/**
 * ============================================================================
 * SPRITEMATE - Complete Stylesheet
 * ============================================================================
 *
 * Merged and organized from dialog.css and stylesheet.css
 * All styles for the Spritemate C64 sprite editor
 */


/* ============================================================================
   1. CSS VARIABLES & ROOT STYLES
   ============================================================================ */

:root {
  /* Brand Colors */
  --red: #e6007e;
  --blue: #00b9ee;
  --blue-hover: #00a3d6;
  --blue-active: #0090bd;

  /* Text Colors */
  --inactive_text: #aaaaaa;
  --active_text: #ffffff;

  /* UI Colors */
  --icon_outline: #111111;
  --bg-dark: #222;
  --bg-darker: #1a1a1a;
  --bg-lighter: #2a2a2a;
  --border-color: #444;
  --border-color-light: #666;
  --border-color-dark: #333;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-lg: 16px;
  --spacing-xl: 24px;

  /* Border Radius */
  --radius-sm: 3px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --radius-pill: 32px;

  /* Transitions */
  --transition-fast: 0.15s;
  --transition-normal: 0.2s;
  --transition-slow: 0.25s;
}


/* ============================================================================
   2. BASE ELEMENTS & RESET
   ============================================================================ */

body,
html,
p,
div {
  font-family: "Quicksand", sans-serif;
  margin: 0;
}

body,
html {
  background-color: #111111;
  color: #33bb33;

  /* Dotted pattern background */
  background: radial-gradient(black 25%, transparent 16%) 0 0,
    radial-gradient(black 25%, transparent 16%) 8px 8px,
    radial-gradient(rgba(255, 255, 255, 0.1) 25%, transparent 20%) 0 1px,
    radial-gradient(rgba(255, 255, 255, 0.1) 25%, transparent 20%) 8px 9px;
  background-color: #282828;
  background-size: 16px 16px;

  /* Prevent text selection on page when double clicking */
  -webkit-user-select: none;
  -moz-user-select: none;
  -khtml-user-select: none;
  -ms-user-select: none;
}

/* Remove focus outline from all elements */
*:focus {
  outline: none !important;
}

body:focus,
html:focus {
  outline: none !important;
}

p {
  margin: 8px;
  line-height: 160%;
}

a {
  text-decoration: none;
  color: var(--blue);
}

a:hover {
  color: var(--red);
}

h1 {
  font-size: 160%;
  color: var(--blue);
  text-align: center;
  margin-bottom: 0px;
}

h2 {
  font-size: 110%;
  color: var(--blue);
  text-align: center;
  margin: 0px 0px 12px 0px;
}

ol {
  counter-reset: item;
}

ol li {
  display: block;
}

ol li:before {
  content: counters(item, ".") ".";
  counter-increment: item;
  padding-right: 16px;
  margin-left: -20px;
}

legend {
  font-size: 100%;
  color: var(--blue);
  padding: 0px 20px 0px 20px;
}

fieldset {
  margin-bottom: 12px;
  border-color: rgba(50, 50, 50, 1);
  background-color: rgba(0, 0, 0, 0.5);
}

fieldset button {
  float: right;
}

fieldset p {
  margin: 0px;
  padding: 0px;
}

fieldset .right {
  float: right;
  width: 200px;
}

table {
  width: 100%;
}

td,
th {
  padding: 8px;
  margin: 4px 0px 4px 0px;
  text-align: left;
}

tr:nth-child(even) {
  background-color: #222222;
}

canvas {
  display: block;
  margin: 0px;
  padding: 0px;
  /* Pixel-perfect rendering for all browsers (matches .pixel-perfect utility) */
  image-rendering: optimizeSpeed;
  image-rendering: -moz-crisp-edges;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: -o-crisp-edges;
  image-rendering: pixelated;
  -ms-interpolation-mode: nearest-neighbor;
}


/* ============================================================================
   3. UTILITY CLASSES
   ============================================================================ */

.center {
  text-align: center;
}

.spacer {
  height: 40px;
}

img.center {
  display: block;
  margin: 0 auto;
}

/* Pixel-perfect rendering utility - use on canvas and pixel art elements */
.pixel-perfect {
  image-rendering: optimizeSpeed;
  image-rendering: -moz-crisp-edges;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: -o-crisp-edges;
  image-rendering: pixelated;
  -ms-interpolation-mode: nearest-neighbor;
}

/* Control row utility - shared layout for animation and playfield controls */
.control-row {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-md);
  gap: var(--spacing-sm);
  color: var(--active_text);
  font-size: 14px;
}

/* Centered control row variant */
.control-row-centered {
  justify-content: center;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

/* Control row number inputs - shared styling */
.control-row input[type="number"],
.control-row input[type="text"] {
  background-color: var(--bg-dark);
  color: var(--active_text);
  border: 1px solid var(--border-color);
  padding: 6px var(--spacing-sm);
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  border-radius: var(--radius-md);
  width: 80px;
  min-width: 80px;
}

.control-row input[type="number"]:focus,
.control-row input[type="text"]:focus {
  border-color: var(--blue);
  background-color: var(--bg-lighter);
}

.control-row input[type="number"]:hover,
.control-row input[type="text"]:hover {
  border-color: var(--border-color-light);
}


/* ============================================================================
   4. DIALOG FRAMEWORK
   ============================================================================ */

/* Dialog base element */
dialog.spritemate-dialog {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  padding: 0;
  background: transparent;
  max-width: none;
  max-height: none;
  overflow: visible;
  margin: 0;
}

dialog.spritemate-dialog::backdrop {
  background: rgba(0, 0, 0, 0.5);
}

/* Modal z-index */
dialog.spritemate-dialog:modal {
  z-index: 1000;
}

/* Non-modal dialogs - ensure they're visible */
dialog.spritemate-dialog[open]:not(:modal) {
  display: block;
  pointer-events: none;
}

dialog.spritemate-dialog[open]:not(:modal) .dialog-wrapper {
  pointer-events: auto;
}

/* Dialog wrapper - actual window container */
.dialog-wrapper {
  position: absolute;
  top: 50px;
  left: 50px;
  background: #121212 url("../ui/ui-bg_gloss-wave_16_121212_500x100.png") 50% top repeat-x;
  border-radius: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  max-width: calc(100% - 20px);
  max-height: calc(100% - 20px);
  box-sizing: border-box;
}

/* Dialog title bar */
.dialog-titlebar {
  border-bottom: 1px solid #141414;
  padding: 4px 12px;
  cursor: move;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  overflow: hidden;
  position: relative;
}

.dialog-title {
  color: var(--inactive_text);
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  text-transform: uppercase;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-align: center;
}

/* Close button */
.window-close-button {
  width: 12px;
  height: 12px;
  cursor: pointer;
  position: absolute;
  left: 8px;
  flex-shrink: 0;
  background: var(--red);
  border-radius: 50%;
  transition: opacity 0.2s;
  opacity: 0.5;
}

.window-close-button:hover {
  opacity: 1;
}

/* Dialog content area */
.dialog-content {
  flex: 1 1 auto;
  overflow: auto;
  padding: 4px;
  color: var(--active_text);
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  box-sizing: border-box;
}

/* Resize handle */
.dialog-resize-handle {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 16px;
  height: 16px;
  cursor: nwse-resize;
  background: linear-gradient(135deg, transparent 0%, transparent 50%, #666666 50%, #666666 100%);
  opacity: 0.5;
  transition: opacity 0.2s;
}

.dialog-resize-handle:hover {
  opacity: 1;
}

/* Dialog fade-in animation */
dialog.spritemate-dialog[open] {
  animation: dialog-fade-in 0.2s ease-out;
}

@keyframes dialog-fade-in {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}


/* ============================================================================
   5. DIALOG FORM ELEMENTS
   ============================================================================ */

/* Buttons in dialogs - uses new flat button system */
.dialog-content button {
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid var(--blue);
  border-radius: var(--radius-sm);
  padding: 6px 14px;
  min-width: 120px;
  transition: all var(--transition-fast);
  box-sizing: border-box;
  /* Primary button style by default */
  background-color: var(--blue);
  color: var(--active_text);
  margin: var(--spacing-xs);
}

.dialog-content button:hover:not(:disabled) {
  background-color: var(--blue-hover);
  border-color: var(--blue-hover);
}

.dialog-content button:active:not(:disabled) {
  background-color: var(--blue-active);
  border-color: var(--blue-active);
}

.dialog-content button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.dialog-content button.center {
  display: block;
  margin: 0 auto;
}

/* Cancel button variant */
.dialog-content button.button-cancel {
  background-color: transparent;
  color: var(--red);
  border-color: var(--red);
}

.dialog-content button.button-cancel:hover:not(:disabled) {
  background-color: rgba(230, 0, 126, 0.1);
  border-color: var(--red);
}

.dialog-content button.button-cancel:active:not(:disabled) {
  background-color: rgba(230, 0, 126, 0.2);
  border-color: var(--red);
}

/* Button row container - centers buttons in dialogs */
#button-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

/* Dialog form row - organized layout for form elements */
.dialog-form-row {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  color: var(--active_text);
}

.dialog-form-row label {
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.dialog-form-row span {
  color: var(--inactive_text);
  font-size: 13px;
  font-style: italic;
}

.dialog-form-row input[type="number"],
.dialog-form-row input[type="text"] {
  background-color: var(--bg-dark);
  color: var(--active_text);
  border: 1px solid var(--border-color);
  padding: 6px var(--spacing-sm);
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  border-radius: var(--radius-md);
  width: 80px;
}

.dialog-form-row input[type="number"]:focus,
.dialog-form-row input[type="text"]:focus {
  border-color: var(--blue);
  background-color: var(--bg-lighter);
}

.dialog-form-row input[type="number"]:hover,
.dialog-form-row input[type="text"]:hover {
  border-color: var(--border-color-light);
}

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

/* Input fields in dialogs */
.dialog-content input {
  border: 2px solid var(--blue);
  background-color: black;
  color: white;
  font-size: 100%;
  font-family: 'Quicksand', sans-serif;
  font-weight: normal;
  border-radius: var(--radius-pill);
  margin: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  text-align: center;
  box-sizing: border-box;
}



.dialog-content input:focus {
  background-color: var(--blue);
}

.dialog-content input.error {
  border-color: var(--red);
}

.dialog-content input.error:focus {
  background-color: var(--red);
}

/* Select dropdowns in dialogs - matches new flat button style */
.dialog-content select {
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid var(--blue);
  border-radius: var(--radius-sm);
  padding: 6px 14px;
  min-width: 120px;
  transition: all var(--transition-fast);
  box-sizing: border-box;
  background-color: var(--blue);
  color: var(--active_text);
  margin: var(--spacing-xs);
}

.dialog-content select:focus {
  background-color: var(--blue-hover);
  border-color: var(--blue-hover);
}

.dialog-content select:hover {
  background-color: var(--blue-hover);
  border-color: var(--blue-hover);
}

/* Textarea in dialogs */
.dialog-content textarea {
  border: 2px solid var(--blue);
  background-color: black;
  color: var(--blue);
  font-size: 100%;
  font-family: 'Courier New', monospace;
  padding: 8px;
  margin: 4px 0;
  box-sizing: border-box;
  resize: vertical;
}

.dialog-content textarea:focus {
  background-color: var(--bg-darker);
}

/* Console textarea (Snapshot window) */
.dialog-content .console-container {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  line-height: 0;
  padding-bottom: 20px;
  overflow: hidden;
  scrollbar-width: none;
  position: relative;
}

.dialog-content textarea.console {
  color: var(--blue);
  font-family: monospace !important;
  font-size: 16px !important;
  border: none;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 16px;
  resize: none;
  box-sizing: border-box;
  padding-bottom: 20px;
  margin: 0;
  width: 100%;
  height: 100%;
  background: none;
}

/* Fieldsets in dialogs */
.dialog-content fieldset {
  border: 1px dotted var(--border-color-dark);
  margin: 10px 0;
  padding: 10px;
}

.dialog-content fieldset legend {
  color: var(--blue);
  padding: 0 5px;
}

.dialog-content fieldset button {
  float: right;
}

.dialog-content fieldset p {
  margin: 0;
  padding: 0;
}

/* Tables in dialogs */
.dialog-content table {
  width: 100%;
  border-collapse: collapse;
}

.dialog-content td,
.dialog-content th {
  padding: 8px;
  margin: 4px 0;
  text-align: left;
}

.dialog-content tr:nth-child(even) {
  background-color: #222222;
}

/* Links in dialogs */
.dialog-content a {
  color: var(--blue);
  text-decoration: none;
}

.dialog-content a:hover {
  text-decoration: underline;
}

/* Lists in dialogs */
.dialog-content ul {
  list-style-type: disc;
  margin: 8px 0;
  padding-left: 24px;
}

.dialog-content ol {
  list-style-type: decimal;
  margin: 8px 0;
  padding-left: 24px;
}

.dialog-content li {
  display: list-item;
  margin: 4px 0;
  line-height: 1.5;
}

/* Horizontal rule in dialogs */
.dialog-content hr {
  border: none;
  border-top: 1px solid var(--border-color-dark);
  margin: 40px 40px;
}


/* ============================================================================
   6. WINDOW-SPECIFIC DIALOG CONTENT
   ============================================================================ */

/* List window - prevent dialog-content from scrolling, only spritelist scrolls */
.dialog-content:has(#spritelist) {
  overflow: hidden;
}

/* Snapshot window - console fills the entire content area */
.dialog-content:has(#snapshot-console) {
  overflow: hidden;
}

#window-9 {
  display: flex;
  flex-direction: column;
  height: 100%;
}

#window-9 .console-container {
  flex: 1;
  min-height: 0;
}

/* Tools window - center the menu */
.dialog-content #menu {
  margin: 0 auto;
}

/* Palette window - center the text labels */
.dialog-content #palette_spritecolors p {
  text-align: center;
  text-transform: uppercase;
}


/* ============================================================================
   7. SORTABLE / DRAG & DROP
   ============================================================================ */

.sortable-dragging {
  opacity: 0.5;
  cursor: move !important;
}

.sortable-placeholder {
  background: rgba(0, 185, 238, 0.2);
  border: 2px dashed var(--blue);
  box-sizing: border-box;
  display: inline-block;
  vertical-align: top;
}


/* ============================================================================
   8. WINDOW MENUS & TOOLBARS
   ============================================================================ */

.window_menu {
  min-height: 30px;
  padding-bottom: var(--spacing-sm);
  /* Pixel-perfect icon rendering (matches .pixel-perfect utility) */
  image-rendering: optimizeSpeed;
  image-rendering: -moz-crisp-edges;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: -o-crisp-edges;
  image-rendering: pixelated;
  -ms-interpolation-mode: nearest-neighbor;
}

.window_menu_icon_area {
  margin-right: 10px;
  padding-right: 10px;
  float: left;
  border-right: 1px solid rgba(0, 0, 0, 0.3);
  color: var(--inactive_text);
  line-height: 25px;
}

/* Window menu input fields */
.window_menu input {
  border: 1px solid var(--icon_outline);
  min-width: 40px;
  line-height: 10px;
  border-radius: 16px;
  padding: 4px;
  font-size: 80%;
  margin: 2px 2px 2px 6px;
  vertical-align: top;
  background-color: transparent;
  font-family: "Courier", monospace;
  color: var(--inactive_text);
}

.window_menu input:hover {
  border-color: var(--blue);
  color: var(--active_text);
}

.window_menu input:focus {
  color: var(--active_text);
  background-color: var(--border-color-dark);
}

/* Window control panels */
.window-control-panel {
  padding: 16px;
  background-color: var(--bg-darker);
  border-top: 1px solid var(--border-color-dark);
  margin-top: 8px;
}

.window-control-panel.inactive {
  opacity: 0.33;
  pointer-events: none;
}


/* ============================================================================
   9. ICONS & BUTTONS
   ============================================================================ */

/* Base button styles - shared foundation for all buttons */
.btn {
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  padding: 10px 24px;
  min-width: 120px;
  transition: all var(--transition-fast);
  box-sizing: border-box;
  text-transform: none;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Primary button - solid blue background */
.btn-primary {
  background-color: var(--blue);
  color: #000;
  border-color: var(--blue);
}

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

.btn-primary:active:not(:disabled) {
  background-color: var(--blue-active);
  border-color: var(--blue-active);
}

/* Cancel/Secondary button - transparent with red border */
.btn-cancel {
  background-color: transparent;
  color: var(--red);
  border-color: var(--red);
}

.btn-cancel:hover:not(:disabled) {
  background-color: rgba(230, 0, 126, 0.1);
}

.btn-cancel:active:not(:disabled) {
  background-color: rgba(230, 0, 126, 0.2);
}

.icon {
  width: 50px;
  height: 50px;
  display: block;
  margin: 0 auto;
  transition: transform var(--transition-fast) ease, filter var(--transition-fast) ease;
  /* Pixel-perfect icon rendering (matches .pixel-perfect utility) */
  image-rendering: optimizeSpeed;
  image-rendering: -moz-crisp-edges;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: -o-crisp-edges;
  image-rendering: pixelated;
  -ms-interpolation-mode: nearest-neighbor;
}

.iconset {
  float: left;
  padding: 1px 2px 1px 2px;
  cursor: pointer;
  margin: 0px 0px 0px 0px;
}

.icontext {
  color: rgba(255, 255, 255, 1);
  font-size: 70%;
  text-transform: uppercase;
  text-align: center;
  margin: 0px;
  position: relative;
  top: -5px;
  height: 8px;
  transition: transform 0.15s ease, filter 0.15s ease;
}

.icon-hover {
  background: transparent;
  transition: 0.25s ease background;
  border-radius: 4px;
}

.icon-hover:hover .icon,
.icon-hover:hover .icontext,
.icon-active .icon,
.icon-active .icontext {
  transform: translateY(-2px);
  filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.8));
}

.icon-hover:hover {
  background: rgba(90, 90, 90, 0.5);
}

.icon-active {
  background: rgba(90, 90, 90, 0.5);
}

.icon-right {
  float: right;
}

/* Confirm dialog button */
.confirm-button {
  border: 2px solid var(--blue);
  background: black;
}

.confirm-button:hover {
  border: 2px solid var(--blue);
  background: black;
  color: white;
  font-size: 100%;
  margin: 4px;
}

.confirm-button:focus {
  border: 2px solid var(--blue);
  background: black;
  color: white;
  font-size: 100%;
  margin: 4px;
}


/* ============================================================================
   10. INPUT FIELDS & FORM CONTROLS
   ============================================================================ */

/* Menu bar input fields (sprite name, grid width/height) */
.menu_bar_input {
  background-color: var(--bg-dark);
  color: var(--active_text);
  border: 1px solid var(--border-color);
  padding: 4px 8px;
  font-family: 'Quicksand', sans-serif;
  font-size: 13px;
  border-radius: 3px;
  text-align: center;
}

.menu_bar_input[type="text"] {
  width: 120px;
  text-align: left;
}

.menu_bar_input[type="number"] {
  width: 45px;
}

.menu_bar_input:focus {
  border-color: var(--blue);
  background-color: var(--bg-lighter);
}

.menu_bar_input:hover {
  border-color: var(--border-color-light);
}

/* Grid layout controls in Editor */
.grid-layout-label {
  color: var(--active_text);
  font-size: 13px;
  margin-right: 6px;
}

.grid-layout-separator {
  color: var(--active_text);
  margin: 0 4px;
  font-size: 13px;
}

.grid-layout-input {
  background-color: #222;
  color: var(--active_text);
  border: 1px solid #444;
  padding: 4px 6px;
  font-family: 'Quicksand', sans-serif;
  font-size: 13px;
  border-radius: 3px;
  width: 40px;
  text-align: center;
}

.grid-layout-input:focus {
  border-color: var(--blue);
  background-color: var(--bg-lighter);
}

.grid-layout-input:hover {
  border-color: var(--border-color-light);
}


/* ============================================================================
   11. MENUBAR
   ============================================================================ */

#menubar {
  background-color: #333;
}

#menubar ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

#menubar li {
  float: left;
}

#menubar li a,
#menubar .dropbtn {
  display: inline-block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

#menubar li a:hover,
#menubar .dropdown:hover .dropbtn {
  background-color: var(--blue);
  color: white;
}

#menubar li.dropdown {
  display: inline-block;
}

/* Dropdown content */
#menubar .dropdown-content {
  display: none;
  position: absolute;
  background-color: #333;
  min-width: 240px;
  box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
  z-index: 1000;
}

#menubar .dropdown-content a {
  color: white;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  text-align: left;
  position: relative;
}

#menubar .dropdown-content a:hover {
  background-color: var(--blue);
}

#menubar .dropdown:hover .dropdown-content {
  display: block;
}

/* Submenu styles */
#menubar .submenu-item {
  position: relative;
}

#menubar .submenu-item > a {
  color: white;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  text-align: left;
  position: relative;
  cursor: pointer;
}

#menubar .submenu-item > a:hover {
  background-color: var(--blue);
}

#menubar .submenu-arrow {
  position: absolute;
  right: 10px;
  font-size: 14px;
  font-weight: bold;
}

#menubar .submenu-content {
  display: none;
  position: absolute;
  left: 100%;
  top: 0;
  background-color: #333;
  min-width: 240px;
  box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
  z-index: 1001;
}

#menubar .submenu-content a {
  color: white;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  text-align: left;
}

#menubar .submenu-content a:hover {
  background-color: var(--blue);
}

#menubar .submenu-item:hover > .submenu-content {
  display: block;
}

/* Hotkey documentation */
#menubar .hotkey {
  position: absolute;
  right: 9px;
  color: rgba(200, 200, 200, 0.5);
}

/* Checkmark indicator for toggleable windows */
#menubar .has-checkmark {
  padding-left: 40px !important;
}

#menubar .checkmark {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  line-height: 1;
  color: white;
  visibility: hidden;
  font-weight: normal;
  width: 16px;
  display: inline-block;
}

#menubar .checkmark.visible {
  visibility: visible;
}

/* Label documentation */
#menubar .label {
  padding: 4px 4px 4px 14px;
  color: rgba(200, 200, 200, 0.5);
}

/* Menu separator line */
#menubar hr {
  border: none;
  height: 1px;
  background: rgba(200, 200, 200, 0.15);
}

/* Filename input in menubar */
#menubar-filename {
  float: right;
}

#menubar-filename-input {
  background-color: #222;
  color: var(--blue);
  border: 1px solid #444;
  padding: 4px 8px;
  font-family: 'Quicksand', sans-serif;
  font-size: 14px;
  border-radius: 4px;
  width: 150px;
}

#menubar-filename-input:focus {
  border-color: var(--blue);
  background-color: var(--bg-lighter);
}

#menubar-filename-input:hover {
  border-color: var(--border-color-light);
}

#menubar-filename-input.error {
  border-color: #ff4444;
  background-color: #331111;
}


/* ============================================================================
   12. STATUS BAR & TOOLTIP
   ============================================================================ */

#statusbar {
  width: 100%;
  position: fixed;
  bottom: 0px;
  height: 20px;
  padding: 6px 12px 6px 12px;
  color: var(--blue);
  background: -webkit-linear-gradient(#181818, #111111);
  background: -o-linear-gradient(#181818, #111111);
  background: -moz-linear-gradient(#181818, #111111);
  background: linear-gradient(#181818, #111111);
  z-index: -100;
  font-size: 110%;
}

#custom-tooltip {
  position: fixed;
  background: rgba(20, 20, 20, 0.95);
  color: var(--blue);
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-family: 'Quicksand', sans-serif;
  pointer-events: none;
  z-index: 10000;
  opacity: 0;
  transition: opacity 0.15s ease-in-out;
  white-space: nowrap;
  border: 1px solid rgba(0, 185, 238, 0.3);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

#custom-tooltip.visible {
  opacity: 1;
}


/* ============================================================================
   13. EDITOR WINDOW
   ============================================================================ */

#editor {
  cursor: crosshair;
}

#editor-canvas-container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px;
}

#editor-canvas {
  position: relative;
  display: inline-block;
}


/* ============================================================================
   14. TOOLS WINDOW
   ============================================================================ */

#menu {
  width: 54px;
}


/* ============================================================================
   15. PALETTE WINDOW
   ============================================================================ */

#palette {
  cursor: pointer;
}

#palette_spritecolors {
  margin-top: 12px;
  font-size: 70%;
}

#palette_all_colors {
  clear: both;
}

.palette_color_item {
  width: 40px;
  height: 20px;
  margin: auto;
  cursor: pointer;
  float: left;
}

.palette_color_item_active_colors {
  width: 40px;
  height: 20px;
  margin: auto;
  cursor: pointer;
  margin-bottom: 2px;
  margin-top: 8px;
}

.palette_highlight_text {
  color: var(--blue);
}

.palette_color_item_selected {
  outline-style: solid;
  outline-width: 2px;
  outline-color: var(--blue);
}


/* ============================================================================
   16. SPRITE LIST WINDOW
   ============================================================================ */

#spritelist {
  margin: 0px;
  padding: 0px;
  overflow-y: auto;
  overflow-x: hidden;
  line-height: 0px;
  padding-bottom: 20px;
  max-height: calc(100vh - 200px);
}

.sprite_in_list {
  margin: 0px;
  padding: 0px;
  display: inline-block;
  vertical-align: top;
}

.sprite_in_list:hover {
  border: 1px dotted var(--red);
  box-sizing: border-box;
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
}

.sprite_in_list_border {
  border: 1px dotted #555555;
  box-sizing: border-box;
}

.sprite_in_list_selected {
  border: 1px dotted var(--blue);
  box-sizing: border-box;
}

.sprite_in_list:active {
  background-color: white;
  box-shadow: 0px 0px 20px 2px rgba(0, 0, 0, 0.6);
}

.sprite_in_list_container {
  margin: 0px;
  padding: 0px;
  display: inline-block;
  vertical-align: top;
  position: relative;
  cursor: move;
}

.sprite_info_overlay {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
  user-select: none;
}

.sprite_info_text {
  color: var(--red);
  font-size: 12px;
  line-height: 12px;
  margin: 6px;
  font-weight: bold;
  padding: 2px;
  text-shadow:
    -1px -1px 0 #000,
     1px -1px 0 #000,
    -1px  1px 0 #000,
     1px  1px 0 #000;
}

.sprite_animation_badge {
  position: absolute;
  bottom: 2px;
  right: 2px;
  background-color: var(--blue);
  color: white;
  font-size: 10px;
  font-weight: bold;
  width: 14px;
  height: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 2px;
  pointer-events: auto;
  user-select: none;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
  cursor: help;
}


/* ============================================================================
   17. PREVIEW WINDOW
   ============================================================================ */

#preview-canvas-container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px;
}


/* ============================================================================
   18. ANIMATION WINDOW
   ============================================================================ */

#animation-canvas {
  display: flex;
  justify-content: center;
  align-items: center;
}

#animation-canvas canvas {
  padding: 8px;
  border: 1px dotted #444444;
}

/* Animation control row uses .control-row and .control-row-centered classes */

.animation-radio-group {
  display: flex;
  gap: 16px;
  align-items: center;
}

.animation-radio-group input[type="radio"] {
  cursor: pointer;
  accent-color: var(--blue);
}

/* Animation buttons use .btn and .btn-primary */


/* ============================================================================
   19. PLAYFIELD WINDOW
   ============================================================================ */

#playfield {
  background-color: #1a1a1a;
  cursor: crosshair;
  image-rendering: pixelated;
  image-rendering: -moz-crisp-edges;
  image-rendering: crisp-edges;
  border: 1px solid #333;
}

#playfield-canvas-container {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 10px;
  overflow: auto;
}

.playfield-canvas-wrapper {
  position: relative;
  display: inline-block;
}

.playfield-selection-overlay {
  position: absolute;
  border: 1px dotted var(--blue);
  box-sizing: border-box;
  pointer-events: none;
}

.playfield-color-palette {
  display: inline-flex;
  gap: 2px;
  margin-top: 2px;
}

.playfield-color-square {
  width: 20px;
  height: 20px;
  cursor: pointer;
  border: 1px solid transparent;
  box-sizing: border-box;
  /* Pixel-perfect rendering (matches .pixel-perfect utility) */
  image-rendering: optimizeSpeed;
  image-rendering: -moz-crisp-edges;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: -o-crisp-edges;
  image-rendering: pixelated;
  -ms-interpolation-mode: nearest-neighbor;
}

.playfield-color-square:hover {
  border: 1px solid #888;
}

.playfield-color-selected {
  border: 1px solid var(--blue) !important;
}

.playfield-toolbar {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
}

.playfield-toolbar-section {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Playfield and icon buttons - smaller variant of .btn */
.playfield-button,
.icon-button {
  font-size: 13px;
  padding: 6px 16px;
  min-width: 80px;
}

/* Playfield control row uses .control-row base class */

.playfield-control-row label {
  min-width: fit-content;
  display: flex;
  align-items: center;
  gap: 6px;
}

.playfield-sprite-name {
  color: var(--active_text);
}

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

.playfield-scanlines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1000;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.4) 0px,
    rgba(0, 0, 0, 0.4) 1px,
    transparent 1px,
    transparent 2px
  );
}


/* ============================================================================
   20. SETTINGS WINDOW
   ============================================================================ */

.settings_colorfield {
  max-width: 140px;
  margin: var(--spacing-sm);
  border: 1px dotted #888888;
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
  float: left;
}

.settings_colorfield input {
  max-width: 100px;
  padding: var(--spacing-sm) var(--spacing-sm);
  margin: 0;
  border: none;
}

.settings_color {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  float: left;
}


/* ============================================================================
   21. ABOUT/INFO WINDOW
   ============================================================================ */

#info {
  padding: 12px;
  text-align: center;
}

#info fieldset {
  border: 1px dotted #333333;
  font-size: 120%;
  padding: 20px 20px 20px 20px;
  margin: 24px 0px 24px 0px;
  overflow: auto;
  height: 300px;
  text-align: left;
  color: #bbbbbb;
}

#info fieldset legend {
  text-align: center;
}

#info fieldset p {
  padding-bottom: 20px;
}

#info fieldset h1 {
  font-size: 110%;
  margin: 4px;
  margin-top: 20px;
  font-weight: bold;
}

#info fieldset h2 {
  text-align: left;
  margin-top: 20px;
  margin-bottom: 0px;
  font-weight: bold;
  color: white;
}


/* ============================================================================
   22. EXPORT/IMPORT DIALOGS
   ============================================================================ */

#dialog-confirm {
  visibility: hidden;
  text-align: center;
}


/* ============================================================================
   END OF STYLESHEET
   ============================================================================ */