:root {
  --bg: #0f1420;
  --panel: #171e2e;
  --panel2: #1d2537;
  --ink: #e8ecf4;
  --muted: #9aa5bd;
  --line: #2a3550;
  --accent: #5aa2ff;
  --accent2: #3ddc84;
  --warn: #ffcf5a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.55;
}
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.topbar { background: var(--panel); border-bottom: 1px solid var(--line); padding: 22px 0 18px; }
.topbar h1 { margin: 0 0 4px; font-size: 1.6rem; }
.tagline { margin: 0; color: var(--muted); }
.disclaimer {
  margin-top: 14px;
  background: #2a2410;
  border: 1px solid var(--warn);
  color: #f4e3ae;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.92rem;
}
.layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 16px;
  align-items: start;
}
@media (max-width: 1000px) { .layout { grid-template-columns: 1fr; } }
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
}
.panel h2 {
  font-size: 1.05rem;
  margin: 22px 0 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
  color: var(--accent);
}
.panel h2:first-child { margin-top: 0; }
label { display: block; margin: 10px 0; font-size: 0.95rem; }
input[type="text"], textarea, select {
  width: 100%;
  margin-top: 5px;
  background: var(--panel2);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px 10px;
  font: inherit;
}
textarea { resize: vertical; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.hint { color: var(--muted); font-size: 0.88rem; margin: 4px 0 8px; }
.check { display: flex; align-items: center; gap: 10px; margin: 8px 0; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }
.check.locked { color: var(--muted); cursor: default; }
.form-actions { margin-top: 18px; }
.btn {
  background: var(--panel2);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px 14px;
  font: inherit;
  cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #081226; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.secondary { color: var(--muted); }
.preview-head {
  display: flex; justify-content: space-between; align-items: center;
  gap: 10px; flex-wrap: wrap; margin-bottom: 10px;
}
.preview-head h2 { margin: 0; padding: 0; border: none; color: var(--ink); }
.btnrow { display: flex; gap: 8px; }
.preview {
  background: #0b0f1a;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  max-height: 70vh;
  overflow: auto;
  font-size: 0.92rem;
}
.preview h1 { font-size: 1.3rem; border-bottom: 1px solid var(--line); padding-bottom: 6px; }
.preview h2 { font-size: 1.12rem; color: var(--accent); margin-top: 1.4em; }
.preview h3 { font-size: 1rem; color: var(--accent2); margin-top: 1.1em; }
.preview ul { padding-left: 22px; }
.preview .placeholder { color: var(--warn); font-weight: 600; }
.preview .empty { color: var(--muted); font-style: italic; }
.footer { margin: 26px 0 40px; color: var(--muted); font-size: 0.88rem; text-align: center; }
.footer a { color: var(--accent); }
.fineprint { font-size: 0.8rem; }
.footer .storage-note { font-size: .8rem; }