@charset "UTF-8";

/* ==========================================
   MK体育在线官网 - 关于我们页样式 (A3故事时间轴)
   ========================================== */

/* ---- 页面Hero ---- */
.page-hero {
  background: linear-gradient(135deg, var(--dark) 0%, #2A4A2A 100%);
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../images/banner2.webp') center/cover no-repeat;
  opacity: 0.12;
}
.page-hero-inner { position: relative; }
.page-hero h1 { font-size: 2.4rem; color: var(--white); margin-bottom: 12px; }
.page-hero p { color: rgba(212,226,212,0.8); font-size: 1rem; max-width: 500px; margin: 0 auto; }

/* ---- 公司介绍 ---- */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0;
}
.about-intro-content h2 {
  font-size: 1.8rem;
  color: var(--dark);
  margin-bottom: 18px;
}
.about-intro-content p {
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text);
  margin-bottom: 14px;
}
.about-intro-image {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 12px 40px var(--shadow);
}
.about-intro-image img { width: 100%; height: 100%; object-fit: cover; }

/* ---- 故事时间轴 (A3) ---- */
.timeline { background: var(--light-bg); padding: 70px 0; }
.timeline-track {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}
.timeline-track::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--border) 0%, var(--secondary) 50%, var(--border) 100%);
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  width: 50%;
  padding: 0 40px 50px 0;
}
.timeline-item:nth-child(even) {
  margin-left: 50%;
  padding: 0 0 50px 40px;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute;
  width: 20px;
  height: 20px;
  background: var(--secondary);
  border: 4px solid var(--white);
  border-radius: 50%;
  top: 4px;
  right: -10px;
  box-shadow: 0 0 0 4px var(--primary);
  z-index: 2;
}
.timeline-item:nth-child(even) .timeline-dot { right: auto; left: -10px; }
.timeline-content {
  background: var(--white);
  border-radius: 10px;
  padding: 28px;
  box-shadow: 0 4px 16px var(--shadow);
  border: 1px solid var(--border);
}
.timeline-year {
  display: inline-block;
  padding: 4px 14px;
  background: var(--primary);
  color: var(--secondary);
  font-size: 0.85rem;
  font-weight: 700;
  font-style: italic;
  border-radius: 20px;
  margin-bottom: 10px;
}
.timeline-content h3 {
  font-size: 1.15rem;
  color: var(--dark);
  margin-bottom: 8px;
}
.timeline-content p { font-size: 0.88rem; color: #6B8A6B; line-height: 1.7; }

/* ---- 团队/价值观 ---- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.value-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 36px 24px;
  text-align: center;
  transition: all 0.35s ease;
}
.value-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 36px var(--shadow);
  border-color: var(--secondary);
}
.value-icon {
  width: 64px;
  height: 64px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 1.6rem;
  color: var(--secondary);
  transition: all 0.35s ease;
}
.value-card:hover .value-icon { background: var(--secondary); color: var(--white); transform: rotate(-5deg); }
.value-card h4 { font-size: 1.05rem; color: var(--dark); margin-bottom: 8px; }
.value-card p { font-size: 0.85rem; color: #7A9A7A; line-height: 1.6; }

/* ---- 响应式 ---- */
@media (max-width: 1024px) {
  .about-intro { grid-template-columns: 1fr; gap: 40px; }
  .about-intro-image { max-height: 400px; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .page-hero h1 { font-size: 1.9rem; }
  .timeline-track::before { left: 20px; }
  .timeline-item,
  .timeline-item:nth-child(even) {
    width: 100%;
    margin-left: 0;
    padding: 0 0 40px 50px;
  }
  .timeline-dot,
  .timeline-item:nth-child(even) .timeline-dot { right: auto; left: 11px; }
  .values-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .value-card { padding: 24px 16px; }
}

@media (max-width: 480px) {
  .page-hero h1 { font-size: 1.5rem; }
  .values-grid { grid-template-columns: 1fr; }
}