/* roulang page: index */
:root {
            --primary-tea: #6f4a27;
            --accent-green: #1b382b;
            --bg-creamy: #fbf9f5;
        }
        body {
            background-color: var(--bg-creamy);
            color: #2d3748;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            scroll-behavior: smooth;
        }
        .hero-overlay {
            background: linear-gradient(180deg, rgba(27, 56, 43, 0.85) 0%, rgba(15, 23, 42, 0.92) 100%);
        }
        .custom-scrollbar::-webkit-scrollbar {
            height: 4px;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb {
            background: #cbd5e1;
            border-radius: 4px;
        }

/* roulang page: category2 */
:root {
      --primary-tea: #6f4a27;
      --accent-green: #1b382b;
      --bg-creamy: #fbf9f5;
    }
    body {
      background-color: var(--bg-creamy);
      color: #2d3748;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      scroll-behavior: smooth;
    }
    .hero-overlay {
      background: linear-gradient(180deg, rgba(27, 56, 43, 0.88) 0%, rgba(15, 23, 42, 0.94) 100%);
    }
    .tea-border-pattern {
      border-image: linear-gradient(to right, #ecdcc8, #6f4a27, #ecdcc8) 1;
    }

/* roulang page: category1 */
:root {
      --primary-tea: #6f4a27;
      --accent-green: #1b382b;
      --bg-creamy: #fbf9f5;
    }
    body {
      background-color: var(--bg-creamy);
      color: #2d3748;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      scroll-behavior: smooth;
    }
    .hero-overlay {
      background: linear-gradient(180deg, rgba(27, 56, 43, 0.88) 0%, rgba(15, 23, 42, 0.94) 100%);
    }
    .pill-scroll::-webkit-scrollbar {
      display: none;
    }
    .pill-scroll {
      -ms-overflow-style: none;
      scrollbar-width: none;
    }

/* roulang page: category3 */
:root {
      --primary-tea: #6f4a27;
      --accent-green: #1b382b;
      --bg-creamy: #fbf9f5;
    }
    body {
      background-color: var(--bg-creamy);
      color: #2d3748;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      scroll-behavior: smooth;
    }
    .hero-overlay {
      background: linear-gradient(180deg, rgba(27, 56, 43, 0.88) 0%, rgba(15, 23, 42, 0.94) 100%);
    }
    .code-editor-bg {
      background: #0f172a;
      border: 1px solid #1e293b;
    }