:root{color-scheme:light;--bg:#f4f6f3;--ink:#24382e;--muted:#59685f;--green:#335b45;--sage:#b9cdb1;--line:#d6dfd4;--white:#fff;--ease:cubic-bezier(.22,1,.36,1);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}img{display:block;max-width:100%;height:auto}button,select,textarea{color:inherit}button:disabled{cursor:wait}button:focus-visible,a:focus-visible,summary:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #52734c;outline-offset:5px}p,h1,h2,h3,figure{margin:0}h1,h2,h3{text-wrap:balance;line-height:1.25}p{text-wrap:pretty}h2{font-size:clamp(30px,3.5vw,44px);font-weight:600;letter-spacing:-.025em}h3{font-weight:600}svg{display:block}::selection{background:#cbdcc1;color:#213c2c}[hidden]{display:none!important}.container{width:min(1184px,calc(100% - 96px));margin-inline:auto}.section{padding-block:104px}.small{font-size:13px;color:var(--muted);line-height:1.8}.skip{position:fixed;left:12px;top:-100px;background:white;padding:12px;z-index:50}.skip:focus{top:12px}
.header{position:sticky;top:0;z-index:20;background:rgba(244,246,243,.96);border-bottom:1px solid rgba(214,223,212,.65)}.header-inner{height:88px;display:flex;align-items:center;gap:32px}.brand{display:inline-flex;align-items:center;gap:12px;white-space:nowrap}.brand>span{font-size:25px;font-weight:650;letter-spacing:.12em}.header nav{display:flex;gap:30px;margin-left:auto;font-size:14px}.header nav a{position:relative;padding-block:12px}.header nav a:after{content:"";position:absolute;inset:auto 0 5px;height:1px;background:var(--green);transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease)}.header nav a:hover:after{transform:scaleX(1)}
.button{display:inline-flex;justify-content:center;align-items:center;gap:24px;min-height:54px;padding:12px 24px;border:0;border-radius:7px;font-size:15px;font-weight:600;line-height:1.5;transition:background .2s,color .2s,transform .2s var(--ease);text-align:center}.button span[aria-hidden]{font-size:20px;font-weight:400;transition:transform .2s var(--ease)}.button:hover span[aria-hidden]{transform:translate(2px,-2px)}.button:active{transform:translateY(1px)}.button-primary{background:var(--green);color:var(--white)}.button-primary:hover{background:#244b35}.button-outline{border:1px solid #8fa38d;background:transparent}.button-outline:hover{background:#e6ede2}.button-small{min-height:44px;padding:10px 17px;font-size:13px;gap:16px}.text-link{display:inline-flex;gap:20px;align-items:center;min-height:44px;font-size:14px;border-bottom:1px solid currentColor}.text-link:hover{color:#52734c}.text-button{min-height:44px;padding:8px;background:none;border:0;text-decoration:underline;text-underline-offset:5px;font-size:13px}
.hero{display:grid;grid-template-columns:1.06fr 1fr;align-items:center;min-height:706px;padding-top:46px;padding-bottom:64px;gap:24px}.hero-copy{padding-bottom:20px;position:relative;z-index:2}.release-label{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:28px;letter-spacing:.08em}.release-label>span{height:6px;width:6px;border-radius:50%;background:#68865e}.hero h1{font-size:clamp(46px,5.25vw,72px);letter-spacing:-.025em;font-weight:650;line-height:1.3}.hero h1 em{font-style:normal;color:#557a51}.hero-intro{margin-top:25px;color:var(--muted);line-height:1.95;font-size:16px;max-width:29em}.hero-actions{display:flex;gap:30px;align-items:center;margin-top:36px}.hero-meta{font-size:12px;color:var(--muted);margin-top:18px;line-height:2}.hero-meta>span:not([data-minimum]){padding-inline:7px}.hero-meta a{text-decoration:underline;text-underline-offset:4px}
.hero-visual{height:580px;position:relative;isolation:isolate;display:flex;align-items:center;justify-content:center}.orbit{position:absolute;width:480px;height:480px;right:-20px;top:48px;border-radius:50%;background:#dbe6d5;overflow:hidden;z-index:-1}.orbit:after{content:"";position:absolute;inset:auto -50px -170px;width:550px;height:360px;border-radius:50%;background:#bdcfb3;transform:rotate(-15deg)}.sun{position:absolute;width:110px;height:110px;border-radius:50%;background:#f4f6f3;right:60px;top:52px}.day-mark{font-size:260px;line-height:1;color:#c5d6bb;font-weight:500;position:absolute;left:20px;top:100px}.phone{width:264px;height:534px;background:#1b251e;padding:7px;border-radius:24px;overflow:hidden;box-shadow:18px 28px 48px #27453224;transform:rotate(-4deg) translateX(-14px);transition:transform .7s var(--ease)}.phone>img{width:250px;max-width:none;height:auto;border-radius:17px}.hero-visual:hover .phone{transform:rotate(-2deg) translateX(-14px)}.visual-note{position:absolute;right:5px;top:267px;display:flex;gap:10px;writing-mode:vertical-rl;font-size:19px;letter-spacing:.2em;line-height:1.5}.visual-note i{width:1px;height:54px;background:#5b7852;margin-top:16px}.hero-visual figcaption{position:absolute;bottom:-10px;left:0;right:0;text-align:center;font-size:11px;color:var(--muted);letter-spacing:.04em}
.section-intro{display:flex;align-items:end;justify-content:space-between;gap:36px;margin-bottom:48px}.section-intro>p{color:var(--muted);font-size:15px;line-height:1.95}.about{border-top:1px solid var(--line)}.values{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.value{padding:30px 28px 27px;border-radius:12px;display:flex;flex-direction:column;align-items:start}.value-record{background:#e6ede2}.value-review{background:#e9ece8}.value-friends{background:#e3ebe7}.value-symbol{margin-bottom:24px;width:34px;height:34px}.value-symbol svg{fill:none;stroke:#456449;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.value h3{font-size:14px;letter-spacing:.06em;color:#456449}.value-lead{font-size:24px;line-height:1.5;letter-spacing:-.025em;margin:18px 0;font-weight:550}.value>p:not(.value-lead){font-size:14px;color:var(--muted);line-height:1.95;flex:1}.value-foot{margin-top:34px;padding-top:16px;border-top:1px solid #b8c7b780;font-size:11px;color:#50624f;width:100%;letter-spacing:.035em}
.process{background:#e8eee5}.section-kicker{font-size:13px;color:var(--muted);margin-bottom:18px}.steps{list-style:none;margin:64px 0 30px;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:28px}.steps li{position:relative;border-top:1px solid #b5c7ac;padding-top:26px}.steps li:not(:last-child):after{content:"→";position:absolute;top:25px;right:0;color:#68805e;font-size:24px}.step-number{font-family:Georgia,serif;font-size:30px;color:#68805e;line-height:1}.steps h3{font-size:18px;margin-top:24px;margin-bottom:12px}.steps p{font-size:14px;color:var(--muted);max-width:16em}.process-note{font-size:12px;color:#53664e;margin-top:38px}
.privacy{display:grid;grid-template-columns:.85fr 1.15fr;gap:90px}.privacy-seal{display:block;width:32px;margin-bottom:24px}.privacy-seal svg{fill:none;stroke:#64825c;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round}.privacy-intro>p{color:var(--muted);margin:24px 0}.privacy-facts article{padding-bottom:26px;margin-bottom:26px;border-bottom:1px solid var(--line)}.privacy-facts h3{font-size:18px;margin-bottom:12px}.privacy-facts p{color:var(--muted);font-size:14px;line-height:1.95}summary{cursor:pointer;min-height:48px;padding:12px 24px 12px 0;position:relative;list-style:none;font-weight:550;font-size:15px}summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:1px;top:10px;font-size:23px;font-weight:400;line-height:1.2}details[open]>summary:after{content:"−"}details>div{padding-top:4px}#privacy-policy{scroll-margin-top:100px}#privacy-policy>div>.text-link{margin-top:15px}
.download-section{background:#294b38;color:#f4f6f3;position:relative;overflow:hidden}.download-inner{padding-block:76px;display:grid;grid-template-columns:1fr .8fr;gap:100px;align-items:center}.download-copy>img{margin-bottom:25px}.download-copy .section-kicker{color:#c2d3bc}.download-copy h2{font-size:clamp(36px,4vw,50px);line-height:1.3}.download-copy>p:not(.section-kicker){color:#d0ddcc;font-size:15px;margin-top:23px}.download-copy>.button{margin-top:30px}.button-light{background:#dce9d1;color:#294b38}.button-light:hover{background:#edf5e6}.download-copy .download-meta{font-size:12px!important;line-height:2.1}.download-meta>span:not([data-version]):not([data-minimum]){margin-inline:6px}.download-details{border-left:1px solid #678361;padding-left:44px}.channel-label{font-size:12px;color:#d1dfc3}.channel-note h3{font-size:23px;margin-top:15px;margin-bottom:16px}.channel-note p{color:#d1dfcc;font-size:14px;line-height:1.95}.channel-note strong{font-weight:600;color:white;overflow-wrap:anywhere}.channel-note small{display:block;margin-top:18px;font-size:11px;color:#baceb2}.install-preview{border-top:1px solid #678361;margin-top:30px;padding-top:28px}.install-preview h3{font-size:16px}.install-preview p{font-size:13px;color:#d1dfcc;margin:12px 0}.install-preview .text-link:hover{color:#f4f6f3}
.install-columns{display:grid;grid-template-columns:1.3fr .7fr;gap:80px}.install-list details{border-bottom:1px solid var(--line);padding:8px 0}.install-list details:first-child{border-top:1px solid var(--line)}.install-list summary{font-size:17px;padding-block:18px;min-height:64px}.install-list summary:after{top:18px}.install-list p{font-size:14px;color:var(--muted);padding-bottom:24px;max-width:42em}.install-help{background:#e7ede3;border-radius:12px;padding:30px;align-self:start}.install-help>span{display:grid;place-items:center;width:29px;height:29px;border:1px solid #77906e;border-radius:50%;font-size:16px;margin-bottom:24px}.install-help h3{font-size:22px;line-height:1.6}.install-help p{font-size:14px;color:var(--muted);margin:18px 0}
.feedback{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}.feedback-copy>p:not(.section-kicker){margin-top:26px;color:var(--muted);font-size:15px;line-height:1.95}.contact{display:flex;align-items:start;flex-wrap:wrap;gap:14px;max-width:390px;margin-top:30px}.contact>span{font-size:12px;color:var(--muted);width:100%}.contact>strong{align-self:center;font-size:21px;font-weight:550;letter-spacing:.015em}.feedback-copy>p.small{font-size:12px;max-width:30em}.feedback-tool{background:white;padding:28px;border-radius:12px}.feedback-tool-head{display:flex;gap:20px;align-items:start;margin-bottom:24px}.feedback-tool-head h3{font-size:17px;line-height:1.6}.feedback-tool-head>span{white-space:nowrap;font-size:10px;color:var(--muted);padding-top:4px}.feedback-tool label{display:block;font-size:12px;color:var(--muted);margin:16px 0 8px}.feedback-tool select,.feedback-tool textarea{width:100%;background:#f4f6f3;border:1px solid #d8e0d6;border-radius:6px;padding:12px;font-size:14px;line-height:1.8}.feedback-tool select{min-height:48px}.feedback-tool textarea{resize:vertical;min-height:210px}.feedback-actions{display:flex;gap:20px;align-items:center;margin:20px 0 14px}.feedback-tool .small{font-size:12px}.footer{background:#e9eee6;padding-block:36px 26px}.footer-top{display:flex;gap:30px;align-items:center}.footer-top .brand>span{font-size:21px}.footer-top>p{font-size:13px;margin-right:auto;color:var(--muted)}.footer-top>a:not(.brand){font-size:12px;padding-block:10px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:24px;border-top:1px solid #cfd9cb;padding-top:20px;font-size:11px;color:var(--muted)}.toast{position:fixed;z-index:40;bottom:28px;left:50%;transform:translateX(-50%);max-width:calc(100% - 32px);width:max-content;padding:12px 20px;border-radius:8px;background:#24382e;color:white;font-size:14px;box-shadow:0 4px 8px #0002}.mobile-download{display:none}.noscript-note{padding:20px;font-size:14px;text-align:center}
@media(min-width:901px){.hero-copy{animation:arrival .65s var(--ease) both}.hero-visual{animation:arrival .9s var(--ease) both}@keyframes arrival{from{transform:translateY(12px)}to{transform:translateY(0)}}}
@media(max-width:1100px){.container{width:calc(100% - 64px)}.header-inner{gap:20px}.header nav{gap:20px}.hero{grid-template-columns:1fr .9fr}.hero h1{font-size:58px}.hero-visual{height:540px}.orbit{width:390px;height:390px;right:-10px;top:80px}.visual-note{right:0;font-size:15px}.phone{width:240px;height:490px;transform:rotate(-4deg) translateX(-16px)}.phone>img{width:226px}.value{padding:26px 22px}.value-lead{font-size:22px}.privacy{gap:60px}.download-inner{gap:65px}.feedback,.install-columns{gap:50px}.footer-top{gap:20px}}
@media(max-width:800px){html{scroll-padding-top:86px}.container{width:calc(100% - 40px)}.header-inner{height:72px;gap:12px}.header nav{gap:16px}.header nav a{font-size:12px}.header nav a[href="#privacy"]{display:none}.header .button{padding:9px 12px;gap:10px}.brand{gap:8px}.brand img{width:30px}.brand>span{font-size:23px}.hero{min-height:0;grid-template-columns:1fr;gap:0;padding-top:49px;padding-bottom:48px}.hero-copy{padding-bottom:0}.release-label{margin-bottom:22px;font-size:12px}.hero h1{font-size:clamp(46px,8.6vw,66px);line-height:1.3}.hero-intro{font-size:15px;max-width:32em;line-height:1.9;margin-top:22px}.hero-actions{margin-top:26px;gap:26px}.hero-meta{margin-top:14px}.hero-visual{margin-top:36px;height:460px;max-width:460px;width:100%;justify-self:center}.orbit{width:365px;height:365px;right:0;top:50px}.phone{width:213px;height:435px;transform:rotate(-4deg) translateX(-20px)}.phone>img{width:199px}.visual-note{right:20px;font-size:16px;top:220px}.hero-visual figcaption{font-size:10px;bottom:-9px}.section{padding-block:66px}.section-intro{display:block;margin-bottom:32px}.section-intro>p{margin-top:22px;font-size:14px}.section-intro br.desktop-break{display:none}.values{gap:13px}.value{padding:22px 18px}.value-symbol{width:29px;margin-bottom:18px}.value-lead{font-size:19px}.value>p:not(.value-lead){font-size:13px}.value-foot{font-size:10px;margin-top:25px;line-height:1.8}.steps{gap:22px;grid-template-columns:repeat(2,1fr);margin-top:38px;row-gap:38px}.steps li:nth-child(2):after{display:none}.steps h3{font-size:17px;margin-top:18px}.privacy{grid-template-columns:1fr;gap:36px}.privacy-intro>p br{display:none}.privacy-intro>p{margin:18px 0 10px}.privacy-facts h3{font-size:17px}.download-inner{padding-block:52px;gap:42px;grid-template-columns:1fr}.download-details{border-left:0;border-top:1px solid #678361;padding-left:0;padding-top:28px}.download-copy>img{width:50px}.download-copy h2{font-size:36px}.download-copy>.button{width:100%;max-width:360px}.channel-note h3{font-size:20px;margin:10px 0}.install-preview{margin-top:24px;padding-top:24px}.install-columns{grid-template-columns:1fr;gap:30px}.install-help{padding:24px}.install-help>span{float:left;margin:3px 16px 0 0}.install-help h3{font-size:20px}.install-help h3 br{display:none}.install-help p{clear:both;margin:16px 0 8px}.feedback{grid-template-columns:1fr;gap:32px}.feedback-tool{padding:24px}.footer-top{flex-wrap:wrap;gap:12px 24px}.footer-top>p{flex:1}.footer-bottom{display:block;line-height:2}.footer-bottom>span{display:block}.footer{padding-bottom:104px}.mobile-download{display:flex;position:fixed;z-index:30;inset:auto 0 0;background:#f4f6f3f7;border-top:1px solid var(--line);padding:10px 20px max(10px,env(safe-area-inset-bottom));align-items:center;justify-content:space-between;gap:16px}.mobile-download>span{font-weight:600;font-size:18px}.mobile-download small{display:block;font-size:10px;font-weight:400;color:var(--muted);line-height:1.5}.toast{bottom:92px}}
@media(max-width:540px){.header nav{display:none}.header .button{margin-left:auto}.hero{padding-top:40px}.hero h1{font-size:48px}.hero-intro .desktop-break{display:none}.hero-actions{gap:24px}.hero-actions .button{padding:13px 20px;gap:18px}.hero-visual{height:425px;margin-top:30px}.phone{height:398px;width:196px}.phone>img{width:182px}.orbit{width:320px;height:320px;top:45px;right:0}.sun{width:85px;height:85px;right:32px;top:40px}.day-mark{font-size:210px;top:85px}.visual-note{right:12px;top:200px;font-size:14px}.values{grid-template-columns:1fr;gap:16px}.value{padding:26px;position:relative}.value-symbol{position:absolute;right:26px;top:26px}.value h3{padding-right:45px}.value-lead{font-size:25px;margin-top:17px;margin-bottom:14px}.value-lead br{display:none}.value>p:not(.value-lead){font-size:14px}.value-foot{margin-top:24px;font-size:11px}.steps{gap:28px 22px}.steps p{font-size:13px}.step-number{font-size:27px}.process-note{font-size:12px}.privacy-facts p{font-size:14px}.feedback-tool-head{gap:15px}.feedback-tool-head h3{font-size:16px}.contact{gap:12px}.contact strong{font-size:20px}.feedback-actions{gap:10px}.feedback-actions .button{padding-inline:17px;gap:12px;font-size:14px}.footer-top>p{min-width:170px;font-size:12px}.footer-top>a:not(.brand){font-size:11px}.feedback-tool{padding:22px}.section-kicker{font-size:12px}}
@media(max-width:360px){.container{width:calc(100% - 32px)}.hero h1{font-size:43px}.hero-actions{gap:17px}.hero-actions .button{padding-inline:16px;font-size:14px}.hero-visual{height:403px}.orbit{width:284px;height:284px;top:60px}.visual-note{right:0;font-size:13px}.phone{transform:rotate(-4deg) translateX(-22px);width:184px;height:375px}.phone>img{width:170px}.feedback-tool{padding:18px}.feedback-actions{flex-wrap:wrap}.value{padding:23px}.value-lead{font-size:22px}.steps h3{font-size:15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.hero-visual:hover .phone{transform:rotate(-4deg) translateX(-14px)}}