/* roulang page: index */
:root {
            --primary-aurora: #00E599;
            --primary-deep: #0A8F69;
            --accent-blaze: #FF5E3A;
            --bg-base: #0C1017;
            --card-base: #161C26;
            --text-heading: #F4F7FB;
            --text-muted: #9BA3AF;
            --border-glow: rgba(0, 229, 153, 0.2);
        }
        body {
            background-color: var(--bg-base);
            color: var(--text-heading);
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            overflow-x: hidden;
            line-height: 1.75;
        }
        h1, h2, h3, h4, h5, h6 {
            line-height: 1.3;
        }
        .text-gradient {
            background: linear-gradient(135deg, #00E599 0%, #38BDF8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .text-gradient-blaze {
            background: linear-gradient(135deg, #FF5E3A 0%, #FFB020 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .glow-border {
            border: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .glow-border:hover {
            border-color: rgba(0, 229, 153, 0.35);
            transform: translateY(-3px);
            box-shadow: 0 15px 35px -8px rgba(0, 229, 153, 0.12);
        }
        .mesh-bg {
            background-image: radial-gradient(circle at 50% 10%, rgba(0, 229, 153, 0.12) 0%, transparent 60%),
                              radial-gradient(circle at 90% 80%, rgba(255, 94, 58, 0.06) 0%, transparent 50%);
        }
        .badge-capsule {
            display: inline-flex;
            align-items: center;
            padding: 0.3rem 0.85rem;
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
            background: rgba(0, 229, 153, 0.1);
            color: #00E599;
            border: 1px solid rgba(0, 229, 153, 0.25);
        }
        .badge-blaze {
            display: inline-flex;
            align-items: center;
            padding: 0.3rem 0.85rem;
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
            background: rgba(255, 94, 58, 0.1);
            color: #FF5E3A;
            border: 1px solid rgba(255, 94, 58, 0.25);
        }
        details summary::-webkit-details-marker {
            display: none;
        }