/* roulang page: index */
:root {
            --color-bg: #0A0E14;
            --color-surface: #121721;
            --color-border: rgba(255, 255, 255, 0.08);
            --color-primary: #00F2FE;
            --color-accent: #00FF9D;
            --color-text-main: #FFFFFF;
            --color-text-body: #E2E8F0;
            --color-text-muted: #94A3B8;
        }

        html {
            scroll-behavior: smooth;
            background-color: var(--color-bg);
            color: var(--color-text-body);
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
        }

        body {
            overflow-x: hidden;
            line-height: 1.75;
        }

        /* 统一设计系统卡片 */
        .es-panel {
            background-color: #121721;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            transition: all 0.25s ease;
        }

        .es-panel:hover {
            border-color: rgba(0, 242, 254, 0.4);
            box-shadow: 0 0 20px rgba(0, 242, 254, 0.15);
            transform: translateY(-2px);
        }

        .es-glow-btn {
            background: linear-gradient(135deg, #00F2FE 0%, #00a8ff 100%);
            box-shadow: 0 0 15px rgba(0, 242, 254, 0.35);
            transition: all 0.2s ease;
        }

        .es-glow-btn:hover {
            box-shadow: 0 0 25px rgba(0, 242, 254, 0.6);
            transform: scale(1.02);
        }

        .es-tab-btn.active {
            background-color: #00F2FE;
            color: #0A0E14;
            font-weight: 700;
        }

        /* 隐藏滚动条 */
        .no-scrollbar::-webkit-scrollbar {
            display: none;
        }
        .no-scrollbar {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }