:root{--brand: #4f7cff;--brand-dark: #3a63d8;--brand-soft: #eef3ff;--accent: #7c5cff;--ok: #17b26a;--ok-soft: #e7f8ef;--warn: #f59f0b;--warn-soft: #fff6e5;--danger: #ef4444;--danger-soft: #fdeaea;--info: #0ea5e9;--info-soft: #e6f6fe;--bg: #f5f7fb;--bg-kid: #f1f6ff;--surface: #ffffff;--surface-2: #fafbfe;--text: #16203a;--text-2: #4a5670;--muted: #8592ad;--border: #e5e9f2;--border-strong: #d3dae8;--radius-sm: 8px;--radius: 14px;--radius-lg: 20px;--radius-pill: 999px;--shadow-sm: 0 1px 2px rgba(22, 32, 58, .05);--shadow: 0 6px 20px rgba(22, 32, 58, .08);--shadow-lg: 0 18px 48px rgba(22, 32, 58, .14);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, 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