:root {
  --bg: #0b0f17;
  --panel: #121826;
  --panel-2: #181f30;
  --fg: #e6edf7;
  --dim: #8a94a7;
  --accent: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;
  --border: #23304a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 1100px; margin: 0 auto; padding: 32px 20px 80px; }
.masthead h1 { margin: 0 0 6px; font-size: 28px; }
.lead { color: var(--dim); margin: 0 0 10px; }
.warn {
  background: rgba(245,158,11,.08);
  border: 1px solid rgba(245,158,11,.4);
  color: var(--warn);
  padding: 10px 14px;
  border-radius: 8px;
}
.card {
  margin: 20px 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 20px;
}
.card.danger {
  border-color: rgba(239,68,68,.5);
  background: rgba(239,68,68,.05);
}
.card h2 { margin: 0 0 10px; font-size: 18px; }
.hint { color: var(--dim); margin: 0 0 14px; }
.row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 10px 0; }
.row.split > * { flex: 1 1 200px; }
label { display: flex; flex-direction: column; gap: 6px; color: var(--dim); min-width: 280px; }
input.full, input {
  width: 100%;
  background: var(--panel-2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 11px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.btn {
  background: var(--panel-2);
  color: var(--fg);
  border: 1px solid var(--border);
  padding: 9px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
}
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn.primary { background: var(--accent); color: #062e14; border-color: var(--accent); }
.btn.warn    { background: var(--warn);   color: #3a2300; border-color: var(--warn); }
.btn.danger  { background: var(--danger); color: #fff;    border-color: var(--danger); }
pre {
  background: #070b13;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  max-height: 380px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  color: #c6d3e6;
  font-size: 12.5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
code {
  background: var(--panel-2);
  padding: 1px 6px;
  border-radius: 5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
}