:root{color-scheme:dark;--bg:#0a0a0b;--panel:#121214;--fg:#f3f1ec;--muted:#a29e95;--line:rgba(243,241,236,.11);--accent:#ec9757;--sans:-apple-system,BlinkMacSystemFont,"SF Pro Display","Helvetica Neue","PingFang TC",sans-serif;--serif:ui-serif,"New York","Iowan Old Style","Songti TC",serif;--pad:clamp(22px,5vw,64px)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:108px}body{margin:0;background:var(--bg);color:var(--fg);font:400 17px/1.65 var(--sans);letter-spacing:-.01em;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}a:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px;border-radius:5px}::selection{background:#ec975744}em{font-family:var(--serif);font-weight:400}a:hover{color:var(--accent)}.skip{position:absolute;top:-90px;left:20px;padding:12px 20px;background:var(--fg);color:var(--bg);z-index:100}.skip:focus{top:12px}.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;max-width:1440px;margin:auto;padding:26px var(--pad);border-bottom:1px solid var(--line)}.nav-mark{display:flex;align-items:center;gap:10px;font-weight:600;letter-spacing:-.025em}.nav-mark svg{width:23px;height:23px}.nav nav{display:flex;gap:clamp(18px,3vw,36px);font-size:14px;color:var(--muted)}.section,.product-hero,.footer{max-width:1280px;margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}.product-hero{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:30px;min-height:850px;padding-top:64px;padding-bottom:80px}.back-link,.label,.eyebrow,.chapter-num{font-size:11px;letter-spacing:.13em;color:var(--muted);text-transform:uppercase}.back-link{display:inline-block;margin-bottom:48px}.app-heading{display:flex;align-items:center;gap:18px;margin-bottom:30px}.app-heading img{border-radius:24%;border:1px solid var(--line)}.eyebrow span{letter-spacing:.02em;display:inline-block;margin-top:4px}.hero-copy h1{font-weight:500;font-size:clamp(64px,7.8vw,112px);line-height:.94;letter-spacing:-.055em}.hero-copy h1 em{color:#ded8ca;letter-spacing:-.045em}.hero-en{font-size:clamp(20px,2.2vw,27px);line-height:1.35;margin-top:32px;letter-spacing:-.025em}.hero-zh{font-size:18px;color:var(--muted);margin-top:16px}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:22px;margin-top:32px}.pill{padding:14px 24px;border-radius:999px;display:inline-flex;gap:25px;font-size:15px;font-weight:600;transition:transform .3s,background .3s}.primary{background:var(--fg);color:var(--bg)}.primary:hover{background:#e7e1d5;color:var(--bg);transform:translateY(-2px)}.text-link{font-size:14px;border-bottom:1px solid #79736a;padding-bottom:5px;display:inline-block}.small-note{font-size:12px;color:var(--muted);line-height:1.65;margin-top:20px;max-width:43ch}.product-art{position:relative;min-height:650px;display:grid;place-items:center;isolation:isolate}.product-art:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse,#bd682726,transparent 67%);z-index:-1}.orbit{position:absolute;width:90%;aspect-ratio:1;border:1px solid var(--line);border-radius:50%;z-index:-1}.orbit-two{width:115%;opacity:.35}.device{width:min(300px,85%);padding:16px 12px 12px;background:#17181a;border:1px solid #444345;border-radius:43px;box-shadow:0 35px 80px #0009;transform:rotate(-7deg)}.device-top{display:flex;align-items:center;justify-content:space-between;padding:16px 12px 22px;font-size:16px;font-weight:600}.signal{font-size:9px;color:#d6ccaf;font-weight:400}.map-art{height:290px;position:relative;background:#222b24;border-radius:26px;overflow:hidden}.map-art svg{width:100%;height:100%;object-fit:cover}.map-caption{position:absolute;left:18px;bottom:15px;font-size:12px;color:#e5dfd4}.parking-card{position:relative;margin:-10px 6px 0;padding:22px 18px 20px;border:1px solid #f3f1ec24;border-radius:24px;background:#28292a}.parking-card .label{font-size:8px;letter-spacing:.09em}.parking-time{font-size:58px;line-height:1.5;letter-spacing:-.04em;font-weight:300;font-variant-numeric:tabular-nums}.parking-time span{color:#b6ab96}.parking-meta{display:flex;justify-content:space-between;font-size:12px;color:#c2bcb3}.device-tabs{display:flex;justify-content:space-around;padding:20px 4px 6px;color:var(--muted);font-size:10px}.active-tab{color:var(--accent)}.art-caption{position:absolute;bottom:0;left:50%;transform:translateX(-50%);white-space:nowrap;font-size:9px;letter-spacing:.16em;color:var(--muted)}.intro{padding-top:100px;padding-bottom:80px;border-top:1px solid var(--line)}.label{margin-bottom:24px}h2{font-weight:500;font-size:clamp(36px,5.5vw,70px);line-height:1.05;letter-spacing:-.045em}.intro-zh{margin-top:28px;color:var(--muted);font-size:19px}.chapter{display:grid;grid-template-columns:110px 1.25fr 1fr;gap:30px;border-top:1px solid var(--line);padding:64px 0;align-items:start}.chapter-num{font-size:10px;margin-top:8px}.chapter h3{font-weight:500;font-size:clamp(30px,3.6vw,45px);letter-spacing:-.04em;line-height:1.1}.chapter p{font-size:15px;color:#c9c6bf;margin-top:20px;max-width:44ch}.chapter p[lang]{font-size:14px;color:var(--muted)}.chapter .chapter-zh{font-size:16px;color:var(--fg)}.feature-list{list-style:none;padding:0;margin:28px 0 0;font-size:12px;color:var(--muted);display:flex;flex-wrap:wrap;gap:10px}.feature-list li{border:1px solid var(--line);border-radius:999px;padding:6px 12px}.chapter-art{align-self:center;border:1px solid var(--line);border-radius:28px;padding:30px;background:linear-gradient(145deg,#19191c,#101012);min-width:0}.chapter-art .label{display:block;font-size:9px;letter-spacing:.1em}.chapter-art strong{font-weight:300;font-size:86px;line-height:1.4;letter-spacing:-.06em;display:block}.chapter-art small{color:var(--muted);font-size:11px}.parking-study strong{color:#d1bc91}.parking-study>div{display:flex;justify-content:space-between;font-size:19px;padding-bottom:12px}.speed-study{text-align:center}.speed-study strong{font-size:112px;line-height:1.2}.speed-dots{color:var(--accent);letter-spacing:3px;font-size:9px;margin-top:26px;white-space:nowrap}.replay-study svg{display:block;width:100%;height:auto;margin:25px 0}.privacy-note{margin-top:40px;padding-top:90px;padding-bottom:90px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:24px 72px}.privacy-note>.label{grid-column:1/-1}.privacy-note p:not(.label){font-size:16px;color:#c9c6bf}.privacy-note .zh{margin:18px 0 28px;color:var(--muted)}.support{padding-top:90px;padding-bottom:100px;border-top:1px solid var(--line)}.support h2{margin-bottom:50px}.resource-links>a{display:grid;grid-template-columns:55px 1fr auto;gap:18px;padding:26px 4px;border-top:1px solid var(--line);align-items:center}.resource-links>a:last-child{border-bottom:1px solid var(--line)}.resource-links>a>span:first-child{font-size:11px;color:var(--muted)}.resource-links>a>span:nth-child(2){font-size:24px;letter-spacing:-.025em}.resource-links small{display:block;color:var(--muted);font-size:13px;margin-top:4px}.contact-email{display:inline-block;font-size:clamp(20px,3vw,32px);margin-top:40px;letter-spacing:-.03em}.footer{padding-top:28px;padding-bottom:32px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:12px}.footer>div{display:flex;gap:20px}.document-heading{padding-top:50px;padding-bottom:65px}.document-heading .back-link{margin-bottom:50px}.document-heading h1{font-size:clamp(40px,6vw,70px);font-weight:500;letter-spacing:-.045em;line-height:1.1;margin-bottom:20px}.zh{color:var(--muted)}.document{display:grid;grid-template-columns:220px 1fr;gap:70px;padding-bottom:100px}.document aside{position:sticky;top:30px;align-self:start;display:grid;gap:14px;font-size:13px;color:var(--muted)}.document article>section{border-top:1px solid var(--line);padding:28px 0 40px;scroll-margin-top:30px}.document h2{font-size:24px;line-height:1.5;letter-spacing:-.02em;margin-bottom:18px}.document p{font-size:16px;line-height:1.95;color:#c9c6bf;overflow-wrap:anywhere}.document p a{text-decoration:underline;text-underline-offset:4px}.document article>.text-link{margin-top:24px}
@media(min-width:1440px){.product-hero{min-height:900px}}@media(max-width:900px){.product-hero{grid-template-columns:1fr 1fr;gap:0;min-height:730px}.product-art{min-height:560px}.device{width:260px}.map-art{height:240px}.hero-copy h1{font-size:72px}.chapter{grid-template-columns:75px 1.2fr 1fr;gap:20px}.chapter-art{padding:22px}.privacy-note{gap:24px 40px}.document{grid-template-columns:170px 1fr;gap:35px}}@media(max-width:680px){.nav{padding-top:22px;padding-bottom:22px}.nav nav{font-size:12px;gap:16px}.nav-mark{font-size:15px}.nav-mark svg{width:20px;height:20px}.product-hero{display:flex;flex-direction:column;align-items:stretch;padding-top:35px;padding-bottom:60px}.back-link{margin-bottom:35px}.app-heading{margin-bottom:28px}.hero-copy h1{font-size:clamp(68px,15vw,96px)}.hero-en{font-size:24px}.hero-zh{font-size:17px}.product-art{min-height:650px;margin-top:30px}.device{width:280px}.map-art{height:270px}.orbit-one{width:75%}.orbit-two{width:95%}.intro{padding-top:65px;padding-bottom:55px}.chapter{grid-template-columns:1fr;gap:25px;padding:45px 0}.chapter-num{margin:0}.chapter-art{width:100%;max-width:390px;padding:30px}.chapter-art strong{font-size:82px}.speed-study strong{font-size:102px}.privacy-note{display:block;padding-top:65px;padding-bottom:65px}.privacy-note h2{margin-bottom:30px}.support{padding-top:65px;padding-bottom:65px}.document-heading{padding-top:35px;padding-bottom:40px}.document{display:block}.document aside{position:static;display:flex;flex-wrap:wrap;gap:10px;margin-bottom:35px}.document aside a{border:1px solid var(--line);padding:6px 12px;border-radius:999px;font-size:11px}.footer{flex-direction:column}.resource-links>a{grid-template-columns:32px 1fr auto}.resource-links>a>span:nth-child(2){font-size:21px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}