/* CSS Variables for theming */
:root {
  --font-sans: 'Inter', 'Noto Sans JP', sans-serif;
  --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;

  /* Light Theme */
  --bg-light: #f1f5f9;
  --text-light: #1e293b;
  --card-bg-light: #ffffff;
  --border-light: #cbd5e1;
  --control-bg-light: #f8fafc;
  --tooltip-bg: #1e293b;
  --tooltip-text: #ffffff;

  /* Dark Theme */
  --bg-dark: #0f172a;
  --text-dark: #e2e8f0;
  --card-bg-dark: #1e293b;
  --border-dark: #475569;
  --control-bg-dark: #334155;

  /* General Colors */
  --blue-accent: #3b82f6;
  --blue-accent-hover: #2563eb;
  --green-accent: #22c55e;
  --green-accent-hover: #16a34a;
  --slate-accent: #64748b;
  --slate-accent-hover: #475569;

  /* Button Colors */
  --run-icon-color: #22e292;
  --run-icon-hover-bg: #22e2921a;
  --stop-icon-color: #f87171;
  --stop-icon-hover-bg: rgba(248, 113, 113, 0.1);

  /* Default to light theme */
  --bg-color: var(--bg-light);
  --text-color: var(--text-light);
  --card-bg-color: var(--card-bg-light);
  --border-color: var(--border-light);
  --control-bg-color: var(--control-bg-light);

  /* Editor theme */
  --editor-bg: #192735;
  --editor-tab-bar: #262e36;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: var(--bg-dark);
    --text-color: var(--text-dark);
    --card-bg-color: var(--card-bg-dark);
    --border-color: var(--border-dark);
    --control-bg-color: var(--control-bg-dark);
  }
}

/* General Styles */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text-color);
  margin: 0;
  transition: background-color 0.3s, color 0.3s;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.5rem;
}

header {
  text-align: center;
  margin-bottom: 2rem;
}

h1 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--blue-accent);
}

p {
  margin-top: 0.5rem;
  color: var(--slate-accent);
}

main {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.column {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.max-sizing {
  grid-column: 1 / -1;
}

@media (min-width: 1024px) {
  main {
    grid-template-columns: repeat(2, 1fr);
  }

  #tabs-container{
    width: calc((min(100vw,1280px) - 5rem)/2 - 6rem) !important;
  }
}

/* Card Styles */
.card {
  background-color: var(--card-bg-color);
  padding: 1.5rem;
  border-radius: 0.75rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  transition: background-color 0.3s;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1.125rem;
  font-weight: 500;
  margin: 0;
}

/* Form & Button Styles */
select,
.button {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  background-color: var(--control-bg-color);
  color: var(--text-color);
  border-radius: 0.5rem;
  transition: border-color 0.2s, background-color 0.2s;
  font-size: 1rem;
}

select:focus,
.button:focus {
  outline: none;
  border-color: var(--blue-accent);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.4);
}

.button {
  cursor: pointer;
  font-weight: 700;
  text-align: center;
}

.button-primary {
  background-color: var(--blue-accent);
  border-color: var(--blue-accent);
  color: white;
}

.button-primary:hover {
  background-color: var(--blue-accent-hover);
}

.button-secondary {
  background-color: var(--slate-accent);
  border-color: var(--slate-accent);
  color: white;
}

.button-secondary:hover {
  background-color: var(--slate-accent-hover);
}

.button-success {
  background-color: var(--green-accent);
  border-color: var(--green-accent);
  color: white;
}

.button-success:hover {
  background-color: var(--green-accent-hover);
}

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

/* Editor Styles */
.editor-card {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.editor-card-header {
  padding: 0 1.5rem 0.5rem;
}

.editor-card-body {
  padding: 0 1.5rem 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.editor-wrapper {
  position: relative;
  height: 100%;
  min-height: 400px;
  flex-grow: 1;
}

.editor-container {
  position: relative;
  background-color: var(--editor-bg);
  border-radius: 0 0 0.75rem 0.75rem;
  overflow: hidden;
  height: 100%;
}

#highlighting,
#code-editor {
  margin: 0;
  padding: 1rem;
  border: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.5;
  white-space: pre;
  overflow: auto;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  >code{
    font-family: inherit;
  }
}

#code-editor {
  background: transparent;
  color: #e2e8f0;
  resize: none;
  outline: none;
  z-index: 1;
  -webkit-text-fill-color: transparent;
  &::selection{
    background-color: #6b99e281;
  }
}

#highlighting {
  color: #e2e8f0;
  z-index: 0;
  span{
    display: inline;
  }
}

.token-constant {
  color: #569CD6;
}

.token-keyword {
  color: #e486dc;
}

.token-function {
  color: #DCDCAA;
}

.token-p5controls {
  color: #DCDCAA;
  font-weight: bolder;
}

.token-modifier {
  color: #569CD6;
}

.token-type {
  color: #4EC9B0
}

.token-constant-variable {
  color: #4FC1FF;
}

.token-variable {
  color: #9CDCFE;
}

.token-p5variables {
  color: #fd76ba;
}

.token-string {
  color: #CE9178;
}

.token-number {
  color: #B5CEA8;
}

.token-comment {
  color: #64748b;
}

.token-bracket {
  &[data-level="1"]{
    color: #6e92f5;
  }
  &[data-level="2"]{
    color: #ddd900;
  }
  &[data-level="3"]{
    color: #cb6df0;
  }
}

/* Tabs Styles */
#tabs-container {
  display: flex;
  background-color: #334155;
  padding: 0.5rem 0.5rem 0;
  overflow-x: auto;
  border-top-left-radius: 0.75rem;
  border-top-right-radius: 0.75rem;
  width: calc((min(100vw,1280px) - 3rem) - 6rem);
  scrollbar-width: none;
  &::selection{
    background-color: #6b99e281;
  }
}

.tab {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background-color: var(--editor-tab-bar);
  color: #b0b3b6;
  border-top-left-radius: 0.5rem;
  border-top-right-radius: 0.5rem;
  cursor: pointer;
  transition: background-color 0.2s;
  margin-right: 2px;
  white-space: nowrap;
}

.tab.active {
  background-color: var(--editor-bg);
  color: #f1f5f9;
}

.tab:not(.active):hover {
  background-color: #525f75;
}

.tab-name {
  outline: none;
  cursor: text;
}

.close-tab {
  margin-left: 0.75rem;
  border-radius: 50%;
  width: 1rem;
  height: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  line-height: 1;
  border: none;
  background: none;
  color: inherit;
  cursor: pointer;
}

.close-tab:hover {
  background-color: #94a3b8;
  color: var(--editor-bg);
}

#add-tab-button {
  background: none;
  border: none;
  color: #94a3b8;
  padding: 0.5rem;
  cursor: pointer;
  border-radius: 0.25rem;
  font-size: 1.2rem;
  line-height: 1;
}

#add-tab-button:hover {
  background-color: #475569;
}

/* Tooltip Styles */
.tooltip-container {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.tooltip-icon {
  cursor: help;
  color: #94a3b8;
  width: 1rem;
  height: 1rem;
}

.tooltip-text {
  visibility: hidden;
  opacity: 0;
  width: 220px;
  background-color: var(--tooltip-bg);
  color: var(--tooltip-text);
  text-align: center;
  border-radius: 6px;
  padding: 8px;
  position: absolute;
  z-index: 10;
  bottom: 140%;
  left: 50%;
  margin-left: -180px;
  transition: opacity 0.3s;
  font-size: 0.8rem;
  line-height: 1.4;
}

.tooltip-text::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 180px;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: var(--tooltip-bg) transparent transparent transparent;
}

.tooltip-container:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}

/* Control Button Styles */
.icon-button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 9999px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  transition: background-color 0.2s;
}

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

.icon-button svg {
  width: 1.5rem;
  height: 1.5rem;
}

#run-stop-buttons svg {
  width: 2rem;
  height: 2rem;
}

#run-button {
  color: var(--run-icon-color);
}

#run-button:not(:disabled):hover {
  background-color: var(--run-icon-hover-bg);
}

#stop-button {
  color: var(--stop-icon-color);
}

#stop-button:not(:disabled):hover {
  background-color: var(--stop-icon-hover-bg);
}

/* Canvas Box/Window Styles */
.canvas-card {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.canvas-card-header {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1rem;
}

.canvas-container {
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

#sketch-canvas {
  background-color: white;
  border-radius: 0.5rem;
  width: 100%;
  height: 100%;
  transition: box-shadow 0.3s;
}

#sketch-canvas.running {
  box-shadow: 0 0 0 4px var(--blue-accent);
}

#canvas-window {
  position: fixed;
  z-index: 1000;
  background-color: var(--card-bg-color);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  min-width: 300px;
  min-height: 200px;
  border-radius: 0.5rem;
}

.window-title-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  cursor: move;
  border: 1px solid var(--border-color);
  border-bottom: none;
  background-color: var(--control-bg-color);
  border-top-left-radius: 0.5rem;
  border-top-right-radius: 0.5rem;
  touch-action: none;
}

.window-title-bar h3 {
  margin: 0;
  font-weight: 500;
}

.window-content {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-grow: 1;
  overflow: hidden;
  border-bottom-left-radius: 0.5rem;
  border-bottom-right-radius: 0.5rem;
  z-index: 1000;
  #sketch-canvas{
    border-radius: 0;
    box-shadow: none;
  }
}

.window-resize-handle {
  position: absolute;
  bottom: -12px;
  right: -12px;
  width: 32px;
  height: 32px;
  z-index: 999;
  cursor: nwse-resize;
  touch-action: none;
}

body.dragging {
  user-select: none;
}

/* Console Styles */
.console-output {
  background-color: var(--editor-bg);
  color: #e2e8f0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  padding: 1rem;
  border-radius: 0.5rem;
  height: 150px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.console-output>div:not(:last-child) {
  border-bottom: 1px solid #334155;
  padding-bottom: 0.25rem;
  margin-bottom: 0.25rem;
}

.console-output>div{
  padding: 0.2rem;
  &.error{
    background-color: #f3232350;
    border-radius: 0.25rem;
  }
}

.console-output>div>span{
  background-color: #8888;
  padding: 0.1rem;
  border-radius: 0.5rem;
  margin-right: 0.5rem;
}

.console-output>div>.message{
  display: inline-block;
}

/* Upload UI Styles */
#upload-ui {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.hidden {
  display: none !important;
}