*{margin:0;padding:0;box-sizing:border-box}:root{--bg: #f5f6f8;--card: #ffffff;--text: #1a1d23;--text-secondary: #6b7280;--text-tertiary: #9ca3af;--border: #e5e7eb;--border-light: #f3f4f6;--primary: #2563eb;--primary-light: #eff6ff;--primary-text: #1e40af;--success: #10b981;--success-light: #ecfdf5;--success-text: #065f46;--warning: #f59e0b;--warning-light: #fffbeb;--warning-text: #92400e;--danger: #ef4444;--danger-light: #fef2f2;--danger-text: #991b1b;--info: #3b82f6;--info-light: #eff6ff;--info-text: #1e40af;--radius: 8px;--radius-lg: 12px}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;font-size:14px;line-height:1.5}input,select,textarea,button{font-family:inherit;font-size:13px}input,select,textarea{border:1px solid var(--border);border-radius:var(--radius);padding:8px 12px;background:var(--card);color:var(--text);outline:none;transition:border-color .15s}input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb14}button{cursor:pointer;border:none;background:none}table{width:100%;border-collapse:collapse}::selection{background:var(--primary-light);color:var(--primary-text)}