*{box-sizing:border-box}body{margin:0;background:#f3f6f8;color:#203143;font:16px system-ui,sans-serif;min-height:100vh;display:grid;place-items:center;padding:24px}.shell{width:100%;max-width:460px}.brand{font-size:12px;font-weight:750;letter-spacing:1px;color:#13776d;margin-bottom:24px}.card{background:white;padding:32px;border-radius:18px;border:1px solid #dfe6ec;box-shadow:0 8px 32px #20314308}h1{font-size:26px;margin:0 0 10px}p{line-height:1.6;color:#607182;font-size:14px}label{display:block;font-size:14px;font-weight:600;margin:22px 0 8px}input,select,button{font:inherit;width:100%;padding:12px;border-radius:8px;border:1px solid #cbd7df}input:focus,select:focus{outline:2px solid #13776d;outline-offset:2px}input:disabled{background:#f4f6f8;color:#74818a}button{background:#13776d;color:white;border:0;margin:24px 0 16px;font-weight:650;cursor:pointer}button:hover{background:#0b625a}a{color:#13776d;text-underline-offset:3px;font-size:14px}.preview{padding:12px 14px;border-radius:9px;background:#fff3dc;color:#76531b;font-size:13px;line-height:1.6;margin:22px 0}.message{background:#eaf3ef;padding:12px;border-radius:8px;font-size:14px;line-height:1.6}.message[hidden]{display:none}.footer{text-align:center;color:#778591;font-size:12px;margin-top:22px}.back{display:block;text-align:center;margin-top:16px}@media(max-width:500px){.card{padding:24px}}