/**
 * WT Versatile - Internationalization Styles
 * Complete styling for language switcher and i18n components
 */

/* ===== LANGUAGE SWITCHER CONTAINER ===== */
.language-switcher {
  display: flex;
  align-items: center;
  margin-left: 20px;
  position: relative;
}

/* ===== DESKTOP LANGUAGE SWITCHER ===== */
.lang-switcher-desktop {
  display: block;
}

.lang-dropdown-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background-color: transparent;
  border: 2px solid var(--white);
  border-radius: 0;
  cursor: pointer;
  font-family: Sarabun, sans-serif;
  font-size: 16px;
  font-weight: 500;
  color: var(--white);
  transition: all 0.3s ease;
  min-width: 140px;
  justify-content: space-between;
  text-transform: none;
  letter-spacing: normal;
}

.lang-dropdown-btn:hover {
  background-color: var(--primary);
  border-color: var(--primary);
  color: var(--white);
  transform: none;
}

.lang-dropdown-btn:focus {
  outline: none;
  border-color: var(--primary);
  background-color: var(--primary);
  color: var(--white);
}

.lang-dropdown-btn:active {
  transform: none;
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
}

.lang-flag {
  font-size: 20px;
  line-height: 1;
  filter: none;
}

.lang-text {
  flex: 1;
  text-align: left;
  white-space: nowrap;
  font-size: 1rem;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 500;
}

.lang-arrow {
  font-size: 12px;
  color: var(--white);
  transition: transform 0.3s ease;
  margin-left: auto;
  font-weight: 400;
}

.lang-dropdown-btn[aria-expanded="true"] .lang-arrow {
  transform: rotate(180deg);
}

/* ===== DROPDOWN MENU ===== */
.lang-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--black);
  border: 1px solid var(--primary);
  border-radius: 0;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  z-index: 1000;
  margin-top: 8px;
  min-width: 160px;
  overflow: hidden;
}

.lang-dropdown-menu.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-dropdown-menu::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 20px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 8px solid var(--black);
  filter: none;
}

/* ===== DROPDOWN OPTIONS ===== */
.lang-option {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 12px 16px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: Sarabun, sans-serif;
  font-size: 16px;
  font-weight: 500;
  color: var(--white);
  text-align: left;
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.lang-option:last-child {
  border-bottom: none;
}

.lang-option:hover {
  background-color: var(--primary);
  color: var(--white);
  transform: none;
}

.lang-option:focus {
  outline: none;
  background-color: var(--primary);
  color: var(--white);
}

.lang-option.active {
  background-color: var(--primary);
  color: var(--white);
  font-weight: 600;
}

.lang-option.active .lang-flag {
  filter: none;
}

/* ===== MOBILE LANGUAGE SWITCHER ===== */
.lang-switcher-mobile {
  display: none;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}

.lang-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background-color: transparent;
  border: 2px solid var(--white);
  border-radius: 0;
  text-decoration: none;
  color: var(--white);
  font-family: Sarabun, sans-serif;
  font-size: 16px;
  font-weight: 500;
  transition: all 0.3s ease;
  text-align: left;
}

.lang-link:hover {
  background-color: var(--primary);
  border-color: var(--primary);
  transform: none;
  text-decoration: none;
  color: var(--white);
}

.lang-link:focus {
  outline: none;
  border-color: var(--primary);
  background-color: var(--primary);
  color: var(--white);
}

.lang-link.active {
  background-color: var(--primary);
  border-color: var(--primary);
  color: var(--white);
  font-weight: 600;
}

.lang-link.active .lang-flag {
  filter: none;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .language-switcher {
    margin: 0;
    width: 100%;
    order: 1;
  }

  .lang-switcher-desktop {
    display: none;
  }

  .lang-switcher-mobile {
    display: flex;
  }

  .lang-link {
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .language-switcher {
    margin: 10px 0;
  }

  .lang-link {
    padding: 10px 12px;
    font-size: 13px;
  }

  .lang-flag {
    font-size: 16px;
  }
}

/* ===== ANIMATIONS AND TRANSITIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.lang-dropdown-menu.show .lang-option {
  animation: fadeInUp 0.2s ease forwards;
}

.lang-dropdown-menu.show .lang-option:nth-child(1) {
  animation-delay: 0.05s;
}
.lang-dropdown-menu.show .lang-option:nth-child(2) {
  animation-delay: 0.1s;
}

.lang-link {
  animation: slideInRight 0.2s ease forwards;
}

.lang-link:nth-child(1) {
  animation-delay: 0.05s;
}
.lang-link:nth-child(2) {
  animation-delay: 0.1s;
}

/* ===== ACCESSIBILITY ENHANCEMENTS ===== */
@media (prefers-reduced-motion: reduce) {
  .lang-dropdown-btn,
  .lang-option,
  .lang-link,
  .lang-dropdown-menu {
    transition: none;
    animation: none;
  }

  .lang-arrow {
    transition: none;
  }
}

/* ===== HIGH CONTRAST MODE SUPPORT ===== */
@media (prefers-contrast: high) {
  .lang-dropdown-btn {
    border-width: 3px;
    border-color: var(--white);
  }

  .lang-dropdown-menu {
    border-width: 3px;
    border-color: var(--primary);
  }

  .lang-option {
    border-bottom-width: 2px;
    border-bottom-color: var(--primary);
  }
}

/* ===== DARK MODE SUPPORT ===== */
@media (prefers-color-scheme: dark) {
  .lang-dropdown-btn {
    background-color: transparent;
    border-color: var(--white);
    color: var(--white);
  }

  .lang-dropdown-btn:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
  }

  .lang-dropdown-menu {
    background: var(--black);
    border-color: var(--primary);
  }

  .lang-dropdown-menu::before {
    border-bottom-color: var(--black);
  }

  .lang-option {
    color: var(--white);
    border-bottom-color: rgba(255, 255, 255, 0.1);
  }

  .lang-option:hover {
    background-color: var(--primary);
    color: var(--white);
  }

  .lang-option.active {
    background-color: var(--primary);
    color: var(--white);
  }

  .lang-link {
    background-color: transparent;
    border-color: var(--white);
    color: var(--white);
  }

  .lang-link:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
  }

  .lang-link.active {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
  }
}

/* ===== FOCUS VISIBLE FOR KEYBOARD NAVIGATION ===== */
.lang-dropdown-btn:focus-visible,
.lang-option:focus-visible,
.lang-link:focus-visible {
  outline: 3px solid #007bff;
  outline-offset: 2px;
}

/* ===== PRINT STYLES ===== */
@media print {
  .language-switcher {
    display: none;
  }
}

/* ===== RTL LANGUAGE SUPPORT ===== */
[dir="rtl"] .lang-text {
  text-align: right;
}

[dir="rtl"] .lang-option:hover {
  transform: translateX(-4px);
}

[dir="rtl"] .lang-link:hover {
  transform: translateX(-4px);
}

[dir="rtl"] .lang-dropdown-menu::before {
  left: auto;
  right: 20px;
}

/* ===== LOADING STATES ===== */
.language-switcher.loading .lang-dropdown-btn,
.language-switcher.loading .lang-link {
  opacity: 0.6;
  pointer-events: none;
}

.language-switcher.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  margin: -8px 0 0 -8px;
  border: 2px solid #dee2e6;
  border-top-color: #007bff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ===== ERROR STATES ===== */
.language-switcher.error .lang-dropdown-btn,
.language-switcher.error .lang-link {
  border-color: #dc3545;
  background-color: transparent;
  color: #dc3545;
}

.language-switcher.error .lang-dropdown-btn:hover,
.language-switcher.error .lang-link:hover {
  background-color: #dc3545;
  color: var(--white);
}

/* ===== SUCCESS STATES ===== */
.language-switcher.success .lang-dropdown-btn,
.language-switcher.success .lang-link {
  border-color: #28a745;
  background-color: transparent;
  color: #28a745;
}

.language-switcher.success .lang-dropdown-btn:hover,
.language-switcher.success .lang-link:hover {
  background-color: #28a745;
  color: var(--white);
}

/* ===== TOOLTIP STYLES ===== */
.language-switcher[data-tooltip] {
  position: relative;
}

.language-switcher[data-tooltip]::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 12px;
  background: #212529;
  color: #ffffff;
  font-size: 12px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1001;
  margin-bottom: 8px;
}

.language-switcher[data-tooltip]::after {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid #212529;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  margin-bottom: 2px;
}

.language-switcher[data-tooltip]:hover::before,
.language-switcher[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
}

/* ===== CUSTOM PROPERTIES FOR THEMING ===== */
:root {
  --i18n-primary-color: var(--primary);
  --i18n-secondary-color: var(--primary-dark);
  --i18n-success-color: #28a745;
  --i18n-danger-color: #dc3545;
  --i18n-warning-color: #ffc107;
  --i18n-info-color: #17a2b8;
  --i18n-light-color: var(--white);
  --i18n-dark-color: var(--black);
  --i18n-border-radius: 0;
  --i18n-transition: 0.3s ease;
  --i18n-shadow: none;
  --i18n-shadow-hover: none;
}

/* ===== UTILITY CLASSES ===== */
.i18n-hidden {
  display: none !important;
}

.i18n-visible {
  display: block !important;
}

.i18n-fade-in {
  animation: fadeIn 0.5s ease-in;
}

.i18n-slide-in {
  animation: slideIn 0.5s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideIn {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}