/* ============================================================
   TrifocusUX — Sidebar Navigation v3
   Collapsible sidebar, grouped sections, responsive
   ============================================================ */

/* ── Custom properties ──────────────────────────────────────── */
:root {
  --sidebar-width:       240px;
  --sidebar-collapsed:   60px;
  --sidebar-bg:          #0B2D4B;
  --sidebar-bg-hover:    #4A5B6C;
  --sidebar-border:      rgba(138, 154, 170, 0.2);
  --sidebar-text:        #CBD5E1;
  --sidebar-text-active: #FFFFFF;
  --sidebar-accent:      #8A9AAA;
  --sidebar-accent-glow: rgba(138, 154, 170, 0.3);
  --sidebar-font:        'Inter', system-ui, sans-serif;
  --sidebar-radius:      8px;
  --sidebar-shadow:      4px 0 24px rgba(0,0,0,0.15);

  --badge-ai:    #5A6A7A;
  --badge-new:   #22C55E;
  --badge-deep:  #8B5CF6;
  --badge-xr:    #C9A86A;
  --badge-pro:   #3B82F6;
  --badge-standard: #5A6A7A;
  --badge-premium:  #D4A853;

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-med:  220ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Sidebar container ──────────────────────────────────────── */
.sidebar-navigation {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  height: 100dvh;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  box-shadow: var(--sidebar-shadow);
  font-family: var(--sidebar-font);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: width var(--transition-slow);
  overflow: hidden;
}

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

/* ── Brand area ─────────────────────────────────────────────── */
.sidebar-brand {
  display: flex;
  align-items: center;
  padding: 16px 14px;
  border-bottom: 1px solid var(--sidebar-border);
  flex-shrink: 0;
  min-height: 60px;
  gap: 10px;
}

.sidebar-brand .brand-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  overflow: hidden;
  white-space: nowrap;
}

.sidebar-brand .brand-icon {
  width: 32px;
  height: 32px;
  min-width: 32px;
  background: linear-gradient(135deg, #5A6A7A, #8A9AAA);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.85rem;
  font-weight: 800;
}

.sidebar-brand .brand-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  overflow: hidden;
}

.sidebar-brand .brand-wordmark {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #FFFFFF;
  white-space: nowrap;
}

.sidebar-brand .brand-tagline {
  font-size: 0.58rem;
  color: var(--sidebar-accent);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  white-space: nowrap;
}

.collapsed .brand-text {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

/* ── Sidebar toggle button ──────────────────────────────────── */
.sidebar-toggle {
  position: absolute;
  top: 18px;
  right: -12px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1px solid var(--sidebar-border);
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  z-index: 1001;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.sidebar-toggle:hover {
  background: var(--sidebar-bg-hover);
  color: var(--sidebar-text-active);
}

.collapsed .sidebar-toggle {
  transform: rotate(180deg);
}

/* ── Scrollable nav area ────────────────────────────────────── */
.sidebar-nav-scroll {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 8px;
  scrollbar-width: thin;
  scrollbar-color: rgba(138,154,170,0.2) transparent;
}

.sidebar-nav-scroll::-webkit-scrollbar {
  width: 4px;
}

.sidebar-nav-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-nav-scroll::-webkit-scrollbar-thumb {
  background: rgba(138,154,170,0.2);
  border-radius: 4px;
}

/* ── Section group ──────────────────────────────────────────── */
.sidebar-section {
  margin-bottom: 4px;
}

.sidebar-section-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  width: 100%;
  border: none;
  background: transparent;
  font-family: var(--sidebar-font);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #CBD5E1;
  opacity: 1;
  cursor: pointer;
  border-radius: 6px;
  transition: opacity var(--transition-fast), background var(--transition-fast);
  user-select: none;
  white-space: nowrap;
  overflow: hidden;
}

.sidebar-section-header:hover {
  opacity: 1;
  background: rgba(138,154,170,0.06);
}

.sidebar-section-header .section-chevron {
  font-size: 0.5rem;
  margin-left: auto;
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.sidebar-section.collapsed-section .section-chevron {
  transform: rotate(-90deg);
}

.sidebar-section-header .section-icon {
  width: 16px;
  text-align: center;
  font-size: 0.7rem;
  flex-shrink: 0;
}

.sidebar-section-items {
  display: flex;
  flex-direction: column;
  gap: 1px;
  overflow: hidden;
  transition: max-height var(--transition-slow);
  max-height: 600px;
}

.sidebar-section.collapsed-section .sidebar-section-items {
  max-height: 0;
}

.collapsed .sidebar-section-header {
  justify-content: center;
  padding: 6px 0;
}

.collapsed .sidebar-section-header .section-label,
.collapsed .sidebar-section-header .section-chevron {
  display: none;
}

/* ── Nav item (sidebar) ─────────────────────────────────────── */
.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px 7px 12px;
  border-radius: var(--sidebar-radius);
  font-size: 0.82rem;
  font-weight: 450;
  color: var(--sidebar-text);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  transition: background var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
  position: relative;
}

.sidebar-nav-item:hover,
.sidebar-nav-item:focus-visible {
  background: var(--sidebar-bg-hover);
  color: var(--sidebar-text-active);
  outline: none;
}

.sidebar-nav-item.active {
  background: rgba(138, 154, 170, 0.18);
  color: var(--sidebar-text-active);
  font-weight: 500;
}

.sidebar-nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 3px;
  background: var(--sidebar-accent);
  border-radius: 0 3px 3px 0;
}

.sidebar-nav-item .item-icon {
  width: 18px;
  min-width: 18px;
  text-align: center;
  font-size: 0.82rem;
  opacity: 0.7;
  flex-shrink: 0;
}

.sidebar-nav-item.active .item-icon {
  opacity: 1;
}

.sidebar-nav-item .item-label {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-nav-item .item-badge {
  padding: 1px 6px;
  border-radius: 20px;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  flex-shrink: 0;
  line-height: 1.4;
}

.item-badge.badge-ai   { background: var(--badge-ai); }
.item-badge.badge-new  { background: var(--badge-new); }
.item-badge.badge-deep { background: var(--badge-deep); }
.item-badge.badge-xr   { background: var(--badge-xr); color: #000; }
.item-badge.badge-pro  { background: var(--badge-pro); }
.item-badge.badge-standard { background: var(--badge-standard); }
.item-badge.badge-premium  { background: var(--badge-premium); color: #1a1a1a; }

.sidebar-nav-item.danger {
  color: #FC8181;
}

.sidebar-nav-item.danger:hover {
  background: rgba(252, 129, 129, 0.1);
  color: #FEB2B2;
}

.sidebar-nav-item.loading {
  opacity: 0.6;
  pointer-events: none;
}

.collapsed .sidebar-nav-item {
  justify-content: center;
  padding: 8px 0;
}

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

.collapsed .sidebar-nav-item .item-icon {
  width: auto;
  font-size: 0.95rem;
}

/* ── Collapsed tooltip ──────────────────────────────────────── */
.collapsed .sidebar-nav-item[data-tooltip] {
  position: relative;
}

.collapsed .sidebar-nav-item[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  left: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: #2A3B4C;
  color: #fff;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  z-index: 1100;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.collapsed .sidebar-nav-item[data-tooltip]:hover::after,
.collapsed .sidebar-nav-item[data-tooltip]:focus-visible::after {
  opacity: 1;
}

.collapsed .sidebar-section-header[data-tooltip] {
  position: relative;
}

.collapsed .sidebar-section-header[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  left: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: #2A3B4C;
  color: var(--sidebar-accent);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  z-index: 1100;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.collapsed .sidebar-section-header[data-tooltip]:hover::after,
.collapsed .sidebar-section-header[data-tooltip]:focus-visible::after {
  opacity: 1;
}

.sidebar-section-header:focus-visible {
  outline: 2px solid var(--sidebar-accent);
  outline-offset: -2px;
  opacity: 1;
}

/* ── Section separator ──────────────────────────────────────── */
.sidebar-separator {
  height: 1px;
  background: var(--sidebar-border);
  margin: 6px 8px;
}

/* ── Sidebar footer ─────────────────────────────────────────── */
.sidebar-footer {
  padding: 12px;
  border-top: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

.sidebar-footer-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-footer .theme-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  min-width: 32px;
  border: none;
  border-radius: 6px;
  background: rgba(255,255,255,0.06);
  color: var(--sidebar-text);
  cursor: pointer;
  font-size: 0.8rem;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.sidebar-footer .theme-toggle-btn:hover {
  background: var(--sidebar-bg-hover);
  color: var(--sidebar-text-active);
}

.sidebar-user-info {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow: hidden;
  flex: 1;
}

.sidebar-user-info .user-avatar {
  width: 32px;
  height: 32px;
  min-width: 32px;
  border-radius: 50%;
  background: rgba(138,154,170,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sidebar-text);
  font-size: 0.75rem;
  flex-shrink: 0;
}

.sidebar-user-info .user-details {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.sidebar-user-info .user-name {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--sidebar-text-active);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-info .user-role {
  font-size: 0.65rem;
  color: var(--sidebar-accent);
  white-space: nowrap;
}

.collapsed .sidebar-user-info .user-details {
  display: none;
}

.collapsed .sidebar-footer {
  align-items: center;
}

.collapsed .sidebar-footer-row {
  flex-direction: column;
  gap: 6px;
}

/* ── Top bar (slim) ─────────────────────────────────────────── */
.sidebar-topbar {
  position: fixed;
  top: 0;
  left: var(--sidebar-width);
  right: 0;
  height: 48px;
  background: var(--sidebar-bg);
  border-bottom: 1px solid var(--sidebar-border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 20px;
  z-index: 999;
  font-family: var(--sidebar-font);
  transition: left var(--transition-slow);
}

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

.topbar-user-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--sidebar-text);
}

.topbar-guidelines-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  margin-right: 14px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--sidebar-text);
  text-decoration: none;
  border: 1px solid rgba(138,154,170,0.25);
  border-radius: 999px;
  background: rgba(138,154,170,0.06);
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease;
  white-space: nowrap;
}
.topbar-guidelines-link:hover,
.topbar-guidelines-link:focus-visible {
  background: rgba(138,154,170,0.16);
  border-color: rgba(138,154,170,0.45);
  color: var(--sidebar-text);
  text-decoration: none;
  outline: none;
}
.topbar-guidelines-link i { font-size: 0.82rem; }

@media (max-width: 480px) {
  .topbar-guidelines-link span { display: none; }
  .topbar-guidelines-link { padding: 6px 10px; }
}

.topbar-user-status .status-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.topbar-user-status.authenticated .status-indicator {
  background: #22C55E;
}

.topbar-user-status.guest .status-indicator {
  background: var(--sidebar-accent);
}

.topbar-user-status .status-text {
  font-weight: 500;
}

.topbar-user-status .user-name-display {
  font-weight: 600;
  color: var(--sidebar-text-active);
}

.topbar-user-status .upgrade-link,
.topbar-user-status .login-prompt {
  font-weight: 600;
  color: var(--sidebar-accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

.topbar-user-status .upgrade-link:hover,
.topbar-user-status .login-prompt:hover {
  color: var(--sidebar-text-active);
  text-decoration: underline;
}

/* ── Topbar nav links (Shop & Hub) ──────────────────────────── */
.topbar-nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
}

.topbar-nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--sidebar-text);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.topbar-nav-link i {
  font-size: 0.82rem;
}

.topbar-nav-link:hover {
  background: var(--sidebar-bg-hover);
  color: var(--sidebar-text-active);
}

.topbar-nav-link.active {
  background: rgba(138, 154, 170, 0.2);
  color: var(--sidebar-text-active);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ── Mobile hamburger in topbar ─────────────────────────────── */
.mobile-sidebar-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 6px;
}

.mobile-sidebar-toggle .hamburger-line {
  display: block;
  height: 2px;
  background: var(--sidebar-text);
  border-radius: 2px;
  transition: transform var(--transition-med), opacity var(--transition-fast);
}

/* ── Mobile overlay ─────────────────────────────────────────── */
.sidebar-mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
  backdrop-filter: blur(2px);
}

.sidebar-mobile-overlay.active {
  display: block;
}

/* ── Body offset for sidebar ────────────────────────────────── */
body.has-sidebar {
  padding-left: var(--sidebar-width);
  padding-top: 48px;
  transition: padding-left var(--transition-slow);
}

body.has-sidebar.sidebar-is-collapsed {
  padding-left: var(--sidebar-collapsed);
}

/* ── Dark mode ──────────────────────────────────────────────── */
[data-theme="dark"] .sidebar-navigation {
  background: #1E2D3D;
  border-right-color: rgba(138,154,170,0.12);
}

[data-theme="dark"] .sidebar-topbar {
  background: #1E2D3D;
  border-bottom-color: rgba(138,154,170,0.12);
}

[data-theme="dark"] .sidebar-toggle {
  background: #1E2D3D;
}

[data-theme="dark"] .sidebar-nav-item.active {
  background: rgba(138,154,170,0.12);
}

[data-theme="dark"] .collapsed .sidebar-nav-item[data-tooltip]::after,
[data-theme="dark"] .collapsed .sidebar-section-header[data-tooltip]::after {
  background: #0F1A2A;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .sidebar-navigation {
    width: var(--sidebar-collapsed);
  }

  .sidebar-navigation .brand-text {
    opacity: 0;
    width: 0;
    overflow: hidden;
  }

  .sidebar-navigation .sidebar-section-header .section-label,
  .sidebar-navigation .sidebar-section-header .section-chevron {
    display: none;
  }

  .sidebar-navigation .sidebar-section-header {
    justify-content: center;
    padding: 6px 0;
  }

  .sidebar-navigation .sidebar-nav-item {
    justify-content: center;
    padding: 8px 0;
  }

  .sidebar-navigation .sidebar-nav-item .item-label,
  .sidebar-navigation .sidebar-nav-item .item-badge {
    display: none;
  }

  .sidebar-navigation .sidebar-nav-item .item-icon {
    width: auto;
    font-size: 0.95rem;
  }

  .sidebar-navigation .sidebar-user-info .user-details {
    display: none;
  }

  .sidebar-navigation .sidebar-footer {
    align-items: center;
  }

  .sidebar-navigation .sidebar-footer-row {
    flex-direction: column;
    gap: 6px;
  }

  .sidebar-navigation .sidebar-nav-item[data-tooltip] {
    position: relative;
  }

  .sidebar-navigation .sidebar-nav-item[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    background: #2A3B4C;
    color: #fff;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    z-index: 1100;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  }

  .sidebar-navigation .sidebar-nav-item[data-tooltip]:hover::after,
  .sidebar-navigation .sidebar-nav-item[data-tooltip]:focus-visible::after {
    opacity: 1;
  }

  .sidebar-navigation .sidebar-section-header[data-tooltip] {
    position: relative;
  }

  .sidebar-navigation .sidebar-section-header[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    left: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    background: #2A3B4C;
    color: var(--sidebar-accent);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    z-index: 1100;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  }

  .sidebar-navigation .sidebar-section-header[data-tooltip]:hover::after,
  .sidebar-navigation .sidebar-section-header[data-tooltip]:focus-visible::after {
    opacity: 1;
  }

  .sidebar-toggle {
    display: none;
  }

  body.has-sidebar {
    padding-left: var(--sidebar-collapsed);
  }

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

@media (max-width: 768px) {
  .sidebar-navigation {
    width: var(--sidebar-width);
    transform: translateX(-100%);
    transition: transform var(--transition-slow);
    z-index: 1100;
  }

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

  .sidebar-navigation .brand-text {
    opacity: 1;
    width: auto;
  }

  .sidebar-navigation .sidebar-section-header .section-label,
  .sidebar-navigation .sidebar-section-header .section-chevron {
    display: inline;
  }

  .sidebar-navigation .sidebar-section-header {
    justify-content: flex-start;
    padding: 6px 8px;
  }

  .sidebar-navigation .sidebar-nav-item {
    justify-content: flex-start;
    padding: 7px 10px 7px 12px;
  }

  .sidebar-navigation .sidebar-nav-item .item-label,
  .sidebar-navigation .sidebar-nav-item .item-badge {
    display: inline;
  }

  .sidebar-navigation .sidebar-nav-item .item-icon {
    width: 18px;
    font-size: 0.82rem;
  }

  .sidebar-navigation .sidebar-user-info .user-details {
    display: flex;
  }

  .sidebar-navigation .sidebar-footer-row {
    flex-direction: row;
    gap: 8px;
  }

  .sidebar-navigation .sidebar-nav-item[data-tooltip]::after,
  .sidebar-navigation .sidebar-section-header[data-tooltip]::after {
    display: none;
  }

  .sidebar-toggle {
    display: none;
  }

  .mobile-sidebar-toggle {
    display: flex;
  }

  .topbar-nav-links {
    margin-left: 4px;
    gap: 2px;
  }

  .topbar-nav-link {
    padding: 6px 10px;
    font-size: 0.75rem;
  }

  body.has-sidebar {
    padding-left: 0;
  }

  .sidebar-topbar {
    left: 0;
  }
}

@media (max-width: 480px) {
  .sidebar-navigation {
    width: 100%;
  }

  .topbar-nav-link span {
    display: none;
  }

  .topbar-nav-link {
    padding: 6px 8px;
  }

  .topbar-nav-link i {
    font-size: 0.9rem;
  }
}

/* ── Accessibility: Reduced Motion ──────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ── Notification toast ─────────────────────────────────────── */
.tfux-notification {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 11px 18px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: #fff;
  z-index: 9999;
  animation: tfuxSlideIn 0.25s ease forwards;
  font-family: var(--sidebar-font);
}

.tfux-notification-success { background: #1A3A2A; border: 1px solid #22C55E; color: #86EFAC; }
.tfux-notification-info    { background: #2A3B4C; border: 1px solid var(--sidebar-accent); }

@keyframes tfuxSlideIn {
  from { opacity: 0; transform: translateX(12px); }
  to   { opacity: 1; transform: translateX(0);    }
}

.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 12px 20px;
  border-radius: 6px;
  z-index: 10000;
  animation: tfuxSlideIn 0.3s ease forwards;
  font-family: var(--sidebar-font);
  font-weight: 500;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.notification.success {
  background: #1A3A2A;
  border: 1px solid #22C55E;
  color: #86EFAC;
}

.notification.info {
  background: #2A3B4C;
  border: 1px solid var(--sidebar-accent);
  color: var(--sidebar-text);
}

.notification.error {
  background: #3A1A1A;
  border: 1px solid #EF4444;
  color: #FCA5A5;
}

/* ── Smooth page-load reveal ────────────────────────────────── */
@keyframes sidebarSlideIn {
  from { opacity: 0; transform: translateX(-8px); }
  to   { opacity: 1; transform: translateX(0);    }
}

.sidebar-navigation {
  animation: sidebarSlideIn 0.3s ease forwards;
}

/* ── Legacy compat: ensure old dropdown badges still work ───── */
.dropdown-badge {
  padding: 1px 6px;
  border-radius: 20px;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #fff;
}