/* ===== Cases list — 整页重设计，依赖 site-common ===== */
.page-cases .cs-stats{
  background:linear-gradient(135deg,#0F172A 0%,#002266 40%,#0033aa 100%);
  padding:0;position:relative;overflow:hidden;
}
.page-cases .cs-stats::before{
  content:"";position:absolute;top:-40%;right:-8%;width:380px;height:380px;
  border-radius:50%;background:rgba(255,255,255,.06);pointer-events:none;
}
.page-cases .cs-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);position:relative;z-index:1}
.page-cases .cs-stats-item{
  text-align:center;padding:44px 20px;
  border-right:1px solid rgba(255,255,255,.12);transition:background .3s;
}
.page-cases .cs-stats-item:last-child{border-right:none}
.page-cases .cs-stats-item:hover{background:rgba(255,255,255,.06)}
.page-cases .cs-stats-num{font-size:40px;font-weight:900;color:#fff;line-height:1;letter-spacing:-1px}
.page-cases .cs-stats-num em{font-style:normal;font-size:16px;font-weight:700;margin-left:2px;opacity:.85}
.page-cases .cs-stats-label{font-size:13px;color:rgba(255,255,255,.7);margin-top:10px}

.page-cases .cs-page{background:linear-gradient(180deg,#f7f9fc 0%,#fff 40%)}

/* 筛选条升级 */
.page-cases .cs-filter{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-bottom:40px;padding:14px 16px;
  background:#fff;border:1px solid rgba(15,23,42,.06);border-radius:16px;
  box-shadow:0 8px 28px rgba(15,23,42,.04);
}
.page-cases .cs-filter-btn{
  padding:10px 20px;border-radius:10px;font-size:14px;font-weight:600;
  border:1px solid transparent;background:transparent;color:var(--text-2);
  text-decoration:none;transition:var(--tr);
}
.page-cases .cs-filter-btn:hover{color:var(--blue);background:var(--blue-bg)}
.page-cases .cs-filter-btn.is-active{
  background:var(--blue);color:#fff;
  box-shadow:0 8px 22px rgba(0,51,170,.28);
}

/* 案例网格：一行四个 */
.page-cases .ix-case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}

.page-cases .pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:48px}
.page-cases .page-btn{
  width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:500;cursor:pointer;transition:var(--tr);
  border:1.5px solid var(--border);background:#fff;color:var(--text-2);text-decoration:none;
}
.page-cases .page-btn:hover{border-color:var(--blue);color:var(--blue)}
.page-cases .page-btn.active{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 4px 14px rgba(0,51,170,.3)}
.page-cases .page-btn.dots{border:none;cursor:default;background:none}

@media (max-width:1200px){
  .page-cases .ix-case-grid{grid-template-columns:repeat(2,1fr);gap:20px}
}
@media (max-width:992px){
  .page-cases .cs-stats-grid{grid-template-columns:repeat(2,1fr)}
  .page-cases .cs-stats-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.12)}
  .page-cases .cs-stats-item:nth-child(odd){border-right:1px solid rgba(255,255,255,.12)}
  .page-cases .cs-stats-item:nth-last-child(-n+2){border-bottom:none}
  .page-cases .ix-case-grid{grid-template-columns:repeat(2,1fr);gap:14px}
}
@media (max-width:768px){
  .page-cases .ix-case-grid{grid-template-columns:1fr;gap:16px}
  .page-cases .cs-filter{padding:12px;gap:8px}
  .page-cases .cs-filter-btn{padding:8px 14px;font-size:13px}
  .page-cases .cs-stats-num{font-size:32px}
}