/* ===============================
   全局页面通用样式（所有子页面共用）
=============================== */
.page { padding: 120px 0 80px; }
.page-title { font-size: 36px; margin-bottom: 24px; color: #fff; }
.page-img {
  width: 100%; height: 600px; object-fit: cover;
  border-radius: 10px; margin-bottom: 24px;
}
.page-content {
  color: #ccc; line-height: 1.8; font-size: 16px;
}
.page-content p { margin-bottom: 16px; }

/* ===============================
   案例展示样式（公共）
=============================== */
.cases { background: #0f0f12; }
.section-title {
  font-size: 28px; margin-bottom: 40px; color: #fff;
  text-align: center; padding: 20px 0;
}
.grid-5 > * { flex: 1 1 200px; }
.case-card {
  background: #16161b; border-radius: 10px; overflow: hidden;
  transition: .3s; cursor: pointer;
}
.case-card:hover { transform: translateY(-8px); box-shadow: 0 16px 32px rgba(168, 85, 247, 0.2); }
.case-img {
  width: 100%; height: 180px; object-fit: cover;
  display: block;
}
.case-name {
  padding: 16px 16px 8px; font-size: 16px; color: #fff;
  font-weight: 600;
}
.case-desc {
  padding: 0 16px 16px; font-size: 13px; color: #999;
}

/* ===============================
   设备清单样式（公共）
=============================== */
.equipment { background: #0c0c0e; }
.equipment-category {
  margin-bottom: 60px;
}
.equipment-title {
  font-size: 20px; color: #a855f7; margin-bottom: 24px;
  padding-bottom: 12px; border-bottom: 2px solid #a855f7;
}
.grid-4 > * { flex: 1 1 220px; }
.equipment-item {
  background: #16161b; border-radius: 8px; overflow: hidden;
  padding: 16px; text-align: center; transition: .3s;
}
.equipment-item:hover { transform: translateY(-4px); border: 1px solid #a855f7; }
.equipment-img {
  width: 100%; height: 160px; object-fit: cover;
  border-radius: 6px; margin-bottom: 12px;
  display: block;
}
.equipment-item h4 {
  font-size: 15px; color: #fff; margin-bottom: 8px;
  font-weight: 600;
}
.equipment-item p {
  font-size: 12px; color: #999; line-height: 1.6;
}

/* ===============================
   响应式适配（公共）
=============================== */
@media (max-width: 900px) {
  .section-title { font-size: 24px; margin-bottom: 30px; }
  .grid-5 > * { flex: 1 1 180px; }
  .grid-4 > * { flex: 1 1 180px; }
  .equipment-category { margin-bottom: 40px; }
}

@media (max-width: 768px) {
  .about-grid, .founder-section {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .founder-vertical-text { display: none; }
  .founder-right {
    border-left: none;
    padding-left: 0;
  }
}

@media (max-width: 640px) {
  .page-title { font-size: 28px; }
  .page-img { height: 250px; }
  .section-title { font-size: 20px; margin-bottom: 24px; }
  .grid-5 > *, .grid-4 > * { flex: 1 1 160px; }
  .case-img, .equipment-img { height: 140px; }
  .case-name, .equipment-item h4 { font-size: 14px; }
  .equipment-title { font-size: 16px; }
}