/* ============================================
   EXPLORE / BLOG PAGE STYLES
   Shared across all 6 course detail pages
   ============================================ */

/* ---- Explore Hero ---- */
.explore-hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: flex-end;
  padding-bottom: var(--space-4xl);
  overflow: hidden;
  background-image: var(--hero-img);
  background-size: cover;
  background-position: center;
  padding-top: var(--nav-height);
}

.explore-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 30, 0.35) 0%,
    rgba(10, 10, 30, 0.55) 40%,
    rgba(10, 10, 30, 0.92) 100%
  );
}

.explore-hero__back {
  position: absolute;
  top: calc(var(--nav-height) + 20px);
  left: 32px;
  color: rgba(255,255,255,0.75);
  font-size: 0.88rem;
  font-weight: 500;
  backdrop-filter: blur(8px);
  background: rgba(255,255,255,0.12);
  padding: 8px 16px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255,255,255,0.2);
  transition: all var(--transition-base);
  z-index: 3;
  text-decoration: none;
}

.explore-hero__back:hover {
  background: rgba(255,255,255,0.22);
  color: white;
}

.explore-hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  padding: 0 var(--space-xl);
  animation: fadeInUp 0.7s ease-out both;
}

.explore-hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(108, 99, 255, 0.8);
  backdrop-filter: blur(8px);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-lg);
}

.explore-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  color: white;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-lg);
}

.explore-hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.85);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

.explore-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.explore-meta-chip {
  padding: 6px 14px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  color: white;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--radius-xl);
  font-size: 0.82rem;
  font-weight: 500;
}

.explore-hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--primary);
  color: white;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
  box-shadow: 0 8px 24px rgba(108, 99, 255, 0.4);
  text-decoration: none;
}

.explore-hero__cta:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(108, 99, 255, 0.5);
  color: white;
}

/* ---- Overview ---- */
.explore-overview__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.explore-overview__text {
  font-size: 1rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.explore-overview__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.explore-stat-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.explore-stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
  border-color: var(--primary-light);
}

.explore-stat-card__num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.explore-stat-card__label {
  font-size: 0.8rem;
  color: var(--gray-500);
  font-weight: 500;
  line-height: 1.4;
}

/* ---- What You'll Learn Grid ---- */
.explore-learn__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.explore-learn-item {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
}

.explore-learn-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.explore-learn-item__icon {
  font-size: 2.2rem;
  margin-bottom: var(--space-md);
}

.explore-learn-item h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--gray-900);
}

.explore-learn-item p {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ---- Future / Careers ---- */
.explore-future__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.explore-future-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border-top: 4px solid var(--primary);
}

.explore-future-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.explore-future-card__role {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-xs);
}

.explore-future-card__salary {
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--secondary);
  margin-bottom: var(--space-md);
}

.explore-future-card p {
  font-size: 0.87rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ---- Tech Stack ---- */
.explore-tech__chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
  max-width: 800px;
  margin: 0 auto;
}

.tech-chip {
  padding: 10px 20px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--gray-700);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  cursor: default;
}

.tech-chip:hover {
  background: var(--primary-glow);
  border-color: var(--primary-light);
  color: var(--primary);
  transform: translateY(-2px);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .explore-future__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .explore-overview__grid {
    grid-template-columns: 1fr;
  }

  .explore-learn__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .explore-future__grid {
    grid-template-columns: 1fr;
  }

  .explore-hero__back {
    left: 16px;
    font-size: 0.78rem;
    padding: 6px 12px;
  }

  .explore-hero__content {
    padding: 0 var(--space-lg);
  }
}

@media (max-width: 480px) {
  .explore-learn__grid {
    grid-template-columns: 1fr;
  }

  .explore-overview__cards {
    grid-template-columns: 1fr 1fr;
  }

  .explore-hero {
    min-height: 80vh;
  }
}