/* ============ APP LAYOUT ============ */
#app {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--color-border);
  z-index: 100;
  display: flex;
  flex-direction: column;
  transition: width var(--transition), transform var(--transition);
}

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

.sidebar-logo {
  height: var(--topbar-height);
  display: flex;
  align-items: center;
  padding: 0 20px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-logo img {
  height: 28px;
}

.sidebar-logo .logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  margin-left: 12px;
  color: var(--color-text);
}

.collapsed .logo-text {
  display: none;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 8px;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  margin-bottom: 2px;
}

.nav-item:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.nav-item.active {
  background: var(--color-primary-glow);
  color: var(--color-primary);
}

.nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.nav-label {
  margin-left: 12px;
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
}

.collapsed .nav-label,
.collapsed .nav-badge {
  display: none;
}

.nav-badge {
  margin-left: auto;
}

.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--color-border);
}

/* Topbar */
.topbar {
  position: fixed;
  top: 0;
  left: var(--sidebar-width);
  right: 0;
  height: var(--topbar-height);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 90;
  transition: left var(--transition);
}

.sidebar.collapsed ~ .topbar {
  left: var(--sidebar-collapsed);
}

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

.hamburger {
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}

.hamburger:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.page-title {
  font-size: 1.25rem;
  font-weight: 600;
}

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

/* Currency Toggle */
.currency-toggle {
  display: flex;
  background: var(--color-surface-2);
  border-radius: var(--radius);
  padding: 2px;
}

.currency-toggle button {
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.currency-toggle button.active {
  background: var(--color-primary);
  color: #000;
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  margin-top: var(--topbar-height);
  padding: 24px;
  min-height: calc(100vh - var(--topbar-height));
  transition: margin-left var(--transition);
}

.sidebar.collapsed ~ .main-content {
  margin-left: var(--sidebar-collapsed);
}

.page-content {
  max-width: 1280px;
  margin: 0 auto;
}

/* Mobile Bottom Bar */
.mobile-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: var(--sidebar-bg);
  border-top: 1px solid var(--color-border);
  z-index: 100;
  padding: 0 8px;
}

.mobile-nav-items {
  display: flex;
  height: 100%;
}

.mobile-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: var(--color-text-muted);
  font-size: 0.65rem;
  transition: all var(--transition-fast);
}

.mobile-nav-item.active {
  color: var(--color-primary);
}

.mobile-nav-item svg {
  width: 20px;
  height: 20px;
}

/* Initial Loader */
.initial-loader {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 9999;
}

.loader-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    display: none;
  }
  
  .topbar {
    left: 0;
  }
  
  .main-content {
    margin-left: 0;
    margin-bottom: 56px;
    padding: 16px;
  }
  
  .mobile-nav {
    display: block;
  }
  
  .sidebar.collapsed ~ .topbar,
  .sidebar.collapsed ~ .main-content {
    left: 0;
    margin-left: 0;
  }
}
/* ============ USER MENU (FIX #10) ============ */
.user-menu {
  position: relative;
}

.user-menu-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition-fast);
  color: var(--color-text);
}

.user-menu-trigger:hover {
  background: var(--color-surface-2);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-glow);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.user-name {
  font-size: 0.875rem;
  font-weight: 500;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  z-index: 200;
  overflow: hidden;
  animation: slideUp 0.15s ease;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 0.875rem;
  color: var(--color-text);
  width: 100%;
  text-align: left;
  transition: background var(--transition-fast);
}

.dropdown-item:hover {
  background: var(--color-surface-2);
}

.dropdown-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 4px 0;
}