/* Marketing Banner */
.marketing-banner {
  background: linear-gradient(90deg, var(--color-navy-dark) 0%, var(--color-navy) 50%, var(--color-navy-dark) 100%);
  color: var(--color-white);
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 -1px 0 rgba(0,0,0,0.2);
}

.marketing-banner i {
  color: var(--color-coral);
  font-size: 14px;
  filter: drop-shadow(0 0 2px rgba(244, 94, 67, 0.4));
}

.marketing-banner span {
  opacity: 0.95;
}

/* Promotional Banner (LATAM offer) */
.marketing-banner-promo {
  background: linear-gradient(90deg, var(--color-coral-darker) 0%, var(--color-coral) 50%, var(--color-coral-darker) 100%);
  color: var(--color-white);
  animation: subtle-pulse 3s ease-in-out infinite;
  text-transform: none;
  letter-spacing: 0.02em;
}

.marketing-banner-promo i {
  color: #ffffff;
  filter: drop-shadow(0 0 3px rgba(255, 255, 255, 0.5));
}

.marketing-banner-promo strong {
  font-weight: 700;
  letter-spacing: 0.02em;
}

.marketing-banner-content {
  flex-wrap: wrap;
  row-gap: 0.25rem;
}

.marketing-banner-promo .text-nowrap {
  background: rgba(0, 0, 0, 0.2);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
}

@keyframes subtle-pulse {
  0%, 100% {
    box-shadow: inset 0 -1px 0 rgba(0,0,0,0.2), 0 0 0 var(--color-coral-shadow);
  }
  50% {
    box-shadow: inset 0 -1px 0 rgba(0,0,0,0.3), 0 0 10px rgba(244, 94, 67, 0.3);
  }
}

@media (max-width: 768px) {
  .marketing-banner {
    font-size: 11px;
    letter-spacing: 0.01em;
  }
  
  .marketing-banner-promo .text-nowrap {
    font-size: 10px;
    padding: 1px 6px;
  }
}

/* Marketing navbar — sticky chrome; dropdowns must sit above hero mockups (3D transform). */
#main-nav.marketing-navbar {
  position: sticky;
  top: 0;
  z-index: 1040;
  overflow: visible;
}

#main-nav.marketing-navbar .marketing-navbar__inner,
#main-nav.marketing-navbar .offcanvas-body,
#main-nav.marketing-navbar .marketing-navbar-nav {
  overflow: visible;
}

#main-nav.marketing-navbar .dropdown-menu,
#main-nav.marketing-navbar .lang-dropdown-menu {
  z-index: 1041;
}

/* Navigation Styles */
.navigation {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-normal);
  z-index: 1000;
}

:root[data-theme="dark"] .navigation {
  background: var(--color-bg) !important;
}

.navigation.scrolled {
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--nav-height);
}

.nav-logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-navy);
}

.logo-link {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-normal);
}

.logo-link:hover {
  color: var(--color-coral);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: color var(--transition-normal);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-coral);
  transition: width var(--transition-normal);
}

.nav-links a:hover {
  color: var(--color-navy);
}

.nav-links a:hover::after {
  width: 100%;
}

/* Button Hierarchy: Primary > Secondary > Tertiary */
.nav-btn-primary {
  background: var(--color-coral);
  color: var(--color-white);
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.nav-btn-primary:hover {
  background: var(--color-coral-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.nav-btn-secondary {
  background: transparent;
  color: var(--color-indigo);
  border: 2px solid var(--color-indigo);
  padding: 10px 24px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.nav-btn-secondary:hover {
  background: var(--color-indigo);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--color-indigo-shadow);
}

.nav-btn-tertiary {
  background: transparent;
  color: var(--color-coral);
  border: 2px solid var(--color-coral);
  padding: 8px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.nav-btn-tertiary:hover {
  background: var(--color-coral);
  color: var(--color-white);
}

.nav-item.dropdown:hover > .dropdown-menu,
.nav-item.dropdown:focus-within > .dropdown-menu {
  display: block;
  margin-top: 0;
}

.nav-link.dropdown-toggle::after {
  content: '▼';
  font-size: 8px;
  margin-left: 6px;
  vertical-align: middle;
  opacity: 0.7;
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 280px;
  background: var(--color-white);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 8px 0;
  list-style: none;
  z-index: 1001;
}

:root[data-theme="dark"] .dropdown-menu {
  background: var(--color-white) !important;
  border-color: var(--color-border) !important;
}

.dropdown-item {
  display: block;
  padding: 10px 20px;
  color: var(--color-navy);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.dropdown-item:focus {
  background: var(--color-bg);
  color: var(--color-coral);
  outline: 2px solid var(--color-coral);
  outline-offset: -2px;
}

.dropdown-item:hover {
  background: var(--color-bg);
  color: var(--color-coral);
  padding-left: 22px;
}

.dropdown-item i {
  width: 16px;
  margin-right: 8px;
  color: var(--color-text-secondary);
  font-size: 14px;
}

.dropdown-divider {
  height: 1px;
  background-color: var(--color-border-light);
  margin: 8px 0;
}

/* Compact Language Switcher */
/* Language Switcher - Minimal Design */
.lang-switcher-btn {
  font-size: 20px !important;
  padding: 4px 8px !important;
  border: none !important;
  color: var(--color-text-secondary) !important;
  background: transparent !important;
  text-decoration: none !important;
  transition: all var(--transition-fast) !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
  opacity: 0.7;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
}

.lang-switcher-btn:hover {
  opacity: 1;
  transform: scale(1.05);
}

.lang-current-code {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  margin-left: 2px;
  opacity: 0.6;
}

/* Language Dropdown Menu */
.lang-dropdown-menu {
  min-width: 130px !important;
  padding: 6px !important;
  border: 1px solid var(--color-border-light) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-md) !important;
}

:root[data-theme="dark"] .lang-dropdown-menu {
  background: var(--color-white) !important;
  border-color: var(--color-border) !important;
}

.lang-dropdown-menu .dropdown-item {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  padding: 8px 12px !important;
  border-radius: 4px !important;
  transition: all 0.2s ease !important;
  font-size: 14px !important;
}

.lang-dropdown-menu .dropdown-item:hover {
  background: var(--color-bg) !important;
}

.lang-item-flag {
  font-size: 18px;
  line-height: 1;
  white-space: nowrap;
  flex-shrink: 0;
}

.lang-item-name {
  font-size: 14px;
  color: var(--color-navy);
}

/* Dark / Light Theme Toggle — iOS-style slider with sun and moon */
.theme-toggle-btn {
  padding: 0 !important;
  border: none !important;
  background: transparent !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  line-height: 1 !important;
  opacity: 1;
}

.theme-toggle-btn:hover,
.theme-toggle-btn:focus-visible {
  opacity: 1;
  transform: none;
  box-shadow: none !important;
}

.theme-toggle-track {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: 52px;
  height: 28px;
  padding: 0 6px;
  border-radius: 14px;
  background: #e2e8f0;
  transition: background-color 0.25s ease;
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.08);
}

:root[data-theme="dark"] .theme-toggle-track {
  background: #334155;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.4);
}

.theme-toggle-sun,
.theme-toggle-moon {
  font-size: 13px;
  line-height: 1;
  z-index: 0;
  position: relative;
  transition: color 0.25s ease;
  pointer-events: none;
}

.theme-toggle-sun {
  color: #f59e0b;
}

.theme-toggle-moon {
  color: #475569;
}

:root[data-theme="dark"] .theme-toggle-sun {
  color: #fbbf24;
}

:root[data-theme="dark"] .theme-toggle-moon {
  color: #cbd5e1;
}

.theme-toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.25);
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1),
    background-color 0.25s ease;
  z-index: 1;
}

:root[data-theme="dark"] .theme-toggle-thumb {
  transform: translateX(24px);
  background: #f1f5f9;
}

/* Sign In Button (secondary) */
.nav-signin-btn {
  font-weight: 600 !important;
  padding: 10px 24px !important;
  border: 2px solid var(--color-indigo) !important;
  color: var(--color-indigo) !important;
  background: transparent !important;
  transition: all var(--transition-normal) !important;
  font-size: 15px !important;
}

.nav-signin-btn:hover {
  background: var(--color-indigo) !important;
  color: #ffffff !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--color-indigo-shadow);
}

/* Instructor Get Free Access Button (indigo primary on instructor-focused paths) */
.nav-instructor-btn {
  font-weight: 600 !important;
  padding: 10px 24px !important;
  background: var(--color-indigo) !important;
  border: none !important;
  color: #ffffff !important;
  transition: all var(--transition-normal) !important;
  font-size: 15px !important;
}

.nav-instructor-btn:hover {
  background: var(--color-indigo-dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--color-indigo-shadow);
}

/* Student Join My Class Button (coral — student audience) */
.nav-register-btn {
  font-weight: 600 !important;
  padding: 10px 24px !important;
  background: var(--color-student) !important;
  border: none !important;
  color: #ffffff !important;
  transition: all var(--transition-normal) !important;
  font-size: 16px !important;
}

:root[data-theme="dark"] .nav-register-btn {
  background: var(--color-student) !important;
  color: #ffffff !important;
  border: 2px solid var(--color-student) !important;
}

.nav-register-btn:hover {
  background: var(--color-student-dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--color-coral-shadow);
}

:root[data-theme="dark"] .nav-register-btn:hover {
  background: var(--color-student-dark) !important;
  border-color: var(--color-student-dark) !important;
}

/* Compact styles for French/Spanish */
.navbar-nav.lang-selector-fr .nav-link,
.navbar-nav.lang-selector-es .nav-link {
  padding-left: 1.25rem !important;
  padding-right: 1.25rem !important;
}

.navbar-nav.lang-selector-fr .nav-signin-btn,
.navbar-nav.lang-selector-es .nav-signin-btn,
.navbar-nav.lang-selector-pt_BR .nav-signin-btn,
.navbar-nav.lang-selector-ru .nav-signin-btn {
  padding: 10px 22px !important;
}

.navbar-nav.lang-selector-fr .nav-register-btn,
.navbar-nav.lang-selector-es .nav-register-btn,
.navbar-nav.lang-selector-pt_BR .nav-register-btn,
.navbar-nav.lang-selector-ru .nav-register-btn {
  padding: 10px 22px !important;
}

.navbar-nav.lang-selector-fr .nav-instructor-btn,
.navbar-nav.lang-selector-es .nav-instructor-btn,
.navbar-nav.lang-selector-pt_BR .nav-instructor-btn,
.navbar-nav.lang-selector-ru .nav-instructor-btn {
  padding: 10px 18px !important;
  font-size: 14px !important;
}

/* Responsive nav CTA labels — full text on wide desktop + mobile menu */
.nav-instructor-btn__label--compact {
  display: none;
}

.nav-instructor-btn__label--full {
  display: inline;
}

/* Regular nav links - larger size */
.navbar-nav .nav-link {
  font-weight: 500 !important;
  white-space: nowrap;
}

.navbar-nav .nav-signin-btn,
.navbar-nav .nav-instructor-btn,
.navbar-nav .nav-register-btn {
  white-space: nowrap;
}

/* Dropdown menus */
.navbar-nav .dropdown-menu {
  min-width: 220px !important;
  padding: 0.5rem !important;
  border: 1px solid var(--color-border-light) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-md) !important;
}

/* Keyboard navigation for dropdowns */
.navbar-nav .dropdown-toggle[aria-expanded="true"] {
  background: var(--color-bg);
}

.navbar-nav .dropdown-menu[aria-hidden="false"] {
  display: block;
}

.navbar-nav .dropdown-menu[aria-hidden="true"] {
  display: none;
}

.navbar-nav .dropdown-item {
  padding: 0.7rem 1.2rem !important;
  font-size: 15px !important;
  color: var(--color-navy) !important;
}

.navbar-nav .dropdown-item:hover {
  background: var(--color-bg) !important;
  color: var(--color-navy) !important;
}

.navbar-nav .dropdown-item.active,
.navbar-nav .dropdown-item:active {
  background: var(--color-bg-subtle) !important;
  color: var(--color-indigo) !important;
  border-left: 3px solid var(--color-indigo);
  padding-left: calc(1.2rem - 3px) !important;
  font-weight: 600 !important;
}

.navbar-nav .dropdown-item.active i,
.navbar-nav .dropdown-item:active i {
  color: var(--color-indigo) !important;
}

.navbar-nav .dropdown-item i {
  color: var(--color-muted);
}

.nav-item.dropdown {
  position: relative;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  flex-direction: column;
  gap: 4px;
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-navy);
  transition: all var(--transition-normal);
}

/* ============================================================
   Dark Mode — Navigation text color fixes
   var(--color-navy) is a dark background color; in dark mode it
   must NOT be used for text on dark backgrounds.
   ============================================================ */

:root[data-theme="dark"] .dropdown-item {
  color: var(--color-text) !important;
}

:root[data-theme="dark"] .dropdown-item:hover {
  color: var(--color-coral) !important;
}

:root[data-theme="dark"] .navbar-nav .dropdown-item {
  color: var(--color-text) !important;
}

:root[data-theme="dark"] .navbar-nav .dropdown-item:hover {
  color: var(--color-coral) !important;
}

:root[data-theme="dark"] .lang-item-name {
  color: var(--color-text) !important;
}

:root[data-theme="dark"] .hamburger-line {
  background: var(--color-text) !important;
}

/* Drawer open: hide sticky CTAs so chrome doesn't stack. */
body.nav-menu-open #marketing-sticky-cta,
body.nav-menu-open .marketing-sticky-cta {
  opacity: 0 !important;
  transform: translateY(110%) !important;
  pointer-events: none !important;
}

/* ============================================================
   Mobile hamburger — Bootstrap SVG icon is dark-on-dark in
   theme. Use a Bootstrap Icons glyph colored via `color` instead.
   ============================================================ */

#main-nav .nav-hamburger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border-width: 1.5px;
  border-color: rgba(44, 62, 80, 0.55);
  color: #0f172a;
  background: rgba(15, 23, 42, 0.04);
}

#main-nav .nav-hamburger .nav-hamburger-icon {
  font-size: 1.85rem;
  line-height: 1;
  color: inherit;
}

#main-nav .nav-hamburger .navbar-toggler-icon {
  display: none;
}

#main-nav .nav-hamburger:hover,
#main-nav .nav-hamburger:focus {
  background: rgba(15, 23, 42, 0.08);
}

/* Chip on dark nav so the icon isn't swallowed by the bar. */
:root[data-theme="dark"] #main-nav .nav-hamburger {
  border-color: rgba(248, 250, 252, 0.85) !important;
  color: #ffffff !important;
  background: rgba(248, 250, 252, 0.14) !important;
}

:root[data-theme="dark"] #main-nav .nav-hamburger:hover,
:root[data-theme="dark"] #main-nav .nav-hamburger:focus {
  background: rgba(248, 250, 252, 0.22) !important;
  box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.45);
}

/*
  Dark mode: match the theme (dark panel + light ink).
  Do NOT keep a white sheet — global dark aliases (--color-white → slate,
  .text-dark → light) constantly fight a light-sheet remapping and leave
  ghost links / ghost CTA labels.
*/
:root[data-theme="dark"] #offcanvasNavbar {
  --bs-offcanvas-bg: #0f172a;
  --bs-offcanvas-color: #f1f5f9;
  background-color: #0f172a !important;
  color: #f1f5f9 !important;
  border-left: 1px solid #334155;
}

:root[data-theme="dark"] #offcanvasNavbar .offcanvas-header {
  border-color: #334155 !important;
  color: #f1f5f9 !important;
}

:root[data-theme="dark"] #offcanvasNavbar .offcanvas-title,
:root[data-theme="dark"] #offcanvasNavbar .nav-link,
:root[data-theme="dark"] #offcanvasNavbar .text-dark,
:root[data-theme="dark"] #offcanvasNavbar .dropdown-item,
:root[data-theme="dark"] #offcanvasNavbar .lang-switcher-btn,
:root[data-theme="dark"] #offcanvasNavbar .lang-current-code,
:root[data-theme="dark"] #offcanvasNavbar .theme-toggle-btn,
:root[data-theme="dark"] #offcanvasNavbar .nav-contact-link {
  color: #f1f5f9 !important;
  opacity: 1 !important;
}

:root[data-theme="dark"] #offcanvasNavbar .nav-link.active {
  color: var(--color-coral) !important;
}

:root[data-theme="dark"] #offcanvasNavbar .dropdown-menu,
:root[data-theme="dark"] #offcanvasNavbar .lang-dropdown-menu {
  background: #1e293b !important;
  border-color: #334155 !important;
}

:root[data-theme="dark"] #offcanvasNavbar .dropdown-item:hover {
  background: #334155 !important;
  color: #f8fafc !important;
}

/* Brand CTAs: never use var(--color-white) here — that token is a dark
   surface in dark mode, which makes button labels vanish. */
:root[data-theme="dark"] #offcanvasNavbar .nav-instructor-btn,
:root[data-theme="dark"] #offcanvasNavbar .nav-register-btn:not(.btn-outline-secondary) {
  color: #ffffff !important;
}

:root[data-theme="dark"] #offcanvasNavbar .nav-signin-btn {
  color: #a5b4fc !important;
  border-color: #818cf8 !important;
  background: transparent !important;
}

:root[data-theme="dark"] #offcanvasNavbar .nav-register-btn.btn-outline-secondary {
  background: transparent !important;
  border: 2px solid #94a3b8 !important;
  color: #f1f5f9 !important;
}

#offcanvasNavbar .nav-menu-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid #cbd5e1;
  border-radius: 0.5rem;
  background: #f8fafc;
  color: #0f172a;
  line-height: 1;
  box-shadow: none;
  flex-shrink: 0;
}

/* Desktop/tablet: tuck Free under the label. Mobile offcanvas overrides below. */
.nav-free-badge {
  position: absolute;
  bottom: -4px;
  right: 4px;
  font-size: 0.55rem !important;
  font-weight: 700 !important;
  line-height: 1 !important;
}

#offcanvasNavbar .nav-menu-close i {
  font-size: 1.15rem;
  color: inherit;
}

#offcanvasNavbar .nav-menu-close:hover,
#offcanvasNavbar .nav-menu-close:focus {
  background: #e2e8f0;
  color: #0f172a;
  border-color: #94a3b8;
}

:root[data-theme="dark"] #offcanvasNavbar .nav-menu-close {
  background: #1e293b !important;
  border-color: #94a3b8 !important;
  color: #f8fafc !important;
  filter: none !important;
  opacity: 1 !important;
}

:root[data-theme="dark"] #offcanvasNavbar .nav-menu-close:hover,
:root[data-theme="dark"] #offcanvasNavbar .nav-menu-close:focus {
  background: #334155 !important;
  color: #ffffff !important;
  border-color: #cbd5e1 !important;
}

/* Mobile Styles */
@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    background: var(--color-white);
    flex-direction: column;
    padding: 20px;
    gap: 20px;
    box-shadow: var(--shadow-xl);
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-normal), opacity var(--transition-normal), visibility var(--transition-normal);
    z-index: 1001;
  }

  :root[data-theme="dark"] .nav-links {
    background: var(--color-bg) !important;
  }

  .nav-links.mobile-open {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
    overflow-y: auto;
  }

  .nav-item.dropdown {
    width: 100%;
  }

  .nav-item.dropdown .dropdown-menu {
    display: none;
    position: static;
    width: 100%;
    box-shadow: none;
    border: none;
    padding: 0;
    background: var(--color-bg);
    margin-top: 10px;
    border-radius: var(--radius-sm);
  }

  .nav-item.dropdown.mobile-expanded .dropdown-menu {
    display: block;
  }

  .nav-item.dropdown .nav-link {
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .nav-item.dropdown .dropdown-item {
    text-align: center;
    padding: 12px;
  }

  .nav-links a {
    width: 100%;
    text-align: center;
    padding: 10px 0;
  }

  .nav-cta, .nav-demo {
    width: 100%;
    text-align: center;
  }

  /* Animate hamburger to X when open */
  .mobile-menu-toggle {
    position: relative;
  }

  .mobile-open ~ .mobile-menu-toggle .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .mobile-open ~ .mobile-menu-toggle .hamburger-line:nth-child(2) {
    opacity: 0;
  }

  .mobile-open ~ .mobile-menu-toggle .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}

/* ============================================
   Mobile Offcanvas Navigation Styles
   Only apply when offcanvas is visible (below lg breakpoint)
   ============================================ */
@media (max-width: 991.98px) {
  /* Side drawer — leave dimmed page visible so tap-outside close is obvious.
     Full-bleed menus feel trapped; ~85vw max keeps chrome in peripheral view. */
  #offcanvasNavbar {
    --bs-offcanvas-width: min(20rem, 85vw);
  }

  /* Shared gutters: title / X / links / buttons share one left+right edge. */
  #offcanvasNavbar .offcanvas-header,
  #offcanvasNavbar .offcanvas-body {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  #offcanvasNavbar .offcanvas-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding-top: 1rem;
    padding-bottom: 1rem;
  }

  #offcanvasNavbar .offcanvas-title {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.2;
  }

  /* Offcanvas body layout */
  .offcanvas-body .navbar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
    padding-right: 0 !important;
  }

  /* All nav items should be full width and left-aligned */
  .offcanvas-body .nav-item {
    width: 100%;
  }

  /* Nav links in offcanvas */
  .offcanvas-body .nav-link {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    width: 100%;
    text-align: left !important;
    padding: 0.875rem 0 !important;
    font-size: 1.1rem !important;
    font-weight: 500;
    color: var(--color-navy) !important;
    background: transparent;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast), color var(--transition-fast);
  }

  .offcanvas-body .nav-link:hover {
    background-color: transparent;
    color: var(--color-coral) !important;
  }

  .offcanvas-body .nav-link.active {
    background-color: rgba(244, 94, 67, 0.12);
    color: var(--color-coral) !important;
    padding-left: 0.75rem !important;
    padding-right: 0.75rem !important;
    margin-left: -0.75rem;
    margin-right: -0.75rem;
    width: calc(100% + 1.5rem);
  }

  /* Free sits beside the label — not pinned to the far right of the row. */
  .offcanvas-body .nav-link .nav-free-badge {
    position: static !important;
    margin: 0 !important;
    font-size: 0.65rem !important;
    padding: 0.2em 0.45em;
    vertical-align: middle;
  }

  .offcanvas-body .nav-link .nav-underline {
    display: none;
  }

  /* Dropdown toggle in offcanvas */
  .offcanvas-body .dropdown-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .offcanvas-body .dropdown-toggle::after {
    margin-left: auto;
  }

  /* Dropdown menu in offcanvas */
  .offcanvas-body .dropdown-menu {
    position: static !important;
    width: 100%;
    border: none !important;
    box-shadow: none !important;
    background: var(--color-bg);
    padding: 0.5rem !important;
    margin-top: 0.25rem !important;
    border-radius: var(--radius-md) !important;
  }

  .offcanvas-body .dropdown-item {
    padding: 0.75rem 1rem !important;
    font-size: 1rem !important;
    border-radius: 6px;
    text-align: left !important;
  }

  .offcanvas-body .dropdown-item:hover {
    background: var(--color-border-subtle) !important;
  }

  /* Remove ms-auto on mobile - we want consistent layout */
  .offcanvas-body .nav-item.ms-auto {
    margin-left: 0 !important;
  }

  .offcanvas-body .nav-item-cta:first-of-type {
    margin-left: 0 !important;
  }

  /* Sign in, instructor, and student CTA buttons in offcanvas */
  .offcanvas-body .nav-signin-btn,
  .offcanvas-body .nav-instructor-btn,
  .offcanvas-body .nav-register-btn {
    display: block !important;
    width: 100% !important;
    text-align: center !important;
    margin: 0.25rem 0 !important;
    padding: 0.875rem 1.5rem !important;
    border-radius: 8px !important;
    font-size: 1rem !important;
  }

  .offcanvas-body .nav-signin-btn {
    border: 2px solid var(--color-indigo) !important;
    background: transparent !important;
    color: var(--color-indigo) !important;
  }

  .offcanvas-body .nav-instructor-btn {
    background: var(--color-indigo) !important;
    border: none !important;
    color: #ffffff !important;
  }

  .offcanvas-body .nav-register-btn {
    background: var(--color-student) !important;
    border: none !important;
    color: #ffffff !important;
  }

  .offcanvas-body .nav-register-btn.btn-outline-secondary {
    background: transparent !important;
    border: 2px solid var(--color-muted) !important;
    color: var(--color-text) !important;
  }

  /* Language switcher in offcanvas */
  .offcanvas-body .lang-switcher-btn {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    width: 100% !important;
    padding: 0.875rem 0 !important;
    font-size: 1.25rem !important;
    background: transparent !important;
    border: none !important;
    color: var(--color-text) !important;
    opacity: 1 !important;
    border-radius: var(--radius-md) !important;
  }

  .offcanvas-body .lang-switcher-btn:hover {
    background-color: transparent !important;
  }

  .offcanvas-body .lang-current-code {
    font-size: 0.9rem !important;
    font-weight: 600;
    opacity: 1;
    margin-left: 0.5rem;
  }

  .offcanvas-body .lang-dropdown-menu {
    position: static !important;
    width: 100% !important;
    border: none !important;
    box-shadow: none !important;
    background: var(--color-bg) !important;
    margin-top: 0.25rem !important;
  }

  /* Theme toggle in offcanvas */
  .offcanvas-body .theme-toggle-btn {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    width: 100% !important;
    padding: 0.875rem 0 !important;
    background: transparent !important;
    border: none !important;
    color: var(--color-navy) !important;
    opacity: 1 !important;
    border-radius: var(--radius-md) !important;
  }

  .offcanvas-body .theme-toggle-btn:hover {
    background-color: transparent !important;
  }

  /* Separator between navigation links and action buttons */
  .offcanvas-body .nav-item-cta:first-of-type::before {
    content: '';
    display: block;
    height: 1px;
    background: var(--color-border-subtle);
    margin: 0.75rem 0;
  }

  /* Dark-mode offcanvas: light ink on dark panel (after mobile layout rules). */
  :root[data-theme="dark"] #offcanvasNavbar .offcanvas-body .nav-link {
    color: #f1f5f9 !important;
  }

  :root[data-theme="dark"] #offcanvasNavbar .offcanvas-body .nav-link:hover {
    background-color: transparent;
    color: var(--color-coral) !important;
  }

  :root[data-theme="dark"] #offcanvasNavbar .offcanvas-body .nav-link.active {
    background-color: rgba(244, 94, 67, 0.15);
    color: var(--color-coral) !important;
  }

  :root[data-theme="dark"] #offcanvasNavbar .offcanvas-body .lang-switcher-btn,
  :root[data-theme="dark"] #offcanvasNavbar .offcanvas-body .lang-current-code,
  :root[data-theme="dark"] #offcanvasNavbar .offcanvas-body .theme-toggle-btn,
  :root[data-theme="dark"] #offcanvasNavbar .offcanvas-body .nav-contact-link {
    color: #f1f5f9 !important;
  }

  :root[data-theme="dark"] #offcanvasNavbar .offcanvas-body .dropdown-menu,
  :root[data-theme="dark"] #offcanvasNavbar .offcanvas-body .lang-dropdown-menu {
    background: #1e293b !important;
  }

  :root[data-theme="dark"] #offcanvasNavbar .offcanvas-body .nav-item-cta:first-of-type::before {
    background: #334155;
  }
}

/* Contact nav link */
.nav-contact-link {
  font-weight: 500 !important;
  color: var(--color-navy) !important;
  position: relative;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.nav-contact-link:hover {
  color: var(--color-indigo) !important;
}

.nav-register-btn.btn-outline-secondary {
  background: transparent !important;
  border: 2px solid var(--color-muted) !important;
  color: var(--color-text) !important;
  font-size: 15px !important;
  font-weight: 600 !important;
}

.nav-contact-link i {
  font-size: 0.9em;
  opacity: 0.75;
}

/* Vertical separator before action buttons */
.nav-divider-item {
  display: flex !important;
  align-items: center;
  padding: 0 0.5rem;
}

.nav-divider-item::after {
  content: '';
  display: block;
  width: 1px;
  height: 22px;
  background: var(--color-border);
}

@media (max-width: 991px) {
  .nav-divider-item { display: none !important; }
}

/* --------------------------------------------------------------------------
   Desktop marketing navbar — cleaner hierarchy, less CTA noise
   -------------------------------------------------------------------------- */
@media (min-width: 992px) {
  #main-nav.marketing-navbar {
    background: rgba(255, 255, 255, 0.94) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04);
    min-height: 4rem;
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
  }

  :root[data-theme="dark"] #main-nav.marketing-navbar {
    background: rgba(15, 23, 42, 0.94) !important;
    border-bottom-color: rgba(148, 163, 184, 0.14);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.25);
  }

  #main-nav .marketing-navbar__inner {
    max-width: var(--container-max);
    padding-left: 1.25rem;
    padding-right: 1.25rem;
    gap: 1rem;
  }

  #main-nav .navbar-brand {
    margin-right: 0.5rem;
    padding-top: 0;
    padding-bottom: 0;
  }

  #main-nav .navbar-brand img {
    height: 34px;
    width: auto;
  }

  #main-nav .offcanvas-lg {
    flex: 1 1 auto;
    display: flex !important;
    position: static !important;
    transform: none !important;
    visibility: visible !important;
    background: transparent !important;
    border: none !important;
    width: auto !important;
    max-width: none !important;
  }

  #main-nav .offcanvas-header {
    display: none !important;
  }

  #main-nav .offcanvas-body {
    padding: 0 !important;
    display: flex;
    align-items: center;
    flex: 1 1 auto;
    overflow: visible;
  }

  #main-nav .marketing-navbar-nav {
    width: 100%;
    align-items: center;
    flex-wrap: nowrap !important;
    gap: 0.125rem;
  }

  #main-nav .nav-marketing-link {
    color: var(--color-text-secondary) !important;
    font-size: 0.9375rem;
    font-weight: 500;
    padding: 0.45rem 0.75rem !important;
    border-radius: var(--radius-md);
    transition: color 0.15s ease, background-color 0.15s ease;
  }

  #main-nav .nav-marketing-link:hover,
  #main-nav .nav-marketing-link.active {
    color: var(--color-navy) !important;
    background: rgba(79, 70, 229, 0.06);
  }

  :root[data-theme="dark"] #main-nav .nav-marketing-link {
    color: #cbd5e1 !important;
  }

  :root[data-theme="dark"] #main-nav .nav-marketing-link:hover,
  :root[data-theme="dark"] #main-nav .nav-marketing-link.active {
    color: #f8fafc !important;
    background: rgba(148, 163, 184, 0.1);
  }

  #main-nav .nav-divider-item {
    margin-left: auto !important;
    margin-right: 0.35rem;
    padding: 0 0.75rem 0 0;
  }

  #main-nav .nav-divider-item::after {
    height: 1.5rem;
    background: var(--color-border-subtle);
  }

  :root[data-theme="dark"] #main-nav .nav-divider-item::after {
    background: rgba(148, 163, 184, 0.25);
  }

  #main-nav .nav-item-cta {
    display: flex;
    align-items: center;
  }

  #main-nav .nav-instructor-btn {
    padding: 0.5rem 1rem !important;
    font-size: 0.875rem !important;
    line-height: 1.25;
    border-radius: 999px !important;
    white-space: nowrap;
  }

  /* Medium desktop: shorter CTA copy + tighter padding for long locales */
  @media (max-width: 1319px) {
    #main-nav .nav-instructor-btn__label--compact {
      display: inline;
    }

    #main-nav .nav-instructor-btn__label--full {
      display: none;
    }

    #main-nav .nav-instructor-btn {
      padding: 0.45rem 0.75rem !important;
      font-size: 0.8125rem !important;
    }

    #main-nav .lang-selector-es .nav-instructor-btn,
    #main-nav .lang-selector-fr .nav-instructor-btn,
    #main-nav .lang-selector-pt_BR .nav-instructor-btn,
    #main-nav .lang-selector-ru .nav-instructor-btn {
      padding: 0.45rem 0.65rem !important;
    }
  }

  #main-nav .nav-signin-btn {
    padding: 0.45rem 0.65rem !important;
    font-size: 0.875rem !important;
    line-height: 1.25;
    border: none !important;
    background: transparent !important;
    color: var(--color-text-secondary) !important;
    box-shadow: none !important;
    border-radius: var(--radius-md) !important;
  }

  #main-nav .nav-signin-btn:hover {
    color: var(--color-indigo) !important;
    background: rgba(79, 70, 229, 0.08) !important;
    transform: none !important;
    box-shadow: none !important;
  }

  :root[data-theme="dark"] #main-nav .nav-signin-btn {
    color: #cbd5e1 !important;
  }

  :root[data-theme="dark"] #main-nav .nav-signin-btn:hover {
    color: #c7d2fe !important;
    background: rgba(99, 102, 241, 0.12) !important;
  }

  #main-nav .nav-register-btn {
    padding: 0.5rem 0.9rem !important;
    font-size: 0.875rem !important;
    line-height: 1.25;
    border-radius: 999px !important;
    white-space: nowrap;
  }

  #main-nav .nav-register-btn--subtle {
    background: transparent !important;
    border: 1px solid rgba(194, 65, 12, 0.5) !important;
    color: var(--color-student) !important;
    box-shadow: none !important;
  }

  #main-nav .nav-register-btn--subtle:hover {
    background: rgba(194, 65, 12, 0.1) !important;
    border-color: var(--color-student) !important;
    transform: none !important;
    box-shadow: none !important;
  }

  :root[data-theme="dark"] #main-nav .nav-register-btn--subtle {
    color: #fdba74 !important;
    border-color: rgba(251, 146, 60, 0.45) !important;
  }

  :root[data-theme="dark"] #main-nav .nav-register-btn--subtle:hover {
    background: rgba(251, 146, 60, 0.12) !important;
    border-color: #fb923c !important;
  }

  #main-nav .nav-item:has(.lang-switcher-btn) {
    margin-left: 0.35rem;
    padding-left: 0.65rem;
    border-left: 1px solid var(--color-border-subtle);
  }

  :root[data-theme="dark"] #main-nav .nav-item:has(.lang-switcher-btn) {
    border-left-color: rgba(148, 163, 184, 0.22);
  }

  #main-nav .lang-switcher-btn {
    padding: 0.35rem 0.5rem !important;
    font-size: 0.875rem;
    opacity: 0.9;
  }

  #main-nav .theme-toggle-btn {
    padding: 0.25rem 0.35rem !important;
  }
}

@media (min-width: 1200px) {
  #main-nav .marketing-navbar__inner {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

@media (min-width: 1320px) {
  #main-nav .nav-instructor-btn {
    padding: 0.55rem 1.15rem !important;
  }
}