/* roulang page: index */
:root {
      --primary: #0D5C46;
      --primary-dark: #083c2e;
      --primary-light: #15795d;
      --accent: #10B981;
      --amber: #F59E0B;
      --bg-light: #F7FAF8;
      --bg-dark: #061E17;
      --text-main: #111827;
      --text-muted: #4B5563;
      --border-soft: rgba(13, 92, 70, 0.1);
    }
    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }
    body {
      background-color: var(--bg-light);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.75;
      letter-spacing: -0.01em;
      overflow-x: hidden;
    }
    .custom-container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.25rem;
      padding-right: 1.25rem;
    }
    .card-base {
      background: #FFFFFF;
      border: 1px solid var(--border-soft);
      border-radius: 14px;
      box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.04);
      transition: all 0.28s ease;
    }
    .card-base:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 28px -4px rgba(13, 92, 70, 0.12);
      border-color: rgba(16, 185, 129, 0.35);
    }
    .hero-banner-bg {
      background-image: linear-gradient(to right, rgba(6, 30, 23, 0.94) 0%, rgba(13, 92, 70, 0.82) 65%, rgba(6, 30, 23, 0.7) 100%), url('/assets/images/09a1595d85d0d987.png');
      background-size: cover;
      background-position: center;
    }
    .badge-soft {
      display: inline-flex;
      align-items: center;
      padding: 0.25rem 0.75rem;
      border-radius: 9999px;
      font-size: 0.8125rem;
      font-weight: 600;
    }
    .btn-brand {
      background-color: #10B981;
      color: #FFFFFF;
      font-weight: 600;
      border-radius: 8px;
      transition: all 0.2s ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 46px;
      padding: 0 1.5rem;
    }
    .btn-brand:hover {
      background-color: #059669;
      transform: translateY(-1px);
      box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
    }
    .btn-outline-light {
      border: 1px solid rgba(255, 255, 255, 0.35);
      color: #FFFFFF;
      font-weight: 600;
      border-radius: 8px;
      min-height: 46px;
      padding: 0 1.5rem;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: all 0.2s ease;
    }
    .btn-outline-light:hover {
      border-color: #FFFFFF;
      background-color: rgba(255, 255, 255, 0.1);
    }
    details[open] summary svg {
      transform: rotate(180deg);
    }
    details summary::-webkit-details-marker {
      display: none;
    }