/* Rich text editor: ProseMirror styles using shadcn design tokens */

.rich-text-editor.ProseMirror {
  color: var(--foreground);
  caret-color: var(--foreground);
}

.rich-text-editor.ProseMirror:focus {
  outline: none;
}

/* Placeholder */
.rich-text-editor .is-editor-empty:first-child::before {
  content: attr(data-placeholder);
  float: left;
  color: var(--muted-foreground);
  pointer-events: none;
  height: 0;
}

/* Headings */
.rich-text-editor h1 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.rich-text-editor h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.rich-text-editor h3 {
  font-size: 0.875rem;
  font-weight: 600;
  margin-top: 0.75rem;
  margin-bottom: 0.25rem;
  line-height: 1.4;
}

/* Paragraphs */
.rich-text-editor p {
  margin-top: 0.375rem;
  margin-bottom: 0.375rem;
  line-height: 1.625;
}

/* First child should not have top margin */
.rich-text-editor > *:first-child {
  margin-top: 0;
}

/* Last child should not have bottom margin */
.rich-text-editor > *:last-child {
  margin-bottom: 0;
}

/* Lists */
.rich-text-editor ul {
  list-style-type: disc;
  padding-inline-start: 1.25rem;
  margin: 0.375rem 0;
}

.rich-text-editor ol {
  list-style-type: decimal;
  padding-inline-start: 1.25rem;
  margin: 0.375rem 0;
}

.rich-text-editor li {
  margin: 0.125rem 0;
  line-height: 1.625;
}

.rich-text-editor li::marker {
  color: var(--muted-foreground);
}

/* Inline code */
.rich-text-editor code {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.8em;
  background: var(--muted);
  color: var(--foreground);
  padding: 0.15em 0.35em;
  border-radius: calc(var(--radius) * 0.6);
}

/* Code blocks */
.rich-text-editor pre {
  font-family: var(--font-mono, ui-monospace, monospace);
  background: var(--muted);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin: 0.5rem 0;
  overflow-x: auto;
}

.rich-text-editor pre code {
  background: none;
  padding: 0;
  font-size: 0.8125rem;
  line-height: 1.6;
}

/* Syntax highlighting — lowlight (hljs) */
.rich-text-editor .hljs-keyword,
.rich-text-editor .hljs-selector-tag,
.rich-text-editor .hljs-built_in { color: oklch(0.55 0.16 255); }

.rich-text-editor .hljs-string,
.rich-text-editor .hljs-addition { color: oklch(0.55 0.14 155); }

.rich-text-editor .hljs-comment,
.rich-text-editor .hljs-quote { color: var(--muted-foreground); font-style: italic; }

.rich-text-editor .hljs-number,
.rich-text-editor .hljs-literal { color: oklch(0.58 0.16 30); }

.rich-text-editor .hljs-title,
.rich-text-editor .hljs-section,
.rich-text-editor .hljs-title\.function_ { color: oklch(0.55 0.14 280); }

.rich-text-editor .hljs-attr,
.rich-text-editor .hljs-attribute { color: oklch(0.58 0.12 60); }

.rich-text-editor .hljs-variable,
.rich-text-editor .hljs-template-variable { color: oklch(0.58 0.14 20); }

.rich-text-editor .hljs-type,
.rich-text-editor .hljs-title\.class_ { color: oklch(0.55 0.14 200); }

.rich-text-editor .hljs-deletion { color: oklch(0.55 0.2 25); }

.rich-text-editor .hljs-meta { color: var(--muted-foreground); }

/* Dark mode overrides */
.dark .rich-text-editor .hljs-keyword,
.dark .rich-text-editor .hljs-selector-tag,
.dark .rich-text-editor .hljs-built_in { color: oklch(0.7 0.14 255); }

.dark .rich-text-editor .hljs-string,
.dark .rich-text-editor .hljs-addition { color: oklch(0.7 0.14 155); }

.dark .rich-text-editor .hljs-number,
.dark .rich-text-editor .hljs-literal { color: oklch(0.72 0.14 30); }

.dark .rich-text-editor .hljs-title,
.dark .rich-text-editor .hljs-section,
.dark .rich-text-editor .hljs-title\.function_ { color: oklch(0.72 0.12 280); }

.dark .rich-text-editor .hljs-attr,
.dark .rich-text-editor .hljs-attribute { color: oklch(0.72 0.1 60); }

.dark .rich-text-editor .hljs-variable,
.dark .rich-text-editor .hljs-template-variable { color: oklch(0.72 0.12 20); }

.dark .rich-text-editor .hljs-type,
.dark .rich-text-editor .hljs-title\.class_ { color: oklch(0.72 0.12 200); }

.dark .rich-text-editor .hljs-deletion { color: oklch(0.7 0.18 25); }

/* Blockquotes */
.rich-text-editor blockquote {
  border-left: 2px solid var(--border);
  padding-left: 0.75rem;
  margin: 0.5rem 0;
  color: var(--muted-foreground);
}

/* Horizontal rules */
.rich-text-editor hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1rem 0;
}

/* Links */
.rich-text-editor a {
  color: var(--brand);
  text-decoration: none;
}

.rich-text-editor a:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Mentions */
.rich-text-editor .mention {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
  margin: 0 0.125rem;
}

/* Strong / emphasis */
.rich-text-editor strong {
  font-weight: 600;
}

.rich-text-editor em {
  font-style: italic;
}

.rich-text-editor s {
  text-decoration: line-through;
  color: var(--muted-foreground);
}

/* Uploading image placeholder (blob: URLs = in-flight uploads) */
.rich-text-editor img[src^="blob:"] {
  opacity: 0.5;
  border-radius: var(--radius);
  animation: rte-pulse 1.5s ease-in-out infinite;
}

@keyframes rte-pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 0.3; }
}
