:root{font-family:'Segoe UI','Microsoft YaHei',sans-serif;color:#203046;background:#f6f8fb;font-size:16px}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:wait}header{background:white;border-bottom:1px solid #dde3ea;display:flex;align-items:center;gap:28px;padding:24px 6%;flex-wrap:wrap}.logo{font-size:32px;font-weight:800;letter-spacing:-2px}.logo sup{font-size:12px}nav{display:flex;gap:24px}header>button{margin-left:auto}main{max-width:1180px;margin:auto;padding:40px 24px 80px;min-height:80vh}h1{font-size:clamp(30px,4vw,44px);letter-spacing:-.04em}h2{font-size:24px}h3{font-size:20px}.eyebrow{font-size:14px;color:#345ecf;letter-spacing:.12em}.panel{background:white;border:1px solid #dbe3ed;border-radius:14px;padding:26px;margin:20px 0;overflow-wrap:anywhere}.panel p{line-height:1.8}.muted{color:#5d6b7b;font-size:15px;line-height:1.8}label{display:block;font-weight:600;margin:18px 0}label>span{display:block;margin-bottom:9px}input,textarea,select{display:block;width:100%;padding:12px;border:1px solid #bac7d8;border-radius:7px;background:white;color:inherit}textarea{min-height:140px;resize:vertical;line-height:1.65}button,.button{display:inline-block;border:1px solid #c4cfdf;border-radius:7px;background:white;padding:11px 18px;color:#203046}.primary{background:#2454d8;border-color:#2454d8;color:white}.danger{color:#a52921}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.two{display:grid;grid-template-columns:1fr 1fr;gap:24px}.price{font-size:27px;font-weight:650}.badge{display:inline-block;background:#eaf0ff;color:#264fb7;padding:7px 12px;border-radius:30px;font-size:14px}.bank{background:#edf3ff;border-left:4px solid #315bca;padding:18px;line-height:1.9;white-space:pre-line}#notice:not(:empty){background:#e9efff;border-radius:8px;padding:15px;line-height:1.6}#notice.error{background:#ffebe8;color:#91241b}.thumbs{display:flex;gap:12px;flex-wrap:wrap}.thumbs>div{width:120px}.thumbs img{width:100%;height:100px;object-fit:contain;background:#f4f5f7}.thumbs button{padding:7px;font-size:14px}.required{color:#c83227;margin-left:4px}footer{padding:24px 6%;border-top:1px solid #ddd;font-size:14px;color:#657386}summary{cursor:pointer;padding:10px 0}pre{white-space:pre-wrap;font:inherit;line-height:1.8}small{font-size:14px}button:focus-visible,a:focus-visible{outline:3px solid #829fee;outline-offset:3px}@media(max-width:650px){header{padding:18px;gap:16px}nav{gap:14px;font-size:15px}header>button{padding:7px 10px}main{padding:26px 16px}.panel{padding:20px}.two{grid-template-columns:1fr;gap:0}h1{margin:18px 0}.actions>button{flex-grow:1}}
:root .item-photo{width:100%;height:360px;object-fit:contain}.thumbs>button{width:90px;padding:4px}.thumbs>button img{height:70px}

[hidden]{display:none!important}
.cart-photo{width:112px;height:100px;object-fit:contain;display:block;margin-bottom:14px}.cart-actions{align-items:flex-end}.cart-actions label{max-width:130px;margin:0}.cart-actions button{min-height:46px}.panel>.button{margin:4px 6px 4px 0}

header>select#language{width:auto;max-width:150px;margin-left:auto}button,input,select,textarea{max-width:100%}

/* Long configuration labels must fit mobile product panels. */
.two>*,.two select{min-width:0}.two select{max-width:100%}