*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,sans-serif;color:#111;background:#f8fafc}a{color:#2563eb;text-decoration:none}a:hover{text-decoration:underline}table{width:100%;border-collapse:collapse;background:#fff}td,th{text-align:left;padding:10px 12px;border-bottom:1px solid #e5e7eb;font-size:14px}th{color:#6b7280}.btn,th{font-weight:600}.btn{display:inline-block;padding:8px 14px;border-radius:8px;background:#2563eb;color:#fff;border:none;cursor:pointer}.btn-secondary{background:#fff;color:#111;border:1px solid #e5e7eb}input,select{padding:8px 10px;border:1px solid #d1d5db;border-radius:8px;font-size:14px;width:100%}label{display:block;font-size:13px;color:#374151;margin:12px 0 4px;font-weight:600}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:20px}.tabs{display:flex;gap:8px;margin-bottom:16px}.tab{padding:6px 12px;border-radius:999px;border:1px solid #e5e7eb;background:#fff;color:#374151;font-size:13px}.tab.active{background:#2563eb;color:#fff;border-color:#2563eb}.error{color:#b91c1c;font-size:14px;margin:8px 0}