:root{font-family:Inter,system-ui,'Segoe UI',Arial,sans-serif;color:#153547;background:#f3f8f8}*{box-sizing:border-box}body{margin:0}header{display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid #dbe9ed;padding:20px max(20px,calc((100vw - 1180px)/2))}header .brand{display:flex;gap:14px;align-items:center}header img{height:42px;max-width:100px;object-fit:contain}header strong{display:block;color:#144c62;font-size:17px}header small{font-size:12px;color:#678396}nav{display:flex;gap:22px}a{color:#126985;text-decoration:none}a:hover{text-decoration:underline}main{max-width:1120px;margin:30px auto;padding:0 16px;min-height:65vh}.panel{padding:26px;border-radius:18px;border:1px solid #dae7e9;background:#fff;box-shadow:0 4px 20px #1231;max-width:660px;margin:18px auto}.panel:has(#visitors){max-width:none}.panel h1{font-size:25px;margin:0 0 12px}p{line-height:1.5}form{display:grid;gap:13px}label{display:grid;gap:5px;font-size:14px;font-weight:600}input{border:1px solid #b9cdd3;background:#fff;border-radius:9px;padding:11px 12px;font:inherit;max-width:100%}input[type=checkbox]{accent-color:#126985}.check{display:flex;align-items:flex-start;gap:10px;font-weight:400}button{background:#176f88;color:#fff;padding:10px 16px;border:0;border-radius:8px;cursor:pointer;font-weight:700}button.secondary{background:#e8f3f5;color:#115a73}button:disabled{opacity:.55;cursor:not-allowed}.error{color:#b91c1c}.success{color:#166534}.between{display:flex;justify-content:space-between;align-items:center;gap:10px}.record{background:#f7fbfc;border:1px solid #dcebee;padding:18px;margin:12px 0;border-radius:10px}.record-head{display:flex;gap:12px;justify-content:space-between;align-items:flex-start}.record strong{display:block}.record small{color:#587384}.actions{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.actions button{font-size:12px}.record input{margin:5px 0;width:100%}.record input:not(:first-child){max-width:420px}.record summary{cursor:pointer;padding:8px 0}.record ul{padding-left:19px;font-size:12px}footer{text-align:center;padding:30px;font-size:12px;color:#6f8790}@media(max-width:640px){.panel{padding:18px}header{padding:15px}nav{gap:10px}.record-head{display:block}}