:root{color-scheme:light;--paper: #f8f4ec;--ink: #121212;--muted: #5f625f;--line: rgba(18, 18, 18, .22);--blue: #1759e8;--mint: #89d8bb;--coral: #f06c59;--apricot: #f2ae44;--content: 1180px;--font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper)}body{margin:0;min-width:320px;background:var(--paper);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.65;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input{font:inherit}.skip-link{position:fixed;top:.75rem;left:.75rem;z-index:100;padding:.65rem .9rem;background:var(--ink);color:#fff;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.site-header{position:relative;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:2rem;width:min(var(--content),calc(100% - 3rem));min-height:92px;margin:0 auto;border-bottom:1px solid var(--line)}.brand,.site-nav,.footer-brand,.site-footer nav{display:flex;align-items:center}.brand{gap:.75rem;flex:none;font-size:1.25rem;letter-spacing:-.025em}.brand img{width:3rem;height:3rem;border-radius:11px}.site-nav{gap:clamp(1.1rem,2.4vw,2.5rem);font-size:.92rem;font-weight:650}.site-nav a:not(.header-download){padding:.5rem 0;border-bottom:1px solid transparent}.site-nav a:not(.header-download):hover,.site-nav a:not(.header-download):focus-visible{border-color:currentColor}.header-download,.app-store-button{display:inline-flex;align-items:center;justify-content:center;min-height:3.25rem;padding:.78rem 1.25rem;border:1px solid var(--ink);background:var(--ink);color:#fff;font-weight:750;letter-spacing:-.01em;gap:.55rem;transition:background .16s ease,color .16s ease,transform .16s ease}.button-icon{width:1.15rem;height:1.15rem;flex:none;filter:invert(1)}.header-download{min-height:2.75rem;padding:.55rem .95rem}.header-download:hover,.header-download:focus-visible,.app-store-button:hover,.app-store-button:focus-visible{background:var(--blue);border-color:var(--blue);outline:none;transform:translateY(-2px)}main{overflow:clip}.hero-section,.product-notes,.story-section,.download-callout,.site-footer,.policy-hero,.policy-body,.download-panel{width:min(var(--content),calc(100% - 3rem));margin-inline:auto}.hero-section{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);align-items:center;min-height:690px;padding:4.5rem 0 4rem;border-bottom:2px solid var(--ink)}.hero-copy{position:relative;z-index:1;max-width:35rem;padding-right:1rem}.eyebrow{margin:0 0 1rem;color:var(--blue);font-size:.76rem;font-weight:800;letter-spacing:.11em;text-transform:uppercase}h1,h2,h3,p{overflow-wrap:anywhere}h1,h2,h3{margin:0;line-height:1.08;letter-spacing:-.045em}h1{max-width:11ch;font-size:clamp(3.25rem,6.5vw,6.4rem);font-weight:850}h2{max-width:12ch;font-size:clamp(2.3rem,4.1vw,4.4rem);font-weight:820}h3{font-size:1.25rem}.hero-description{max-width:30rem;margin:1.6rem 0 2rem;color:#323431;font-size:clamp(1.1rem,1.6vw,1.35rem);line-height:1.7}.hero-art{align-self:stretch;min-width:0;margin:0;overflow:hidden}.hero-art img{width:100%;height:100%;min-height:560px;object-fit:cover;object-position:68% center;mix-blend-mode:multiply}html[lang=zh-CN] .hero-section{grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr)}html[lang=zh-CN] .hero-copy h1{max-width:8ch;font-size:clamp(3.2rem,5.25vw,5rem)}.product-notes{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--ink)}.product-notes span{display:flex;align-items:center;justify-content:center;gap:.85rem;padding:1.7rem 1rem;color:var(--blue);font-size:clamp(1rem,1.7vw,1.3rem);font-weight:800;text-align:center}.product-notes img{width:2.6rem;height:2.6rem;flex:none}.product-notes span+span{border-left:1px solid var(--line)}.story-section{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(280px,.92fr);align-items:center;min-height:600px;border-bottom:1px solid var(--line)}.story-section.reverse{grid-template-columns:minmax(280px,.92fr) minmax(0,1.08fr)}.story-copy{padding:clamp(3rem,7vw,6rem)}.icon-eyebrow{display:flex;align-items:center;gap:.75rem}.icon-eyebrow img{width:2.75rem;height:2.75rem;flex:none}.story-copy h2{font-size:clamp(2.2rem,3.8vw,4rem)}.story-copy>p:last-child{max-width:31rem;margin:1.45rem 0 0;color:var(--muted);font-size:clamp(1rem,1.45vw,1.18rem);line-height:1.85}.story-art{align-self:stretch;min-width:0;margin:0;overflow:hidden}.story-art img{width:100%;height:100%;min-height:600px;object-fit:cover;mix-blend-mode:multiply}.story-section:nth-of-type(3) .story-art img{object-position:44% center}.download-callout{display:grid;grid-template-columns:auto 1fr auto;gap:2rem;align-items:center;padding:4rem 0;border-bottom:2px solid var(--ink)}.download-callout>img{width:6rem;height:6rem;border-radius:22px}.download-callout h2{max-width:18ch;font-size:clamp(2rem,3.6vw,3.8rem)}.download-callout p:last-child{max-width:40rem;margin:1rem 0 0;color:var(--muted)}.site-footer{display:grid;grid-template-columns:1fr auto auto;gap:2.5rem;align-items:center;padding:2.5rem 0 3rem;color:var(--muted);font-size:.86rem}.footer-brand{gap:.75rem;color:var(--ink)}.footer-brand img{width:2.75rem;height:2.75rem;border-radius:10px}.footer-brand div{display:grid}.footer-brand span{color:var(--muted)}.site-footer nav{gap:1.4rem}.site-footer a:hover,.site-footer a:focus-visible{color:var(--blue)}.download-page{min-height:calc(100svh - 92px)}.download-panel{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:3rem;align-items:center;min-height:760px;padding:4rem 0}.download-panel h1{max-width:12ch}.download-panel>div>p:not(.eyebrow){max-width:35rem;margin:1.5rem 0 2rem;color:var(--muted);font-size:1.15rem}.download-panel figure{display:grid;grid-template-columns:1fr auto;gap:1rem;align-items:end;margin:0}.download-illustration{grid-column:1 / -1;mix-blend-mode:multiply}.download-panel figcaption{font-size:.85rem;font-weight:700;text-align:right}.download-qr{width:7rem;height:7rem}.policy-hero{padding:6rem 0 3rem;border-bottom:2px solid var(--ink)}.policy-hero h1{max-width:none;font-size:clamp(3rem,6vw,5.5rem)}.policy-hero>p:last-child{margin:1rem 0 0;color:var(--muted)}.policy-body{max-width:790px;padding:4rem 0 7rem}.policy-body section+section{margin-top:3.5rem;padding-top:3.5rem;border-top:1px solid var(--line)}.policy-body h2{max-width:none;font-size:clamp(1.8rem,3vw,2.6rem)}.policy-body p{margin:1.2rem 0 0;color:#3d403d}.policy-body a{color:var(--blue);text-decoration:underline;text-underline-offset:.2em}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}@media(max-width:860px){.site-header{min-height:76px;width:min(100% - 2rem,var(--content))}.brand img{width:2.5rem;height:2.5rem}.site-nav>a:first-child,.site-nav>a:nth-child(2){display:none}.hero-section,.story-section,.story-section.reverse,.download-panel,html[lang=zh-CN] .hero-section{grid-template-columns:1fr}.hero-section{min-height:auto;padding:4.5rem 0 0}.hero-copy{max-width:42rem;padding:0}h1{max-width:12ch}html[lang=zh-CN] .hero-copy h1{max-width:9ch}.hero-art{margin-top:2rem}.hero-art img{min-height:430px;object-position:65% center}.story-section{min-height:0}.story-section.reverse .story-copy{order:2}.story-section.reverse .story-art{order:1}.story-copy{padding:3.5rem 0 4.5rem}.story-art img{min-height:430px}.download-callout{grid-template-columns:auto 1fr}.download-callout .app-store-button{grid-column:2;justify-self:start}.site-footer{grid-template-columns:1fr}.site-footer nav{order:3}.download-panel{min-height:auto}}@media(max-width:560px){.site-header,.hero-section,.product-notes,.story-section,.download-callout,.site-footer,.policy-hero,.policy-body,.download-panel{width:min(100% - 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