/* ==========================================================================
   MaintainIQ - Universal Styles (Theme, Toggle, Global Overrides)
   ========================================================================== */

/* --- Smooth Theme Transitions --- */
html.theme-transitioning,
html.theme-transitioning *,
html.theme-transitioning *::before,
html.theme-transitioning *::after {
  transition: background-color 0.3s ease,
              border-color 0.3s ease,
              color 0.3s ease,
              box-shadow 0.3s ease !important;
}

/* --- Theme Toggle Button --- */
.theme-toggle {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-gray-400);
  cursor: pointer;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.theme-toggle:hover {
  color: var(--text-white);
  border-color: var(--border-active);
  background: var(--bg-tertiary);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.theme-toggle:hover svg {
  transform: rotate(15deg);
}

/* ── User Menu (navbar dropdown) ──────────────────────────────────────── */

.user-menu {
  position: relative;
  display: inline-flex;
}

.user-menu-trigger {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 0.375rem 0.75rem 0.375rem 0.375rem;
  color: var(--text-gray-400);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
  font-size: 0.9rem;
}

.user-menu-trigger:hover {
  border-color: var(--border-active);
  background: var(--bg-tertiary);
  color: var(--text-white);
}

.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-emerald), var(--accent-blue));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
  letter-spacing: 0.02em;
}

.user-name {
  max-width: 130px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-white);
  font-weight: 500;
}

.user-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 200px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  z-index: 200;
  overflow: hidden;
}

.user-dropdown-header {
  padding: 0.75rem 1rem;
  font-size: 0.8rem;
  color: var(--text-gray-400);
  border-bottom: 1px solid var(--border-subtle);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-dropdown-item {
  display: block;
  width: 100%;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  color: var(--text-gray-300);
  background: transparent;
  border: none;
  text-align: left;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast);
  box-sizing: border-box;
}

.user-dropdown-item:hover {
  background: var(--bg-tertiary);
  color: var(--text-white);
}

.logout-btn:hover {
  color: #ef4444 !important;
}

/* ── Toast Notifications ───────────────────────────────────────────────── */

.toast-container {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  padding: 0.75rem 1.25rem;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  animation: toast-in 0.3s ease;
  max-width: 380px;
  pointer-events: auto;
  line-height: 1.4;
}

.toast-success {
  background: rgba(16, 185, 129, 0.95);
  color: #fff;
}

.toast-error {
  background: rgba(239, 68, 68, 0.95);
  color: #fff;
}

.toast-info {
  background: rgba(59, 130, 246, 0.95);
  color: #fff;
}

@keyframes toast-in {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ── Mobile drawer user section ───────────────────────────────────────── */

.mobile-user-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0 0.5rem;
  margin-bottom: 1rem;
}

.mobile-user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-emerald), var(--accent-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.mobile-user-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-white);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-user-email {
  font-size: 0.75rem;
  color: var(--text-gray-400);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Show/hide icons based on current theme */
.theme-icon-moon { display: none; }
[data-theme="light"] .theme-icon-moon { display: block; }
[data-theme="light"] .theme-icon-sun { display: none; }

/* --- Auth pages: theme toggle position --- */
.auth-theme-toggle {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
}

/* --- Light Theme: CSS Variable Overrides --- */
/* Use :root[data-theme="light"] for higher specificity than :root */
:root[data-theme="light"] {
  --bg-primary: #f7f8fa;
  --bg-secondary: #ffffff;
  --bg-tertiary: #eef0f3;
  --border-subtle: rgba(0, 0, 0, 0.06);
  --border-light: rgba(0, 0, 0, 0.10);
  --border-active: rgba(0, 0, 0, 0.18);
  --text-white: #0f1419;
  --text-gray-100: #1f2329;
  --text-gray-300: #3f434a;
  --text-gray-400: #6b7280;
  --text-gray-500: #9ca3af;
}

/* --- Light Theme: Body & Global Overrides --- */
[data-theme="light"] body {
  background: radial-gradient(circle at 50% 0%, rgba(59, 130, 246, 0.03) 0%, rgba(139, 92, 246, 0.02) 30%, transparent 70%), var(--bg-primary);
}

[data-theme="light"] ::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
  background: var(--text-gray-500);
  border-color: var(--bg-primary);
}

/* Light theme: gradient text (replace white with dark) */
[data-theme="light"] .gradient-text-emerald {
  background: linear-gradient(135deg, #1f2329 30%, var(--accent-emerald) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .gradient-text-blue {
  background: linear-gradient(135deg, #1f2329 40%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .gradient-text-full {
  background: linear-gradient(135deg, #1f2329 20%, #10b981 60%, #3b82f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Light theme: navbar scrolled */
[data-theme="light"] .navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.85);
}

/* Light theme: section backgrounds with hardcoded dark */
[data-theme="light"] .dashboard-showcase {
  background: radial-gradient(circle at 50% 100%, rgba(59, 130, 246, 0.03) 0%, transparent 50%);
}

[data-theme="light"] .cta-box {
  background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.06) 0%, transparent 70%), var(--bg-secondary);
}

[data-theme="light"] .browser-mockup {
  background: var(--bg-secondary);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .browser-header {
  background: var(--bg-tertiary);
}

[data-theme="light"] .mockup-sidebar {
  background: var(--bg-primary);
}

/* Light theme: floating preview cards */
[data-theme="light"] .asset-preview-card,
[data-theme="light"] .floating-overlay-card {
  background: rgba(255, 255, 255, 0.92);
  border-color: var(--border-light);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}

/* Light theme: QR placeholder */
[data-theme="light"] .qr-placeholder {
  background: #ffffff;
  border: 1px solid var(--border-light);
}

/* Light theme: rgba(255,255,255,0.0X) → rgba(0,0,0,0.0X) elements */
[data-theme="light"] .browser-tab.active {
  background: rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .mockup-nav-link:hover,
[data-theme="light"] .mockup-nav-link.active {
  background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .mockup-widget,
[data-theme="light"] .issue-item-card,
[data-theme="light"] .analytics-card {
  background: rgba(0, 0, 0, 0.02);
}

[data-theme="light"] .chart-bar {
  background: rgba(0, 0, 0, 0.07);
}

[data-theme="light"] .qr-section {
  background: rgba(0, 0, 0, 0.02);
}

[data-theme="light"] .comparison-card-item {
  background: rgba(0, 0, 0, 0.02);
}

[data-theme="light"] .btn-primary:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

/* Light theme: mobile drawer adjustments */
[data-theme="light"] .mobile-drawer {
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.08);
}

/* Light theme: hero/preview glow */
[data-theme="light"] .hero-visual::before {
  background: radial-gradient(circle, rgba(16, 185, 129, 0.05) 0%, rgba(59, 130, 246, 0.03) 50%, transparent 80%);
}

/* Light theme: pricing card popular */
[data-theme="light"] .pricing-card.popular {
  box-shadow: 0 20px 40px rgba(16, 185, 129, 0.08);
}

/* --- Sidebar theme toggle button (admin) --- */
.sidebar-footer button.sidebar-link {
  background: transparent !important;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  text-align: left;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--text-gray-400);
  text-decoration: none;
  border-radius: 8px;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.sidebar-footer button.sidebar-link:hover {
  color: var(--text-white) !important;
  background: var(--bg-tertiary) !important;
}

/* Keep badge text white in light mode */
[data-theme="light"] .hero-tag .new-badge,
[data-theme="light"] .popular-badge {
  color: #ffffff;
}

/* --- Responsive: shared components --- */

@media (max-width: 640px) {
  .user-dropdown {
    min-width: 160px;
    right: 0;
    left: auto;
  }

  .user-name {
    max-width: 80px;
  }

  .toast-container {
    top: 1rem;
    right: 1rem;
    left: 1rem;
  }

  .toast {
    max-width: 100%;
  }
}