.cases-page-hero{padding:100px 0 40px;position:relative;overflow:hidden}.cases-page-bg{z-index:0;background:url(https://qinghuiche.oss-cn-beijing.aliyuncs.com/lightenter/images/case.png) 50%/cover no-repeat;position:absolute;inset:0}.cases-page-bg:before{content:"";background:radial-gradient(circle,#1e65ff1f 0%,#0000 70%);border-radius:50%;width:600px;height:600px;position:absolute;top:-30%;right:-5%}.cases-page-layout{z-index:1;justify-content:space-between;align-items:center;gap:40px;display:flex;position:relative}.cases-page-text{flex:1}.cases-page-text h1{color:var(--text-primary);margin-bottom:16px;font-size:2.6rem;font-weight:800}.cases-page-text p{color:var(--text-secondary);max-width:600px;font-size:1.05rem;line-height:1.8}.cases-filter{flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:36px;display:flex}.filter-btn{border:1px solid var(--border-color);background:var(--bg-white);color:var(--text-secondary);cursor:pointer;transition:var(--transition);font-size:.9rem;font-weight:500;font-family:var(--font-sans);border-radius:50px;padding:8px 24px}.filter-btn:hover{border-color:var(--primary);color:var(--primary)}.filter-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}.cases-page-grid{grid-template-columns:repeat(4,1fr);gap:24px;display:grid}.case-card{border-radius:var(--radius-md);border:1px solid var(--border-color);background:var(--bg-white);transition:all .4s;display:block;overflow:hidden}.case-card:hover{box-shadow:var(--shadow-lg);border-color:var(--primary);transform:translateY(-6px)}.case-card-image{aspect-ratio:16/10;background:var(--primary-bg);position:relative;overflow:hidden}.case-card-img{object-fit:cover;width:100%;height:100%;transition:var(--transition);display:block}.case-card:hover .case-card-img{transform:scale(1.1)}.case-card-overlay{opacity:0;transition:var(--transition);background:#1e65ffd9;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.case-card:hover .case-card-overlay{opacity:1}.case-card-overlay span{color:#fff;border:2px solid #fff9;border-radius:50px;padding:8px 20px;font-size:.9rem;font-weight:600}.case-card-info{flex-direction:column;gap:6px;padding:16px;display:flex}.case-card-name{color:var(--text-primary);-webkit-line-clamp:1;-webkit-box-orient:vertical;font-size:.95rem;font-weight:600;line-height:1.4;display:-webkit-box;overflow:hidden}.case-card-desc{color:var(--text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:.8rem;line-height:1.5;display:-webkit-box;overflow:hidden}.case-card-tags{flex-wrap:wrap;gap:5px;margin-top:2px;display:flex}.case-card-tag-item{border:1px solid;border-radius:3px;padding:2px 8px;font-size:.72rem;font-weight:500;line-height:1.4;display:inline-block}.cases-pagination{justify-content:center;align-items:center;gap:6px;margin-top:50px;display:flex}.pagination-btn{border:1px solid var(--border-color);background:var(--bg-white);min-width:38px;height:38px;color:var(--text-secondary);cursor:pointer;transition:var(--transition);font-size:.88rem;font-weight:500;font-family:var(--font-sans);user-select:none;border-radius:8px;justify-content:center;align-items:center;padding:0 10px;display:flex}.pagination-btn:hover:not(.active):not(.disabled){border-color:var(--primary);color:var(--primary)}.pagination-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}.pagination-btn.disabled{opacity:.35;cursor:not-allowed}.pagination-ellipsis{text-align:center;min-width:30px;color:var(--text-light);font-size:.85rem}.qrcode-modal-overlay{z-index:9999;opacity:0;pointer-events:none;backdrop-filter:blur(4px);background:#0000008c;justify-content:center;align-items:center;transition:opacity .3s;display:flex;position:fixed;inset:0}.qrcode-modal-overlay.active{opacity:1;pointer-events:auto}.qrcode-modal{background:#fff;border-radius:16px;width:320px;max-width:90vw;padding:40px 36px 32px;animation:.3s modalIn;position:relative;box-shadow:0 20px 60px #0003}@keyframes modalIn{0%{opacity:0;transform:translateY(20px)scale(.95)}to{opacity:1;transform:translateY(0)scale(1)}}.qrcode-modal-close{color:var(--text-light);cursor:pointer;font-size:1.6rem;line-height:1;font-family:var(--font-sans);background:0 0;border:none;padding:4px;transition:color .2s;position:absolute;top:12px;right:16px}.qrcode-modal-close:hover{color:var(--text-primary)}.qrcode-modal-content{text-align:center}.qrcode-modal-title{color:var(--text-primary);margin-bottom:6px;font-size:1.2rem;font-weight:700}.qrcode-modal-subtitle{color:var(--text-secondary);margin-bottom:24px;font-size:.85rem}.qrcode-modal-img{border-radius:8px;width:180px;height:180px;margin:0 auto 16px;display:block}.qrcode-modal-hint{color:var(--text-light);font-size:.8rem}@media (width<=968px){.cases-page-hero{padding:90px 0 30px}.cases-page-layout{text-align:center;flex-direction:column}.cases-page-text p{margin:0 auto}.cases-page-text h1{margin-bottom:8px;font-size:1.8rem}.cases-page-text p{font-size:.95rem}.cases-page-visual{display:none}.cases-page-grid{grid-template-columns:repeat(2,1fr);gap:16px}.cases-filter{gap:8px;margin-bottom:24px}.filter-btn{padding:6px 16px;font-size:.85rem}}@media (width<=480px){.cases-page-grid{grid-template-columns:1fr}}