:root{color-scheme:light;--ink:#173e30;--body:#253c32;--muted:#657269;--green:#216447;--line:#dce3dc;--paper:#fff;--mint:#c5edb0;font-family:Inter,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-synthesis:none;scroll-behavior:smooth}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--body);font-size:16px;line-height:1.75}a{color:inherit;text-underline-offset:5px}button{font:inherit}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid #51895d;outline-offset:5px}svg{display:block}.wrap{max-width:1200px;margin:0 auto;padding-left:40px;padding-right:40px}.skip{position:absolute;left:16px;top:-100px;background:white;z-index:10;padding:12px}.skip:focus{top:12px}.header{height:104px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-size:19px;font-weight:700;text-decoration:none;white-space:nowrap}.brand-mark{background:var(--ink);color:#fff;width:34px;height:38px;padding:6px 8px;border-radius:5px}.brand-en{font-size:10px;letter-spacing:1.7px;line-height:1.5;width:78px;white-space:normal;font-weight:500;margin-left:4px}.header nav{display:flex;align-items:center;gap:28px;font-size:14px}.header nav a{text-decoration:none}.header nav a:hover{color:var(--green);text-decoration:underline}.github-link span{margin-left:5px}.hero{display:grid;grid-template-columns:1fr 250px;gap:60px;padding-top:64px;padding-bottom:98px;align-items:center}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:650;color:var(--green);display:flex;align-items:center;gap:9px;margin:0 0 24px}.status-dot{height:6px;width:6px;background:var(--green);border-radius:50%}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(42px,4.7vw,64px);line-height:1.28;letter-spacing:-2.5px;margin-bottom:28px;font-weight:750;color:var(--ink)}.marked{position:relative;white-space:nowrap}.marked 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5px;padding:30px;align-self:stretch;max-height:340px;position:relative;transform:rotate(3deg);box-shadow:10px 12px 0 #eff3ed}.note-number{font-size:10px;letter-spacing:1.5px;color:#bbd0bc}.note-icon{position:absolute;right:24px;top:67px;width:27px;height:34px}.reading-note p{font-size:28px;line-height:1.6;font-weight:550;margin:45px 0 22px;letter-spacing:.5px}.note-rule{height:1px;background:#ffffff25;margin-bottom:19px}.reading-note>span:last-child{font-size:14px;line-height:1.9;color:#c7d9cc}.preview-section{background:#f2f5f1;border-top:1px solid #e9eee6;padding:68px 0 72px;scroll-margin-top:25px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}.section-heading .eyebrow{margin-bottom:13px;font-size:11px}h2{font-size:35px;font-weight:650;line-height:1.5;letter-spacing:-1px;color:var(--ink);margin-bottom:0}.section-heading>p{color:var(--muted);font-size:15px;margin:0 0 5px}.product-window{margin:0;position:relative;border:1px solid #d9e2d6;border-radius:10px;overflow:hidden;box-shadow:0 15px 45px #183b2812;background:white}.window-bar{height:43px;border-bottom:1px solid #e7eae6;background:#fafbf9;display:flex;align-items:center;justify-content:space-between;padding:0 18px;font-size:11px;color:#66746a;letter-spacing:.5px}.window-dots{display:flex;gap:5px}.window-dots i{height:7px;width:7px;border-radius:50%;background:#dce2d9}.window-status{font-size:10px}.product-window img{display:block;width:100%;height:auto}.product-window figcaption{text-align:center;color:var(--muted);padding:9px 15px;font-size:12px;border-top:1px solid #edf0e9}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:48px;margin-top:48px}.feature-no{font-size:12px;letter-spacing:1px;color:var(--green);display:block;margin-bottom:12px}h3{font-size:19px;font-weight:650;line-height:1.5;color:var(--ink);margin-bottom:10px}.features p{font-size:15px;color:var(--muted);margin:0}.install{padding-top:100px;padding-bottom:90px;display:grid;grid-template-columns:1fr 1.45fr;gap:85px;scroll-margin-top:10px}.install-intro .eyebrow{font-size:11px;margin-bottom:17px}.install-intro h2{font-size:39px;margin-bottom:20px}.install-intro>p:not(.eyebrow){color:var(--muted);font-size:15px;line-height:1.9}.shortcut{margin-top:32px}.shortcut>span{display:block;color:var(--muted);font-size:12px;margin-bottom:8px}.shortcut>div{display:flex;gap:8px;align-items:center}kbd{font:12px/1.5 inherit;font-family:inherit;font-size:12px;min-width:30px;text-align:center;border:1px solid #dae0d6;border-bottom-width:3px;border-radius:5px;padding:4px 8px;background:#fafbf9}.shortcut b{font-size:12px;font-weight:400;color:#9aa398}.steps{list-style:none;padding:0;margin:0}.steps li{display:grid;grid-template-columns:32px 1fr;gap:20px;padding:0 0 28px;margin-bottom:29px;border-bottom:1px solid var(--line)}.steps li:last-child{padding-bottom:0;margin-bottom:0;border:0}.step-number{width:30px;height:30px;border-radius:50%;border:1px solid #cad8c8;color:var(--green);display:flex;justify-content:center;align-items:center;font-size:12px;margin-top:1px}.steps p{font-size:15px;color:var(--muted);margin:0;line-height:1.9}.steps p a{color:var(--green)}code{font-family:Consolas,monospace;font-size:.9em}.copy-row{margin-top:15px;border:1px solid var(--line);padding:9px 12px;display:flex;align-items:center;justify-content:space-between;gap:8px;border-radius:5px;background:#f7f9f5}.copy-row code{font-size:14px;overflow-wrap:anywhere}.copy-row button{border:0;border-left:1px solid var(--line);background:transparent;color:var(--green);font-size:12px;cursor:pointer;padding:2px 0 2px 13px;white-space:nowrap}#copy-status{font-size:12px;color:var(--green);display:block}#copy-status:not(:empty){margin-top:6px}.details{display:grid;grid-template-columns:1fr 1.45fr;gap:85px;padding-top:42px;padding-bottom:52px;position:relative}.details:before{content:"";position:absolute;top:0;left:40px;right:40px;height:1px;background:var(--line)}.privacy svg{width:24px;height:28px;margin-bottom:16px;color:var(--green)}.privacy h2{font-size:21px;letter-spacing:0;margin-bottom:10px}.privacy p,.boundaries p{font-size:14px;color:var(--muted);line-height:1.95;margin-bottom:12px}.boundaries h3{font-size:15px;margin-bottom:16px}.footer{display:flex;justify-content:space-between;align-items:center;padding-top:30px;padding-bottom:35px;border-top:1px solid var(--line);gap:20px}.footer .brand{font-size:14px;gap:18px}.footer-tagline{font-weight:400;font-size:12px;color:var(--muted)}.footer>div{display:flex;gap:24px;align-items:center;font-size:12px;color:var(--muted)}.footer a{text-decoration:none}.footer a:hover{text-decoration:underline}
@media(min-width:1500px){.wrap{max-width:1300px}.hero{padding-top:90px;padding-bottom:115px;grid-template-columns:1fr 270px}}
@media(max-width:900px){.wrap{padding-left:28px;padding-right:28px}.brand-en{display:none}.hero{grid-template-columns:1fr 200px;gap:24px;padding-top:42px;padding-bottom:65px}h1{font-size:44px}.reading-note{padding:24px;max-height:315px}.reading-note p{font-size:23px}.note-icon{right:20px;top:59px;width:21px}.note-number{font-size:8px}.hero-description{font-size:15px}.hero-actions{gap:20px}.button{padding:13px 16px}.features{gap:25px}.install,.details{gap:42px;grid-template-columns:1fr 1.3fr}.install{padding-top:70px;padding-bottom:65px}.footer{flex-wrap:wrap}.details:before{left:28px;right:28px}}
@media(max-width:640px){.wrap{padding-left:22px;padding-right:22px}.header{height:80px;gap:15px}.brand{font-size:17px;gap:8px}.brand-mark{width:28px;height:33px;padding:5px 6px}.header nav{gap:18px;font-size:12px}.header nav a:first-child{display:none}.hero{display:block;padding-top:42px;padding-bottom:48px}h1{font-size:41px;letter-spacing:-1.5px;line-height:1.35;margin-bottom:22px}.hero .eyebrow{font-size:11px;margin-bottom:20px}.hero-description{font-size:15px;line-height:1.9;margin-bottom:27px}.desktop-break{display:none}.hero-actions{gap:24px;flex-wrap:wrap}.button{font-size:15px;padding:13px 16px}.download-note{font-size:11px}.reading-note{display:none}.preview-section{padding-top:40px;padding-bottom:40px}.section-heading{display:block;margin-bottom:25px}.section-heading .eyebrow{font-size:9px;letter-spacing:1.5px}h2{font-size:28px}.section-heading>p{margin-top:17px;font-size:14px}.window-bar{height:32px;padding:0 11px;font-size:9px}.window-status{font-size:9px}.window-dots i{height:5px;width:5px}.product-window{border-radius:6px}.product-window figcaption{font-size:10px;padding:7px 8px}.features{display:block;margin-top:30px}.features article{position:relative;padding-left:38px;margin-bottom:23px}.features article:last-child{margin-bottom:0}.feature-no{position:absolute;left:0;top:5px}.features h3{font-size:18px;margin-bottom:6px}.features p{font-size:14px}.install,.details{display:block}.install{padding-top:48px;padding-bottom:35px}.install-intro h2{font-size:30px}.install-intro h2 br{display:none}.shortcut{margin:23px 0 35px}.steps li{gap:14px;padding-bottom:23px;margin-bottom:24px}.steps p{font-size:14px}.steps h3{font-size:18px}.copy-row code{font-size:12px}.copy-row button{font-size:11px;padding-left:9px}.details{padding-top:32px;padding-bottom:30px}.details:before{left:22px;right:22px}.privacy{margin-bottom:30px}.footer{display:block;padding-top:24px;padding-bottom:28px}.footer>div{margin-top:15px;justify-content:space-between;gap:12px;font-size:10px}.footer-tagline{font-size:11px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*{transition:none!important}}