:root{
  --bg:#f6f8fc;
  --card:#fff;
  --text:#111;
  --muted:#6b7280;
  --line:rgba(17,24,39,.12);
  --brand:#111827;
  --radius:16px;
}
*{box-sizing:border-box}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial; background:var(--bg); color:var(--text);}
a{color:#111;text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:20px auto;padding:0 14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:0 10px 30px rgba(0,0,0,.03)}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;gap:12px;flex-wrap:wrap}
.brand{font-weight:900;color:var(--brand);font-size:18px}
.pill{display:inline-block;border:1px solid var(--line);padding:6px 10px;border-radius:999px;font-size:12px;color:var(--muted);background:#fff}
.btnRow{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.btn{display:inline-block;background:#111827;color:#fff;padding:10px 14px;border-radius:12px;font-weight:700;border:1px solid rgba(0,0,0,.0)}
.btn.secondary{background:#fff;color:#111;border:1px solid var(--line)}
.btn.danger{background:#fff;color:#b91c1c;border:1px solid rgba(185,28,28,.25)}
.notice{background:#eafff0;border:1px solid rgba(16,185,129,.25);padding:10px 12px;border-radius:12px;margin:10px 0}
.error{background:#ffecec;border:1px solid rgba(239,68,68,.25);padding:10px 12px;border-radius:12px;margin:10px 0}
.small{font-size:12px;color:var(--muted)}
.kbd{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:12px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:4px 8px}
label{display:block;font-size:12px;color:var(--muted);margin:10px 0 6px}
input,select,textarea{width:100%;padding:12px 12px;border:1px solid var(--line);border-radius:12px;background:#fff;outline:none}
textarea{resize:vertical}
hr{border:none;border-top:1px solid var(--line);margin:16px 0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:880px){.grid2,.grid3{grid-template-columns:1fr}}
.tabs{display:flex;gap:10px;flex-wrap:wrap}
.tab{padding:10px 12px;border-radius:12px;border:1px solid var(--line);background:#fff;color:#111;font-weight:800;cursor:pointer}
.tab.active{background:#111827;color:#fff;border-color:#111827}
.table{width:100%;border-collapse:collapse;margin-top:10px}
.table th,.table td{border-bottom:1px solid var(--line);padding:10px 8px;text-align:left;vertical-align:top}
.badge{display:flex;align-items:center;gap:10px;border:1px solid var(--line);padding:10px 12px;border-radius:12px;background:#fff}
.badge input{width:auto}
.media-list{display:flex;flex-direction:column;gap:10px}
.media-item{display:flex;gap:12px;align-items:center;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px}
.thumb{display:flex;align-items:center;justify-content:center}
.previewGrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:10px}
@media(max-width:880px){.previewGrid{grid-template-columns:repeat(2,minmax(0,1fr));}}
.pItem{border:1px solid var(--line);border-radius:12px;padding:8px;background:#fff}
.pItem img,.pItem video{width:100%;border-radius:10px;display:block;max-height:160px;object-fit:cover}
.toast{position:fixed;right:16px;bottom:16px;z-index:9999;padding:12px 14px;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.12);opacity:0;transition:.25s}