/* ==========================================================================
   PAGE: PROGRAM CATALOG — Premium Redesign
   ========================================================================== */

/* ---- Hero Header ---- */
.program-hero {
  padding: var(--space-16) 0 var(--space-12);
  position: relative;
  overflow: hidden;
}

.program-hero::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(234, 168, 56, 0.1) 0%, transparent 65%);
  pointer-events: none;
}

/* ---- Filter Bar ---- */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  padding: 0.45rem;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-pill);
  width: fit-content;
  margin: 0 auto var(--space-10);
  box-shadow: var(--shadow-sm);
}

.filter-btn {
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 600;
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.filter-btn:hover {
  background: var(--color-bg-muted);
  color: var(--color-text-main);
}

.filter-btn.active {
  background: var(--color-primary-dark);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(18, 44, 34, 0.3);
}

/* ---- Premium Program Card ---- */
.program-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
  position: relative;
}

.program-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 56px rgba(18, 44, 34, 0.12), 0 0 0 1px rgba(234, 168, 56, 0.2);
  border-color: rgba(234, 168, 56, 0.4);
}

/* ---- Program Card Visual Header ---- */
.program-card-visual {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.program-card-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.program-card:hover .program-card-visual img {
  transform: scale(1.06);
}

/* Gradient overlay on image */
.program-card-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 40%,
    rgba(18, 44, 34, 0.65) 100%
  );
}

/* Category Pill on image */
.program-card-category {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 5;
}

/* Price badge on image */
.program-card-price-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 5;
  background: rgba(18, 44, 34, 0.88);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-pill);
  padding: 0.3rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--color-accent);
}

/* Format/Duration on bottom of image overlay */
.program-card-format {
  position: absolute;
  bottom: 0.9rem;
  left: 1rem;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.program-format-tag {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
}

/* ---- Program Card Body ---- */
.program-card-body {
  padding: 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: 0.75rem;
}

.program-card-title {
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--color-text-main);
  transition: color var(--transition-fast);
}

.program-card:hover .program-card-title {
  color: var(--color-primary);
}

.program-card-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ---- Benefits List ---- */
.program-benefits {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 0.85rem 1rem;
  background: var(--color-bg-muted);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-accent);
}

.program-benefit-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-text-main);
  font-weight: 500;
}

.program-benefit-item::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 800;
  font-size: 0.82rem;
  flex-shrink: 0;
}

/* ---- Card Footer ---- */
.program-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border-light);
}

.program-price-box {
  display: flex;
  flex-direction: column;
}

.program-price-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  font-weight: 700;
}

.program-price-value {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--color-primary-dark);
  line-height: 1.2;
}

/* ---- CTA Banner (B2B) ---- */
.program-cta-banner {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #1f5040 100%);
  border-radius: var(--radius-2xl);
  padding: var(--space-10) var(--space-12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  margin-top: var(--space-12);
  position: relative;
  overflow: hidden;
}

.program-cta-banner::before {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(234, 168, 56, 0.2) 0%, transparent 65%);
  pointer-events: none;
}

.program-cta-text h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.program-cta-text p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.6;
}

/* ---- Curriculum styles (detail page) ---- */
.curriculum-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.curriculum-item {
  background: var(--color-bg-muted);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.curriculum-badge {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-weight: 800;
  font-size: var(--text-xs);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 992px) {
  .program-cta-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-8);
    gap: var(--space-6);
  }
}

@media (max-width: 768px) {
  .program-cta-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-6);
    gap: var(--space-5);
    margin-top: var(--space-8);
    border-radius: var(--radius-xl);
  }

  .program-cta-banner > div:last-child {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  .program-cta-banner .btn-combo,
  .program-cta-banner .btn-outline {
    width: 100%;
    justify-content: center;
  }

  .curriculum-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
}