:root{color:#172033;background:#f7f8fb;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0}.shell{min-height:100vh;padding:20px}.panel{max-width:640px;margin:0 auto;background:#fff;border:1px solid #d9e0ec;border-radius:8px;padding:20px}header{margin-bottom:18px}h1{margin:0;font-size:22px;font-weight:700}p{margin:6px 0 0;color:#5c6678;font-size:14px}.section-title{margin-top:20px;margin-bottom:4px;padding-top:16px;border-top:1px solid #eef1f6;font-size:14px;font-weight:700;color:#172033}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600}.wide{grid-column:1 / -1}input,select{min-height:36px;width:100%;border:1px solid #c8d0dc;border-radius:6px;padding:8px 10px;color:#172033;font-size:14px;background:#fff}input:focus,select:focus{outline:2px solid #86b7ff;border-color:#2f7df6}.checks,.mode-switch{display:flex;gap:16px;margin-top:16px}.checks label,.mode-switch label{flex-direction:row;align-items:center;font-weight:500}.checks input,.mode-switch input{min-height:auto;width:auto}.query-desc{padding:8px 12px;background:#f0f5ff;border-radius:6px;font-size:13px;font-weight:400;color:#4e5969}.sync-mode{margin-top:14px;display:flex;flex-direction:column;gap:12px}.field-hint{font-size:12px;font-weight:400;color:#8a94a6;line-height:1.5}.message{margin-top:14px;color:#b42318}.test-ok{margin-top:14px;padding:8px 12px;background:#e8ffea;border-radius:6px;font-size:13px;color:#007a1d}.test-err{margin-top:14px;padding:8px 12px;background:#ffece8;border-radius:6px;font-size:13px;color:#b42318}footer{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}button{min-width:92px;min-height:36px;border:0;border-radius:6px;background:#1f6feb;color:#fff;font-size:14px;font-weight:700;cursor:pointer}button:hover{background:#185abc}button:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:#fff;color:#1f6feb;border:1px solid #1f6feb}.btn-secondary:hover{background:#f0f5ff}@media (max-width: 560px){.shell{padding:12px}.grid{grid-template-columns:1fr}.checks{flex-direction:column}}