/* roulang page: index */
:root {
      --primary: #0A5C5A;
      --primary-dark: #062828;
      --primary-light: #147976;
      --accent: #10B981;
      --warning: #F59E0B;
      --text-main: #0F172A;
      --text-muted: #334155;
      --text-light: #64748B;
      --bg-light: #F8FAFC;
      --card-border: rgba(10, 92, 90, 0.12);
      --card-shadow: 0 4px 20px -2px rgba(10, 92, 90, 0.05);
      --card-hover-shadow: 0 14px 30px -4px rgba(10, 92, 90, 0.14);
    }
    
    html {
      scroll-behavior: smooth;
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

    body {
      background-color: var(--bg-light);
      color: var(--text-muted);
      line-height: 1.75;
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      -webkit-font-smoothing: antialiased;
    }

    .container-custom {
      max-width: 1280px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.25rem;
      padding-right: 1.25rem;
    }

    .glass-nav {
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      background-color: rgba(255, 255, 255, 0.92);
      border-bottom: 1px solid rgba(10, 92, 90, 0.08);
    }

    .hero-bg {
      background: radial-gradient(circle at 50% 30%, rgba(16, 185, 129, 0.08) 0%, rgba(10, 92, 90, 0.04) 50%, transparent 100%), #F8FAFC;
    }

    .card-base {
      background: #FFFFFF;
      border: 1px solid var(--card-border);
      border-radius: 14px;
      box-shadow: var(--card-shadow);
      transition: all 0.28s ease-in-out;
    }

    .card-base:hover {
      box-shadow: var(--card-hover-shadow);
      transform: translateY(-3px);
      border-color: rgba(10, 92, 90, 0.25);
    }

    .badge-primary {
      background-color: rgba(10, 92, 90, 0.08);
      color: #0A5C5A;
      font-size: 0.8125rem;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
    }

    .badge-accent {
      background-color: rgba(16, 185, 129, 0.12);
      color: #047857;
      font-size: 0.8125rem;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
    }

    .btn-main {
      background-color: #0A5C5A;
      color: #FFFFFF;
      padding: 0.75rem 1.75rem;
      border-radius: 8px;
      font-weight: 600;
      transition: all 0.2s ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: 1px solid transparent;
      box-shadow: 0 4px 12px rgba(10, 92, 90, 0.22);
    }

    .btn-main:hover {
      background-color: #062828;
      box-shadow: 0 6px 16px rgba(10, 92, 90, 0.32);
      transform: translateY(-1px);
    }

    .btn-outline {
      border: 1px solid #0A5C5A;
      color: #0A5C5A;
      padding: 0.75rem 1.75rem;
      border-radius: 8px;
      font-weight: 600;
      transition: all 0.2s ease;
      background: #FFFFFF;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    .btn-outline:hover {
      background: rgba(10, 92, 90, 0.05);
      border-color: #062828;
      color: #062828;
    }

    .dark-section {
      background: linear-gradient(180deg, #062828 0%, #041B1B 100%);
      color: #E2E8F0;
    }

    /* FAQ 手风琴动画 */
    details summary::-webkit-details-marker {
      display: none;
    }
    details[open] summary svg {
      transform: rotate(180deg);
    }

    /* 快捷入门口径按钮 */
    .quick-tag {
      background-color: #FFFFFF;
      border: 1px solid #E2E8F0;
      padding: 0.35rem 0.85rem;
      border-radius: 6px;
      font-size: 0.875rem;
      color: #475569;
      transition: all 0.2s;
    }
    .quick-tag:hover {
      border-color: #0A5C5A;
      color: #0A5C5A;
      background-color: rgba(10, 92, 90, 0.04);
    }