*{box-sizing:border-box}body{font:14px Tahoma,Arial;background:#edf3f8;color:#18354a;margin:0}main{max-width:1100px;margin:auto;padding:20px}header{display:flex;justify-content:space-between;align-items:center;background:#059dbb;color:#fff;padding:12px;border-radius:6px}h1{font-size:22px}button{background:#078fb0;color:white;border:0;padding:10px 20px;border-radius:4px;cursor:pointer}.card{background:white;padding:22px;border:1px solid #c1d1df;border-radius:6px;margin:20px 0}label{display:block;margin:12px 0}input,select{display:block;width:100%;padding:10px;margin-top:6px;background:#fffdb3;border:1px solid #adbccc;border-radius:3px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.error{background:#ffe0e0;padding:15px}.ok{background:#d9f5e6;padding:15px}.search{display:flex;gap:12px;margin:20px 0}.scroll{overflow:auto}table{width:100%;border-collapse:collapse;background:white}th,td{padding:12px;border:1px solid #cad7e1;text-align:right}th{background:#dcf0f7}summary{cursor:pointer;margin-top:20px}@media(max-width:650px){.grid{grid-template-columns:1fr}main{padding:8px}h1{font-size:17px}}

.admin-nav{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0}.admin-nav a{background:#fff;border:1px solid #b8d2df;padding:12px 15px;border-radius:7px;text-decoration:none;color:#11617d;font-weight:bold}.admin-nav a:hover{background:#def5fa}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:12px}.stat{background:#fff;border:1px solid #cad7e1;border-radius:8px;padding:16px}.stat strong{display:block;font-size:20px;margin-top:8px;color:#087f9c}.header-link{color:white}.hint{color:#516779}table a{color:#006f9a}button:hover{background:#056b84}