/* roulang page: index */
@import url('/assets/css/vendor/1ecd1de215-css2.css');
    
    :root {
      --primary: #0A1F14;
      --accent: #F5A623;
      --light-bg: #E8F0E3;
      --danger: #D94F4F;
      --text-main: #1E1E1E;
      --text-secondary: #5C5C5C;
      --card-bg: #F9FAFB;
      --white: #FFFFFF;
      --shadow-sm: 0 4px 12px rgba(0,0,0,0.04);
      --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
      --radius-card: 12px;
      --radius-btn: 8px;
      --transition: 0.2s ease;
    }

    * {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
      background-color: var(--white);
      color: var(--text-main);
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
    }

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

    @media (max-width: 768px) {
      .container {
        padding: 0 16px;
      }
    }

    /* 导航 */
    .navbar {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      background: rgba(10, 31, 20, 0.85);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      z-index: 1000;
      border-bottom: 1px solid rgba(255,255,255,0.08);
      transition: background var(--transition);
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 70px;
      gap: 30px;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 8px;
      font-weight: 700;
      font-size: 1.5rem;
      color: white;
      text-decoration: none;
      letter-spacing: -0.3px;
    }

    .logo-icon {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      background: var(--accent);
      border-radius: 50%;
      position: relative;
    }

    .logo-icon::before,
    .logo-icon::after {
      content: '';
      position: absolute;
      width: 6px;
      height: 10px;
      background: var(--primary);
      border-radius: 3px 3px 0 0;
      top: -6px;
    }

    .logo-icon::before {
      left: 4px;
      transform: rotate(-20deg);
    }
    .logo-icon::after {
      right: 4px;
      transform: rotate(20deg);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 32px;
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .nav-links a {
      color: rgba(255,255,255,0.9);
      text-decoration: none;
      font-weight: 500;
      font-size: 0.95rem;
      padding: 6px 0;
      border-bottom: 2px solid transparent;
      transition: var(--transition);
      white-space: nowrap;
    }

    .nav-links a:hover {
      color: var(--accent);
      border-bottom-color: var(--accent);
    }

    /* Mega面板触发器 */
    .mega-trigger {
      position: relative;
      cursor: pointer;
      background: rgba(255,255,255,0.1);
      padding: 8px 18px;
      border-radius: 30px;
      color: white;
      font-weight: 500;
      display: flex;
      align-items: center;
      gap: 6px;
      transition: var(--transition);
      border: none;
      font-size: 0.95rem;
    }

    .mega-trigger:hover {
      background: rgba(255,255,255,0.2);
    }

    .mega-panel {
      position: absolute;
      right: 0;
      top: 55px;
      background: white;
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-md);
      padding: 24px;
      width: 360px;
      display: none;
      flex-direction: row;
      gap: 24px;
      color: var(--text-main);
      z-index: 1001;
    }

    .mega-trigger:hover .mega-panel {
      display: flex;
    }

    .mega-col {
      flex: 1;
    }
    .mega-col h4 {
      color: var(--primary);
      margin: 0 0 10px 0;
      font-size: 0.9rem;
      font-weight: 700;
    }
    .mega-col a {
      display: block;
      color: var(--text-secondary);
      text-decoration: none;
      padding: 4px 0;
      font-size: 0.9rem;
      transition: color 0.2s;
    }
    .mega-col a:hover {
      color: var(--accent);
    }

    /* 移动端导航 */
    #menu-toggle {
      display: none;
    }

    .menu-btn {
      display: none;
      font-size: 1.8rem;
      color: white;
      cursor: pointer;
      background: none;
      border: none;
      line-height: 1;
    }

    @media (max-width: 768px) {
      .nav-links, .mega-trigger {
        display: none;
      }
      .menu-btn {
        display: block;
      }
      #menu-toggle:checked ~ .nav-links {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(10, 31, 20, 0.98);
        padding: 20px;
        gap: 16px;
        backdrop-filter: blur(12px);
      }
      .mega-panel {
        position: static;
        width: 100%;
        box-shadow: none;
        background: rgba(255,255,255,0.1);
        color: white;
        flex-direction: column;
        display: flex;
      }
      .mega-col h4, .mega-col a {
        color: white;
      }
    }

    /* 板块间距 */
    section {
      padding: 80px 0;
    }

    @media (max-width: 768px) {
      section {
        padding: 48px 0;
      }
    }

    /* 卡片与按钮 */
    .card {
      background: white;
      border-radius: var(--radius-card);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
    }

    .btn-primary {
      background: var(--accent);
      color: white;
      font-weight: 600;
      padding: 12px 28px;
      border-radius: var(--radius-btn);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: none;
      cursor: pointer;
      transition: background 0.2s;
      font-size: 1rem;
    }

    .btn-primary:hover {
      background: #E09515;
    }

    .btn-outline {
      background: transparent;
      border: 2px solid var(--primary);
      color: var(--primary);
      font-weight: 600;
      padding: 10px 24px;
      border-radius: var(--radius-btn);
      transition: 0.2s;
      text-decoration: none;
      display: inline-block;
    }
    .btn-outline:hover {
      background: var(--light-bg);
    }

    .data-badge {
      background: rgba(10,31,20,0.7);
      backdrop-filter: blur(4px);
      padding: 12px 16px;
      border-radius: 12px;
      color: white;
      text-align: center;
    }