:root{--bg: #F2F2F7;--surface: #FFFFFF;--surface2: #F8F8F8;--border: rgba(0,0,0,.08);--border-mid: rgba(0,0,0,.12);--text: #0D0D0D;--text2: #6B6B6B;--text3: #AEAEB2;--primary: #2870D4;--circle: #30D158;--wave: #5BC8FF;--danger: #FF3B30;--warning: #FF9F0A;--success: #22C55E;--radius: 14px;--nav-width: 240px;--space-0: 0;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--radius-xs: 6px;--radius-sm: 8px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--radius-2xl: 28px;--radius-pill: 999px;--text-xs: 11px;--text-sm: 12px;--text-base: 14px;--text-md: 15px;--text-lg: 16px;--text-xl: 18px;--text-2xl: 22px;--text-3xl: 28px;--text-4xl: 34px;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--font-weight-extra: 800;--font-weight-black: 900;--shadow-sm: 0 1px 2px rgba(0,0,0,.06);--shadow-md: 0 2px 8px 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