:root{
  --bg:#0b0f14;
  --card:#121824;
  --card2:#0f1520;
  --text:#e8eef7;
  --muted:#a9b6c7;
  --accent:#ff5f00;
  --accent2:#eb001b;
  --border:rgba(255,255,255,.08);
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: radial-gradient(1200px 600px at 20% 0%, rgba(255,95,0,.25), transparent 50%),
              radial-gradient(1000px 500px at 90% 10%, rgba(235,0,27,.18), transparent 55%),
              var(--bg);
  color:var(--text);
}
.container{max-width:1100px;margin:0 auto;padding:28px 18px 60px}
.header{
  background: linear-gradient(135deg, rgba(235,0,27,.95), rgba(255,95,0,.95));
  border-radius:16px;
  padding:22px 22px;
  border:1px solid rgba(255,255,255,.12);
}
h1{margin:0 0 6px 0;font-size:28px}
.sub{margin:0;color:rgba(255,255,255,.92)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}
.card{
  background: linear-gradient(180deg, rgba(18,24,36,.95), rgba(15,21,32,.95));
  border:1px solid var(--border);
  border-radius:16px;
  padding:16px;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.card h2{margin:0 0 12px 0;font-size:16px;color:var(--text)}
.row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}
.field{display:flex;flex-direction:column;gap:6px;width:100%}
.field span{font-size:12px;color:var(--muted)}
select,input[type="url"],input[type="number"],input[type="file"]{
  width:100%;
  padding:10px 10px;
  border-radius:10px;
  border:1px solid var(--border);
  background:#0b111b;
  color:var(--text);
  outline:none;
}
.btn{
  appearance:none;
  border:1px solid rgba(255,255,255,.14);
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  color:white;
  border-radius:12px;
  padding:10px 14px;
  font-weight:700;
  cursor:pointer;
  width:100%;
}
.btn.secondary{
  background: transparent;
  border:1px solid rgba(255,255,255,.18);
}
.btn:hover{filter:brightness(1.03)}
.status{margin-top:12px;padding:10px;border:1px dashed rgba(255,255,255,.16);border-radius:12px}
.label{font-size:12px;color:var(--muted);margin-bottom:6px}
.mono{font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;}
.result{margin-top:12px}
.pill{
  display:inline-block;
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  font-weight:700;
}
.hint{margin-top:8px;font-size:12px;color:var(--muted)}
.media-row{margin-top:10px}
.preview{
  width:100%;
  height:auto;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
}
.kv{
  margin-top:10px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:8px 10px;
}
.kv .k{
  display:block;
  font-size:12px;
  color:var(--muted);
  margin-bottom:4px;
}
.kv .v{
  display:block;
  padding:8px 10px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
}
.frame-grid{
  margin-top:12px;
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap:10px;
}
.frame-card{
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.12);
  border-radius:14px;
  overflow:hidden;
}
.frame{
  width:100%;
  height:auto;
  display:block;
}
.frame-meta{
  padding:10px;
  color:var(--muted);
  display:flex;
  flex-direction:column;
  gap:6px;
}
.history{
  margin-top:10px;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.history-item{
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.14);
  border-radius:14px;
  padding:10px;
}
.history-top{
  display:flex;
  justify-content:space-between;
  gap:10px;
  color:var(--muted);
  font-size:12px;
}
.history-mid{
  margin-top:6px;
  display:flex;
  flex-direction:column;
  gap:4px;
}
.history-bottom{
  margin-top:8px;
  font-weight:700;
  color:var(--text);
}
.error{
  padding:10px;
  border-radius:12px;
  border:1px solid rgba(255,95,0,.35);
  background: rgba(255,95,0,.12);
  color: #ffd7bf;
}
.md{
  margin-top:10px;
  white-space:pre-wrap;
  padding:10px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
  color: var(--text);
  overflow:auto;
}
.footer{margin-top:18px}
@media (max-width: 980px){
  .grid{grid-template-columns:1fr}
  .btn{width:100%}
  .frame-grid{grid-template-columns:1fr}
  .kv{grid-template-columns:1fr}
}