/* ============================================================
   EDU POINT — Additional Styles (Animations & Extras)
   ============================================================ */

/* ---------- SCROLL TO TOP ---------- */
.scroll-top {
  position: fixed;
  bottom: 6rem;
  right: 2rem;
  z-index: 998;
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(14,165,233,0.4);
  border: none;
}
.scroll-top.visible { opacity: 1; transform: translateY(0); }
.scroll-top:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(14,165,233,0.5);
}

/* ---------- ABOUT PAGE ---------- */
.about-value-card {
  padding: 2rem;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.about-value-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.about-value-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.about-value-card h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }

.timeline {
  position: relative;
  padding-left: 2.5rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 16px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--teal));
}
.timeline-item {
  position: relative;
  margin-bottom: 2rem;
}
.timeline-dot {
  position: absolute;
  left: -2.05rem;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid var(--bg);
  box-shadow: 0 0 0 2px var(--primary);
}
.timeline-year {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.timeline-title { font-weight: 700; font-size: 1rem; }
.timeline-text { font-size: 0.9rem; color: var(--text-muted); }

/* ---------- APPLY FORM PAGE ---------- */
.apply-hero {
  background: linear-gradient(135deg, var(--primary-bg), var(--primary-bg-alt));
  padding: 3rem 0;
  border-bottom: 1px solid var(--border);
}

.apply-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.apply-step {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  background: var(--primary-bg);
  border: 1px solid var(--primary-border);
}
.apply-step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  flex-shrink: 0;
}
.apply-step-text { font-size: 0.9rem; }
.apply-step-text strong { display: block; font-weight: 700; }

/* ---------- CONTACT PAGE ---------- */
.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  height: 100%;
  box-shadow: var(--shadow-sm);
}
.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}
.contact-item:last-child { border: none; }
.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-item-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; }
.contact-item-value { font-weight: 600; color: var(--text-primary); margin-top: 0.2rem; }

.map-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.map-container iframe { display: block; }

/* ---------- COURSE FILTER TABS ---------- */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.filter-tab {
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
}
.filter-tab:hover,
.filter-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

/* ---------- BREADCRUMB ---------- */
.breadcrumb {
  background: none;
  padding: 0;
  margin: 0;
}
.breadcrumb-item + .breadcrumb-item::before {
  content: '›';
  color: var(--text-muted);
}

/* ---------- PAGINATION ---------- */
.pagination-ep {
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 3rem;
}
.page-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  border: 1.5px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
}
.page-btn:hover, .page-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

/* ---------- MODAL LIGHTBOX ---------- */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 9998;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.lightbox-overlay.open { opacity: 1; pointer-events: auto; }
.lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: var(--radius);
  box-shadow: 0 24px 80px rgba(0,0,0,0.8);
  transform: scale(0.9);
  transition: transform 0.3s ease;
}
.lightbox-overlay.open .lightbox-img { transform: scale(1); }
.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

/* ---------- TAG CLOUD ---------- */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag {
  padding: 0.3rem 0.85rem;
  background: var(--primary-bg);
  color: var(--primary-dark);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--primary-border);
  transition: var(--transition-fast);
}
.tag:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* ---------- BLOG SIDEBAR ---------- */
.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.sidebar-widget h5 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--primary);
  display: inline-block;
}

/* ---------- EMPTY STATE ---------- */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}
.empty-state-icon { font-size: 4rem; margin-bottom: 1rem; opacity: 0.5; }
.empty-state h4 { color: var(--text-secondary); }

/* ---------- STICKY NAVBAR SHADOW ---------- */
.navbar.scrolled {
  box-shadow: 0 4px 24px rgba(14,165,233,0.15);
}

/* ---------- INSTAGRAM GRID STYLE ---------- */
.insta-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}
.insta-item {
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.insta-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.insta-item:hover img { transform: scale(1.05); }

/* ---------- ADVANTAGES ICONS ---------- */
.adv-icon-img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  margin-bottom: 1rem;
}

/* ---------- SKELETON LOADER ---------- */
.skeleton {
  background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}
@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}