:root{--primary: #6366f1;--primary-hover: #4f46e5;--primary-light: #e0e7ff;--danger: #ef4444;--danger-hover: #dc2626;--bg: #f8fafc;--surface: #ffffff;--border: #e2e8f0;--text: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--tag-bg: #e0e7ff;--tag-text: #4338ca;--shadow: 0 1px 3px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--radius: 8px;--radius-sm: 6px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}button{cursor:pointer;font-family:inherit;border:none;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500;padding:.5rem 1rem;transition:all .15s ease}button:disabled{opacity:.5;cursor:not-allowed}input,textarea{font-family:inherit;font-size:.875rem;border:1px solid var(--border);border-radius:var(--radius-sm);padding:.625rem .75rem;outline:none;transition:border-color .15s ease;width:100%;color:var(--text)}input:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6366f11a}textarea{resize:vertical;min-height:80px}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--danger-hover)}.btn-sm{padding:.25rem .5rem;font-size:.75rem}.btn-icon{background:none;padding:.375rem;color:var(--text-secondary);border-radius:var(--radius-sm)}.btn-icon:hover{background:var(--bg);color:var(--text)}