/**
 * Max Yoon Design System - CSS Custom Properties
 * Version 1.1.0
 *
 * Import this file to use design tokens across your projects:
 * @import './design-system/tokens.css';
 *
 * Theme switching:
 * - Uses system preference by default (prefers-color-scheme)
 * - Override with [data-theme="light"] or [data-theme="dark"] on :root
 */

/* ===== THEME COLORS ===== */

/* Dark theme (default) */

:root {
  --color-bg: #0d1117;
  --color-bg-panel: #161b22;
  --color-border: #30363d;
  --color-text: #e6edf3;
  --color-text-muted: #8b949e;
  --color-accent: #c9714a;
  color-scheme: dark;
}

/* Light theme - explicit override */

:root[data-theme="light"] {
  --color-bg: #ffffff;
  --color-bg-panel: #f6f8fa;
  --color-border: #d0d7de;
  --color-text: #1f2328;
  --color-text-muted: #656d76;
  --color-accent: #b35c3a;
  color-scheme: light;
}

/* Dark theme - explicit override */

:root[data-theme="dark"] {
  --color-bg: #0d1117;
  --color-bg-panel: #161b22;
  --color-border: #30363d;
  --color-text: #e6edf3;
  --color-text-muted: #8b949e;
  --color-accent: #c9714a;
  color-scheme: dark;
}

/* System preference: light mode (when no data-theme attribute) */

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --color-bg: #ffffff;
    --color-bg-panel: #f6f8fa;
    --color-border: #d0d7de;
    --color-text: #1f2328;
    --color-text-muted: #656d76;
    --color-accent: #b35c3a;
    color-scheme: light;
  }
}

/* ===== SEMANTIC COLORS ===== */

:root {
  --color-haskell: #5e5086;
  --color-typescript: #3178c6;
}

/* ===== TYPOGRAPHY ===== */

:root {
  /* Font Families */
  --font-mono: "SF Mono", "Fira Code", "JetBrains Mono", Consolas, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;

  /* Font Sizes */
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.75rem;   /* 28px */
  --font-size-3xl: 2.5rem;    /* 40px */

  /* Font Weights */
  --font-weight-normal: 400;
  --font-weight-semibold: 600;

  /* Line Heights */
  --line-height-normal: 1.6;

  /* Letter Spacing */
  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0.02em;
  --letter-spacing-wide: 0.05em;
}

/* ===== SPACING ===== */

:root {
  --spacing-xs: 0.125rem;   /* 2px */
  --spacing-sm: 0.25rem;    /* 4px */
  --spacing-md: 0.5rem;     /* 8px */
  --spacing-lg: 0.75rem;    /* 12px */
  --spacing-xl: 1rem;       /* 16px */
  --spacing-2xl: 1.25rem;   /* 20px */
  --spacing-3xl: 1.5rem;    /* 24px */
  --spacing-4xl: 2rem;      /* 32px */
  --spacing-5xl: 4rem;      /* 64px */
}

/* ===== BORDERS ===== */

:root {
  --border-width-thin: 1px;
  --border-radius-none: 0;
}

/* ===== LAYOUT ===== */

:root {
  --max-width-container: 1200px;
  --max-width-card: 340px;
  --breakpoint-mobile: 640px;
}

/* ===== MOTION ===== */

:root {
  --transition-fast: 150ms ease;
  --transition-theme: 200ms ease;
  --card-lift: -2px;
}

/* ===== UTILITY CLASSES ===== */

/* Apply base styles */

.font-mono {
  font-family: var(--font-mono);
}

.font-sans {
  font-family: var(--font-sans);
}

/* Text colors */

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

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

.text-accent {
  color: var(--color-accent);
}

/* Background colors */

.bg-primary {
  background: var(--color-bg);
}

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

/* Border utilities */

.border {
  border: var(--border-width-thin) solid var(--color-border);
}

.border-accent {
  border: var(--border-width-thin) solid var(--color-accent);
}

/* Theme transition - apply to elements that should animate on theme change */

.theme-transition {
  transition: background-color var(--transition-theme),
              color var(--transition-theme),
              border-color var(--transition-theme);
}
/**
 * Kopter Theme - Design system customizations
 *
 * Maps design system tokens to kopter-specific semantic tokens
 * and defines reusable panel component styles.
 */

:root {
  /* Kopter-specific tokens referencing design system */
  --kopter-panel-bg: var(--color-bg-panel);
  --kopter-page-bg: var(--color-bg);
  --kopter-text: var(--color-text);
  --kopter-text-muted: var(--color-text-muted);
  --kopter-border: var(--color-border);
  --kopter-accent: var(--color-accent);

  /* Status colors */
  --kopter-status-on: #4c4;
  --kopter-status-off: #c44;
}

/* ===== PANEL COMPONENTS ===== */

.kopter-panel {
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
}

.kopter-panel-label {
  color: var(--color-text-muted);
}

.kopter-panel-heading {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  text-transform: lowercase;
  letter-spacing: var(--letter-spacing-wide);
  margin-bottom: var(--spacing-sm);
  display: block;
}

.kopter-panel-row {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-lg);
}

.kopter-panel-section {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 100px;
  flex: 1 1 100px;
}

/* ===== HEADER ===== */

.kopter-header {
  margin-bottom: var(--spacing-5xl);
}

.kopter-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.kopter-header-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.kopter-prompt {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}

.kopter-prompt::before {
  content: "$ ";
  color: var(--color-accent);
}

.kopter-prompt:hover {
  color: var(--color-text);
  text-decoration: none;
}

.kopter-icon-button {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  background-color: var(--color-bg-panel);
  color: var(--color-text);
  border: var(--border-width-thin) solid var(--color-border);
  border-radius: var(--border-radius-none);
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.kopter-icon-button:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.kopter-icon-button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.kopter-theme-toggle {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  background-color: var(--color-bg-panel);
  color: var(--color-text);
  border: var(--border-width-thin) solid var(--color-border);
  border-radius: var(--border-radius-none);
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.kopter-theme-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.kopter-theme-toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ===== LAYOUT ===== */

.kopter-app {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-5xl) var(--spacing-4xl);
  height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-mono);
  box-sizing: border-box;
  overflow: hidden;
}

.kopter-main {
  display: flex;
  flex-direction: row;
  gap: var(--spacing-3xl);
  flex: 1;
  min-height: 0;
}

.kopter-game-column {
  flex: 7;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  min-width: 0;
}

.kopter-canvas-container {
  position: relative;
  width: 500px;
  max-width: 100%;
}

.kopter-canvas {
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  border: var(--border-width-thin) solid var(--color-border);
  display: block;
}

.kopter-debug-grid {
  display: grid;
  grid-template-columns: repeat(2, 250px);
  gap: 2px;
}

.kopter-panel-column {
  flex: 3;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  min-width: 0;
  margin-right: var(--spacing-xl);
}

.kopter-panel-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  background: var(--color-bg-panel);
  border: var(--border-width-thin) solid var(--color-border);
  box-sizing: border-box;
}

.kopter-view-indicator {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ===== CONTROLS LAYOUT ===== */

.kopter-controls {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.kopter-panel-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

/* ===== KEYBOARD HELP ===== */

.kopter-keyboard-help {
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  min-width: 150px;
  color: var(--kopter-text);
}

.kopter-keyboard-help table {
  border-collapse: collapse;
  margin-top: var(--spacing-sm);
}

.kopter-keyboard-help td {
  padding: 1px var(--spacing-md) 1px 0;
}

.kopter-keyboard-help td:first-child {
  font-weight: var(--font-weight-semibold);
}

/* ===== STATUS INDICATORS ===== */

.kopter-status-on {
  color: var(--kopter-status-on);
}

.kopter-status-off {
  color: var(--kopter-status-off);
}

/* ===== BUTTONS ===== */

.kopter-btn {
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  background: transparent;
  color: var(--color-text-muted);
  border: var(--border-width-thin) solid var(--color-border);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.kopter-btn:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}
:root {
	font-family: var(--font-mono);
	line-height: var(--line-height-normal);
	font-weight: 400;

	color: var(--color-text);
	background-color: var(--color-bg);

	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
}

#app {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
}

main {
	flex: auto;
	display: flex;
	align-items: center;
	max-width: var(--max-width-container);
	margin: 0 auto;
	text-align: center;
}

@media (max-width: 639px) {
	main {
		margin: var(--spacing-xl);
	}
}
img {
	margin-bottom: var(--spacing-3xl);
}

img:hover {
	filter: drop-shadow(0 0 2em var(--color-accent));
}

.home section {
	margin-top: var(--spacing-5xl);
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	column-gap: var(--spacing-3xl);
}

.resource {
	padding: var(--spacing-lg) var(--spacing-3xl);
	border-radius: var(--spacing-md);
	text-align: left;
	text-decoration: none;
	color: var(--color-text);
	background-color: var(--color-bg-panel);
	border: var(--border-width-thin) solid transparent;
}

.resource:hover {
	border: var(--border-width-thin) solid var(--color-accent);
	box-shadow: 0 25px 50px -12px var(--color-accent);
}

@media (max-width: 639px) {
	.home section {
		margin-top: var(--spacing-5xl);
		grid-template-columns: 1fr;
		row-gap: var(--spacing-xl);
	}
}