/* roulang page: index */
:root {
            --brand-dark: #0f172a;
            --brand-slate: #1e293b;
            --brand-primary: #0d9488;
            --brand-accent: #14b8a6;
            --bg-canvas: #f8fafc;
            --bg-subtle: #f1f5f9;
            --text-main: #334155;
            --text-heading: #0f172a;
            --border-color: #e2e8f0;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-canvas);
            color: var(--text-main);
            overflow-x: hidden;
            scroll-behavior: smooth;
        }
        .hero-banner {
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.94) 0%, rgba(30, 41, 59, 0.88) 100%), url('/assets/images/957fb5ca4ef97c1a.jpg') center/cover no-repeat;
        }
        .glass-panel {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .badge-pill {
            display: inline-flex;
            align-items: center;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
        }
        .transition-card {
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .transition-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 30px -10px rgba(15, 23, 42, 0.1);
        }
        .custom-scrollbar::-webkit-scrollbar {
            height: 6px;
            width: 6px;
        }
        .custom-scrollbar::-webkit-scrollbar-thumb {
            background-color: #cbd5e1;
            border-radius: 4px;
        }