/* roulang page: index */
:root {
            --color-primary: #0D1B2A;
            --color-accent: #C5A880;
            --color-bg-light: #F8F9FA;
            --color-text-main: #1F2937;
            --color-text-muted: #4B5563;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', -apple-system, sans-serif;
            color: var(--color-text-main);
            background-color: #FFFFFF;
            letter-spacing: -0.01em;
            line-height: 1.75;
        }
        .text-balance {
            text-wrap: balance;
        }
        .trans-default {
            transition: all 0.25s ease-out;
        }
        .gold-border {
            border: 1px solid rgba(197, 168, 128, 0.25);
        }
        .gold-border-top {
            border-top: 1px solid rgba(197, 168, 128, 0.25);
        }
        .hero-bg-overlay {
            background: linear-gradient(135deg, rgba(13, 27, 42, 0.95) 0%, rgba(17, 24, 39, 0.88) 100%);
        }
        .tab-btn.active {
            border-bottom-color: #C5A880;
            color: #C5A880;
            font-weight: 600;
        }