/* ============================================
   MEIYING CLUB - About Page Styles
   ============================================ */

/* --- Intro Grid --- */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.intro-visual {
  position: relative;
}

.intro-image-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg-card);
  aspect-ratio: 4/5;
}

.intro-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.04), transparent);
}

.intro-content {
  padding: 20px 0;
}

/* --- Vision Grid --- */
.vision-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.vision-card {
  padding: 40px 32px;
  text-align: center;
  transition: all var(--transition-base);
}

.vision-icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--color-gold-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  transition: all var(--transition-base);
}

.vision-card:hover .vision-icon {
  background: var(--color-gold);
  box-shadow: 0 0 30px rgba(212, 175, 55, 0.3);
}

.vision-card h3 {
  font-family: var(--font-cn);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 16px;
}

.vision-card p {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* --- Advantages Grid --- */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.advantage-card {
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}

.adv-number {
  font-family: var(--font-en);
  font-size: 3.5rem;
  font-weight: 800;
  color: rgba(212, 175, 55, 0.08);
  position: absolute;
  top: 10px;
  right: 20px;
  line-height: 1;
  pointer-events: none;
}

.adv-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--color-gold-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-gold);
  transition: all var(--transition-base);
}

.advantage-card:hover .adv-icon {
  background: var(--color-gold);
  color: var(--color-primary);
  box-shadow: 0 0 25px rgba(212, 175, 55, 0.35);
}

.advantage-card h3 {
  font-family: var(--font-cn);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
}

.advantage-card p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* --- Timeline --- */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 0;
}

.timeline-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--color-gold), var(--color-gold), transparent);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding-right: 60px;
  padding-bottom: 50px;
  text-align: right;
}

.timeline-item.timeline-right {
  margin-left: 50%;
  padding-right: 0;
  padding-left: 60px;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  right: -8px;
  top: 20px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-gold);
  border: 3px solid var(--color-primary);
  z-index: 1;
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.4);
}

.timeline-right .timeline-dot {
  right: auto;
  left: -8px;
}

.timeline-content {
  padding: 28px;
}

.timeline-year {
  font-family: var(--font-en);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-gold);
  margin-bottom: 8px;
  opacity: 0.8;
}

.timeline-content h3 {
  font-family: var(--font-cn);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 10px;
}

.timeline-content p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- Responsive: About --- */
@media (max-width: 1024px) {
  .vision-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

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

@media (max-width: 768px) {
  .intro-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .intro-visual {
    max-width: 400px;
    margin: 0 auto;
  }

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

  .timeline-line {
    left: 20px;
  }

  .timeline-item {
    width: 100%;
    padding-right: 0;
    padding-left: 50px;
    text-align: left;
  }

  .timeline-item.timeline-right {
    margin-left: 0;
    padding-left: 50px;
  }

  .timeline-dot {
    right: auto;
    left: 12px;
  }

  .timeline-right .timeline-dot {
    left: 12px;
  }
}