:root{color-scheme:light;--bg:#f4f3f0;--card:#fff;--ink:#1d1d1f;--mut:#6b6b70;--line:#e3e1dc;--acc:#b5121b;--acc2:#8f0e15}
*{box-sizing:border-box}
button,select,input{color:var(--ink)}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,sans-serif;font-size:15px}
.wrap{max-width:1280px;margin:0 auto;padding:16px}
header{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:12px}
header h1{font-size:20px;margin:0;font-weight:700}
header .tag{font-size:12px;background:#ebe9e4;color:var(--mut);padding:3px 8px;border-radius:99px}
header a.back{font-size:13px;color:var(--acc);margin-left:auto}
.grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(340px,1fr);gap:16px;align-items:start}
.viewer{position:sticky;top:12px;background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;aspect-ratio:1/1;max-height:78vh;padding:20px}
.viewer img{max-width:100%;max-height:calc(100% - 26px);object-fit:contain;transition:opacity .2s}
.viewer img.ld{opacity:.35}
.viewer .cap{font-size:12px;color:var(--mut);text-align:center;margin-top:6px}
.panel{display:flex;flex-direction:column;gap:12px}
.sec{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px}
.sec h2{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);margin:0 0 10px;font-weight:600;display:flex;justify-content:space-between;gap:8px}
.sec h2 span{text-transform:none;letter-spacing:0;color:var(--ink);font-weight:500;text-align:right}
.opts{display:grid;gap:8px;grid-template-columns:repeat(auto-fit,minmax(120px,1fr))}
.opt{border:1.5px solid var(--line);border-radius:10px;padding:9px 8px;background:#fff;cursor:pointer;text-align:center;font:500 13px Inter,sans-serif;line-height:1.25}
.opt small{display:block;color:var(--mut);font-weight:400;font-size:11px;margin-top:2px}
.opt.on{border-color:var(--acc);box-shadow:0 0 0 2px rgba(181,18,27,.12)}
.opt.x{opacity:.55}
.sws{display:flex;flex-wrap:wrap;gap:10px}
.sw{width:40px;height:40px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px var(--line);cursor:pointer;padding:0}
.sw.on{box-shadow:0 0 0 2px var(--acc)}
.sw.x{opacity:.3}
.matname{font-size:13px;margin-top:6px}
.matname small{color:var(--mut)}
input[type=number]{width:100%;padding:9px 10px;border:1.5px solid var(--line);border-radius:10px;font:500 14px Inter,sans-serif;background:#fff}
label.l{font-size:12px;color:var(--mut);display:block;margin-bottom:4px}
.sum{background:#1d1d1f;color:#fff;border:0}
.sum h2{color:#aaa}
.price{font-size:30px;font-weight:700;margin:2px 0}
.price small{font-size:13px;font-weight:400;color:#bbb}
.sum .art{font-family:ui-monospace,Menlo,monospace;font-size:13px;color:#ddd;margin:6px 0 10px;word-break:break-all}
.sum ul{margin:0 0 12px;padding-left:18px;color:#ccc;font-size:13px;line-height:1.55}
.qrow{display:flex;gap:10px;align-items:end;margin-bottom:10px}.qrow>div{width:110px}.qrow label{color:#aaa}
.cta{width:100%;padding:13px;border:0;border-radius:11px;background:var(--acc);color:#fff;font:600 15px Inter,sans-serif;cursor:pointer}
.cta:hover{background:var(--acc2)}.cta:disabled{opacity:.6;cursor:wait}
.cta.sec2{background:#fff;color:var(--ink);margin-top:8px}
.note{font-size:12px;color:#bbb;margin-top:8px}
.toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%) translateY(160px);opacity:0;visibility:hidden;background:#1d1d1f;color:#fff;padding:12px 16px;border-radius:12px;font-size:14px;transition:transform .25s;max-width:92vw;z-index:9}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1;visibility:visible}
.mbar{display:none}
.geo{max-width:1280px;margin:28px auto 0;padding:0 16px 40px;line-height:1.6}
.geo h2{font-size:20px;margin:0 0 6px}
.geo .stand{color:var(--mut);font-size:13px;margin:0 0 18px}
.geo .gg{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.geo section{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.geo h3{font-size:16px;margin:0 0 8px}
.geo p{margin:0 0 10px}.geo ul{margin:0 0 10px;padding-left:20px}.geo li{margin:3px 0}
.geo table{border-collapse:collapse;width:100%;font-size:14px}
.geo th,.geo td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.geo th{color:var(--mut);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
.geo td.r,.geo th.r{text-align:right;white-space:nowrap}
.geo .full{grid-column:1/-1}
.geo details{border-bottom:1px solid var(--line);padding:8px 0}.geo summary{cursor:pointer;font-weight:600}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.tiles a{display:flex;flex-direction:column;gap:4px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px;text-decoration:none;color:var(--ink);font-size:14px}
.tiles a:hover{border-color:var(--acc)}
.tiles img{width:100%;aspect-ratio:1;object-fit:contain}
.tiles small{color:var(--mut);font-size:12px;line-height:1.35}.tiles .pr{color:var(--ink);font-weight:600}
.famh{font-size:16px;margin:22px 0 10px}
@media (max-width:900px){
 .wrap{padding:10px}.grid{grid-template-columns:1fr}
 .viewer{position:relative;top:0;max-height:none;aspect-ratio:auto;height:46vh;min-height:300px}
 .geo .gg{grid-template-columns:1fr}.geo{padding-bottom:90px}
 .mbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:8;background:#1d1d1f;color:#fff;padding:10px 12px calc(10px + env(safe-area-inset-bottom));gap:10px;align-items:center;box-shadow:0 -4px 16px rgba(0,0,0,.15)}
 .mbar .mp{flex:1;font-weight:700;font-size:18px;line-height:1.1}.mbar .mp small{display:block;font-weight:400;font-size:11px;color:#bbb}
 .mbar button{background:var(--acc);color:#fff;border:0;border-radius:10px;padding:11px 14px;font:600 14px Inter,sans-serif}
 body{padding-bottom:72px}.toast{bottom:84px}
 .tiles{grid-template-columns:repeat(2,1fr)}
}
.geo .gg>*{min-width:0}.geo section{overflow-x:auto}.geo td{overflow-wrap:anywhere}