/* Outlook-style Layout CSS */

/* Main layout with icon nav on the left */
.outlook-layout {
  display: flex;
  flex-direction: row;
}

/* Vertical icon navigation bar (leftmost column) */
.icon-nav {
  width: 72px;
  background: var(--sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 0;
  flex-shrink: 0;
  z-index: 100;
  position: relative;
}

.icon-nav-btn {
  width: 56px;
  height: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: transparent;
  border: none;
  border-radius: 10px;
  color: var(--muted);
  cursor: pointer;
  transition: all .2s ease;
  margin-bottom: 4px;
  position: relative;
  padding: 8px 4px;
}

.icon-nav-btn svg {
  flex-shrink: 0;
}

.icon-nav-label {
  font-size: 10px;
  font-weight: 500;
  text-align: center;
  line-height: 1.2;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.icon-nav-btn:hover {
  background: var(--hover-bg);
  color: var(--text);
}

.icon-nav-btn.active {
  background: rgba(124, 185, 255, 0.12);
  color: var(--blue);
  position: relative;
}

.icon-nav-btn.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 32px;
  background: var(--blue);
  border-radius: 0 2px 2px 0;
}

.icon-nav-spacer {
  flex: 1;
  min-height: 20px;
}

.icon-nav-settings {
  margin-top: auto;
  margin-bottom: 8px;
}

/* Adjust sidebar to work with icon nav */
.outlook-layout .sidebar {
  width: 300px;
  border-right: 1px solid var(--border);
}

/* Hide old horizontal nav */
.outlook-layout .sidebar-nav {
  display: none;
}

/* Adjust main content area */
.outlook-layout .main {
  flex: 1;
  min-width: 0;
}

/* Mobile Not Supported */
@media (max-width: 768px) {
  /* Hide all main content */
  .outlook-layout {
    display: none !important;
  }
  
  /* Show not supported message */
  .mobile-not-supported {
    display: flex !important;
  }
}

/* Desktop: hide not supported message */
@media (min-width: 769px) {
  .mobile-not-supported {
    display: none;
  }
}

/* Mobile not supported message styles */
.mobile-not-supported {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg);
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 9999;
}

.mobile-not-supported-content {
  text-align: center;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.mobile-not-supported-content svg {
  color: var(--muted);
  opacity: 0.5;
}

.mobile-not-supported-content h2 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
  line-height: 1.4;
}

.mobile-not-supported-content p {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
}

/* Tablet and small desktop */
@media (max-width: 1024px) and (min-width: 769px) {
  .outlook-layout .sidebar {
    width: 260px;
  }
}

/* Theme-specific adjustments */
:root[data-theme="light"] .icon-nav-btn {
  color: #666666;
}

:root[data-theme="light"] .icon-nav-btn:hover {
  background: rgba(0, 0, 0, 0.05);
  color: #000000;
}

:root[data-theme="light"] .icon-nav-btn.active {
  background: rgba(0, 102, 204, 0.12);
  color: #0066cc;
}

:root[data-theme="light"] .icon-nav-btn.active::before {
  background: #0066cc;
}

:root[data-theme="light"] .icon-nav-label {
  color: inherit;
}

/* Smooth transitions */
.icon-nav-btn,
.icon-nav-btn::before {
  transition: all .2s ease;
}

/* Focus states for accessibility */
.icon-nav-btn:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

/* Ensure proper stacking */
.outlook-layout {
  position: relative;
  isolation: isolate;
}