/*
 * heading-structure-checker.css — per-tool styles for the heading outline and
 * the structural-issues list. Tokens only; no inline styles (CSP: style-src 'self').
 */

/* ---- Outline ------------------------------------------------------------- */
.hsc-outline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1, 4px);
}

.hsc-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-2, 8px);
  padding: var(--space-2, 8px) var(--space-3, 12px);
  border-left: 2px solid var(--border);
  border-radius: 0 var(--radius-sm, 4px) var(--radius-sm, 4px) 0;
  font: 400 14px/1.4 var(--font-sans);
  color: var(--text-primary);
}

/* Indent each level so the visual hierarchy mirrors the document outline. */
.hsc-lvl-1 { margin-left: 0; }
.hsc-lvl-2 { margin-left: var(--space-4, 16px); }
.hsc-lvl-3 { margin-left: calc(var(--space-4, 16px) * 2); }
.hsc-lvl-4 { margin-left: calc(var(--space-4, 16px) * 3); }
.hsc-lvl-5 { margin-left: calc(var(--space-4, 16px) * 4); }
.hsc-lvl-6 { margin-left: calc(var(--space-4, 16px) * 5); }

.hsc-item-warn {
  border-left-color: var(--amber-500, #f59e0b);
  background: var(--amber-50, rgba(245, 158, 11, 0.08));
}

/* Level tag chip */
.hsc-tag {
  flex: none;
  display: inline-block;
  min-width: 30px;
  text-align: center;
  padding: 1px 6px;
  border-radius: var(--radius-sm, 4px);
  font: 600 12px/1.5 var(--font-mono, monospace);
  color: #fff;
}
.hsc-tag-1 { background: var(--blue-600, #2563eb); }
.hsc-tag-2 { background: var(--blue-500, #3b82f6); }
.hsc-tag-3 { background: var(--teal-600, #0d9488); }
.hsc-tag-4 { background: var(--teal-500, #14b8a6); }
.hsc-tag-5 { background: var(--slate-500, #64748b); }
.hsc-tag-6 { background: var(--slate-400, #94a3b8); }

.hsc-text {
  overflow-wrap: anywhere;
}
.hsc-text-empty {
  color: var(--text-muted);
  font-style: italic;
}

/* ---- Issues list --------------------------------------------------------- */
.hsc-issues {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2, 8px);
}
.hsc-issue {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2, 8px);
  font: 400 14px/1.45 var(--font-sans);
}
.hsc-issue .icon {
  flex: none;
  margin-top: 2px;
}
.hsc-issue-fail { color: var(--red-600, #dc2626); }
.hsc-issue-warn { color: var(--amber-600, #d97706); }