/* roulang page: index */
:root {
            --bg-primary: #0C0E14;
            --bg-secondary: #12151F;
            --bg-card: #181B26;
            --gold-primary: #D4AF37;
            --gold-secondary: #F59E0B;
            --text-silver: #E2E8F0;
            --text-muted: #94A3B8;
            --border-gold: rgba(212, 175, 55, 0.25);
        }
        body {
            background-color: var(--bg-primary);
            color: var(--text-silver);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .gold-gradient-text {
            background: linear-gradient(135deg, #FCE7A1 0%, #D4AF37 50%, #996515 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .gold-border-glow {
            border: 1px solid var(--border-gold);
            box-shadow: 0 0 15px rgba(212, 175, 55, 0.08);
        }
        .gold-border-glow:hover {
            border-color: rgba(212, 175, 55, 0.55);
            box-shadow: 0 0 25px rgba(212, 175, 55, 0.18);
        }
        .card-epic {
            background: linear-gradient(145deg, #181B28 0%, #0F111A 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-epic:hover {
            transform: translateY(-4px);
            border-color: rgba(212, 175, 55, 0.35);
            box-shadow: 0 20px 35px -10px rgba(0, 0, 0, 0.8);
        }
        .timeline-line::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, rgba(212,175,55,0.2) 0%, rgba(212,175,55,0.8) 50%, rgba(212,175,55,0.2) 100%);
            z-index: 1;
        }

/* roulang page: article */
:root {
            --bg-primary: #0C0E14;
            --bg-secondary: #12151F;
            --bg-card: #181B26;
            --gold-primary: #D4AF37;
            --gold-secondary: #F59E0B;
            --text-silver: #E2E8F0;
            --text-muted: #94A3B8;
            --border-gold: rgba(212, 175, 55, 0.25);
        }
        body {
            background-color: var(--bg-primary);
            color: var(--text-silver);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .gold-border-glow {
            border: 1px solid var(--border-gold);
            box-shadow: 0 0 15px rgba(212, 175, 55, 0.08);
        }
        .gold-border-glow:hover {
            border-color: rgba(212, 175, 55, 0.55);
            box-shadow: 0 0 25px rgba(212, 175, 55, 0.18);
        }
        .card-epic {
            background: linear-gradient(145deg, #181B28 0%, #0F111A 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-epic:hover {
            transform: translateY(-4px);
            border-color: rgba(212, 175, 55, 0.35);
            box-shadow: 0 20px 35px -10px rgba(0, 0, 0, 0.8);
        }
        .article-content {
            font-size: 1.0625rem;
            line-height: 1.85;
            color: #CBD5E1;
        }
        .article-content h2 {
            font-size: 1.65rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-top: 2.5rem;
            margin-bottom: 1.25rem;
            padding-bottom: 0.6rem;
            border-bottom: 1px solid rgba(212, 175, 55, 0.2);
            position: relative;
        }
        .article-content h2::before {
            content: "";
            display: inline-block;
            width: 4px;
            height: 1.1em;
            background: linear-gradient(to bottom, #F59E0B, #D4AF37);
            vertical-align: -0.15em;
            margin-right: 0.75rem;
            border-radius: 2px;
        }
        .article-content h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: #F8FAFC;
            margin-top: 2rem;
            margin-bottom: 0.85rem;
        }
        .article-content p {
            margin-bottom: 1.4rem;
        }
        .article-content ul, .article-content ol {
            margin-bottom: 1.5rem;
            padding-left: 1.5rem;
        }
        .article-content ul {
            list-style-type: disc;
        }
        .article-content ol {
            list-style-type: decimal;
        }
        .article-content li {
            margin-bottom: 0.5rem;
        }
        .article-content blockquote {
            margin: 1.75rem 0;
            padding: 1rem 1.25rem;
            background: rgba(24, 27, 40, 0.7);
            border-left: 4px solid #D4AF37;
            color: #94A3B8;
            font-style: normal;
            border-radius: 0 0.5rem 0.5rem 0;
        }
        .article-content code {
            font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
            background-color: rgba(255, 255, 255, 0.08);
            color: #FCD34D;
            padding: 0.2em 0.4em;
            border-radius: 0.25rem;
            font-size: 0.9em;
        }
        .article-content pre {
            background-color: #08090D;
            border: 1px solid rgba(212, 175, 55, 0.2);
            padding: 1.25rem;
            border-radius: 0.75rem;
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        .article-content pre code {
            background-color: transparent;
            padding: 0;
            color: #E2E8F0;
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0C0E14;
            --bg-secondary: #12151F;
            --bg-card: #181B26;
            --gold-primary: #D4AF37;
            --gold-secondary: #F59E0B;
            --text-silver: #E2E8F0;
            --text-muted: #94A3B8;
            --border-gold: rgba(212, 175, 55, 0.25);
        }
        body {
            background-color: var(--bg-primary);
            color: var(--text-silver);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .gold-border-glow {
            border: 1px solid var(--border-gold);
            box-shadow: 0 0 15px rgba(212, 175, 55, 0.08);
        }
        .gold-border-glow:hover {
            border-color: rgba(212, 175, 55, 0.55);
            box-shadow: 0 0 25px rgba(212, 175, 55, 0.18);
        }
        .card-epic {
            background: linear-gradient(145deg, #181B28 0%, #0F111A 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-epic:hover {
            transform: translateY(-4px);
            border-color: rgba(212, 175, 55, 0.35);
            box-shadow: 0 20px 35px -10px rgba(0, 0, 0, 0.8);
        }
        .tag-badge {
            background: rgba(212, 175, 55, 0.1);
            border: 1px solid rgba(212, 175, 55, 0.3);
            color: #FCD34D;
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0C0E14;
            --bg-secondary: #12151F;
            --bg-card: #181B26;
            --gold-primary: #D4AF37;
            --gold-secondary: #F59E0B;
            --text-silver: #E2E8F0;
            --text-muted: #94A3B8;
            --border-gold: rgba(212, 175, 55, 0.25);
        }
        body {
            background-color: var(--bg-primary);
            color: var(--text-silver);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .gold-border-glow {
            border: 1px solid var(--border-gold);
            box-shadow: 0 0 15px rgba(212, 175, 55, 0.08);
        }
        .gold-border-glow:hover {
            border-color: rgba(212, 175, 55, 0.55);
            box-shadow: 0 0 25px rgba(212, 175, 55, 0.18);
        }
        .card-epic {
            background: linear-gradient(145deg, #181B28 0%, #0F111A 100%);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-epic:hover {
            transform: translateY(-4px);
            border-color: rgba(212, 175, 55, 0.35);
            box-shadow: 0 20px 35px -10px rgba(0, 0, 0, 0.8);
        }