/* ============================================
   ABOUT PAGE STYLES
   애플어학원 — 학원 소개 페이지
   ============================================ */

/* ===== PAGE HERO ===== */
.page-hero {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 8rem 0 5rem;
  min-height: 40vh;
  display: flex;
  align-items: center;
}

.page-hero-title {
  font-family: var(--font-heading);
  color: var(--color-white);
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.page-hero-desc {
  color: var(--color-white);
  opacity: 0.8;
  font-size: 1.2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== MISSION & VISION ===== */
.mission-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.mission-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
  text-align: center;
  transition: box-shadow var(--transition-normal);
}

.mission-card:hover {
  box-shadow: var(--shadow-hover);
}

.mission-icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  display: block;
}

.mission-card h3 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.mission-card p {
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ===== CORE VALUES ===== */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.value-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-lg);
  box-shadow: var(--shadow-card);
  text-align: center;
  border-top: 4px solid var(--color-accent-red);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

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

.value-card:nth-child(2) {
  border-top-color: var(--color-accent-yellow);
}

.value-card:nth-child(3) {
  border-top-color: var(--color-primary);
}

.value-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
  display: block;
}

.value-card h3 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.value-card p {
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ===== STATS SECTION (reused from index) ===== */
.about-stats .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  text-align: center;
}

/* ===== TEAM INTRODUCTION ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2xl);
  align-items: center;
}

.team-text .section-label {
  margin-bottom: var(--space-xs);
}

.team-text .section-title {
  margin-bottom: var(--space-md);
}

.team-text p {
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

.team-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

/* ===== HISTORY TIMELINE ===== */
.timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  padding-left: var(--space-2xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 3px;
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-full);
}

.timeline-item {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-2xl) + 2px);
  top: 8px;
  width: 14px;
  height: 14px;
  border-radius: var(--radius-full);
  background-color: var(--color-accent-red);
  border: 3px solid var(--color-white);
  box-shadow: 0 0 0 3px var(--color-accent-red);
  z-index: 1;
}

.timeline-item:nth-child(even)::before {
  background-color: var(--color-accent-yellow);
  box-shadow: 0 0 0 3px var(--color-accent-yellow);
}

.timeline-year {
  display: inline-block;
  background-color: var(--color-accent-red);
  color: var(--color-white);
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
  min-width: 60px;
  text-align: center;
}

.timeline-content h3 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.timeline-content p {
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ===== CTA BANNER ===== */
/* Already defined in index.css / components.css */

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

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

  .team-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

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

@media (max-width: 768px) {
  .page-hero {
    padding: 6rem 0 3rem;
  }

  .page-hero-title {
    font-size: 2.2rem;
  }

  .page-hero-desc {
    font-size: 1rem;
  }

  .mission-grid {
    grid-template-columns: 1fr;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .team-image {
    order: -1;
  }

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

  .timeline {
    padding-left: var(--space-xl);
  }

  .timeline-item {
    flex-direction: column;
    gap: var(--space-xs);
  }

  .timeline-item::before {
    left: calc(-1 * var(--space-xl) + 2px);
  }
}

@media (max-width: 480px) {
  .page-hero-title {
    font-size: 1.8rem;
  }

  .about-stats .stats-grid {
    grid-template-columns: 1fr;
  }
}