/* roulang page: index */
:root {
      --color-primary: #EA580C;
      --color-primary-hover: #C2410C;
      --color-dark: #1C1917;
      --color-accent: #D97706;
      --color-surface: #FAFAF9;
      --color-card-border: rgba(231, 229, 228, 0.9);
      --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    body {
      font-family: var(--font-stack);
      background-color: var(--color-surface);
      color: #292524;
      line-height: 1.7;
    }
    .retail-grid-card {
      border: 1px solid var(--color-card-border);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    }
    .retail-grid-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 24px -10px rgba(234, 88, 12, 0.15);
      border-color: #FDBA74;
    }
    details summary::-webkit-details-marker {
      display: none;
    }

/* roulang page: article */
:root {
      --color-primary: #EA580C;
      --color-primary-hover: #C2410C;
      --color-dark: #1C1917;
      --color-accent: #D97706;
      --color-surface: #FAFAF9;
      --color-card-border: rgba(231, 229, 228, 0.9);
      --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    body {
      font-family: var(--font-stack);
      background-color: var(--color-surface);
      color: #292524;
      line-height: 1.75;
    }
    .retail-grid-card {
      border: 1px solid var(--color-card-border);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    }
    .retail-grid-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 24px -10px rgba(234, 88, 12, 0.15);
      border-color: #FDBA74;
    }
    .article-prose h2 {
      font-size: 1.65rem;
      font-weight: 800;
      color: #0C0A09;
      margin-top: 2.25rem;
      margin-bottom: 1rem;
      padding-left: 0.85rem;
      border-left: 4px solid var(--color-primary);
      line-height: 1.35;
    }
    .article-prose h3 {
      font-size: 1.3rem;
      font-weight: 700;
      color: #1C1917;
      margin-top: 1.75rem;
      margin-bottom: 0.75rem;
      line-height: 1.4;
    }
    .article-prose p {
      margin-bottom: 1.35rem;
      font-size: 1.05rem;
      color: #292524;
      line-height: 1.85;
      text-align: justify;
    }
    .article-prose ul, .article-prose ol {
      margin-bottom: 1.35rem;
      padding-left: 1.5rem;
      color: #44403C;
    }
    .article-prose ul { list-style-type: disc; }
    .article-prose ol { list-style-type: decimal; }
    .article-prose li { margin-bottom: 0.5rem; }
    .article-prose blockquote {
      border-left: 4px solid #F97316;
      background-color: #FFF7ED;
      padding: 1.15rem 1.35rem;
      border-radius: 0 0.75rem 0.75rem 0;
      margin: 1.75rem 0;
      color: #7C2D12;
      font-style: normal;
    }
    .article-prose strong {
      color: #0C0A09;
      font-weight: 700;
    }

/* roulang page: category2 */
:root {
      --color-primary: #EA580C;
      --color-primary-hover: #C2410C;
      --color-dark: #1C1917;
      --color-accent: #D97706;
      --color-surface: #FAFAF9;
      --color-card-border: rgba(231, 229, 228, 0.9);
      --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    body {
      font-family: var(--font-stack);
      background-color: var(--color-surface);
      color: #292524;
      line-height: 1.7;
    }
    .retail-grid-card {
      border: 1px solid var(--color-card-border);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    }
    .retail-grid-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 24px -10px rgba(234, 88, 12, 0.15);
      border-color: #FDBA74;
    }
    .badge-soft-orange {
      background-color: #FFEDD5;
      color: #C2410C;
    }
    .filter-chip-active {
      background-color: #EA580C;
      color: #FFFFFF;
      box-shadow: 0 2px 8px rgba(234, 88, 12, 0.25);
    }
    .filter-chip-default {
      background-color: #F5F5F4;
      color: #57534E;
    }
    .filter-chip-default:hover {
      background-color: #E7E5E4;
      color: #1C1917;
    }

/* roulang page: category1 */
:root {
      --color-primary: #EA580C;
      --color-primary-hover: #C2410C;
      --color-dark: #1C1917;
      --color-accent: #D97706;
      --color-surface: #FAFAF9;
      --color-card-border: rgba(231, 229, 228, 0.9);
      --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    body {
      font-family: var(--font-stack);
      background-color: var(--color-surface);
      color: #292524;
      line-height: 1.7;
    }
    .retail-grid-card {
      border: 1px solid var(--color-card-border);
      transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    }
    .retail-grid-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 24px -10px rgba(234, 88, 12, 0.15);
      border-color: #FDBA74;
    }
    .badge-amber {
      background-color: #FEF3C7;
      color: #B45309;
      border: 1px solid #FDE68A;
    }
    .badge-orange {
      background-color: #FFEDD5;
      color: #C2410C;
      border: 1px solid #FED7AA;
    }