*{box-sizing:border-box}body{margin:0;color:#342b25;background:#f4efe7;font-family:"Microsoft YaHei",sans-serif;min-height:100svh;display:flex;flex-direction:column;background-image:radial-gradient(ellipse at 85% 15%,#dac9b699,transparent 45%),radial-gradient(ellipse at 5% 90%,#fff,transparent 50%)}.folio,footer{display:flex;justify-content:space-between;gap:20px;padding:28px 5vw;font-size:10px;letter-spacing:2px;color:#887669}.folio{border-bottom:1px solid #c6b6a64d}main{width:min(460px,88vw);margin:auto;padding:38px 0}.seal{font-family:Georgia,serif;font-size:60px;display:flex;align-items:center;gap:20px}.seal span{font-size:16px;letter-spacing:6px;border-left:1px solid #b6a18d;padding-left:24px}.eyebrow{font-size:11px;letter-spacing:3px;color:#8c715c;margin-top:32px}h1{font-family:"Songti SC",SimSun,serif;font-weight:400;font-size:clamp(36px,5vw,51px);line-height:1.4;margin:20px 0}.intro{font-size:13px;line-height:2.1;color:#786b61}form{margin-top:28px}label{font-size:12px}.input-line{display:flex;border-bottom:1px solid #bca997;margin:8px 0 22px}input{padding:16px 0;background:none;border:0;min-width:0;width:100%;font:inherit;font-size:14px;outline-offset:4px}button{cursor:pointer;font:inherit;border:0}.input-line button{background:none;white-space:nowrap;color:#826752;font-size:12px}.enter{display:flex;justify-content:space-between;background:#3c2d23;color:#fff;padding:18px 22px;width:100%;font-size:14px;letter-spacing:2px}.enter:hover{background:#624632}.enter:disabled{opacity:.5;cursor:wait}.expiry{font-size:11px;line-height:2;color:#8f7f72;border-top:1px solid #d9cec3;padding-top:18px;margin-top:20px}#message{font-size:12px;color:#943c2b;min-height:18px}footer{font-size:9px}@media(max-width:500px){.folio,footer{padding:22px 6vw;letter-spacing:1px}.folio span{display:none}footer{flex-direction:column;gap:8px}main{padding:26px 0}.seal{font-size:45px}}

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