:root{--forest:#194f40;--ink:#173a2e;--muted:#647268;--paper:#f6f7f0;--line:#dce1d6;--lime:#dfe8aa;color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,'PingFang TC','Noto Sans TC',sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;color:var(--ink);background:var(--paper);font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}a:focus-visible,summary:focus-visible{outline:3px solid #b58028;outline-offset:6px}button,a,summary{-webkit-tap-highlight-color:transparent}img{display:block;max-width:100%;height:auto}.wrap{max-width:1240px;margin:auto;padding-left:40px;padding-right:40px}.skip{position:absolute;top:-90px;left:20px;background:var(--forest);color:white;padding:12px;z-index:100}.skip:focus{top:10px}.site-header{display:flex;justify-content:space-between;align-items:center;min-height:114px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:24px;font-weight:750;line-height:1.1}.brand img{border-radius:10px}.brand small{display:block;font-size:9px;letter-spacing:2px;font-weight:500;margin-top:6px}nav{display:flex;align-items:center;gap:30px;font-size:14px}nav a:hover,.text-link:hover{color:#67904b}.nav-source{border:1px solid #bcc9b7;padding:8px 16px;border-radius:30px}.hero{display:grid;grid-template-columns:1.12fr 1fr;align-items:center;gap:30px;padding-top:64px;padding-bottom:85px;min-height:750px;overflow:hidden}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:650;display:flex;align-items:center;gap:10px;margin:0 0 22px}.status-dot{width:7px;height:7px;border-radius:100%;background:#718c48}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(46px,5.4vw,76px);line-height:1.22;letter-spacing:-3px;font-weight:730;margin-bottom:30px}.marked{position:relative;white-space:nowrap}.marked svg{position:absolute;bottom:-13px;left:-3%;width:106%;height:18px;fill:none;stroke:#94a86b;stroke-width:4;stroke-linecap:round}.hero-lead{color:#59695b;font-size:18px;line-height:1.9;margin-bottom:28px}.actions{display:flex;align-items:center;gap:26px;flex-wrap:wrap}.button{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:56px;padding:14px 23px;border-radius:7px;font-weight:550;font-size:15px;transition:background .18s,transform .18s}.button:hover{transform:translateY(-2px)}.primary{background:var(--forest);color:white}.primary:hover{background:#28604d}.text-link{font-size:14px;text-decoration:underline;text-underline-offset:6px}.hero-note{font-size:12px;color:var(--muted);margin:19px 0 0}.hero-visual{position:relative;display:grid;place-items:center;min-height:610px}.orbit{border:1px solid #d8dec9;border-radius:50%;position:absolute;width:470px;height:470px;transform:rotate(-20deg)}.orbit-two{width:600px;height:270px;transform:rotate(-32deg)}.cross{position:absolute;font:28px monospace;color:#9fae8a}.cross-one{top:55px;right:40px}.cross-two{bottom:80px;left:25px}.principles{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#edf0e5}.principles .wrap{display:flex;justify-content:space-between;gap:20px;padding-top:24px;padding-bottom:24px;font-size:13px;color:#52674d}.principles span:before{content:'✓';margin-right:12px}.section{padding-top:110px;padding-bottom:110px}h2{font-size:clamp(34px,3.5vw,48px);line-height:1.35;letter-spacing:-1.5px;font-weight:650}h3{font-size:22px;line-height:1.5;margin-bottom:10px}.intro{display:grid;grid-template-columns:.95fr 1.2fr;gap:80px}.large-copy{font-size:19px;color:#596c5d;line-height:1.9;max-width:620px}.steps{padding:0;list-style:none;margin-top:38px;margin-bottom:0}.steps li{display:flex;gap:25px;border-top:1px solid var(--line);padding:25px 0}.steps li:last-child{padding-bottom:0}.steps li>span{font:14px/2 monospace;color:#819477}.steps h3{font-size:18px;margin-bottom:7px}.steps p{font-size:15px;color:var(--muted);margin-bottom:0}.methods{padding-top:0}.section-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:40px;margin-bottom:35px}.method{display:grid;grid-template-columns:90px 1fr auto;gap:32px;border-top:1px solid var(--line);padding:38px 0;align-items:start}.method:last-child{border-bottom:1px solid var(--line)}.method-icon{font:80px/1 serif;color:#618264}.ble{font-size:62px;margin-left:14px}.method .eyebrow{margin:0 0 8px;color:#7b8d6f;font-size:10px}.method p:last-child{font-size:16px;max-width:610px;color:var(--muted);margin-bottom:0}.method-tag{border:1px solid #c6d2c0;border-radius:40px;padding:5px 14px;font-size:12px;white-space:nowrap;margin-top:35px}.privacy-band{background:var(--forest);color:var(--paper);padding:85px 0}.privacy-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.privacy-band .eyebrow{color:#bbd2a1}.privacy-band h2{margin-bottom:0}.privacy-band p:not(.eyebrow){color:#d1ddcd;font-size:17px;line-height:1.9}.privacy-band a{border-bottom:1px solid #96ba86;padding-bottom:7px;font-size:14px;color:#e3ecc1}.limits h2 span{color:#7d9263}.limits>.large-copy{margin-top:25px}.limit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:45px;margin:50px 0 70px}.limit-grid>div{border-top:2px solid #b9c8a9;padding-top:22px}.limit-grid h3{font-size:19px}.limit-grid p{font-size:15px;color:var(--muted)}.faq{max-width:900px;margin:auto;border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:23px 0}summary{cursor:pointer;font-size:17px;font-weight:550;list-style:none;display:flex;justify-content:space-between;gap:25px}summary::-webkit-details-marker{display:none}summary:after{content:'+';font-size:24px;line-height:1}details[open] summary:after{content:'−'}details p{margin:18px 40px 0 0;color:var(--muted);font-size:15px}.try-section{background:#e7ecdc;padding:80px 0}.try-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:100px;align-items:center}.try-grid h2{margin-bottom:22px}.try-grid .small{font-size:13px;color:var(--muted);max-width:550px}.try-actions{display:grid;gap:14px}.secondary{border:1px solid #97ac8c}.try-actions>p{font-size:13px;color:#718467;line-height:1.8;margin:8px 0 0}.footer{display:grid;grid-template-columns:1fr 1.4fr;gap:28px;padding-top:48px;padding-bottom:40px;align-items:center}.footer .brand{font-size:22px}.footer>p{margin:0;font-size:13px;text-align:right;color:var(--muted)}.footer>div{display:flex;gap:26px;font-size:12px}.footer>small{text-align:right;font-size:11px;color:var(--muted)}
@media(max-width:980px){.wrap{padding-left:28px;padding-right:28px}.hero{gap:10px;min-height:auto;padding-top:45px;padding-bottom:65px}h1{font-size:53px;letter-spacing:-2px}.hero-visual{min-height:555px}.orbit{width:350px;height:350px}.orbit-two{width:440px;height:220px}.intro,.privacy-grid{gap:42px}.method{grid-template-columns:55px 1fr;gap:25px}.method-tag{grid-column:2;margin-top:0;justify-self:start}.method-icon{font-size:60px}.section{padding-top:80px;padding-bottom:80px}.methods{padding-top:0}.try-grid{gap:50px}}
@media(max-width:650px){.wrap{padding-left:24px;padding-right:24px}.site-header{min-height:92px;flex-wrap:wrap;padding-top:18px;padding-bottom:16px;gap:18px}.brand{font-size:22px}.brand img{width:34px}.brand small{font-size:8px}nav{gap:15px;font-size:12px}.nav-source{padding:5px 10px}nav a:nth-child(3){display:none}.hero{grid-template-columns:1fr;padding-top:40px;padding-bottom:55px;gap:25px}.hero-copy{max-width:500px}h1{font-size:clamp(44px,10.7vw,64px);letter-spacing:-2px;margin-bottom:27px}.hero-lead{font-size:16px}.eyebrow{font-size:10px;letter-spacing:1.5px;margin-bottom:19px}.actions{gap:21px}.button{font-size:14px;padding:13px 17px;min-height:52px}.hero-visual{min-height:540px;margin-top:10px}.orbit{width:320px;height:320px}.orbit-two{width:420px;height:230px}.cross-one{right:8px}.cross-two{left:0}.principles .wrap{display:grid;grid-template-columns:1fr 1fr;font-size:11px;gap:17px 10px;padding-top:22px;padding-bottom:22px}.principles span:before{margin-right:7px}.section{padding-top:65px;padding-bottom:65px}.intro,.privacy-grid,.try-grid{grid-template-columns:1fr;gap:26px}.intro h2{margin-bottom:0}h2{font-size:35px}.large-copy{font-size:17px}.steps{margin-top:30px}.steps li{gap:19px}.section-heading{display:block}.methods{padding-top:10px}.method{grid-template-columns:40px 1fr;gap:18px;padding:30px 0}.method h3{font-size:20px}.method p:last-child{font-size:14px}.method-icon{font-size:48px}.ble{margin-left:5px}.method-tag{font-size:10px;padding:4px 12px}.privacy-band{padding:60px 0}.privacy-band p:not(.eyebrow){font-size:16px}.limit-grid{grid-template-columns:1fr;gap:23px;margin:36px 0 40px}.limit-grid p{margin-bottom:0}summary{font-size:15px}.try-section{padding:60px 0}.try-actions{max-width:400px}.footer{grid-template-columns:1fr;gap:24px;padding-top:35px;padding-bottom:35px}.footer>p,.footer>small{text-align:left}.footer>div{gap:20px}.hero-note{font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}.button:hover{transform:none}}

/* Readable, responsive illustration of the user's next steps. */
.hero{grid-template-columns:1.12fr 1fr;min-height:720px}h1{font-size:clamp(44px,4.7vw,64px);letter-spacing:-2px}.hero-lead{font-size:17px}.hero-visual{min-height:570px}.product-demo{position:relative;z-index:1;width:100%;max-width:390px;margin:0;background:#fffefa;border:1px solid #cfd9c6;border-radius:24px;padding:26px;box-shadow:12px 22px 65px #29452b18;transform:rotate(2deg)}.demo-brand{display:flex;align-items:center;gap:9px;border-bottom:1px solid var(--line);padding-bottom:18px}.demo-brand img{border-radius:8px}.demo-brand strong{font-size:19px}.demo-brand>span{margin-left:auto;font-size:11px;color:var(--muted)}.demo-kicker{font-size:11px;color:var(--muted);margin:23px 0 9px;letter-spacing:1px}.product-demo h2{font-size:28px;line-height:1.45;letter-spacing:-.5px;margin-bottom:21px}.demo-scan{display:flex;align-items:center;gap:12px}.demo-symbol{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;background:#ecf1e5;font-size:27px;color:var(--forest);flex-shrink:0}.demo-scan strong{display:block;font-size:14px}.demo-scan small{display:block;font-size:11px;color:var(--muted);margin-top:2px}.demo-clue{background:#fff2d7;border:1px solid #dfb56b;border-left:4px solid #ba7b21;padding:16px;border-radius:12px;margin:18px 0}.clue-heading{display:flex;align-items:center;gap:8px;color:#795015;font-size:13px}.clue-heading>span{display:grid;place-items:center;border:1.5px solid #94631d;border-radius:50%;width:20px;height:20px;line-height:1;font-weight:750}.demo-clue>p{color:#63461b;font-weight:650;font-size:16px;margin:10px 0}.clue-next{border-top:1px solid #e6cf9f;padding-top:10px;font-size:10px;color:#846535}.clue-next span{display:block;font-size:12px;color:#684f27}.camera-row{margin:20px 0}.demo-private{padding-top:15px;border-top:1px solid var(--line);font-size:11px;color:#52694f}.demo-private span{margin-right:5px}.product-demo figcaption{position:absolute;left:-5%;bottom:-34px;width:110%;text-align:center;font-size:10px;color:var(--muted);transform:rotate(-2deg)}
@media(max-width:980px) and (min-width:651px){h1{font-size:clamp(35px,4.5vw,48px)}.hero-lead{font-size:15px}.product-demo{padding:20px}.demo-brand>span{font-size:9px}.product-demo h2{font-size:25px}.demo-clue{padding:12px}.hero{gap:28px}.demo-scan strong{font-size:12px}.demo-scan small{font-size:10px}}
@media(max-width:650px){.hero{grid-template-columns:1fr;gap:22px;min-height:0}h1{font-size:clamp(34px,8.9vw,55px);letter-spacing:-1.5px}.hero-lead{font-size:15px}.hero-visual{min-height:560px;margin-top:0}.product-demo{width:calc(100% - 12px);max-width:360px;padding:22px;transform:none}.product-demo figcaption{transform:none;font-size:9px}.cross-one{top:15px}.cross-two{bottom:15px}.hero-note{font-size:10px}}