/* ============================================
   Window Component
   Glassmorphic windows with Apple-style design
   ============================================ */

.window {
  position: absolute;
  display: flex;
  flex-direction: column;
  min-width: var(--window-min-width);
  min-height: var(--window-min-height);
  background: var(--glass-light);
  backdrop-filter: var(--backdrop-window);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-window);
  overflow: hidden;
  transition: box-shadow var(--duration-base) var(--ease-out);
  will-change: transform;
}

.window.focused {
  box-shadow: var(--shadow-window-active);
  border-color: var(--border-medium);
  z-index: calc(var(--z-window-base) + 1);
}

.window.minimizing {
  animation: minimizeToDoc k var(--duration-slow) var(--ease-in-out) forwards;
}

@keyframes minimizeToDock {
  to {
    transform: scale(0.1);
    opacity: 0;
  }
}

.window.maximized {
  top: var(--menubar-height) !important;
  left: 0 !important;
  right: 0 !important;
  bottom: calc(var(--dock-height) + var(--space-2)) !important;
  width: auto !important;
  height: auto !important;
  border-radius: 0;
}

/* Window Titlebar */
.window-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--window-titlebar-height);
  padding: 0 var(--space-4);
  background: var(--glass-dark);
  border-bottom: 1px solid var(--border-light);
  cursor: grab;
  -webkit-user-select: none;
  user-select: none;
}

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

.window.focused .window-titlebar {
  background: var(--glass-medium);
}

/* Traffic Lights (macOS-style buttons) */
.window-controls {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  height: 100%;
}

.window-control-btn {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  position: relative;
  flex-shrink: 0;
}

/* Close button - Red */
.window-control-btn.close {
  background: #ff5f57;
}

.window-control-btn.close:hover {
  background: #ff4136;
}

/* Minimize button - Yellow */
.window-control-btn.minimize {
  background: #ffbd2e;
}

.window-control-btn.minimize:hover {
  background: #ffaa00;
}

/* Maximize button - Green */
.window-control-btn.maximize {
  background: #28c840;
}

.window-control-btn.maximize:hover {
  background: #1aad2f;
}

/* Show symbols on hover (optional enhancement) */
.window:hover .window-control-btn::before {
  opacity: 1;
}

.window-control-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-out);
  font-size: 8px;
  color: rgba(0, 0, 0, 0.6);
}

.window-control-btn.close::before {
  content: '×';
  font-size: 14px;
  font-weight: bold;
}

.window-control-btn.minimize::before {
  content: '−';
  font-size: 12px;
  font-weight: bold;
}

.window-control-btn.maximize::before {
  content: '+';
  font-size: 12px;
  font-weight: bold;
}

/* Window Title */
.window-title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  pointer-events: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 50%;
}

/* Spacer for layout balance */
.window-spacer {
  width: 68px; /* Same as controls width */
}

/* Window Content */
.window-content {
  flex: 1;
  overflow: auto;
  padding: var(--space-4);
  background: var(--glass-dark);
}

/* Window Toolbar (optional) */
.window-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--glass-dark);
  border-bottom: 1px solid var(--border-light);
  min-height: 44px;
}

.window-toolbar-item {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-md);
  background: var(--glass-light);
  font-size: var(--text-sm);
  transition: all var(--duration-fast) var(--ease-out);
}

.window-toolbar-item:hover {
  background: var(--glass-medium);
}

/* Window Resize Handle */
.window-resize-handle {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 20px;
  height: 20px;
  cursor: nwse-resize;
  z-index: 10;
}

.window-resize-handle::after {
  content: '';
  position: absolute;
  bottom: 2px;
  right: 2px;
  width: 12px;
  height: 12px;
  background: linear-gradient(
    135deg,
    transparent 0%,
    transparent 45%,
    var(--text-tertiary) 45%,
    var(--text-tertiary) 47%,
    transparent 47%,
    transparent 52%,
    var(--text-tertiary) 52%,
    var(--text-tertiary) 54%,
    transparent 54%
  );
  opacity: 0.5;
  border-radius: 0 0 var(--radius-lg) 0;
}

/* Window Sidebar (for apps like Finder) */
.window-sidebar {
  width: 200px;
  background: var(--glass-darker);
  border-right: 1px solid var(--border-light);
  padding: var(--space-4);
  overflow-y: auto;
}

.window-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Window with sidebar layout */
.window-with-sidebar {
  display: flex;
  flex-direction: row;
}

.window-with-sidebar .window-content {
  padding: 0;
}

/* Window States */
.window[data-state="minimized"] {
  display: none;
}

.window[data-state="hidden"] {
  opacity: 0;
  pointer-events: none;
}

/* Snap indicators (shown while dragging) */
.snap-indicator {
  position: fixed;
  background: var(--accent-blue);
  opacity: 0.2;
  border: 2px solid var(--accent-blue);
  border-radius: var(--radius-md);
  pointer-events: none;
  z-index: calc(var(--z-window-base) - 1);
  transition: all var(--duration-fast) var(--ease-out);
}

.snap-indicator.active {
  opacity: 0.3;
}