:root{--bg:#0f0f10;--card:#1a1a1c;--line:#2e2e32;--tx:#f2f2f3;--mut:#a0a0a8;--ac:#e8e8ea;--r:8px;--ok:#4ade80;--er:#f87171}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
a{color:inherit}.wrap{max-width:1100px;margin:0 auto;padding:16px}.sr{position:absolute;left:-9999px}
header{border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg);z-index:5}
.nav{max-width:1100px;margin:0 auto;padding:10px 16px;display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.brand{text-decoration:none;font-weight:700;font-size:1.2rem;line-height:1.1}.brand small{display:block;font-size:.6rem;font-weight:400;color:var(--mut);letter-spacing:.04em}
.nav .sp{flex:1}.nav a.l{text-decoration:none;color:var(--mut)}.nav a.l:hover{color:var(--tx)}
.btn{background:var(--ac);color:#111;border:0;border-radius:var(--r);padding:9px 16px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;display:inline-block}
.btn.o{background:transparent;color:var(--tx);border:1px solid var(--line)}.btn:hover{opacity:.88}.btn:disabled{opacity:.5;cursor:wait}
:focus-visible{outline:2px solid #7dd3fc;outline-offset:2px}
.hero{display:flex;gap:24px;align-items:center;justify-content:space-between;padding:12px 0 20px}.hero>div{flex:1}.hero h1{margin:0 0 6px}.hero p{color:var(--mut);margin:0 0 14px}
.hero img{border-radius:var(--r);max-width:34%;height:auto}
input,select,textarea{background:var(--card);color:var(--tx);border:1px solid var(--line);border-radius:var(--r);padding:10px 12px;font:inherit;width:100%}
.filters{display:flex;gap:14px;flex-wrap:wrap;align-items:end;margin-bottom:8px}.filters label{font-size:.85rem;color:var(--mut)}.filters select{width:auto;display:block}
.chk{display:flex;gap:6px;align-items:center}.chk input{width:auto}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:transform .15s}
.card:hover{transform:translateY(-2px)}.card img{width:100%;aspect-ratio:3/4;object-fit:cover;background:#222}
.card .b{padding:12px;display:flex;flex-direction:column;gap:4px;flex:1}.card h3{margin:0;font-size:1rem}.mut{color:var(--mut);font-size:.85rem}
.price{font-weight:700}.price s{color:var(--mut);font-weight:400;margin:0 6px}.off{color:var(--ok);font-size:.85rem}
.row{display:flex;gap:8px;margin-top:auto;padding-top:8px}.row .btn{flex:1;text-align:center;padding:8px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin:12px 0}
.detail{display:grid;grid-template-columns:260px 1fr;gap:24px}.detail img{width:100%;border-radius:var(--r)}
form.f{display:grid;gap:12px}.msg{padding:10px;border-radius:var(--r);border:1px solid var(--line);margin-bottom:10px}.msg.er{color:var(--er)}.msg.ok{color:var(--ok)}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px;border-bottom:1px solid var(--line);font-size:.9rem}.scroll{overflow-x:auto}
.center{text-align:center;margin:20px}footer{border-top:1px solid var(--line);color:var(--mut);font-size:.8rem;text-align:center;padding:16px;margin-top:24px}
#toast{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);background:#fff;color:#111;padding:10px 16px;border-radius:var(--r);display:none;z-index:9}
@media(max-width:640px){.hero img{display:none}.detail{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,1fr);gap:10px}}