/* 页面横幅 */
.about-hero {
  padding: 5rem 0;
  background: #f8f7f4;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.about-hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23d1cdc7' fill-opacity='0.1' fill-rule='evenodd'/%3E%3C/svg%3E");
  opacity: 0.3;
  pointer-events: none;
}
.about-hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
  position: relative;
  display: inline-block;
}
.about-hero h1::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 10%;
  width: 80%;
  height: 3px;
  background: #e0b88f;
  border-radius: 3px;
}
.about-hero p {
  font-size: 1.1rem;
  color: #645b4f;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* 通用样式 */
.section-padding {
  padding: 5rem 0;
}
.bg-light {
  background-color: #f8f7f4;
  position: relative;
}
.bg-light::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, #e0b88f 0%, #c89e73 100%);
}
.text-gray {
  color: #645b4f;
  line-height: 1.7;
}
.section-title {
  font-size: 2rem;
  color: #3a3630;
  position: relative;
  display: inline-block;
  margin-bottom: 1.5rem;
}
.section-title::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  width: 40px;
  height: 3px;
  background: #e0b88f;
}

/* 价值卡片 */
.value-card {
  padding: 2rem;
  background: white;
  border-radius: 6px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.04);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border-top: 3px solid transparent;
}
.value-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 20px rgba(0,0,0,0.08);
  border-top-color: #e0b88f;
}
.value-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #f1e9df;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #a07e56;
  font-size: 1.4rem;
  margin-bottom: 1.2rem;
  position: relative;
}
.value-icon::after {
  content: '';
  position: absolute;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 1px dashed #e0b88f;
  top: -5px;
  left: -5px;
}

/* 时间线 */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 1rem;
}
.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 22px;
  width: 2px;
  background: #e0b88f;
  opacity: 0.6;
}
.timeline-item {
  margin-bottom: 3rem;
  position: relative;
  padding-left: 65px;
}
.timeline-year {
  position: absolute;
  left: 0;
  top: 0;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: white;
  color: #a07e56;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.95rem;
  border: 2px solid #e0b88f;
  z-index: 1;
  box-shadow: 0 2px 8px rgba(224, 184, 143, 0.3);
}
.timeline-desc {
  background: white;
  padding: 1.5rem;
  border-radius: 6px;
  box-shadow: 0 2px 15px rgba(0,0,0,0.03);
  border-left: 3px solid #e0b88f;
}
.timeline-desc h4 {
  font-size: 1.2rem;
  margin-bottom: 0.7rem;
  color: #3a3630;
}
.timeline-divider {
  height: 25px;
  width: 2px;
  background: #e0b88f;
  opacity: 0.3;
  margin: 0 auto 0 22px;
}

/* 团队卡片 */
.team-card {
  background: white;
  border-radius: 6px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.04);
  transition: all 0.4s ease;
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.team-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, #e0b88f, transparent);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}
.team-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 20px rgba(0,0,0,0.08);
}
.team-card:hover::after {
  transform: scaleX(1);
}
.team-card h4 {
  color: #3a3630;
  margin-bottom: 0.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}
.team-card h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 1px;
  background: #e0b88f;
}

/* 按钮样式 */
.about-btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  background: #a07e56;
  color: white;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 5px rgba(160, 126, 86, 0.2);
}
.btn-primary:hover {
  background: #8d6d4b;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(160, 126, 86, 0.3);
}

/* 响应式调整 */
@media (max-width: 768px) {
  .section-title {
    font-size: 1.7rem;
  }
  .timeline-item {
    padding-left: 50px;
  }
  .value-card, .team-card {
    margin-bottom: 1.5rem;
  }
}