.case-grid{grid-template-columns:repeat(3,1fr)}.case-card{border:1px solid var(--line);background:#fff;overflow:hidden;transition:.2s}.case-card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(25,59,99,.12);border-color:#a7c3e4}.case-cover{height:205px;background:#e9f1f9;overflow:hidden}.case-cover img{width:100%;height:100%;object-fit:cover}.case-copy{padding:22px}.case-copy span{font-size:12px;color:var(--blue)}.case-copy h3{font-size:18px;line-height:1.45;margin:7px 0;min-height:52px}.case-copy p{color:var(--muted);font-size:13px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:68px}.case-copy b{color:var(--blue)}.case-article{max-width:860px}.case-article h2{font-size:24px;margin:44px 0 14px;padding-left:14px;border-left:4px solid var(--blue)}.case-article p{color:#4f5e71;font-size:16px;line-height:2;text-align:justify}.case-article figure{margin:24px 0 34px}.case-article img{width:100%;height:auto;display:block;border:1px solid var(--line)}.case-meta{color:#8b98a9;margin-top:12px}.case-layout{display:grid;grid-template-columns:1fr 280px;gap:50px}.case-nav{position:sticky;top:100px;background:var(--soft);padding:22px}.case-nav a,.case-nav [data-copy-phone]{display:block;color:var(--blue);margin-top:12px}@media(max-width:800px){.case-grid{grid-template-columns:1fr}.case-layout{grid-template-columns:1fr}.case-nav{position:static}.case-cover{height:190px}}