/* ============================================================
   CASES GRID
   ============================================================ */
.cases-grid { display: grid; grid-template-columns: 1fr; gap: 24px; align-items: stretch; }
@media (min-width: 640px) { .cases-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .cases-grid { grid-template-columns: repeat(3, 1fr); } }

.case-card .img-wrap { position: relative; height: 210px; overflow: hidden; }
.case-card .img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s cubic-bezier(0.23,1,0.32,1); }
.case-card:hover .img-wrap img { transform: scale(1.06); }
.case-card .img-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(10,35,66,0.72), transparent); }
.case-card .card-body { padding: 20px; }
.case-card h3 { font-family: 'Montserrat', sans-serif; font-weight: 700; color: var(--navy); font-size: 15px; margin-bottom: 4px; }
.case-card .en { font-family: 'Montserrat', sans-serif; font-size: 11px; color: var(--orange); margin-bottom: 10px; }
.case-card p { font-size: 13px; color: var(--text-muted); line-height: 1.7; margin-bottom: 14px; }
.case-card .card-footer { display: flex; align-items: center; justify-content: space-between; }
.case-card .client { font-size: 12px; color: var(--text-light); }
.case-card .detail-link { display: flex; align-items: center; gap: 4px; font-family: 'Montserrat', sans-serif; font-size: 12px; font-weight: 600; color: var(--orange); transition: gap var(--transition); }
.case-card:hover .detail-link { gap: 8px; }


/* ═══════════════════════════════════════════════════════════
   客户案例页面专用样式
   ═══════════════════════════════════════════════════════════ */
.case-filter-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.case-tab { background: transparent; border: 1px solid var(--border); border-radius: 2px; padding: 8px 18px; font-family: 'Montserrat', Arial, sans-serif; font-size: 12px; font-weight: 600; color: var(--text-muted); cursor: pointer; transition: all var(--transition); }
.case-tab.active, .case-tab:hover { background: var(--navy); border-color: var(--navy); color: #fff; }
.clients-wall { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 32px; }
@media (min-width: 640px) { .clients-wall { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .clients-wall { grid-template-columns: repeat(6, 1fr); } }
.client-item { border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 8px; text-align: center; font-family: 'Montserrat', Arial, sans-serif; font-size: 12px; font-weight: 600; color: var(--navy); transition: all var(--transition); }
.client-item:hover { border-color: var(--orange); color: var(--orange); }


/* ═══════════════════════════════════════════════════════════
   cases.html 专用样式
   ═══════════════════════════════════════════════════════════ */
.case-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), transform var(--transition);
}
.case-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.case-img {
  position: relative;
  height: 200px;
  overflow: hidden;
  flex-shrink: 0;
}
.case-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s cubic-bezier(0.23,1,0.32,1); }
.case-card:hover .case-img img { transform: scale(1.06); }
.case-tag {
  position: absolute; top: 12px; left: 12px;
  background: var(--orange); color: #fff;
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 11px; font-weight: 700;
  padding: 3px 10px; border-radius: 2px;
}
.case-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.case-level {
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 10px; font-weight: 700;
  color: var(--orange); text-transform: uppercase;
  letter-spacing: 0.06em; margin-bottom: 8px;
}
.case-body h3 {
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 700; font-size: 15px;
  color: var(--navy); margin-bottom: 10px; line-height: 1.4;
}
.case-body p {
  font-size: 13px; color: var(--text-muted);
  line-height: 1.75; margin-bottom: 16px; flex: 1;
}
.case-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
  margin-top: auto;
}
.case-meta-item {
  display: flex; flex-direction: column; gap: 2px;
}
.case-meta-item .label {
  font-size: 10px; color: var(--text-light);
  font-family: 'Montserrat', Arial, sans-serif;
}
.case-meta-item span:last-child {
  font-size: 12px; font-weight: 600; color: var(--navy);
}