/* roulang page: index */
:root {
            --primary-gradient: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
            --purple-glow: 0 0 25px rgba(255, 75, 43, 0.2);
        }
        body {
            background-color: #0b0f19;
            color: #94a3b8;
        }
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #070a12;
        }
        ::-webkit-scrollbar-thumb {
            background: #1f293d;
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #ff416c;
        }
        .text-gradient {
            background: linear-gradient(135deg, #ffffff 20%, #ff4b2b 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .flame-btn {
            background: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
            box-shadow: 0 4px 20px rgba(255, 65, 108, 0.35);
        }
        .flame-btn:hover {
            box-shadow: 0 6px 28px rgba(255, 75, 43, 0.55);
        }
        .glass-card {
            background: rgba(17, 24, 39, 0.65);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .glass-card:hover {
            border-color: rgba(255, 75, 43, 0.3);
        }

/* roulang page: article */
:root {
            --primary-gradient: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
            --purple-glow: 0 0 25px rgba(255, 75, 43, 0.2);
        }
        body {
            background-color: #0b0f19;
            color: #94a3b8;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }
        .text-gradient {
            background: linear-gradient(135deg, #ffffff 20%, #ff4b2b 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .flame-btn {
            background: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
            box-shadow: 0 4px 20px rgba(255, 65, 108, 0.35);
        }
        .flame-btn:hover {
            box-shadow: 0 6px 28px rgba(255, 75, 43, 0.55);
        }
        .glass-card {
            background: rgba(17, 24, 39, 0.65);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .glass-card:hover {
            border-color: rgba(255, 75, 43, 0.3);
        }
        .article-body {
            font-size: 1.0625rem;
            line-height: 1.85;
            color: #cbd5e1;
        }
        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #ffffff;
            margin-top: 2.25rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: #f1f5f9;
            margin-top: 1.75rem;
            margin-bottom: 0.75rem;
        }
        .article-body p {
            margin-bottom: 1.4rem;
        }
        .article-body strong {
            color: #ffffff;
            font-weight: 600;
        }
        .article-body ul, .article-body ol {
            margin-top: 0.75rem;
            margin-bottom: 1.5rem;
            padding-left: 1.5rem;
        }
        .article-body ul {
            list-style-type: disc;
        }
        .article-body ol {
            list-style-type: decimal;
        }
        .article-body li {
            margin-bottom: 0.5rem;
        }
        .article-body blockquote {
            border-left: 3px solid #ff4b2b;
            padding-left: 1rem;
            margin: 1.5rem 0;
            color: #94a3b8;
            background: rgba(255, 75, 43, 0.05);
            border-radius: 0 0.5rem 0.5rem 0;
            padding-top: 0.75rem;
            padding-bottom: 0.75rem;
        }

/* roulang page: category1 */
:root {
            --primary-gradient: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
            --purple-glow: 0 0 25px rgba(255, 75, 43, 0.2);
        }
        body {
            background-color: #0b0f19;
            color: #94a3b8;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }
        .text-gradient {
            background: linear-gradient(135deg, #ffffff 20%, #ff4b2b 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .flame-btn {
            background: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
            box-shadow: 0 4px 20px rgba(255, 65, 108, 0.35);
        }
        .flame-btn:hover {
            box-shadow: 0 6px 28px rgba(255, 75, 43, 0.55);
        }
        .glass-card {
            background: rgba(17, 24, 39, 0.65);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .glass-card:hover {
            border-color: rgba(255, 75, 43, 0.3);
        }