:root{color-scheme:light;--ink:#202624;--muted:#68716f;--accent:#087d72;--line:#e2e6e4;--soft:#f5f7f6}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:#fff;color:var(--ink);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;letter-spacing:0}a{color:inherit;text-decoration:none}button{font:inherit}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #00ac98;outline-offset:5px}img{display:block;max-width:100%}.container{width:min(1200px,calc(100% - 96px));margin-inline:auto}.site-header{background:#fff;position:relative;z-index:5}.header-inner{height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.logo{width:182px;height:50px}.site-nav{display:flex;gap:36px;font-size:14px}.site-nav a:hover{color:var(--accent)}.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:48px;padding:12px 22px;border-radius:6px;font-size:14px;font-weight:600;border:1px solid var(--line);transition:background .15s}.primary{color:#fff;background:var(--accent);border-color:var(--accent)}.primary:hover{background:#07675f}.login-button{min-height:40px;padding:8px 18px}.login-button:hover{background:var(--soft)}.account-menu{position:relative;max-width:260px}.account-menu summary{list-style:none;display:flex;align-items:center;gap:10px;cursor:pointer;font-size:14px;min-height:44px}.account-menu summary::-webkit-details-marker{display:none}.account-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-dot{width:9px;height:9px;background:var(--accent);border-radius:50%;flex-shrink:0}.account-popover{position:absolute;right:0;top:calc(100% + 10px);width:190px;background:white;border:1px solid var(--line);border-radius:6px;padding:6px;box-shadow:0 8px 24px #20262414}.account-popover a,.account-popover button{display:block;width:100%;padding:12px;text-align:left;border:0;background:none;font-size:14px;cursor:pointer}.account-popover a:hover,.account-popover button:hover{background:var(--soft)}
.hero{position:relative;min-height:510px;height:clamp(450px,calc(100svh - 230px),650px);overflow:hidden;background:#176e81;color:#fff}.hero-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 45%}.hero:after{content:"";position:absolute;inset:0;background:rgba(0,30,40,.19);pointer-events:none}.hero-content{position:relative;z-index:1;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding-block:34px}.eyebrow{font-size:11px;line-height:1.5;font-weight:600;margin:0 0 18px}.hero h1{font-size:76px;line-height:1;margin:0 0 20px;font-weight:650}.hero h2{font-size:30px;line-height:1.5;margin:0 0 14px;font-weight:500}.hero-description{font-size:15px;line-height:1.9;margin:0 0 26px}.hero-actions{display:flex;align-items:center;gap:28px}.hero .primary{background:#fff;border-color:#fff;color:#165d56}.hero .primary:hover{background:#e6f4ee}.explore{font-size:13px;display:flex;align-items:center;gap:16px}.hero-models{display:flex;gap:24px;margin-top:34px;font-size:12px}.hero-models span+span{border-left:1px solid #ffffff70;padding-left:24px}.hero-caption{position:absolute;right:28px;bottom:20px;z-index:1;font-size:11px;color:#ffffffd9}
.model-section{padding-block:62px 56px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:28px;margin-bottom:32px}.section-heading .eyebrow{color:var(--accent);margin-bottom:12px}.section-heading h2{font-size:28px;line-height:1.5;font-weight:550;margin:0}.section-heading>p{font-size:13px;color:var(--muted);margin:0 0 6px}.model-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.model-card{min-width:0}.model-visual{position:relative;aspect-ratio:1/1;overflow:hidden;border-radius:6px;background:var(--soft)}.model-visual img{width:100%;height:100%;object-fit:contain}.visual-label{position:absolute;left:16px;bottom:16px;background:#ffffffed;border-radius:4px;padding:7px 10px;font-size:11px}.model-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:24px}.model-heading h3{font-size:24px;line-height:1.3;margin:0;font-weight:550}.model-heading span{font-size:11px;color:var(--muted)}.model-card h4{font-size:16px;margin:12px 0 10px;font-weight:550}.model-card p{font-size:13px;line-height:1.9;color:var(--muted);margin:0;min-height:74px}.model-card>a{display:inline-flex;gap:26px;align-items:center;margin-top:20px;color:var(--accent);font-size:13px;font-weight:600}.demo-note{color:var(--muted);font-size:11px;line-height:1.8;margin:32px 0 0}
.scene-section{background:var(--soft);padding-block:60px 42px}.scene-row{display:grid;grid-template-columns:1fr 2fr;gap:48px;align-items:center;border-bottom:1px solid var(--line);padding:36px 0}.scene-index{font-size:11px;color:var(--accent)}.scene-copy h3{font-size:24px;line-height:1.6;font-weight:550;margin:16px 0 12px}.scene-copy p{font-size:13px;line-height:1.9;color:var(--muted);margin:0}.comparison{display:grid;grid-template-columns:minmax(0,1fr) 28px minmax(0,1fr);align-items:center;gap:18px}.comparison figure{margin:0;min-width:0}.comparison img{width:100%;aspect-ratio:1/1;object-fit:contain;border-radius:4px}.comparison figcaption{font-size:12px;color:var(--muted);text-align:center;margin-top:12px}.comparison-arrow{font-size:20px;text-align:center;color:var(--muted);padding-bottom:30px}.color-comparison{grid-template-columns:minmax(0,1fr) 16px minmax(0,1fr) 16px minmax(0,1fr);gap:10px}.batch-note{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:32px}.batch-note span{font-size:16px;font-weight:550}.batch-note p{color:var(--muted);font-size:13px;line-height:1.8;margin:0}.closing{padding-block:64px;display:flex;justify-content:space-between;align-items:center;gap:28px}.closing .eyebrow{color:var(--accent);margin-bottom:12px}.closing h2{font-size:28px;margin:0;font-weight:550;line-height:1.5}.site-footer{border-top:1px solid var(--line);padding-block:24px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted)}.site-footer>a:first-child{font-size:17px;color:var(--ink);font-weight:600}
@media(min-width:1600px){.hero-content{width:min(1400px,calc(100% - 160px))}}@media(max-width:900px){.container{width:calc(100% - 48px)}.model-grid{gap:20px}.model-heading{flex-wrap:wrap;gap:6px}.section-heading{align-items:flex-start;flex-direction:column;gap:12px}.scene-row{gap:24px;grid-template-columns:1fr 1.7fr}.batch-note{align-items:flex-start;flex-direction:column;gap:10px}.hero h1{font-size:64px}.hero h2{font-size:27px}.hero-image{object-position:58% center}.model-card p{min-height:100px}}
@media(max-width:600px){.container{width:calc(100% - 40px)}.header-inner{height:72px;gap:16px}.logo{width:154px;height:43px}.site-nav{display:none}.account-menu{max-width:140px}.account-menu summary{font-size:12px}.hero{height:560px;min-height:0}.hero-image{object-position:40% center}.hero:after{background:rgba(0,30,40,.32)}.hero h1{font-size:56px}.hero h2{font-size:24px}.hero-description{font-size:13px}.hero-actions{align-items:flex-start;flex-direction:column;gap:20px}.hero-models{gap:14px;margin-top:28px}.hero-models span+span{padding-left:14px}.hero-caption{right:20px;bottom:14px;font-size:10px}.model-section{padding-block:40px}.section-heading h2{font-size:23px}.model-grid{grid-template-columns:1fr;gap:38px}.model-visual{aspect-ratio:1.15/1}.model-heading{margin-top:20px}.model-heading h3{font-size:24px}.model-card p{min-height:0}.scene-section{padding-block:40px 32px}.scene-row{grid-template-columns:1fr;gap:24px;padding-block:28px}.scene-copy h3{font-size:23px;margin:10px 0}.scene-copy p br{display:none}.comparison{gap:10px;grid-template-columns:minmax(0,1fr) 20px minmax(0,1fr)}.color-comparison{grid-template-columns:minmax(0,1fr) 12px minmax(0,1fr) 12px minmax(0,1fr);gap:4px}.comparison figcaption{font-size:11px}.comparison-arrow{font-size:16px}.closing{align-items:flex-start;flex-direction:column;padding-block:40px;gap:24px}.closing h2{font-size:24px}.site-footer{flex-wrap:wrap;gap:14px}.site-footer span{order:3;width:100%}.site-footer>a:last-child{margin-left:auto}}
.comparison img{height:auto}
.model-heading{flex-wrap:wrap}
@media(max-width:600px){.hero-models{gap:10px;font-size:11px}.hero-models span+span{padding-left:10px}}
.login-button{border:0;background:var(--accent);color:white;min-width:76px}
.login-button:hover{background:#07675f}
.account-menu{max-width:240px;min-width:0}
.account-menu summary{height:44px;min-height:44px;padding:5px 12px 5px 5px;border:1px solid var(--line);border-radius:8px;background:#fff;gap:10px;font-weight:550;font-size:13px;transition:border-color .15s,background .15s}
.account-menu summary:hover,.account-menu[open] summary{border-color:#a8cfc5;background:#f4f9f7}
.account-avatar{width:32px;height:32px;flex:0 0 32px;display:grid;place-items:center;border-radius:6px;background:#e2f1ec;color:#087d72;font-size:14px;font-weight:650}
.account-name{min-width:0;max-width:160px}
.account-chevron{width:7px;height:7px;flex:0 0 7px;border-right:1.5px solid #68716f;border-bottom:1.5px solid #68716f;transform:rotate(45deg);margin:0 2px 4px 4px}
.account-menu[open] .account-chevron{transform:rotate(225deg);margin-bottom:0}
.account-popover{width:224px;padding:8px;border-radius:8px;box-shadow:0 12px 32px #20262418}
.account-menu-heading{padding:10px 12px 14px;margin-bottom:5px;border-bottom:1px solid var(--line)}
.account-menu-heading span{display:block;font-size:11px;color:var(--muted);margin-bottom:6px}
.account-menu-heading strong{display:block;font-size:14px;font-weight:600;overflow-wrap:anywhere}
.account-popover a,.account-popover button{border-radius:5px;font-size:13px;min-height:42px}
.account-popover a{color:var(--accent);font-weight:600}
.account-popover button{color:var(--muted)}
@media(max-width:600px){.account-menu{max-width:140px;flex-shrink:1}.account-menu summary{gap:7px;padding-right:9px}.account-name{max-width:66px}.account-avatar{width:28px;height:28px;flex-basis:28px}.account-chevron{margin-left:0}.account-popover{width:210px}}
@media(max-width:600px){.hero{height:min(560px,calc(100svh - 156px));min-height:460px}.hero-content{padding-block:24px}.hero .eyebrow{margin-bottom:14px}.hero h1{margin-bottom:14px}.hero h2{margin-bottom:12px}.hero-description{margin-bottom:20px}}
@media(max-width:600px) and (max-height:650px){.hero{min-height:0;height:430px}.hero h1{font-size:48px}.hero h2{font-size:22px}.hero-models{margin-top:18px}.hero-actions{gap:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}