/* ========================================
   Web Publisher Tools - Admin Style
   Primary Color: #FF9F40
   Font: Pretendard
   Icons: Boxicons Regular
   ======================================== */

:root {
  /* Primary Colors */
  --primary-50: #fff7ed;
  --primary-100: #ffedd5;
  --primary-200: #fed7aa;
  --primary-300: #fdba74;
  --primary-400: #fb923c;
  --primary-500: #FF9F40;
  --primary-600: #ea580c;
  --primary-700: #c2410c;

  /* Gray Scale */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --gray-950: #030712;

  /* Semantic Colors */
  --success-500: #22c55e;
  --success-50: #f0fdf4;
  --danger-500: #ef4444;
  --danger-50: #fef2f2;
  --info-500: #3b82f6;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;

  /* Typography */
  --font-family: 'Pretendard Variable', 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono: 'SF Mono', Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;

  /* Border & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;

  /* Layout */
  --sidebar-width: 240px;
  --sidebar-collapsed-width: 72px;
  --header-height: 60px;

  /* Theme Variables - Light */
  --bg-body: var(--gray-100);
  --bg-sidebar: #383838;
  --bg-surface: #ffffff;
  --bg-surface-hover: var(--gray-50);
  --bg-muted: var(--gray-100);
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted: var(--gray-400);
  --text-sidebar: #b0b0b0;
  --text-sidebar-active: #ffffff;
  --border-color: var(--gray-200);
  --border-color-strong: var(--gray-300);

  /* Sidebar Grayscale */
  --sidebar-icon-bg: #505050;
  --sidebar-border: #4a4a4a;
  --sidebar-hover: #454545;
  --sidebar-active: #505050;
}

/* Dark Theme - Grayscale */
[data-theme="dark"] {
  /* Pure Grayscale Backgrounds */
  --bg-body: #0a0a0a;
  --bg-sidebar: #1a1a1a;
  --bg-surface: #1a1a1a;
  --bg-surface-hover: #252525;
  --bg-muted: #202020;

  /* Grayscale Text */
  --text-primary: #e5e5e5;
  --text-secondary: #a3a3a3;
  --text-muted: #737373;
  --text-sidebar: #a3a3a3;
  --text-sidebar-active: #ffffff;

  /* Grayscale Borders */
  --border-color: #2a2a2a;
  --border-color-strong: #3a3a3a;

  /* Sidebar Grayscale */
  --sidebar-icon-bg: #404040;
  --sidebar-border: #2a2a2a;
  --sidebar-hover: #2a2a2a;
  --sidebar-active: #383838;
}

/* ========================================
   Base Styles
   ======================================== */

*,
*::before,
*::after {
  box-sizing: border-box;
}

/* Boxicons Base Style */
.bx {
  font-size: 1.25rem;
  line-height: 1;
  vertical-align: middle;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  height: 100%;
  overflow: hidden;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--bg-body);
  height: 100%;
  overflow: hidden;
}

/* Scrollbar - Light Mode */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}

::-webkit-scrollbar-corner {
  background: var(--gray-100);
}

/* Scrollbar - Dark Mode */
[data-theme="dark"] ::-webkit-scrollbar-track,
[data-theme="dark"]::-webkit-scrollbar-track {
  background: #141414;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb,
[data-theme="dark"]::-webkit-scrollbar-thumb {
  background: #3a3a3a;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover,
[data-theme="dark"]::-webkit-scrollbar-thumb:hover {
  background: #4a4a4a;
}

[data-theme="dark"] ::-webkit-scrollbar-corner,
[data-theme="dark"]::-webkit-scrollbar-corner {
  background: #141414;
}

/* Firefox Scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--gray-300) var(--gray-100);
}

[data-theme="dark"] * {
  scrollbar-color: #3a3a3a #141414;
}

/* ========================================
   App Layout
   ======================================== */

.app {
  display: flex;
  height: 100%;
  overflow: hidden;
}

/* ========================================
   Sidebar
   ======================================== */

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  display: flex;
  flex-direction: column;
  z-index: 100;
  /* transition: width var(--transition-base); */
}

.sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
}

.sidebar.no-transition,
.sidebar.no-transition *,
.sidebar.no-transition .sidebar__toggle,
.sidebar.no-transition .sidebar__logo,
.sidebar.no-transition .sidebar__logo-icon,
.sidebar.no-transition .sidebar__logo-text,
.sidebar.no-transition .nav-menu__text {
  transition: none !important;
}

.sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  height: var(--header-height);
  border-bottom: 1px solid var(--sidebar-border);
}

.sidebar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: #fff;
  font-size: var(--font-size-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.sidebar__logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--sidebar-icon-bg);
  border-radius: var(--radius-md);
  font-size: 1.25rem;
  color: #fff;
  flex-shrink: 0;
}

.sidebar__logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  transition: opacity var(--transition-fast);
}

.sidebar.collapsed .sidebar__logo-text {
  opacity: 0;
  width: 0;
}

.sidebar.collapsed .sidebar__logo {
  display: none;
}

.sidebar.collapsed .sidebar__header {
  justify-content: center;
}

.sidebar__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-sidebar);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sidebar__toggle:hover {
  background: var(--sidebar-hover);
  color: #fff;
}

.sidebar.collapsed .sidebar__toggle {
  width: 40px;
  height: 40px;
  background: var(--sidebar-icon-bg);
  color: #fff;
}

.sidebar.collapsed .sidebar__toggle:hover {
  background: var(--sidebar-hover);
}

.sidebar.collapsed .sidebar__toggle i {
  transform: rotate(180deg);
}

/* Early collapsed state (before JS runs) */
.sidebar-collapsed .sidebar {
  width: var(--sidebar-collapsed-width);
}

.sidebar-collapsed .sidebar__logo {
  display: none;
}

.sidebar-collapsed .sidebar__header {
  justify-content: center;
}

.sidebar-collapsed .sidebar__toggle {
  width: 40px;
  height: 40px;
  background: var(--sidebar-icon-bg);
  color: #fff;
}

.sidebar-collapsed .sidebar__toggle i {
  transform: rotate(180deg);
}

.sidebar-collapsed .nav-menu__text {
  opacity: 0;
  width: 0;
}

.sidebar-collapsed .main {
  margin-left: var(--sidebar-collapsed-width);
}

.sidebar__nav {
  flex: 1;
  padding: var(--space-4) var(--space-2);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.nav-menu__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-sidebar);
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.nav-menu__link:hover {
  background: var(--sidebar-hover);
  color: #fff;
}

.nav-menu__link.active {
  background: var(--sidebar-active);
  color: #fff;
}

.nav-menu__icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.nav-menu__text {
  white-space: nowrap;
  overflow: hidden;
  transition: opacity var(--transition-fast);
}

.sidebar.collapsed .nav-menu__text {
  opacity: 0;
  width: 0;
}

/* Theme Toggle in Header */
.theme-icon--dark {
  display: none;
}

[data-theme="dark"] .theme-icon--light {
  display: none;
}

[data-theme="dark"] .theme-icon--dark {
  display: inline-flex;
}

/* ========================================
   Main Content
   ======================================== */

.main {
  flex: 1;
  margin-left: var(--sidebar-width);
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  /* transition: margin-left var(--transition-base); */
}

.sidebar.collapsed ~ .main {
  margin-left: var(--sidebar-collapsed-width);
}

/* Header */
.header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  height: var(--header-height);
  padding: 0 var(--space-6);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  position: relative;
}

.header__menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

.header__menu-btn:hover {
  background: var(--bg-muted);
}

.header__title {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
}

/* Header Center - Panel Options */
.header__center {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.header__panel-options {
  display: flex;
}

.header__panel-options[hidden] {
  display: none;
}

.btn--header {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 1.25rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn--header:hover {
  background: var(--bg-muted);
  color: var(--primary-500);
}

.btn--header .bx {
  font-size: 1.5rem;
}

/* Content */
.content {
  flex: 1;
  padding: var(--space-6);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ========================================
   Panels
   ======================================== */

.panel {
  display: none;
  height: 100%;
}

.panel.active {
  display: flex;
  flex-direction: column;
}

.panel__toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.panel__actions {
  display: flex;
  gap: var(--space-2);
  margin-left: auto;
}

/* Format Options (HTML, CSS, JS) */
.format-options {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.format-options[hidden] {
  display: none;
}

.format-options__group {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 4px var(--space-2);
  background: var(--bg-muted);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.format-options__title {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  padding-right: var(--space-3);
  border-right: 1px solid var(--border-color);
  margin-right: var(--space-1);
}

.format-options .checkbox {
  font-size: var(--font-size-sm);
}

.format-options .checkbox__label {
  color: var(--text-primary);
}

.format-options .language-select {
  background: transparent;
  padding: 0;
  border-radius: var(--radius-sm);
}

.format-options .language-select__label {
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 500;
  line-height: 1.5;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn .bx {
  font-size: 1.125rem;
}

.btn--primary {
  background: var(--primary-500);
  color: #fff;
}

.btn--primary:hover:not(:disabled) {
  background: var(--primary-600);
}

.btn--secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-color-strong);
}

.btn--secondary:hover:not(:disabled) {
  background: var(--bg-surface-hover);
  border-color: var(--primary-500);
}

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
}

.btn--ghost:hover:not(:disabled) {
  background: var(--bg-muted);
  color: var(--text-primary);
}

.btn--preset {
  padding: var(--space-1) var(--space-3);
  background: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  font-size: var(--font-size-xs);
}

.btn--preset:hover:not(:disabled) {
  border-color: var(--primary-500);
  color: var(--primary-500);
}

.btn--preset.active {
  background: var(--primary-500);
  color: #fff;
  border-color: var(--primary-500);
}

.btn--icon {
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  color: var(--text-secondary);
}

.btn--icon:hover {
  background: var(--bg-muted);
  color: var(--primary-500);
}

/* ========================================
   Form Elements
   ======================================== */

/* Language/View Mode Select */
.language-select,
.view-mode-select {
  display: flex;
  gap: var(--space-1);
  background: var(--bg-muted);
  padding: var(--space-1);
  border-radius: var(--radius-md);
}

.language-select__item,
.view-mode-select__item {
  cursor: pointer;
}

.language-select__item input,
.view-mode-select__item input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.language-select__label,
.view-mode-select__label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.language-select__item:hover .language-select__label,
.view-mode-select__item:hover .view-mode-select__label {
  color: var(--text-primary);
}

.language-select__item input:checked + .language-select__label,
.view-mode-select__item input:checked + .view-mode-select__label {
  background: var(--bg-surface);
  color: var(--primary-500);
  box-shadow: var(--shadow-sm);
}

/* Input */
.input {
  display: block;
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-family: inherit;
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px var(--primary-100);
}

[data-theme="dark"] .input:focus {
  box-shadow: 0 0 0 3px rgba(255, 159, 64, 0.2);
}

.input--lg {
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
}

.input-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}

.input-with-unit {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.input-with-unit .input {
  width: 100px;
}

.input-unit {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* Select */
.select {
  padding: var(--space-2) var(--space-3);
  padding-right: var(--space-8);
  font-family: inherit;
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24'%3E%3Cpath fill='%236b7280' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
}

.select:focus {
  outline: none;
  border-color: var(--primary-500);
}

/* Checkbox */
.checkbox {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.checkbox input {
  display: none;
}

.checkbox__box {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--bg-surface);
  border: 2px solid var(--border-color-strong);
  border-radius: var(--radius-sm);
  color: transparent;
  transition: all var(--transition-fast);
}

.checkbox input:checked + .checkbox__box {
  background: var(--primary-500);
  border-color: var(--primary-500);
  color: #fff;
}

.checkbox__label {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
}

/* ========================================
   Card
   ======================================== */

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.card__title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
}

.card__title i {
  color: var(--primary-500);
}

/* ========================================
   Editor
   ======================================== */

.editor-container {
  flex: 1;
  height: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 0;
}

.editor-container--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 100%;
}

.editor-wrapper {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  overflow: hidden;
}

.editor-wrapper:first-child {
  border-right: 1px solid var(--border-color);
}

.editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-muted);
  border-bottom: 1px solid var(--border-color);
}

.editor-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.editor-title i {
  color: var(--primary-500);
}

.line-count {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.editor {
  flex: 1;
  height: 0;
  overflow: auto;
  min-height: 0;
}

/* CodeMirror Overrides */
.CodeMirror {
  height: calc(100vh - 209px) !important;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  background: var(--bg-surface);
  color: var(--text-primary);
}

.CodeMirror-scroll {
  overflow-y: scroll !important;
  overflow-x: auto !important;
}

.CodeMirror-sizer {
  margin-bottom: 0 !important;
}

.CodeMirror-gutters {
  background: var(--bg-muted);
  border-right: 1px solid var(--border-color);
}

.CodeMirror-linenumber {
  color: var(--text-muted);
}

[data-theme="dark"] .CodeMirror {
  background: #1a1a1a !important;
  color: #d4d4d4 !important;
}

[data-theme="dark"] .CodeMirror-gutters {
  background: #141414 !important;
  border-color: #2a2a2a !important;
}

[data-theme="dark"] .CodeMirror-linenumber {
  color: #606060 !important;
}

[data-theme="dark"] .CodeMirror-cursor {
  border-left-color: #aeafad !important;
}

[data-theme="dark"] .CodeMirror-selected {
  background: #3a3a3a !important;
}

[data-theme="dark"] .CodeMirror-focused .CodeMirror-selected {
  background: #404040 !important;
}

[data-theme="dark"] .CodeMirror-line::selection,
[data-theme="dark"] .CodeMirror-line > span::selection,
[data-theme="dark"] .CodeMirror-line > span > span::selection {
  background: #404040 !important;
}

/* Grayscale Syntax Highlighting for Dark Mode */
[data-theme="dark"] .cm-keyword { color: #c586c0 !important; }
[data-theme="dark"] .cm-atom { color: #b5cea8 !important; }
[data-theme="dark"] .cm-number { color: #b5cea8 !important; }
[data-theme="dark"] .cm-def { color: #9cdcfe !important; }
[data-theme="dark"] .cm-variable { color: #d4d4d4 !important; }
[data-theme="dark"] .cm-variable-2 { color: #9cdcfe !important; }
[data-theme="dark"] .cm-variable-3 { color: #4ec9b0 !important; }
[data-theme="dark"] .cm-type { color: #4ec9b0 !important; }
[data-theme="dark"] .cm-property { color: #9cdcfe !important; }
[data-theme="dark"] .cm-operator { color: #d4d4d4 !important; }
[data-theme="dark"] .cm-comment { color: #6a6a6a !important; font-style: italic; }
[data-theme="dark"] .cm-string { color: #ce9178 !important; }
[data-theme="dark"] .cm-string-2 { color: #ce9178 !important; }
[data-theme="dark"] .cm-meta { color: #d4d4d4 !important; }
[data-theme="dark"] .cm-qualifier { color: #d7ba7d !important; }
[data-theme="dark"] .cm-builtin { color: #4ec9b0 !important; }
[data-theme="dark"] .cm-bracket { color: #808080 !important; }
[data-theme="dark"] .cm-tag { color: #808080 !important; }
[data-theme="dark"] .cm-attribute { color: #9cdcfe !important; }
[data-theme="dark"] .cm-header { color: #c586c0 !important; }
[data-theme="dark"] .cm-quote { color: #6a9955 !important; }
[data-theme="dark"] .cm-hr { color: #808080 !important; }
[data-theme="dark"] .cm-link { color: #ce9178 !important; }
[data-theme="dark"] .cm-error { color: #f44747 !important; }

[data-theme="dark"] .CodeMirror-matchingbracket {
  color: #ffffff !important;
  background: #505050 !important;
}

/* Diff Highlighting */
.CodeMirror .diff-added {
  background: var(--success-50) !important;
}

.CodeMirror .diff-removed {
  background: var(--danger-50) !important;
}

[data-theme="dark"] .CodeMirror .diff-added {
  background: rgba(100, 200, 100, 0.12) !important;
}

[data-theme="dark"] .CodeMirror .diff-removed {
  background: rgba(200, 100, 100, 0.12) !important;
}

/* ========================================
   Diff
   ======================================== */

.diff-stats {
  display: flex;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.diff-stats__added {
  color: var(--success-500);
}

.diff-stats__removed {
  color: var(--danger-500);
}

.diff-result {
  flex: 1;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

.diff-result .CodeMirror {
  height: calc(100vh - 220px) !important;
}

.diff-line {
  padding: var(--space-1) var(--space-4);
  white-space: pre-wrap;
  word-break: break-all;
}

.diff-line--added {
  background: var(--success-50);
  color: var(--success-500);
}

.diff-line--removed {
  background: var(--danger-50);
  color: var(--danger-500);
}

.diff-line--unchanged {
  color: var(--text-secondary);
}

[data-theme="dark"] .diff-line--added {
  background: rgba(100, 200, 100, 0.1);
}

[data-theme="dark"] .diff-line--removed {
  background: rgba(200, 100, 100, 0.1);
}

/* ========================================
   Converter
   ======================================== */

/* Converter Tabs */
.converter-tabs {
  display: flex;
  background: var(--bg-muted);
  padding: var(--space-1);
  border-radius: var(--radius-md);
}

.converter-tabs__tab {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2) var(--space-5);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.converter-tabs__tab:hover {
  color: var(--text-primary);
}

.converter-tabs__tab.active {
  background: var(--bg-surface);
  color: var(--primary-500);
  box-shadow: var(--shadow-sm);
}

/* Viewport Presets Container */
.viewport-presets-container {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

.viewport-presets-label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}

.viewport-presets {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.viewport-presets--multi .btn--preset.active {
  background: var(--primary-500);
  color: #fff;
  border-color: var(--primary-500);
}

/* Converter Options */
.converter-options {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: 0;
}

.option-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Converter Main Layout */
.converter-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  flex: 1;
  min-height: 0;
}

.converter-input-section {
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.converter-input-section .editor {
  flex: 1;
  min-height: 300px;
}

.converter-output-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  overflow-y: auto;
  padding-right: var(--space-2);
}

.converter-output-section::-webkit-scrollbar {
  width: 6px;
}

.converter-output-section::-webkit-scrollbar-track {
  background: var(--bg-muted);
  border-radius: 3px;
}

.converter-output-section::-webkit-scrollbar-thumb {
  background: var(--border-color-strong);
  border-radius: 3px;
}

.converter-output-section::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Output Panel */
.converter-output-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  flex-shrink: 0;
}

.converter-output-panel .editor {
  min-height: 150px;
  max-height: 200px;
  overflow: auto;
}

.converter-output-panel .CodeMirror {
  height: 150px !important;
  min-height: 150px !important;
  max-height: 200px;
}

/* Output Placeholder */
.converter-output-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 300px;
  padding: var(--space-6);
  background: var(--bg-surface);
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  text-align: center;
  color: var(--text-muted);
}

.converter-output-placeholder i {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  color: var(--border-color-strong);
}

.converter-output-placeholder p {
  margin: 0;
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

/* Small Button */
.btn--sm {
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
}

.btn--sm .bx {
  font-size: 1rem;
}

/* Legacy Converter Styles */
.converter-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.converter-card {
  min-height: 140px;
}

.converter-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.converter-arrow {
  font-size: 1.5rem;
  color: var(--primary-500);
}

.input-group {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.input-group .input {
  flex: 1;
}

.input-group__suffix {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  min-width: 24px;
}

/* ========================================
   Color Filter Generator
   ======================================== */

/* Input Section */
.filter-input-section {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

.filter-input-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.filter-input-group .input-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-primary);
}

.filter-input-group .input-label i {
  color: var(--primary-500);
  font-size: 1.25rem;
}

.filter-input-wrapper {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

.filter-input-wrapper .input {
  flex: 1;
  max-width: 400px;
}

.color-picker {
  width: 48px;
  height: 48px;
  padding: 0;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  background: none;
}

.color-picker::-webkit-color-swatch-wrapper {
  padding: 2px;
}

.color-picker::-webkit-color-swatch {
  border: none;
  border-radius: var(--radius-sm);
}

.btn--lg {
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
}

/* Result Section */
.filter-result-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* Preview Cards */
.filter-preview-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.filter-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.filter-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-muted);
  border-bottom: 1px solid var(--border-color);
}

.filter-card__title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.filter-card__title i {
  color: var(--primary-500);
}

.filter-card__loss {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--text-muted);
  padding: var(--space-1) var(--space-2);
  background: var(--bg-body);
  border-radius: var(--radius-sm);
}

.filter-card__loss--good {
  color: var(--success-500);
  background: var(--success-50);
}

.filter-card__preview {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  background: repeating-linear-gradient(
    45deg,
    var(--bg-muted),
    var(--bg-muted) 10px,
    var(--bg-surface) 10px,
    var(--bg-surface) 20px
  );
}

.filter-card__color {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.filter-card__color--filtered {
  background-color: #000000;
}

.filter-card__info {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.filter-card__row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.filter-card__label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  min-width: 40px;
}

.filter-card__value {
  flex: 1;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
}

/* Filter Output */
.filter-output {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.filter-output__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-muted);
  border-bottom: 1px solid var(--border-color);
}

.filter-output__title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.filter-output__title i {
  color: var(--primary-500);
}

.filter-output__code {
  padding: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  line-height: 1.6;
  word-break: break-all;
  white-space: pre-wrap;
}

/* Filter Guide */
.filter-guide {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.filter-guide__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--bg-muted);
  border-bottom: 1px solid var(--border-color);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.filter-guide__header i {
  color: var(--info-500);
}

.filter-guide__content {
  padding: var(--space-4);
}

.filter-guide__content p {
  margin: 0 0 var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.filter-guide__content p:last-of-type {
  margin-bottom: var(--space-4);
}

.filter-guide__example {
  margin: 0;
  padding: var(--space-4);
  background: var(--bg-muted);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.filter-guide__example code {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  white-space: pre;
}

.filter-guide__example code span {
  color: var(--primary-500);
}

/* Spin animation for loading */
@keyframes bx-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.bx-spin {
  animation: bx-spin 1s linear infinite;
}

/* ========================================
   Modal
   ======================================== */

.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.modal[hidden] {
  display: none;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.modal__content {
  position: relative;
  width: 100%;
  max-width: 420px;
  background: var(--bg-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  animation: modal-in 0.2s ease;
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5);
  border-bottom: 1px solid var(--border-color);
}

.modal__title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
}

.modal__title i {
  color: var(--primary-500);
}

.modal__close {
  margin-right: calc(-1 * var(--space-2));
}

.modal__body {
  padding: var(--space-5);
}

/* ========================================
   Keyboard Shortcuts
   ======================================== */

.shortcuts-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.shortcut-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) 0;
}

.shortcut-keys {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.shortcut-desc {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-muted);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 0 var(--border-color);
}

.shortcuts-note {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: var(--space-4) 0 0;
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-color);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.shortcuts-note i {
  font-size: 1.25rem;
}

/* ========================================
   Toast
   ======================================== */

.toast-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  animation: toast-in 0.3s ease;
}

/* .toast--success {
  border-left: 3px solid var(--success-500);
}

.toast--error {
  border-left: 3px solid var(--danger-500);
}

.toast--info {
  border-left: 3px solid var(--primary-500);
} */

.toast__message {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.toast--out {
  animation: toast-out 0.3s ease forwards;
}

@keyframes toast-out {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(100%);
  }
}

/* ========================================
   Skip Link
   ======================================== */

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 1001;
  padding: var(--space-2) var(--space-4);
  background: var(--primary-500);
  color: #fff;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 500;
}

.skip-link:focus {
  top: var(--space-4);
}

/* ========================================
   Focus Styles
   ======================================== */

:focus-visible {
  outline: 2px solid var(--primary-500);
  outline-offset: 2px;
}

/* ========================================
   Responsive
   ======================================== */

/* Tablet */
@media (max-width: 1024px) {
  .converter-grid {
    grid-template-columns: 1fr;
  }

  .converter-main {
    grid-template-columns: 1fr;
  }

  .converter-output-section {
    max-height: 400px;
  }

  .filter-preview-cards {
    grid-template-columns: 1fr;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --header-height: 56px;
  }

  .sidebar {
    position: fixed;
    left: -100%;
    width: 280px;
    transition: left var(--transition-base);
  }

  .sidebar.open {
    left: 0;
  }

  .sidebar.collapsed {
    width: 280px;
  }

  .main {
    margin-left: 0;
  }

  .sidebar.collapsed ~ .main {
    margin-left: 0;
  }

  .header__menu-btn {
    display: flex;
  }

  .content {
    padding: var(--space-4);
  }

  .panel__toolbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .panel__actions {
    margin-left: 0;
    width: 100%;
  }

  .editor-container--split {
    grid-template-columns: 1fr;
  }

  .editor-wrapper:first-child {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }

  .editor-container {
    min-height: 400px;
  }

  .language-select,
  .view-mode-select {
    flex-wrap: wrap;
  }

  .header {
    flex-wrap: wrap;
    height: auto;
    min-height: var(--header-height);
    padding: var(--space-3) var(--space-4);
    gap: var(--space-3);
  }

  .header__center {
    position: static;
    transform: none;
    order: 4;
    width: 100%;
    justify-content: center;
  }

  .header__panel-options {
    justify-content: center;
    flex-wrap: wrap;
  }

  .css-options {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
    width: 100%;
  }

  .css-options__group {
    flex-wrap: wrap;
    gap: var(--space-3);
  }

  .viewport-input {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
  }

  .viewport-input .input-with-unit {
    width: 100%;
  }

  .viewport-input .input-with-unit .input {
    flex: 1;
  }

  .viewport-presets {
    width: 100%;
  }

  .converter-options {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }

  .converter-row {
    flex-direction: column;
  }

  .converter-arrow {
    transform: rotate(90deg);
  }

  .viewport-presets-container {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }

  .converter-tabs {
    width: 100%;
  }

  .converter-tabs__tab {
    flex: 1;
  }

  .filter-input-wrapper {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-input-wrapper .input {
    max-width: none;
  }

  .filter-input-wrapper .btn {
    width: 100%;
  }

  .color-picker {
    width: 100%;
    height: 48px;
  }

  .filter-preview-cards {
    grid-template-columns: 1fr;
  }

  .toast-container {
    left: var(--space-4);
    right: var(--space-4);
  }
}

/* Mobile Overlay */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
}

.sidebar.open ~ .sidebar-overlay {
  display: block;
}

/* ========================================
   CSS Animation Generator
   ======================================== */

.animation-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--space-6);
  height: 100%;
  min-height: 0;
}

/* Options Panel */
.animation-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow-y: auto;
  max-height: calc(100vh - var(--header-height) - var(--space-8) * 2);
}

.option-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.option-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.option-label i {
  font-size: 1rem;
  color: var(--primary-500);
}

.option-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.range-input {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: var(--gray-200);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

[data-theme="dark"] .range-input {
  background: var(--gray-700);
}

.range-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--primary-500);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.range-input::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.range-input::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border: none;
  border-radius: 50%;
  background: var(--primary-500);
  cursor: pointer;
}

.input-with-unit {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  min-width: 100px;
}

.input-with-unit .input {
  /* width: 70px;
  text-align: center; */
}

.input-with-unit .unit {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  min-width: 24px;
}

/* Preset Grid */
.preset-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  max-height: 600px;
  overflow-y: auto;
  padding-right: var(--space-1);
}

.preset-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-1);
  background: var(--bg-surface-hover);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.preset-btn i {
  font-size: 1.25rem;
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

.preset-btn:hover {
  background: var(--primary-50);
  border-color: var(--primary-300);
}

.preset-btn:hover i {
  color: var(--primary-500);
}

.preset-btn.active {
  background: var(--primary-500);
  border-color: var(--primary-500);
  color: white;
}

.preset-btn.active i {
  color: white;
}

[data-theme="dark"] .preset-btn:hover {
  background: rgba(255, 159, 64, 0.15);
}

[data-theme="dark"] .preset-btn.active {
  background: var(--primary-500);
}

/* Preview Area */
.animation-preview-area {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-height: 0;
}

.animation-preview-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  min-height: 300px;
}

.animation-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-surface-hover);
}

.animation-preview-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.animation-preview-title i {
  color: var(--primary-500);
}

.animation-header-options {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex: 1;
  justify-content: center;
}

.header-option-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.header-option-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.select--compact {
  /* width: auto;
  padding: 4px 8px;
  font-size: 11px;
  border-radius: var(--radius-sm); */
}

.animation-preview-box {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  background:
    linear-gradient(45deg, var(--gray-100) 25%, transparent 25%),
    linear-gradient(-45deg, var(--gray-100) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--gray-100) 75%),
    linear-gradient(-45deg, transparent 75%, var(--gray-100) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
  background-color: var(--bg-surface);
}

[data-theme="dark"] .animation-preview-box {
  background:
    linear-gradient(45deg, var(--gray-800) 25%, transparent 25%),
    linear-gradient(-45deg, var(--gray-800) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--gray-800) 75%),
    linear-gradient(-45deg, transparent 75%, var(--gray-800) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
  background-color: var(--bg-surface);
}

.animation-preview-element {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, var(--primary-400), var(--primary-600));
  border-radius: var(--radius-lg);
  color: white;
  font-size: 2.5rem;
  box-shadow: var(--shadow-lg);
}

/* Code Output */
.animation-code-container {
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  max-height: 300px;
}

.animation-code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-surface-hover);
}

.animation-code-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.animation-code-title i {
  color: var(--primary-500);
}

.animation-code-output {
  flex: 1;
  margin: 0;
  padding: var(--space-4);
  background: var(--gray-900);
  color: var(--gray-100);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

[data-theme="dark"] .animation-code-output {
  background: var(--gray-950);
}

/* Select Styles */

/* Animation Responsive */
@media (max-width: 1024px) {
  .animation-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }

  .animation-options {
    max-height: none;
    overflow-y: visible;
  }

  .preset-grid {
    grid-template-columns: repeat(4, 1fr);
    max-height: 200px;
  }
}

@media (max-width: 640px) {
  .animation-layout {
    gap: var(--space-4);
  }

  .preset-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .option-row {
    flex-direction: column;
    align-items: stretch;
  }

  .range-input {
    width: 100%;
  }

  .input-with-unit {
    justify-content: flex-end;
  }

  .animation-preview-element {
    width: 80px;
    height: 80px;
    font-size: 2rem;
  }

  .animation-preview-header {
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  .animation-header-options {
    order: 3;
    width: 100%;
    justify-content: center;
    gap: var(--space-3);
  }

  .header-option-item {
    flex-direction: column;
    gap: 2px;
  }

  .header-option-label {
    font-size: 10px;
  }

  .select--compact {
    min-width: 70px;
  }
}