/*-----------------------------
    All Courses Page
------------------------------*/
.courses-page {
  padding: 32px 0 60px;
}

.courses-page .container {
  display: flex;
  align-items: flex-start;
  gap: 24px;
}

/*-----------------------------
      Sidebar
  ------------------------------*/
.courses-sidebar {
  width: 290px;
  flex-shrink: 0;
  background: var(--secondary-color3);
  border: 1px solid var(--secondary-color2);
  border-radius: var(--radius-md);
  padding: 24px;
  position: sticky;
  top: 100px;
}

.sidebar-block {
  margin-bottom: 28px;
}
.sidebar-block:last-child {
  margin-bottom: 0;
}

.sidebar-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary-color);
  margin-bottom: 16px;
}

.sidebar-search {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--secondary-color2);
  border-radius: 999px;
  background: var(--secondary-color3);
  padding: 4px 4px 4px 6px;
}
.sidebar-search input {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  padding: 8px 4px;
  font-family: var(--font-fa);
  font-size: 0.85rem;
  color: var(--text-color);
}
.sidebar-search button {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  border-radius: 999px;
  background: var(--primary-color);
  color: var(--light-color);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: var(--transition);
}
.sidebar-search button svg {
  width: 16px;
  height: 16px;
  display: block;
}
.sidebar-search button:hover {
  background: var(--primary-color-hover);
}

.category-list {
  max-height: 320px;
  overflow-y: auto;
  padding-left: 4px;
}
.category-list::-webkit-scrollbar {
  width: 5px;
}
.category-list::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 10px;
}

.category-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 0;
  cursor: pointer;
}

.category-item-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-color2);
  cursor: pointer;
}

.category-item input[type="checkbox"] {
  width: 17px;
  height: 17px;
  accent-color: var(--primary-color);
  cursor: pointer;
  flex-shrink: 0;
}

.category-count {
  font-size: 0.78rem;
  color: var(--text-color3);
}

.sidebar-clear-btn {
  margin-top: 16px;
  width: 100%;
  text-align: center;
  padding: 10px;
  border-radius: var(--radius-sm);
  background: var(--background-color2);
  color: var(--text-color3);
  font-size: 0.82rem;
  font-weight: 600;
  transition: var(--transition);
  display: none;
}
.sidebar-clear-btn.show {
  display: block;
}
.sidebar-clear-btn:hover {
  background: var(--primary-color);
  color: var(--light-color);
}

/*-----------------------------
      Results Area
  ------------------------------*/
.courses-results {
  flex: 1;
  min-width: 0;
  width: 100%;
}

.results-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.results-count {
  font-size: 1rem;
  color: var(--text-color2);
}
.results-count span {
  color: var(--primary-color);
  font-weight: 800;
}

.results-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sort-label {
  font-size: 0.85rem;
  color: var(--text-color3);
  font-weight: 600;
}

.sort-select {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--secondary-color2);
  border-radius: 999px;
  padding: 8px 16px 8px 34px;
  font-family: var(--font-fa);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-color);
  background-color: var(--secondary-color3);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23af0e24' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: left 10px center;
  background-size: 16px;
  cursor: pointer;
  outline: none;
}
.sort-select:hover,
.sort-select:focus {
  border-color: var(--primary-color);
  background-color: var(--light-color);
}

/*-----------------------------
      Course Grid
  ------------------------------*/
.all-courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.all-courses-grid.list-view {
  grid-template-columns: 1fr;
}
.all-courses-grid.list-view .course-card {
  flex-direction: row;
}
.all-courses-grid.list-view .course-card-img-wrap {
  width: 260px;
  flex-shrink: 0;
  aspect-ratio: auto;
}
.all-courses-grid.list-view .course-card-body {
  flex: 1;
}
.all-courses-grid.list-view .course-card-desc {
  -webkit-line-clamp: 3;
}

.no-results {
  display: none;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-color3);
}
.no-results.show {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.no-results i {
  font-size: 2.4rem;
  color: var(--secondary-color2);
  margin-bottom: 12px;
  display: block;
}

/*-----------------------------
      Pagination
  ------------------------------*/
.courses-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
}
.page-btn {
  min-width: 38px;
  height: 38px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-color2);
  background: transparent;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}
.page-btn:hover,
.page-btn.active {
  background: var(--primary-color);
  color: var(--light-color);
  border-color: var(--primary-color);
}

/*-----------------------------
      Mobile Filter Toggle
  ------------------------------*/
.mobile-filter-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: var(--secondary-color2);
  color: var(--text-color);
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 16px;
}

.sidebar-close-btn {
  display: none;
}

/*-----------------------------
    Course Page — Hero
------------------------------*/
.course-hero {
  position: relative;
  background: var(--primary-color);
  padding: 40px 0 70px;
  overflow: hidden;
  color: var(--light-color);
  border-radius: var(--radius-lg);
}

.course-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-color6);
  margin-bottom: 18px;
}
.course-breadcrumb a {
  color: var(--text-color6);
  transition: var(--transition);
}
.course-breadcrumb a:hover {
  color: var(--light-color);
}
.course-breadcrumb i {
  font-size: 0.7rem;
}

.course-hero-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 24px;
  align-items: start;
}

.course-hero-badge {
  display: inline-block;
  background: var(--secondary-color);
  color: var(--text-color);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.course-hero-title {
  color: var(--light-color);
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  margin-bottom: 14px;
}

.course-hero-desc {
  color: var(--text-color5);
  font-size: 0.95rem;
  line-height: 2;
  margin-bottom: 22px;
  max-width: 600px;
}

.course-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
}
.course-hero-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-color5);
}
.course-hero-meta-item i {
  color: var(--secondary-color);
}

.course-hero-teacher {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
}
.course-hero-teacher img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-color4);
}
.course-hero-teacher-info {
  display: flex;
  flex-direction: column;
}
.course-hero-teacher-info .label {
  font-size: 0.72rem;
  color: var(--text-color7);
}
.course-hero-teacher-info .name {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--light-color);
}

/*-----------------------------
      Sticky Booking Card
  ------------------------------*/
.course-booking-card {
  position: sticky;
  top: 100px;
  background: var(--light-color);
  border-radius: 1000px 1000px var(--radius-md) var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  color: var(--text-color2);
  padding: 24px;
}

.course-booking-img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  position: relative;
}
.course-booking-img-wrap {
  position: relative;
  border-radius: 1000px 1000px 0 0;
  overflow: hidden;
}
.course-booking-play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  font-size: 1.4rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}
.course-booking-play:hover {
  transform: translate(-50%, -50%) scale(1.08);
}

.course-booking-body {
  padding-top: 24px;
}

.course-booking-price-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 18px;
}
.course-booking-price {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
}
.course-booking-price-old {
  font-size: 0.9rem;
  color: var(--text-color4);
  text-decoration: line-through;
}

.course-booking-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 22px;
}
.course-booking-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-color3);
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--border-color);
}
.course-booking-list-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.course-booking-list-item span:first-child {
  display: flex;
  align-items: center;
  gap: 8px;
}
.course-booking-list-item i {
  color: var(--primary-color);
  width: 16px;
}
.course-booking-list-item strong {
  color: var(--text-color);
  font-weight: 700;
}

.course-booking-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.btn-outline-consult {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  background: var(--background-color2);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  border-radius: 999px;
  padding: 12px 30px;
  font-weight: 700;
  font-size: 0.88rem;
  transition: var(--transition);
}
.btn-outline-consult:hover {
  background: var(--border-color);
}

/*-----------------------------
      Body Content Layout
  ------------------------------*/
.course-page {
  padding: 50px 0 70px;
}
.course-layout {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 40px;
  align-items: start;
}

.course-section {
  margin-bottom: 44px;
}
.course-section:last-child {
  margin-bottom: 0;
}

.course-section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-color);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--secondary-color2);
}
.course-section-title i {
  color: var(--primary-color);
}

.course-desc-text {
  font-size: 0.92rem;
  line-height: 2;
  color: var(--text-color2);
  text-align: justify;
}

/*-----------------------------
      Curriculum
  ------------------------------*/
.course-curriculum {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.curriculum-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--secondary-color2);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.curriculum-item:hover {
  background: var(--secondary-color);
}
.curriculum-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-color);
  color: var(--light-color);
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.curriculum-title {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-color);
}
.curriculum-duration {
  font-size: 0.78rem;
  color: var(--text-color2);
  flex-shrink: 0;
}
.curriculum-icon {
  color: var(--text-color2);
  font-size: 0.9rem;
}

/*-----------------------------
      Teacher card
  ------------------------------*/
.teacher-card {
  display: flex;
  gap: 20px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  align-items: center;
}
.teacher-card img {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.teacher-card-body {
  flex: 1;
}
.teacher-card-name {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-color);
  margin-bottom: 4px;
}
.teacher-card-role {
  font-size: 0.82rem;
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 10px;
}
.teacher-card-desc {
  font-size: 0.85rem;
  color: var(--text-color3);
  line-height: 1.9;
}
.teacher-card-stats {
  display: flex;
  gap: 20px;
  margin-top: 14px;
}
.teacher-card-stats div {
  font-size: 0.78rem;
  color: var(--text-color3);
  display: flex;
  align-items: center;
  gap: 6px;
}
.teacher-card-stats i {
  color: var(--secondary-color);
}

/*-----------------------------
      Gallery
  ------------------------------*/
.course-gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.course-gallery-item {
  aspect-ratio: 1/1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  position: relative;
}
.course-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.course-gallery-item:hover img {
  transform: scale(1.08);
}

/*-----------------------------
      Video
  ------------------------------*/
.course-video-wrap {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16/9;
  cursor: pointer;
}
.course-video-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.course-video-overlay {
  position: absolute;
  inset: 0;
  background: rgba(20, 10, 10, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
}
.course-video-play-btn {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  font-size: 1.7rem;
  transition: var(--transition);
}
.course-video-wrap:hover .course-video-play-btn {
  transform: scale(1.1);
  background: var(--light-color);
}

/*-----------------------------
      FAQ (accordion)
  ------------------------------*/
.course-faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.faq-item {
  border: 1px solid var(--secondary-color2);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-color);
  background: var(--secondary-color2);
  transition: var(--transition);
}
.faq-question i {
  color: var(--primary-color);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-item.open .faq-question i {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-answer-inner {
  padding: 16px 18px;
  font-size: 0.85rem;
  color: var(--text-color3);
  line-height: 1.9;
}
.faq-item.open .faq-answer {
  max-height: 300px;
}

.review-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--background-color4);
}
.review-item:last-child {
  border-bottom: none;
}
.review-item img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.review-item-body {
  flex: 1;
}
.review-item-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
}
.review-item-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-color);
}
.review-item-date {
  font-size: 0.75rem;
  color: var(--text-color4);
}
.review-item-stars {
  color: var(--secondary-color);
  font-size: 0.78rem;
  margin-bottom: 8px;
}
.review-item-text {
  font-size: 0.85rem;
  color: var(--text-color3);
  line-height: 1.9;
}

/*-----------------------------
    Gallery Page
------------------------------*/
.gallery-page {
  padding: 40px var(--site-gutter) 70px;
}

.gallery-page > .container {
  width: 100%;
  max-width: var(--site-max);
  margin-inline: auto;
  padding-inline: 0;
}

.gallery-page-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 32px;
}

.gallery-page-desc {
  max-width: 600px;
  margin: 0 auto;
  font-size: 0.92rem;
  color: var(--text-color3);
  line-height: 1.9;
}

/*-----------------------------
      Tabs
  ------------------------------*/
.gallery-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.gallery-tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 26px;
  border-radius: 100px;
  font-size: 0.88rem;
  font-weight: 700;
  background: var(--background-color2);
  color: var(--text-color3);
  transition: var(--transition);
  font-family: var(--font-fa);
}
.gallery-tab-btn i {
  font-size: 0.9rem;
}
.gallery-tab-btn:hover,
.gallery-tab-btn.active {
  background: var(--primary-color);
  color: var(--light-color);
}

.gallery-tab-panel {
  display: none;
}
.gallery-tab-panel.active {
  display: block;
  animation: fadeInUp 0.4s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/*-----------------------------
      Category Filter (photo tab)
  ------------------------------*/
.gallery-filter-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

/*-----------------------------
      Photo Masonry Grid
  ------------------------------*/
.photo-masonry {
  column-count: 4;
  column-gap: 16px;
}

.photo-masonry-item {
  break-inside: avoid;
  margin-bottom: 16px;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  cursor: zoom-in;
  box-shadow: var(--shadow-sm);
}

.photo-masonry-item img {
  width: 100%;
  display: block;
  transition: transform 0.5s ease, filter 0.4s ease;
}

.photo-masonry-item:hover img {
  transform: scale(1.06);
  filter: brightness(0.85);
}

.photo-masonry-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 16px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.65), transparent 55%);
  opacity: 0;
  transition: opacity 0.35s ease;
}
.photo-masonry-item:hover .photo-masonry-overlay {
  opacity: 1;
}
.photo-masonry-caption {
  color: var(--light-color);
  font-size: 0.85rem;
  font-weight: 600;
}
.photo-masonry-zoom-icon {
  position: absolute;
  top: 12px;
  left: 12px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  opacity: 0;
  transition: opacity 0.35s ease;
}
.photo-masonry-item:hover .photo-masonry-zoom-icon {
  opacity: 1;
}

/*-----------------------------
      Load More (photo)
  ------------------------------*/
.gallery-load-more {
  display: flex;
  justify-content: center;
  margin-top: 36px;
}

/*-----------------------------
      Video Grid
  ------------------------------*/
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.video-card {
  background: var(--light-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.video-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.video-card-thumb {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  cursor: pointer;
}
.video-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.video-card-thumb:hover img {
  transform: scale(1.06);
}
.video-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(20, 10, 10, 0.32);
  display: flex;
  align-items: center;
  justify-content: center;
}
.video-card-play-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: var(--transition);
}
.video-card-thumb:hover .video-card-play-btn {
  transform: scale(1.1);
  background: var(--light-color);
}
.video-card-duration {
  position: absolute;
  bottom: 10px;
  left: 10px;
  background: rgba(0, 0, 0, 0.7);
  color: var(--light-color);
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 6px;
}

.video-card-body {
  padding: 16px 18px;
}
.video-card-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.video-card-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.76rem;
  color: var(--text-color3);
}
.video-card-meta span {
  display: flex;
  align-items: center;
  gap: 5px;
}
.video-card-meta i {
  color: var(--primary-color);
}

/*-----------------------------
      Simple Lightbox
  ------------------------------*/
.simple-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(15, 10, 10, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3000;
  padding: 24px;
  cursor: zoom-out;
  animation: fadeInLightbox 0.25s ease;
}
@keyframes fadeInLightbox {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
.simple-lightbox img,
.simple-lightbox iframe {
  max-width: 92%;
  max-height: 88vh;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
}
.simple-lightbox iframe {
  width: 880px;
  height: 495px;
  max-width: 92vw;
  border: 0;
}
.simple-lightbox-close {
  position: absolute;
  top: 22px;
  left: 26px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: var(--light-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
}

/*-----------------------------
    News Archive Page
------------------------------*/
.archive-hero {
  position: relative;
  overflow: hidden;
  min-height: 220px;
  display: flex;
  align-items: center;
  background: var(--arc-bg);
}
.archive-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  pointer-events: none;
}
.archive-hero-content {
  position: relative;
  z-index: 1;
  padding: 48px 0 42px;
  text-align: right;
}
.archive-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font-size: 0.82rem;
  color: var(--text-color3);
}
.archive-breadcrumb a {
  color: var(--text-color3);
  transition: var(--transition);
}
.archive-breadcrumb a:hover {
  color: var(--primary-color);
}
.archive-hero-title {
  margin: 0 0 12px;
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--text-color);
  line-height: 1.35;
}
.archive-hero-desc {
  margin: 0;
  max-width: 560px;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--text-color2);
}

.archive-page {
  padding: 28px 0 60px;
}

.archive-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.archive-filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  flex: 1;
  min-width: 0;
}

.archive-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 700;
  background: var(--arc-bg);
  color: var(--text-color2);
  border: 1.5px solid transparent;
  transition: var(--transition);
  font-family: var(--font-fa);
  cursor: pointer;
  white-space: nowrap;
}
.archive-filter-btn i {
  font-size: 0.78rem;
  color: var(--primary-color);
}
.archive-filter-btn:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}
.archive-filter-btn.active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--light-color);
}
.archive-filter-btn.active i {
  color: var(--light-color);
}

.archive-search-wrap {
  display: flex;
  align-items: center;
  background: var(--light-color);
  border: 1.5px solid var(--border-color);
  border-radius: 100px;
  overflow: hidden;
  width: min(280px, 100%);
  flex-shrink: 0;
  transition: var(--transition);
}
.archive-search-wrap:focus-within {
  border-color: var(--primary-color);
}
.archive-search-wrap input {
  flex: 1;
  border: none;
  outline: none;
  background: none;
  padding: 11px 16px;
  font-family: var(--font-fa);
  font-size: 0.86rem;
  color: var(--text-color);
  min-width: 0;
}
.archive-search-wrap button {
  padding: 0 16px;
  color: var(--text-color3);
  font-size: 0.9rem;
  transition: var(--transition);
}
.archive-search-wrap button:hover {
  color: var(--primary-color);
}

.archive-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}
.archive-sidebar {
  order: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.archive-main {
  order: 2;
  min-width: 0;
}

.archive-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  align-items: stretch;
}
.archive-layout.archive-layout--full {
  grid-template-columns: minmax(0, 1fr);
}
.archive-layout--full .archive-main {
  order: 0;
}

.article-card {
  background: var(--light-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm, 0 8px 24px rgba(34, 35, 58, 0.06));
  border: 1px solid var(--border-color);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  height: 100%;
  min-width: 0;
}
.article-card:hover {
  box-shadow: none;
  border-color: var(--primary-color);
  transform: translateY(-4px);
}
.article-card-img-wrap {
  position: relative;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  border-radius: 0;
}
.article-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.article-card:hover .article-card-img-wrap img {
  transform: scale(1.05);
}

.article-card-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--primary-color);
  color: var(--light-color);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
}

.article-card-body {
  padding: 14px 14px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.article-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-width: 0;
}
.article-card-group {
  display: inline-flex;
  align-items: center;
  max-width: 58%;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--secondary-color3);
  color: var(--primary-color);
  font-size: 0.72rem;
  font-weight: 800;
  line-height: 1.6;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.article-card-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-color);
  line-height: 1.7;
  min-height: 3.4em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card-excerpt {
  font-size: 0.78rem;
  color: var(--text-color3);
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 6px;
  padding-top: 10px;
  border-top: 1px solid var(--border-color);
}
.article-card-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--primary-color);
}
.article-card-more i {
  font-size: 0.7rem;
}
.article-card-date {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-right: auto;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-color4);
  white-space: nowrap;
}
.article-card-date i {
  color: var(--primary-color);
}

.archive-no-results {
  display: none;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-color3);
  grid-column: 1 / -1;
}
.archive-no-results.show {
  display: block;
}
.archive-no-results i {
  font-size: 2.4rem;
  color: var(--border-color);
  margin-bottom: 14px;
  display: block;
}

.archive-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 36px;
}
.archive-page-btn {
  min-width: 38px;
  height: 38px;
  padding: 0 10px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-color2);
  background: transparent;
  border: 1.5px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-fa);
}
.archive-page-btn:hover,
.archive-page-btn.active {
  background: var(--primary-color);
  color: var(--light-color);
  border-color: var(--primary-color);
}

.archive-sidebar-block {
  background: transparent;
  border-radius: var(--radius-md);
  padding: 18px 16px;
  box-shadow: none;
  border: 1px solid var(--border-color);
}
.archive-sidebar-title {
  margin: 0 0 14px;
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--text-color);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-color);
}
.archive-cat-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.archive-cat-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-color2);
  font-family: var(--font-fa);
  font-size: 0.86rem;
  font-weight: 700;
  text-align: right;
  cursor: pointer;
  transition: var(--transition);
}
.archive-cat-btn i {
  width: 18px;
  color: var(--primary-color);
  text-align: center;
}
.archive-cat-btn:hover,
.archive-cat-btn.active {
  background: rgba(175, 14, 36, 0.08);
  color: var(--primary-color);
}

.archive-popular-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.archive-popular-item {
  display: flex;
  gap: 12px;
  align-items: center;
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}
.archive-popular-item:hover .archive-popular-title {
  color: var(--primary-color);
}
.archive-popular-item img {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}
.archive-popular-title {
  display: block;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--text-color);
  line-height: 1.5;
  margin-bottom: 4px;
}
.archive-popular-date {
  font-size: 0.72rem;
  color: var(--text-color4);
}

.archive-cta {
  background: var(--primary-color);
  padding: 28px var(--site-gutter);
}
.archive-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.archive-cta-text {
  margin: 0;
  color: var(--light-color);
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.6;
}
.archive-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--light-color);
  color: var(--primary-color);
  font-size: 0.88rem;
  font-weight: 800;
  transition: var(--transition);
  white-space: nowrap;
}
.archive-cta-btn:hover {
  background: var(--secondary-color);
  color: var(--text-color);
}

/*==================================
        Contact Page
===================================*/

.contact-form-card {
  overflow: hidden;
  border-radius: var(--radius-md);
}

.contact-input {
  border-radius: 12px;
  border: 1px solid var(--border-color);
  min-height: 48px;
  font-family: inherit;
  box-shadow: none !important;
}

.contact-input:focus {
  border-color: var(--primary-color);
}

textarea.contact-input {
  resize: vertical;
  min-height: 140px;
}

.form-label {
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-color);
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 30px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-info-item i {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--secondary-color);
  font-size: 20px;
  flex-shrink: 0;
}

.contact-info-item strong {
  display: block;
  color: var(--light-color);
  margin-bottom: 4px;
  font-size: 0.95rem;
}

.contact-info-item span {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.88rem;
  line-height: 1.8;
}

.contact-socials {
  display: flex;
  gap: 12px;
  margin-top: 30px;
}

.contact-socials a {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: var(--light-color);
  display: flex;
  justify-content: center;
  align-items: center;
  transition: 0.3s;
}

.contact-socials a:hover {
  background: var(--secondary-color);
  color: var(--primary-color);
}

.news-page {
  padding: 32px 0 70px;
}

/*-----------------------------
    Breadcrumb
------------------------------*/
.news-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-color3);
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.news-breadcrumb a {
  color: var(--text-color3);
  transition: var(--transition);
}
.news-breadcrumb a:hover {
  color: var(--primary-color);
}
.news-breadcrumb i {
  font-size: 0.65rem;
  color: var(--text-color4);
}
.news-breadcrumb span {
  color: var(--primary-color);
  font-weight: 700;
}

/*-----------------------------
    Header (badge + title + meta)
------------------------------*/
.news-page-header {
  max-width: 900px;
  margin-bottom: 28px;
}

.news-title {
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  line-height: 1.6;
  margin-bottom: 18px;
}

.news-meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
}
.news-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.83rem;
  color: var(--text-color3);
}
.news-meta-item i {
  color: var(--primary-color);
}
.news-meta-author {
  display: flex;
  align-items: center;
  gap: 8px;
}
.news-meta-author img {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  object-fit: cover;
}
.news-meta-author-name {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-color);
}

/*-----------------------------
    Featured image
------------------------------*/
.news-featured-img-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 21/9;
  margin-bottom: 36px;
  box-shadow: var(--shadow-md);
}
.news-featured-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/*-----------------------------
    Layout
------------------------------*/
.news-layout {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 40px;
  align-items: start;
}
.news-layout.news-layout--solo {
  grid-template-columns: minmax(0, 900px);
}

/*-----------------------------
    Mobile TOC toggle
------------------------------*/
.news-mobile-toc-toggle {
  display: none;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: var(--secondary-color2);
  color: var(--text-color);
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 20px;
}
.news-mobile-toc-toggle i:last-child {
  transition: transform 0.3s ease;
  color: var(--primary-color);
}
.news-mobile-toc-toggle.open i:last-child {
  transform: rotate(180deg);
}

/*-----------------------------
    Sidebar (TOC + widgets)
------------------------------*/
.news-sidebar {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.news-toc-card {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
}
.news-toc-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-color);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--secondary-color2);
}
.news-toc-title i {
  color: var(--primary-color);
}
.news-toc-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  border-right: 2px solid var(--border-color);
}
.news-toc-list li a {
  display: block;
  position: relative;
  padding: 8px 18px 8px 6px;
  font-size: 0.83rem;
  color: var(--text-color3);
  font-weight: 600;
  transition: var(--transition);
}
.news-toc-list li a::before {
  content: "";
  position: absolute;
  top: 50%;
  right: -2px;
  transform: translate(50%, -50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--secondary-color);
  transition: var(--transition);
}
.news-toc-list li a:hover {
  color: var(--primary-color);
}
.news-toc-list li a.active {
  color: var(--primary-color);
  font-weight: 800;
}
.news-toc-list li a.active::before {
  background: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(183, 33, 38, 0.15);
}

.news-share-card {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 22px;
}
.news-share-title {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--text-color);
  margin-bottom: 14px;
}
.news-share-list {
  display: flex;
  gap: 10px;
}
.news-share-list a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--secondary-color);
  color: var(--light-color);
  transition: var(--transition);
}
.news-share-list a:hover {
  background: var(--primary-color);
  color: var(--light-color);
}

/*-----------------------------
    Article body
------------------------------*/
.news-content {
  min-width: 0;
}

.news-body {
  font-size: 0.94rem;
  line-height: 2.1;
  color: var(--text-color2);
  text-align: justify;
}
.news-body p {
  margin-bottom: 20px;
}
.news-body h2 {
  font-size: 1.15rem;
  margin: 36px 0 16px;
  padding-right: 14px;
  border-right: 4px solid var(--primary-color);
  scroll-margin-top: 110px;
}
.news-body h3 {
  font-size: 1rem;
  margin: 26px 0 12px;
}
.news-body ul,
.news-body ol {
  margin: 0 0 20px;
  padding-right: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.news-body ul li,
.news-body ol li {
  font-size: 0.9rem;
  color: var(--text-color2);
}
.news-body ul li {
  list-style: disc;
}
.news-body ol li {
  list-style: decimal;
}
.news-body img {
  width: 100%;
  border-radius: var(--radius-md);
  margin: 24px 0;
  box-shadow: var(--shadow-sm);
}
.news-body figcaption {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-color4);
  margin-top: -14px;
  margin-bottom: 24px;
}
.news-body blockquote {
  position: relative;
  background: var(--background-color4);
  border-right: 4px solid var(--primary-color);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  margin: 24px 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-color);
  line-height: 1.9;
}
.news-body blockquote i {
  color: var(--primary-color);
  opacity: 0.4;
  font-size: 1.2rem;
  margin-bottom: 8px;
  display: block;
}

/*-----------------------------
    Source box
------------------------------*/
.news-source-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  border: dashed 2px var(--secondary-color2);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin: 32px 0;
}
.news-source-box-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-color3);
}
.news-source-box-label i {
  color: var(--primary-color);
}
.news-source-box-label strong {
  color: var(--text-color);
}
.news-source-box a {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary-color);
}

/*-----------------------------
    Author box (reuses .teacher-card look)
------------------------------*/
.news-author-box {
  margin-top: 40px;
  background: transparent;
  border: 1px solid var(--border-color);
  box-shadow: none;
}

.news-related-courses .course-card {
  background: transparent;
  border: 1px solid var(--border-color);
  box-shadow: none;
}
.news-related-courses .course-card:hover {
  border-color: var(--primary-color);
  box-shadow: none;
}

/*-----------------------------
    Tags
------------------------------*/
.news-tags-section {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--border-color);
}
.news-tags-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--text-color);
}
.news-tags-label i {
  color: var(--primary-color);
}
.news-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-color3);
  background: var(--secondary-color3);
  padding: 7px 16px;
  border-radius: 100px;
  transition: var(--transition);
}
.news-tag:hover {
  background: var(--primary-color);
  color: var(--light-color);
}

/*-----------------------------
    Related courses
------------------------------*/
.news-related-courses {
  margin-top: 56px;
}

/*-----------------------------
    Comments
------------------------------*/
.news-comments {
  margin-top: 56px;
}
.news-comments-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-color);
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--secondary-color2);
}
.news-comments-title span {
  color: var(--primary-color);
}

.comments-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-bottom: 40px;
}

.comment-item {
  display: flex;
  gap: 14px;
}
.comment-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.comment-body {
  flex: 1;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}
.comment-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}
.comment-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-color);
}
.comment-date {
  font-size: 0.74rem;
  color: var(--text-color4);
}
.comment-text {
  font-size: 0.85rem;
  color: var(--text-color3);
  line-height: 1.9;
}

.comment-replies {
  padding-right: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.comment-item.is-admin .comment-body {
  background: transparent;
  border: 1px dashed var(--primary-color);
}

/*-----------------------------
    Comment form
------------------------------*/
.comment-form-title {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--text-color);
  margin-bottom: 18px;
}
.comment-form-card {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 26px;
}
.comment-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.comment-form-group {
  margin-bottom: 16px;
}
.comment-form-group:last-of-type {
  margin-bottom: 0;
}
.comment-form-success {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(37, 211, 102, 0.1);
  color: #1a8a4a;
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.83rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.comment-form-success.show {
  display: flex;
}

/*-----------------------------
    Responsive
------------------------------*/
@media (max-width: 1200px) {
  .photo-masonry {
    column-count: 3;
  }
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 1100px) {
  .archive-layout {
    grid-template-columns: 240px minmax(0, 1fr);
  }
  .archive-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 992px) {
  .archive-layout {
    grid-template-columns: 1fr;
  }
  .archive-sidebar {
    display: none;
  }
  .archive-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    max-width: 100%;
    overflow: hidden;
  }
  .archive-search-wrap {
    width: 100%;
  }
  .archive-filter-bar {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 8px;
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    padding-bottom: 6px;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    scrollbar-width: thin;
  }
  .archive-filter-bar .archive-filter-btn {
    flex: 0 0 auto;
  }
  .all-courses-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .course-hero-grid,
  .course-layout {
    grid-template-columns: 1fr;
  }
  .course-gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .news-layout {
    grid-template-columns: 1fr;
  }
  .news-sidebar {
    position: static;
    order: -1;
  }
  .news-share-card {
    display: none;
  }
  .contact-info-list {
    margin-bottom: 30px;
  }
  .contact-form-card {
    margin-top: 30px;
  }
  .course-booking-img {
    aspect-ratio: 1/1;
  }
}

@media (max-width: 768px) {
  .archive-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .archive-sidebar {
    grid-template-columns: 1fr;
  }
  .archive-filter-btn {
    padding: 8px 14px;
    font-size: 0.78rem;
  }
  .article-card-excerpt {
    display: none;
  }
  .archive-cta-inner {
    flex-direction: column;
    text-align: center;
  }
  .photo-masonry {
    column-count: 2;
    column-gap: 10px;
  }
  .photo-masonry-item {
    margin-bottom: 10px;
  }
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .gallery-tab-btn {
    padding: 9px 18px;
    font-size: 0.82rem;
  }
  .course-hero {
    padding: 30px 0 50px;
  }
  .teacher-card {
    flex-direction: column;
    text-align: center;
  }
  .teacher-card-stats {
    justify-content: center;
    flex-wrap: wrap;
  }
  .course-gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .reviews-summary {
    flex-direction: column;
    text-align: center;
  }
  .mobile-filter-toggle {
    display: flex;
  }

  .courses-page .container {
    flex-direction: column;
  }

  .courses-sidebar {
    position: fixed;
    top: 0;
    right: -100%;
    bottom: 0;
    width: 85%;
    max-width: 340px;
    z-index: 1100;
    border-radius: 0;
    overflow-y: auto;
    transition: right 0.35s ease;
  }
  .courses-sidebar.open {
    right: 0;
  }

  .sidebar-close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--background-color2);
    color: var(--text-color);
    position: absolute;
    top: 16px;
    left: 16px;
  }

  .sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1050;
  }
  .sidebar-backdrop.show {
    display: block;
  }

  .results-toolbar {
    justify-content: space-between;
  }

  .all-courses-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .all-courses-grid.list-view .course-card {
    flex-direction: column;
  }
  .all-courses-grid.list-view .course-card-img-wrap {
    width: 100%;
    aspect-ratio: 16/10;
  }
  .news-mobile-toc-toggle {
    display: flex;
  }
  .news-toc-card {
    display: none;
  }
  .news-toc-card.open {
    display: block;
  }
  .news-featured-img-wrap {
    aspect-ratio: 16/10;
    border-radius: var(--radius-md);
  }
  .comment-form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .comment-replies {
    padding-right: 12px;
  }
}

@media (max-width: 560px) {
  .news-meta-row {
    gap: 12px;
  }
  .comment-item {
    gap: 10px;
  }
  .comment-avatar {
    width: 38px;
    height: 38px;
  }
  .all-courses-grid {
    grid-template-columns: 1fr;
  }
  .results-actions {
    justify-content: flex-start;
  }
}
@media (max-width: 480px) {
  .archive-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .archive-search-wrap {
    width: 100%;
  }
  .photo-masonry {
    column-count: 1;
  }
  .video-grid {
    grid-template-columns: 1fr;
  }
}

/*-----------------------------
    Class Detail Page (mockup)
------------------------------*/
.class-detail-page {
  overflow-x: hidden;
}

.class-instrument-strip {
  padding: 18px 0 8px;
  background: var(--secondary-color3);
}
.class-instrument-swiper {
  overflow: hidden;
  padding: 6px 4px 12px;
}
.class-instrument-swiper .swiper-slide {
  width: auto;
}
.class-instrument-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-width: 72px;
  text-decoration: none;
  color: var(--text-color2);
  transition: var(--transition);
}
.class-instrument-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--secondary-color3);
  border: 1.5px solid var(--secondary-color2);
  box-shadow: none;
  overflow: hidden;
  transition: var(--transition);
  padding: 8px;
}
.class-instrument-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.class-instrument-name {
  font-size: 0.78rem;
  font-weight: 700;
}
.class-instrument-item:hover .class-instrument-icon,
.class-instrument-item.is-active .class-instrument-icon {
  background: var(--primary-color);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}
.class-instrument-item.is-active .class-instrument-name {
  color: var(--primary-color);
}
.class-instrument-item.is-active .class-instrument-icon img,
.class-instrument-item:hover .class-instrument-icon img {
  filter: none;
}

.class-hero-section {
  position: relative;
  padding: 28px 0 40px;
  isolation: isolate;
}
.class-hero {
  position: relative;
  z-index: 1;
}
.class-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 36px;
  align-items: center;
}
.class-hero-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.class-hero-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.class-hero-title {
  margin: 0 0 8px;
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 800;
  color: var(--primary-color);
  line-height: 1.35;
}
.class-hero-subtitle {
  margin: 0 0 14px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-color2);
}
.class-hero-desc {
  margin: 0 0 22px;
  color: var(--text-color2);
  font-size: 0.95rem;
  line-height: 2;
}
.class-hero-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}
.class-hero-feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-color);
}
.class-hero-feature i {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(175, 14, 36, 0.08);
  color: var(--primary-color);
  flex-shrink: 0;
  font-size: 1rem;
}
.class-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.class-hero-actions .btn-primary,
.class-hero-actions .btn-outline-consult {
  min-width: 160px;
}
.class-detail-page .btn-outline-consult {
  background: transparent;
  color: var(--primary-color);
  border: 1.5px solid var(--primary-color);
}
.class-detail-page .btn-outline-consult:hover {
  background: var(--primary-color);
  color: var(--light-color);
}

.class-teachers-section {
  position: relative;
  z-index: 1;
  padding: 10px 0 40px;
}
.class-section-heading {
  text-align: center;
  margin: 0 0 28px;
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  font-weight: 800;
  color: var(--text-color);
}
.class-teachers-swiper {
  padding: 8px 4px 40px;
  overflow: hidden;
}
.class-teachers-swiper .swiper-slide {
  height: auto;
}
.class-teacher-card {
  display: flex;
  gap: 16px;
  align-items: center;
  height: 100%;
  padding: 16px;
  border-radius: var(--radius-md);
  background: transparent;
  border: 1px solid var(--border-color);
  box-shadow: none;
  transition: var(--transition);
}
.class-teacher-card:hover {
  box-shadow: none;
  border-color: var(--primary-color);
  transform: translateY(-3px);
}
.class-teacher-photo {
  width: 92px;
  height: 92px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}
.class-teacher-body {
  flex: 1;
  min-width: 0;
}
.class-teacher-name {
  margin: 0 0 4px;
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-color);
}
.class-teacher-meta {
  margin: 0 0 6px;
  font-size: 0.8rem;
  color: var(--text-color3);
}
.class-teacher-price {
  margin: 0 0 12px;
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--primary-color);
}
.class-teacher-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.class-teacher-actions .btn-primary,
.class-teacher-actions .btn-outline-consult {
  padding: 8px 16px;
  font-size: 0.78rem;
}
.class-teachers-more {
  display: flex;
  justify-content: center;
  margin-top: 8px;
}
.class-teachers-swiper .swiper-button-prev,
.class-teachers-swiper .swiper-button-next {
  color: var(--primary-color);
  width: 36px;
  height: 36px;
  background: var(--light-color);
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
}
.class-teachers-swiper .swiper-button-prev::after,
.class-teachers-swiper .swiper-button-next::after {
  font-size: 0.85rem;
  font-weight: 800;
}
.class-teachers-swiper .swiper-pagination-bullet-active {
  background: var(--primary-color);
}

/* Course moments gallery */
.class-moments-gallery {
  width: 100%;
  padding: 28px var(--site-gutter) 36px;
  background: var(--secondary-color3);
}
.class-moments-gallery .section-title-wrapper {
  margin-bottom: 24px;
  text-align: center;
}
.class-moments-frame {
  width: 100%;
  max-width: var(--site-max);
  margin-inline: auto;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.class-moments-swiper {
  width: 100%;
  overflow: hidden;
  direction: ltr;
}
.class-moments-swiper .swiper-wrapper {
  transition-timing-function: linear !important;
  align-items: stretch;
}
.class-moments-swiper .swiper-slide {
  width: auto;
  height: 200px;
}
.class-moments-gallery .moments-item {
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--text-color);
  width: auto;
  height: 200px;
}
.class-moments-gallery .moments-item--wide {
  width: 210px;
}
.class-moments-gallery .moments-item--tall {
  width: 100px;
}
.class-moments-gallery .moments-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.class-moments-gallery .moments-item:hover img {
  transform: scale(1.05);
}
.class-moments-more {
  text-align: center;
  margin-top: 22px;
}
.class-moments-more a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  color: var(--primary-color);
  font-size: 0.92rem;
}
.class-moments-more a:hover {
  color: var(--primary-color-hover);
}

.class-faq-section {
  padding: 36px 0 20px;
}
.class-faq-block .faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: right;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.class-faq-block .faq-item.open .faq-question i {
  transform: rotate(45deg);
}

.class-cta-banner {
  margin: 0 var(--site-gutter) 36px;
}
.class-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 28px;
  border-radius: var(--radius-lg);
  background: var(--primary-color);
  color: var(--light-color);
  box-shadow: var(--shadow-md);
}
.class-cta-text {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.6;
}
.class-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.class-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--light-color);
  color: var(--primary-color);
  font-size: 0.86rem;
  font-weight: 800;
  white-space: nowrap;
  transition: var(--transition);
}
.class-cta-btn:hover {
  background: var(--secondary-color);
  color: var(--text-color);
}
.class-cta-btn--outline {
  background: transparent;
  color: var(--light-color);
  border: 1.5px solid var(--border-color4);
}
.class-cta-btn--outline:hover {
  background: var(--light-color);
  color: var(--primary-color);
  border-color: var(--light-color);
}

/* Gallery lightbox */
.class-lightbox {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(30, 10, 12, 0.86);
  cursor: zoom-out;
}
.class-lightbox img {
  max-width: 90%;
  max-height: 90%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

@media (max-width: 992px) {
  .class-hero-grid {
    grid-template-columns: 1fr;
  }
  .class-hero-media {
    order: -1;
  }
  .class-hero-features {
    grid-template-columns: repeat(2, 1fr);
  }
  .class-hero-actions {
    justify-content: center;
  }
  .class-cta-banner {
    display: none;
  }
}

@media (max-width: 768px) {
  .class-teacher-card {
    flex-direction: column;
    text-align: center;
  }
  .class-teacher-actions {
    justify-content: center;
  }
  .class-hero-features {
    grid-template-columns: 1fr 1fr;
  }
  .class-moments-swiper .swiper-slide,
  .class-moments-gallery .moments-item {
    height: 110px;
  }
  .class-moments-gallery .moments-item--wide {
    width: 180px;
  }
  .class-moments-gallery .moments-item--tall {
    width: 90px;
  }
}