/* roulang page: index */
:root {
    --primary: #d40026;
    --primary-dark: #a3001a;
    --primary-light: #ff4d5a;
    --accent: #ffb800;
    --bg-night: #0a0a12;
    --bg-panel: #141420;
    --text-main: #f5f5f7;
    --text-weak: #8e8e9e;
    --border-line: rgba(255, 255, 255, 0.08);
    --radius-md: 12px;
    --radius-lg: 20px;
    --shadow-card: 0 12px 32px rgba(0, 0, 0, 0.35);
    --shadow-glow: 0 0 40px rgba(212, 0, 38, 0.25);
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --space: 96px;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
    background: var(--bg-night);
    color: var(--text-main);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }

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

  a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s var(--ease);
  }

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

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

  .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
  }

  /* ===== Header 导航 ===== */
  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 10, 18, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-line);
    transition: background 0.4s ease, box-shadow 0.4s ease;
  }

  .site-header.scrolled {
    background: rgba(10, 10, 18, 0.95);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 24px;
  }

  .logo {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
  }

  .logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    box-shadow: var(--shadow-glow);
  }

  .logo-text {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.5px;
    white-space: nowrap;
  }

  .logo-text span {
    color: var(--primary-light);
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin: 0 auto;
  }

  .main-nav a {
    padding: 9px 20px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-weak);
    white-space: nowrap;
    transition: all 0.3s var(--ease);
  }

  .main-nav a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.06);
  }

  .main-nav a.active {
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    box-shadow: 0 4px 16px rgba(212, 0, 38, 0.35);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
  }

  .header-search {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 999px;
    padding: 0 8px 0 16px;
    height: 40px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
    width: 180px;
  }

  .header-search:focus-within {
    border-color: rgba(212, 0, 38, 0.5);
    background: rgba(255, 255, 255, 0.1);
    width: 220px;
  }

  .header-search input {
    background: none;
    border: none;
    color: #fff;
    font-size: 13px;
    width: 100%;
  }

  .header-search input::placeholder {
    color: var(--text-weak);
  }

  .header-search i {
    color: var(--text-weak);
    font-size: 13px;
    padding-left: 8px;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 24px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
    transition: all 0.35s var(--ease);
    border: none;
    cursor: pointer;
  }

  .btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    box-shadow: 0 4px 20px rgba(212, 0, 38, 0.4);
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(212, 0, 38, 0.55);
  }

  .btn-ghost {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.14);
  }

  .btn-ghost:hover {
    background: rgba(255, 255, 255, 0.16);
    transform: translateY(-2px);
  }

  .btn-outline {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.25);
  }

  .btn-outline:hover {
    border-color: var(--primary-light);
    color: var(--primary-light);
  }

  .btn-lg {
    padding: 16px 36px;
    font-size: 16px;
  }

  /* 汉堡菜单 */
  .hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    padding: 8px;
    border-radius: 8px;
    transition: background 0.3s;
  }

  .hamburger:hover {
    background: rgba(255, 255, 255, 0.08);
  }

  .hamburger span {
    width: 22px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.3s var(--ease);
  }

  .mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    z-index: 99;
    background: rgba(10, 10, 18, 0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-line);
    padding: 20px 24px 32px;
    transform: translateY(-100%);
    opacity: 0;
    transition: all 0.4s var(--ease);
  }

  .mobile-menu.open {
    transform: translateY(0);
    opacity: 1;
  }

  .mobile-menu a {
    display: block;
    padding: 14px 12px;
    border-radius: 12px;
    font-size: 15px;
    color: var(--text-weak);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  }

  .mobile-menu a:last-child {
    border-bottom: none;
  }

  .mobile-menu a:hover,
  .mobile-menu a.active {
    color: #fff;
    background: rgba(212, 0, 38, 0.15);
    padding-left: 20px;
  }

  /* ===== Hero 首屏 ===== */
  .hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 140px 0 80px;
    overflow: hidden;
    background: url('/assets/images/backpic/back-1.png') no-repeat center center / cover;
  }

  .hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(10, 10, 18, 0.94) 0%, rgba(10, 10, 18, 0.7) 55%, rgba(10, 10, 18, 0.3) 100%);
    z-index: 1;
  }

  .hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--bg-night), transparent);
    z-index: 2;
  }

  .hero .container {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 64px;
    align-items: center;
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 13px;
    color: var(--text-weak);
    margin-bottom: 28px;
    backdrop-filter: blur(10px);
  }

  .hero-badge i {
    color: var(--accent);
    font-size: 12px;
  }

  .hero h1 {
    font-size: 56px;
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -1px;
  }

  .hero h1 .highlight {
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  .hero-sub {
    font-size: 18px;
    color: var(--text-weak);
    max-width: 540px;
    margin-bottom: 36px;
    line-height: 1.8;
  }

  .hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
  }

  .hero-stats {
    display: flex;
    gap: 40px;
  }

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

  .hero-stat .num {
    font-size: 32px;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
  }

  .hero-stat .num em {
    font-style: normal;
    color: var(--accent);
    font-size: 22px;
    margin-left: 2px;
  }

  .hero-stat .label {
    font-size: 13px;
    color: var(--text-weak);
    margin-top: 4px;
  }

  .hero-visual {
    position: relative;
  }

  .hero-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    overflow: hidden;
    box-shadow: 0 32px 64px rgba(0, 0, 0, 0.5);
    transform: perspective(1000px) rotateY(-8deg);
    transition: transform 0.6s var(--ease);
  }

  .hero-card:hover {
    transform: perspective(1000px) rotateY(0deg);
  }

  .hero-card img {
    width: 100%;
    height: 380px;
    object-fit: cover;
  }

  .hero-card-body {
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .hero-card-title {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
  }

  .hero-card-meta {
    font-size: 13px;
    color: var(--text-weak);
    margin-top: 4px;
  }

  .hero-card-badge {
    background: var(--primary);
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    color: #fff;
    white-space: nowrap;
  }

  .hero-float {
    position: absolute;
    padding: 16px 20px;
    background: rgba(20, 20, 32, 0.9);
    border: 1px solid var(--border-line);
    border-radius: 16px;
    backdrop-filter: blur(12px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: float 3s ease-in-out infinite;
  }

  .hero-float.one {
    top: 40px;
    left: -30px;
  }

  .hero-float.two {
    bottom: 60px;
    right: -20px;
    animation-delay: 1.5s;
  }

  .float-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(212, 0, 38, 0.2), rgba(212, 0, 38, 0.05));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    font-size: 16px;
  }

  .float-text {
    font-size: 13px;
    font-weight: 600;
    color: #fff;
  }

  .float-sub {
    font-size: 11px;
    color: var(--text-weak);
  }

  @keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
  }

  /* ===== Section 通用 ===== */
  .section {
    padding: var(--space) 0;
    position: relative;
  }

  .section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    margin-bottom: 52px;
  }

  .section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 700;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
  }

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

  .section-title {
    font-size: 36px;
    font-weight: 800;
    line-height: 1.25;
    color: #fff;
    margin-bottom: 12px;
  }

  .section-desc {
    color: var(--text-weak);
    font-size: 15px;
    max-width: 600px;
    line-height: 1.8;
  }

  .section-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-weak);
    font-size: 14px;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 999px;
    border: 1px solid var(--border-line);
    transition: all 0.35s ease;
    white-space: nowrap;
  }

  .section-link:hover {
    color: #fff;
    border-color: var(--primary);
    background: rgba(212, 0, 38, 0.1);
    gap: 12px;
  }

  /* ===== Features 核心优势 ===== */
  .features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .feature-card {
    background: var(--bg-panel);
    border: 1px solid var(--border-line);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all 0.4s var(--ease);
    position: relative;
    overflow: hidden;
  }

  .feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
  }

  .feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(212, 0, 38, 0.3);
    box-shadow: var(--shadow-card);
  }

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

  .feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(212, 0, 38, 0.2), rgba(212, 0, 38, 0.05));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    font-size: 22px;
    margin-bottom: 24px;
  }

  .feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
  }

  .feature-card p {
    font-size: 14px;
    color: var(--text-weak);
    line-height: 1.75;
  }

  /* ===== Categories 分类入口 ===== */
  .categories-bg {
    background: linear-gradient(180deg, var(--bg-night) 0%, #0e0e1a 100%);
    padding: var(--space) 0;
    position: relative;
    overflow: hidden;
  }

  .categories-bg::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(212, 0, 38, 0.15), transparent 70%);
    pointer-events: none;
  }

  .category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .category-card {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    background: var(--bg-panel);
    border: 1px solid var(--border-line);
    transition: all 0.5s var(--ease);
    min-height: 420px;
    display: flex;
    flex-direction: column;
  }

  .category-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
    border-color: rgba(212, 0, 38, 0.3);
  }

  .category-cover {
    height: 220px;
    overflow: hidden;
    position: relative;
  }

  .category-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease);
  }

  .category-card:hover .category-cover img {
    transform: scale(1.08);
  }

  .category-cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, var(--bg-panel), transparent 60%);
  }

  .category-body {
    padding: 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .category-number {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary-light);
    margin-bottom: 8px;
  }

  .category-body h3 {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
  }

  .category-body p {
    font-size: 14px;
    color: var(--text-weak);
    line-height: 1.75;
    flex: 1;
    margin-bottom: 20px;
  }

  .category-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-light);
    font-size: 14px;
    font-weight: 600;
    transition: gap 0.3s ease;
  }

  .category-link:hover {
    gap: 14px;
    color: #fff;
  }

  .category-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
  }

  .tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-line);
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 12px;
    color: var(--text-weak);
    transition: all 0.3s ease;
  }

  .tag:hover {
    background: rgba(212, 0, 38, 0.12);
    border-color: rgba(212, 0, 38, 0.3);
    color: #fff;
  }

  .tag i {
    font-size: 10px;
    color: var(--primary-light);
  }

  /* ===== News 资讯 ===== */
  .news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

  .news-card {
    display: flex;
    gap: 20px;
    background: var(--bg-panel);
    border: 1px solid var(--border-line);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: all 0.4s var(--ease);
  }

  .news-card:hover {
    transform: translateY(-4px);
    border-color: rgba(212, 0, 38, 0.4);
    box-shadow: var(--shadow-card);
  }

  .news-thumb {
    width: 120px;
    height: 100px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
    background: #1c1c2e;
  }

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

  .news-card:hover .news-thumb img {
    transform: scale(1.06);
  }

  .news-body {
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .news-cat {
    font-size: 12px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 6px;
    display: inline-block;
  }

  .news-body h3 {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .news-body p {
    font-size: 13px;
    color: var(--text-weak);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 8px;
    flex: 1;
  }

  .news-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--text-weak);
  }

  .news-meta time {
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .news-meta i {
    font-size: 11px;
  }

  .empty-tip {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 32px;
    background: var(--bg-panel);
    border-radius: var(--radius-lg);
    border: 1px dashed rgba(255, 255, 255, 0.15);
    color: var(--text-weak);
    font-size: 16px;
  }

  /* ===== Process 流程 ===== */
  .process-bg {
    background: linear-gradient(135deg, #0c0c18 0%, #100c14 100%);
    padding: var(--space) 0;
    position: relative;
  }

  .process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    position: relative;
  }

  .process-grid::before {
    content: '';
    position: absolute;
    top: 50px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
    opacity: 0.3;
    border-radius: 2px;
  }

  .process-step {
    position: relative;
    text-align: center;
    padding: 0 16px;
  }

  .process-number {
    width: 100px;
    height: 100px;
    background: var(--bg-panel);
    border: 2px solid rgba(212, 0, 38, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 900;
    color: #fff;
    margin: 0 auto 28px;
    position: relative;
    z-index: 2;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 30px rgba(212, 0, 38, 0.1);
    background: linear-gradient(135deg, #1a1a2c, #12121e);
    transition: all 0.4s ease;
  }

  .process-step:hover .process-number {
    border-color: var(--primary-light);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 40px rgba(212, 0, 38, 0.3);
    transform: scale(1.05);
  }

  .process-step h3 {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 12px;
  }

  .process-step p {
    font-size: 14px;
    color: var(--text-weak);
    line-height: 1.8;
    max-width: 260px;
    margin: 0 auto;
  }

  /* ===== Stats 数据 ===== */
  .stats-section {
    padding: 60px 0;
    background: var(--bg-panel);
    border-top: 1px solid var(--border-line);
    border-bottom: 1px solid var(--border-line);
  }

  .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
  }

  .stat-item .number {
    font-size: 44px;
    font-weight: 900;
    color: #fff;
    line-height: 1.2;
    font-family: "DIN Alternate", "Bahnschrift", "Arial Narrow", sans-serif;
  }

  .stat-item .number span {
    color: var(--primary-light);
  }

  .stat-item .label {
    font-size: 14px;
    color: var(--text-weak);
    margin-top: 8px;
    letter-spacing: 1px;
  }

  /* ===== FAQ ===== */
  .faq-list {
    max-width: 860px;
    margin: 0 auto;
  }

  .faq-item {
    background: var(--bg-panel);
    border: 1px solid var(--border-line);
    border-radius: 16px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: all 0.4s ease;
  }

  .faq-item:hover {
    border-color: rgba(212, 0, 38, 0.3);
  }

  .faq-item.open {
    border-color: rgba(212, 0, 38, 0.5);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  }

  .faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 24px 28px;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    text-align: left;
    background: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
  }

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

  .faq-question .faq-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
    transition: all 0.35s ease;
  }

  .faq-item.open .faq-icon {
    background: var(--primary);
    transform: rotate(45deg);
    color: #fff;
  }

  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.45s var(--ease);
  }

  .faq-answer-inner {
    padding: 0 28px 24px;
    color: var(--text-weak);
    font-size: 14px;
    line-height: 1.9;
  }

  /* ===== CTA ===== */
  .cta-section {
    position: relative;
    padding: 100px 0;
    background: url('/assets/images/backpic/back-2.png') no-repeat center center / cover;
    text-align: center;
    overflow: hidden;
  }

  .cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 18, 0.85);
    z-index: 1;
  }

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

  .cta-title {
    font-size: 42px;
    font-weight: 900;
    color: #fff;
    margin-bottom: 20px;
    line-height: 1.2;
  }

  .cta-desc {
    font-size: 16px;
    color: var(--text-weak);
    max-width: 560px;
    margin: 0 auto 40px;
    line-height: 1.8;
  }

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

  /* ===== Footer ===== */
  .site-footer {
    background: #08080e;
    border-top: 1px solid var(--border-line);
    padding: 64px 0 32px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 48px;
    margin-bottom: 48px;
  }

  .footer-brand .logo {
    margin-bottom: 20px;
  }

  .footer-desc {
    font-size: 14px;
    color: var(--text-weak);
    line-height: 1.8;
    max-width: 320px;
  }

  .footer-title {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
    margin-bottom: 20px;
    text-transform: uppercase;
  }

  .footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .footer-links a {
    color: var(--text-weak);
    font-size: 14px;
    transition: all 0.3s ease;
  }

  .footer-links a:hover {
    color: var(--primary-light);
    padding-left: 6px;
  }

  .footer-contact {
    font-size: 14px;
    color: var(--text-weak);
    line-height: 1.8;
  }

  .footer-contact a {
    color: var(--text-weak);
  }

  .footer-contact a:hover {
    color: var(--primary-light);
  }

  .footer-bottom {
    border-top: 1px solid var(--border-line);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--text-weak);
  }

  .footer-bottom a {
    color: var(--text-weak);
  }

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

  .footer-bottom-left {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
  }

  /* ===== 滚动条 ===== */
  ::-webkit-scrollbar {
    width: 10px;
  }

  ::-webkit-scrollbar-track {
    background: #0a0a12;
  }

  ::-webkit-scrollbar-thumb {
    background: #2a2a40;
    border-radius: 4px;
  }

  ::-webkit-scrollbar-thumb:hover {
    background: #3a3a52;
  }

  /* ===== 响应式 ===== */
  @media (max-width: 1024px) {
    .container {
      padding: 0 24px;
    }

    .main-nav {
      display: none;
    }

    .header-actions .btn {
      display: none;
    }

    .hamburger {
      display: flex;
    }

    .mobile-menu {
      display: block;
    }

    .hero {
      padding-top: 120px;
    }

    .hero .container {
      grid-template-columns: 1fr;
      gap: 48px;
    }

    .hero h1 {
      font-size: 44px;
    }

    .hero-visual {
      max-width: 520px;
      margin: 0 auto;
      width: 100%;
    }

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

    .category-grid {
      grid-template-columns: 1fr;
      max-width: 480px;
      margin: 0 auto;
    }

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

    .process-grid {
      gap: 24px;
    }

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

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

    .footer-grid {
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }
  }

  @media (max-width: 768px) {
    .section {
      --space: 72px;
    }

    .container {
      padding: 0 20px;
    }

    .hero {
      min-height: auto;
      padding: 110px 0 60px;
    }

    .hero h1 {
      font-size: 34px;
    }

    .hero-sub {
      font-size: 15px;
    }

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

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

    .hero-stats {
      gap: 24px;
      flex-wrap: wrap;
    }

    .hero-stat .num {
      font-size: 26px;
    }

    .hero-card img {
      height: 260px;
    }

    .hero-float.one {
      left: 0;
      top: 20px;
    }

    .hero-float.two {
      right: 0;
      bottom: 20px;
    }

    .section-head {
      flex-direction: column;
      align-items: flex-start;
      gap: 16px;
      margin-bottom: 36px;
    }

    .section-title {
      font-size: 28px;
    }

    .section-link {
      display: none;
    }

    .news-card {
      flex-direction: column;
      padding: 16px;
    }

    .news-thumb {
      width: 100%;
      height: 180px;
    }

    .category-card {
      min-height: 360px;
    }

    .process-step {
      padding: 0;
    }

    .process-number {
      width: 80px;
      height: 80px;
      font-size: 24px;
      margin-bottom: 20px;
    }

    .faq-question {
      padding: 18px 20px;
      font-size: 14px;
    }

    .faq-answer-inner {
      padding: 0 20px 18px;
    }

    .cta-title {
      font-size: 28px;
    }

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

  @media (max-width: 520px) {
    .container {
      padding: 0 16px;
    }

    .header-inner {
      height: 64px;
    }

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

    .logo-icon {
      width: 32px;
      height: 32px;
      font-size: 14px;
      border-radius: 8px;
    }

    .mobile-menu {
      top: 64px;
    }

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

    .stats-grid {
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }

    .stat-item .number {
      font-size: 32px;
    }

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

    .footer-bottom {
      flex-direction: column;
      justify-content: center;
      text-align: center;
    }

    .footer-bottom-left {
      justify-content: center;
    }

    .hero-float {
      display: none;
    }
  }

  @media (max-width: 380px) {
    .hero h1 {
      font-size: 28px;
    }

    .hero-badge {
      font-size: 11px;
      padding: 6px 14px;
    }
  }

/* roulang page: article */
:root {
  --primary: #c8102e;
  --primary-dark: #a00d25;
  --primary-light: #e63946;
  --accent: #1a1a2e;
  --gold: #d4a853;
  --dark-bg: #0d0d1a;
  --light-bg: #f4f6f9;
  --white: #ffffff;
  --text-main: #2d2d2d;
  --text-muted: #7a8299;
  --border: #e5e9f0;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 10px 30px rgba(0,0,0,0.08);
  --shadow-hover: 0 16px 40px rgba(0,0,0,0.14);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; background: var(--light-bg); color: var(--text-main); line-height: 1.7; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
a:hover { text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: 1rem; outline: none; }
.container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 24px; }
a:focus-visible, button:focus-visible { outline: 3px solid rgba(200, 16, 46, 0.4); outline-offset: 2px; }
header { position: fixed; top: 0; left: 0; right: 0; width: 100%; background: rgba(13, 13, 26, 0.92); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(255,255,255,0.08); z-index: 50; transition: var(--transition); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon { width: 42px; height: 42px; border-radius: 12px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 20px; box-shadow: 0 4px 15px rgba(200,16,46,0.35); }
.logo-text { font-size: 20px; font-weight: 800; color: #fff; letter-spacing: 0.5px; line-height: 1.2; }
.logo-text span { color: var(--gold); font-weight: 600; }
.main-nav { display: flex; align-items: center; gap: 8px; }
.main-nav a { display: inline-flex; align-items: center; padding: 8px 18px; color: rgba(255,255,255,0.78); font-size: 14.5px; font-weight: 500; border-radius: 99px; transition: var(--transition); letter-spacing: 0.3px; }
.main-nav a:hover { color: #fff; background: rgba(255,255,255,0.08); }
.main-nav a.active { color: #fff; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); box-shadow: 0 4px 15px rgba(200,16,46,0.3); }
.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.header-search { width: 200px; height: 38px; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.14); border-radius: 99px; padding: 0 14px 0 38px; font-size: 13.5px; color: #fff; transition: var(--transition); }
.header-search::placeholder { color: rgba(255,255,255,0.5); }
.header-search:focus { background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.3); }
.header-search-wrap { position: relative; }
.header-search-wrap i { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: rgba(255,255,255,0.45); font-size: 14px; }
.header-btn { height: 38px; padding: 0 20px; border-radius: 99px; background: var(--primary); color: #fff; font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; transition: var(--transition); box-shadow: 0 4px 15px rgba(200,16,46,0.3); }
.header-btn:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(200,16,46,0.4); }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 10px; background: rgba(255,255,255,0.08); color: #fff; font-size: 20px; align-items: center; justify-content: center; }
@media (max-width: 960px) { .main-nav { display: none; } .main-nav.open { display: flex; position: absolute; top: 72px; left: 0; right: 0; background: var(--dark-bg); flex-direction: column; align-items: flex-start; padding: 16px 24px; border-bottom: 1px solid rgba(255,255,255,0.08); box-shadow: 0 20px 40px rgba(0,0,0,0.3); } .main-nav a { width: 100%; padding: 14px 16px; border-radius: 10px; } .header-search { display: none; } .header-btn { display: none; } .nav-toggle { display: inline-flex; } }
.article-banner { position: relative; padding: 180px 0 80px; background-size: cover; background-position: center; }
.article-banner::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(13,13,26,0.94) 0%, rgba(13,13,26,0.8) 45%, rgba(200,16,46,0.4) 100%); z-index: 1; }
.article-banner .container { position: relative; z-index: 2; }
.breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; color: rgba(255,255,255,0.6); font-size: 14px; }
.breadcrumb a { color: rgba(255,255,255,0.65); transition: var(--transition); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb-sep { font-size: 12px; color: rgba(255,255,255,0.35); }
.breadcrumb-current { color: rgba(255,255,255,0.9); }
.category-badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 16px; background: rgba(212,168,83,0.2); border: 1px solid rgba(212,168,83,0.4); color: var(--gold); font-size: 13px; font-weight: 600; border-radius: 99px; margin-bottom: 18px; }
.article-banner h1 { font-size: clamp(28px, 4.5vw, 44px); font-weight: 800; color: #fff; line-height: 1.3; margin-bottom: 20px; max-width: 800px; }
.article-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; color: rgba(255,255,255,0.6); font-size: 14px; }
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-main { padding: 56px 0 64px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 40px; }
.article-content { background: var(--white); border-radius: var(--radius-lg); padding: 48px 48px 40px; box-shadow: var(--shadow-card); }
.article-body p { margin-bottom: 1.4rem; font-size: 1.04rem; line-height: 1.9; color: var(--text-main); }
.article-body h2 { font-size: 1.55rem; font-weight: 700; color: var(--accent); margin: 2rem 0 1rem; padding-bottom: 12px; border-bottom: 2px solid var(--border); }
.article-body h3 { font-size: 1.3rem; font-weight: 700; color: var(--accent); margin: 1.6rem 0 0.8rem; }
.article-body img { border-radius: var(--radius-md); margin: 1.5rem 0; box-shadow: var(--shadow-card); }
.article-body blockquote { border-left: 4px solid var(--primary); padding: 14px 20px; background: rgba(200,16,46,0.04); border-radius: 0 12px 12px 0; color: var(--text-muted); font-style: italic; margin: 1.5rem 0; }
.article-body ul, .article-body ol { margin: 1rem 0 1.5rem; padding-left: 1.5rem; }
.article-body li { margin: 0.45rem 0; line-height: 1.75; }
.article-body a { color: var(--primary); border-bottom: 1px solid transparent; }
.article-body a:hover { border-bottom-color: var(--primary); }
.article-body table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; }
.article-body th, .article-body td { padding: 10px 14px; border: 1px solid var(--border); text-align: left; font-size: 14.5px; }
.article-body th { background: var(--light-bg); font-weight: 600; }
.article-notfound { text-align: center; padding: 60px 20px; }
.article-notfound i { font-size: 48px; color: var(--primary); margin-bottom: 16px; display: inline-block; }
.article-notfound h2 { font-size: 26px; font-weight: 700; margin-bottom: 12px; }
.article-notfound p { color: var(--text-muted); margin-bottom: 24px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 28px; border-radius: 99px; font-size: 14.5px; font-weight: 600; transition: var(--transition); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 15px rgba(200,16,46,0.3); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(200,16,46,0.4); }
.btn-outline { background: transparent; color: var(--accent); border: 2px solid var(--border); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }
.sidebar-widget { background: var(--white); border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-card); margin-bottom: 24px; }
.sidebar-title { font-size: 16px; font-weight: 700; color: var(--accent); margin-bottom: 20px; display: flex; align-items: center; gap: 8px; }
.sidebar-title::after { content: ''; flex: 1; height: 2px; background: var(--border); border-radius: 2px; }
.sidebar-cats { list-style: none; }
.sidebar-cats li { margin-bottom: 6px; }
.sidebar-cats a { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: var(--radius-md); color: var(--text-main); font-size: 14px; transition: var(--transition); background: var(--light-bg); }
.sidebar-cats a:hover { background: rgba(200,16,46,0.06); color: var(--primary); transform: translateX(4px); }
.sidebar-cats i { width: 20px; text-align: center; color: var(--primary); font-size: 16px; }
.sidebar-help { background: linear-gradient(135deg, var(--accent), #2a2a44); color: #fff; }
.sidebar-help .sidebar-title { color: #fff; }
.sidebar-help .sidebar-title::after { background: rgba(255,255,255,0.15); }
.sidebar-help p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.7); margin-bottom: 20px; }
.sidebar-help .btn { width: 100%; background: var(--gold); color: var(--accent); box-shadow: none; }
.sidebar-help .btn:hover { background: #b8903f; transform: translateY(-2px); }
.sidebar-help .sidebar-icon { width: 44px; height: 44px; border-radius: 12px; background: rgba(255,255,255,0.12); display: flex; align-items: center; justify-content: center; font-size: 20px; margin-bottom: 14px; }
.related-section { padding: 64px 0 72px; background: var(--light-bg); }
.section-head { text-align: center; margin-bottom: 48px; }
.section-tag { display: inline-block; padding: 6px 16px; background: rgba(200,16,46,0.08); color: var(--primary); font-size: 13px; font-weight: 600; border-radius: 99px; margin-bottom: 12px; }
.section-head h2 { font-size: clamp(24px, 3.5vw, 34px); font-weight: 800; color: var(--accent); line-height: 1.3; }
.section-head p { color: var(--text-muted); font-size: 15px; margin-top: 12px; max-width: 600px; margin-left: auto; margin-right: auto; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.related-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-card); transition: var(--transition); }
.related-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }
.related-card img { aspect-ratio: 16 / 10; object-fit: cover; width: 100%; transition: transform 0.5s ease; }
.related-card:hover img { transform: scale(1.04); }
.related-card-body { padding: 24px; }
.related-card-body h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; color: var(--accent); line-height: 1.45; }
.related-card-body p { font-size: 14px; color: var(--text-muted); line-height: 1.65; margin-bottom: 18px; }
.related-card-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--primary); transition: var(--transition); }
.related-card-link:hover { gap: 12px; color: var(--primary-dark); }
.cta-section { position: relative; padding: 80px 0; background-size: cover; background-position: center; text-align: center; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(13,13,26,0.9) 0%, rgba(200,16,46,0.7) 100%); z-index: 1; }
.cta-section .container { position: relative; z-index: 2; }
.cta-title { font-size: clamp(24px, 3.5vw, 34px); font-weight: 800; color: #fff; margin-bottom: 16px; }
.cta-desc { font-size: 15px; color: rgba(255,255,255,0.75); max-width: 500px; margin: 0 auto 36px; line-height: 1.7; }
.cta-buttons { display: flex; justify-content: center; flex-wrap: wrap; gap: 16px; }
.cta-btn-primary { background: var(--gold); color: var(--accent); box-shadow: 0 6px 20px rgba(212,168,83,0.4); }
.cta-btn-primary:hover { background: #b8903f; transform: translateY(-2px); box-shadow: 0 10px 28px rgba(212,168,83,0.5); }
.cta-btn-outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.6); }
.cta-btn-outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; transform: translateY(-2px); }
.site-footer { background: #0a0a16; padding: 64px 0 0; color: rgba(255,255,255,0.65); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand .logo-text { font-size: 18px; }
.footer-desc { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.5); max-width: 280px; }
.footer-title { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.footer-title::after { content: ''; position: absolute; left: 0; bottom: 0; width: 28px; height: 2px; background: var(--primary); border-radius: 2px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,0.55); transition: var(--transition); }
.footer-links a:hover { color: var(--gold); padding-left: 4px; }
.footer-contact p { font-size: 14px; color: rgba(255,255,255,0.55); margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.footer-contact i { color: var(--gold); width: 18px; text-align: center; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; flex-wrap: wrap; gap: 12px; }
.footer-bottom-left { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; font-size: 13.5px; color: rgba(255,255,255,0.4); }
.footer-bottom a { color: rgba(255,255,255,0.55); transition: var(--transition); }
.footer-bottom a:hover { color: var(--gold); }
@media (max-width: 1024px) { .article-layout { grid-template-columns: 1fr; } .sidebar-widgets { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 8px; } .related-grid { grid-template-columns: repeat(2, 1fr); } .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; } }
@media (max-width: 768px) { .header-inner { height: 64px; } .article-banner { padding: 140px 0 48px; } .article-content { padding: 28px 20px; } .related-grid { grid-template-columns: 1fr; } .sidebar-widgets { grid-template-columns: 1fr; } .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; } .footer-bottom { flex-direction: column; align-items: center; text-align: center; } .footer-bottom-left { justify-content: center; } }
@media (max-width: 520px) { .container { padding: 0 16px; } .article-banner h1 { font-size: 24px; } .article-content { padding: 20px 16px; } .footer-grid { grid-template-columns: 1fr; } .cta-title { font-size: 22px; } .cta-buttons { flex-direction: column; align-items: center; } .cta-buttons .btn { width: 100%; max-width: 300px; } }

/* roulang page: category1 */
:root {
    --primary: #C8102E;
    --primary-dark: #A00D25;
    --primary-light: #e83a52;
    --accent: #D4A017;
    --dark: #101014;
    --dark-soft: #1a1a21;
    --gray-bg: #f6f6f8;
    --text: #1c1c1e;
    --text-soft: #6b6b72;
    --border: #e6e6e9;
    --shadow-sm: 0 4px 14px rgba(0,0,0,0.06);
    --shadow-md: 0 12px 32px rgba(0,0,0,0.09);
    --shadow-primary: 0 10px 28px rgba(200,16,46,0.25);
    --radius-sm: 10px;
    --radius: 16px;
    --radius-lg: 24px;
    --container: 1240px;
    --space-section: 96px;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }

  body {
    font-family: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    background: #fff;
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

  img { max-width: 100%; display: block; }
  a { text-decoration: none; color: inherit; }
  ul, ol { list-style: none; }
  button, input { font-family: inherit; }

  .container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
  }

  /* ===== Header / 导航 ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(16,16,20,0.92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 20px;
  }
  .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
  }
  .logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 4px 12px rgba(200,16,46,0.35);
  }
  .logo-text {
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    letter-spacing: 0.5px;
    white-space: nowrap;
  }
  .logo-text span { color: var(--accent); }
  .main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
  }
  .main-nav a {
    color: rgba(255,255,255,0.75);
    font-size: 15px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 999px;
    transition: all .25s ease;
  }
  .main-nav a:hover {
    color: #fff;
    background: rgba(255,255,255,0.08);
  }
  .main-nav a.active {
    color: #fff;
    background: var(--primary);
    box-shadow: 0 4px 14px rgba(200,16,46,0.35);
  }
  .header-right {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .nav-toggle {
    display: none;
    background: none;
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    font-size: 16px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
  }

  /* ===== 按钮 ===== */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    line-height: 1;
    border: none;
    cursor: pointer;
    transition: all .3s ease;
    white-space: nowrap;
  }
  .btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 8px 24px rgba(200,16,46,0.25);
  }
  .btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(200,16,46,0.32);
  }
  .btn-outline-light {
    background: transparent;
    border: 2px solid rgba(255,255,255,0.7);
    color: #fff;
  }
  .btn-outline-light:hover {
    background: rgba(255,255,255,0.12);
    border-color: #fff;
    transform: translateY(-2px);
  }
  .btn-light {
    background: #fff;
    color: var(--primary);
  }
  .btn-light:hover {
    background: rgba(255,255,255,0.9);
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.15);
  }
  .btn-dark {
    background: var(--dark);
    color: #fff;
  }
  .btn-dark:hover {
    background: #2a2a32;
    transform: translateY(-2px);
  }
  .btn-sm { padding: 10px 20px; font-size: 14px; }

  /* ===== 通用板块 ===== */
  .section { padding: 96px 0; }
  .section-gray { background: var(--gray-bg); }
  .section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 56px;
  }
  .section-tag {
    display: inline-block;
    background: rgba(200,16,46,0.08);
    color: var(--primary);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 6px 18px;
    border-radius: 999px;
    margin-bottom: 16px;
  }
  .section-head h2 {
    font-size: 36px;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 16px;
    color: inherit;
  }
  .section-head p {
    font-size: 16px;
    color: var(--text-soft);
    line-height: 1.7;
  }

  /* ===== 页面 Banner ===== */
  .page-hero {
    position: relative;
    min-height: 420px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    color: #fff;
  }
  .page-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(10,10,14,0.92) 30%, rgba(200,16,46,0.55) 70%, rgba(10,10,14,0.7));
  }
  .page-hero-content {
    position: relative;
    z-index: 2;
    padding: 80px 0;
  }
  .breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 20px;
  }
  .breadcrumb a { color: rgba(255,255,255,0.7); transition: color .2s; }
  .breadcrumb a:hover { color: #fff; }
  .breadcrumb i { font-size: 12px; color: rgba(255,255,255,0.4); }
  .page-hero h1 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: 1px;
  }
  .page-hero p {
    font-size: 17px;
    max-width: 560px;
    color: rgba(255,255,255,0.85);
    margin-bottom: 32px;
  }

  /* ===== 分屏图文 ===== */
  .split-block {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 64px;
    align-items: center;
  }
  .split-text h2 {
    font-size: 32px;
    font-weight: 800;
    line-height: 1.35;
    margin-bottom: 20px;
  }
  .split-text p {
    color: var(--text-soft);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 16px;
  }
  .split-list {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .split-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    font-weight: 500;
  }
  .split-list li i {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(200,16,46,0.1);
    color: var(--primary);
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .split-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
  }
  .split-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 360px;
  }

  /* ===== 入口卡片 ===== */
  .entry-card {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: all .3s ease;
    display: block;
  }
  .entry-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
  }
  .card-cover {
    position: relative;
    height: 160px;
    overflow: hidden;
  }
  .card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }
  .entry-card:hover .card-cover img { transform: scale(1.05); }
  .card-cover-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(16,16,20,0.55), rgba(16,16,20,0.05));
  }
  .card-badge {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 2;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
    background: rgba(255,255,255,0.92);
    color: var(--primary);
    box-shadow: 0 4px 10px rgba(0,0,0,0.12);
    backdrop-filter: blur(4px);
  }
  .card-body { padding: 20px 24px 28px; }
  .card-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-top: -42px;
    margin-bottom: 16px;
    border: 3px solid #fff;
    box-shadow: 0 6px 16px rgba(200,16,46,0.25);
  }
  .card-body h3 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 10px;
  }
  .card-body p {
    font-size: 14px;
    color: var(--text-soft);
    line-height: 1.7;
    margin-bottom: 16px;
  }
  .card-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap .25s ease;
  }
  .entry-card:hover .card-link { gap: 10px; }

  /* ===== 流程步骤 ===== */
  .step-item {
    position: relative;
    text-align: center;
    padding: 40px 24px;
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: all .3s ease;
  }
  .step-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
  }
  .step-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 8px 20px rgba(200,16,46,0.3);
  }
  .step-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
  .step-item p { font-size: 14px; color: var(--text-soft); line-height: 1.7; }

  /* ===== 安全提示 ===== */
  .safety-section {
    position: relative;
    background-size: cover;
    background-position: center;
    color: #fff;
    padding: 96px 0;
  }
  .safety-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(16,16,20,0.92), rgba(80,8,20,0.88));
  }
  .safety-content { position: relative; z-index: 2; }
  .safety-section .section-head h2 { color: #fff; }
  .safety-section .section-head p { color: rgba(255,255,255,0.7); }
  .safety-section .section-tag {
    background: rgba(212,160,23,0.15);
    color: var(--accent);
  }
  .safety-card {
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius);
    padding: 28px 24px;
    text-align: center;
    transition: all .3s ease;
  }
  .safety-card:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-4px);
  }
  .safety-card i {
    font-size: 32px;
    color: var(--accent);
    margin-bottom: 16px;
  }
  .safety-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
  .safety-card p { font-size: 14px; color: rgba(255,255,255,0.7); line-height: 1.6; }

  /* ===== FAQ ===== */
  .faq-list {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all .3s ease;
  }
  .faq-item[open] {
    border-color: rgba(200,16,46,0.25);
    box-shadow: var(--shadow-md);
  }
  .faq-item summary {
    padding: 22px 28px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: background .25s ease;
  }
  .faq-item summary::-webkit-details-marker { display: none; }
  .faq-item summary:hover { background: rgba(200,16,46,0.02); }
  .faq-item summary:active { background: rgba(200,16,46,0.04); }
  .faq-item summary i {
    color: var(--primary);
    font-size: 20px;
    transition: transform .3s ease;
    flex-shrink: 0;
  }
  .faq-item[open] summary i { transform: rotate(45deg); }
  .faq-answer {
    padding: 18px 28px 24px;
    border-top: 1px solid var(--border);
    color: var(--text-soft);
    font-size: 15px;
    line-height: 1.8;
  }

  /* ===== CTA ===== */
  .cta-section {
    background: linear-gradient(135deg, var(--primary), #7a0d20);
    color: #fff;
    text-align: center;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
  }
  .cta-section h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
  }
  .cta-section p {
    font-size: 17px;
    color: rgba(255,255,255,0.85);
    max-width: 520px;
    margin: 0 auto 36px;
  }

  /* ===== 页脚 ===== */
  .site-footer {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    padding: 64px 0 0;
  }
  .site-footer a { color: rgba(255,255,255,0.6); transition: color .2s; }
  .site-footer a:hover { color: #fff; }
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 48px;
  }
  .footer-brand .logo-text { font-size: 20px; color: #fff; }
  .footer-brand .logo-text span { color: var(--accent); }
  .footer-desc {
    font-size: 14px;
    line-height: 1.8;
    margin-top: 16px;
    max-width: 320px;
  }
  .footer-title {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 18px;
  }
  .footer-links { display: flex; flex-direction: column; gap: 12px; }
  .footer-links li a { font-size: 14px; }
  .footer-contact p {
    font-size: 14px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 22px 0;
    font-size: 13px;
    color: rgba(255,255,255,0.5);
  }

  /* ===== 可访问性 ===== */
  .btn:focus-visible,
  .main-nav a:focus-visible,
  .logo:focus-visible,
  .entry-card:focus-visible,
  .faq-item summary:focus-visible,
  .nav-toggle:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 3px;
  }

  /* ===== 响应式 ===== */
  @media (max-width: 1024px) {
    .nav-toggle { display: flex; }
    .main-nav {
      position: fixed;
      top: 72px;
      left: 0;
      right: 0;
      background: var(--dark);
      flex-direction: column;
      align-items: flex-start;
      padding: 20px 24px;
      gap: 4px;
      transform: translateY(-130%);
      transition: transform .3s ease;
      border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .main-nav.open { transform: translateY(0); }
    .main-nav a { display: block; width: 100%; padding: 12px 16px; }
    .split-block { grid-template-columns: 1fr; gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
    .step-grid { grid-template-columns: repeat(2, 1fr); }
  }

  @media (max-width: 768px) {
    .section { padding: 72px 0; }
    .section-head h2 { font-size: 28px; }
    .page-hero h1 { font-size: 36px; }
    .page-hero p { font-size: 15px; }
    .page-hero-content { padding: 60px 0; }
    .split-text h2 { font-size: 26px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
    .cta-section h2 { font-size: 28px; }
  }

  @media (max-width: 520px) {
    .container { padding: 0 16px; }
    .section { padding: 56px 0; }
    .footer-grid { grid-template-columns: 1fr; }
    .header-row { gap: 10px; }
    .logo-text { font-size: 17px; }
    .logo-icon { width: 36px; height: 36px; font-size: 16px; }
    .page-hero { min-height: 360px; }
    .page-hero h1 { font-size: 30px; }
    .page-hero p { font-size: 14px; }
    .card-body { padding: 16px 18px 22px; }
  }

/* roulang page: category2 */
:root {
            --primary: #c8102e;
            --primary-dark: #a00d24;
            --secondary: #1a1a2e;
            --accent: #f5c518;
            --dark: #0d0d1a;
            --card-bg: #161626;
            --text-main: #e8e8f0;
            --text-muted: #9a9ab0;
            --border-soft: rgba(255, 255, 255, 0.08);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35);
            --transition: all 0.3s ease;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            background: var(--dark);
            color: var(--text-main);
            line-height: 1.6;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }
        .container,
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .main-nav a {
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .main-nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .main-nav a.active {
            color: #fff;
            background: var(--primary);
            box-shadow: 0 4px 16px rgba(200, 16, 46, 0.4);
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            white-space: nowrap;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            flex-shrink: 0;
        }
        .logo-text span {
            color: var(--accent);
        }
        .site-footer {
            background: #0a0a14;
            border-top: 1px solid var(--border-soft);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding: 60px 0 40px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 14px;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 6px;
        }
        .footer-contact p {
            color: var(--text-muted);
            font-size: 14px;
            margin-bottom: 8px;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .section-padding {
            padding: 80px 0;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            color: #fff;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 16px;
            margin-top: 8px;
        }
        .hover-card {
            transition: var(--transition);
        }
        .hover-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5);
            border-color: rgba(200, 16, 46, 0.3);
        }
        .badge-live {
            background: rgba(200, 16, 46, 0.9);
            color: #fff;
            padding: 4px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            backdrop-filter: blur(4px);
        }
        .badge-live::before {
            content: '';
            width: 6px;
            height: 6px;
            background: #fff;
            border-radius: 50%;
            animation: pulse 1s infinite;
        }
        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.4;
            }
        }
        .badge-hd {
            background: rgba(245, 197, 24, 0.15);
            color: var(--accent);
            padding: 3px 8px;
            border-radius: 6px;
            font-size: 11px;
            font-weight: 600;
            backdrop-filter: blur(4px);
        }
        .cover-wall {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff !important;
            padding: 12px 28px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 16, 46, 0.4);
        }
        .btn-outline {
            border: 1px solid var(--border-soft);
            color: #fff !important;
            padding: 12px 28px;
            border-radius: 999px;
            font-weight: 500;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            background: rgba(255, 255, 255, 0.04);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            background: rgba(200, 16, 46, 0.1);
        }
        .hero-banner {
            position: relative;
            min-height: 480px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            padding: 100px 0;
            background: linear-gradient(135deg, rgba(13, 13, 26, 0.88) 20%, rgba(13, 13, 26, 0.65) 60%, rgba(13, 13, 26, 0.35)), url('/assets/images/backpic/back-2.png');
        }
        .stat-block {
            text-align: center;
            padding: 36px 20px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-soft);
            transition: var(--transition);
        }
        .stat-block:hover {
            transform: translateY(-4px);
            border-color: var(--primary);
        }
        .stat-number {
            font-size: 42px;
            font-weight: 800;
            background: linear-gradient(135deg, #ff4d6a, var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.2;
        }
        .stat-label {
            color: var(--text-muted);
            font-size: 14px;
            margin-top: 8px;
        }
        .step-item {
            padding: 28px 24px;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-soft);
            transition: var(--transition);
            position: relative;
            height: 100%;
        }
        .step-item:hover {
            border-color: rgba(200, 16, 46, 0.35);
            transform: translateY(-4px);
        }
        .step-number {
            width: 42px;
            height: 42px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.3);
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            margin-bottom: 12px;
            transition: var(--transition);
            cursor: pointer;
        }
        .faq-item:hover {
            border-color: rgba(200, 16, 46, 0.3);
        }
        .faq-item.open {
            border-color: rgba(200, 16, 46, 0.4);
        }
        .faq-question {
            font-size: 16px;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #fff;
        }
        .faq-answer {
            color: var(--text-muted);
            font-size: 14px;
            margin-top: 12px;
            line-height: 1.8;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .news-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px 20px;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-soft);
            transition: var(--transition);
            margin-bottom: 10px;
        }
        .news-item:hover {
            border-color: rgba(200, 16, 46, 0.3);
            background: rgba(22, 22, 38, 0.8);
        }
        .news-badge {
            flex-shrink: 0;
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(200, 16, 46, 0.15);
            color: #ff4d6a;
            white-space: nowrap;
        }
        .news-title {
            color: #e8e8f0;
            font-size: 15px;
            font-weight: 500;
        }
        .news-title:hover {
            color: var(--accent);
        }
        .news-meta {
            color: var(--text-muted);
            font-size: 13px;
            margin-top: 4px;
        }
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }
        .mobile-menu-btn {
            display: none;
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            background: var(--card-bg);
            border-radius: 10px;
            color: #fff;
            font-size: 18px;
            border: 1px solid var(--border-soft);
            transition: var(--transition);
            z-index: 60;
        }
        .mobile-menu-btn:hover {
            border-color: var(--primary);
        }
        @media (max-width: 1024px) {
            .cover-wall {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 56px 0;
            }
            .section-title {
                font-size: 26px;
            }
            .hero-banner {
                min-height: 380px;
                padding: 80px 0;
            }
            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(13, 13, 26, 0.97);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 20px;
                gap: 6px;
                transform: translateY(-130%);
                transition: transform 0.35s ease;
                z-index: 50;
                box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
                border-bottom: 1px solid var(--border-soft);
                backdrop-filter: blur(16px);
            }
            .main-nav.open {
                transform: translateY(0);
            }
            .main-nav a {
                padding: 12px 18px;
                border-radius: 12px;
                text-align: center;
                font-size: 15px;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                padding: 40px 0 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .cover-wall {
                grid-template-columns: 1fr;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                justify-content: center;
            }
            .hero-banner h1 {
                font-size: 32px;
            }
            .stat-number {
                font-size: 32px;
            }
            .container,
            .container-custom {
                padding: 0 16px;
            }
        }

/* roulang page: category3 */
:root {
    --primary: #d61f26;
    --primary-dark: #a3141a;
    --secondary: #f2b705;
    --dark: #0b0b12;
    --dark-2: #14141f;
    --dark-3: #1d1d2b;
    --text-light: #f5f5f7;
    --text-muted: #a0a0b0;
    --border: rgba(255, 255, 255, .08);
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 20px 50px rgba(0, 0, 0, .35);
    --shadow-sm: 0 6px 20px rgba(0, 0, 0, .2);
    --transition: all .25s ease;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--dark);
    color: var(--text-light);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

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

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

  button {
    font-family: inherit;
  }

  input,
  textarea {
    font-family: inherit;
  }

  .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
  }

  /* ===== Header / Nav ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(11, 11, 18, .82);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    height: 72px;
  }

  .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    flex-shrink: 0;
  }

  .logo-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, #d61f26, #8f1218);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    box-shadow: 0 6px 14px rgba(214, 31, 38, .35);
  }

  .logo-text {
    font-size: 22px;
    color: #fff;
    letter-spacing: .5px;
  }

  .logo-text span {
    color: var(--secondary);
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
    justify-content: center;
  }

  .main-nav a {
    padding: 8px 14px;
    border-radius: 8px;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    white-space: nowrap;
  }

  .main-nav a:hover {
    color: #fff;
    background: rgba(255, 255, 255, .06);
  }

  .main-nav a.active {
    color: #fff;
    background: rgba(214, 31, 38, .16);
    box-shadow: inset 0 0 0 1px rgba(214, 31, 38, .3);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
  }

  .search-box {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, .06);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 8px 14px;
    width: 220px;
    transition: var(--transition);
  }

  .search-box:focus-within {
    border-color: rgba(214, 31, 38, .5);
    box-shadow: 0 0 0 3px rgba(214, 31, 38, .12);
  }

  .search-box i {
    color: var(--text-muted);
    font-size: 14px;
  }

  .search-box input {
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    font-size: 14px;
    width: 100%;
  }

  .search-box input::placeholder {
    color: #6a6a7a;
  }

  .nav-toggle {
    display: none;
    background: rgba(255, 255, 255, .06);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: #fff;
    width: 42px;
    height: 42px;
    font-size: 18px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
  }

  .nav-toggle:hover {
    background: rgba(255, 255, 255, .12);
  }

  /* ===== Buttons ===== */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    line-height: 1.4;
  }

  .btn-primary {
    background: linear-gradient(135deg, #d61f26, #a3141a);
    color: #fff;
    box-shadow: 0 8px 20px rgba(214, 31, 38, .3);
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(214, 31, 38, .42);
  }

  .btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 6px 16px rgba(214, 31, 38, .3);
  }

  .btn-outline {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .25);
  }

  .btn-outline:hover {
    background: rgba(255, 255, 255, .08);
    border-color: #fff;
    transform: translateY(-2px);
  }

  .btn-light {
    background: #fff;
    color: var(--dark);
    box-shadow: 0 8px 20px rgba(0, 0, 0, .25);
  }

  .btn-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, .35);
  }

  .btn:focus-visible,
  .main-nav a:focus-visible,
  .logo:focus-visible,
  .faq-q:focus-visible,
  .nav-toggle:focus-visible {
    outline: 2px solid var(--secondary);
    outline-offset: 3px;
  }

  /* ===== Community Hero ===== */
  .community-hero {
    position: relative;
    min-height: 520px;
    display: flex;
    align-items: center;
    background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    padding: 80px 0;
  }

  .community-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(11, 11, 18, .94) 20%, rgba(11, 11, 18, .68) 55%, rgba(11, 11, 18, .4));
  }

  .community-hero::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--dark), transparent);
  }

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

  .breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 18px;
  }

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

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

  .hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--secondary);
    background: rgba(242, 183, 5, .1);
    border: 1px solid rgba(242, 183, 5, .25);
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: 16px;
  }

  .hero-title {
    font-size: 52px;
    line-height: 1.15;
    font-weight: 800;
    max-width: 640px;
    margin-bottom: 18px;
  }

  .hero-title span {
    color: var(--secondary);
  }

  .hero-desc {
    font-size: 17px;
    color: rgba(255, 255, 255, .75);
    max-width: 560px;
    margin-bottom: 30px;
  }

  .hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
    margin-top: 42px;
  }

  .hero-stat {
    display: flex;
    flex-direction: column;
  }

  .hero-stat strong {
    font-size: 26px;
    color: #fff;
    font-weight: 800;
  }

  .hero-stat span {
    font-size: 13px;
    color: var(--text-muted);
  }

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

  .section-alt {
    background: var(--dark-2);
  }

  .section-head {
    max-width: 700px;
    margin-bottom: 48px;
  }

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

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--secondary);
    letter-spacing: 1.5px;
    background: rgba(242, 183, 5, .1);
    border: 1px solid rgba(242, 183, 5, .25);
    padding: 6px 12px;
    border-radius: 100px;
    margin-bottom: 14px;
  }

  .section-title {
    font-size: 38px;
    line-height: 1.25;
    font-weight: 800;
    margin: 12px 0 14px;
  }

  .section-desc {
    font-size: 16px;
    color: var(--text-muted);
  }

  /* ===== Intro / Media ===== */
  .intro-media {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
  }

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

  .media-badge {
    position: absolute;
    bottom: 16px;
    left: 16px;
    background: rgba(11, 11, 18, .72);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 100px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    color: #fff;
  }

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

  .intro-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-top: 14px;
  }

  .intro-feature i {
    color: var(--secondary);
    font-size: 18px;
    margin-top: 3px;
    width: 22px;
    text-align: center;
  }

  .intro-feature strong {
    color: #fff;
    font-size: 15px;
    display: block;
  }

  .intro-feature span {
    color: var(--text-muted);
    font-size: 14px;
  }

  /* ===== Stats ===== */
  .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 32px;
  }

  .stat-card {
    background: var(--dark-3);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 22px 18px;
    text-align: center;
    transition: var(--transition);
  }

  .stat-card:hover {
    border-color: rgba(214, 31, 38, .4);
    transform: translateY(-4px);
    box-shadow: var(--shadow-sm);
  }

  .stat-num {
    font-size: 30px;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
  }

  .stat-num em {
    font-style: normal;
    color: var(--secondary);
  }

  .stat-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 6px;
  }

  /* ===== Channel Cards ===== */
  .channel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .channel-card {
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--dark-3);
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
  }

  .channel-card:hover {
    transform: translateY(-6px);
    border-color: rgba(214, 31, 38, .4);
    box-shadow: var(--shadow);
  }

  .channel-cover {
    height: 200px;
    position: relative;
    overflow: hidden;
  }

  .channel-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
  }

  .channel-card:hover .channel-cover img {
    transform: scale(1.06);
  }

  .channel-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(11, 11, 18, .85), transparent 60%);
  }

  .channel-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(11, 11, 18, .7);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 100px;
    padding: 5px 12px;
    font-size: 12px;
    color: #fff;
    font-weight: 600;
  }

  .channel-play {
    position: absolute;
    bottom: 14px;
    right: 14px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(214, 31, 38, .9);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 14px;
    box-shadow: 0 6px 16px rgba(214, 31, 38, .4);
    transition: var(--transition);
  }

  .channel-card:hover .channel-play {
    transform: scale(1.1);
  }

  .channel-body {
    padding: 22px;
  }

  .channel-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
  }

  .channel-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.65;
  }

  /* ===== Topic List ===== */
  .topic-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  .topic-item {
    display: flex;
    align-items: center;
    gap: 18px;
    background: var(--dark-3);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px 20px;
    transition: var(--transition);
  }

  .topic-item:hover {
    background: rgba(214, 31, 38, .08);
    border-color: rgba(214, 31, 38, .35);
    transform: translateX(4px);
  }

  .topic-tag {
    flex-shrink: 0;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 12px;
    border-radius: 8px;
    background: rgba(214, 31, 38, .14);
    color: #ff8a8a;
    border: 1px solid rgba(214, 31, 38, .3);
  }

  .topic-main {
    flex: 1;
    min-width: 0;
  }

  .topic-title {
    font-size: 16px;
    font-weight: 600;
    color: #f2f2f5;
    transition: var(--transition);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .topic-item:hover .topic-title {
    color: #fff;
  }

  .topic-meta {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
  }

  .topic-stat {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 13px;
    color: var(--text-muted);
  }

  .topic-stat i {
    margin-right: 4px;
    color: var(--secondary);
  }

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

  .step-card {
    background: var(--dark-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    position: relative;
    transition: var(--transition);
  }

  .step-card:hover {
    border-color: rgba(242, 183, 5, .35);
    box-shadow: var(--shadow-sm);
    transform: translateY(-4px);
  }

  .step-num {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--secondary), #d18e00);
    color: #101010;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 18px;
    margin-bottom: 18px;
  }

  .step-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
  }

  .step-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.65;
  }

  /* ===== FAQ ===== */
  .faq-list {
    max-width: 820px;
    margin: 0 auto;
  }

  .faq-item {
    border: 1px solid var(--border);
    border-radius: 14px;
    background: var(--dark-3);
    margin-bottom: 14px;
    overflow: hidden;
    transition: var(--transition);
  }

  .faq-item.open {
    border-color: rgba(214, 31, 38, .4);
  }

  .faq-q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 20px 24px;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    line-height: 1.5;
  }

  .faq-q i {
    transition: transform .3s;
    color: var(--secondary);
    font-size: 18px;
    flex-shrink: 0;
  }

  .faq-item.open .faq-q i {
    transform: rotate(45deg);
  }

  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
    padding: 0 24px;
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.75;
  }

  .faq-item.open .faq-a {
    padding-bottom: 22px;
    max-height: 320px;
  }

  /* ===== CTA ===== */
  .cta-section {
    padding: 80px 0;
    position: relative;
    background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  }

  .cta-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(11, 11, 18, .88);
  }

  .cta-card {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 60px 40px;
    border-radius: 24px;
    background: rgba(20, 20, 31, .6);
    border: 1px solid rgba(255, 255, 255, .1);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
  }

  .cta-card h2 {
    font-size: 34px;
    font-weight: 800;
    margin-bottom: 14px;
  }

  .cta-card p {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 520px;
    margin: 0 auto 30px;
  }

  /* ===== Footer ===== */
  .site-footer {
    background: var(--dark-2);
    border-top: 1px solid var(--border);
    padding: 64px 0 24px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: 40px;
  }

  .footer-brand .logo {
    margin-bottom: 14px;
  }

  .footer-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    max-width: 300px;
  }

  .footer-title {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
  }

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

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

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

  .footer-contact p {
    font-size: 14px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
  }

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

  .footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid var(--border);
    margin-top: 48px;
    padding-top: 24px;
    font-size: 13px;
    color: var(--text-muted);
    gap: 12px;
    flex-wrap: wrap;
  }

  .footer-bottom a {
    color: var(--text-muted);
    transition: var(--transition);
  }

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

  .footer-bottom-left {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
  }

  /* ===== Responsive ===== */
  @media (max-width: 1024px) {
    .main-nav {
      position: fixed;
      top: 72px;
      left: 0;
      right: 0;
      background: rgba(11, 11, 18, .97);
      flex-direction: column;
      padding: 20px 24px;
      gap: 8px;
      display: none;
      border-bottom: 1px solid var(--border);
      box-shadow: 0 20px 40px rgba(0, 0, 0, .4);
      align-items: stretch;
    }

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

    .main-nav a {
      padding: 12px 14px;
      font-size: 15px;
    }

    .header-actions {
      display: none;
    }

    .nav-toggle {
      display: inline-flex;
    }

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

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

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

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

    .hero-title {
      font-size: 42px;
    }
  }

  @media (max-width: 768px) {
    .section {
      padding: 60px 0;
    }

    .section-title {
      font-size: 30px;
    }

    .hero-title {
      font-size: 34px;
    }

    .community-hero {
      min-height: 460px;
      padding: 60px 0;
    }

    .hero-stats {
      gap: 20px;
    }

    .header-inner {
      height: 64px;
    }

    .logo-text {
      font-size: 19px;
    }

    .logo-icon {
      width: 36px;
      height: 36px;
      font-size: 15px;
    }

    .main-nav {
      top: 64px;
    }

    .topic-item {
      flex-wrap: wrap;
      gap: 12px;
    }

    .topic-stat {
      width: 100%;
      justify-content: flex-start;
      padding-left: 56px;
    }

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

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

  @media (max-width: 520px) {
    .container {
      padding: 0 16px;
    }

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

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

    .footer-grid {
      grid-template-columns: 1fr;
      gap: 28px;
    }

    .stats-grid {
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

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

    .topic-title {
      white-space: normal;
      line-height: 1.5;
    }

    .topic-stat {
      padding-left: 0;
    }

    .section-title {
      font-size: 26px;
    }

    .hero-title {
      font-size: 29px;
    }

    .hero-desc {
      font-size: 15px;
    }

    .breadcrumb {
      font-size: 12px;
      flex-wrap: wrap;
    }
  }