/**
 * Layout Styles
 *
 * 앱 레이아웃 스타일
 */

/* App Container */
.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-4);
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-neutral-200);
  z-index: var(--z-toolbar);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary-600);
}

.header__logo-icon {
  width: 32px;
  height: 32px;
}

/* User Avatar */
.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-primary-500);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.user-avatar__initial {
  color: white;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
}

.user-avatar__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.header__user-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.header__title {
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

/* Main Content */
.main {
  display: flex;
  flex: 1;
  margin-top: var(--header-height);
}

/* Sidebar */
.sidebar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background-color: var(--color-bg-primary);
  border-right: 1px solid var(--color-neutral-200);
  overflow-y: auto;
  z-index: var(--z-sidebar);
  transform: translateX(0);
  transition: transform var(--transition-base);
}

.sidebar--collapsed {
  transform: translateX(-100%);
}

.sidebar__section {
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--color-neutral-200);
}

.sidebar__section-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-3);
}

/* Mindmap List Item */
.mindmap-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  margin-bottom: var(--spacing-2);
  transition: background-color var(--transition-fast);
}

.mindmap-item:hover {
  background-color: var(--color-neutral-100);
}

.mindmap-item:hover .mindmap-item__delete {
  display: block;
}

.mindmap-item--active {
  background-color: var(--color-primary-50);
  border-left: 3px solid var(--color-primary-500);
}

.mindmap-item--active:hover {
  background-color: var(--color-primary-100);
}

.mindmap-item__info {
  flex: 1;
  min-width: 0;
}

.mindmap-item__title {
  font-weight: var(--font-weight-medium);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mindmap-item--active .mindmap-item__title {
  color: var(--color-primary-700);
}

.mindmap-item__date {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.mindmap-item__delete {
  display: none;
  padding: 4px;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text-tertiary);
  transition: all var(--transition-fast);
}

.mindmap-item__delete:hover {
  color: var(--color-error);
  background-color: rgba(244, 67, 54, 0.1);
}

/* Shared Mindmap Item Styles */
.mindmap-item__meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  margin-top: 2px;
}

.mindmap-item__owner {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.mindmap-item__badge {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  font-weight: var(--font-weight-medium);
}

.mindmap-item__badge--view {
  background-color: var(--color-neutral-200);
  color: var(--color-text-secondary);
}

.mindmap-item__badge--edit {
  background-color: var(--color-primary-100);
  color: var(--color-primary-700);
}

/* Canvas Area */
.canvas-container {
  flex: 1;
  position: relative;
  margin-left: var(--sidebar-width);
  background-color: var(--color-bg-canvas);
  overflow: hidden;
  transition: margin-left var(--transition-base);
}

.canvas-container--expanded {
  margin-left: 0;
}

/* Toolbar */
.toolbar {
  position: absolute;
  top: var(--spacing-4);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
  padding: var(--spacing-2);
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  z-index: var(--z-toolbar);
}

.toolbar__group {
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
}

.toolbar__divider {
  width: 1px;
  height: 24px;
  background-color: var(--color-neutral-200);
  margin: 0 var(--spacing-2);
}

/* Minimap */
.minimap {
  position: absolute;
  bottom: var(--spacing-4);
  right: var(--spacing-4);
  width: var(--minimap-size);
  height: calc(var(--minimap-size) * 0.75);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  z-index: var(--z-toolbar);
}

.minimap__viewport {
  position: absolute;
  border: 2px solid var(--color-primary-500);
  background-color: rgba(33, 150, 243, 0.1);
  cursor: move;
}

/* Zoom Controls */
.zoom-controls {
  position: absolute;
  bottom: var(--spacing-4);
  left: var(--spacing-4);
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2);
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  z-index: var(--z-toolbar);
}

.zoom-controls__display {
  min-width: 50px;
  text-align: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

/* Login/Auth Pages */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--spacing-4);
  background-color: var(--color-bg-secondary);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  padding: var(--spacing-8);
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.auth-card__title {
  text-align: center;
  margin-bottom: var(--spacing-6);
}

/* Dashboard */
.dashboard {
  padding: var(--spacing-6);
  margin-left: var(--sidebar-width);
}

.dashboard__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-6);
}

.dashboard__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-4);
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar--open {
    transform: translateX(0);
  }

  .canvas-container,
  .dashboard {
    margin-left: 0;
  }
}