:root{color-scheme:dark;--bg:#09090d;--ink:#f5f4fa;--muted:#9b99aa;--line:#2b2934;--violet:#b8a0ff;--purple:#7854ed;--paper:#f3f2f7;font-family:Inter,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-synthesis:none;background:var(--bg);color:var(--ink)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer;touch-action:manipulation}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible,[tabindex="0"]:focus-visible{outline:2px solid #9570ff;outline-offset:5px}img{display:block;max-width:100%}h1,h2,h3,p{margin:0}p{line-height:1.8}::selection{background:#bba0ff;color:#111}.wrap{max-width:1360px;margin-inline:auto;padding-inline:64px}.nav{height:100px;display:flex;align-items:center;justify-content:space-between;gap:30px;border-bottom:1px solid 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img{width:28px;height:28px;border-radius:8px}.footer p,.footer>span{font-size:12px;color:#8e7f9f}.skip{position:absolute;top:-100px;left:20px;background:white;color:black;padding:15px;z-index:20}.skip:focus{top:10px}.play-icon{font-size:19px}
@keyframes enter{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}.hero-copy{animation:enter .8s ease both}.hero-art{animation:enter 1.2s ease both}#data-panel{min-height:204px}
@media(min-width:1500px){.hero{padding-top:65px;padding-bottom:70px}.hero-stage{min-height:680px}.hero-art{height:740px;top:-70px}}
@media(max-width:1100px){.wrap{padding-inline:38px}.hero-english{font-size:clamp(45px,6.6vw,73px)}.hero-chinese{font-size:29px}.hero-chinese br{display:block}.hero-stage{min-height:660px;padding-right:0}.hero-art{height:650px;width:125%;left:-15%;top:-15px}.product-demo{width:300px}.hero-actions{flex-wrap:wrap;gap:16px}.hero-description{font-size:15px}.stage-side-note{left:-7px}.nav nav{gap:23px}.strip-index{display:none}.capability-grid{grid-template-columns:repeat(2,1fr);gap:16px}.capability-grid article{padding:28px}.feature-icon{margin-bottom:25px}.capability-grid p{font-size:16px}.capability-more{font-size:14px}.records-layout{gap:35px}.records-art{padding-inline:15px}.records-copy h2{font-size:39px}.record-screenshot{max-width:240px}.records-watermark{left:-26px;font-size:105px}.section-heading{gap:28px}.privacy-grid{gap:27px}.privacy-seal{font-size:60px}.routine-time{font-size:75px}.personal-grid article{padding:27px}.memory-card blockquote{font-size:24px}.privacy-footnote{grid-template-columns:145px 1fr}.start-content h2{font-size:34px}.footer{gap:15px}}
@media(max-width:760px){.wrap{padding-inline:24px}.nav{height:82px}.nav nav{display:none}.brand span{font-size:35px}.brand img{width:29px;height:29px;border-radius:8px}.nav-cta{font-size:13px;padding:10px 16px;gap:15px}.tiny-tag{font-size:9px}.hero{grid-template-columns:1fr;padding-top:30px;padding-bottom:25px;gap:0}.hero-copy{padding-block:0}.eyebrow{font-size:9px;letter-spacing:1.6px;margin-bottom:26px;gap:15px}.hero-english{font-size:clamp(48px,11.6vw,83px)}.hero-chinese{font-size:25px;margin-top:22px;letter-spacing:-.8px}.hero-chinese br{display:none}.hero-description{font-size:15px;margin-top:18px;max-width:420px}.hero-actions{margin-top:23px;gap:17px}.hero-actions .button{padding:13px 19px;font-size:13px;min-height:49px}.text-link{font-size:13px}.hero-cloud-note{font-size:12px;max-width:410px;margin-top:17px}.release-note{font-size:11px;margin-top:15px}.hero-stage{min-height:640px;margin-top:14px;padding:160px 12px 15px 30px;justify-content:center}.hero-art{width:100%;left:0;height:580px;top:-20px;object-fit:cover;object-position:center 26%}.art-caption{top:24px;left:0;font-size:7px;letter-spacing:1px}.product-demo{width:300px;max-width:100%;transform:rotate(-3deg)}.stage-side-note{left:0;font-size:8px;top:280px}.belief-strip{padding-block:28px;gap:15px}.strip-word{font-size:17px;flex-shrink:0}.belief-strip p{font-size:12px;line-height:2}.belief-strip p span{padding-inline:7px}.section{padding-block:68px}.section-kicker{font-size:9px;letter-spacing:1.5px;margin-bottom:22px}h2{font-size:34px;letter-spacing:-1px;line-height:1.4}.privacy{border-radius:24px 24px 0 0;padding-block:62px}.privacy-heading{gap:16px;align-items:flex-start}.privacy-seal{font-size:37px;letter-spacing:-2px;margin-top:32px}.privacy-seal span{font-size:7px;letter-spacing:0}.privacy-intro{font-size:15px;margin-top:20px}.privacy-intro br{display:none}.privacy-grid{grid-template-columns:1fr;gap:26px;margin-top:39px}.privacy-grid article{position:relative;padding:22px 0 0 59px;min-height:135px}.privacy-grid article .privacy-number{position:absolute;left:0;top:23px;font-size:38px}.privacy-grid article>span{font-size:9px;letter-spacing:.7px}.privacy-grid h3{font-size:19px;margin:12px 0 9px}.privacy-grid p{font-size:16px}.data-explainer{padding:25px 21px;border-radius:20px;margin-top:35px}.data-title{display:block}.data-title h3{font-size:14px}.data-title>span{display:block;margin-top:9px;font-size:11px}.data-tabs{gap:5px;padding-bottom:20px;margin-top:22px}.data-tabs button{font-size:12px;padding:9px 11px;min-height:40px;white-space:nowrap;flex:1}.data-columns{grid-template-columns:1fr;gap:22px;padding-top:22px}.data-columns article+article{border-left:0;border-top:1px solid #393041;padding:20px 0 0}.data-columns p{font-size:16px}.data-context{font-size:12px}.privacy-footnote{grid-template-columns:1fr;gap:10px;margin-top:30px;padding-top:24px}.privacy-footnote p{font-size:13px}.section-heading{display:block;margin-bottom:32px}.section-heading>p{font-size:15px;margin-top:24px}.capability-grid{grid-template-columns:1fr 1fr;gap:10px}.capability-grid article{padding:22px 16px 17px;border-radius:16px}.feature-icon{width:25px;height:25px;margin-bottom:23px}.capability-grid h3{font-size:17px;line-height:1.5}.capability-grid p{font-size:14px}.capability-more{font-size:11px;line-height:1.8;margin-top:18px;padding-top:12px;gap:3px}.capability-detail{padding:22px;font-size:15px}.records-layout{grid-template-columns:1fr;padding-block:57px;gap:25px}.records-copy{order:-1}.records-copy h2{font-size:36px}.records-copy .section-intro{font-size:16px;max-width:440px}.record-steps{margin-top:25px}.record-steps>div{margin-top:19px;padding-top:18px}.record-steps h3{font-size:17px}.record-steps p{font-size:15px}.records-art{padding:23px 35px 15px;max-width:400px;width:100%;margin:auto}.record-screenshot{max-width:250px}.records-watermark{left:-18px;font-size:114px}.record-label{font-size:8px}.personal-grid{grid-template-columns:1fr;gap:16px}.personal-grid article{padding:25px}.memory-card blockquote{font-size:25px;margin-block:30px 22px}.routine-time{font-size:83px;margin-block:25px}.routine-note{margin-top:26px}.faq{grid-template-columns:1fr;gap:25px}.faq h2{font-size:32px}.faq-list summary{font-size:14px;padding-block:22px}.faq-list details p{font-size:15px}.start-section{padding-block:63px 110px;min-height:440px;justify-content:flex-start}.start-content{width:100%;padding:0}.start-content>img{width:37px;height:37px;border-radius:10px}.start-content h2{font-size:35px}.end-wordmark{left:auto;right:20px;top:auto;bottom:-2px;transform:none;font-size:170px;letter-spacing:-12px;color:#251c30}.footer{flex-wrap:wrap;padding-block:25px}.footer p{order:3;width:100%;font-size:11px}.footer>span{font-size:11px}.footer .brand span{font-size:29px}}
@media(max-width:360px){.wrap{padding-inline:20px}.hero-english{font-size:11.4vw}.hero-chinese{font-size:23px}.hero-actions{gap:10px}.hero-actions .button{padding-inline:15px;font-size:12px}.hero-actions .text-link{font-size:12px}.privacy-seal{display:none}.data-explainer{padding-inline:16px}.data-tabs button{font-size:11px;padding-inline:8px}.hero-stage{padding-left:14px;padding-right:8px}.capability-grid{grid-template-columns:1fr}.capability-grid p{font-size:16px}.capability-more{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.product-demo{transform:none}}

/* Keep essential captions readable and Chinese headlines deliberately broken. */
.demo-disclaimer,.stage-caption,.release-note,.image-caption,.data-title>span{font-size:12px}.hero-description,.capability-grid p,.record-steps p{font-size:16px}@media(max-width:760px){.hero-chinese br{display:block}.capability-more{font-size:12px}.privacy-grid article>span:not(.privacy-number){font-size:12px}}
/* Bilingual navigation and English copy rhythm. */
.nav-actions{display:flex;align-items:center;gap:18px}.language-switch{display:flex;gap:2px;padding:3px;border:1px solid #4c4259;border-radius:24px;flex-shrink:0}.language-switch button{background:transparent;border:0;color:#a89bb9;border-radius:20px;padding:8px 11px;font-size:12px;min-height:36px}.language-switch button[aria-pressed="true"]{background:#d1bdff;color:#251835}.language-switch button:hover{color:#fff}.language-switch button[aria-pressed="true"]:hover{color:#251835}html[lang="en"] .hero-chinese{font-size:clamp(24px,2.5vw,33px);letter-spacing:-.8px}html[lang="en"] .hero-chinese br{display:block}html[lang="en"] .hero-actions{flex-wrap:wrap;gap:16px}html[lang="en"] .capability-more{font-size:12px}html[lang="en"] .hero-stage{min-height:700px}html[lang="en"] .privacy-grid h3{line-height:1.35}html[lang="en"] .belief-strip p span{padding-inline:12px}html[lang="en"] .app-window .action-card h3{line-height:1.4}html[lang="en"] .demo-tabs button{padding-inline:8px}html[lang="en"] .records-copy h2{font-size:clamp(34px,3.8vw,49px)}
@media(max-width:1100px){.nav{gap:18px}.nav nav{gap:16px}.nav-actions{gap:12px}.nav-cta{gap:10px;padding-inline:15px}.nav .tiny-tag{display:none}html[lang="en"] .belief-strip{flex-wrap:wrap}}
@media(max-width:760px){.nav-actions{gap:10px}.nav-cta{display:none}.language-switch button{padding:7px 12px;min-height:35px}html[lang="en"] .hero-chinese{font-size:25px}html[lang="en"] .hero-stage{min-height:685px}html[lang="en"] .belief-strip{align-items:flex-start}html[lang="en"] .belief-strip p{font-size:12px;max-width:200px}html[lang="en"] .belief-strip p span{padding-inline:5px}html[lang="en"] .data-tabs{flex-wrap:wrap}html[lang="en"] .data-tabs button{padding-inline:9px}html[lang="en"] .capability-grid{grid-template-columns:1fr}html[lang="en"] .capability-grid p{font-size:16px}html[lang="en"] .capability-more{font-size:14px}html[lang="en"] .stage-caption{font-size:12px}html[lang="en"] .data-title h3{letter-spacing:0}html[lang="en"] .privacy-seal{display:none}}