/* roulang page: index */
:root {
            --bg-base: #030712;
            --bg-elevated: #0b132b;
            --primary: #00d2ff;
            --primary-deep: #0066ff;
            --accent: #00f5d4;
            --text-main: #f8fafc;
            --text-sub: #cbd5e1;
            --text-muted: #64748b;
            --border-glow: rgba(0, 210, 255, 0.25);
        }
        * {
            box-sizing: border-box;
            -webkit-tap-highlight-color: transparent;
        }
        body {
            background-color: var(--bg-base);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .glow-btn {
            background: linear-gradient(135deg, #00d2ff 0%, #0066ff 100%);
            box-shadow: 0 0 25px rgba(0, 210, 255, 0.4);
            transition: all 0.3s ease;
        }
        .glow-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 35px rgba(0, 210, 255, 0.7);
        }
        .glass-card {
            background: rgba(15, 23, 42, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 210, 255, 0.15);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .glass-card:hover {
            border-color: rgba(0, 210, 255, 0.45);
            box-shadow: 0 10px 30px -10px rgba(0, 102, 255, 0.3);
            transform: translateY(-3px);
        }
        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }
        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }
        .pulse-dot {
            animation: pulse-animation 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
        }
        @keyframes pulse-animation {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(1.2); }
        }

/* roulang page: category1 */
:root {
            --bg-base: #030712;
            --bg-elevated: #0b132b;
            --primary: #00d2ff;
            --primary-deep: #0066ff;
            --accent: #00f5d4;
            --text-main: #f8fafc;
            --text-sub: #cbd5e1;
            --text-muted: #64748b;
            --border-glow: rgba(0, 210, 255, 0.25);
        }
        body {
            background-color: var(--bg-base);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .glow-btn {
            background: linear-gradient(135deg, #00d2ff 0%, #0066ff 100%);
            box-shadow: 0 0 25px rgba(0, 210, 255, 0.4);
            transition: all 0.3s ease;
        }
        .glow-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 35px rgba(0, 210, 255, 0.7);
        }
        .glass-card {
            background: rgba(15, 23, 42, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 210, 255, 0.15);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .glass-card:hover {
            border-color: rgba(0, 210, 255, 0.45);
            box-shadow: 0 10px 30px -10px rgba(0, 102, 255, 0.3);
            transform: translateY(-3px);
        }
        .pulse-dot {
            animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
        }
        @keyframes pulse-ring {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(1.15); }
        }
        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }
        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

/* roulang page: article */
:root {
            --bg-base: #030712;
            --bg-elevated: #0b132b;
            --primary: #00d2ff;
            --primary-deep: #0066ff;
            --accent: #00f5d4;
            --text-main: #f8fafc;
            --text-sub: #cbd5e1;
            --text-muted: #64748b;
            --border-glow: rgba(0, 210, 255, 0.25);
        }
        body {
            background-color: var(--bg-base);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
        }
        .glow-btn {
            background: linear-gradient(135deg, #00d2ff 0%, #0066ff 100%);
            box-shadow: 0 0 25px rgba(0, 210, 255, 0.4);
            transition: all 0.3s ease;
        }
        .glow-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 35px rgba(0, 210, 255, 0.7);
        }
        .glass-card {
            background: rgba(15, 23, 42, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(0, 210, 255, 0.15);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .glass-card:hover {
            border-color: rgba(0, 210, 255, 0.45);
            box-shadow: 0 10px 30px -10px rgba(0, 102, 255, 0.3);
            transform: translateY(-3px);
        }
        .pulse-dot {
            animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(1.15); }
        }
        .prose-article {
            color: #cbd5e1;
            font-size: 1.05rem;
            line-height: 1.85;
        }
        .prose-article p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .prose-article h2 {
            color: #ffffff;
            font-size: 1.5rem;
            font-weight: 700;
            margin-top: 2rem;
            margin-bottom: 1rem;
            border-left: 4px solid #00d2ff;
            padding-left: 0.75rem;
        }
        .prose-article h3 {
            color: #f1f5f9;
            font-size: 1.25rem;
            font-weight: 600;
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
        }
        .prose-article ul {
            list-style-type: disc;
            padding-left: 1.5rem;
            margin-bottom: 1.5rem;
        }
        .prose-article li {
            margin-bottom: 0.5rem;
        }
        .prose-article blockquote {
            border-left: 4px solid #00f5d4;
            background: rgba(0, 245, 212, 0.05);
            padding: 1rem 1.25rem;
            margin: 1.5rem 0;
            border-radius: 0 0.5rem 0.5rem 0;
            color: #e2e8f0;
            font-style: italic;
        }