/* Core UI Component Elements & Grid Layouts - Premium Light Mode Edition */

/* 1. BUTTONS System - Dark Teal Core (No Yellow) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.8rem 1.6rem;
  font-family: var(--font-headings);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 15px rgba(13, 107, 107, 0.15);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(13, 107, 107, 0.25);
  background: linear-gradient(135deg, #108585 0%, #053D3D 100%);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: var(--color-primary-card);
  color: var(--color-text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  background-color: var(--color-accent-light);
  transform: translateY(-2px);
}

.btn-accent-glow {
  position: relative;
  overflow: hidden;
}

.btn-accent-glow::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 60%);
  transform: scale(0);
  transition: transform var(--transition-normal);
  pointer-events: none;
}

.btn-accent-glow:hover::after {
  transform: scale(1);
}

/* 2. CARD SYSTEMS (Premium Light Mode Glassmorphism) */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.glass-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-xl), var(--shadow-card-glow);
  transform: translateY(-5px);
}

/* 3. HERO & METRIC BADGES */
.hero-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: var(--spacing-xxl);
  align-items: center;
  padding-top: 4rem;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  background-color: var(--color-accent-light);
  border: 1px solid rgba(13, 107, 107, 0.1);
  color: var(--color-accent);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-round);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
}

.hero-tag svg {
  width: 16px;
  height: 16px;
  fill: var(--color-accent);
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-lg);
}

.hero-title span {
  background: linear-gradient(135deg, var(--color-text-primary) 40%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xxl);
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  border-top: 1px solid var(--glass-border);
  padding-top: var(--spacing-xl);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-headings);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.hero-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-container {
  width: 100%;
  max-width: 440px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1.5px solid var(--glass-border);
  position: relative;
  box-shadow: var(--shadow-lg);
}

.hero-image-container::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(253, 251, 247, 0.4) 0%, rgba(253, 251, 247, 0) 40%);
  z-index: 2;
  pointer-events: none;
}

.hero-image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.hero-image-container:hover img {
  transform: scale(1.05);
}

/* Floating Metric Badges in Hero */
.floating-badge {
  position: absolute;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1.5px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  box-shadow: var(--shadow-lg);
  animation: float 6s ease-in-out infinite;
}

.floating-badge-1 {
  bottom: 10%;
  left: -8%;
  animation-delay: 0s;
}

.floating-badge-2 {
  top: 15%;
  right: -5%;
  animation-delay: 2s;
}

.badge-icon-wrap {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background-color: rgba(45, 212, 191, 0.1);
  color: var(--color-success);
  display: grid;
  place-items: center;
}

.badge-icon-wrap svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.badge-text-bold {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text-primary);
  display: block;
}

.badge-text-sub {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

/* 4. ABOUT GRID */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--spacing-xxl);
  align-items: center;
}

.about-features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.about-feature-item {
  background: var(--color-primary-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.about-feature-item:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.about-feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: rgba(13, 107, 107, 0.05);
  color: var(--color-accent);
  display: grid;
  place-items: center;
  margin-bottom: var(--spacing-md);
}

.about-feature-icon svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.about-feature-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.about-feature-desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* 5. COURSES FILTER TABS & CARDS */
.course-filters {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xxl);
  flex-wrap: wrap;
}

.filter-btn {
  background-color: var(--color-primary-card);
  border: 1px solid var(--glass-border);
  color: var(--color-text-secondary);
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-round);
  font-family: var(--font-headings);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.filter-btn.active,
.filter-btn:hover {
  background-color: var(--color-accent);
  color: #FFFFFF;
  border-color: var(--color-accent);
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--spacing-xl);
}

.course-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.course-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.course-category {
  font-size: 0.75rem;
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  border: 1.5px solid rgba(13, 107, 107, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-round);
  font-weight: 700;
  text-transform: uppercase;
}

/* Clean rating display - Dark Teal Stars (No Yellow) */
.course-rating {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 0.85rem;
  color: var(--color-accent);
}

.course-rating svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.course-card h3 {
  font-size: 1.35rem;
  margin-bottom: var(--spacing-sm);
}

.course-card p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-lg);
  flex-grow: 1;
}

.course-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
  border-top: 1px solid var(--glass-border);
  padding-top: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  font-size: 0.85rem;
}

.meta-detail {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-secondary);
}

.meta-detail svg {
  width: 16px;
  height: 16px;
  fill: var(--color-text-muted);
}

.course-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* 6. TESTIMONIALS SLIDER */
.testimonial-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  overflow: hidden;
}

.testimonial-track {
  display: flex;
  transition: transform var(--transition-normal);
  width: 100%;
}

.testimonial-slide {
  flex: 0 0 100%;
  width: 100%;
  padding: var(--spacing-xs);
  box-sizing: border-box;
}

.testimonial-card {
  background: var(--color-primary-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xxl) var(--spacing-xxl) var(--spacing-xl);
  position: relative;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.testimonial-quote-icon {
  position: absolute;
  top: 1.5rem;
  left: 2rem;
  font-size: 5rem;
  font-family: Georgia, serif;
  color: rgba(13, 107, 107, 0.05);
  line-height: 1;
  user-select: none;
}

.testimonial-text {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-style: italic;
  line-height: 1.6;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-primary);
  font-weight: 500;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Clean rating display - Dark Teal Stars (No Yellow) */
.author-rating {
  display: flex;
  gap: 3px;
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
}

.author-rating svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.author-name {
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text-primary);
}

.author-role {
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.author-achievement {
  font-size: 0.8rem;
  color: var(--color-success);
  font-weight: 500;
  background-color: rgba(5, 150, 105, 0.05);
  padding: 0.2rem 0.8rem;
  border-radius: var(--radius-round);
  border: 1px solid rgba(5, 150, 105, 0.1);
}

.slider-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.slider-btn {
  background-color: var(--color-primary-card);
  border: 1px solid var(--glass-border);
  color: var(--color-text-primary);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-round);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.slider-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.slider-btn:hover {
  background-color: var(--color-accent);
  color: #FFFFFF;
  border-color: var(--color-accent);
}

.slider-dots {
  display: flex;
  gap: var(--spacing-xs);
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-round);
  background-color: var(--color-primary-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slider-dot.active {
  background-color: var(--color-accent);
  width: 24px;
}

/* 7. BOOKING & CONTACT SYSTEM */
.booking-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--spacing-xxl);
  align-items: flex-start;
}

/* Accordion FAQs Panel */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.faq-item {
  background: var(--color-primary-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.faq-item:hover {
  border-color: var(--color-accent);
}

.faq-question-btn {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: var(--spacing-lg) var(--spacing-xl);
  color: var(--color-text-primary);
  font-family: var(--font-headings);
  font-weight: 600;
  font-size: 1.1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-icon {
  width: 20px;
  height: 20px;
  fill: var(--color-text-secondary);
  transition: transform var(--transition-normal);
}

.faq-item.active {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  fill: var(--color-accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease-out;
}

.faq-answer-inner {
  padding: 0 var(--spacing-xl) var(--spacing-lg);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  border-top: 1px solid transparent;
}

.faq-item.active .faq-answer-inner {
  border-top-color: var(--glass-border);
}

/* Forms Elements */
.booking-form-box {
  background: var(--color-primary-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

.form-group-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.form-control {
  width: 100%;
  background-color: var(--color-primary-dark);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 0.75rem var(--spacing-md);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 10px rgba(13, 107, 107, 0.05);
  outline: none;
  background-color: var(--color-primary-card);
}

select.form-control option {
  background-color: var(--color-primary-card);
  color: var(--color-text-primary);
}

.form-control.error {
  border-color: #EF4444 !important;
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.15) !important;
  background-color: rgba(239, 68, 68, 0.02) !important;
}

/* CUSTOM CALENDAR WIDGET - Clean white card design for Light Mode */
.calendar-widget {
  margin-top: var(--spacing-md);
  background: var(--color-primary-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
}

.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.calendar-month-title {
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-text-primary);
}

.calendar-nav-btn {
  background: none;
  border: 1px solid var(--glass-border);
  color: var(--color-text-secondary);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.calendar-nav-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.calendar-nav-btn svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  text-align: center;
}

.calendar-weekday {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  padding: 4px 0;
}

.calendar-day-btn {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  display: grid;
  place-items: center;
  transition: all var(--transition-fast);
}

.calendar-day-btn:hover:not(.disabled) {
  background-color: var(--color-accent-light);
  color: var(--color-accent);
}

.calendar-day-btn.active {
  background-color: var(--color-accent);
  color: #FFFFFF;
  font-weight: 700;
}

.calendar-day-btn.disabled {
  color: var(--color-text-muted);
  opacity: 0.25;
  cursor: not-allowed;
}

.calendar-day-btn.today {
  border: 1.5px dashed var(--color-accent);
}

/* Time Slots selector */
.time-slots-container {
  margin-top: var(--spacing-lg);
  border-top: 1px solid var(--glass-border);
  padding-top: var(--spacing-md);
}

.time-slots-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
}

.time-slots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
}

.time-slot-btn {
  background-color: var(--color-primary-dark);
  border: 1px solid var(--glass-border);
  color: var(--color-text-secondary);
  padding: 0.5rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: all var(--transition-fast);
}

.time-slot-btn:hover:not(.disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: var(--color-accent-light);
}

.time-slot-btn.active {
  background-color: var(--color-success);
  color: #FFFFFF;
  border-color: var(--color-success);
}

.time-slot-btn.disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

/* 8. SYLLABUS DETAILS MODAL - Clean white overlay for Light Mode */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: grid;
  place-items: center;
  padding: var(--spacing-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-container {
  background-color: var(--color-primary-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  max-width: 640px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.modal-overlay.open .modal-container {
  transform: scale(1);
}

.modal-header {
  padding: var(--spacing-xl) var(--spacing-xl) var(--spacing-md);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 800;
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-round);
  display: grid;
  place-items: center;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background-color: var(--color-primary-surface);
  color: var(--color-text-primary);
}

.modal-close-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.modal-body {
  padding: var(--spacing-xl);
}

.modal-section-title {
  font-size: 1rem;
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

.syllabus-list {
  list-style: none;
  margin-bottom: var(--spacing-xl);
}

.syllabus-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  font-size: 0.95rem;
}

.syllabus-check {
  width: 18px;
  height: 18px;
  color: var(--color-success);
  margin-top: 3px;
  flex-shrink: 0;
}

.syllabus-check svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

/* 9. NOTIFICATION TOAST */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.toast {
  background: #FFFFFF;
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-success);
  border-left: 5px solid var(--color-success);
  color: var(--color-text-primary);
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  box-shadow: var(--shadow-xl);
  transform: translateX(120%);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
  transform: translateX(0);
}

.toast-icon {
  width: 24px;
  height: 24px;
  color: var(--color-success);
}

.toast-icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

.toast-message {
  font-size: 0.9rem;
  font-weight: 500;
}

/* RESPONSIVE DESIGN FOR LAYOUT COMPONENTS */
@media (max-width: 968px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xxl);
    text-align: center;
    padding-top: 6rem;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-stats {
    justify-items: center;
  }
  
  .floating-badge {
    animation: none;
  }
  
  .floating-badge-1 {
    left: 0;
    bottom: -15px;
  }
  
  .floating-badge-2 {
    right: 0;
    top: -15px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xxl);
  }
  
  .booking-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xxl);
  }
}

@media (max-width: 576px) {
  .form-group-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .time-slots-grid {
    grid-template-columns: 1fr;
  }
}

/* 10. BILINGUAL LANGUAGE SWITCHER BUTTONS */
.lang-switcher {
  display: flex;
  gap: 2px;
  background-color: var(--color-primary-surface);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-round);
  padding: 3px;
  margin-left: var(--spacing-sm);
  box-shadow: var(--shadow-sm);
  z-index: 1002;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  padding: 0.3rem 0.65rem;
  font-family: var(--font-headings);
  font-size: 0.72rem;
  font-weight: 800;
  cursor: pointer;
  border-radius: var(--radius-round);
  transition: all var(--transition-fast);
}

.lang-btn:hover {
  color: var(--color-text-primary);
}

.lang-btn.active {
  background-color: var(--color-accent);
  color: #FFFFFF;
}

@media (max-width: 768px) {
  .lang-switcher {
    margin-left: auto;
    margin-right: var(--spacing-sm);
  }
}