/* roulang page: index */
@import url('/assets/css/vendor/1ecd1de215-css2.css');
    :root {
      --deep-purple: #7B1FA2;
      --champagne-gold: #C9A96E;
      --dark-charcoal: #1E1E2F;
      --warm-white: #FDF8F2;
      --amber: #D4A017;
      --card-shadow: 0 4px 20px rgba(0,0,0,0.06);
      --card-hover-shadow: 0 12px 32px rgba(123,31,162,0.18);
      --border-radius-xl: 24px;
      --border-radius-lg: 16px;
      --border-radius-md: 12px;
      --transition-smooth: all 0.3s ease;
    }
    * {
      box-sizing: border-box;
    }
    body {
      font-family: 'PingFang SC', 'Microsoft YaHei', 'Inter', system-ui, -apple-system, sans-serif;
      background-color: var(--warm-white);
      color: var(--dark-charcoal);
      line-height: 1.7;
      margin: 0;
      padding: 0;
      scroll-behavior: smooth;
    }
    .container {
      max-width: 1280px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }
    /* 导航栏 */
    .navbar {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 72px;
      background: rgba(30, 30, 47, 0.85);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--champagne-gold);
      z-index: 50;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 1.5rem;
    }
    .logo-text {
      font-weight: 700;
      font-size: 1.5rem;
      color: var(--champagne-gold);
      letter-spacing: 0.5px;
    }
    .domain-badge {
      font-size: 0.7rem;
      color: var(--warm-white);
      opacity: 0.7;
      margin-left: 0.25rem;
      font-weight: 400;
    }
    .nav-links {
      display: flex;
      gap: 2rem;
      align-items: center;
    }
    .nav-links a {
      color: var(--warm-white);
      text-decoration: none;
      font-weight: 500;
      font-size: 0.95rem;
      transition: var(--transition-smooth);
      border-bottom: 2px solid transparent;
      padding-bottom: 4px;
    }
    .nav-links a:hover {
      color: var(--champagne-gold);
      border-bottom-color: var(--champagne-gold);
    }
    .cta-btn {
      background: var(--amber);
      color: white;
      border: none;
      padding: 0.6rem 1.8rem;
      border-radius: var(--border-radius-md);
      font-weight: 600;
      font-size: 0.95rem;
      cursor: pointer;
      transition: var(--transition-smooth);
      display: flex;
      align-items: center;
      gap: 0.5rem;
      white-space: nowrap;
    }
    .cta-btn:hover {
      filter: brightness(1.1);
      transform: scale(1.03);
    }
    .countdown-badge {
      background: rgba(0,0,0,0.4);
      color: var(--champagne-gold);
      padding: 0.3rem 0.8rem;
      border-radius: 20px;
      font-size: 0.8rem;
      font-weight: 700;
      margin-left: 0.75rem;
    }
    .status-dot {
      display: flex;
      align-items: center;
      gap: 0.3rem;
      color: #2ecc71;
      font-size: 0.8rem;
      margin-left: 1rem;
    }
    .status-dot i {
      font-size: 0.5rem;
    }
    /* 汉堡菜单 */
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      color: var(--warm-white);
      font-size: 1.8rem;
      cursor: pointer;
    }
    @media (max-width: 1024px) {
      .nav-links { display: none; }
      .menu-toggle { display: block; }
      .navbar .cta-btn { display: none; }
      .countdown-badge, .status-dot { display: none; }
    }
    .mobile-menu {
      display: none;
      flex-direction: column;
      background: rgba(30,30,47,0.95);
      backdrop-filter: blur(20px);
      position: fixed;
      top: 72px;
      left: 0;
      width: 100%;
      padding: 1.5rem;
      border-bottom: 1px solid var(--champagne-gold);
      z-index: 49;
    }
    .mobile-menu a {
      color: var(--warm-white);
      padding: 0.8rem 0;
      text-decoration: none;
      border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    /* Hero */
    .hero-section {
      background: linear-gradient(135deg, #7B1FA2 0%, #1E1E2F 100%);
      padding: 140px 0 100px;
      margin-top: 72px;
    }
    .hero-grid {
      display: flex;
      align-items: center;
      gap: 3rem;
    }
    .hero-left {
      flex: 0 0 55%;
    }
    .hero-right {
      flex: 0 0 45%;
    }
    .hero-left h1 {
      font-size: 3rem;
      font-weight: 700;
      color: var(--warm-white);
      margin-bottom: 1.2rem;
      line-height: 1.2;
    }
    .hero-left .subtitle {
      font-size: 1.2rem;
      color: rgba(253,248,242,0.8);
      margin-bottom: 2rem;
    }
    .trust-badges {
      display: flex;
      gap: 1.5rem;
      margin-bottom: 2.5rem;
      flex-wrap: wrap;
    }
    .trust-badge {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      color: var(--champagne-gold);
      font-size: 0.9rem;
      font-weight: 500;
    }
    .hero-buttons {
      display: flex;
      gap: 1rem;
      flex-wrap: wrap;
    }
    .btn-primary {
      background: linear-gradient(90deg, #C9A96E, #D4A017);
      color: white;
      border: none;
      padding: 0.9rem 2.2rem;
      border-radius: var(--border-radius-md);
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition-smooth);
    }
    .btn-primary:hover {
      filter: brightness(1.1);
      transform: scale(1.02);
    }
    .btn-secondary {
      background: transparent;
      border: 2px solid var(--champagne-gold);
      color: var(--champagne-gold);
      padding: 0.9rem 2.2rem;
      border-radius: var(--border-radius-md);
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition-smooth);
    }
    .btn-secondary:hover {
      background: rgba(201,169,110,0.1);
    }
    .hero-card {
      background: rgba(255,255,255,0.05);
      border-radius: 32px;
      overflow: hidden;
      position: relative;
      box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    }
    .hero-card img {
      width: 100%;
      height: auto;
      display: block;
      object-fit: cover;
    }
    .hero-card .overlay-badge {
      position: absolute;
      bottom: 20px;
      right: 20px;
      background: rgba(0,0,0,0.7);
      backdrop-filter: blur(8px);
      color: var(--champagne-gold);
      padding: 0.5rem 1.2rem;
      border-radius: 40px;
      font-weight: 700;
      font-size: 0.9rem;
    }
    @media (max-width: 768px) {
      .hero-grid { flex-direction: column; }
      .hero-left, .hero-right { flex: 1 1 auto; }
      .hero-left h1 { font-size: 2.2rem; }
    }
    /* 通用板块 */
    .section {
      padding: 100px 0;
    }
    .section-title {
      font-size: 2.2rem;
      font-weight: 700;
      margin-bottom: 0.8rem;
      color: var(--dark-charcoal);
    }
    .section-sub {
      color: #5a5a6e;
      margin-bottom: 3rem;
    }
    /* 优势网格 */
    .advantages-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .adv-card {
      background: white;
      border-radius: var(--border-radius-xl);
      padding: 2rem;
      box-shadow: var(--card-shadow);
      transition: var(--transition-smooth);
      display: flex;
      flex-direction: column;
    }
    .adv-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--card-hover-shadow);
      border: 1px solid var(--champagne-gold);
    }
    .adv-card.large {
      grid-row: span 2;
    }
    .adv-icon {
      width: 64px;
      height: 64px;
      background-size: cover;
      margin-bottom: 1.2rem;
    }
    .adv-card h3 {
      font-size: 1.4rem;
      font-weight: 600;
      margin-bottom: 0.5rem;
    }
    .micro-badge {
      background: rgba(212,160,23,0.15);
      color: var(--amber);
      padding: 0.2rem 0.8rem;
      border-radius: 20px;
      font-size: 0.8rem;
      font-weight: 600;
      align-self: flex-start;
      margin-top: auto;
    }
    @media (max-width: 768px) {
      .advantages-grid { grid-template-columns: 1fr; }
    }
    /* 服务瀑布 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .service-card {
      background: white;
      border-radius: var(--border-radius-xl);
      overflow: hidden;
      box-shadow: var(--card-shadow);
      transition: var(--transition-smooth);
    }
    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 20px 30px rgba(123,31,162,0.2);
      border: 1px solid var(--champagne-gold);
    }
    .service-img {
      width: 100%;
      height: 180px;
      object-fit: cover;
    }
    .service-content {
      padding: 1.5rem;
    }
    .tag {
      background: rgba(212,160,23,0.2);
      color: var(--amber);
      padding: 0.2rem 0.8rem;
      border-radius: 20px;
      font-size: 0.75rem;
      font-weight: 600;
      display: inline-block;
      margin-top: 0.8rem;
    }
    @media (max-width: 768px) {
      .services-grid { grid-template-columns: 1fr; }
    }
    /* 数据看板 */
    .data-strip {
      background: var(--dark-charcoal);
      padding: 70px 0;
    }
    .data-grid {
      display: flex;
      justify-content: space-around;
      text-align: center;
      flex-wrap: wrap;
    }
    .data-item {
      color: white;
    }
    .data-number {
      font-size: 3rem;
      font-weight: 800;
      background: linear-gradient(135deg, #C9A96E, #F5E6CA);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    /* 方案对比 */
    .plans-grid {
      display: flex;
      gap: 24px;
      justify-content: center;
      flex-wrap: wrap;
    }
    .plan-card {
      background: white;
      border-radius: var(--border-radius-xl);
      padding: 2rem;
      flex: 1;
      min-width: 250px;
      box-shadow: var(--card-shadow);
      border: 1px solid transparent;
      transition: var(--transition-smooth);
    }
    .plan-card.recommended {
      border: 2px solid var(--champagne-gold);
      transform: scale(1.03);
      box-shadow: 0 15px 30px rgba(201,169,110,0.25);
      position: relative;
    }
    .popular-badge {
      background: var(--champagne-gold);
      color: white;
      padding: 0.2rem 1rem;
      border-radius: 20px;
      font-size: 0.8rem;
      position: absolute;
      top: -12px;
      right: 20px;
    }
    /* FAQ */
    .faq-item {
      background: white;
      border-radius: var(--border-radius-lg);
      margin-bottom: 1rem;
      box-shadow: 0 2px 10px rgba(0,0,0,0.04);
    }
    .faq-question {
      padding: 1.2rem 1.5rem;
      font-weight: 600;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
    }
    .faq-answer {
      padding: 0 1.5rem 1.2rem;
      display: none;
      border-left: 4px solid var(--champagne-gold);
      margin-left: 1rem;
      color: #4a4a5e;
    }
    .faq-item.active .faq-answer { display: block; }
    /* CTA 横幅 */
    .cta-banner {
      background: linear-gradient(90deg, #C9A96E, #D4A017);
      padding: 80px 0;
      text-align: center;
    }
    .footer {
      background: var(--dark-charcoal);
      color: #ccc;
      padding: 60px 0 20px;
    }
    .footer-grid {
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 2rem;
    }