/* Tishlang-aligned dark theme (OKLCH). Matches tishlang-web globals.css + theme-override. */
:root {
  --theme-accent: oklch(0.72 0.18 295);
  --background: oklch(0.11 0 0);
  --foreground: oklch(0.90 0 0);
  --card: oklch(0.14 0 0);
  --secondary: oklch(0.18 0 0);
  --muted: oklch(0.18 0 0);
  --muted-foreground: oklch(0.55 0 0);
  --border: oklch(0.22 0 0);
  --primary: var(--theme-accent);
  --chart-4: oklch(0.75 0.1 80);
  --lattish-accent: oklch(0.85 0.18 95);

  /* Fallbacks for older browsers */
  --bg: #0f1114;
  --surface: #161a20;
  --text: #e6e9ed;
  --accent: #a78bfa;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 13px;
  background: var(--background);
  color: var(--foreground);
}

.pg-root {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.pg-root-resizing-v {
  cursor: col-resize;
  user-select: none;
}

.pg-root-resizing-h {
  cursor: row-resize;
  user-select: none;
}

.pg-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--card);
}

.pg-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.pg-header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pg-layout-presets {
  display: flex;
  gap: 0.15rem;
}

.pg-layout-btn {
  font-family: inherit;
  font-size: 0.7rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: transparent;
  color: var(--muted-foreground);
  cursor: pointer;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.pg-layout-btn:hover {
  color: var(--foreground);
  background: var(--secondary);
  border-color: var(--muted-foreground);
}

.pg-toggle {
  font-family: inherit;
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  color: var(--muted-foreground);
  cursor: pointer;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.pg-toggle:hover {
  color: var(--foreground);
  background: var(--secondary);
  border-color: var(--muted-foreground);
}

.pg-toggle-on {
  background: oklch(0.72 0.18 295 / 0.2);
  border-color: var(--primary);
  color: var(--foreground);
}

.pg-toggle-lattish:hover {
  border-color: oklch(0.85 0.18 95 / 0.5);
}

.pg-toggle-lattish.pg-toggle-on {
  background: oklch(0.85 0.18 95 / 0.25);
  border-color: var(--lattish-accent);
  color: var(--lattish-accent);
}

.pg-toggle-lattish.pg-toggle-on:hover {
  background: oklch(0.85 0.18 95 / 0.35);
}

.pg-hotkeys {
  font-size: 0.7rem;
  color: var(--muted-foreground);
  opacity: 0.8;
}

.pg-run {
  font-family: inherit;
  font-size: 0.85rem;
  padding: 0.35rem 0.9rem;
  border: none;
  border-radius: 4px;
  background: var(--primary);
  color: oklch(0.11 0 0);
  cursor: pointer;
}

.pg-run:hover {
  filter: brightness(1.08);
}

.pg-run:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  filter: none;
}

.pg-body {
  flex: 1;
  display: flex;
  flex-direction: row;
  min-height: 0;
  --left-width: 50;
  --terminal-height: 50;
}

.pg-col {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.pg-col-left {
  width: calc(var(--left-width) * 1%);
  min-width: 200px;
  border-right: 1px solid var(--border);
}

.pg-col-right {
  flex: 1;
  min-width: 180px;
  display: flex;
  flex-direction: column;
}

.pg-resize-v {
  width: 8px;
  flex-shrink: 0;
  cursor: col-resize;
  background: transparent;
  transition: background 0.15s;
  flex-grow: 0;
  position: relative;
  z-index: 5;
}

.pg-resize-v:hover {
  background: var(--primary);
  opacity: 0.3;
}

.pg-resize-h {
  height: 8px;
  flex-shrink: 0;
  cursor: row-resize;
  background: transparent;
  transition: background 0.15s;
  flex-grow: 0;
  position: relative;
  z-index: 5;
}

.pg-resize-h:hover {
  background: var(--primary);
  opacity: 0.3;
}

.pg-col-right .pg-panel-terminal {
  height: calc(var(--terminal-height) * 1%);
  min-height: 80px;
  flex: 0 0 auto;
}

.pg-col-right .pg-panel-preview {
  flex: 1;
  min-height: 80px;
}

.pg-panel {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.pg-panel:last-child {
  border-bottom: none;
}

.pg-panel-files {
  flex: 0 0 auto;
  max-height: 8rem;
}

.pg-panel-editor {
  flex: 2;
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* Editor chrome (code block style) — fills 100% of panel */
.pg-editor-chrome {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  border: none;
  border-radius: 0;
  margin: 0;
  transition: border-color 0.2s;
}

.pg-editor-chrome:hover {
  border-color: oklch(0.72 0.18 295 / 0.2);
}

.pg-editor-chrome-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--card);
}

.pg-editor-chrome-dots {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.pg-editor-chrome-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted-foreground);
  opacity: 0.2;
}

.pg-editor-chrome-filename {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  margin-left: 0.25rem;
}

.pg-editor-chrome-tabs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.pg-editor-chrome-tab {
  font-family: inherit;
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--muted-foreground);
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}

.pg-editor-chrome-tab:hover {
  color: var(--foreground);
}

.pg-editor-chrome-tab-active {
  background: var(--secondary);
  color: var(--foreground);
}

.pg-editor-chrome-body {
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.pg-files-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted-foreground);
  margin-bottom: 0.35rem;
}

.pg-files-item {
  display: block;
  width: 100%;
  text-align: left;
  font-family: inherit;
  font-size: 0.8rem;
  padding: 0.25rem 0.4rem;
  margin-bottom: 0.15rem;
  border: none;
  border-radius: 3px;
  background: transparent;
  color: var(--foreground);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.pg-files-item:hover {
  background: oklch(0.72 0.18 295 / 0.12);
}

.pg-files-item-selected {
  background: oklch(0.72 0.18 295 / 0.2);
  font-weight: 600;
}

/* Editor with line numbers — fills 100% of chrome body */
.pg-editor {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  height: 100%;
}

.pg-editor__gutter {
  flex-shrink: 0;
  padding: 0.6rem 0.5rem 0.6rem 0.6rem;
  overflow-y: auto;
  overflow-x: hidden;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.85rem;
  line-height: 1.45;
  white-space: pre;
  text-align: right;
  color: var(--muted-foreground);
  user-select: none;
  min-width: 2.5rem;
  scrollbar-width: none;
}

.pg-editor__gutter::-webkit-scrollbar {
  display: none;
}

.pg-editor__content {
  flex: 1;
  position: relative;
  min-width: 0;
  min-height: 0;
}

.pg-editor__highlight {
  position: absolute;
  inset: 0;
  padding: 0.6rem;
  overflow: auto;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.85rem;
  line-height: 1.45;
  white-space: pre;
  word-wrap: normal;
  color: var(--foreground);
  pointer-events: none;
}

.pg-editor__textarea {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  resize: none;
  padding: 0.6rem;
  border: none;
  outline: none;
  background: transparent;
  color: transparent;
  caret-color: var(--foreground);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.85rem;
  line-height: 1.45;
  white-space: pre;
}

.pg-editor__textarea:focus {
  outline: none;
}

.pg-editor__textarea::selection {
  background: oklch(0.72 0.18 295 / 0.35);
}

/* Syntax highlighting — tishlang style: primary (keywords), primary/70 (strings), chart-4 (types/numbers), muted (comments/ops) */
.hl-comment { color: var(--muted-foreground); opacity: 0.5; font-style: italic; }
.hl-string { color: var(--primary); opacity: 0.7; }
.hl-keyword { color: var(--primary); }
.hl-storage { color: var(--primary); }
.hl-literal { color: var(--primary); }
.hl-type { color: var(--chart-4); }
.hl-number { color: var(--chart-4); }
.hl-operator { color: var(--muted-foreground); }
.hl-ident { color: var(--foreground); }
.hl-punctuation { color: var(--muted-foreground); }
.hl-tag { color: var(--primary); opacity: 0.7; }
.hl-selector-id { color: var(--chart-4); }
.hl-selector-class { color: var(--chart-4); }
.hl-color { color: var(--chart-4); }

/* Thin scrollbars (tishlang scrollbar-thin) */
.scrollbar-thin {
  scrollbar-width: thin;
  scrollbar-color: oklch(0.35 0 0) transparent;
}

.scrollbar-thin::-webkit-scrollbar {
  height: 6px;
  width: 6px;
}

.scrollbar-thin::-webkit-scrollbar-track {
  background: transparent;
}

.scrollbar-thin::-webkit-scrollbar-thumb {
  background: oklch(0.35 0 0);
  border-radius: 3px;
}

.scrollbar-thin::-webkit-scrollbar-thumb:hover {
  background: oklch(0.45 0 0);
}

.pg-terminal {
  flex: 1;
  min-height: 6rem;
  display: flex;
  flex-direction: column;
}

.pg-terminal__label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted-foreground);
  margin-bottom: 0.35rem;
}

.pg-terminal__out {
  flex: 1;
  margin: 0;
  padding: 0.5rem;
  overflow: auto;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--muted-foreground);
  font-family: inherit;
  font-size: 0.8rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.pg-preview {
  display: flex;
  flex-direction: column;
  min-height: 0;
  flex: 1;
}

.pg-preview__label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted-foreground);
  margin-bottom: 0.35rem;
  flex-shrink: 0;
}

.pg-preview__body,
.pg-preview__iframe,
.pg-preview__slot {
  flex: 1;
  min-height: 4rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--background);
}

.pg-preview__body {
  margin: 0;
  padding: 0.5rem;
  overflow: auto;
  color: var(--muted-foreground);
  font-family: inherit;
  font-size: 0.8rem;
  white-space: pre-wrap;
}

.pg-preview__iframe {
  display: none;
  width: 100%;
  height: 100%;
  min-height: 0;
  flex: 1;
  border: 1px solid var(--border);
  border-radius: 4px;
}