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ease}.mobile-child-group.is-open>.mobile-child-panel{max-height:180px;padding-top:4px;padding-bottom:6px}.mobile-child-panel>a{min-height:34px;padding-left:14px;color:#555;font-size:13px;font-weight:600}.submenu-group>a{display:none}.submenu-group{position:static;width:100%}.submenu-group .child-toggle{display:flex;width:100%;align-items:center;justify-content:space-between;min-height:38px;padding:0 12px;border-bottom:0;border-radius:5px;background:#fff;color:#111;font-size:14px;font-weight:700;text-transform:none}.child-dropdown{position:static;top:auto;left:auto;display:block;width:100%;max-height:0;padding-left:12px;overflow:hidden;box-shadow:none;opacity:1;visibility:visible;transform:none;transition:max-height 0.22s ease,padding 0.22s ease}.submenu-group>a::after{display:none}.submenu-group.is-open>.child-dropdown{display:block;max-height:180px;padding-top:4px;padding-bottom:6px}.child-dropdown a{display:flex;width:100%;align-items:center;justify-content:flex-start;min-height:34px;padding-left:14px;background:#fff;color:#555;font-size:13px;font-weight:600}.mobile-menu-toggle{display:inline-flex}}.page-hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;background-position:right center;background-repeat:no-repeat;background-size:cover}.page-hero::after{content:'';position:absolute;background:url(https://www.china-storagebattery.com/wp-content/themes/storagebattery/static/img/mask-bot-subtract.png);background-repeat:no-repeat;width:100%;height:100px;right:0;bottom:-22px;z-index:99}.page-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0}.page-hero-overlay{position:absolute;inset:0;z-index:1;background:linear-gradient(100deg,rgb(20 16 15 / .92) 0%,rgb(20 16 15 / 16%) 42%,rgb(20 16 15 / .35) 100%),linear-gradient(to top,rgb(20 16 15 / 34%),transparent 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i,.btn-ghost:hover i{transform:translate(2px,-2px)}.btn-primary{background:var(--c1)!important;color:#fff!important;box-shadow:0 6px 20px var(--red-glow)}.btn-primary:hover{background:var(--red-dark);transform:translateY(-2px);box-shadow:0 12px 32px var(--red-glow)}.btn-ghost{background:#fff0;color:#fff;border:1.5px solid rgb(255 255 255 / .3)}.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px)}.eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--f-body);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;font-weight:600;color:var(--c2)}.eyebrow-line{display:inline-block;width:32px;height:1.5px;background:var(--c2);flex-shrink:0}.m-page{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:44px}.m-page .page-numbers{min-width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;padding:0 12px;color:var(--ink-3);background:var(--white);border:1px solid 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i{line-height:1}.sidebar-product-search form:focus-within .product-search-input{background:#fff!important;border-color:var(--c1)!important;box-shadow:0 10px 26px rgb(215 25 63 / .13)!important}.sidebar-product-search form:focus-within .search-icon{color:var(--c1)}.sidebar-product-search button:hover{background:#b91232;transform:translateY(-50%) scale(1.04)}.sidebar-product-search input[type='text'],.sidebar-product-search input[type='search']{max-width:100%!important}@media (max-width:768px){.sidebar-product-search{padding:14px 12px 12px}.sidebar-product-search .product-search-input{height:42px!important;line-height:42px!important;border-radius:10px!important}.sidebar-product-search button{width:30px;height:30px;border-radius:8px}}