.shop-item-brief{max-width:720px;margin-top:15px;border:1px solid #dfe7ee;border-radius:10px;background:#f8fafc;color:#354a5a}
.shop-item-brief summary{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:13px 15px;cursor:pointer;font-size:12px;font-weight:700;list-style:none}
.shop-item-brief summary::-webkit-details-marker{display:none}
.shop-item-brief summary::before{content:'＋';color:#4765ed;font-size:17px;line-height:1}
.shop-item-brief[open] summary::before{content:'−'}
.shop-item-brief summary span{margin-left:auto;color:#7890a0;font-size:10px;font-weight:500;white-space:nowrap}
.shop-item-brief>p{margin:0 15px 12px;color:#71818d;font-size:11px;line-height:1.6}
.shop-item-brief-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding:0 15px 15px}
.shop-item-brief-fields label{display:block;min-width:0;color:#425669;font-size:11px;font-weight:700}
.shop-item-brief-fields small{display:block;min-height:48px;margin:5px 0 8px;color:#71818d;font-size:10px;font-weight:400;line-height:1.55}
.shop-item-brief-fields textarea{display:block;width:100%;min-height:75px;padding:10px;border:1px solid #d6e0e8;border-radius:7px;background:#fff;color:#17242e;font:inherit;font-size:12px;font-weight:400;line-height:1.6;resize:vertical;outline-color:#4765ed}
.shop-item-brief summary:focus-visible,.shop-item-brief-fields textarea:focus-visible{outline:2px solid #4765ed;outline-offset:2px}
@media(max-width:760px){.shop-item-brief-fields{grid-template-columns:1fr}.shop-item-brief-fields small{min-height:0}.shop-item-brief-fields textarea{font-size:16px}}
@media(max-width:420px){.shop-item-brief summary span{display:none}}