:root{font-family:system-ui,'Segoe UI',sans-serif;color:#172c3e;background:#f3f7fb}*{box-sizing:border-box}body{margin:0}header{background:#fff;display:flex;justify-content:space-between;align-items:center;padding:20px max(5%,calc((100vw - 1050px)/2));box-shadow:0 2px 14px #11223310;gap:12px}header strong{font-size:24px;color:#126b8b}header span{color:#1cb6a2}nav{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px}main{max-width:1050px;margin:35px auto;padding:0 20px;min-height:75vh}.hero{background:linear-gradient(110deg,#0a678c,#13b5a3);color:white;border-radius:20px;padding:42px;margin-bottom:30px}.hero h1{font-size:30px}.panel{background:#fff;border:1px solid #e3eaf0;border-radius:17px;padding:25px;margin-bottom:18px;box-shadow:0 4px 20px #152e4b0a}.auth{max-width:440px;margin:70px auto;text-align:center}.auth form,.admin form{display:flex;flex-direction:column;gap:12px}input:not([type=radio]),textarea,select{width:100%;padding:13px;border:1px solid #cddce6;border-radius:9px;font:inherit;background:white}button{border:0;background:#0a8194;color:white;border-radius:9px;padding:12px 20px;font:inherit;cursor:pointer}button:disabled{opacity:.6;cursor:wait}.ghost{background:#e6f3f6;color:#12667b}.secondary{background:#1caa90;margin-top:15px}.tabs{display:flex;gap:8px;margin:20px 0}.tabs button{flex:1;background:#dcebf0;color:#16627a}.tabs .active{background:#087c91;color:white}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:15px}.option{display:flex;align-items:center;gap:12px;border:1px solid #e2e8ed;border-radius:9px;padding:12px;margin:8px 0;cursor:pointer}.option input{accent-color:#078c97}article{padding:20px 0;border-bottom:1px solid #edf1f3}.notice{background:#fff1d9;color:#7c4b00;padding:14px;border-radius:10px}.admin{margin-top:40px}.admin form{margin-bottom:24px}footer{text-align:center;padding:30px;color:#6d8292}@media(max-width:600px){header{padding:15px}.hero{padding:24px}.hero h1{font-size:23px}main{margin:20px auto}.panel{padding:18px}}