:root{--brand-color: #EA5F1A;--brand-shadow: rgba(234, 95, 26, .28);--brand-fade: rgba(234, 95, 26, 0);color:#191919;background:#fff;font-family:Microsoft YaHei,PingFang SC,Helvetica Neue,Arial,sans-serif;font-synthesis:none;line-height:1.5;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,a{-webkit-tap-highlight-color:transparent}#app{min-height:100vh}.site-shell{min-height:100vh;overflow-x:hidden;background:#fff}.section-inner{width:min(1120px,calc(100% - 40px));margin:0 auto}.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;height:64px;padding:0 max(24px,calc((100vw - 1120px)/2));border-bottom:1px solid rgba(17,17,17,.06);background:#fffffff0;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.brand{display:inline-flex;align-items:center;gap:8px;color:var(--brand-color);font-size:18px;font-weight:800;white-space:nowrap}.brand-mark{display:inline-grid;width:34px;height:34px;place-items:center;border:2px solid var(--brand-color);border-radius:50%;font-size:12px;line-height:1}.nav-list{display:flex;align-items:center;gap:clamp(18px,3vw,48px);color:#616161;font-size:14px}.nav-link{position:relative;padding:22px 0 20px}.nav-link.active,.nav-link:hover{color:var(--brand-color)}.nav-link.active:after,.nav-link:hover:after{position:absolute;right:0;bottom:10px;left:0;height:3px;border-radius:999px;background:var(--brand-color);content:""}.hero-section{min-height:calc(100vh - 64px);background:linear-gradient(180deg,#c6c7cb,#f7f7f7 92%)}.hero-grid{display:grid;grid-template-columns:minmax(320px,.86fr) minmax(420px,1.14fr);align-items:center;min-height:calc(100vh - 64px);gap:24px;padding:58px 0 48px}.hero-copy{position:relative;z-index:1}.eyebrow{margin:0 0 14px;color:var(--brand-color);font-size:15px;font-weight:800;letter-spacing:0}.hero-copy h1{margin:0;color:#fff;font-size:clamp(48px,6vw,82px);font-weight:800;line-height:1.14}.hero-subtitle{width:min(520px,100%);margin:26px 0 0;color:#ffffffeb;font-size:clamp(17px,1.8vw,24px);font-weight:700}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:44px}.primary-button,.ghost-button,.outline-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 24px;border-radius:4px;font-size:14px;font-weight:800}.primary-button{color:#fff;background:var(--brand-color);box-shadow:0 12px 22px var(--brand-shadow)}.ghost-button{border:1px solid rgba(255,255,255,.72);color:#fff}.outline-button{border:1px solid var(--brand-color);color:var(--brand-color)}.hero-visual{align-self:end;margin-right:min(-8vw,-32px)}.hero-visual img{width:min(720px,58vw);height:auto;object-fit:contain}.features-section,.process-section,.advantages-section{padding:88px 0;background:#fff}.section-heading{margin-bottom:46px;text-align:center}.section-heading h2,.battery-copy h2{margin:0;color:#171717;font-size:clamp(28px,3.3vw,42px);font-weight:800;line-height:1.22}.feature-layout{display:grid;grid-template-columns:repeat(3,1fr);align-items:center;gap:24px}.feature-card{min-height:210px;padding:28px;border:1px solid #eeeeee;border-radius:8px;background:#fff}.feature-card h3{margin:18px 0 12px;color:#171717;font-size:20px}.feature-card p,.battery-copy p,.process-item p{margin:0;color:#666;font-size:15px}.feature-icon{display:inline-grid;width:46px;height:46px;place-items:center;border:2px solid #171717;border-radius:50%;color:#171717;font-size:14px;font-weight:800}.cabinet-card{grid-row:span 2;width:min(260px,100%);justify-self:center;padding:16px;border:10px solid #d9dbde;border-radius:8px;background:#eee;box-shadow:0 30px 50px #0000001f}.cabinet-head{display:flex;align-items:center;justify-content:space-between;min-height:68px;padding:12px;border:1px solid #222222;color:var(--brand-color);font-weight:800}.cabinet-slots{display:grid;gap:8px;margin-top:14px}.cabinet-slots span{display:grid;min-height:76px;place-items:center;border:1px solid #222222;background:#fff;color:#171717;font-size:26px;font-style:italic;font-weight:800}.cabinet-slots .dark{color:#fff;background:#050505}.process-section{border-top:1px solid #f0f0f0}.process-list{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;margin:0;padding:0;list-style:none}.process-item{position:relative;text-align:center}.process-item:not(:last-child):after{position:absolute;top:25px;right:-12px;width:24px;height:1px;background:#d9d9d9;content:""}.process-icon{display:inline-grid;width:52px;height:52px;place-items:center;border:1px solid #d9d9d9;border-radius:50%;color:var(--brand-color);font-size:18px;font-weight:800}.process-item h3{margin:18px 0 8px;color:#222;font-size:16px}.battery-section{padding:92px 0;background:#f5f6f8}.battery-grid{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(320px,1.2fr);align-items:center;gap:54px}.battery-copy p{max-width:470px;margin:22px 0 28px}.battery-visual{min-height:420px;overflow:hidden}.battery-visual img{width:100%;height:100%;max-height:520px;object-fit:cover;object-position:center bottom}.compare-grid{display:grid;grid-template-columns:minmax(260px,1fr) 80px minmax(260px,1fr);align-items:center;gap:26px}.compare-column h3{margin:0 0 28px;color:#171717;font-size:26px;text-align:center}.compare-column ul{display:grid;gap:22px;margin:0;padding:0;list-style:none}.compare-column li{min-height:48px;padding:14px 22px;border-radius:999px;color:#fff;font-size:15px;font-weight:700;text-align:center;background:linear-gradient(90deg,#c9c9c9,#767676)}.compare-column.positive li{background:linear-gradient(90deg,#b9b9b9,#555)}.compare-arrow{width:46px;height:250px;margin:44px auto 0;background:linear-gradient(180deg,var(--brand-color),var(--brand-fade));clip-path:polygon(50% 0,94% 15%,67% 15%,67% 100%,33% 100%,33% 15%,6% 15%)}.site-footer{padding:54px 0 96px;color:#f2f2f2;background:#202020}.footer-inner{border-top:1px solid rgba(255,255,255,.16);padding-top:30px}.footer-brand{margin-bottom:38px}.footer-groups{display:grid;grid-template-columns:repeat(4,minmax(120px,1fr));gap:34px}.footer-group h2{margin:0 0 14px;color:#fff;font-size:15px}.footer-group a{display:block;margin-top:8px;color:#c8c8c8;font-size:14px}@media (max-width: 900px){.site-header{height:auto;min-height:64px;flex-wrap:wrap;gap:10px;padding:12px 20px}.nav-list{width:100%;justify-content:space-between;gap:10px;overflow-x:auto;font-size:13px}.nav-link{flex:0 0 auto;padding:8px 0 10px}.nav-link.active:after,.nav-link:hover:after{bottom:2px}.hero-grid,.battery-grid{grid-template-columns:1fr}.hero-grid{min-height:auto;padding-top:54px}.hero-copy h1{font-size:clamp(42px,13vw,64px)}.hero-visual{margin:0 -20px}.hero-visual img{width:100%}.feature-layout{grid-template-columns:1fr 1fr}.cabinet-card{grid-column:1 / -1;grid-row:auto}.process-list{grid-template-columns:1fr;gap:20px}.process-item{padding:18px;border:1px solid #eeeeee;border-radius:8px;text-align:left}.process-item:not(:last-child):after{display:none}.process-icon{float:left;margin-right:16px}.compare-grid{grid-template-columns:1fr}.compare-arrow{width:220px;height:14px;margin:6px auto;transform:rotate(90deg)}.footer-groups{grid-template-columns:repeat(2,minmax(120px,1fr))}}@media (max-width: 560px){.section-inner{width:min(100% - 28px,1120px)}.features-section,.process-section,.advantages-section,.battery-section{padding:64px 0}.brand{font-size:16px}.hero-actions,.primary-button,.ghost-button,.outline-button{width:100%}.feature-layout,.footer-groups{grid-template-columns:1fr}.feature-card{min-height:auto}.battery-visual{min-height:300px}.compare-column li{border-radius:8px}}