/* roulang page: index */
:root {
            --brand-primary: #3B4CCA;
            --brand-cyan: #06B6D4;
            --brand-orange: #F97316;
            --bg-light: #F8FAFC;
            --text-main: #0F172A;
            --text-muted: #64748B;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background-color: var(--bg-light);
            color: var(--text-main);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
        }
        .gradient-brand {
            background: linear-gradient(135deg, #3B4CCA 0%, #06B6D4 100%);
        }
        .gradient-brand-subtle {
            background: linear-gradient(135deg, rgba(59, 76, 202, 0.06) 0%, rgba(6, 182, 212, 0.06) 100%);
        }
        .gradient-dark {
            background: linear-gradient(135deg, #0B1120 0%, #1E293B 100%);
        }
        .card-bordered {
            border: 1px solid rgba(226, 232, 240, 0.8);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .card-bordered:hover {
            transform: translateY(-4px);
            box-shadow: 0 20px 35px -5px rgba(59, 76, 202, 0.12);
            border-color: rgba(59, 76, 202, 0.3);
        }
        .pill-badge {
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 9999px;
            display: inline-flex;
            align-items: center;
            font-weight: 500;
        }