/* Embed builder: a documentation page, so it scrolls and reads like one rather
   than filling the viewport the way the Visualizer does. Tokens and buttons
   come from style.css. */

.builder-body {
  height: auto;
  min-height: 100dvh;
  overflow: auto;
  display: flex;
  flex-direction: column;
}

.builder {
  flex: 1;
  width: min(1160px, 100%);
  margin: 0 auto;
  padding: 32px 20px 40px;
  display: grid;
  gap: 28px;
}

.builder-intro h2 { margin: 0 0 8px; font-size: 1.5rem; font-weight: 700; }
.builder-intro p { margin: 0; max-width: 72ch; color: var(--text-secondary); line-height: 1.65; }
.builder code {
  font-family: var(--font-mono);
  font-size: 0.86em;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(255,255,255,0.07);
}

.builder-grid {
  display: grid;
  grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}
@media (max-width: 860px) {
  .builder-grid { grid-template-columns: minmax(0, 1fr); }
}

.builder-form { display: grid; gap: 18px; }
.builder-form fieldset {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin: 0;
  display: grid;
  gap: 12px;
  background: var(--surface-1);
}
.builder-form legend {
  padding: 0 6px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.fld { display: grid; gap: 5px; font-size: 0.82rem; color: var(--text-secondary); }
.fld input[type="text"], .fld input[type="number"], .fld select, .fld textarea {
  font: inherit;
  font-size: 0.86rem;
  padding: 7px 9px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--bg);
  color: var(--text-primary);
  width: 100%;
}
.fld textarea { font-family: var(--font-mono); font-size: 0.78rem; line-height: 1.5; resize: vertical; }
.fld input:focus, .fld select:focus, .fld textarea:focus { outline: none; border-color: var(--accent); }
.fld select option { background: #0d0a1a; }
.fld--check { grid-template-columns: auto 1fr; align-items: center; gap: 8px; }
.fld--check input { margin: 0; }
.fld-note { margin: 0; font-size: 0.76rem; color: var(--text-muted); line-height: 1.55; }
.fld-error { color: #f87171; }
.fld-error:empty { display: none; }

.builder-h3 {
  margin: 0 0 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.builder-preview { display: grid; gap: 8px; min-width: 0; }
.preview-frame {
  width: 100%;
  height: 480px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg);
  margin-bottom: 16px;
}
.snippet {
  margin: 0;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(0,0,0,0.35);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.55;
  color: var(--text-secondary);
  overflow: auto;
  max-height: 420px;
  white-space: pre;
}
.builder-preview .btn { justify-self: start; }

.builder-api { display: grid; gap: 12px; }
.builder-api > p { margin: 0; max-width: 78ch; color: var(--text-secondary); line-height: 1.65; }
.api-buttons { display: flex; flex-wrap: wrap; gap: 8px; }
.api-buttons .btn[disabled] { opacity: 0.45; cursor: default; }
.event-log {
  margin: 0;
  min-height: 5.5em;
  padding: 12px 14px;
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  background: rgba(0,0,0,0.3);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  line-height: 1.6;
  color: var(--text-muted);
  overflow: auto;
  white-space: pre;
}
.api-details summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--active-color);
  font-size: 0.9rem;
}
.api-details h4 { margin: 18px 0 6px; font-size: 0.9rem; font-weight: 700; }
.api-details p { margin: 0; max-width: 78ch; color: var(--text-secondary); line-height: 1.65; }
.api-table { border-collapse: collapse; width: 100%; max-width: 900px; font-size: 0.84rem; }
.api-table th, .api-table td {
  text-align: left;
  vertical-align: top;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border-subtle);
}
.api-table th { font-family: var(--font-mono); font-weight: 600; white-space: nowrap; color: var(--text-primary); width: 1%; }
.api-table td { color: var(--text-secondary); line-height: 1.5; }