/* ═══════════════════════════════════════════════════════
   UI Emulator — Core Styles v2
   Base resolution: 1920×1080
   ═══════════════════════════════════════════════════════ */

:root {
  /* Scale */
  --ui-scale: 1;
  --bg-scale: 1;
  --viewport-w: 1920;
  --viewport-h: 1080;

  /* Z-index layers */
  --z-background: 0;
  --z-windows: 100;
  --z-overlays: 10000;
  --z-context-menu: 20000;
  --z-panel: 30000;
  --z-panel-toggle: 30001;
  --z-toast: 40000;
  --z-export-progress: 50000;

  /* Panel theme — Modern Glass/Obsidian style */
  --panel-bg: rgba(26, 26, 36, 0.75);
  --panel-border: rgba(255, 255, 255, 0.08);
  --panel-accent: #6b7afa;
  --panel-accent-dim: rgba(107, 122, 250, 0.25);
  --panel-text: #e2e2e6;
  --panel-text-dim: #8b8b99;
  --panel-input-bg: rgba(15, 15, 20, 0.6);
  --panel-btn-bg: rgba(255, 255, 255, 0.04);
  --panel-btn-hover: rgba(255, 255, 255, 0.09);
  --panel-section-bg: rgba(0, 0, 0, 0.15);
  --panel-width: 340px;

  /* Context menu */
  --ctx-bg: #252526;
  --ctx-hover: #444;
  --ctx-border: #555;

  /* Comment pins */
  --pin-color: #ff4080;
  --pin-glow: rgba(255, 64, 128, 0.6);

  /* Export highlight */
  --export-highlight: rgba(0, 255, 128, 0.25);
  --export-border: rgba(0, 255, 128, 0.8);

  /* Toast */
  --toast-bg: rgba(10, 16, 28, 0.92);
  --toast-success: #00e878;
  --toast-error: #ff4060;
  --toast-info: #00c8ff;
}

/* ── Reset ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background: #000;
  color: var(--panel-text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  overflow: hidden;
  width: 100vw;
  height: 100vh;
  user-select: none;
}

/* ── SVG inline icon ───────────────────────────────── */
.si {
  width: 14px;
  height: 14px;
  display: inline-block;
  vertical-align: -2px;
  flex-shrink: 0;
}

/* ── Viewport ──────────────────────────────────────── */
#ui-viewport {
  position: absolute;
  top: 0;
  left: 0;
  width: calc(var(--viewport-w) * 1px);
  height: calc(var(--viewport-h) * 1px);
  z-index: var(--z-windows);
  transform-origin: top left;
  transform: scale(var(--ui-scale));
  overflow: hidden;
}

#ui-background {
  position: fixed;
  inset: 0;
  z-index: var(--z-background);
  background: #0a0e18;
  overflow: hidden;
  pointer-events: none;
}

#ui-background img,
#ui-background video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(var(--bg-scale));
  transform-origin: center center;
}

#ui-windows {
  position: absolute;
  inset: 0;
  z-index: var(--z-windows);
}

#ui-overlays {
  position: absolute;
  inset: 0;
  z-index: var(--z-overlays);
  pointer-events: none;
}

/* ── Window wrapper ────────────────────────────────── */
.ui-window {
  --window-bg-opacity: 1;
  position: absolute;
  display: none;
  background: transparent;
}

.ui-window.ui-window-opaque-frame {
  background: rgba(8, 12, 16, var(--window-bg-opacity));
}

.ui-window[data-opacity-mode="content"] {
  background: transparent;
}

.ui-window.open {
  display: block;
}

/* Resize handles */
.ui-resize-handle {
  position: absolute;
  z-index: 40;
  pointer-events: auto;
  touch-action: none;
}
.ui-resize-handle.n  { top: -6px; left: 6px; right: 6px; height: 12px; cursor: n-resize; }
.ui-resize-handle.s  { bottom: -6px; left: 6px; right: 6px; height: 12px; cursor: s-resize; }
.ui-resize-handle.e  { right: -6px; top: 6px; bottom: 6px; width: 12px; cursor: e-resize; }
.ui-resize-handle.w  { left: -6px; top: 6px; bottom: 6px; width: 12px; cursor: w-resize; }
.ui-resize-handle.ne { top: -6px; right: -6px; width: 16px; height: 16px; cursor: ne-resize; }
.ui-resize-handle.nw { top: -6px; left: -6px; width: 16px; height: 16px; cursor: nw-resize; }
.ui-resize-handle.se { bottom: -6px; right: -6px; width: 16px; height: 16px; cursor: se-resize; }
.ui-resize-handle.sw { bottom: -6px; left: -6px; width: 16px; height: 16px; cursor: sw-resize; }

/* ── Context menu ──────────────────────────────────── */
.ui-context-menu {
  position: fixed;
  z-index: var(--z-context-menu);
  background: var(--ctx-bg);
  border: 1px solid var(--ctx-border);
  border-radius: 4px;
  min-width: 180px;
  padding: 4px 0;
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.6);
}

.ui-context-menu ul { list-style: none; }

.ui-context-menu li {
  padding: 6px 16px;
  font-size: 13px;
  color: var(--panel-text);
  cursor: pointer;
  transition: background 0.15s;
}

.ui-context-menu li:hover { background: var(--ctx-hover); }

.ui-context-menu li.separator {
  height: 1px;
  background: var(--ctx-border);
  margin: 4px 8px;
  padding: 0;
  cursor: default;
}

.ui-context-menu li.submenu::after {
  content: '►';
  float: right;
  opacity: 0.5;
}

/* ── Mode Indicator ────────────────────────────────── */
#ui-mode-indicator {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: var(--z-panel-toggle);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 20px;
  backdrop-filter: blur(12px);
  font-size: 12px;
  font-weight: 600;
  color: var(--panel-accent);
  pointer-events: none;
  transition: opacity 0.3s, border-color 0.3s;
}

#ui-mode-indicator .mode-icon { font-size: 14px; }

body[data-mode="export"] #ui-mode-indicator {
  border-color: var(--export-border);
  color: var(--toast-success);
}

body[data-mode="comment"] #ui-mode-indicator {
  border-color: var(--pin-color);
  color: var(--pin-color);
}

/* ── Hidden attribute override fix ─────────────────── */
#ui-comment-toolbar[hidden] { display: none !important; }

/* ── Comment Floating Toolbar ──────────────────────── */
#ui-comment-toolbar {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-panel-toggle);
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.ct-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}

.ct-hint {
  font-size: 12px;
  color: var(--panel-text-dim);
  white-space: nowrap;
}

.ct-author-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--panel-text-dim);
}

.ct-author-input {
  width: 100px;
  padding: 3px 8px;
  background: var(--panel-input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 4px;
  color: var(--panel-text);
  font-size: 11px;
  outline: none;
}

.ct-author-input:focus { border-color: var(--panel-accent); }

.ct-btn {
  padding: 4px 10px;
  background: var(--panel-btn-bg);
  border: 1px solid var(--panel-border);
  border-radius: 4px;
  color: var(--panel-text);
  font-size: 11px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.ct-btn:hover {
  background: var(--panel-btn-hover);
  border-color: var(--panel-accent-dim);
}

.ct-danger:hover {
  border-color: #ff4060;
  color: #ff4060;
}

/* ── Toast Notifications ───────────────────────────── */
#ui-toasts {
  position: fixed;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  pointer-events: none;
}

.ui-toast {
  padding: 8px 18px;
  background: var(--toast-bg);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  font-size: 12px;
  font-weight: 500;
  color: var(--panel-text);
  animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
  white-space: nowrap;
}

.ui-toast.success { border-color: var(--toast-success); color: var(--toast-success); }
.ui-toast.error   { border-color: var(--toast-error);   color: var(--toast-error); }
.ui-toast.info    { border-color: var(--toast-info);     color: var(--toast-info); }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes toastOut {
  from { opacity: 1; }
  to   { opacity: 0; transform: translateY(-10px); }
}

/* ── Export Progress Overlay ───────────────────────── */
#ui-export-progress[hidden] { display: none !important; }

#ui-export-progress {
  position: fixed;
  inset: 0;
  z-index: var(--z-export-progress);
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.ep-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 24px 40px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
}

.ep-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--panel-border);
  border-top-color: var(--panel-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.ep-text {
  font-size: 13px;
  color: var(--panel-text);
}

.ep-bar {
  width: 200px;
  height: 4px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  overflow: hidden;
}

.ep-bar-fill {
  width: 0;
  height: 100%;
  background: var(--panel-accent);
  border-radius: 2px;
  transition: width 0.3s ease;
}

/* ── Loading Screen ────────────────────────────────── */
#ui-loading-screen {
  position: fixed;
  inset: 0;
  z-index: 999999;
  background: var(--panel-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--panel-accent);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 2px;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

#ui-loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-content {
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.side-controls {
  position: fixed;
  right: 24px;
  top: 24px;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-end;
  transition: right 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

body[data-panel-open="true"] .side-controls {
  right: calc(var(--panel-width) + 24px);
}

/* ── Control Panel Toggle ──────────────────────────── */
.main-ui-btn {
  height: 40px;
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  background: rgba(26, 26, 36, 0.5);
  color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2), 0 0 0 1px rgba(0,0,0,0.5) inset;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  letter-spacing: 0.3px;
}

.main-ui-btn kbd {
  background: rgba(255, 255, 255, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.5);
  font-family: inherit;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.main-ui-btn:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
  color: #fff;
  background: rgba(30, 30, 30, 0.85);
  box-shadow: 0 6px 16px rgba(0,0,0,0.3), 0 0 0 1px rgba(0,0,0,0.5) inset;
}

.main-ui-btn:active {
  transform: translateY(1px);
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.main-ui-btn-primary {
  background: rgba(107, 122, 250, 0.15);
  border-color: rgba(107, 122, 250, 0.3);
  color: #aeb6ff;
}

.main-ui-btn-primary:hover {
  background: rgba(107, 122, 250, 0.25);
  border-color: rgba(107, 122, 250, 0.5);
  color: #ffffff;
}

#ui-panel-arrow {
  position: fixed;
  top: 16px;
  right: 56px;
  z-index: var(--z-panel-toggle);
  color: var(--panel-accent);
  animation: bounceRight 1s infinite;
  transition: opacity 0.5s ease;
}

#ui-panel-arrow[hidden] {
  opacity: 0;
  pointer-events: none;
  display: block !important;
}

@keyframes bounceRight {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(5px); }
}

/* ── Control Panel ─────────────────────────────────── */
#ui-control-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: var(--panel-width);
  height: 100vh;
  z-index: var(--z-panel);
  background: var(--panel-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-left: 1px solid var(--panel-border);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  transform: translateX(0);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#ui-control-panel.closed {
  transform: translateX(100%);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--panel-border);
  flex-shrink: 0;
}

.panel-header h2 {
  font-size: 13px;
  font-weight: 700;
  color: var(--panel-accent);
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.panel-header button {
  background: none;
  border: none;
  color: var(--panel-text-dim);
  font-size: 16px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
}

.panel-header button:hover {
  color: var(--panel-text);
  background: rgba(255,255,255,0.05);
}

.panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0;
}

.panel-body::-webkit-scrollbar { width: 4px; }
.panel-body::-webkit-scrollbar-thumb {
  background: var(--panel-accent-dim);
  border-radius: 2px;
}

/* ── Panel sections ────────────────────────────────── */
.panel-section {
  padding: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

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

.panel-section h3 {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--panel-text-dim);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.panel-section h3 .si {
  color: var(--panel-accent);
  opacity: 0.8;
}

.panel-input {
  width: 100%;
  padding: 8px 12px;
  background: var(--panel-input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  color: var(--panel-text);
  font-size: 13px;
  outline: none;
  transition: all 0.2s;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.1);
}

.panel-input:focus {
  border-color: var(--panel-accent);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.1), 0 0 0 2px var(--panel-accent-dim);
}

.panel-select {
  padding: 4px 8px;
  background: var(--panel-input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 6px;
  color: var(--panel-text);
  font-size: 12px;
  outline: none;
  transition: border-color 0.2s;
}

.panel-select:focus { border-color: var(--panel-accent); }

.panel-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 14px;
  background: var(--panel-btn-bg);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  color: var(--panel-text);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.panel-btn:hover {
  background: var(--panel-btn-hover);
  border-color: var(--panel-accent-dim);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.panel-btn:active {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.panel-btn-sm {
  padding: 5px 10px;
  font-size: 11px;
}

.panel-btn-danger:hover {
  background: rgba(255, 64, 96, 0.15);
  border-color: rgba(255, 64, 96, 0.4);
  color: #ff80a0;
}

.btn-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  flex-wrap: wrap;
}

/* ── Mode buttons ──────────────────────────────────── */
.mode-buttons {
  display: flex;
  gap: 4px;
}

.mode-btn {
  flex: 1;
  padding: 7px 6px;
  background: var(--panel-btn-bg);
  border: 1px solid var(--panel-border);
  border-radius: 6px;
  color: var(--panel-text-dim);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.mode-btn .mb-icon { font-size: 13px; }

.mode-btn.active {
  color: var(--panel-text);
  border-color: var(--panel-accent);
  background: var(--panel-accent);
  box-shadow: 0 0 8px rgba(58, 117, 196, 0.3);
}

.mode-btn:hover:not(.active) {
  border-color: var(--panel-accent-dim);
  color: var(--panel-text);
}

/* ── Toggle row ────────────────────────────────────── */
.toggle-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  font-size: 13px;
  cursor: pointer;
  color: var(--panel-text);
  transition: color 0.2s;
}

.toggle-row:hover {
  color: #fff;
}

.toggle-row input[type="checkbox"] {
  accent-color: var(--panel-accent);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.inline-field {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  font-size: 13px;
}

.inline-field input[type="number"] {
  width: 54px;
  padding: 4px 8px;
  background: var(--panel-input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 6px;
  color: var(--panel-text);
  font-size: 12px;
  outline: none;
}

.inline-field input:focus { border-color: var(--panel-accent); }
.inline-field span { color: var(--panel-text-dim); font-size: 11px; }

/* Scale presets */
.scale-preset.active {
  border-color: var(--panel-accent);
  color: var(--panel-accent);
}

/* ── Windows list ──────────────────────────────────── */
.window-list-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 6px 0;
}

.window-list-item span { font-size: 12px; }

.window-list-head {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.window-list-main {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.window-opacity-row {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
}

.window-opacity-label {
  width: 74px;
  flex: 0 0 auto;
  font-size: 11px;
  color: var(--panel-text-dim);
}

.window-opacity-range {
  flex: 1;
  margin: 0;
  height: 4px;
}

.window-opacity-value {
  width: 64px;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 3px;
  font-size: 11px;
  color: var(--panel-text-dim);
  font-variant-numeric: tabular-nums;
}

.window-opacity-number {
  width: 44px;
  height: 20px;
  padding: 0 4px;
  text-align: right;
  font-size: 11px;
  color: var(--panel-text);
  background: var(--panel-input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 4px;
}

.window-opacity-number:focus {
  outline: none;
  border-color: var(--panel-accent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--panel-accent) 50%, transparent);
}

.window-opacity-unit {
  color: var(--panel-text-dim);
}

.window-version-select {
  min-width: 90px;
  max-width: 140px;
  padding: 2px 6px;
  font-size: 11px;
  color: var(--panel-text);
  background: var(--panel-input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 5px;
  outline: none;
  cursor: pointer;
}

.window-version-select:hover,
.window-version-select:focus {
  border-color: var(--panel-accent-dim);
}

.window-version-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1px 6px;
  font-size: 10px;
  letter-spacing: 0.4px;
  color: var(--panel-accent);
  border: 1px solid rgba(0, 200, 255, 0.25);
  border-radius: 999px;
  background: rgba(0, 200, 255, 0.08);
}

.window-list-toggle {
  position: relative;
  width: 32px;
  height: 16px;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
}

.window-list-toggle::after {
  content: '';
  position: absolute;
  left: 2px;
  top: 2px;
  width: 12px;
  height: 12px;
  background: var(--panel-text-dim);
  border-radius: 50%;
  transition: all 0.2s;
}

.window-list-toggle.on {
  background: rgba(0, 200, 255, 0.3);
}

.window-list-toggle.on::after {
  left: 18px;
  background: var(--panel-accent);
}

/* ── Background gallery ────────────────────────────── */
.bg-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  margin-bottom: 6px;
}

.bg-thumb {
  aspect-ratio: 16/9;
  border: 2px solid transparent;
  border-radius: 4px;
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.15s;
  background: rgba(255,255,255,0.05);
}

.bg-thumb:hover {
  border-color: var(--panel-accent-dim);
  transform: scale(1.05);
}

.bg-thumb.active {
  border-color: var(--panel-accent);
  box-shadow: 0 0 8px var(--panel-accent-dim);
}

.bg-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ── Export tree ───────────────────────────────────── */
.export-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  font-size: 11px;
}

.export-scale-label {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--panel-text-dim);
}

#ui-export-tree {
  max-height: 300px;
  overflow-y: auto;
  margin: 8px 0;
}

.export-tree-window {
  margin-bottom: 6px;
}

.export-tree-window summary {
  font-size: 12px;
  font-weight: 600;
  color: var(--panel-text);
  cursor: pointer;
  padding: 2px 0;
}

.export-tree-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 2px 0 2px 16px;
  font-size: 11px;
}

.export-tree-item input[type="checkbox"] {
  accent-color: var(--panel-accent);
}

.export-variant-count {
  color: var(--panel-text-dim);
  font-size: 10px;
}

/* ── Comment pins ──────────────────────────────────── */
.comment-pin {
  position: absolute;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--pin-color);
  border: 2px solid rgba(255,255,255,0.8);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  pointer-events: auto;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 8px var(--pin-glow);
  transition: transform 0.15s, box-shadow 0.15s;
  z-index: 1;
}

.comment-pin:hover {
  transform: translate(-50%, -50%) scale(1.2);
  box-shadow: 0 0 16px var(--pin-glow);
}

/* Pins visible in all modes when toggled on */
.ui-pins-hidden .comment-pin { display: none; }

.comment-card {
  position: absolute;
  width: 260px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 10px;
  pointer-events: auto;
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  z-index: 2;
  backdrop-filter: blur(12px);
}

.comment-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 11px;
}

.comment-author {
  color: var(--panel-accent);
  font-weight: 600;
}

.comment-time {
  color: var(--panel-text-dim);
  flex: 1;
}

.comment-delete {
  background: none;
  border: none;
  color: var(--panel-text-dim);
  cursor: pointer;
  font-size: 12px;
  padding: 0 4px;
}

.comment-delete:hover { color: #ff4060; }

.comment-text {
  width: 100%;
  background: var(--panel-input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 4px;
  color: var(--panel-text);
  font-size: 12px;
  padding: 6px 8px;
  resize: vertical;
  outline: none;
}

.comment-text:focus { border-color: var(--panel-accent); }

.comment-card-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 6px;
}

.comment-save-btn {
  padding: 3px 12px;
  background: rgba(0, 200, 255, 0.15);
  border: 1px solid var(--panel-accent);
  border-radius: 4px;
  color: var(--panel-accent);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.comment-save-btn:hover {
  background: rgba(0, 200, 255, 0.25);
}

/* ── Export mode highlights ─────────────────────────── */
.ui-export-highlight {
  outline: 2px dashed var(--export-border);
  outline-offset: 2px;
  cursor: pointer;
}

.ui-export-highlight:hover {
  background: var(--export-highlight) !important;
}

/* ── Comments list in panel ────────────────────────── */
#ui-comments-list {
  max-height: 250px;
  overflow-y: auto;
  margin: 6px 0;
}

.comment-list-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 0;
  font-size: 11px;
  cursor: pointer;
  transition: color 0.15s;
}

.comment-list-item:hover { color: var(--panel-accent); }

.comment-list-pin-num {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--pin-color);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ── Help section ──────────────────────────────────── */
.panel-help { background: rgba(0, 40, 60, 0.15); }

.help-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 10px;
  font-size: 11px;
}

.help-grid kbd {
  padding: 1px 6px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 3px;
  font-family: inherit;
  font-size: 10px;
  color: var(--panel-accent);
  text-align: center;
}

.help-grid span { color: var(--panel-text-dim); }

/* ── Range input ───────────────────────────────────── */
input[type="range"] {
  width: 100%;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--panel-input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 4px;
  outline: none;
  margin: 10px 0;
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.1);
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--panel-accent);
  cursor: pointer;
  border: 2px solid var(--panel-bg);
  box-shadow: 0 0 6px var(--panel-accent-dim), 0 2px 4px rgba(0,0,0,0.2);
  transition: transform 0.1s;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.1);
  background: #fff;
}

/* ── Utility ───────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Scrollbar global ──────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

/* ═══════════════════════════════════════════════════════
   GitHub Auth UI — Floating Badge (top-right)
   ═══════════════════════════════════════════════════════ */

#ui-auth-badge {
  position: fixed;
  top: 10px;
  left: 150px; /* offset to avoid mode indicator on left or right panel on right */
  z-index: 100000;
  display: flex;
  align-items: center;
}

.gh-login-btn-float {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: #252526;
  border: 1px solid #444;
  border-radius: 20px;
  color: #ccc;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.gh-login-btn-float:hover {
  background: #333;
  border-color: var(--panel-accent);
  color: #fff;
}

.gh-login-btn-float svg { flex-shrink: 0; }

.gh-user-float {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px 4px 4px;
  background: #252526;
  border: 1px solid var(--panel-accent);
  border-radius: 20px;
  font-size: 12px;
  color: var(--panel-text);
}

.panel-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.gh-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--panel-accent-dim);
}

.gh-logout-btn {
  background: none;
  border: none;
  color: var(--panel-text-dim);
  font-size: 11px;
  cursor: pointer;
  padding: 0 2px;
}

.gh-logout-btn:hover { color: #ff4060; }

/* ═══════════════════════════════════════════════════════
   Comment Thread Styles
   ═══════════════════════════════════════════════════════ */

/* Remote pins — slightly different look */
.comment-pin-remote {
  background: #6c5ce7;
  box-shadow: 0 0 8px rgba(108, 92, 231, 0.6);
}

.comment-pin-remote:hover {
  box-shadow: 0 0 16px rgba(108, 92, 231, 0.8);
}

/* Reply count badge on pin */
.pin-reply-badge {
  position: absolute;
  top: -6px;
  right: -8px;
  min-width: 14px;
  height: 14px;
  padding: 0 3px;
  background: var(--panel-accent);
  border-radius: 7px;
  color: #000;
  font-size: 8px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* Avatar in comment cards */
.comment-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  flex-shrink: 0;
}

.comment-avatar-sm {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Comment message (first message, non-editable) */
.comment-message {
  padding: 6px 8px;
  background: rgba(255,255,255,0.04);
  border-radius: 4px;
  font-size: 12px;
  color: var(--panel-text);
  margin-bottom: 6px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* Thread container */
.comment-thread {
  max-height: 200px;
  overflow-y: auto;
  margin-bottom: 6px;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 6px;
}

.comment-thread-loading,
.comment-thread-empty {
  font-size: 11px;
  color: var(--panel-text-dim);
  text-align: center;
  padding: 8px 0;
}

.comment-thread-locked {
  font-size: 11px;
  color: var(--panel-text-dim);
  text-align: center;
  padding: 6px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  margin-top: 4px;
}

/* Individual reply */
.comment-reply {
  display: flex;
  gap: 6px;
  padding: 4px 0;
}

.comment-reply + .comment-reply {
  border-top: 1px solid rgba(255,255,255,0.04);
}

.comment-reply-body { flex: 1; min-width: 0; }

.comment-reply-header {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  margin-bottom: 2px;
}

.comment-reply-header .comment-author {
  font-size: 10px;
}

.comment-reply-header .comment-time {
  font-size: 9px;
}

.comment-reply-text {
  font-size: 11px;
  color: var(--panel-text);
  white-space: pre-wrap;
  word-break: break-word;
}

.comment-reply-delete {
  background: none;
  border: none;
  color: var(--panel-text-dim);
  cursor: pointer;
  font-size: 10px;
  padding: 0 2px;
  margin-left: auto;
  flex-shrink: 0;
}

.comment-reply-delete:hover { color: #ff4060; }

/* Reply input area */
.comment-reply-wrap {
  display: flex;
  gap: 6px;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 6px;
}

.comment-reply-input {
  flex: 1;
  background: var(--panel-input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 4px;
  color: var(--panel-text);
  font-size: 11px;
  padding: 4px 8px;
  resize: none;
  outline: none;
}

.comment-reply-input:focus { border-color: var(--panel-accent); }

.comment-reply-btn {
  align-self: flex-end;
  padding: 4px 10px;
  background: rgba(0, 200, 255, 0.15);
  border: 1px solid var(--panel-accent);
  border-radius: 4px;
  color: var(--panel-accent);
  font-size: 10px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s;
}

.comment-reply-btn:hover { background: rgba(0, 200, 255, 0.25); }
.comment-reply-btn:disabled { opacity: 0.5; cursor: default; }

/* Lock thread button */
.comment-lock-btn {
  background: none;
  border: none;
  font-size: 12px;
  cursor: pointer;
  padding: 0 4px;
  opacity: 0.5;
  transition: opacity 0.15s;
}

.comment-lock-btn:hover { opacity: 1; }

/* Resolve (complete) button */
.comment-resolve-btn {
  background: none;
  border: none;
  font-size: 14px;
  cursor: pointer;
  padding: 0 4px;
  color: var(--toast-success);
  opacity: 0.6;
  transition: opacity 0.15s;
}

.comment-resolve-btn:hover { opacity: 1; }

/* Move mode */
.ct-btn-active {
  background: rgba(0, 200, 255, 0.25);
  border-color: var(--panel-accent);
  color: var(--panel-accent);
}

.ui-pins-move-mode .comment-pin {
  cursor: grab;
  animation: pinPulse 1.5s infinite;
}

.ui-pins-move-mode .comment-pin.comment-pin-moving {
  cursor: grabbing;
  transform: translate(-50%, -50%) scale(1.3);
  box-shadow: 0 0 20px var(--pin-glow);
}

@keyframes pinPulse {
  0%, 100% { box-shadow: 0 0 8px var(--pin-glow); }
  50% { box-shadow: 0 0 18px var(--pin-glow); }
}

/* ═══════════════════════════════════════════════════════
   Panel Header Links
   ═══════════════════════════════════════════════════════ */
.panel-header-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  height: 26px;
  padding: 0 10px;
  gap: 6px;
  background: none;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 4px;
  color: var(--panel-text-dim);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
}

.panel-header-link:hover {
  color: var(--panel-accent);
  border-color: var(--panel-accent-dim);
  background: rgba(0, 200, 255, 0.08);
}

/* ═══════════════════════════════════════════════════════
   Guide Dialog
   ═══════════════════════════════════════════════════════ */
.ui-guide-overlay {
  position: fixed;
  inset: 0;
  z-index: 200000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.ui-guide-overlay[hidden] {
  display: none !important;
}

.ui-guide-dialog {
  width: 640px;
  max-width: 92vw;
  max-height: 85vh;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.ui-guide-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--panel-border);
  flex-shrink: 0;
  gap: 8px;
}

.ui-guide-header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.ui-guide-export-btn {
  background: var(--panel-btn-bg);
  border: 1px solid var(--panel-border);
  color: var(--panel-text);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
}

.ui-guide-export-btn:hover {
  background: var(--panel-btn-hover);
  color: var(--panel-accent);
  border-color: var(--panel-accent-dim);
}

.ui-guide-header h3 {
  font-size: 13px;
  font-weight: 700;
  color: var(--panel-accent);
  letter-spacing: 0.5px;
}

.ui-guide-close {
  background: none;
  border: none;
  color: var(--panel-text-dim);
  font-size: 16px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 3px;
}

.ui-guide-close:hover { color: #ff4060; background: rgba(255,64,96,0.15); }

.ui-guide-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  user-select: text;
  cursor: auto;
}

.ui-guide-section {
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.ui-guide-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.ui-guide-section h4 {
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}

.ui-guide-section p {
  font-size: 12px;
  color: var(--panel-text);
  line-height: 1.6;
  margin-bottom: 6px;
}

.ui-guide-section ol {
  margin: 6px 0;
  padding-left: 20px;
  font-size: 12px;
  color: var(--panel-text);
  line-height: 1.8;
}

.ui-guide-section a {
  color: var(--panel-accent);
  text-decoration: none;
}

.ui-guide-section a:hover { text-decoration: underline; }

.ui-guide-section pre {
  background: rgba(0, 10, 20, 0.6);
  border: 1px solid rgba(0, 200, 255, 0.1);
  border-radius: 4px;
  padding: 10px 12px;
  overflow-x: auto;
  margin: 6px 0;
  position: relative;
}

.ui-guide-copy-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  background: rgba(0, 80, 120, 0.5);
  border: 1px solid rgba(0, 200, 255, 0.2);
  color: var(--panel-text-dim);
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 3px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s, color 0.2s, background 0.2s;
  z-index: 1;
  user-select: none;
}

.ui-guide-section pre:hover .ui-guide-copy-btn {
  opacity: 1;
}

.ui-guide-copy-btn:hover {
  color: var(--panel-accent);
  background: rgba(0, 120, 180, 0.5);
}

.ui-guide-copy-btn.copied {
  color: var(--toast-success);
  border-color: rgba(0, 232, 120, 0.3);
}

.ui-guide-section code {
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 11px;
  color: #8de8b0;
  line-height: 1.6;
}

.ui-guide-prompt code {
  color: #c8d8e8;
}

.ui-version-picker-dialog {
  width: 520px;
}

.ui-version-picker-subtitle {
  margin: 0 0 10px;
  font-size: 12px;
  color: var(--panel-text-dim);
}

.ui-version-picker-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ui-version-option {
  width: 100%;
  text-align: left;
  border: 1px solid var(--panel-border);
  background: rgba(0, 22, 36, 0.65);
  color: var(--panel-text);
  border-radius: 6px;
  padding: 10px 12px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.ui-version-option:hover {
  border-color: var(--panel-accent-dim);
  background: rgba(0, 48, 72, 0.55);
}

.ui-version-option-main {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: #ffffff;
}

.ui-version-option-meta {
  display: block;
  margin-top: 2px;
  font-size: 11px;
  color: var(--panel-text-dim);
}

/* ═══════════════════════════════════════════════════════
   Image Zoom Modal
   ═══════════════════════════════════════════════════════ */
#ui-image-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
}

#ui-image-modal[hidden] {
  display: none !important;
}

.ui-image-modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  cursor: zoom-out;
}

#ui-image-modal-img {
  position: relative;
  max-width: 95%;
  max-height: 95%;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
  z-index: 1;
}

#ui-image-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

#ui-image-modal-close:hover {
  background: rgba(255, 255, 255, 0.1);
}

.ui-discussion-text img,
.comment-message img,
.comment-reply-text img {
  max-width: 100%;
  max-height: 200px;
  border-radius: 4px;
  cursor: zoom-in;
  display: block;
  margin: 8px 0;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ═══════════════════════════════════════════════════════
   Discussion Chat Panel — slide-out from bottom
   ═══════════════════════════════════════════════════════ */
.ui-discussion {
  position: fixed;
  bottom: 70px;
  left: 50%;
  width: 400px;
  max-width: 90vw;
  height: 60vh;
  max-height: 500px;
  z-index: 150000;
  display: flex;
  flex-direction: column;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.ui-discussion.closed {
  transform: translateX(-50%) translateY(20px);
  opacity: 0;
  pointer-events: none;
}

.ui-discussion-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--panel-border);
  flex-shrink: 0;
}

.ui-discussion-header h3 {
  font-size: 13px;
  font-weight: 700;
  color: var(--panel-accent);
  flex: 1;
}

.ui-discussion-status {
  display: flex;
  align-items: center;
  gap: 4px;
}

.ui-discussion-live {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--toast-success);
  animation: discussionPulse 2s ease-in-out infinite;
}

@keyframes discussionPulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 4px var(--toast-success); }
  50% { opacity: 0.4; box-shadow: none; }
}

.ui-discussion-messages {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ui-discussion-loading {
  text-align: center;
  color: var(--panel-text-dim);
  font-size: 12px;
  padding: 20px 0;
}

.ui-discussion-msg {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.ui-discussion-msg-own {
  flex-direction: row-reverse;
}

.ui-discussion-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid rgba(255,255,255,0.1);
}

.ui-discussion-msg-body {
  flex: 1;
  min-width: 0;
  background: rgba(0, 20, 40, 0.5);
  border: 1px solid rgba(0, 200, 255, 0.1);
  border-radius: 8px;
  padding: 6px 10px;
}

.ui-discussion-msg-own .ui-discussion-msg-body {
  background: rgba(0, 60, 90, 0.3);
  border-color: rgba(0, 200, 255, 0.2);
}

.ui-discussion-msg-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 2px;
}

.ui-discussion-author {
  font-size: 10px;
  font-weight: 700;
  color: var(--panel-accent);
}

.ui-discussion-time {
  font-size: 9px;
  color: var(--panel-text-dim);
}

.ui-discussion-text {
  font-size: 12px;
  color: var(--panel-text);
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}

.ui-discussion-text a {
  color: var(--panel-accent);
  text-decoration: none;
}

.ui-discussion-text a:hover {
  text-decoration: underline;
}

.ui-discussion-input-wrap {
  display: flex;
  gap: 6px;
  padding: 10px 12px;
  border-top: 1px solid var(--panel-border);
  flex-shrink: 0;
  background: rgba(0, 10, 20, 0.4);
}

.ui-discussion-input {
  flex: 1;
  background: var(--panel-input-bg);
  border: 1px solid var(--panel-border);
  border-radius: 6px;
  color: var(--panel-text);
  font-size: 12px;
  padding: 6px 10px;
  resize: none;
  outline: none;
  font-family: inherit;
}

.ui-discussion-input:focus {
  border-color: var(--panel-accent);
}

.ui-discussion-send {
  align-self: flex-end;
  width: 36px;
  height: 36px;
  background: rgba(0, 200, 255, 0.15);
  border: 1px solid var(--panel-accent);
  border-radius: 50%;
  color: var(--panel-accent);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
  flex-shrink: 0;
}

.ui-discussion-send:hover {
  background: rgba(0, 200, 255, 0.3);
}

.ui-discussion-send:disabled {
  opacity: 0.4;
  cursor: default;
}
/* Optional styles for Discussion Manager additions */
.ui-discussion-msg-del {
  background: none;
  border: none;
  color: #ff7d7d;
  cursor: pointer;
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: 8px;
  padding: 0;
  border-radius: 4px;
}

.ui-discussion-msg-del svg {
  width: 12px;
  height: 12px;
}

.ui-discussion-msg-del:hover {
  color: #ff4c4c;
  background: rgba(255, 0, 0, 0.12);
}

.ui-discussion-reactions {
  margin-top: 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.ui-discussion-reaction {
  background: #2a2a2a;
  border: 1px solid #444;
  border-radius: 12px;
  padding: 2px 6px;
  font-size: 10px;
  cursor: pointer;
  color: #ccc;
  user-select: none;
}
.ui-discussion-reaction:hover {
  background: #333;
}
.ui-discussion-reaction.active {
  background: #1a3a5a;
  border-color: #3a7aca;
  color: #fff;
}
.ui-discussion-reaction-add {
  background: none;
  border: 1px dashed #666;
  border-radius: 12px;
  padding: 2px 6px;
  font-size: 10px;
  cursor: pointer;
  color: #888;
  user-select: none;
}
.ui-discussion-reaction-add:hover {
  border-color: #aaa;
  color: #ccc;
}

/* Canvas Mode - Hide emulator UI */
body.canvas-mode-active #ui-control-panel,
body.canvas-mode-active #ui-panel-toggle,
body.canvas-mode-active #ui-windows-list,
body.canvas-mode-active #ui-auth-badge,
body.canvas-mode-active .side-controls,
body.canvas-mode-active #ui-mode-indicator,
body.canvas-mode-active #ui-discussion-panel,
body.canvas-mode-active #ui-windows-container,
body.canvas-mode-active #ui-header-bar {
  display: none !important;
}