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p{color:var(--text-light);line-height:1.8;margin-bottom:8px}.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-top:40px}.benefit-card{background:#fff;padding:30px;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);text-align:center}.benefit-card .icon{font-size:36px;color:var(--primary-color);margin-bottom:16px}.footer{background:var(--bg-dark);color:#fff;padding:60px 0 30px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:80px;margin-bottom:40px}.footer-column h3{font-size:18px;font-weight:600;margin-bottom:24px;position:relative;padding-bottom:12px}.footer-column h3:after{content:"";position:absolute;bottom:0;left:0;width:40px;height:3px;background:var(--primary-color);border-radius:3px}.footer-column p,.footer-column li{color:#ffffffb3;line-height:1.8}.footer-column a{color:#ffffffb3;transition:var(--transition)}.footer-column a:hover{color:#fff}.footer-column ul 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img{max-width:100%;height:auto;border-radius:var(--radius-md);margin:20px 0}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-gray)}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-light)}.back-to-top{position:fixed;right:24px;bottom:32px;width:44px;height:44px;background:var(--primary-color);color:#fff;border:none;border-radius:50%;cursor:pointer;z-index:999;opacity:0;visibility:hidden;transform:translateY(20px);transition:all .3s ease;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:14px;box-shadow:0 4px 15px #2563eb59}.back-to-top span{font-size:11px;line-height:1}.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0)}.back-to-top:hover{background:var(--primary-dark);transform:translateY(-3px);box-shadow:0 6px 20px #2563eb73}.read-more{display:inline-flex;align-items:center;gap:8px;color:var(--primary-color);font-weight:500;margin-top:16px;transition:all .3s ease;font-size:14px}.read-more:hover{gap:12px;color:var(--primary-dark)}.empty-tip,.loading-box{text-align:center;padding:60px 0;color:var(--text-muted)}