45;transform:translateY(-2px);box-shadow:var(--shadow-hover);}

/* ===== 布局 ===== */
.layout{display:flex;min-height:100vh;}
.sidebar{
  width:280px;background:var(--primary);color:#fff;position:fixed;left:0;top:0;
  height:100vh;z-index:200;display:flex;flex-direction:column;
  padding:28px 0 20px;transition:width .3s ease;
}
.sidebar-brand{padding:0 24px 24px;border-bottom:1px solid rgba(255,255,255,0.1);}
.brand-logo{display:flex;align-items:center;gap:12px;}
.brand-logo .logo-icon{
  width:44px;height:44px;border-radius:50%;background:var(--accent);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.brand-logo .logo-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-logo .logo-text .line1{font-size:20px;font-weight:800;color:#fff;letter-spacing:2px;}
.brand-logo .logo-text .line2{font-size:12px;color:var(--accent);letter-spacing:1px;margin-top:2px;}
.sidebar-nav{flex:1;padding:24px 16px 0;overflow-y:auto;}
.sidebar-nav a{
  display:flex;align-items:center;gap:12px;padding:14px 14px;border-radius:10px;
  color:rgba(255,255,255,0.7);font-size:14px;font-weight:500;
  transition:all .25s ease;margin-bottom:6px;position:relative;
}
.sidebar-nav a svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;}
.sidebar-nav a:hover{background:rgba(255,255,255,0.1);color:#fff;}
.sidebar-nav a.active{
  background:rgba(255,255,255,0.12);color:#fff;
}
.sidebar-nav a.active::before{
  content:'';position:absolute;left:0;top:20%;bottom:20%;width:4px;border-radius:2px;background:var(--orange);
}
.sidebar-nav a[data-tooltip]:hover::after{
  content:attr(data-tooltip);position:absolute;left:calc(100% + 8px);top:50%;
  transform:translateY(-50%);background:var(--dark);color:#fff;padding:4px 10px;
  border-radius:6px;font-size:12px;white-space:nowrap;z-index:999;box-shadow:var(--shadow);
}
.sidebar-safe{padding:16px 24px 0;}
.safe-badge{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,0.1);
  border-radius:20px;padding:8px 16px;font-size:12px;color:rgba(255,255,255,0.85);
}
.safe-badge svg{width:16px;height:16px;stroke:var(--accent);fill:none;stroke-width:2;}
.main-wrapper{flex:1;margin-left:280px;min-width:0;transition:margin-left .3s ease;}
.main-content{min-height:calc(100vh - 60px);}

/* ===== 移动端头部 ===== */
.mobile-header{
  display:none;position:sticky;top:0;z-index:300;background:var(--primary);color:#fff;
  height:60px;align-items:center;justify-content:space-between;padding:0 20px;
  box-shadow:0 2px 12px rgba(0,0,0,0.2);
}
.mobile-header .mobile-brand{font-size:18px;font-weight:800;color:#fff;letter-spacing:1px;}
.mobile-header .mobile-brand span{color:var(--accent);font-size:13px;font-weight:500;}
.mobile-hamburger{width:44px;height:44px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:8px;}
.mobile-hamburger span{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:all .3s ease;}
.mobile-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.mobile-hamburger.open span:nth-child(2){opacity:0;}
.mobile-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-drawer{
  display:none;position:fixed;top:60px;left:0;right:0;bottom:0;background:var(--primary);
  z-index:290;padding:24px 20px;overflow-y:auto;
  animation:drawerIn .3s ease;
}
.mobile-drawer.open{display:block;}
@keyframes drawerIn{from{opacity:0;transform:translateX(-20px);}to{opacity:1;transform:translateX(0);}}
.mobile-drawer a{
  display:flex;align-items:center;gap:14px;padding:16px 12px;color:rgba(255,255,255,0.85);
  font-size:17px;font-weight:500;border-bottom:1px solid rgba(255,255,255,0.06);
}
.mobile-drawer a svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;}
.mobile-drawer a.active{color:var(--accent);}
.mobile-drawer .drawer-safe{margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,0.1);}

/* ===== 页头横幅 ===== */
.page-hero{position:relative;padding:clamp(3rem,6vw,5rem) 0;background-size:cover;background-position:center;overflow:hidden;}
.page-hero .hero-overlay{position:absolute;inset:0;background:linear-gradient(100deg,rgba(18,32,26,0.93),rgba(18,32,26,0.7),rgba(18,32,26,0.35));}
.page-hero .container{position:relative;z-index:2;}
.hero-content{max-width:720px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:rgba(166,226,46,0.15);
  color:var(--accent);font-size:13px;font-weight:600;border-radius:20px;
  padding:6px 16px;margin-bottom:20px;letter-spacing:1px;
}
.hero-badge::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent);}
.page-hero h1{
  font-size:clamp(1.75rem,3vw,2.25rem);font-weight:800;color:#fff;line-height:1.3;
  margin-bottom:16px;letter-spacing:1px;
}
.page-hero p{font-size:15px;color:rgba(255,255,255,0.75);max-width:580px;line-height:1.9;}
.hero-data-line{
  display:flex;flex-wrap:wrap;gap:20px;margin-top:28px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,0.12);
}
.hero-data-line .hd-item{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,0.65);}
.hero-data-line .hd-item svg{width:18px;height:18px;stroke:var(--accent);fill:none;stroke-width:2;}

/* ===== 板块标题 ===== */
.section-head{margin-bottom:clamp(2rem,4vw,3rem);}
.section-head .tag{
  display:inline-flex;align-items:center;gap:6px;background:var(--bg-green);
  color:var(--primary);font-size:13px;font-weight:600;border-radius:20px;padding:4px 14px;margin-bottom:12px;
}
.section-head h2{
  font-size:1.5rem;font-weight:700;line-height:1.3;color:var(--text);
  position:relative;padding-left:16px;
}
.section-head h2::before{
  content:'';position:absolute;left:0;top:12px;width:5px;height:22px;border-radius:3px;background:var(--accent);
}
.section-head p{color:var(--muted);font-size:14px;margin-top:10px;max-width:640px;}

/* ===== 交替图文行 ===== */
.feature-section{padding:clamp(3rem,6vw,5rem) 0;}
.feature-row{
  display:flex;align-items:center;gap:clamp(1.5rem,4vw,3.5rem);
  margin-bottom:clamp(2.5rem,5vw,4rem);
}
.feature-row:last-child{margin-bottom:0;}
.feature-row.reverse{flex-direction:row-reverse;}
.feature-media{
  flex:0 0 48%;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);
  position:relative;aspect-ratio:4/3;
}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.feature-media:hover img{transform:scale(1.03);}
.feature-media::after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,rgba(14,91,60,0.25),transparent 40%);}
.feature-copy{flex:1;}
.feature-index{
  display:inline-block;font-family:var(--font-num);font-size:13px;font-weight:700;
  color:var(--accent);background:rgba(166,226,46,0.15);border-radius:6px;padding:2px 12px;margin-bottom:14px;
}
.feature-copy h3{font-size:22px;font-weight:700;color:var(--text);margin-bottom:12px;}
.feature-copy p{font-size:14px;color:var(--muted);line-height:1.9;margin-bottom:16px;}
.feature-points li{
  display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text);padding:4px 0;
}
.feature-points li::before{
  content:'';width:6px;height:6px;border-radius:50%;background:var(--orange);margin-top:9px;flex-shrink:0;
}

/* ===== 统计指标 ===== */
.stats-section{padding:clamp(2.5rem,5vw,4rem) 0;background:var(--dark);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-card{
  background:rgba(255,255,255,0.06);border-radius:16px;padding:28px 20px;text-align:center;
  border:1px solid rgba(255,255,255,0.06);transition:background .3s ease,transform .3s ease;
}
.stat-card:hover{background:rgba(255,255,255,0.1);transform:translateY(-4px);}
.stat-card .stat-num{
  font-family:var(--font-num);font-size:2rem;font-weight:800;color:var(--accent);display:block;line-height:1.2;
}
.stat-card .stat-label{font-size:13px;color:rgba(255,255,255,0.7);margin-top:8px;display:block;}

/* ===== 流程 ===== */
.process-section{padding:clamp(3rem,6vw,5rem) 0;background:var(--bg);}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.process-step{
  background:#fff;border-radius:16px;padding:28px 24px;box-shadow:var(--shadow);
  border:1px solid var(--border);transition:all .3s ease;position:relative;
}
.process-step:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.step-num{
  font-family:var(--font-num);font-size:32px;font-weight:800;color:var(--bg-green);
  line-height:1;display:block;margin-bottom:14px;transition:color .3s ease;
}
.process-step:hover .step-num{color:var(--accent);}
.process-step h3{font-size:17px;font-weight:600;margin-bottom:8px;color:var(--text);}
.process-step p{font-size:13px;color:var(--muted);line-height:1.8;}

/* ===== FAQ ===== */
.faq-section{padding:clamp(3rem,6vw,5rem) 0;background:var(--bg-green);}
.faq-list{max-width:820px;margin:0 auto;}
.faq-item{
  background:#fff;border-radius:14px;margin-bottom:14px;box-shadow:var(--shadow);
  border:1px solid var(--border);overflow:hidden;transition:box-shadow .3s ease;
}
.faq-item:hover{box-shadow:var(--shadow-hover);}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:18px 24px;font-size:15px;font-weight:600;color:var(--text);text-align:left;
  transition:color .25s ease;
}
.faq-question:hover{color:var(--primary);}
.faq-icon{
  width:22px;height:22px;border-radius:50%;border:2px solid var(--border);
  position:relative;flex-shrink:0;transition:all .3s ease;
}
.faq-icon::before,.faq-icon::after{
  content:'';position:absolute;background:var(--orange);border-radius:1px;transition:all .3s ease;
}
.faq-icon::before{width:10px;height:2px;top:50%;left:50%;transform:translate(-50%,-50%);}
.faq-icon::after{width:2px;height:10px;top:50%;left:50%;transform:translate(-50%,-50%);}
.faq-item.open .faq-icon{border-color:var(--orange);}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq-answer{
  max-height:0;overflow:hidden;transition:max-height .35s ease,padding .3s ease;
  padding:0 24px;color:var(--muted);font-size:14px;line-height:1.9;
}
.faq-item.open .faq-answer{max-height:300px;padding:0 24px 20px;}

/* ===== CTA ===== */
.cta-section{padding:clamp(3rem,6vw,5rem) 0;background:var(--bg);}
.cta-banner{
  background:linear-gradient(135deg,var(--primary),var(--dark));
  border-radius:24px;padding:clamp(2.5rem,5vw,4rem);position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:24px;
}
.cta-banner::before{
  content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;opacity:0.12;
}
.cta-banner>*{position:relative;z-index:2;}
.cta-left{flex:1;min-width:260px;}
.cta-left h2{color:#fff;font-size:1.75rem;font-weight:800;line-height:1.3;margin-bottom:10px;}
.cta-left p{color:rgba(255,255,255,0.6);font-size:14px;}
.cta-right{display:flex;gap:14px;flex-wrap:wrap;}
.cta-note{
  width:100%;color:rgba(255,255,255,0.4);font-size:12px;text-align:center;margin-top:0;
}

/* ===== 分类页底部链接 ===== */
.category-nav-links{
  display:flex;justify-content:center;gap:24px;padding:40px 0 0;
}
.category-nav-links a{
  color:var(--primary);font-weight:600;font-size:14px;padding:10px 20px;
  border-radius:8px;border:1px solid var(--border);background:#fff;
  transition:all .25s ease;
}
.category-nav-links a:hover{border-color:var(--accent);color:var(--primary);box-shadow:var(--shadow);}

/* ===== 页脚 ===== */
.footer{background:var(--dark);color:rgba(255,255,255,0.7);padding:60px 0 24px;border-top:2px solid var(--accent);}
.footer-inner{display:flex;gap:clamp(2rem,5vw,4rem);flex-wrap:wrap;padding-bottom:40px;}
.footer-brand{flex:0 0 38%;min-width:280px;}
.f-logo{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.f-logo span{font-size:20px;font-weight:800;color:#fff;letter-spacing:1px;}
.footer-brand p{font-size:13px;color:rgba(255,255,255,0.5);line-height:1.9;margin-bottom:20px;}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,0.15);
  display:flex;align-items:center;justify-content:center;transition:all .3s ease;
}
.footer-social a svg{width:18px;height:18px;stroke:rgba(255,255,255,0.6);fill:none;stroke-width:1.5;}
.footer-social a:hover{border-color:var(--accent);background:rgba(166,226,46,0.1);}
.footer-social a:hover svg{stroke:var(--accent);}
.footer-links{flex:1;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;min-width:280px;}
.footer-links h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:14px;}
.footer-links li{margin-bottom:8px;}
.footer-links a{font-size:13px;color:rgba(255,255,255,0.5);transition:color .25s ease;position:relative;}
.footer-links a:hover{color:var(--accent);}
.footer-bottom{
  padding-top:24px;border-top:1px solid rgba(255,255,255,0.08);
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,0.35);}

/* ===== 响应式 ===== */
@media(max-width:1279px){
  .sidebar{width:80px;}
  .sidebar .brand-logo .logo-text,.sidebar .safe-badge span{display:none;}
  .sidebar-brand{padding:0 18px 18px;text-align:center;}
  .brand-logo{justify-content:center;}
  .sidebar-nav a{justify-content:center;padding:14px 10px;}
  .sidebar-nav a .sidebar-nav a span{display:none;}
  .sidebar-nav a span{display:none;}
  .sidebar-nav a::after{content:attr(data-tooltip);position:absolute;left:calc(100% + 8px);top:50%;transform:translateY(-50%);background:var(--dark);color:#fff;padding:4px 10px;border-radius:6px;font-size:12px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s;z-index:99;}
  .sidebar-nav a:hover::after{opacity:1;}
  .main-wrapper{margin-left:80px;}
  .sidebar-safe{padding:16px 10px 0;text-align:center;}
  .safe-badge svg{margin:0 auto;}
}
@media(max-width:1023px){
  .feature-row,.feature-row.reverse{flex-direction:column;gap:20px;}
  .feature-media{flex:0 0 auto;width:100%;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .process-grid{grid-template-columns:repeat(2,1fr);}
  .footer-inner{flex-direction:column;}
  .footer-brand{flex:0 0 auto;}
}
@media(max-width:767px){
  .sidebar{display:none;}
  .mobile-header{display:flex;}
  .main-wrapper{margin-left:0;}
  .container{padding:0 18px;}
  .page-hero{padding:2.5rem 0;}
  .page-hero h1{font-size:1.75rem;}
  .page-hero p{font-size:14px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .stat-card{padding:18px 12px;}
  .stat-card .stat-num{font-size:1.5rem;}
  .process-grid{grid-template-columns:1fr;gap:14px;}
  .process-step{padding:20px 18px;}
  .feature-row{margin-bottom:2rem;}
  .cta-banner{flex-direction:column;text-align:center;padding:2rem 1.5rem;}
  .cta-right{justify-content:center;}
  .cta-note{text-align:center;}
  .footer-links{grid-template-columns:repeat(2,1fr);}
  .category-nav-links{flex-direction:column;align-items:center;gap:12px;}
  .hero-data-line{flex-direction:column;gap:10px;}
}

/* roulang page: category3 */
:root{
  --primary:#0E5B3C;
  --accent:#A6E22E;
  --orange:#FF7A2F;
  --bg:#F7F6F2;
  --bg-alt:#EDF3EE;
  --dark:#12201A;
  --text:#1A2B23;
  --text-secondary:#5B6E64;
  --disabled:#A9B8B0;
  --border:#DFE8E2;
  --divider:#EAEFEC;
  --success:#2A9D68;
  --warning:#E6A23C;
  --info:#3A7CA5;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:8px;
  --shadow-card:0 2px 8px rgba(14,91,60,0.06);
  --shadow-hover:0 8px 24px rgba(14,91,60,0.12);
  --shadow-btn:0 4px 12px rgba(166,226,46,0.3);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:Inter,"DIN Alternate",tabular-nums,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-cn);background:var(--bg);color:var(--text);line-height:1.8;-webkit-font-smoothing:antialiased;min-height:100vh}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;border:none;cursor:pointer;background:none}
svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.container{max-width:1200px;margin:0 auto;padding:0 clamp(1.25rem,4vw,2.5rem)}
.page-shell{display:flex;min-height:100vh}
.content-shell{flex:1;margin-left:280px;min-width:0;display:flex;flex-direction:column}
.main-content{flex:1}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ===== Sidebar ===== */
.sidebar{position:fixed;left:0;top:0;bottom:0;width:280px;background:var(--primary);z-index:100;display:flex;flex-direction:column;padding:28px 0 20px;border-right:1px solid rgba(255,255,255,0.08)}
.brand{display:flex;align-items:center;gap:14px;padding:0 24px 24px;border-bottom:1px solid rgba(255,255,255,0.12)}
.brand-icon{width:44px;height:44px;background:var(--accent);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.brand-icon svg{width:28px;height:28px;stroke:var(--primary)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{color:#fff;font-size:1.25rem;font-weight:800}
.brand-text span{color:var(--accent);font-size:0.8125rem;letter-spacing:0.5px}
.sidebar-nav{flex:1;padding:24px 16px;display:flex;flex-direction:column;gap:8px}
.sidebar-nav a{display:flex;align-items:center;gap:12px;padding:11px 16px;border-radius:var(--radius-md);color:rgba(255,255,255,0.7);font-size:0.875rem;font-weight:500;position:relative;transition:background 0.25s,color 0.25s;border-left:4px solid transparent}
.sidebar-nav a svg{width:22px;height:22px;flex-shrink:0}
.sidebar-nav a:hover{background:rgba(255,255,255,0.1);color:#fff;border-left-color:var(--accent)}
.sidebar-nav a.active{background:rgba(255,255,255,0.12);color:#fff;border-left-color:var(--orange);font-weight:600}
.sidebar-nav a.active::after{content:"";position:absolute;right:10px;top:50%;transform:translateY(-50%);width:6px;height:6px;background:var(--orange);border-radius:50%}
.sidebar-badge{margin:16px 24px 0;background:rgba(255,255,255,0.1);border-radius:40px;padding:10px 16px;display:flex;align-items:center;gap:8px;color:rgba(255,255,255,0.72);font-size:0.75rem;border:1px solid rgba(166,226,46,0.3)}
.sidebar-badge svg{width:16px;height:16px;fill:none;stroke:var(--accent)}

/* ===== Mobile Header ===== */
.mobile-header{display:none;position:sticky;top:0;z-index:200;background:var(--primary);padding:0 1.25rem;height:60px;align-items:center;justify-content:space-between;box-shadow:0 2px 8px rgba(0,0,0,0.2)}
.mobile-brand{color:#fff;font-weight:800;font-size:1.0625rem;display:flex;align-items:center;gap:8px}
.mobile-brand svg{width:26px;height:26px;stroke:var(--accent)}
.hamburger{width:42px;height:42px;border-radius:var(--radius-sm);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:rgba(255,255,255,0.1)}
.hamburger span{width:20px;height:2px;background:#fff;border-radius:2px;transition:transform 0.3s,opacity 0.3s}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:block;position:fixed;top:60px;left:0;right:0;background:var(--primary);z-index:190;padding:16px 20px 24px;transform:translateY(-120%);transition:transform 0.35s ease;box-shadow:0 8px 24px rgba(0,0,0,0.3)}
.mobile-menu.open{transform:translateY(0)}
.mobile-menu a{display:flex;align-items:center;gap:12px;color:rgba(255,255,255,0.85);padding:12px 16px;border-radius:var(--radius-md);font-size:1rem;font-weight:500;transition:background 0.25s}
.mobile-menu a svg{width:20px;height:20px}
.mobile-menu a:hover,.mobile-menu a.active{background:rgba(255,255,255,0.12);color:#fff}

/* ===== Page Banner ===== */
.page-banner{position:relative;padding:clamp(70px,10vw,120px) 0 clamp(50px,7vw,90px);background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;isolation:isolate}
.page-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(18,32,26,0.94),rgba(18,32,26,0.72),rgba(18,32,26,0.4));z-index:-1}
.banner-inner{color:#fff;max-width:720px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:0.8125rem;color:rgba(255,255,255,0.6);margin-bottom:20px}
.breadcrumb a{color:rgba(255,255,255,0.6);transition:color 0.2s}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span{color:rgba(255,255,255,0.85)}
.banner-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(166,226,46,0.18);border:1px solid rgba(166,226,46,0.4);color:var(--accent);padding:6px 14px;border-radius:40px;font-size:0.8125rem;margin-bottom:16px}
.banner-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.4}}
.banner-inner h1{font-size:clamp(1.75rem,3vw,2.25rem);font-weight:800;line-height:1.3;margin-bottom:18px;letter-spacing:0.5px}
.banner-inner p{font-size:0.9375rem;color:rgba(255,255,255,0.72);max-width:600px;line-height:1.9}

/* ===== Sections Common ===== */
.section{padding:clamp(3rem,6vw,5rem) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:32px;gap:20px;flex-wrap:wrap}
.section-head h2{font-size:1.5rem;font-weight:700;color:var(--text);line-height:1.3;position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:4px;background:var(--accent);border-radius:4px}
.section-sub{color:var(--text-secondary);font-size:0.875rem}

/* ===== Features ===== */
.features{background:var(--bg)}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{background:#fff;border-radius:var(--radius-lg);padding:32px 28px;box-shadow:var(--shadow-card);border:1px solid var(--border);transition:box-shadow 0.3s,transform 0.3s}
.feature-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.feature-icon{width:52px;height:52px;border-radius:var(--radius-md);background:var(--bg-alt);display:flex;align-items:center;justify-content:center;color:var(--primary);margin-bottom:18px;transition:background 0.3s,color 0.3s}
.feature-card:hover .feature-icon{background:var(--primary);color:var(--accent)}
.feature-icon svg{width:26px;height:26px}
.feature-card h3{font-size:1.125rem;font-weight:600;margin-bottom:10px;color:var(--text)}
.feature-card p{font-size:0.875rem;color:var(--text-secondary);line-height:1.8}

/* ===== Stats Bar ===== */
.stats-section{background:var(--dark);padding:clamp(2.5rem,5vw,4rem) 0;position:relative;overflow:hidden}
.stats-section::before{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-3.png") center/cover no-repeat;opacity:0.08}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;z-index:1}
.stat-item{text-align:center;padding:12px 8px}
.stat-num{font-family:var(--font-num);font-size:clamp(1.75rem,3.5vw,2.75rem);font-weight:800;color:var(--accent);line-height:1.15}
.stat-num sup{font-size:0.6em;color:var(--accent)}
.stat-label{color:rgba(255,255,255,0.7);font-size:0.8125rem;margin-top:6px;letter-spacing:0.5px}

/* ===== Video Section ===== */
.video-section{background:var(--bg-alt)}
.video-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:28px}
.video-featured{border-radius:var(--radius-lg);overflow:hidden;background:#fff;box-shadow:var(--shadow-card);border:1px solid var(--border);display:flex;flex-direction:column;transition:box-shadow 0.3s}
.video-featured:hover{box-shadow:var(--shadow-hover)}
.video-featured .vf-thumb{position:relative;height:300px;overflow:hidden}
.video-featured .vf-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 0.4s}
.video-featured:hover .vf-thumb img{transform:scale(1.03)}
.video-featured .vf-label{position:absolute;top:16px;left:16px;background:var(--orange);color:#fff;font-size:0.75rem;font-weight:600;padding:4px 12px;border-radius:40px;letter-spacing:0.5px}
.video-featured .vf-live{position:absolute;top:16px;right:16px;background:rgba(0,0,0,0.6);color:var(--accent);font-size:0.75rem;padding:4px 12px;border-radius:40px;display:flex;align-items:center;gap:6px}
.video-featured .vf-live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.vf-body{padding:24px}
.vf-body h3{font-size:1.25rem;font-weight:700;color:var(--text);margin-bottom:8px}
.vf-meta{display:flex;align-items:center;gap:16px;margin-bottom:16px;color:var(--text-secondary);font-size:0.8125rem;flex-wrap:wrap}
.vf-meta .tag{background:var(--bg-alt);color:var(--primary);padding:3px 10px;border-radius:20px;font-weight:500}
.vf-actions{display:flex;gap:12px}
.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:var(--primary);font-weight:700;font-size:0.875rem;padding:11px 24px;border-radius:var(--radius-sm);box-shadow:var(--shadow-btn);transition:background 0.25s,transform 0.25s,box-shadow 0.25s}
.btn-primary:hover{background:#B6F036;transform:translateY(-2px);box-shadow:0 6px 20px rgba(166,226,46,0.4)}
.btn-outline{display:inline-flex;align-items:center;gap:8px;color:var(--primary);border:1.5px solid var(--primary);font-weight:600;font-size:0.875rem;padding:10px 22px;border-radius:var(--radius-sm);transition:background 0.25s,color 0.25s,border-color 0.25s}
.btn-outline:hover{background:var(--primary);color:#fff}
.video-list{display:flex;flex-direction:column;gap:12px}
.video-list-item{display:flex;gap:14px;background:#fff;border-radius:var(--radius-md);padding:12px;box-shadow:var(--shadow-card);border:1px solid var(--border);cursor:pointer;transition:box-shadow 0.25s,border-color 0.25s;align-items:center}
.video-list-item:hover{box-shadow:var(--shadow-hover);border-left:2px solid var(--orange)}
.video-list-item .vl-thumb{width:120px;height:70px;border-radius:var(--radius-sm);overflow:hidden;flex-shrink:0;position:relative}
.video-list-item .vl-thumb img{width:100%;height:100%;object-fit:cover}
.video-list-item .vl-thumb .duration{position:absolute;right:4px;bottom:4px;background:rgba(0,0,0,0.65);color:#fff;font-size:0.6875rem;padding:1px 6px;border-radius:4px;font-family:var(--font-num)}
.vl-info{flex:1;min-width:0}
.vl-info h4{font-size:0.875rem;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:4px}
.vl-info p{font-size:0.75rem;color:var(--text-secondary)}
.vl-status{flex-shrink:0;padding:3px 10px;border-radius:20px;font-size:0.6875rem;font-weight:600}
.vl-status.live{background:rgba(214,69,69,0.1);color:#D64545}
.vl-status.upcoming{background:rgba(230,162,60,0.12);color:#B2740A}
.vl-status.ended{background:var(--bg-alt);color:var(--text-secondary)}

/* ===== Hosts ===== */
.hosts-section{background:var(--bg)}
.hosts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.host-card{background:#fff;border-radius:var(--radius-lg);padding:28px 24px;text-align:center;box-shadow:var(--shadow-card);border:1px solid var(--border);transition:box-shadow 0.3s,transform 0.3s}
.host-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.host-avatar{width:72px;height:72px;border-radius:50%;object-fit:cover;margin:0 auto 14px;border:3px solid var(--bg-alt)}
.host-card h3{font-size:1.0625rem;font-weight:700;color:var(--text);margin-bottom:4px}
.host-desc{font-size:0.8125rem;color:var(--text-secondary);margin-bottom:12px}
.host-tags{display:flex;justify-content:center;gap:8px;flex-wrap:wrap}
.host-tags span{background:var(--bg-alt);color:var(--primary);font-size:0.75rem;padding:3px 12px;border-radius:20px;font-weight:500}
.host-meta{display:flex;justify-content:center;gap:20px;margin-top:16px;color:var(--text-secondary);font-size:0.75rem;font-family:var(--font-num)}
.host-meta strong{color:var(--primary);font-weight:700;display:block;font-size:0.875rem}

/* ===== FAQ ===== */
.faq-section{background:var(--bg-alt)}
.faq-list{max-width:840px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-card);border:1px solid var(--border);overflow:hidden;transition:box-shadow 0.25s}
.faq-item.open{box-shadow:var(--shadow-hover)}
.faq-q{width:100%;padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:0.9375rem;font-weight:600;color:var(--text);text-align:left;background:none}
.faq-q .faq-arrow{width:20px;height:20px;flex-shrink:0;color:var(--orange);transition:transform 0.3s}
.faq-item.open .faq-arrow{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 0.35s ease,padding 0.35s ease;padding:0 24px;color:var(--text-secondary);font-size:0.875rem;line-height:1.8}

/* ===== CTA ===== */
.cta-section{padding:clamp(2.5rem,5vw,4rem) 0;background:var(--bg)}
.cta-banner{position:relative;background:linear-gradient(135deg,#0E5B3C,#12201A);border-radius:24px;padding:clamp(2rem,4vw,3.5rem) clamp(1.5rem,4vw,3rem);display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;overflow:hidden}
.cta-banner::after{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-1.png") center/cover no-repeat;opacity:0.1;pointer-events:none}
.cta-content{position:relative;z-index:1;flex:1;min-width:280px}
.cta-content h2{color:#fff;font-size:clamp(1.4rem,2.5vw,2rem);font-weight:800;margin-bottom:10px;line-height:1.3}
.cta-content p{color:rgba(255,255,255,0.65);font-size:0.9375rem;line-height:1.7}
.cta-btns{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap}
.btn-download{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:var(--primary);font-weight:700;font-size:0.9375rem;padding:14px 32px;border-radius:var(--radius-md);box-shadow:var(--shadow-btn);transition:background 0.25s,transform 0.25s}
.btn-download:hover{background:#B6F036;transform:translateY(-2px)}
.btn-login-white{display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--primary);font-weight:700;font-size:0.9375rem;padding:14px 32px;border-radius:var(--radius-md);transition:background 0.25s,transform 0.25s}
.btn-login-white:hover{background:var(--bg-alt);transform:translateY(-2px)}

/* ===== Footer ===== */
.footer{background:var(--dark);border-top:2px solid var(--accent);margin-top:auto}
.footer .container{padding-top:clamp(2.5rem,5vw,4rem);padding-bottom:24px}
.footer-inner{display:flex;gap:48px;flex-wrap:wrap}
.footer-brand{flex:0 0 38%;min-width:280px}
.f-logo{display:flex;align-items:center;gap:12px;color:#fff;font-weight:800;font-size:1.25rem;margin-bottom:14px}
.f-logo svg{flex-shrink:0}
.footer-brand p{color:rgba(255,255,255,0.5);font-size:0.8125rem;line-height:1.8;margin-bottom:18px}
.footer-social{display:flex;gap:12px}
.footer-social a{width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,0.2);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,0.6);transition:border-color 0.25s,color 0.25s,background 0.25s}
.footer-social a:hover{color:var(--accent);border-color:var(--accent);background:rgba(166,226,46,0.08)}
.footer-social svg{width:18px;height:18px}
.footer-links{flex:1;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;min-width:260px}
.footer-links h4{color:#fff;font-size:0.9375rem;font-weight:600;margin-bottom:14px}
.footer-links ul{list-style:none}
.footer-links li{margin-bottom:8px}
.footer-links a{color:rgba(255,255,255,0.55);font-size:0.8125rem;transition:color 0.25s,padding-left 0.25s}
.footer-links a:hover{color:var(--accent);padding-left:6px}
.footer-bottom{margin-top:32px;padding-top:20px;border-top:1px solid rgba(255,255,255,0.1);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;color:rgba(255,255,255,0.4);font-size:0.75rem}
.footer-bottom a{color:rgba(255,255,255,0.4)}
.footer-bottom a:hover{color:var(--accent)}

/* ===== Responsive ===== */
@media (max-width:1279px){
  .sidebar{width:80px}
  .brand{padding:0 14px 20px;justify-content:center;gap:0}
  .brand-text{display:none}
  .sidebar-nav{padding:18px 10px}
  .sidebar-nav a{justify-content:center;padding:12px 0}
  .sidebar-nav a span{display:none}
  .sidebar-nav a.active::after{right:4px;width:5px;height:5px}
  .sidebar-badge{display:none}
  .content-shell{margin-left:80px}
  .brand-icon{margin:0}
}
@media (max-width:1023px){
  .features-grid{grid-template-columns:repeat(3,1fr);gap:16px}
  .feature-card{padding:24px 18px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .video-layout{grid-template-columns:1fr}
  .video-featured .vf-thumb{height:auto}
  .video-list{flex-direction:row;flex-wrap:wrap}
  .video-list-item{flex:1 1 calc(50% - 12px);min-width:240px}
  .hosts-grid{grid-template-columns:repeat(3,1fr);gap:16px}
  .footer-brand{flex-basis:100%}
  .footer-links{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:767px){
  .sidebar{display:none}
  .mobile-header{display:flex}
  .content-shell{margin-left:0}
  .features-grid{grid-template-columns:1fr;gap:14px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:12px}
  .video-list{flex-direction:column}
  .video-list-item{flex:1 1 auto}
  .video-list-item .vl-thumb{width:96px;height:60px}
  .hosts-grid{grid-template-columns:1fr}
  .cta-banner{flex-direction:column;text-align:center}
  .cta-btns{justify-content:center}
  .footer-links{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .section-head{margin-bottom:22px}
}
@media (max-width:520px){
  .stats-grid{grid-template-columns:1fr 1fr}
  .video-list-item{flex-wrap:wrap}
  .vl-status{margin-left:110px}
  .footer-links{grid-template-columns:1fr}
}

/* roulang page: category4 */
/* ===== 设计变量 ===== */
        :root {
            --green-900: #0E5B3C;
            --green-700: #127348;
            --green-500: #1B8A5A;
            --lime-400: #A6E22E;
            --lime-500: #B6F036;
            --orange-500: #FF7A2F;
            --bg-warm: #F7F6F2;
            --bg-soft: #EDF3EE;
            --ink-900: #1A2B23;
            --ink-700: #5B6E64;
            --ink-500: #A9B8B0;
            --carbon: #12201A;
            --border: #DFE8E2;
            --divider: #EAEFEC;
            --success: #2A9D68;
            --warning: #E6A23C;
            --error: #D64545;
            --info: #3A7CA5;
            --font-cn: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: Inter, "DIN Alternate", tabular-nums;
            --radius-xl: 20px;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 2px 8px rgba(14, 91, 60, 0.06);
            --shadow-hover: 0 8px 24px rgba(14, 91, 60, 0.12);
            --shadow-dark: 0 4px 20px rgba(0, 0, 0, 0.3);
            --shadow-btn: 0 4px 12px rgba(166, 226, 46, 0.3);
            --space-section: clamp(3rem, 6vw, 6rem);
            --space-card: 1.5rem;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-cn);
            background: var(--bg-warm);
            color: var(--ink-900);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
        }
        input {
            font-family: inherit;
        }
        ul {
            list-style: none;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 clamp(1.25rem, 4vw, 2.5rem);
        }
        :focus-visible {
            outline: 2px solid var(--lime-400);
            outline-offset: 2px;
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation: none !important;
                transition: none !important;
            }
        }

        /* ===== 侧边导航 ===== */
        .sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: 280px;
            height: 100vh;
            background: linear-gradient(180deg, var(--green-900) 0%, #0A4A2F 100%);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            border-right: 1px solid rgba(255, 255, 255, 0.06);
        }
        .sidebar-brand {
            padding: 1.75rem 1.5rem 1.25rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .brand-link {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .brand-logo {
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            filter: drop-shadow(0 4px 8px rgba(166, 226, 46, 0.25));
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-name {
            color: #fff;
            font-size: 1.375rem;
            font-weight: 800;
            letter-spacing: 0.04em;
        }
        .brand-sub {
            color: var(--lime-400);
            font-size: 0.8125rem;
            font-weight: 500;
            letter-spacing: 0.08em;
        }
        .sidebar-nav {
            flex: 1;
            padding: 1.25rem 0.875rem;
            display: flex;
            flex-direction: column;
            gap: 0.375rem;
            overflow-y: auto;
        }
        .sidebar-nav a {
            position: relative;
            display: flex;
            align-items: center;
            gap: 0.875rem;
            padding: 0.75rem 1rem;
            border-radius: 10px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
        }
        .sidebar-nav a svg {
            width: 22px;
            height: 22px;
            fill: none;
            stroke: currentColor;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
            flex-shrink: 0;
        }
        .sidebar-nav a:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }
        .sidebar-nav a.active {
            background: rgba(166, 226, 46, 0.12);
            color: #fff;
            font-weight: 600;
        }
        .sidebar-nav a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 22%;
            bottom: 22%;
            width: 4px;
            background: var(--orange-500);
            border-radius: 0 4px 4px 0;
        }
        .sidebar-footer {
            padding: 1rem 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        .safe-badge {
            display: flex;
            align-items: center;
            gap: 0.625rem;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 12px;
            padding: 0.625rem 0.875rem;
            transition: background 0.2s;
        }
        .safe-badge:hover {
            background: rgba(255, 255, 255, 0.14);
        }
        .safe-badge svg {
            width: 22px;
            height: 22px;
            color: var(--lime-400);
            flex-shrink: 0;
        }
        .safe-badge span {
            color: #fff;
            font-size: 0.8125rem;
            font-weight: 600;
            display: block;
        }
        .safe-badge small {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.6875rem;
        }

        /* ===== 主内容区 ===== */
        .main-wrapper {
            margin-left: 280px;
            min-width: 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .main-content {
            flex: 1;
        }

        /* ===== 移动端Header & 抽屉 ===== */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 63px;
            background: var(--green-900);
            align-items: center;
            justify-content: space-between;
            padding: 0 1.25rem;
            z-index: 1001;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
        }
        .mobile-brand {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .mobile-brand svg {
            width: 28px;
            height: 28px;
        }
        .menu-btn {
            display: flex;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            transition: background 0.2s;
        }
        .menu-btn:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .menu-btn span {
            width: 22px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }
        .menu-btn.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .menu-btn.open span:nth-child(2) {
            opacity: 0;
        }
        .menu-btn.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .drawer-mask {
            position: fixed;
            inset: 0;
            background: rgba(18, 32, 26, 0.55);
            z-index: 1002;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
            backdrop-filter: blur(2px);
        }
        .drawer-mask.show {
            opacity: 1;
            pointer-events: auto;
        }
        .drawer {
            position: fixed;
            top: 0;
            right: -320px;
            width: 320px;
            max-width: 85vw;
            height: 100vh;
            background: var(--green-900);
            z-index: 1003;
            display: flex;
            flex-direction: column;
            padding: 2rem 1.5rem;
            transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: -8px 0 30px rgba(0, 0, 0, 0.3);
        }
        .drawer.open {
            right: 0;
        }
        .drawer-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            padding-bottom: 1.25rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .drawer-header span {
            color: #fff;
            font-size: 1.25rem;
            font-weight: 700;
        }
        .drawer-header button {
            color: rgba(255, 255, 255, 0.6);
            font-size: 2rem;
            line-height: 1;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            transition: color 0.2s, background 0.2s;
        }
        .drawer-header button:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }
        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 0.375rem;
        }
        .drawer-nav a {
            display: flex;
            align-items: center;
            gap: 0.875rem;
            padding: 1rem 0.875rem;
            color: rgba(255, 255, 255, 0.7);
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
        }
        .drawer-nav a svg {
            width: 24px;
            height: 24px;
            fill: none;
            stroke: currentColor;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .drawer-nav a:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }
        .drawer-nav a.active {
            background: rgba(166, 226, 46, 0.12);
            color: #fff;
            border-left: 3px solid var(--orange-500);
        }

        /* ===== Hero横幅 ===== */
        .page-hero {
            position: relative;
            min-height: clamp(420px, 58vh, 560px);
            display: flex;
            align-items: center;
            overflow: hidden;
            background: var(--carbon);
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(18, 32, 26, 0.94) 10%, rgba(18, 32, 26, 0.68) 55%, rgba(18, 32, 26, 0.35) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding-top: 3rem;
            padding-bottom: 3rem;
            max-width: 720px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            background: var(--lime-400);
            color: var(--green-900);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.375rem 0.875rem;
            border-radius: 999px;
            margin-bottom: 1.25rem;
            box-shadow: 0 2px 8px rgba(166, 226, 46, 0.3);
        }
        .hero-title {
            color: #fff;
            font-size: clamp(2rem, 5vw, 3.25rem);
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 1.25rem;
            letter-spacing: 0.01em;
        }
        .hero-title .accent {
            color: var(--lime-400);
        }
        .hero-subtitle {
            color: rgba(255, 255, 255, 0.78);
            font-size: 1.0625rem;
            line-height: 1.8;
            max-width: 560px;
            margin-bottom: 2rem;
        }
        .hero-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.875rem 1.75rem;
            border-radius: 10px;
            font-size: 0.9375rem;
            font-weight: 600;
            transition: all 0.25s ease;
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--lime-400);
            color: var(--green-900);
            box-shadow: var(--shadow-btn);
        }
        .btn-primary:hover {
            background: var(--lime-500);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(166, 226, 46, 0.4);
        }
        .btn-ghost {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
        }
        .btn-ghost:hover {
            border-color: var(--lime-400);
            color: var(--lime-400);
            background: rgba(166, 226, 46, 0.08);
            transform: translateY(-2px);
        }
        .btn-light {
            background: #fff;
            color: var(--green-900);
            border-color: #fff;
        }
        .btn-light:hover {
            background: var(--lime-400);
            border-color: var(--lime-400);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(166, 226, 46, 0.3);
        }
        .btn-secondary {
            background: transparent;
            border: 2px solid var(--green-900);
            color: var(--green-900);
        }
        .btn-secondary:hover {
            background: var(--green-900);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(14, 91, 60, 0.2);
        }

        /* ===== 通用Section ===== */
        .section {
            padding: var(--space-section) 0;
        }
        .section.bg-soft {
            background: var(--bg-soft);
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 1rem;
            margin-bottom: 2.5rem;
            flex-wrap: wrap;
        }
        .section-head h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--ink-900);
            line-height: 1.3;
            position: relative;
            padding-left: 0.875rem;
        }
        .section-head h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.25em;
            bottom: 0.25em;
            width: 4px;
            border-radius: 4px;
            background: var(--lime-400);
        }
        .section-head p {
            color: var(--ink-700);
            font-size: 0.9375rem;
            max-width: 480px;
        }
        .section-head.light h2 {
            color: #fff;
        }
        .section-head.light h2::before {
            background: var(--lime-400);
        }
        .section-head.light p {
            color: rgba(255, 255, 255, 0.55);
        }

        /* ===== 非对称特色区 ===== */
        .asymmetric-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 1.5rem;
            align-items: stretch;
        }
        .feature-main {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }
        .feature-main:hover {
            box-shadow: var(--shadow-hover);
        }
        .feature-main .img-wrap {
            overflow: hidden;
            height: 280px;
        }
        .feature-main img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .feature-main:hover img {
            transform: scale(1.03);
        }
        .feature-content {
            padding: 2rem;
        }
        .feature-content h3 {
            font-size: 1.375rem;
            color: var(--ink-900);
            margin-bottom: 0.75rem;
            font-weight: 700;
        }
        .feature-content p {
            color: var(--ink-700);
            line-height: 1.8;
            margin-bottom: 1.25rem;
        }
        .text-link {
            color: var(--green-900);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            transition: gap 0.2s ease, color 0.2s ease;
        }
        .text-link:hover {
            gap: 0.625rem;
            color: var(--green-700);
        }
        .feature-side {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .side-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1.625rem;
            box-shadow: var(--shadow-card);
            border-left: 4px solid var(--lime-400);
            flex: 1;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }
        .side-card:nth-child(2) {
            border-left-color: var(--orange-500);
        }
        .side-card:nth-child(3) {
            border-left-color: var(--green-500);
        }
        .side-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .side-card h4 {
            font-size: 1.125rem;
            color: var(--green-900);
            margin-bottom: 0.5rem;
            font-weight: 700;
        }
        .side-card p {
            font-size: 0.875rem;
            color: var(--ink-700);
            line-height: 1.7;
        }

        /* ===== 话题面板 ===== */
        .topics-panel {
            background: var(--carbon);
            padding: var(--space-section) 0;
            margin: 0;
        }
        .topic-layout {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 2rem;
        }
        .topic-list {
            display: flex;
            flex-direction: column;
            gap: 0.875rem;
        }
        .topic-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 14px;
            padding: 1.25rem 1.5rem;
            transition: background 0.3s ease, transform 0.3s ease;
            border: 1px solid transparent;
        }
        .topic-item:hover {
            background: rgba(255, 255, 255, 0.09);
            transform: translateX(4px);
            border-color: rgba(166, 226, 46, 0.15);
        }
        .topic-rank {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: rgba(166, 226, 46, 0.14);
            color: var(--lime-400);
            font-weight: 800;
            font-family: var(--font-num);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .topic-rank.top {
            background: var(--orange-500);
            color: #fff;
            box-shadow: 0 4px 12px rgba(255, 122, 47, 0.35);
        }
        .topic-info {
            flex: 1;
            min-width: 0;
        }
        .topic-info h3 {
            font-size: 0.9375rem;
            color: #fff;
            font-weight: 600;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 0.375rem;
        }
        .topic-meta {
            display: flex;
            gap: 0.75rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .topic-tag {
            font-size: 0.75rem;
            color: var(--lime-400);
            background: rgba(166, 226, 46, 0.12);
            border-radius: 999px;
            padding: 0.125rem 0.625rem;
        }
        .topic-count {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .topic-side {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .circle-card {
            background: rgba(255, 255, 255, 0.06);
            border-radius: 14px;
            padding: 1.25rem 1.5rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            transition: background 0.3s ease, transform 0.3s ease;
            border: 1px solid transparent;
        }
        .circle-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
            border-color: rgba(255, 255, 255, 0.08);
        }
        .circle-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--lime-400);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            color: var(--green-900);
            font-size: 0.875rem;
            flex-shrink: 0;
        }
        .circle-info {
            flex: 1;
            min-width: 0;
        }
        .circle-info h4 {
            color: #fff;
            font-size: 0.9375rem;
            font-weight: 600;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .circle-info p {
            color: rgba(255, 255, 255, 0.45);
            font-size: 0.8125rem;
            margin-top: 0.125rem;
        }
        .circle-count {
            color: var(--lime-400);
            font-size: 0.8125rem;
            font-weight: 600;
            flex-shrink: 0;
        }

        /* ===== 统计区 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .stat-item {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border-bottom: 3px solid transparent;
        }
        .stat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-bottom-color: var(--lime-400);
        }
        .stat-num {
            font-family: var(--font-num);
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--green-900);
            line-height: 1.2;
        }
        .stat-label {
            margin-top: 0.5rem;
            font-size: 0.875rem;
            color: var(--ink-700);
        }

        /* ===== 流程区 ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .process-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 2rem 1.75rem;
            box-shadow: var(--shadow-card);
            position: relative;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .process-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .process-num {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--lime-400);
            color: var(--green-900);
            font-family: var(--font-num);
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.375rem;
            margin-bottom: 1.25rem;
            box-shadow: 0 4px 10px rgba(166, 226, 46, 0.25);
        }
        .process-card h3 {
            font-size: 1.125rem;
            color: var(--ink-900);
            margin-bottom: 0.75rem;
            font-weight: 700;
        }
        .process-card p {
            font-size: 0.875rem;
            color: var(--ink-700);
            line-height: 1.8;
        }

        /* ===== FAQ区 ===== */
        .faq-section {
            background: var(--bg-soft);
        }
        .faq-layout {
            display: grid;
            grid-template-columns: 7fr 4fr;
            gap: 2.5rem;
            align-items: start;
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            width: 100%;
            padding: 1.375rem 1.625rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--ink-900);
            text-align: left;
            transition: color 0.25s ease;
        }
        .faq-question:hover {
            color: var(--green-900);
        }
        .faq-icon {
            width: 30px;
            height: 30px;
            border-radius: 8px;
            background: var(--bg-soft);
            color: var(--orange-500);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            font-weight: 700;
            transition: transform 0.35s ease, background 0.35s ease, color 0.35s ease;
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--orange-500);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .faq-answer-inner {
            padding: 0 1.625rem 1.375rem;
            color: var(--ink-700);
            font-size: 0.9375rem;
            line-height: 1.85;
            border-top: 1px solid var(--divider);
            padding-top: 1rem;
        }
        .faq-side {
            position: sticky;
            top: 2rem;
        }
        .rules-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 2rem 1.75rem;
            box-shadow: var(--shadow-card);
            border-top: 4px solid var(--lime-400);
        }
        .rules-card h3 {
            font-size: 1.25rem;
            color: var(--green-900);
            margin-bottom: 1.25rem;
            font-weight: 700;
        }
        .rules-card ul {
            margin-bottom: 1.5rem;
        }
        .rules-card li {
            padding: 0.5rem 0 0.5rem 1.5rem;
            position: relative;
            line-height: 1.7;
            font-size: 0.9375rem;
            color: var(--ink-700);
        }
        .rules-card li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.95em;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--lime-400);
        }

        /* ===== CTA ===== */
        .cta-inner {
            background: linear-gradient(135deg, var(--green-900) 0%, var(--carbon) 100%);
            border-radius: 24px;
            padding: 3rem 2.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-dark);
        }
        .cta-inner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
        }
        .cta-inner>* {
            position: relative;
            z-index: 1;
        }
        .cta-copy h2 {
            color: #fff;
            font-size: 1.75rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
            line-height: 1.3;
        }
        .cta-copy p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9375rem;
        }
        .cta-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        /* ===== 返回链接 ===== */
        .back-links {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            padding: 2.5rem 0 4rem;
            flex-wrap: wrap;
        }
        .back-links a {
            color: var(--ink-700);
            font-weight: 600;
            font-size: 0.9375rem;
            transition: color 0.25s ease, transform 0.25s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
        }
        .back-links a:hover {
            color: var(--green-900);
            transform: translateX(-3px);
        }
        .back-links a:last-child:hover {
            transform: translateX(3px);
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--carbon);
            border-top: 2px solid var(--lime-400);
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 3fr;
            gap: 3rem;
            padding: 3rem 0 2.5rem;
        }
        .footer-brand .f-logo {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            color: #fff;
            font-size: 1.125rem;
            font-weight: 800;
            margin-bottom: 1rem;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.875rem;
            line-height: 1.8;
            margin-bottom: 1.25rem;
            max-width: 400px;
        }
        .footer-social {
            display: flex;
            gap: 0.75rem;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            transition: all 0.25s ease;
        }
        .footer-social a:hover {
            background: var(--lime-400);
            color: var(--green-900);
            transform: translateY(-2px);
        }
        .footer-social svg {
            width: 18px;
            height: 18px;
            fill: none;
            stroke: currentColor;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .footer-links h4 {
            color: #fff;
            font-size: 0.9375rem;
            margin-bottom: 1.25rem;
            font-weight: 700;
        }
        .footer-links li {
            margin-bottom: 0.625rem;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.875rem;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }
        .footer-links a:hover {
            color: var(--lime-400);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 1.25rem 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.35);
            font-size: 0.8125rem;
        }

        /* ===== 响应式断点 ===== */
        @media (max-width: 1279px) {
            .sidebar {
                width: 80px;
            }
            .main-wrapper {
                margin-left: 80px;
            }
            .sidebar-brand {
                padding: 1.5rem 1rem;
            }
            .brand-link {
                justify-content: center;
            }
            .brand-text {
                display: none;
            }
            .brand-logo {
                width: 42px;
                height: 42px;
                margin: 0 auto;
            }
            .sidebar-nav {
                padding: 1rem 0.625rem;
            }
            .sidebar-nav a {
                justify-content: center;
                padding: 0.875rem 0;
            }
            .sidebar-nav a span {
                display: none;
            }
            .sidebar-nav a:hover::after {
                content: attr(data-tooltip);
                position: absolute;
                left: calc(100% + 14px);
                top: 50%;
                transform: translateY(-50%);
                background: var(--carbon);
                color: #fff;
                font-size: 0.8125rem;
                font-weight: 500;
                padding: 0.5rem 0.875rem;
                border-radius: 8px;
                white-space: nowrap;
                z-index: 100;
                box-shadow: var(--shadow-dark);
                border: 1px solid rgba(166, 226, 46, 0.2);
            }
            .sidebar-nav a.active::before {
                left: -0.625rem;
            }
            .sidebar-footer {
                padding: 1rem 0.75rem;
            }
            .safe-badge {
                justify-content: center;
                padding: 0.625rem;
            }
            .safe-badge div {
                display: none;
            }
        }

        @media (max-width: 1023px) {
            .asymmetric-grid {
                grid-template-columns: 1fr;
            }
            .topic-layout {
                grid-template-columns: 1fr;
            }
            .faq-layout {
                grid-template-columns: 1fr;
            }
            .faq-side {
                position: static;
            }
            .process-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-inner {
                padding: 2.5rem 1.5rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        @media (max-width: 767px) {
            .sidebar {
                display: none;
            }
            .main-wrapper {
                margin-left: 0;
                padding-top: 63px;
            }
            .mobile-header {
                display: flex;
            }
            .page-hero {
                min-height: 480px;
            }
            .hero-content {
                text-align: center;
                display: flex;
                flex-direction: column;
                align-items: center;
            }
            .hero-subtitle {
                margin-left: auto;
                margin-right: auto;
            }
            .hero-actions {
                justify-content: center;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .stat-num {
                font-size: 1.75rem;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
                padding: 2rem 1.5rem;
            }
            .cta-actions {
                width: 100%;
            }
            .cta-actions .btn {
                flex: 1;
            }
            .back-links {
                flex-direction: column;
                align-items: flex-start;
            }
            .topic-item {
                padding: 1rem;
            }
            .topic-info h3 {
                white-space: normal;
            }
            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-links {
                grid-template-columns: 1fr 1fr;
                gap: 1.25rem;
            }
            .feature-content {
                padding: 1.25rem;
            }
            .cta-actions {
                flex-direction: column;
            }
        }