:root {
  --bg: #0e1117;
  --panel: #161b22;
  --panel2: #1c2230;
  --border: #2b3444;
  --text: #e6edf3;
  --muted: #9aa7b8;
  --accent: #7c5cff;
  --accent2: #00d4a8;
  --err: #ff6b6b;
  --ok: #00d4a8;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

.topbar {
  background: linear-gradient(90deg, #141022, #10202a);
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}
.brand { display: flex; align-items: center; gap: 14px; }
.logo { font-size: 34px; }
.brand h1 { margin: 0; font-size: 20px; }
.brand p { margin: 2px 0 0; color: var(--muted); font-size: 13px; }
.brand a { color: var(--accent2); text-decoration: none; }
.brand a:hover { text-decoration: underline; }

.tabs {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin: 22px 0 18px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
}
.tab {
  background: var(--panel);
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  cursor: pointer;
  transition: all .15s ease;
}
.tab:hover { color: var(--text); border-color: var(--accent); }
.tab.active {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  color: #0b0f14;
  border-color: transparent;
  font-weight: 600;
}

.panel { display: none; }
.panel.active { display: block; }

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 860px) { .grid { grid-template-columns: 1fr; } }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.card h2 { margin: 0 0 14px; font-size: 15px; color: var(--accent2); }
.card h3 { margin: 22px 0 8px; font-size: 13px; color: var(--muted); font-weight: 600; }

label { display: block; margin: 12px 0 6px; font-size: 12px; color: var(--muted); }
input[type="text"], input[type="number"], input[type="password"], select, textarea {
  width: 100%;
  margin-top: 4px;
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 8px 10px;
  font-size: 13px;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { resize: vertical; }

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 8px; }
.check { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text); margin: 0; }
.check input { width: auto; margin: 0; }
#t2v-sounddur-wrap, #i2v-sounddur-wrap { max-width: 220px; }

.cols2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 14px;
  margin-top: 4px;
}

button {
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel2);
  color: var(--text);
  padding: 9px 16px;
  font-size: 13px;
  cursor: pointer;
  transition: all .15s ease;
}
button:hover { border-color: var(--accent); }
button.primary {
  margin-top: 18px;
  width: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-color: transparent;
  color: #0b0f14;
  font-weight: 700;
  font-size: 14px;
}
button.primary:hover { filter: brightness(1.1); }
button.primary:disabled { opacity: .5; cursor: not-allowed; filter: none; }
button.ghost { background: transparent; }

.preview { max-width: 160px; max-height: 120px; border-radius: 8px; border: 1px solid var(--border); display: none; }
.preview[src] { display: block; }

video { width: 100%; border-radius: 10px; border: 1px solid var(--border); background: #000; margin-top: 8px; }

.status { margin-top: 14px; font-size: 13px; min-height: 20px; }
.status.ok { color: var(--ok); }
.status.err { color: var(--err); }
.status.busy { color: var(--accent2); }
.status.warn { color: #ffb454; }

.raw { margin-top: 14px; }
.raw summary { cursor: pointer; font-size: 13px; color: var(--muted); }
.raw pre {
  background: #0b0e14;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-size: 11px;
  overflow: auto;
  max-height: 300px;
  white-space: pre-wrap;
  word-break: break-all;
}

.foot { margin: 30px 0 40px; color: var(--muted); font-size: 12px; text-align: center; }
.foot a { color: var(--accent2); }
.foot code { background: var(--panel2); padding: 1px 5px; border-radius: 5px; }
.hint { font-size: 11px; color: var(--muted); margin: 6px 0 0; }