/* 仅客户案例页面的AI落地案例区域；不覆盖海外社媒案例和其他栏目 */
.ai-case-section{background:linear-gradient(135deg,#e9f4ff 0%,#f7fbff 52%,#eaf4ff 100%);padding:72px 0 82px;color:#142f64}
.ai-case-heading{text-align:center;margin:0 auto 36px}.ai-case-heading>span{color:#78aafa;font-size:16px;font-weight:750;letter-spacing:1.4px}.ai-case-heading h2{font-size:42px;margin:8px 0 10px;color:#0b2867}.ai-case-heading p{color:#365785;font-size:17px}
.ai-case-feature,.ai-case-card{background:rgba(255,255,255,.95);border:1px solid #e5efff;box-shadow:0 12px 28px rgba(44,93,159,.08);border-radius:18px;overflow:hidden}
.ai-case-feature{display:grid;grid-template-columns:1.1fr 1fr;gap:22px;padding:18px;margin-bottom:20px}
.ai-case-feature-photo{position:relative;min-height:305px;overflow:hidden;border-radius:12px}.ai-case-feature-photo>img{width:100%;height:100%;object-fit:cover;display:block}
.ai-photo-caption{position:absolute;top:22px;left:24px;background:rgba(15,68,148,.87);color:white;border:1px solid #94c8ff;padding:12px 20px;border-radius:12px;font-weight:700;box-shadow:0 5px 22px #123f8055}.ai-photo-caption strong{color:#ffdd64;font-size:24px}
.ai-case-info{padding:10px 12px 8px 0;display:flex;flex-direction:column;justify-content:center}.ai-case-name{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.ai-case-name>b{background:#93c1ff;color:#fff;border-radius:8px;padding:6px 11px;font-size:21px}.ai-case-name h3{margin:0;color:#102e73;font-size:24px}.ai-case-name span{border:1px solid #a4caff;border-radius:20px;padding:4px 10px;color:#3d7de0;font-size:12px}
.ai-case-info>p,.ai-case-card-info>p{line-height:1.85;font-size:14px;color:#425f8b;margin:18px 0}
.ai-case-kpis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.ai-case-kpis>div{min-width:0;text-align:center;background:#f1f6ff;border-radius:10px;padding:11px 4px}.ai-case-kpis strong{display:block;font-size:23px;color:#0751c5;white-space:nowrap}.ai-case-kpis small{display:block;color:#526b96;font-size:11px;margin-top:4px;line-height:1.4}
.ai-case-button{display:inline-block;align-self:flex-start;margin-top:16px;padding:8px 19px;border:1px solid #3d7df3;border-radius:24px;color:#2469d6;font-weight:700;font-size:13px;text-decoration:none}.ai-case-button:hover{background:#edf5ff}
.ai-case-row{display:grid;grid-template-columns:1.12fr 1fr;gap:18px}.ai-case-card{display:grid;grid-template-columns:34% 1fr;gap:15px;padding:16px}.ai-case-card-photo{min-height:370px;overflow:hidden;border-radius:12px}.ai-case-card-photo img{width:100%;height:100%;object-fit:cover;display:block}.ai-case-card-info{display:flex;flex-direction:column;align-items:flex-start;min-width:0}.ai-case-card .ai-case-name h3{font-size:19px}.ai-case-card .ai-case-name>b{font-size:17px;padding:5px 9px}.ai-case-card-info>p{margin:12px 0}.ai-case-card .ai-case-kpis{width:100%}.ai-case-card .ai-case-kpis strong{font-size:19px}.ai-case-kpis-six{grid-template-rows:repeat(2,1fr)}.ai-case-highlight{width:100%;box-sizing:border-box;margin-top:11px;background:#fff8e8;color:#3a4663;padding:11px;border-radius:10px;font-size:12px;text-align:center}.ai-case-highlight strong{color:#ed9500;font-size:22px}.ai-case-shrink .ai-case-highlight strong{font-size:15px}.ai-case-card .ai-case-button{margin-top:auto;transform:translateY(7px)}.ai-case-disclaimer{font-size:12px;color:#7186a6;margin-top:25px;line-height:1.7}
@media(max-width:1100px){.ai-case-row{grid-template-columns:1fr}.ai-case-card-photo{min-height:280px}}
@media(max-width:760px){.ai-case-feature{grid-template-columns:1fr}.ai-case-feature-photo{min-height:220px}.ai-case-info{padding:6px}.ai-case-heading h2{font-size:32px}.ai-case-section{padding:48px 0}.ai-case-card{grid-template-columns:1fr}.ai-case-card-photo{min-height:230px;max-height:300px}.ai-case-card .ai-case-button{margin-top:18px;transform:none}}
@media(max-width:390px){.ai-case-kpis strong{font-size:18px}.ai-case-card .ai-case-kpis strong{font-size:16px}}