*,*:before,*:after{box-sizing:border-box}:root{--bg-base: #f3f4f6;--bg-panel: #ffffff;--bg-input: #f9fafb;--border: #e5e7eb;--border-row: #f3f4f6;--text-primary: #111827;--text-secondary: #374151;--text-muted: #6b7280;--text-dim: #9ca3af;--hover-overlay: rgba(0,0,0,.025);--shadow-card: 0 8px 32px rgba(0,0,0,.08);--input-placeholder:#9ca3af}[data-theme=dark]{--bg-base: #0f1117;--bg-panel: #1a1d27;--bg-input: #0f1117;--border: #2a2d3a;--border-row: #1e2130;--text-primary: #f9fafb;--text-secondary: #e5e7eb;--text-muted: #9ca3af;--text-dim: #6b7280;--hover-overlay: rgba(255,255,255,.02);--shadow-card: 0 8px 32px rgba(0,0,0,.4);--input-placeholder:#374151}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg-base);color:var(--text-primary);transition:background-color .2s,color .2s}