/* macOS Desktop & iOS Mobile Launcher Shell */
html, body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  position: fixed;
}

#os-desktop {
  width: 100vw;
  height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  background: radial-gradient(circle at 80% 15%, rgba(90, 100, 232, 0.09) 0%, transparent 45%),
              radial-gradient(circle at 15% 85%, rgba(0, 224, 198, 0.07) 0%, transparent 45%),
              var(--canvas);
}

/* WIDE SCREENS (≥769px) - macOS Desktop */
.menu-bar {
  height: 30px;
  background: var(--surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-window);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 500;
  z-index: 999;
  user-select: none;
}

.menu-left, .menu-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.menu-brand {
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.menu-brand svg {
  width: 14px;
  height: 14px;
}

.active-app-name {
  font-weight: 600;
}

.menu-item {
  color: var(--text-secondary);
  cursor: default;
}

.menu-right {
  color: var(--text-secondary);
  font-size: 0.75rem;
  gap: 0.85rem;
}

.sys-icons {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.clock-display {
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

/* Desktop Canvas Area */
.desktop-workspace {
  flex: 1;
  position: relative;
  overflow: hidden;
}

/* Desktop Icons Grid */
.desktop-icons {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  z-index: 10;
}

.desktop-icon-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: transparent;
  border: none;
  cursor: pointer;
  width: 78px;
  padding: 0.4rem;
  border-radius: 8px;
  transition: transform 140ms ease, background 140ms ease;
  user-select: none;
}

.desktop-icon-btn:hover {
  background: rgba(22, 22, 22, 0.06);
  transform: translateY(-2px);
}

.desktop-icon-btn:focus-visible {
  outline: 2px solid var(--accent-violet);
  background: rgba(90, 100, 232, 0.1);
}

.icon-squircle {
  width: 54px;
  height: 54px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  color: #FFF;
  margin-bottom: 0.35rem;
  position: relative;
}

.icon-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
  line-height: 1.15;
  color: var(--text-primary);
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.85);
  word-break: break-word;
}

/* Desktop macOS Dock */
.mac-dock-container {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 900;
}

.mac-dock {
  height: 66px;
  background: var(--surface-glass);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-glass);
  border-radius: 20px;
  padding: 0 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.12);
}

.dock-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  position: relative;
  transition: transform 160ms cubic-bezier(0.2, 0.8, 0.2, 1);
  min-height: 44px;
}

.dock-item:hover {
  transform: translateY(-6px) scale(1.18);
}

.dock-item .dock-icon-box {
  width: 46px;
  height: 46px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFF;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
}

.dock-item .running-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--text-primary);
  position: absolute;
  bottom: -6px;
  opacity: 0;
  transition: opacity 140ms ease;
}

.dock-item.running .running-dot {
  opacity: 1;
}

/* macOS Window Component */
.mac-window {
  position: absolute;
  background: var(--surface-card);
  border: 1px solid var(--border-window);
  border-radius: 12px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.14);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 100;
  opacity: 0;
  transform: scale(0.96);
  pointer-events: none;
  transition: transform 220ms cubic-bezier(0.16, 1, 0.3, 1), opacity 220ms ease;
}

.mac-window.open {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

.mac-window.active {
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.22);
}

.window-titlebar {
  height: 38px;
  background: var(--surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-window);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 0.85rem;
  user-select: none;
  cursor: grab;
}

.window-titlebar:active {
  cursor: grabbing;
}

.traffic-lights {
  display: flex;
  align-items: center;
  gap: 7px;
}

.tl-btn {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  padding: 0;
  cursor: pointer;
  min-height: 12px;
}

.tl-close { background: var(--mac-close); }
.tl-min { background: var(--mac-minimize); }
.tl-zoom { background: var(--mac-zoom); }

.window-title {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  pointer-events: none;
}

.window-spacer {
  width: 48px;
}

.window-viewport {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  position: relative;
  background: var(--canvas);
}

.window-inner {
  padding: 1.5rem;
}

/* Terminal View */
.terminal-window-content {
  background: #141416;
  color: #F1F1F1;
  font-family: 'SF Mono', Consolas, Monaco, monospace;
  font-size: 0.875rem;
  padding: 1.25rem;
  min-height: 100%;
}

.term-line {
  margin-bottom: 0.5rem;
  line-height: 1.5;
}

.term-prompt { color: var(--accent-cyan); }
.term-accent { color: #FFBD2E; }

/* Paint App View */
.paint-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #EEE;
}

.paint-toolbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1rem;
  background: var(--surface-card);
  border-bottom: 1px solid var(--border-window);
}

.paint-canvas-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

#paint-canvas {
  background: #FFF;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border-radius: 4px;
  cursor: crosshair;
}

/* Music App View */
.music-app-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2.5rem 1.5rem;
  background: var(--surface-card);
}

.album-art-ph {
  width: 140px;
  height: 140px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--accent-violet), #FF5F56);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFF;
  margin-bottom: 1.5rem;
  box-shadow: 0 12px 24px rgba(90, 100, 232, 0.3);
}

.music-track-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
}

.music-artist-name {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.audio-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.audio-ctrl-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--border-window);
  background: var(--surface-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
}

/* Spotlight Search */
.spotlight-modal {
  position: absolute;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  width: min(560px, 90vw);
  background: var(--surface-glass);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border: 1px solid var(--border-glass);
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.2);
  z-index: 1000;
  display: none;
  flex-direction: column;
  overflow: hidden;
}

.spotlight-modal.active {
  display: flex;
}

.spotlight-input-row {
  display: flex;
  align-items: center;
  padding: 0.85rem 1.25rem;
  gap: 0.75rem;
  border-bottom: 1px solid var(--border-window);
}

.spotlight-input {
  flex: 1;
  background: transparent;
  border: none;
  font-size: 1.125rem;
  color: var(--text-primary);
  outline: none;
}

.spotlight-results {
  max-height: 280px;
  overflow-y: auto;
  padding: 0.5rem;
}

.spotlight-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  border-radius: 8px;
  cursor: pointer;
  min-height: 44px;
}

.spotlight-item:hover, .spotlight-item.selected {
  background: var(--accent-violet);
  color: #FFF;
}

/* PHONES (<769px) - AUTHENTIC iOS LAUNCHER */
#mobile-launcher {
  display: none;
  width: 100vw;
  height: 100vh;
  position: relative;
  flex-direction: column;
  background: radial-gradient(circle at 50% 10%, rgba(90, 100, 232, 0.12), transparent 50%),
              var(--canvas);
  overflow: hidden;
}

/* iOS Status Bar with Dynamic Island */
.ios-status-bar {
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.25rem;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  user-select: none;
  z-index: 10;
}

.ios-status-time {
  width: 60px;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.ios-dynamic-island {
  width: 96px;
  height: 26px;
  background: #000;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
}

.island-camera {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #111;
  border: 1px solid #222;
}

.ios-status-icons {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 60px;
  justify-content: flex-end;
}

.ios-battery {
  width: 22px;
  height: 11px;
  border: 1px solid var(--text-primary);
  border-radius: 3px;
  padding: 1px;
  display: flex;
  align-items: center;
  position: relative;
}

.ios-battery-fill {
  width: 75%;
  height: 100%;
  background: var(--text-primary);
  border-radius: 1px;
}

.ios-battery::after {
  content: '';
  position: absolute;
  right: -3px;
  top: 3px;
  width: 2px;
  height: 4px;
  background: var(--text-primary);
  border-radius: 0 1px 1px 0;
}

.launcher-body {
  flex: 1;
  padding: 0.5rem 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* iOS Springboard Stack Widget */
.ios-widget-stack {
  background: var(--surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: 22px;
  padding: 1rem 1.25rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ios-widget-left {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.ios-widget-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.ios-widget-sub {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.ios-widget-badge {
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: 12px;
  background: rgba(0, 224, 198, 0.15);
  color: #008775;
}

/* iOS Springboard App Grid */
.ios-app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.1rem 0.5rem;
  padding: 0.5rem 0;
}

.ios-app-icon-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: transparent;
  border: none;
  cursor: pointer;
  min-height: 44px;
  padding: 0;
}

.ios-app-icon-btn .icon-squircle {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  margin-bottom: 0.35rem;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.12);
}

.ios-app-label {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--text-primary);
  text-align: center;
}

/* iOS Spotlight Search Pill */
.ios-spotlight-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  margin: 0.25rem auto;
  width: 140px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.ios-spotlight-pill span {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* iOS Dock (Frosted Capsule) */
.ios-dock {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--border-glass);
  border-radius: 34px;
  padding: 0.75rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.ios-dock-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  min-height: 44px;
  padding: 0;
}

.ios-dock-btn .icon-squircle {
  width: 56px;
  height: 56px;
  border-radius: 13.5px;
  margin: 0;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.14);
}

/* Native iOS Modal Sheet */
.mobile-sheet {
  position: fixed;
  inset: 0;
  background: var(--canvas);
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.18);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform 260ms cubic-bezier(0.32, 0.72, 0, 1);
  overflow: hidden;
}

.mobile-sheet.open {
  transform: translateY(0);
}

.sheet-grabber {
  width: 36px;
  height: 5px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 3px;
  margin: 8px auto 4px;
}

.sheet-header {
  height: 48px;
  background: var(--surface-card);
  border-bottom: 1px solid var(--border-window);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
}

.sheet-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
}

.sheet-close-btn {
  background: rgba(0, 0, 0, 0.06);
  border: none;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: 16px;
  cursor: pointer;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.sheet-viewport {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 1.25rem;
}

/* Responsive Media Queries */
@media (max-width: 768px) {
  #os-desktop {
    display: none !important;
  }
  #mobile-launcher {
    display: flex !important;
  }
}

@media (min-width: 769px) {
  #mobile-launcher {
    display: none !important;
  }
  #os-desktop {
    display: flex !important;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  .mac-window, .mobile-sheet, .dock-item, .desktop-icon-btn, .ios-app-icon-btn {
    transition: opacity 100ms ease !important;
    transform: none !important;
  }
}