/**
 * Language Selector Styles - Modal Version
 * Simple button that opens a centered modal for language selection
 * Clean, accessible, and responsive design
 */

/* Header wrapper for language selector */
.header-language-wrapper {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 10;
}

/* Main language selector container */
.language-selector-container {
  position: relative;
  display: inline-block;
  font-family: var(--font-primary);
}

/* Language selector button - simple and clean */
.language-selector-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  min-width: 100px;
  min-height: 40px; /* Ensure good touch target by default */
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: white;
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: 0 8px 32px var(--glass-shadow);
  outline: none;
  user-select: none; /* Prevent text selection on mobile */
  -webkit-tap-highlight-color: transparent; /* Remove iOS tap highlight */
}

.language-selector-button:hover {
  background: var(--glass-hover);
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  transform: translateY(-2px);
}

.language-selector-button:focus {
  border-color: rgba(255, 255, 255, 0.6);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2),
              0 12px 40px rgba(0, 0, 0, 0.3);
}

.language-selector-button:active {
  transform: translateY(0);
  box-shadow: 0 6px 24px var(--glass-shadow);
}

/* Language flag emoji */
.language-flag {
  font-size: 1.2em;
  line-height: 1;
  user-select: none;
}

/* Language label text */
.language-label {
  flex: 1;
  text-align: left;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Auto-detected badge */
.auto-detected-badge {
  background: rgba(76, 175, 80, 0.8);
  color: white;
  font-size: 0.65em;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  animation: pulse 2s infinite;
}

.auto-detected-badge.hidden {
  display: none;
}

@keyframes pulse {
  0%, 100% {
    opacity: 0.8;
  }
  50% {
    opacity: 1;
  }
}

/* Modal overlay - full screen */
.language-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, 
    rgba(102, 126, 234, 0.4) 0%, 
    rgba(118, 75, 162, 0.4) 50%, 
    rgba(102, 126, 234, 0.4) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 1;
  transition: opacity var(--transition-base);
}

.language-modal-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

/* Modal content */
.language-modal-content {
  max-width: 400px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  border-radius: var(--radius-xl);
  padding: 0;
  position: relative;
  transform: scale(1);
  transition: transform var(--transition-base);
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.15) 0%, 
    rgba(255, 255, 255, 0.05) 100%);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5),
              0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

.language-modal-overlay.hidden .language-modal-content {
  transform: scale(0.9);
}

/* Modal header */
.language-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  background: linear-gradient(90deg, 
    rgba(255, 255, 255, 0.08) 0%, 
    rgba(255, 255, 255, 0.04) 100%);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.language-modal-title {
  margin: 0;
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: white;
}

.language-modal-close {
  width: 32px;
  height: 32px;
  border: none;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: bold;
}

.language-modal-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.language-modal-close:focus {
  outline: 2px solid rgba(255, 255, 255, 0.5);
  outline-offset: 2px;
}

/* Modal body */
.language-modal-body {
  padding: var(--spacing-md);
}

/* Language search container */
.language-search-container {
  position: relative;
  margin-bottom: var(--spacing-md);
}

/* Language search input */
.language-search-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: white;
  font-size: 16px; /* Prevent zoom on iOS */
  font-family: var(--font-primary);
  outline: none;
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.language-search-input::placeholder {
  color: rgba(255, 255, 255, 0.6);
  font-style: italic;
}

.language-search-input:focus {
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.2);
}

.language-search-input:hover {
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.12);
}

/* Language tier sections */
.language-tier-section {
  margin-bottom: var(--spacing-md);
}

.language-tier-header {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding-left: var(--spacing-xs);
}

.language-tier-options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

/* Language priority badge */
.language-priority-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  background: linear-gradient(135deg, #ff6b6b, #ffa726);
  color: white;
  font-size: 0.6em;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* No results message */
.language-no-results {
  text-align: center;
  padding: var(--spacing-lg);
  color: rgba(255, 255, 255, 0.7);
}

.language-no-results p {
  margin: 0 0 var(--spacing-xs) 0;
}

.language-no-results .suggestion {
  font-size: var(--font-size-sm);
  font-style: italic;
  opacity: 0.8;
}

/* Language option in modal */
.language-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  width: 100%;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.05);
  color: white;
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  border-radius: var(--radius-lg);
  outline: none;
  position: relative;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.language-option:hover {
  background: linear-gradient(135deg, 
    rgba(102, 126, 234, 0.2) 0%, 
    rgba(118, 75, 162, 0.2) 100%);
  border-color: rgba(255, 255, 255, 0.2);
  color: white;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  transform: translateY(-1px);
}

.language-option:focus {
  background: linear-gradient(135deg, 
    rgba(102, 126, 234, 0.25) 0%, 
    rgba(118, 75, 162, 0.25) 100%);
  border-color: rgba(255, 255, 255, 0.4);
  color: white;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.3),
              0 8px 25px rgba(0, 0, 0, 0.2);
}

.language-option.selected {
  background: linear-gradient(135deg, 
    rgba(144, 238, 144, 0.95) 0%, 
    rgba(152, 251, 152, 1) 50%,
    rgba(144, 238, 144, 0.95) 100%) !important;
  border: 1px solid rgba(76, 175, 80, 1) !important;
  box-shadow: 0 0 25px rgba(76, 175, 80, 0.6),
              0 0 0 1px rgba(255, 255, 255, 0.3) inset,
              0 8px 32px rgba(76, 175, 80, 0.4) !important;
  color: white !important;
  backdrop-filter: blur(5px) !important;
  -webkit-backdrop-filter: blur(5px) !important;
}

/* Language info container */
.language-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.language-native-name {
  font-weight: 600;
  font-size: var(--font-size-base);
}

.language-english-name {
  font-size: var(--font-size-sm);
  opacity: 0.7;
  font-style: italic;
}

/* Selected indicator */
.language-selected-indicator {
  color: #4caf50;
  font-weight: bold;
  font-size: 18px;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.language-option.selected .language-selected-indicator {
  opacity: 1 !important;
  color: white !important;
  font-weight: bold !important;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3) !important;
}

/* Responsive design */
@media (max-width: 1024px) {
  .header-language-wrapper {
    top: var(--spacing-md);
    right: var(--spacing-md);
  }
  
  .language-modal-content {
    max-width: 360px;
  }
}

@media (max-width: 768px) {
  .header-language-wrapper {
    top: var(--spacing-md);
    right: var(--spacing-md);
  }
  
  .language-selector-button {
    min-width: 100px;
    min-height: 44px; /* Increased for better touch target */
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.95rem;
    justify-content: center; /* Center content on tablet */
    font-weight: 600; /* Make text bolder */
  }
  
  .language-modal-content {
    max-width: 320px;
    width: 95%;
  }
  
  .language-modal-header {
    padding: var(--spacing-md);
  }
  
  .language-modal-title {
    font-size: var(--font-size-lg);
  }
  
  .language-option {
    padding: var(--spacing-sm);
    gap: var(--spacing-sm);
  }
  
  .language-flag {
    font-size: 1.1em; /* Slightly bigger on tablet */
  }
}

@media (max-width: 480px) {
  .header-language-wrapper {
    top: var(--spacing-sm);
    right: var(--spacing-sm);
  }
  
  .language-selector-button {
    min-width: 80px;
    min-height: 48px; /* Even bigger on mobile for easier touch */
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.9rem;
    justify-content: center;
    font-weight: 700; /* Extra bold on mobile */
    border-width: 2px; /* Thicker border for better visibility */
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15); /* Enhanced shadow */
  }
  
  .language-selector-button:hover {
    transform: translateY(-3px); /* More pronounced hover effect */
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  }
  
  .language-label {
    display: block; /* Keep text visible on mobile for better UX */
    font-size: 0.85rem;
    font-weight: 700;
  }
  
  .language-flag {
    font-size: 1.3em; /* Bigger flag on mobile */
  }
  
  .language-modal-content {
    max-width: 280px;
    width: 95%;
  }
  
  .language-modal-header {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .language-modal-body {
    padding: var(--spacing-sm);
  }
  
  .language-option {
    padding: var(--spacing-sm);
  }
  
  .language-native-name {
    font-size: 0.9rem;
  }
  
  .language-english-name {
    font-size: 0.8rem;
  }
}

@media (max-width: 360px) {
  .header-language-wrapper {
    top: 8px;
    right: 8px;
  }
  
  .language-selector-button {
    min-width: 75px;
    min-height: 45px; /* Maintain good touch target */
    padding: var(--spacing-sm) var(--spacing-sm);
    font-size: 0.85rem;
    font-weight: 700;
    border-width: 2px;
  }
  
  .language-modal-content {
    max-width: 260px;
  }
  
  .auto-detected-badge {
    font-size: 0.55em;
    padding: 1px 4px;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .language-selector-button,
  .language-modal-content {
    border-color: white;
    background: rgba(0, 0, 0, 0.8);
  }
  
  .language-option:hover,
  .language-option:focus {
    background: rgba(255, 255, 255, 0.3);
  }
  
  .language-option.selected {
    background: rgba(255, 255, 255, 0.4);
  }
}

/* Touch device optimizations - prevent sticky hover states */
@media (hover: none) and (pointer: coarse) {
  .language-selector-button:hover {
    background: var(--glass-bg) !important;
    border-color: var(--glass-border) !important;
    box-shadow: 0 8px 32px var(--glass-shadow) !important;
    transform: none !important;
  }
  
  .language-option:hover {
    background: rgba(255, 255, 255, 0.05) !important;
    border-color: transparent !important;
    transform: none !important;
  }
  
  /* Add active states for better touch feedback */
  .language-selector-button:active {
    transform: scale(0.98);
    background: var(--glass-hover);
  }
  
  .language-option:active {
    background: linear-gradient(135deg, 
      rgba(102, 126, 234, 0.15) 0%, 
      rgba(118, 75, 162, 0.15) 100%);
    transform: scale(0.98);
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .language-selector-button,
  .language-modal-overlay,
  .language-modal-content,
  .language-option {
    transition: none;
  }
  
  .auto-detected-badge {
    animation: none;
  }
  
  .language-selector-button:hover {
    transform: none;
  }
}

/* Dark mode additional enhancements */
@media (prefers-color-scheme: dark) {
  .language-selector-button {
    background: rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.2);
  }
  
  .language-modal-content {
    background: rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.2);
  }
}

/* Light mode adjustments */
@media (prefers-color-scheme: light) {
  .language-selector-button,
  .language-modal-content {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(0, 0, 0, 0.1);
    color: #333;
  }
  
  .language-option,
  .language-modal-title {
    color: #333;
  }
  
  .language-option:hover,
  .language-option:focus {
    background: rgba(0, 0, 0, 0.1);
  }
  
  .language-option.selected {
    background: rgba(0, 0, 0, 0.15);
  }
}

/* Focus-visible support for better accessibility */
.language-selector-button:focus-visible,
.language-option:focus-visible,
.language-modal-close:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.8);
  outline-offset: 2px;
}

/* Hide scrollbar completely */
.language-modal-content {
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* Internet Explorer 10+ */
}

.language-modal-content::-webkit-scrollbar {
  display: none; /* Chrome, Safari, Opera */
  width: 0;
  height: 0;
}