/**
 * Layout Styles - Grid System and Page Structure
 */

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--space-8);
  }
}

/* Main Layout */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  position: sticky;
  top: 0;
  height: 100svh;
  width: 72px;
  background: var(--surface);
  box-shadow: var(--shadow-glass);
  transition: width var(--transition-base) ease;
  overflow: hidden;
  border-right: 1px solid var(--border);
  z-index: var(--z-sticky);
  flex-shrink: 0;
}

.sidebar.expanded {
  width: 260px;
}

.sidebar ul {
  list-style: none;
  margin: 0;
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  overflow: visible; /* Allow icons to be visible */
}

.sidebar ul li {
  display: block !important;
  width: 100%;
  opacity: 1 !important;
  visibility: visible !important;
  min-height: 48px;
}

.sidebar .item {
  display: flex !important;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius);
  color: var(--text-secondary);
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition-fast);
  position: relative;
  min-height: 48px;
  width: 100%;
  opacity: 1 !important;
  visibility: visible !important;
}

.sidebar:not(.expanded) .item {
  justify-content: center;
}

.sidebar.expanded .item {
  justify-content: flex-start;
}

.sidebar .item:hover,
.sidebar .item:focus-visible {
  background: color-mix(in oklab, var(--brand) 14%, transparent);
  color: var(--text);
}

.sidebar .item.active {
  background: var(--brand-light);
  color: var(--brand);
}

.sidebar .item i {
  width: 22px !important;
  height: 22px !important;
  min-width: 22px !important;
  min-height: 22px !important;
  flex-shrink: 0 !important;
  stroke-width: 2;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  opacity: 1 !important;
  visibility: visible !important;
  position: relative;
  z-index: 1;
}

.sidebar .item i svg {
  width: 22px !important;
  height: 22px !important;
  display: block !important;
  opacity: 1 !important;
  visibility: visible !important;
  flex-shrink: 0;
}

/* Ensure icons are visible even when sidebar is collapsed */
.sidebar:not(.expanded) .item i {
  display: flex !important;
  opacity: 1 !important;
  visibility: visible !important;
}

.sidebar:not(.expanded) .item i svg {
  display: block !important;
  opacity: 1 !important;
  visibility: visible !important;
}

.sidebar .item span {
  opacity: 0;
  transition: opacity var(--transition-base);
  font-weight: var(--font-medium);
  overflow: hidden;
  width: 0;
}

.sidebar.expanded .item span {
  opacity: 1;
  width: auto;
}

/* Tooltip for collapsed sidebar */
.sidebar:not(.expanded) .item[aria-label]::after {
  content: attr(aria-label);
  position: absolute;
  left: calc(100% + var(--space-2));
  top: 50%;
  transform: translateY(-50%);
  background: var(--surface);
  color: var(--text);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  z-index: var(--z-tooltip);
  border: 1px solid var(--border);
}

.sidebar:not(.expanded) .item:hover::after,
.sidebar:not(.expanded) .item:focus-visible::after {
  opacity: 1;
}

/* Main Content */
.main-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-fixed);
  background: var(--glass);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border-bottom: 1px solid var(--border);
  padding: var(--space-3) 0;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .header-content {
    gap: var(--space-2);
  }
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--text);
  text-decoration: none;
}

.logo i {
  width: 32px;
  height: 32px;
  color: var(--brand);
}

/* Mobile Sidebar Toggle - Moved to sidebar-new.css */

/* Search Bar */
.search-bar {
  position: relative;
  flex: 1;
  max-width: 600px;
  min-width: 0;
}

@media (max-width: 768px) {
  .search-bar {
    order: 3;
    width: 100%;
    max-width: 100%;
    margin-top: var(--space-2);
  }
  
  .header-actions {
    margin-left: auto;
  }
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.user-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius);
  color: var(--text);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.user-link:hover {
  background: var(--surface-hover);
}

.user-link i {
  width: 20px;
  height: 20px;
}

.user-name {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
}

@media (max-width: 640px) {
  .user-name {
    display: none;
  }
}

/* Mobile Sidebar */
@media (max-width: 1024px) {
  .sidebar {
    position: fixed;
    left: 0;
    z-index: var(--z-modal);
    height: 100dvh;
    transform: translateX(-100%);
    transition: transform var(--transition-base) ease, width var(--transition-base);
    box-shadow: var(--shadow-xl);
  }

  .sidebar.expanded {
    transform: translateX(0);
    width: 260px;
  }

  .sidebar-toggle {
    display: flex;
  }

  /* Backdrop */
  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-modal) - 1);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
  }

  .sidebar-backdrop.active {
    opacity: 1;
    pointer-events: all;
  }
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--space-4);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Flex Utilities */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-4 {
  gap: var(--space-4);
}

/* Spacing Utilities */
.mt-4 {
  margin-top: var(--space-4);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.p-4 {
  padding: var(--space-4);
}

.p-6 {
  padding: var(--space-6);
}