:root{
  --bg:#f6f7fb;
  --card:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --line:#e5e7eb;
  --brand:#16a34a;
  --shadow:0 10px 25px rgba(17,24,39,.06);
  --radius:14px;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:var(--bg);
  color:var(--text);
}
a{color:inherit;text-decoration:none}
.wrap{max-width:1000px;margin:0 auto;padding:18px}
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.top .wrap{display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:800}
.nav a{color:var(--muted);font-weight:600}
h1{margin:14px 0 6px;font-size:32px}
.sub{margin:0 0 16px;color:var(--muted)}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:16px;
  margin:14px 0;
}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.btn{
  border:1px solid var(--line);
  background:#fff;
  padding:10px 14px;
  border-radius:12px;
  font-weight:700;
  cursor:pointer;
}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.primary{
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
}
.btn.ghost{background:#fff;color:var(--text)}
.options{
  display:grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap:10px;
  margin:14px 0 10px;
}
.opt{display:flex;flex-direction:column;gap:6px}
.opt label{font-size:13px;color:var(--muted);font-weight:700}
.opt select,.opt input{
  padding:10px 12px;
  border:1px solid var(--line);
  border-radius:12px;
  outline:none;
  background:#fff;
}
.status{margin:10px 0;color:var(--muted);font-weight:700}
.h2{margin:14px 0 6px;font-size:18px}
.hint{margin:0 0 10px;color:var(--muted);font-size:13px}

.grid{
  display:grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap:10px;
}
.item{
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
  background:#fff;
}
.thumb{width:100%;aspect-ratio: 4/3;object-fit:cover;display:block}
.meta{display:flex;justify-content:space-between;align-items:center;padding:8px 10px}
.name{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:75%}
.remove{
  border:none;
  background:#ef4444;
  color:#fff;
  padding:6px 10px;
  border-radius:10px;
  cursor:pointer;
  font-weight:800;
  font-size:12px;
}
.footer{padding:16px;color:var(--muted);text-align:center}

.footnote p{margin:0;color:var(--muted)}

@media (max-width: 900px){
  .options{grid-template-columns: repeat(2, minmax(0,1fr))}
  .grid{grid-template-columns: repeat(2, minmax(0,1fr))}
}
@media (max-width: 420px){
  h1{font-size:26px}
  .grid{grid-template-columns: 1fr}
}