*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #1a56db;--primary-light: #3b82f6;--success: #22c55e;--warning: #f59e0b;--danger: #ef4444;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-500: #6b7280;--gray-700: #374151;--gray-900: #111827;--radius: 8px;--shadow: 0 1px 3px rgba(0, 0, 0, .1);--max-width: 480px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--gray-900);background:var(--gray-50);-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}input,select,textarea,button{font:inherit}button{cursor:pointer}.container{max-width:var(--max-width);margin:0 auto;padding:0 16px}.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:12px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border:none;border-radius:var(--radius);font-weight:600;font-size:14px;transition:opacity .2s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-light)}.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:6px 12px;font-size:12px}.btn-block{width:100%}.input{width:100%;padding:10px 12px;border:1px solid var(--gray-300);border-radius:var(--radius);font-size:14px;outline:none;transition:border-color .2s}.input:focus{border-color:var(--primary)}.badge{display:inline-block;padding:2px 8px;border-radius:12px;font-size:11px;font-weight:600;text-transform:uppercase}.badge-draft{background:var(--gray-200);color:var(--gray-700)}.badge-confirmed{background:#dbeafe;color:var(--primary)}.badge-paid{background:#dcfce7;color:#166534}.badge-cancelled{background:#fee2e2;color:#991b1b}.error-msg{color:var(--danger);font-size:13px;margin-top:4px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:4px;color:var(--gray-700)}.text-muted{color:var(--gray-500);font-size:13px}.flex-between{display:flex;justify-content:space-between;align-items:center}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}