/* roulang page: index */
:root {
      --primary-black: #0F141C;
      --deep-night: #0B0E14;
      --accent-gold: #C5A880;
      --accent-gold-hover: #B39266;
      --bg-light: #F8F9FA;
      --bg-subtle: #F2F4F7;
      --text-main: #1D242E;
      --text-muted: #5A6474;
      --border-color: rgba(197, 168, 128, 0.22);
      --status-green: #2E7D6B;
      --alert-crimson: #8C3B3B;
      --card-shadow: 0 6px 24px rgba(15, 20, 28, 0.05);
      --card-shadow-hover: 0 16px 36px rgba(15, 20, 28, 0.09);
      --radius-sm: 4px;
      --radius-md: 8px;
    }

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

    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Lantinghei SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text-main);
      background-color: var(--bg-light);
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
    }

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

    /* 顶部促销/公告细条 */
    .top-promo-bar {
      background-color: var(--deep-night);
      color: var(--accent-gold);
      height: 38px;
      font-size: 0.8125rem;
      letter-spacing: 0.04em;
      border-bottom: 1px solid rgba(197, 168, 128, 0.15);
    }
    .top-promo-bar a:hover {
      color: #fff;
    }

    /* 主导航栏 */
    .site-navbar {
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(15, 20, 28, 0.08);
      padding: 0.85rem 0;
    }
    .brand-logo {
      font-weight: 700;
      font-size: 1.25rem;
      color: var(--primary-black);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      letter-spacing: -0.01em;
    }
    .brand-logo i {
      color: var(--accent-gold);
      font-size: 1.45rem;
    }
    .nav-link {
      color: var(--primary-black) !important;
      font-size: 0.9375rem;
      font-weight: 500;
      padding: 0.5rem 0.85rem !important;
      position: relative;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--accent-gold-hover) !important;
    }

    /* 按钮规范 */
    .btn-gold {
      background-color: var(--accent-gold);
      color: #fff !important;
      border: 1px solid var(--accent-gold);
      border-radius: var(--radius-sm);
      font-size: 0.9rem;
      font-weight: 600;
      padding: 0.55rem 1.4rem;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .btn-gold:hover {
      background-color: var(--accent-gold-hover);
      border-color: var(--accent-gold-hover);
      color: #fff;
      transform: translateY(-2px);
    }
    .btn-outline-gold {
      background: transparent;
      color: var(--accent-gold) !important;
      border: 1px solid var(--accent-gold);
      border-radius: var(--radius-sm);
      font-size: 0.9rem;
      font-weight: 600;
      padding: 0.55rem 1.4rem;
      transition: all 0.3s ease;
    }
    .btn-outline-gold:hover {
      background-color: var(--accent-gold);
      color: #fff !important;
      transform: translateY(-2px);
    }

    /* 基础区块 */
    .section-wrap {
      padding: 5.5rem 0;
      position: relative;
    }
    .section-subtle {
      background-color: var(--bg-subtle);
      border-top: 1px solid rgba(15, 20, 28, 0.05);
      border-bottom: 1px solid rgba(15, 20, 28, 0.05);
    }
    .section-dark {
      background-color: var(--deep-night);
      color: #F8F9FA;
    }
    .section-badge {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--accent-gold);
      margin-bottom: 0.6rem;
      background: rgba(197, 168, 128, 0.12);
      padding: 0.25rem 0.75rem;
      border-radius: 2px;
    }
    .section-title {
      font-size: 2.15rem;
      font-weight: 700;
      letter-spacing: -0.02em;
      margin-bottom: 1rem;
      color: var(--primary-black);
    }
    .section-dark .section-title {
      color: #fff;
    }
    .section-desc {
      color: var(--text-muted);
      font-size: 1rem;
      max-width: 780px;
      margin: 0 auto 3rem auto;
      line-height: 1.8;
    }
    .section-dark .section-desc {
      color: #A3AFBF;
    }

    /* 卡片体系 */
    .vip-card {
      background: #fff;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--card-shadow);
      padding: 2rem;
      height: 100%;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .vip-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--card-shadow-hover);
      border-color: var(--accent-gold);
    }

    /* 首屏沉浸式 KV */
    .hero-kv-section {
      position: relative;
      background: linear-gradient(135deg, rgba(11, 14, 20, 0.94) 0%, rgba(15, 20, 28, 0.88) 100%), url('/assets/images/2289ef1fb1fb3260.jpg') center/cover no-repeat;
      color: #fff;
      padding: 6.5rem 0 5.5rem 0;
      overflow: hidden;
    }
    .hero-h1 {
      font-size: 3rem;
      font-weight: 800;
      letter-spacing: -0.02em;
      line-height: 1.25;
      margin-bottom: 1.25rem;
    }
    .hero-intro {
      font-size: 1.0625rem;
      line-height: 1.85;
      color: #CFD6E0;
      margin-bottom: 2rem;
      max-width: 680px;
    }
    .countdown-bar {
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(197, 168, 128, 0.35);
      border-radius: var(--radius-sm);
      padding: 0.8rem 1.25rem;
      display: inline-flex;
      align-items: center;
      gap: 1rem;
      margin-bottom: 2.25rem;
    }
    .countdown-digits {
      font-weight: 700;
      color: var(--accent-gold);
      font-size: 1.15rem;
      letter-spacing: 0.05em;
    }

    /* 痛点卡片暗红点缀 */
    .pain-card {
      border-left: 3px solid var(--alert-crimson);
    }
    .pain-num {
      color: var(--alert-crimson);
      font-weight: 700;
      font-size: 0.9rem;
      margin-bottom: 0.5rem;
    }

    /* 核心指标统计 */
    .metric-value {
      font-size: 2.75rem;
      font-weight: 800;
      color: var(--accent-gold);
      line-height: 1.1;
      margin-bottom: 0.5rem;
    }
    .metric-label {
      font-size: 0.925rem;
      color: #8E9BAE;
      letter-spacing: 0.02em;
    }

    /* 时序流程 */
    .step-item {
      position: relative;
      padding: 1.5rem;
      border-radius: var(--radius-md);
      background: #fff;
      border: 1px solid rgba(15, 20, 28, 0.08);
      height: 100%;
    }
    .step-badge {
      width: 36px;
      height: 36px;
      line-height: 36px;
      background: var(--accent-gold);
      color: #fff;
      font-weight: 700;
      text-align: center;
      border-radius: 50%;
      margin-bottom: 1rem;
    }

    /* 排行榜单 Compact 样式 */
    .rank-table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0 0.6rem;
    }
    .rank-table tr {
      background: #fff;
      box-shadow: 0 2px 10px rgba(15, 20, 28, 0.03);
      transition: transform 0.2s ease;
    }
    .rank-table tr:hover {
      transform: scale(1.006);
    }
    .rank-table td {
      padding: 1rem 1.25rem;
      vertical-align: middle;
      border-top: 1px solid rgba(15, 20, 28, 0.05);
      border-bottom: 1px solid rgba(15, 20, 28, 0.05);
    }
    .rank-table td:first-child {
      border-left: 1px solid rgba(15, 20, 28, 0.05);
      border-radius: var(--radius-sm) 0 0 var(--radius-sm);
      font-weight: 700;
    }
    .rank-table td:last-child {
      border-right: 1px solid rgba(15, 20, 28, 0.05);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }

    /* 表单控件优化 */
    .form-control-vip {
      height: 48px;
      border: 1px solid rgba(15, 20, 28, 0.16);
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      padding: 0.6rem 1rem;
    }
    .form-control-vip:focus {
      border-color: var(--accent-gold);
      box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.25);
      outline: none;
    }

    /* 页脚系统 */
    .site-footer {
      background-color: var(--deep-night);
      color: #8E9BAE;
      font-size: 0.875rem;
      padding: 4.5rem 0 2rem 0;
      border-top: 1px solid rgba(197, 168, 128, 0.18);
    }
    .footer-title {
      color: #fff;
      font-size: 1rem;
      font-weight: 600;
      margin-bottom: 1.25rem;
    }
    .footer-links li {
      margin-bottom: 0.6rem;
    }
    .footer-links a:hover {
      color: var(--accent-gold);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      margin-top: 3.5rem;
      padding-top: 1.5rem;
      font-size: 0.8125rem;
    }

    @media (max-width: 991px) {
      .hero-h1 {
        font-size: 2.25rem;
      }
      .section-wrap {
        padding: 4rem 0;
      }
    }