/* roulang page: index */
:root {
      --primary: #FF5E36;
      --primary-dark: #E2451F;
      --primary-gradient: linear-gradient(135deg, #FF5E36 0%, #FF723F 50%, #FF8C38 100%);
      --surface-bg: #F8F9FD;
      --card-bg: #FFFFFF;
      --text-main: #1E232F;
      --text-muted: #64748B;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--surface-bg);
      color: var(--text-main);
      -webkit-font-smoothing: antialiased;
    }
    .jelly-btn {
      transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    }
    .jelly-btn:hover {
      transform: scale(1.02);
    }
    .jelly-btn:active {
      transform: scale(0.97);
    }
    .text-gradient {
      background: linear-gradient(135deg, #FF5E36 0%, #FF8C38 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .card-border-glow {
      border: 1px solid rgba(255, 94, 54, 0.12);
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }
    .card-border-glow:hover {
      border-color: rgba(255, 94, 54, 0.35);
    }

/* roulang page: article */
:root {
      --primary: #FF5E36;
      --primary-dark: #E2451F;
      --primary-gradient: linear-gradient(135deg, #FF5E36 0%, #FF723F 50%, #FF8C38 100%);
      --surface-bg: #F8F9FD;
      --card-bg: #FFFFFF;
      --text-main: #1E232F;
      --text-muted: #64748B;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--surface-bg);
      color: var(--text-main);
      -webkit-font-smoothing: antialiased;
    }
    .jelly-btn {
      transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    }
    .jelly-btn:hover {
      transform: scale(1.02);
    }
    .jelly-btn:active {
      transform: scale(0.97);
    }
    .text-gradient {
      background: linear-gradient(135deg, #FF5E36 0%, #FF8C38 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .card-border-glow {
      border: 1px solid rgba(255, 94, 54, 0.12);
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }
    .card-border-glow:hover {
      border-color: rgba(255, 94, 54, 0.35);
      box-shadow: 0 10px 25px -5px rgba(255, 94, 54, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    }
    .prose-custom {
      color: #334155;
      font-size: 1.0625rem;
      line-height: 1.85;
    }
    .prose-custom h2 {
      font-size: 1.5rem;
      font-weight: 800;
      color: #0F172A;
      margin-top: 2.25rem;
      margin-bottom: 1rem;
      padding-bottom: 0.5rem;
      border-bottom: 2px solid #F1F5F9;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .prose-custom h2::before {
      content: "";
      display: inline-block;
      width: 4px;
      height: 1.25rem;
      background: #FF5E36;
      border-radius: 9999px;
    }
    .prose-custom h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: #1E293B;
      margin-top: 1.75rem;
      margin-bottom: 0.75rem;
    }
    .prose-custom p {
      margin-bottom: 1.25rem;
    }
    .prose-custom ul, .prose-custom ol {
      margin-bottom: 1.25rem;
      padding-left: 1.5rem;
    }
    .prose-custom ul {
      list-style-type: disc;
    }
    .prose-custom ol {
      list-style-type: decimal;
    }
    .prose-custom li {
      margin-bottom: 0.5rem;
    }
    .prose-custom blockquote {
      border-left: 4px solid #FF5E36;
      background: #FFF5F2;
      padding: 1rem 1.25rem;
      border-radius: 0 0.75rem 0.75rem 0;
      margin: 1.5rem 0;
      color: #475569;
      font-style: normal;
    }
    .prose-custom img {
      border-radius: 1rem;
      margin: 1.5rem auto;
      max-width: 100%;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    }

/* roulang page: category1 */
:root {
      --primary: #FF5E36;
      --primary-dark: #E2451F;
      --primary-gradient: linear-gradient(135deg, #FF5E36 0%, #FF723F 50%, #FF8C38 100%);
      --surface-bg: #F8F9FD;
      --card-bg: #FFFFFF;
      --text-main: #1E232F;
      --text-muted: #64748B;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--surface-bg);
      color: var(--text-main);
      -webkit-font-smoothing: antialiased;
    }
    .jelly-btn {
      transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    }
    .jelly-btn:hover {
      transform: scale(1.02);
    }
    .jelly-btn:active {
      transform: scale(0.97);
    }
    .text-gradient {
      background: linear-gradient(135deg, #FF5E36 0%, #FF8C38 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .card-border-glow {
      border: 1px solid rgba(255, 94, 54, 0.12);
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }
    .card-border-glow:hover {
      border-color: rgba(255, 94, 54, 0.35);
      box-shadow: 0 12px 24px -6px rgba(255, 94, 54, 0.12);
    }

/* roulang page: category2 */
:root {
      --primary: #FF5E36;
      --primary-dark: #E2451F;
      --primary-gradient: linear-gradient(135deg, #FF5E36 0%, #FF723F 50%, #FF8C38 100%);
      --surface-bg: #F8F9FD;
      --card-bg: #FFFFFF;
      --text-main: #1E232F;
      --text-muted: #64748B;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--surface-bg);
      color: var(--text-main);
      -webkit-font-smoothing: antialiased;
    }
    .jelly-btn {
      transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    }
    .jelly-btn:hover {
      transform: scale(1.02);
    }
    .jelly-btn:active {
      transform: scale(0.97);
    }
    .text-gradient {
      background: linear-gradient(135deg, #FF5E36 0%, #FF8C38 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .card-border-glow {
      border: 1px solid rgba(255, 94, 54, 0.12);
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }
    .card-border-glow:hover {
      border-color: rgba(255, 94, 54, 0.35);
      box-shadow: 0 12px 28px -6px rgba(255, 94, 54, 0.12), 0 8px 12px -6px rgba(0, 0, 0, 0.04);
    }
    .metric-badge {
      background: linear-gradient(135deg, rgba(255, 94, 54, 0.08) 0%, rgba(255, 140, 56, 0.12) 100%);
    }