/* ============================================================
   TranslateAI Pro — theme layer (custom layer, kept separate
   from the original app.css so re-imports never lose fixes).
   Responsive fixes + SEO content section styling.
   ============================================================ */

/* ------------------------------------------------------------
   1. HORIZONTAL OVERFLOW FIX
   The marquee (.langs-track, width:max-content) inflated the whole
   layout on every device because flex containers default to
   min-width:auto. These rules keep the page within the viewport.
   ------------------------------------------------------------ */
html,
body {
	overflow-x: clip;
}

.main-content,
.page-content,
.tab-panel,
.page-wrapper {
	min-width: 0;
}

.page-content {
	width: 100%;
}

.langs-ribbon {
	max-width: 100%;
}

.langs-track {
	width: max-content;
	max-width: none;
}

/* ------------------------------------------------------------
   2. DEVICE-WISE LAYOUT (the "middle section")
   ------------------------------------------------------------ */
.hero-section {
	width: 100%;
}

.hero-title {
	overflow-wrap: break-word;
}

.hero-subtitle {
	max-width: 640px;
}

/* Language bar: wrap instead of overflowing on narrow screens */
.language-bar {
	flex-wrap: wrap;
	padding: var(--space-2) var(--space-3);
}

.lang-section {
	flex: 1 1 190px;
	min-width: 0;
}

.lang-section .lang-btn {
	white-space: nowrap;
}

.lang-swap-btn {
	flex-shrink: 0;
}

/* Stats row compresses gracefully */
.hero-stats {
	gap: var(--space-6) var(--space-8);
}

.hero-stat {
	min-width: 0;
}

.hero-stat-value {
	font-size: clamp(1.15rem, 3vw, 1.5rem);
}

/* Stat cards */
.stats-grid {
	grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

/* Translation panels + toolbars wrap, never overflow */
.translation-panels,
.translation-panels .translation-panel {
	min-width: 0;
}

.panel-toolbar {
	flex-wrap: wrap;
	gap: var(--space-2);
}

.panel-toolbar-left,
.panel-toolbar-right {
	flex-wrap: wrap;
	min-width: 0;
}

/* Tables / code blocks stay inside their cards */
.card-body {
	min-width: 0;
}

pre,
code {
	max-width: 100%;
	overflow-x: auto;
}

/* Medium screens (768–1024): keep 2-col grids, trim padding */
@media (max-width: 1024px) {
	.page-content {
		padding: var(--space-4);
	}
}

@media (max-width: 768px) {
	.hero-section {
		padding-top: var(--space-8);
	}

	.hero-stats {
		justify-content: center;
	}

	.lang-section {
		flex: 1 1 100%;
	}

	.lang-swap-btn {
		align-self: center;
	}

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

	.theme-switcher .theme-option span {
		display: none;
	}

	.theme-switcher .theme-option {
		width: 36px;
		padding: var(--space-1);
		justify-content: center;
	}
}

@media (max-width: 480px) {
	.topnav-right .divider-vertical {
		display: none;
	}

	.stats-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.hero-actions .btn {
		width: 100%;
	}
}

/* ------------------------------------------------------------
   3. SEO CONTENT SECTION (language-pair pages)
   ------------------------------------------------------------ */
.tai-seo {
	max-width: 1168px;
	margin: 0 auto;
	padding: var(--space-10) var(--space-6) var(--space-16);
}

.tai-seo-inner > * + * {
	margin-top: var(--space-8);
}

.tai-seo-intro h2 {
	font-size: var(--text-3xl);
	font-weight: 800;
	letter-spacing: -0.02em;
	margin-bottom: var(--space-3);
	color: var(--text-primary);
}

.tai-seo-intro p {
	color: var(--text-secondary);
	font-size: var(--text-lg);
	line-height: 1.7;
	max-width: 760px;
}

.tai-seo-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-5);
}

.tai-seo-card {
	background: var(--bg-card);
	border: 1px solid var(--border-primary);
	border-radius: var(--radius-2xl);
	padding: var(--space-6);
	box-shadow: var(--shadow-sm);
}

.tai-seo-card h3 {
	font-size: var(--text-lg);
	font-weight: 700;
	margin-bottom: var(--space-4);
	color: var(--text-primary);
}

.tai-seo-card ul {
	margin: 0;
	padding: 0;
	list-style: none;
}

.tai-seo-card ul li {
	position: relative;
	padding-left: 1.6em;
	margin-bottom: var(--space-3);
	color: var(--text-secondary);
	line-height: 1.55;
}

.tai-seo-card ul li::before {
	content: '';
	position: absolute;
	left: 0;
	top: 0.55em;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--gradient-primary, linear-gradient(135deg, #1a73e8, #4285f4));
}

.tai-faq-item {
	padding: var(--space-3) 0;
	border-bottom: 1px solid var(--border-tertiary);
}

.tai-faq-item:last-child {
	border-bottom: none;
}

.tai-faq-item h4 {
	font-size: var(--text-base);
	font-weight: 600;
	color: var(--text-primary);
	margin-bottom: var(--space-2);
}

.tai-faq-item p {
	font-size: var(--text-sm);
	color: var(--text-secondary);
	line-height: 1.6;
	margin: 0;
}

.tai-seo-links h3 {
	font-size: var(--text-lg);
	font-weight: 700;
	margin-bottom: var(--space-4);
	color: var(--text-primary);
}

.tai-seo-links ul {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2);
	margin: 0;
	padding: 0;
	list-style: none;
}

.tai-seo-links ul li {
	margin: 0;
}

.tai-seo-links ul li a {
	display: inline-block;
	padding: var(--space-2) var(--space-4);
	background: var(--bg-secondary);
	border: 1px solid var(--border-primary);
	border-radius: 999px;
	font-size: var(--text-sm);
	font-weight: 500;
	color: var(--text-primary);
	text-decoration: none;
	transition: all var(--transition-fast);
}

.tai-seo-links ul li a:hover {
	background: var(--bg-badge);
	border-color: var(--brand-primary);
	color: var(--brand-primary);
}

@media (max-width: 768px) {
	.tai-seo {
		padding: var(--space-8) var(--space-4) var(--space-12);
	}

	.tai-seo-grid {
		grid-template-columns: 1fr;
	}

	.tai-seo-intro h2 {
		font-size: var(--text-2xl);
	}
}

/* ------------------------------------------------------------
   4. MOBILE SIDEBAR — half-width drawer + close button
   ------------------------------------------------------------ */
@media (max-width: 768px) {
	:root {
		/* half-width drawer instead of full screen */
		--sidebar-width: 50%;
	}

	.sidebar {
		min-width: 0;
		box-shadow: var(--shadow-xl);
	}

	/* slim down items so labels fit the half-width drawer */
	.sidebar-header {
		padding: var(--space-3) var(--space-3);
		gap: var(--space-2);
		min-height: 56px;
	}

	.sidebar .logo-mark {
		width: 30px;
		height: 30px;
	}

	.sidebar .logo-text {
		min-width: 0;
	}

	.sidebar .logo-name {
		font-size: 13px;
		white-space: nowrap;
		overflow: hidden;
		text-overflow: ellipsis;
	}

	.sidebar .logo-tagline {
		font-size: 10px;
		white-space: nowrap;
		overflow: hidden;
		text-overflow: ellipsis;
	}

	.sidebar .nav-item {
		padding: var(--space-2) var(--space-3);
		gap: var(--space-2);
	}

	.sidebar .nav-label {
		font-size: 13px;
		white-space: nowrap;
		overflow: hidden;
		text-overflow: ellipsis;
	}

	.sidebar .nav-badge {
		display: none;
	}

	.sidebar .user-info {
		min-width: 0;
	}

	.sidebar .user-name {
		font-size: 12px;
		white-space: nowrap;
		overflow: hidden;
		text-overflow: ellipsis;
	}

	.sidebar .user-plan {
		font-size: 10px;
		white-space: nowrap;
		overflow: hidden;
		text-overflow: ellipsis;
	}

	.sidebar-footer {
		padding: var(--space-3);
	}
}

/* Close button — mobile only */
.sidebar-close {
	display: none;
	align-items: center;
	justify-content: center;
	width: 34px;
	height: 34px;
	flex-shrink: 0;
	margin-left: auto;
	border-radius: var(--radius-lg);
	color: var(--text-secondary);
	background: transparent;
	border: 1px solid transparent;
	cursor: pointer;
	transition: all var(--transition-fast);
}

.sidebar-close:hover {
	background: var(--bg-card);
	color: var(--text-primary);
	border-color: var(--border-primary);
}

@media (max-width: 768px) {
	.sidebar-close {
		display: inline-flex;
	}
}

/* ------------------------------------------------------------
   5. SEO SECTIONS — How to use / related articles / keywords
   ------------------------------------------------------------ */
.tai-howto {
	background: var(--bg-secondary);
	border: 1px solid var(--border-primary);
	border-radius: var(--radius-2xl);
	padding: var(--space-6);
}

.tai-howto h3 {
	font-size: var(--text-lg);
	font-weight: 700;
	margin-bottom: var(--space-5);
	color: var(--text-primary);
}

.tai-howto ol {
	margin: 0;
	padding: 0;
	list-style: none;
	counter-reset: tai-step;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-4);
}

.tai-howto ol li {
	counter-increment: tai-step;
	position: relative;
	padding: var(--space-4) var(--space-4) var(--space-4) 3.2em;
	background: var(--bg-card);
	border: 1px solid var(--border-primary);
	border-radius: var(--radius-xl);
	color: var(--text-secondary);
	line-height: 1.55;
	font-size: var(--text-sm);
}

.tai-howto ol li::before {
	content: counter(tai-step);
	position: absolute;
	left: var(--space-3);
	top: var(--space-4);
	width: 28px;
	height: 28px;
	border-radius: 50%;
	background: var(--gradient-primary, linear-gradient(135deg, #1a73e8, #4285f4));
	color: #fff;
	font-weight: 700;
	font-size: var(--text-sm);
	display: flex;
	align-items: center;
	justify-content: center;
}

.tai-articles {
	margin-top: var(--space-6);
}

.tai-articles h3 {
	font-size: var(--text-lg);
	font-weight: 700;
	margin-bottom: var(--space-4);
	color: var(--text-primary);
}

.tai-articles ul {
	margin: 0;
	padding: 0;
	list-style: none;
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
	gap: var(--space-2);
}

.tai-articles ul li {
	margin: 0;
}

.tai-articles ul li a {
	display: flex;
	align-items: center;
	gap: var(--space-2);
	padding: var(--space-2) var(--space-3);
	border-radius: var(--radius-lg);
	color: var(--text-primary);
	text-decoration: none;
	font-size: var(--text-sm);
	font-weight: 500;
	transition: all var(--transition-fast);
}

.tai-articles ul li a:hover {
	background: var(--bg-badge);
	color: var(--brand-primary);
}

.tai-articles ul li a::before {
	content: '→';
	color: var(--brand-primary);
	font-weight: 600;
	flex-shrink: 0;
}

.tai-keywords h3 {
	font-size: var(--text-lg);
	font-weight: 700;
	margin-bottom: var(--space-4);
	color: var(--text-primary);
}

.tai-keywords .kw-list {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2);
	margin: 0;
	padding: 0;
	list-style: none;
}

.tai-keywords .kw-list li {
	margin: 0;
}

.tai-keywords .kw-chip {
	display: inline-block;
	padding: var(--space-1) var(--space-3);
	background: var(--bg-tertiary);
	border: 1px solid var(--border-primary);
	border-radius: 999px;
	font-size: var(--text-xs);
	color: var(--text-secondary);
	white-space: nowrap;
}

.tai-keywords .kw-chip a {
	color: inherit;
	text-decoration: none;
}

.tai-keywords .kw-chip a:hover {
	color: var(--brand-primary);
}

@media (max-width: 768px) {
	.tai-howto ol {
		grid-template-columns: 1fr;
	}
}

/* ------------------------------------------------------------
   6. ICON FIX — flex-shrink collapses SVGs to 0 in WP
   (GeneratePress global CSS changes the flex layout; this
   guarantees every icon keeps its size)
   ------------------------------------------------------------ */
.icon-btn svg,
.sidebar-toggle svg,
.theme-option svg,
.toolbar-icon-btn svg,
.btn svg,
.btn-sm svg,
.lang-swap-btn svg,
.lang-selector-btn svg,
.feature-tab svg,
.dropdown-item svg,
.lang-pair-display svg,
.stat-icon svg,
.feature-icon svg,
.upload-icon svg,
.voice-btn svg,
.toast-icon svg,
.pricing-feature svg,
.testimonial-stars svg,
.scroll-top svg,
.fab svg,
.pwa-prompt-icon svg {
	flex: 0 0 auto;
}

/* ------------------------------------------------------------
   7. DESKTOP COLLAPSED SIDEBAR — icon-only rail
   (expand shows icons + names; collapse shows icons only)
   ------------------------------------------------------------ */
@media (min-width: 769px) {
	.sidebar.collapsed .sidebar-header {
		justify-content: center;
		padding: var(--space-3) 0;
		gap: 0;
	}

	.sidebar.collapsed .logo-text,
	.sidebar.collapsed .nav-section-label,
	.sidebar.collapsed .nav-label,
	.sidebar.collapsed .nav-badge,
	.sidebar.collapsed .user-info,
	.sidebar.collapsed .user-profile svg {
		display: none !important;
	}

	.sidebar.collapsed .sidebar-nav {
		padding: var(--space-3) 0;
		align-items: center;
	}

	.sidebar.collapsed .nav-section {
		margin-bottom: var(--space-4);
	}

	.sidebar.collapsed .nav-item {
		justify-content: center;
		padding: var(--space-3) 0;
		margin: 0 auto;
		width: 44px;
		border-radius: var(--radius-xl);
		gap: 0;
	}

	.sidebar.collapsed .nav-icon {
		margin: 0;
	}

	.sidebar.collapsed .user-profile {
		justify-content: center;
		padding: var(--space-3) 0;
		gap: 0;
	}

	.sidebar.collapsed .sidebar-footer {
		padding: var(--space-2) 0;
	}
}

/* ------------------------------------------------------------
   8. COPY PROTECTION — no text selection on the UI chrome
   (the translator boxes stay fully selectable/copyable)
   ------------------------------------------------------------ */
.translateai-home .sidebar,
.translateai-home .topnav,
.translateai-home .hero-section,
.translateai-home .tai-seo,
.translateai-home .features-grid,
.translateai-home .stats-grid,
.translateai-home .translation-workspace .panel-toolbar,
.translateai-home .language-bar {
	-webkit-user-select: none;
	user-select: none;
	-webkit-touch-callout: none;
}

.translateai-home textarea,
.translateai-home input,
.translateai-home .output-text,
.translateai-home [contenteditable] {
	-webkit-user-select: text !important;
	user-select: text !important;
}

/* ============================================================
   9. MOBILE & UX POLISH — scrollable menus, GT-style language
      picker, floating buttons, real login UI
   ============================================================ */

/* --- Sidebar: true viewport height so the nav scrolls internally --- */
.sidebar {
  height: 100dvh;
  min-height: 0;
}
.sidebar-nav {
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--border-primary) transparent;
}
.sidebar-nav::-webkit-scrollbar { width: 5px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: var(--border-primary); border-radius: 999px; }
.sidebar-footer {
  flex-shrink: 0;
  border-top: 1px solid var(--border-primary);
}

/* --- Floating mobile menu button (always visible on phones) --- */
.mobile-menu-fab {
  display: none;
  position: fixed;
  left: 16px;
  bottom: 20px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--brand-primary);
  color: #fff;
  border: none;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: var(--z-sticky);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.mobile-menu-fab:active { transform: scale(0.92); }
.mobile-menu-fab svg { flex: 0 0 auto; }

/* --- Floating mobile menu button (always visible on phones) --- */
@media (max-width: 768px) {
  .mobile-menu-fab {
    display: flex;
  }
}

/* --- Scroll-to-top: always visible on mobile --- */
@media (max-width: 768px) {
  .scroll-top {
    opacity: 1 !important;
    pointer-events: all !important;
    bottom: 20px;
    right: 16px;
  }
}

/* --- Language picker modal: Google-Translate style on mobile --- */
@media (max-width: 768px) {
  #langModal.modal-overlay {
    align-items: flex-end;
    padding: 0;
  }
  #langModal .modal {
    max-width: 100%;
    width: 100%;
    max-height: 92dvh;
    border-radius: 24px 24px 0 0;
  }
  #langModal .modal-header {
    padding: var(--space-4) var(--space-5);
  }
  #langModal .modal-body {
    padding: var(--space-4) var(--space-4) calc(var(--space-4) + env(safe-area-inset-bottom));
  }
  #langModal .modal-search {
    position: sticky;
    top: 0;
    z-index: 2;
    background: var(--bg-card);
    margin: calc(-1 * var(--space-4)) calc(-1 * var(--space-4)) var(--space-3);
    padding: var(--space-3) var(--space-4) var(--space-3);
    border: none;
    border-bottom: 1px solid var(--border-primary);
    border-radius: 0;
  }
  #langModal .lang-grid {
    grid-template-columns: 1fr;
  }
  #langModal .lang-option {
    padding: 14px 12px;
    border-radius: var(--radius-lg);
  }
}

/* Sticky search on desktop too */
.modal-search {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--bg-card);
}

/* Selected language highlight */
.lang-option.selected {
  background: color-mix(in srgb, var(--brand-primary) 10%, transparent);
  border-color: color-mix(in srgb, var(--brand-primary) 40%, transparent);
}

/* --- Language bar on phones: always reachable, above the text --- */
@media (max-width: 768px) {
  #text-tab .language-bar {
    flex-wrap: nowrap;
    align-items: stretch;
  }
  #text-tab .language-bar .lang-section {
    flex: 1 1 auto;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    justify-content: flex-start;
    min-width: 0;
  }
  #text-tab .language-bar .lang-section::-webkit-scrollbar { display: none; }
  #text-tab .lang-btn {
    flex: 0 0 auto;
    white-space: nowrap;
    padding: 10px 14px;
    font-size: var(--text-sm);
  }
  #text-tab .lang-swap-btn {
    flex-shrink: 0;
  }
}

/* --- Real login UI --- */
.modal-sm {
  max-width: 420px;
}
.tai-field-label {
  display: block;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin: var(--space-3) 0 var(--space-1);
}
.tai-field {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: 12px 14px;
  font-size: var(--text-sm);
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.tai-field:focus {
  border-color: var(--border-focus);
  box-shadow: var(--shadow-focus);
}
.tai-auth-links {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
}
.tai-auth-links a {
  color: var(--brand-primary);
  text-decoration: none;
}
.tai-auth-links a:hover { text-decoration: underline; }
.tai-auth-note { color: var(--text-secondary); font-size: var(--text-sm); }

.tai-account img.tai-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-primary);
  flex: 0 0 auto;
}
.tai-logout:hover { text-decoration: underline; }

.tai-sidebar-login {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-primary);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: var(--text-sm);
  cursor: pointer;
}
.tai-sidebar-login:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

/* --- Search inside the mobile drawer --- */
.tai-sidebar-search {
  display: none;
  margin: var(--space-2) var(--space-3) 0;
  position: relative;
}
.tai-sidebar-search input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: 10px 12px 10px 36px;
  font-size: var(--text-sm);
  color: var(--text-primary);
  outline: none;
}
.tai-sidebar-search svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  pointer-events: none;
  flex: 0 0 auto;
}
@media (max-width: 768px) {
  .tai-sidebar-search { display: block; }
}

/* --- Hero stats fit nicely on small screens --- */
@media (max-width: 768px) {
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }
  .hero-stat {
    padding: var(--space-3);
  }
}

/* ============================================================
   10. PRO SYSTEM — one-line mobile language bar, plan UI,
       upgrade modal
   ============================================================ */

/* --- Mobile: one-line source | swap | target --- */
.lang-bar-mobile {
  display: none;
}
@media (max-width: 768px) {
  .lang-bar-mobile {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-secondary);
  }
  #text-tab .language-bar {
    display: none;
  }
  .lang-mob-btn {
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 9px 10px;
    border-radius: var(--radius-lg);
    background: var(--bg-input);
    border: 1px solid var(--border-primary);
    color: var(--text-primary);
    font-size: var(--text-sm);
    cursor: pointer;
    white-space: nowrap;
  }
  .lang-mob-btn .lang-mob-name {
    flex: 1 1 auto;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .lang-mob-btn:active { border-color: var(--brand-primary); }
  .lang-mob-swap {
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-primary);
    background: var(--bg-card);
    color: var(--brand-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
  }
  .lang-mob-swap:active { background: var(--bg-tertiary); }
}

/* --- Plan badge + upgrade button (sidebar footer) --- */
.tai-plan-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: var(--space-2);
  width: 100%;
}
.tai-plan-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.02em;
  background: color-mix(in srgb, var(--brand-primary) 12%, transparent);
  color: var(--brand-primary);
  border: 1px solid color-mix(in srgb, var(--brand-primary) 35%, transparent);
  white-space: nowrap;
}
.tai-plan-badge.tai-plan-pro {
  background: linear-gradient(135deg, #b8860b, #f5c542);
  color: #3a2d00;
  border-color: #e7c668;
}
.tai-plan-badge.tai-plan-freemium {
  background: color-mix(in srgb, #1a73e8 12%, transparent);
  color: #1a73e8;
  border-color: color-mix(in srgb, #1a73e8 35%, transparent);
}
.tai-upgrade-btn {
  flex: 1 1 auto;
  padding: 7px 10px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--brand-primary);
  background: var(--brand-primary);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}
.tai-upgrade-btn:hover { filter: brightness(1.08); }
.tai-upgrade-btn.tai-is-pro {
  background: transparent;
  color: var(--brand-primary);
  cursor: default;
}

/* --- Upgrade modal --- */
.tai-upgrade-price {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--brand-primary);
  text-align: center;
  margin-bottom: var(--space-3);
}
.tai-upgrade-features {
  list-style: none;
  margin: 0 0 var(--space-3);
  padding: 0;
}
.tai-upgrade-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 0;
  font-size: var(--text-sm);
  color: var(--text-primary);
  border-bottom: 1px dashed var(--border-primary);
}
.tai-upgrade-features li::before {
  content: '✓';
  color: var(--brand-secondary);
  font-weight: 800;
  flex: 0 0 auto;
}

/* --- Locked (Pro) buttons get a small lock tint --- */
.tai-pro-locked {
  position: relative;
}
.tai-pro-locked::after {
  content: '🔒';
  position: absolute;
  top: -6px;
  right: -6px;
  font-size: 11px;
  background: var(--bg-card);
  border-radius: 50%;
  padding: 1px 2px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* --- Collapsed rail keeps the footer tidy --- */
@media (min-width: 769px) {
  .sidebar.collapsed .tai-plan-row {
    display: none;
  }
}