/* ==========================================================================
   ApexPOS - Layout & Shell Structure
   ========================================================================== */

#app-root {
  display: flex;
  width: 100vw;
  height: 100vh;
  background-color: var(--bg-canvas);
  overflow: hidden;
}

/* Sidebar Navigation */
.app-sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  height: 100%;
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  transition: width var(--trans-smooth), min-width var(--trans-smooth);
  z-index: 50;
}

.app-sidebar.collapsed {
  width: var(--sidebar-collapsed-width);
  min-width: var(--sidebar-collapsed-width);
}

.sidebar-header {
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-muted);
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.brand-icon {
  width: 32px;
  height: 32px;
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 800;
  font-size: 1rem;
  border: 1px solid var(--border-subtle);
}

.sidebar-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-muted);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--trans-fast), color var(--trans-fast);
}

.sidebar-toggle-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-focus);
}

/* Sidebar Navigation Items */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-section-label {
  font-size: 0.72rem;
  text-transform: none;
  letter-spacing: normal;
  color: var(--text-muted);
  font-weight: 500;
  padding: 10px 10px 4px;
}

.app-sidebar.collapsed .nav-section-label {
  display: none;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background var(--trans-fast), color var(--trans-fast), transform var(--trans-fast);
  position: relative;
}

.nav-item:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.nav-item.active {
  background-color: var(--bg-hover);
  color: #ffffff;
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background-color: #ffffff;
  border-radius: 0 4px 4px 0;
}

.nav-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.nav-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-sidebar.collapsed .nav-label {
  display: none;
}

.nav-badge {
  margin-left: auto;
  background: var(--accent-amber);
  color: #000;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: var(--radius-pill);
}

.app-sidebar.collapsed .nav-badge {
  display: none;
}

/* Sidebar Footer & User Profile */
.sidebar-footer {
  padding: 14px;
  border-top: 1px solid var(--border-muted);
  display: flex;
  flex-direction: column;
  gap: 10px;
  background-color: var(--bg-card);
}

.user-profile-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px;
  border-radius: var(--radius-md);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-pill);
  background-color: var(--border-focus);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  border: 1px solid var(--border-subtle);
}

.user-meta {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.user-name {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-primary);
}

.user-role-badge {
  font-size: 0.72rem;
  color: var(--accent-amber);
  text-transform: none;
  font-weight: 500;
}

/* Main Viewport Workspace */
.main-viewport {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-canvas);
}

/* Top Action & System Bar */
.top-system-bar {
  height: 54px;
  border-bottom: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 40;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.page-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: normal;
}

.branch-select-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-hover);
  border: 1px solid var(--border-muted);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.quick-action-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 36px;
  padding: 0 14px;
  background-color: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--trans-fast), border-color var(--trans-fast), transform var(--trans-fast);
}

.quick-action-btn:hover {
  background-color: var(--bg-hover);
  border-color: var(--border-focus);
  transform: translateY(-1px);
}

.quick-action-btn.primary {
  background-color: #f4f4f5;
  color: #09090b;
  border-color: #ffffff;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.quick-action-btn.primary:hover {
  background-color: #ffffff;
}

.quick-action-btn.danger {
  background-color: var(--bg-elevated);
  color: var(--text-primary);
  border-color: var(--border-subtle);
}

.quick-action-btn.danger:hover {
  background-color: var(--bg-hover);
  color: #f87171;
  border-color: rgba(248, 113, 113, 0.4);
}

.shift-status-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bg-hover);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.status-dot {
  width: 6px;
  height: 6px;
  background-color: #34d399;
  border-radius: 50%;
  box-shadow: 0 0 4px #34d399;
}

/* Module Container */
.module-container {
  flex: 1;
  overflow: hidden;
  position: relative;
}

.module-view {
  width: 100%;
  height: 100%;
  display: none;
  overflow-y: auto;
}

.module-view.active {
  display: flex;
}