:root{--paper:#f4f3ef;--ink:#111312;--muted:#6c716f;--line:#c8cbc6;--red:#f04432;--teal:#167f7a;--panel:#fff}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"Microsoft YaHei",sans-serif}button,input{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}
.topbar{min-height:72px;padding:12px clamp(18px,4vw,56px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:rgba(244,243,239,.96);position:sticky;top:0;z-index:5}.brand{display:flex;align-items:center;gap:11px}.brand img{width:42px;height:42px;border-radius:6px}.brand span{display:grid}.brand b{font-size:21px}.brand small{color:var(--muted);font-size:9px}nav{display:flex;align-items:center;gap:22px;font-size:14px}nav button{border:0;background:transparent;color:var(--red);padding:8px 0}nav a{color:var(--muted)}
.search-band{padding:clamp(42px,8vw,96px) clamp(18px,8vw,120px) 46px;border-bottom:1px solid var(--line);background:var(--panel)}.eyebrow{margin:0 0 8px;color:var(--teal);font-size:11px;font-weight:700}h1{margin:0 0 28px;font-size:clamp(30px,5vw,66px);line-height:1.05;letter-spacing:0}form{display:grid;grid-template-columns:1fr auto;max-width:900px;border:2px solid var(--ink)}input{width:100%;min-width:0;height:58px;padding:0 18px;border:0;outline:0;background:transparent}form button{min-width:110px;border:0;border-left:2px solid var(--ink);background:var(--red);color:#fff;font-weight:700}.chips{display:flex;flex-wrap:wrap;gap:8px;max-width:900px;margin-top:14px}.chips button{border:1px solid var(--line);border-radius:4px;background:transparent;padding:8px 12px;color:var(--muted)}.chips button:hover{border-color:var(--teal);color:var(--teal)}
.results{padding:34px clamp(12px,4vw,56px) 70px}.result-heading{display:flex;align-items:end;justify-content:space-between;margin-bottom:18px}h2{margin:0;font-size:28px}#resultCount{color:var(--muted);font-size:14px}.gallery{columns:4 260px;column-gap:8px}.frame{display:block;width:100%;margin:0 0 8px;padding:0;border:0;background:#ddd;break-inside:avoid;overflow:hidden}.frame img{display:block;width:100%;height:auto;transition:opacity .2s}.frame:hover img{opacity:.88}.empty{padding:80px 0;text-align:center;color:var(--muted)}
dialog{width:min(1080px,calc(100vw - 24px));max-height:calc(100vh - 24px);padding:0;border:0;background:var(--panel)}dialog::backdrop{background:rgba(0,0,0,.78)}dialog img{display:block;width:100%;max-height:70vh;object-fit:contain;background:#0d0f0e}.close{position:absolute;top:10px;right:10px;width:40px;height:40px;border:0;border-radius:50%;background:rgba(0,0,0,.7);color:#fff;font-size:28px}.detail-copy{padding:18px 22px 24px}.detail-copy>p:first-child{margin:0 0 14px;font-size:17px}.palette{display:flex;gap:6px;margin:0 0 20px}.swatch{width:42px;height:42px;border:1px solid rgba(0,0,0,.15)}.source-label{margin:0 0 4px;color:var(--muted);font-size:12px}
footer{display:flex;flex-wrap:wrap;gap:10px 22px;padding:24px clamp(18px,4vw,56px);border-top:1px solid var(--line);color:var(--muted);font-size:12px}.legal{width:min(760px,calc(100% - 36px));margin:0 auto;padding:64px 0 90px}.legal h1{font-size:44px;margin-bottom:16px}.legal h2{margin:34px 0 8px;font-size:20px}.legal p{color:#444846;line-height:1.85}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(max-width:680px){.topbar{min-height:62px}.brand img{width:36px;height:36px}nav a{display:none}.search-band{padding-top:38px}form{grid-template-columns:1fr 82px}input{height:52px;padding:0 12px}form button{min-width:82px}.gallery{columns:2}dialog img{max-height:58vh}}