/* ==========================================================================
   NemoIconEditor - Modern Premium Dark Design System
   ========================================================================== */

:root,
body[data-screen-mode="dark"] {
  --bg-app: #121418;
  --bg-panel: #1a1d24;
  --bg-panel-light: #222630;
  --bg-panel-hover: #2b303c;
  --bg-panel-header: #15181f;
  --bg-dropdown: #1e222b;
  --bg-tabs-bar: #15181e;
  --bg-status-bar: #111318;
  --bg-modal: #1e222b;
  --bg-modal-header: #171a21;
  --bg-modal-floating: rgba(24, 27, 34, 0.96);
  --bg-input: #121419;
  --input-text: #ffffff;
  --bg-swatches: #121418;
  --border-color: #2e3442;
  --border-focus: #3b82f6;
  --viewport-bg: #3c3e42;
  
  --accent-primary: #3b82f6;
  --accent-primary-hover: #60a5fa;
  --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  --accent-glow: rgba(59, 130, 246, 0.35);
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --brand-color: #60a5fa;
  
  --danger: #ef4444;
  --success: #10b981;
  --warning: #f59e0b;

  --dropdown-shadow: 0 10px 25px rgba(0, 0, 0, 0.55);
  --modal-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
  --active-tab-text: #ffffff;
  --active-tab-bg: #121418;
  --btn-secondary-bg: #222630;
  --btn-secondary-hover: #2b303c;
  --btn-preset-bg: #161a22;
  --scrollbar-thumb: #374151;
  --scrollbar-track: #1a1d24;
  --bg-toast: rgba(15, 23, 42, 0.95);
  --code-color: #38bdf8;
  --console-bg: #090b0e;
  --console-color: #a3e635;

  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --header-height: 38px;
  --tabs-height: 34px;
  --status-height: 26px;
  --sidebar-width: 280px;
  --toolbar-width: 48px;
}

/* ==========================================================================
   Medium Screen Mode (Slate / Neutral Gray Professional Theme)
   ========================================================================== */
body[data-screen-mode="medium"] {
  --bg-app: #4e525a;
  --bg-panel: #5c6069;
  --bg-panel-light: #6b707a;
  --bg-panel-hover: #7b808c;
  --bg-panel-header: #474a52;
  --bg-dropdown: #545861;
  --bg-tabs-bar: #484b53;
  --bg-status-bar: #43464d;
  --bg-modal: #585c65;
  --bg-modal-header: #4c5058;
  --bg-modal-floating: rgba(78, 82, 90, 0.96);
  --bg-input: #41444b;
  --input-text: #ffffff;
  --bg-swatches: #454850;
  --border-color: #383b42;
  --border-focus: #60a5fa;
  --viewport-bg: #ababab;

  --accent-primary: #2563eb;
  --accent-primary-hover: #3b82f6;
  --accent-gradient: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  --accent-glow: rgba(37, 99, 235, 0.4);

  --text-main: #f8fafc;
  --text-muted: #d1d5db;
  --text-dim: #9ca3af;
  --brand-color: #93c5fd;

  --danger: #f87171;
  --success: #34d399;
  --warning: #fbbf24;

  --dropdown-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  --modal-shadow: 0 15px 40px rgba(0, 0, 0, 0.45);
  --active-tab-text: #ffffff;
  --active-tab-bg: #4e525a;
  --btn-secondary-bg: #6b707a;
  --btn-secondary-hover: #7b808c;
  --btn-preset-bg: #4a4d55;
  --scrollbar-thumb: #727782;
  --scrollbar-track: #50545c;
  --bg-toast: rgba(45, 48, 55, 0.96);
  --code-color: #38bdf8;
  --console-bg: #2d3036;
  --console-color: #a3e635;
}

/* ==========================================================================
   Light Screen Mode (Modern Clean Light Gray Theme)
   ========================================================================== */
body[data-screen-mode="light"] {
  --bg-app: #d8dbe0;
  --bg-panel: #f3f5f8;
  --bg-panel-light: #ffffff;
  --bg-panel-hover: #e6e9ef;
  --bg-panel-header: #e4e7ed;
  --bg-dropdown: #ffffff;
  --bg-tabs-bar: #e1e4ea;
  --bg-status-bar: #e4e7ed;
  --bg-modal: #ffffff;
  --bg-modal-header: #f1f3f7;
  --bg-modal-floating: rgba(255, 255, 255, 0.97);
  --bg-input: #ffffff;
  --input-text: #1e293b;
  --bg-swatches: #ffffff;
  --border-color: #c5cbd6;
  --border-focus: #2563eb;
  --viewport-bg: #e5e5e5;

  --accent-primary: #2563eb;
  --accent-primary-hover: #1d4ed8;
  --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  --accent-glow: rgba(37, 99, 235, 0.25);

  --text-main: #1e293b;
  --text-muted: #475569;
  --text-dim: #64748b;
  --brand-color: #1d4ed8;

  --danger: #dc2626;
  --success: #059669;
  --warning: #d97706;

  --dropdown-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  --modal-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
  --active-tab-text: #1e293b;
  --active-tab-bg: #f3f5f8;
  --btn-secondary-bg: #e2e8f0;
  --btn-secondary-hover: #cbd5e1;
  --btn-preset-bg: #e9ecef;
  --scrollbar-thumb: #b0b7c3;
  --scrollbar-track: #e9ecf2;
  --bg-toast: rgba(255, 255, 255, 0.96);
  --code-color: #0369a1;
  --console-bg: #f8fafc;
  --console-color: #15803d;
}

/* Global Transition for Theme Switching */
body, #menu-bar, #toolbar, #sidebar, #doc-tabs-bar, #status-bar, .panel-header, .pages-action-bar, .modal-dialog {
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}
::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}
::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-dim);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-app);
  color: var(--text-main);
  font-size: 13px;
  line-height: 1.4;
  overflow: hidden;
  height: 100vh;
  width: 100vw;
}

#app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
}

/* ==========================================================================
   Menu Bar
   ========================================================================== */
#menu-bar {
  height: var(--header-height);
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  padding: 0 10px;
  gap: 4px;
  z-index: 100;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 14px;
  margin-right: 14px;
  color: var(--brand-color);
  letter-spacing: 0.5px;
}

.app-logo {
  font-size: 18px;
}

.menu-item {
  position: relative;
  padding: 5px 10px;
  border-radius: 4px;
  cursor: pointer;
  color: var(--text-main);
  font-size: 12px;
  transition: all 0.15s ease;
}

.menu-item:hover {
  background-color: var(--bg-panel-hover);
  color: var(--text-main);
}

.menu-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--bg-dropdown);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  box-shadow: var(--dropdown-shadow);
  padding: 4px 0;
  z-index: 1000;
  backdrop-filter: blur(8px);
}

.menu-item:hover .menu-dropdown,
.menu-item.open .menu-dropdown {
  display: block;
}

.dropdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 14px;
  font-size: 12px;
  color: var(--text-main);
  cursor: pointer;
  transition: background 0.12s;
}

.dropdown-item:hover {
  background-color: var(--accent-primary);
  color: #fff;
}

.dropdown-shortcut {
  color: var(--text-dim);
  font-size: 11px;
  margin-left: 16px;
}

.dropdown-item:hover .dropdown-shortcut {
  color: rgba(255, 255, 255, 0.8);
}

.dropdown-divider {
  height: 1px;
  background: var(--border-color);
  margin: 4px 0;
}

/* Submenu Styles */
.dropdown-has-submenu {
  position: relative;
}

.dropdown-has-submenu:hover > .menu-submenu,
.dropdown-has-submenu.open > .menu-submenu {
  display: block;
}

.menu-submenu {
  display: none;
  position: absolute;
  top: -4px;
  left: 100%;
  min-width: 175px;
  background: var(--bg-dropdown);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  box-shadow: var(--dropdown-shadow);
  padding: 4px 0;
  z-index: 1002;
  backdrop-filter: blur(8px);
}

.submenu-arrow {
  font-size: 9px;
  color: var(--text-dim);
  margin-left: 14px;
}

.screen-mode-label {
  display: flex;
  align-items: center;
  gap: 8px;
}

.color-preview-dot {
  width: 13px;
  height: 13px;
  border-radius: 3px;
  display: inline-block;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.screen-mode-check {
  font-weight: bold;
  color: var(--accent-primary-hover);
  margin-left: 12px;
  min-width: 14px;
  text-align: right;
  font-size: 13px;
}

.menu-right-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lang-switch-btn {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  cursor: pointer;
  transition: all 0.15s;
}

.lang-switch-btn:hover {
  background: var(--bg-panel-hover);
  border-color: var(--accent-primary);
}

/* ==========================================================================
   Document Tabs
   ========================================================================== */
#doc-tabs-bar {
  height: var(--tabs-height);
  background: var(--bg-tabs-bar);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: flex-end;
  padding: 0 8px;
  gap: 4px;
  overflow-x: auto;
}

#doc-tabs-wrap {
  display: flex;
  gap: 4px;
}

.doc-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-bottom: none;
  padding: 5px 12px;
  border-top-left-radius: 6px;
  border-top-right-radius: 6px;
  font-size: 12px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
}

.doc-tab:hover {
  background: var(--bg-panel-light);
  color: var(--text-main);
}

.doc-tab.active {
  background: var(--active-tab-bg);
  color: var(--active-tab-text);
  border-top: 2px solid var(--accent-primary);
  font-weight: 600;
}

.tab-close-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 14px;
  cursor: pointer;
  border-radius: 3px;
  padding: 0 3px;
}

.tab-close-btn:hover {
  background: var(--danger);
  color: #fff;
}

/* ==========================================================================
   Main Workspace Layout
   ========================================================================== */
#workspace {
  display: flex;
  flex: 1;
  position: relative;
  overflow: hidden;
}

/* Left Toolbar */
#toolbar {
  width: var(--toolbar-width);
  background: var(--bg-panel);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 6px 0;
  gap: 3px;
  z-index: 10;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none; /* Hide default scrollbar for sleek look */
}

#toolbar::-webkit-scrollbar {
  display: none;
}

.tool-btn {
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 5px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.12s;
  position: relative;
}

.tool-btn:hover {
  background: var(--bg-panel-hover);
  color: var(--text-main);
}

.tool-btn.active {
  background: var(--accent-primary);
  color: #fff;
  box-shadow: 0 0 10px var(--accent-glow);
}

.tool-divider {
  width: 28px;
  height: 1px;
  background: var(--border-color);
  margin: 4px 0;
}

/* Canvas Viewport */
#canvas-viewport {
  flex: 1;
  background: var(--viewport-bg);
  position: relative;
  overflow: hidden;
  cursor: default;
  transition: background-color 0.2s ease;
}

#main-canvas {
  position: absolute;
  top: 0;
  left: 0;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

/* Right Sidebar Panels */
#sidebar {
  width: var(--sidebar-width);
  background: var(--bg-panel);
  border-left: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  z-index: 10;
}

.panel-section {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--border-color);
}

.panel-header {
  height: 30px;
  background: var(--bg-panel-header);
  padding: 0 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.panel-actions {
  display: flex;
  gap: 4px;
}

.panel-btn {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 14px;
  cursor: pointer;
  padding: 2px 5px;
  border-radius: 3px;
}

.panel-btn:hover {
  background: var(--bg-panel-hover);
  color: var(--text-main);
}

/* Pages / Resolution List */
#pages-section {
  flex: 1.1;
  min-height: 155px;
}

.pages-action-bar {
  padding: 6px 8px 4px 8px;
  background: var(--bg-panel-header);
  border-bottom: 1px solid var(--border-color);
}

.btn-sync-all {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #ffffff;
  border: 1px solid #3b82f6;
  border-radius: 5px;
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-sync-all:hover {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  box-shadow: 0 0 14px rgba(59, 130, 246, 0.6);
  transform: translateY(-1px);
}

.btn-sync-all:active {
  transform: translateY(1px);
  box-shadow: 0 1px 4px rgba(37, 99, 235, 0.4);
}

.btn-sync-all .btn-icon {
  font-size: 13px;
  filter: drop-shadow(0 0 4px #fbbf24);
}

#pages-list-wrap {
  flex: 1;
  overflow-y: auto;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  background: var(--bg-panel-light);
  border: 1px solid transparent;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.12s;
}

.page-item:hover {
  background: var(--bg-panel-hover);
}

.page-item.active {
  background: #2563eb;
  border-color: #60a5fa;
  color: #fff;
}

.page-item.active .page-dim {
  color: #ffffff;
}

.page-item.active .page-meta {
  color: rgba(255, 255, 255, 0.85);
}

.page-thumb {
  width: 32px;
  height: 32px;
  background: #fff;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.page-thumb img {
  max-width: 32px;
  max-height: 32px;
  image-rendering: pixelated;
}

.page-info {
  display: flex;
  flex-direction: column;
}

.page-dim {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-main);
}

.page-meta {
  font-size: 10px;
  color: var(--text-muted);
}

/* Layers List */
#layers-section {
  flex: 1.2;
  min-height: 150px;
}

#layers-list-wrap {
  flex: 1;
  overflow-y: auto;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.layer-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  background: var(--bg-panel-light);
  border: 1px solid transparent;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.12s;
}

.layer-item:hover {
  background: var(--bg-panel-hover);
}

.layer-item.active {
  background: #2563eb;
  border-color: #60a5fa;
}

.layer-eye-btn {
  background: transparent;
  border: none;
  font-size: 14px;
  cursor: pointer;
  opacity: 0.35;
}

.layer-eye-btn.visible {
  opacity: 1;
}

.layer-thumb {
  width: 26px;
  height: 26px;
  background: #fff;
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.layer-thumb img {
  max-width: 26px;
  max-height: 26px;
  image-rendering: pixelated;
}

.layer-name {
  flex: 1;
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.layer-blend-select {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--input-text);
  border-radius: 3px;
  font-size: 10px;
  padding: 2px 4px;
}

/* Color & Swatches Section */
#color-section {
  flex: 1.3;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.color-preview-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.color-patches-box {
  position: relative;
  width: 48px;
  height: 48px;
}

.color-patch {
  position: absolute;
  width: 32px;
  height: 32px;
  border: 2px solid var(--border-color);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.15), 0 2px 6px rgba(0, 0, 0, 0.4);
  cursor: pointer;
  border-radius: 3px;
}

#color-fore-patch {
  top: 0;
  left: 0;
  z-index: 2;
  background: #000;
}

#color-back-patch {
  bottom: 0;
  right: 0;
  z-index: 1;
  background: #fff;
}

.color-actions {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.color-actions button {
  background: var(--bg-panel-light);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 3px 6px;
  border-radius: 3px;
  font-size: 11px;
  cursor: pointer;
}

.color-actions button:hover {
  background: var(--bg-panel-hover);
}

#color-hex-input {
  width: 75px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--input-text);
  padding: 4px 6px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 11px;
}

#swatches-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 4px;
  background: var(--bg-swatches);
  padding: 6px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.swatch-cell {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 2px;
  border: 1px solid rgba(0, 0, 0, 0.2);
  cursor: pointer;
  transition: transform 0.1s;
}

.swatch-cell:hover {
  transform: scale(1.2);
  z-index: 5;
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.5);
}

/* ==========================================================================
   Status Bar
   ========================================================================== */
#status-bar {
  height: var(--status-height);
  background: var(--bg-status-bar);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  padding: 0 12px;
  font-size: 11px;
  color: var(--text-muted);
  gap: 16px;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

#status-coords {
  min-width: 90px;
}

#status-zoom {
  margin-left: auto;
  font-weight: 600;
  color: var(--accent-primary-hover);
}

/* ==========================================================================
   Modals & Dialogs
   ========================================================================== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.modal-dialog {
  background: var(--bg-modal);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: var(--modal-shadow);
  width: 90%;
  max-width: 520px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Bottom-Right Floating Modal for Text Tool & Live Preview */
.modal-overlay.bottom-right-mode {
  background: transparent !important;
  backdrop-filter: none !important;
  pointer-events: none !important;
  align-items: flex-end !important;
  justify-content: flex-end !important;
  padding-right: calc(var(--sidebar-width, 280px) + 16px);
  padding-bottom: calc(var(--statusbar-height, 24px) + 14px);
}

.modal-overlay.bottom-right-mode .modal-dialog {
  pointer-events: auto !important;
  width: 440px;
  max-width: calc(100vw - var(--sidebar-width, 280px) - 50px);
  max-height: calc(100vh - 110px);
  background: var(--bg-modal-floating);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-focus);
  box-shadow: var(--modal-shadow), 0 0 20px var(--accent-glow);
  animation: textModalIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 8px;
}

@keyframes textModalIn {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.96) translateY(-10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  height: 42px;
  background: var(--bg-modal-header);
  border-bottom: 1px solid var(--border-color);
  padding: 0 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close-btn {
  background: transparent;
  border: none;
  font-size: 18px;
  color: var(--text-dim);
  cursor: pointer;
}

.modal-close-btn:hover {
  color: var(--text-main);
}

.modal-tabs {
  display: flex;
  background: var(--bg-modal-header);
  border-bottom: 1px solid var(--border-color);
  padding: 0 10px;
}

.modal-tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  padding: 8px 12px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
}

.modal-tab:hover {
  color: var(--text-main);
}

.modal-tab.active {
  color: var(--accent-primary-hover);
  border-bottom-color: var(--accent-primary);
  font-weight: 600;
}

.modal-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 75vh;
  overflow-y: auto;
}

.tab-pane {
  display: none;
  flex-direction: column;
  gap: 12px;
}

.tab-pane.active {
  display: flex;
}

.modal-footer {
  background: var(--bg-modal-header);
  border-top: 1px solid var(--border-color);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.form-row label {
  font-size: 12px;
  color: var(--text-main);
  flex: 1;
}

.input-math, .input-text, select {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--input-text);
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 12px;
  outline: none;
}

.input-math:focus, .input-text:focus, select:focus {
  border-color: var(--accent-primary);
}

.btn {
  padding: 6px 14px;
  border-radius: 5px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s;
}

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

.btn-primary:hover {
  background: var(--accent-primary-hover);
}

.btn-secondary {
  background: var(--btn-secondary-bg);
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: var(--btn-secondary-hover);
}

.preset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.btn-preset {
  background: var(--btn-preset-bg);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
}

.btn-preset:hover {
  background: var(--accent-primary);
  color: #fff;
}

.checkbox-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--bg-panel-light);
  padding: 10px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.checkbox-list.inline {
  flex-direction: row;
  flex-wrap: wrap;
}

.checkbox-list label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-main);
  cursor: pointer;
}

/* Test Studio Dialog Specifics */
.test-studio-dialog {
  max-width: 680px;
}

.cursor-test-area {
  background: #000;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.icon-sizes-preview-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  padding: 10px;
  background: var(--bg-panel-header);
  border-radius: 6px;
}

.icon-size-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.size-preview-box {
  display: flex;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
}

.size-preview-dark {
  background: #181a1f;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.size-preview-light {
  background: #f1f5f9;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.size-preview-box img {
  image-rendering: pixelated;
}

.size-label {
  font-size: 11px;
  color: var(--text-dim);
}

.animation-preview-box {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-panel-header);
  padding: 20px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.cube-3d-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-panel-header);
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.code-editor {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--code-color);
  font-family: Consolas, "Fira Code", monospace;
  font-size: 12px;
  padding: 10px;
  border-radius: 6px;
  resize: vertical;
}

.script-console-output {
  background: var(--console-bg);
  border: 1px solid var(--border-color);
  color: var(--console-color);
  font-family: monospace;
  font-size: 11px;
  padding: 8px;
  border-radius: 4px;
  max-height: 100px;
  overflow-y: auto;
  white-space: pre-wrap;
}

/* Toast Notification */
.toast-notification {
  position: fixed;
  bottom: 38px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg-toast);
  border: 1px solid var(--border-focus);
  color: var(--text-main);
  padding: 10px 20px;
  border-radius: 8px;
  box-shadow: var(--modal-shadow), 0 0 15px var(--accent-glow);
  font-size: 12px;
  font-weight: 500;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  gap: 8px;
  backdrop-filter: blur(8px);
}

.toast-notification.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}