:root{--bg-0: #f8f9fa;--bg-1: #f1f3f5;--surface: #ffffff;--surface-border: #e2e5e9;--surface-raised: #f8f9fb;--text-strong: #111827;--text-mid: #4b5563;--text-soft: #9ca3af;--accent: #e8553a;--accent-hover: #d14428;--accent-soft: #fef2ee;--accent-muted: #fbd5cb;--correct: #16a34a;--correct-soft: #dcfce7;--present: #d97706;--present-soft: #fef3c7;--absent: #6b7280;--absent-soft: #f3f4f6;--card-accent-1: #e8553a;--card-accent-2: #7c3aed;--card-accent-3: #0891b2;--card-accent-4: #b08928;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04), 0 1px 3px rgba(0, 0, 0, .03);--shadow-md: 0 1px 3px rgba(0, 0, 0, .04), 0 4px 14px rgba(0, 0, 0, .06);--shadow-lg: 0 2px 6px rgba(0, 0, 0, .04), 0 10px 30px rgba(0, 0, 0, .08);--shadow-hover: 0 4px 10px rgba(0, 0, 0, .06), 0 14px 40px rgba(0, 0, 0, .1);--radius: 16px;--radius-sm: 12px;--radius-xs: 8px;--space-1: .375rem;--space-2: .75rem;--space-3: 1rem;--space-4: 1.5rem;--space-5: 2rem;--space-6: 3rem;--font-main: "Inter", "Segoe UI", system-ui, 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