/* ============================================
   ISNM Navigation - Clean & Visible
   Loaded AFTER isnm-style.css to override
   conflicting dark glassmorphism styles
   ============================================ */

/* ============================================
   Header Section — Compact & Clean
   ============================================ */
.isnm-header {
  background: linear-gradient(135deg, #1A237E 0%, #283593 100%) !important;
  padding: 0 !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15) !important;
  position: relative !important;
  z-index: 1000 !important;
  border-bottom: 3px solid #FFD700 !important;
  width: 100% !important;
  overflow: hidden !important;
}

.isnm-header::before,
.isnm-header::after { display: none !important; }

/* ── Motto (static, top strip — compact) ── */
.header-row-motto {
  background: rgba(0, 0, 0, 0.18) !important;
  text-align: center !important;
  padding: 2px 16px !important;
}

.school-motto {
  font-family: 'Poppins', sans-serif !important;
  font-weight: 400 !important;
  font-size: 0.68rem !important;
  color: #FFF8DC !important;
  margin: 0 !important;
  font-style: italic !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4) !important;
  letter-spacing: 0.5px !important;
  line-height: 1.2 !important;
  word-wrap: break-word !important;
}

/* ── Main Row: Logo | Ticker | Logo ── */
.header-row-main {
  display: flex !important;
  align-items: center !important;
  width: 100% !important;
  padding: 6px 14px !important;
  gap: 10px !important;
}

/* Logo */
.header-logo {
  flex: 0 0 auto !important;
  z-index: 3 !important;
}

.logo-link {
  display: block !important;
  text-decoration: none !important;
}

.logo-img {
  height: 52px !important;
  width: 52px !important;
  object-fit: contain !important;
  border-radius: 50% !important;
  border: 2px solid #FFD700 !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3) !important;
  background: #FFF8DC !important;
  padding: 2px !important;
  transition: transform 0.3s ease !important;
}

.logo-img:hover { transform: scale(1.08) !important; }

/* ── Ticker (scrolling title) ── */
.header-ticker {
  flex: 1 !important;
  min-width: 0 !important;
  overflow: hidden !important;
}

.ticker-clip {
  overflow: hidden !important;
}

.ticker-track {
  display: flex !important;
  white-space: nowrap !important;
  will-change: transform !important;
}

.school-title {
  font-family: 'Playfair Display', serif !important;
  font-weight: 900 !important;
  font-size: 1.55rem !important;
  margin: 0 !important;
  color: #FFD700 !important;
  text-shadow:
    0 1px 0 #b8960c,
    0 2px 0 #a0820b,
    0 3px 0 #8a700a,
    0 4px 8px rgba(0, 0, 0, 0.5) !important;
  line-height: 1 !important;
  letter-spacing: 2.5px !important;
  text-transform: uppercase !important;
  white-space: nowrap !important;
  display: inline-block !important;
  padding-right: 60px !important;
}

/* ============================================
   Navigation Bar - Clean White Theme
   ============================================ */
.navbar {
  background: #FFFFFF !important;
  padding: 0 !important;
  position: sticky !important;
  top: 0 !important;
  z-index: 999 !important;
  width: 100% !important;
  max-width: 100% !important;
  height: auto !important;
  pointer-events: auto !important;
}

.isnm-navbar {
  background: #FFFFFF !important;
  border-bottom: 2px solid #1A237E !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1) !important;
  padding: 0 !important;
  position: sticky !important;
  top: 0 !important;
  z-index: 999 !important;
  min-height: 65px !important;
  display: flex !important;
  align-items: center !important;
  transition: all 0.3s ease !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  transform-style: flat !important;
  perspective: none !important;
}

.isnm-navbar::before {
  display: none !important;
}

.isnm-navbar::after {
  display: none !important;
}

.isnm-navbar.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15) !important;
  background: #FFFFFF !important;
}

.isnm-navbar .container {
  max-width: 1400px !important;
  margin: 0 auto !important;
  padding: 0 15px !important;
  width: 100% !important;
}

/* Mobile Brand */
.navbar-brand {
  display: flex !important;
  align-items: center !important;
  padding: 8px 12px !important;
  font-size: 1.1rem !important;
  font-weight: 700 !important;
  color: #3E2723 !important;
  text-decoration: none !important;
  transition: all 0.3s ease !important;
  text-shadow: none !important;
}

.navbar-brand:hover {
  color: #1A237E !important;
}

.brand-logo {
  height: 35px !important;
  width: auto !important;
  margin-right: 10px !important;
  border-radius: 50% !important;
  border: 2px solid #FFD700 !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2) !important;
  transition: all 0.3s ease !important;
}

.brand-name {
  font-weight: 700 !important;
  color: #3E2723 !important;
  background: none !important;
  -webkit-background-clip: unset !important;
  -webkit-text-fill-color: #3E2723 !important;
  background-clip: unset !important;
  text-shadow: none !important;
}

/* Hamburger Menu */
.navbar-toggler {
  border: none !important;
  padding: 8px 12px !important;
  background: linear-gradient(135deg, #FFD700, #FFA000) !important;
  border-radius: 8px !important;
  transition: all 0.3s ease !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15) !important;
  min-width: 44px !important;
  min-height: 44px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  color: #3E2723 !important;
}

.navbar-toggler:hover {
  transform: scale(1.05) !important;
  box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3) !important;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.3) !important;
  outline: none !important;
}

.navbar-toggler-icon {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 24px !important;
  height: 24px !important;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%233E2723' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
  background-repeat: no-repeat !important;
  background-position: center !important;
  background-size: 100% !important;
  background-color: transparent !important;
  color: #3E2723 !important;
}

/* ============================================
   Navigation Menu Items
   ============================================ */
.navbar-collapse {
  align-items: center !important;
}

.navbar-nav {
  display: flex !important;
  align-items: center !important;
  gap: 4px !important;
  padding: 0 !important;
  margin: 0 !important;
  list-style: none !important;
  width: 100% !important;
  justify-content: center !important;
}

.nav-item {
  display: flex !important;
  align-items: center !important;
}

.nav-link {
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  padding: 12px 16px !important;
  color: #3E2723 !important;
  font-weight: 600 !important;
  font-size: 0.9rem !important;
  text-decoration: none !important;
  border-radius: 8px !important;
  transition: all 0.3s ease !important;
  position: relative !important;
  white-space: nowrap !important;
  border: 2px solid transparent !important;
  min-height: 44px !important;
  background: transparent !important;
  text-align: center !important;
  transform: none !important;
  box-shadow: none !important;
  transform-style: flat !important;
  font-family: 'Poppins', sans-serif !important;
  text-transform: none !important;
  letter-spacing: 0.3px !important;
  overflow: hidden !important;
  justify-content: center !important;
  width: auto !important;
}

/* Remove dark-theme pseudo elements from isnm-style.css */
.nav-link::before {
  display: none !important;
  content: none !important;
  position: static !important;
  inset: auto !important;
  border-radius: 0 !important;
  background: none !important;
  opacity: 0 !important;
  transform: none !important;
  transition: none !important;
  pointer-events: none !important;
}

.nav-link::after {
  content: '' !important;
  position: absolute !important;
  bottom: 4px !important;
  left: 50% !important;
  width: 0 !important;
  height: 2px !important;
  background: linear-gradient(90deg, transparent, #FFD700, transparent) !important;
  border-radius: 2px !important;
  transform: translateX(-50%) !important;
  transition: width 0.3s ease !important;
}

.nav-link i {
  font-size: 0.85rem !important;
  transition: transform 0.3s ease !important;
  margin-right: 4px !important;
}

.nav-link:hover {
  background: linear-gradient(135deg, #FFD700, #FFA000) !important;
  color: #3E2723 !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 12px rgba(255, 215, 0, 0.3) !important;
  border-color: #3E2723 !important;
}

.nav-link:hover::after {
  width: 60% !important;
}

.nav-link:hover i {
  transform: scale(1.1) !important;
}

.nav-link:active {
  transform: translateY(0px) !important;
}

.nav-link.active {
  background: linear-gradient(135deg, #FFD700, #FFA000) !important;
  color: #3E2723 !important;
  border-color: #3E2723 !important;
  box-shadow: 0 2px 8px rgba(255, 215, 0, 0.2) !important;
}

.nav-link.active::after {
  width: 70% !important;
}

/* ============================================
   Dropdown Menu
   ============================================ */
.dropdown-menu {
  background: #FFFFFF !important;
  border: 2px solid #1A237E !important;
  border-radius: 8px !important;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15) !important;
  margin-top: 8px !important;
  padding: 8px !important;
  min-width: 200px !important;
  position: absolute !important;
  left: 50% !important;
  transform: translateX(-50%) !important;
  z-index: 1000 !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  animation: none !important;
}

.dropdown-item {
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  padding: 10px 14px !important;
  color: #3E2723 !important;
  font-weight: 500 !important;
  font-size: 0.9rem !important;
  border-radius: 6px !important;
  transition: all 0.3s ease !important;
  text-decoration: none !important;
  background: transparent !important;
  border: 1px solid transparent !important;
  transform: none !important;
}

.dropdown-item:hover {
  background: linear-gradient(135deg, #FFD700, #FFA000) !important;
  color: #3E2723 !important;
  transform: translateX(3px) !important;
  box-shadow: 0 2px 8px rgba(255, 215, 0, 0.2) !important;
}

.dropdown-item i {
  width: 18px !important;
  text-align: center !important;
  color: #1A237E !important;
  flex-shrink: 0 !important;
  transition: transform 0.3s ease !important;
}

.dropdown-item:hover i {
  transform: scale(1.2) !important;
}

.dropdown-toggle::after {
  border-top-color: #3E2723 !important;
  border-width: 6px 6px 0 !important;
  margin-left: 8px !important;
}

/* ============================================
   DESKTOP (992px and up)
   ============================================ */
@media (min-width: 992px) {
  .navbar-brand {
    display: none !important;
  }

  .navbar-toggler {
    display: none !important;
  }

  .isnm-navbar .navbar-collapse {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    height: 65px !important;
  }

  .navbar-nav {
    flex-direction: row !important;
    justify-content: center !important;
    align-items: center !important;
    height: 100% !important;
    gap: 2px !important;
  }

  .nav-item {
    width: auto !important;
    height: 100% !important;
  }

  .nav-link {
    width: auto !important;
    padding: 12px 16px !important;
    font-size: 0.88rem !important;
    height: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .dropdown-menu {
    position: absolute !important;
    transform: translateX(-50%) !important;
  }
}

@media (min-width: 1200px) {
  .nav-link {
    padding: 12px 20px !important;
    font-size: 0.92rem !important;
  }
}

/* ============================================
   TABLET & MOBILE (991px and below)
   ============================================ */
@media (max-width: 991px) {
  .header-row-main {
    padding: 8px 12px !important;
    gap: 10px !important;
  }

  .logo-img {
    height: 44px !important;
    width: 44px !important;
  }

  .school-title {
    font-size: 1.15rem !important;
    letter-spacing: 1.5px !important;
  }

  .school-motto {
    font-size: 0.75rem !important;
    padding: 5px 12px !important;
  }

  .isnm-navbar .navbar-collapse {
    background: #FFFFFF !important;
    border: 1px solid #d0d0d0 !important;
    border-radius: 10px !important;
    padding: 10px 10px 6px !important;
    margin-top: 6px !important;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12) !important;
    max-height: 80vh !important;
    overflow-y: auto !important;
  }

  .isnm-navbar .navbar-nav {
    flex-direction: column !important;
    gap: 2px !important;
    width: 100% !important;
  }

  .isnm-navbar .nav-item {
    width: 100% !important;
  }

  .isnm-navbar .navbar-nav .nav-link,
  .isnm-navbar .nav-item .nav-link,
  .isnm-navbar .nav-link {
    width: 100% !important;
    padding: 8px 12px !important;
    margin: 0 !important;
    justify-content: flex-start !important;
    text-align: left !important;
    font-size: 0.82rem !important;
    border-radius: 6px !important;
    background: transparent !important;
    border: none !important;
    color: #3E2723 !important;
    font-weight: 500 !important;
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
    transition: background 0.15s !important;
  }

  .isnm-navbar .nav-link:hover,
  .isnm-navbar .nav-link:focus {
    background: #f5f0eb !important;
    color: #1A237E !important;
  }

  .isnm-navbar .nav-link.active,
  .isnm-navbar .nav-link.active:focus {
    background: #FFF3CD !important;
    color: #3E2723 !important;
  }

  .isnm-navbar .dropdown-menu {
    position: static !important;
    transform: none !important;
    margin: 2px 0 2px 16px !important;
    border: none !important;
    border-radius: 6px !important;
    box-shadow: none !important;
    background: #fafafa !important;
    padding: 4px !important;
  }

  .isnm-navbar .dropdown-item {
    padding: 7px 12px !important;
    font-size: 0.8rem !important;
    background: transparent !important;
    border: none !important;
    color: #3E2723 !important;
    font-weight: 400 !important;
    border-radius: 4px !important;
  }

  .isnm-navbar .dropdown-item:hover {
    background: #f0e8df !important;
    color: #3E2723 !important;
  }
}

/* ============================================
   MOBILE PHONES (575px and below)
   ============================================ */
@media (max-width: 575px) {
  .isnm-header {
    padding: 10px 12px !important;
  }

  .logo-img {
    height: 45px !important;
  }

  .school-title {
    font-size: 1.3rem !important;
  }

  .school-motto {
    font-size: 0.8rem !important;
  }

  .isnm-navbar .container {
    padding: 0 10px !important;
  }

  .navbar-brand {
    font-size: 1rem !important;
    padding: 6px 10px !important;
  }

  .brand-logo {
    height: 30px !important;
  }

  .navbar-toggler {
    padding: 6px 10px !important;
    min-width: 40px !important;
    min-height: 40px !important;
  }

  .isnm-navbar .navbar-collapse {
    padding: 8px 8px 4px !important;
  }

  .isnm-navbar .navbar-nav .nav-link,
  .isnm-navbar .nav-item .nav-link,
  .isnm-navbar .nav-link {
    padding: 7px 10px !important;
    font-size: 0.78rem !important;
  }

  .isnm-navbar .dropdown-menu {
    margin-left: 10px !important;
  }

  .isnm-navbar .dropdown-item {
    padding: 6px 10px !important;
    font-size: 0.76rem !important;
  }
}

/* ============================================
   SMALL MOBILE (360px and below)
   ============================================ */
@media (max-width: 360px) {
  .logo-img {
    height: 40px !important;
  }

  .school-title {
    font-size: 1.1rem !important;
  }

  .school-motto {
    font-size: 0.75rem !important;
  }

  .isnm-navbar .navbar-nav .nav-link,
  .isnm-navbar .nav-item .nav-link,
  .isnm-navbar .nav-link {
    padding: 6px 8px !important;
    font-size: 0.75rem !important;
  }
}

/* ============================================
   LANDSCAPE MOBILE
   ============================================ */
@media (max-height: 500px) and (orientation: landscape) {
  .isnm-header {
    padding: 8px 15px !important;
  }

  .logo-img {
    height: 35px !important;
  }

  .school-title {
    font-size: 1.2rem !important;
  }

  .isnm-navbar .navbar-collapse {
    max-height: 60vh !important;
    padding: 6px 8px 4px !important;
  }

  .isnm-navbar .navbar-nav .nav-link,
  .isnm-navbar .nav-item .nav-link,
  .isnm-navbar .nav-link {
    padding: 5px 8px !important;
    font-size: 0.72rem !important;
  }
}

/* ── iOS Safari notch / safe area ── */
@supports (padding-top: env(safe-area-inset-top)) {
  .isnm-navbar .container {
    padding-left: max(15px, env(safe-area-inset-left)) !important;
    padding-right: max(15px, env(safe-area-inset-right)) !important;
  }
  .navbar-collapse {
    padding-left: max(15px, env(safe-area-inset-left)) !important;
    padding-right: max(15px, env(safe-area-inset-right)) !important;
  }
}

/* ── Mobile nav: ensure nav & collapse sit above page content ── */
@media (max-width: 991px) {
  .isnm-navbar {
    z-index: 1060 !important;
  }
  .navbar-collapse {
    z-index: 1061 !important;
  }
  .navbar-collapse.show {
    box-shadow: 0 8px 32px rgba(0,0,0,0.15) !important;
  }
}

/* ── Dropdown on mobile: higher z-index so Login submenu sits above content ── */
@media (max-width: 991px) {
  .isnm-navbar .dropdown-menu.show {
    position: static !important;
    z-index: 1070 !important;
  }
  .isnm-navbar .dropdown-toggle[aria-expanded="true"] {
    background: linear-gradient(135deg, #FFD700, #FFA000) !important;
    border-color: #1A237E !important;
  }
}

/* ============================================
   Touch Device Optimizations
   ============================================ */
@media (hover: none) and (pointer: coarse) {
  .isnm-navbar .nav-link {
    min-height: 44px !important;
  }
}

/* ============================================
   Focus States for Accessibility
   ============================================ */
.nav-link:focus,
.dropdown-item:focus,
.navbar-brand:focus,
.navbar-toggler:focus {
  outline: 2px solid #1A237E !important;
  outline-offset: 2px !important;
}

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

/* ============================================
   High Contrast Mode
   ============================================ */
@media (prefers-contrast: high) {
  .nav-link {
    border-width: 2px !important;
  }

  .dropdown-menu {
    border-width: 2px !important;
  }
}

/* ============================================
   Scrolled Navbar State (added by JS)
   ============================================ */
.isnm-navbar.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15) !important;
  background: #FFFFFF !important;
}

.isnm-navbar.scrolled .navbar-collapse {
  background: #FFFFFF !important;
}

/* ============================================
   Mobile Dropdown Toggle (click to open)
   ============================================ */
@media (max-width: 991px) {
  .isnm-navbar .dropdown-toggle::after {
    content: '' !important;
    display: inline-block !important;
    margin-left: auto !important;
    vertical-align: middle !important;
    border-top: 0.3em solid #3E2723 !important;
    border-right: 0.3em solid transparent !important;
    border-bottom: 0 !important;
    border-left: 0.3em solid transparent !important;
    transition: transform 0.3s ease !important;
  }

  .isnm-navbar .dropdown-toggle[aria-expanded="true"]::after {
    transform: rotate(180deg) !important;
  }

  .isnm-navbar .dropdown-menu {
    animation: none !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }
}

/* ============================================
   Mobile Scroll Lock (prevent body scroll when menu open)
   ============================================ */
@media (max-width: 991px) {
  .navbar-collapse.show {
    max-height: 70vh !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }
}

/* ============================================
   Hamburger Icon Animation
   ============================================ */
.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%233E2723' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M6 6l18 18M6 24L24 6'/%3e%3c/svg%3e") !important;
}

/* ============================================
   Extra Small Mobile (iPhone SE, 320px)
   ============================================ */
@media (max-width: 340px) {
  .isnm-header {
    padding: 8px 10px !important;
  }

  .logo-img {
    height: 35px !important;
  }

  .school-title {
    font-size: 1rem !important;
    letter-spacing: 0 !important;
  }

  .school-motto {
    font-size: 0.7rem !important;
  }

  .isnm-navbar .navbar-collapse {
    padding: 6px 6px 2px !important;
  }

  .isnm-navbar .nav-link {
    padding: 6px 8px !important;
    font-size: 0.72rem !important;
  }

  .isnm-navbar .dropdown-menu {
    margin-left: 8px !important;
  }

  .isnm-navbar .dropdown-item {
    padding: 5px 8px !important;
    font-size: 0.7rem !important;
  }
}

/* ============================================
   iPad Specific
   ============================================ */
@media (min-width: 768px) and (max-width: 1024px) and (hover: none) {
  .isnm-navbar .nav-link {
    min-height: 50px !important;
    padding: 14px 18px !important;
  }

  .isnm-navbar .dropdown-item {
    min-height: 48px !important;
  }
}