@charset "UTF-8";
:root{--ink:#192735;--muted:#6c7885;--blue:#245bdb;--line:#dfe4e9;--paper:#f7f8fa;--serif:Georgia,"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--paper);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7}a{color:inherit;text-decoration:none}button,a,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,summary:focus-visible{outline:3px solid #efb64d;outline-offset:5px}img{display:block;max-width:100%;height:auto}.wrap{width:min(1320px,calc(100% - 104px));margin-inline:auto}.skip{position:fixed;top:-80px;left:12px;background:var(--blue);color:#fff;padding:12px;z-index:100}.skip:focus{top:10px}.header{height:88px;background:#f7f8faed;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30;backdrop-filter:blur(16px)}.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:23px;font-weight:700;letter-spacing:-.9px;flex-shrink:0}.brand-dot{color:var(--blue)}nav{display:flex;gap:32px;font-size:13px;color:#5c6875}nav a:hover,.text-link:hover,.alternate-links a:hover,.footer a:hover{color:var(--blue)}.nav-download{border:1px solid #c9d3e0;border-radius:6px;padding:9px 16px;font-size:13px;display:flex;gap:24px;align-items:center}.nav-download:hover{background:#eaf0ff;border-color:var(--blue)}.hero{display:grid;grid-template-columns:1fr 1.06fr;gap:40px;align-items:center;padding-top:68px;padding-bottom:73px;min-height:730px}.release-pill{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid #dce3ed;border-radius:30px;padding:5px 12px;font-size:11px;letter-spacing:.1px;margin-bottom:34px}.live-dot{display:inline-block;flex-shrink:0;width:6px;height:6px;background:#2e9c74;border-radius:50%;box-shadow:0 0 0 3px #2e9c7410}.pill-divider{color:#c7d0da;padding:0 3px}.eyebrow{color:#788595;letter-spacing:2.2px;font-size:9px;font-weight:600;margin:0 0 20px}.hero h1{font-family:var(--serif);font-size:clamp(42px,4.3vw,64px);font-weight:500;line-height:1.4;letter-spacing:-2px;margin:0 0 26px;white-space:nowrap}.blue{color:var(--blue)}.hero-description{font-size:15px;line-height:2.05;color:var(--muted);margin:0 0 32px}.hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:11px;min-height:52px;border-radius:5px;padding:13px 21px;font-size:13px;font-weight:500;transition:background .15s,transform .15s}.button svg{width:17px;height:17px}.primary{background:var(--blue);color:#fff;box-shadow:0 5px 12px #245bdb16}.primary:hover{background:#1846b5;transform:translateY(-2px)}.button>span:last-child{margin-left:7px}.text-link{font-size:12px;display:inline-flex;gap:14px;align-items:center}.download-caption{font-size:10px;color:#8994a0;margin:12px 0 0;letter-spacing:.3px}.hero-footnote{display:flex;gap:19px;font-size:10px;color:#8793a0;margin-top:32px}.hero-footnote span:before{content:'✓';color:#6c8c81;margin-right:5px}.hero-visual{position:relative;min-width:0;padding:16px 0 38px}.image-caption{display:flex;align-items:center;gap:7px;font-size:9px;letter-spacing:.5px;color:#768491;margin:0 0 14px 5px}.image-caption>span:last-child{margin-left:auto;font-size:8px;color:#9aa4ae}.caption-dot{background:#abb8c7;border-radius:50%;width:5px;height:5px}.app-window{background:#fff;border:1px solid #d7dfe8;border-radius:9px;overflow:hidden;box-shadow:0 26px 65px -25px #14365d50;transform:perspective(1800px) rotateY(-5deg) rotateX(1deg);transform-origin:center}.window-bar{display:flex;align-items:center;background:#f4f6f9;border-bottom:1px solid #dce2ea;height:32px;font-size:8px;color:#8a97a4;gap:27px;padding:0 12px}.window-dots{display:flex;gap:5px}.window-dots i{width:5px;height:5px;background:#d3dae3;border-radius:50%}.window-plus{margin-left:auto}.app-window>img{width:100%;aspect-ratio:1.573;object-fit:cover}.visual-note{position:absolute;bottom:3px;right:18px;display:flex;gap:12px;align-items:center;padding:13px 20px;background:#fff;border:1px solid #dbe3ed;border-radius:7px;box-shadow:0 10px 30px #213c5b10}.note-mark{color:var(--blue);font-size:24px}.visual-note strong{display:block;font-size:11px;font-weight:500}.visual-note div>span{display:block;font-size:9px;color:#909aa6;margin-top:2px}.vertical-label{position:absolute;right:-28px;top:40px;writing-mode:vertical-rl;font-size:7px;letter-spacing:2px;color:#9aa7b5}.principles{border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;align-items:center;padding-top:23px;padding-bottom:23px;color:#5b6978;font-size:12px}.principles-title{font-size:10px;color:#8a96a3}.principles b{font-family:Georgia,serif;font-size:11px;font-weight:400;color:#9ca9b8;margin-right:10px}.section{padding-top:100px;padding-bottom:100px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:38px;gap:30px}h2{font-family:var(--serif);font-size:36px;font-weight:500;line-height:1.55;letter-spacing:-.8px;margin:0}.section-heading>p{font-size:12px;line-height:1.9;color:var(--muted);margin:0 0 8px}.feature-grid{display:grid;grid-template-columns:1.16fr 1fr 1fr;gap:18px}.feature-card{border:1px solid var(--line);background:#fff;padding:24px 25px 0;border-radius:7px;min-width:0;overflow:hidden}.feature-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:30px}.number{font-size:8px;letter-spacing:1.4px;color:#9ba6b2}.small-icon{font-size:21px;color:#5d81c9}.small-icon.amber{color:#be9c54}.feature-card h3{font-size:16px;font-weight:500;letter-spacing:-.3px;margin:0 0 12px}.feature-card>p{font-size:11px;color:#7d8895;line-height:1.9;margin:0;min-height:64px}.chapter-demo{background:#f7f9fc;border:1px solid #e6ebf2;border-bottom:0;border-radius:8px 8px 0 0;margin:27px 0 0;padding:12px;font-size:10px}.chapter-demo>div{display:flex;gap:12px;padding:11px 7px;border-radius:4px;align-items:center}.chapter-demo>div>span{font-size:8px;color:#99a5b6}.chapter-demo em{font-size:8px;color:#93a1b6;font-style:normal;margin-left:auto}.chapter-demo>.chapter-active{background:#e9f0ff;color:#2c5fc7}.quote-demo{font-family:var(--serif);font-size:17px;line-height:2;margin:27px 0 0;padding:18px 7px;color:#6b7784}.quote-demo>span:not(.quote-note){background:#f8ecb6}.quote-demo .quote-note{display:block;font-family:Inter,"Microsoft YaHei",sans-serif;font-size:9px;color:#9d997f;margin-top:13px}.quote-note:before{content:'—';margin-right:5px}.folder-demo{display:flex;flex-direction:column;gap:8px;margin:30px 0 23px;padding:0 8px;font-size:17px;color:#d2b47a}.folder-demo span{border:1px solid #e9edf2;border-radius:4px;padding:6px 12px;background:#fafbfd;display:flex;align-items:center;gap:10px}.folder-demo b{font-size:10px;font-weight:400;color:#7f8b98}.folder-demo span:nth-child(2){color:#91a9d2}.folder-demo span:nth-child(3){color:#96b7a5}.tools-section{background:#eef2f6;border-block:1px solid #e2e7ed;padding:78px 0}.tools-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px;align-items:center}.tools-copy>p:not(.eyebrow){font-size:12px;color:#7b8794;line-height:2;max-width:320px;margin:20px 0 26px}.tool-list{list-style:none;padding:0;margin:0}.tool-list li{display:flex;gap:17px;border-top:1px solid #dce3eb;padding:15px 0}.tool-list li>span{font-family:Georgia,serif;font-size:10px;color:#9baabc;margin-top:3px}.tool-list strong{font-size:12px;font-weight:500}.tool-list p{font-size:10px;color:#8a96a3;margin:4px 0 0}.included{font-size:10px;display:flex;align-items:center;gap:7px;color:#70867b;border-top:1px solid #dce3eb;padding-top:15px}.included>span{background:#ddeae3;width:16px;height:16px;border-radius:50%;text-align:center;font-size:9px;line-height:16px}.tools-image{margin:0;min-width:0}.tools-image img{width:100%;border-radius:7px;border:1px solid #dae1ea;box-shadow:0 16px 45px -24px #20395650}.tools-image figcaption{display:flex;justify-content:space-between;font-size:9px;color:#8e9aa7;margin-top:15px}.tools-image figcaption>span{font-size:7px;letter-spacing:1.5px}.download-panel{display:grid;grid-template-columns:1.1fr 1fr;border:1px solid #dbe3ec;background:#fff;border-radius:10px;padding:52px 58px;gap:70px}.download-main h2{font-size:40px}.download-main>p:not(.eyebrow):not(.download-caption){font-size:12px;line-height:1.9;color:#7e8996;margin:18px 0 25px}.alternate-links{display:flex;gap:22px;margin-top:24px;font-size:10px;color:#7b8897}.release-card{background:#f6f8fb;border:1px solid #e6ebf1;border-radius:7px;padding:25px 28px;align-self:center}.release-card-heading{font-size:10px;color:#67788c;display:flex;align-items:center;gap:9px}.tag{margin-left:auto;background:#e6edfc;color:#5a79ae;font-size:9px;border-radius:4px;padding:3px 6px}.release-date{font-size:9px;color:#9aa5b3;margin:20px 0 9px}.release-card h3{font-size:16px;line-height:1.6;font-weight:500;margin:0 0 15px}.release-card ul{padding-left:16px;margin:0 0 24px;color:#7f8b99;font-size:10px;line-height:2}.release-card li+li{margin-top:7px}.release-status{font-size:8px;color:#94a1af;margin:15px 0 0}.guide-section{padding-bottom:90px;border-bottom:1px solid var(--line)}.guide-section h2{font-size:30px}.steps{display:grid;grid-template-columns:repeat(3,1fr);list-style:none;gap:48px;padding:0;margin:0}.steps>li{border-top:1px solid #cfd8e4;padding-top:20px}.steps>li>span{font-family:Georgia,serif;font-size:27px;color:#bdc9d7}.steps h3{font-size:14px;font-weight:500;margin:12px 0 8px}.steps p{font-size:11px;line-height:2;color:#7f8c9b;margin:0;max-width:295px}code{font-size:.95em;overflow-wrap:anywhere}.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px}.faq-layout>div>.text-link{margin-top:30px;color:#7386a2}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:18px 0}summary{list-style:none;cursor:pointer;font-size:12px;display:flex;align-items:center;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}summary>span{font-size:19px;font-weight:300;color:#8c9aaa;transition:transform .2s}details[open] summary>span{transform:rotate(45deg)}details p{font-size:11px;line-height:1.9;color:#8a95a2;margin:12px 30px 3px 0}details p a{color:var(--blue);text-decoration:underline}.footer{border-top:1px solid var(--line);display:flex;align-items:center;gap:26px;flex-wrap:wrap;padding-top:29px;padding-bottom:31px}.footer .brand{font-size:18px}.footer p{font-size:10px;color:#929da9;margin-right:auto}.footer>div{display:flex;gap:20px;font-size:10px;color:#8a96a5}.copyright{font-size:9px;color:#a3acb7;width:100%;margin-top:-13px;margin-left:38px}
@media(min-width:1600px){.hero{min-height:790px}.hero h1{font-size:68px}.hero-description{font-size:17px}.app-window{margin-right:-16px}}
@media(max-width:1100px){.wrap{width:calc(100% - 64px)}.hero{gap:25px;min-height:650px;padding-block:50px}.hero h1{font-size:46px}.hero-description{font-size:13px}.hero-actions{gap:17px}.hero-footnote{gap:12px;font-size:9px}.feature-grid{gap:12px}.feature-card{padding:20px 17px 0}.tools-layout{gap:45px}.download-panel{gap:40px;padding:40px}.faq-layout{gap:50px}.hero-visual{margin-left:0}.vertical-label{right:-20px}}
@media(max-width:820px){.wrap{width:calc(100% - 44px)}.header{height:72px}.nav{gap:15px}nav{gap:19px;font-size:11px}nav a:nth-child(3),nav a:nth-child(4){display:none}.nav-download{padding:7px 10px;font-size:10px;gap:8px}.brand{font-size:20px;gap:8px}.brand img{width:29px;height:29px}.hero{grid-template-columns:1fr;padding-top:40px;padding-bottom:42px;gap:22px}.release-pill{margin-bottom:25px}.hero h1{font-size:55px;line-height:1.3}.hero-description{font-size:14px;margin-bottom:25px}.desktop-break{display:none}.hero-footnote{font-size:10px;margin-top:25px}.hero-visual{width:100%;max-width:620px;margin-inline:auto}.app-window{transform:none}.image-caption{font-size:8px}.image-caption>span:last-child{font-size:7px}.vertical-label{display:none}.principles{flex-wrap:wrap;justify-content:flex-start;gap:17px 36px;font-size:11px;padding-block:20px}.principles-title{width:100%}.section{padding-block:64px}.section-heading{margin-bottom:27px}h2{font-size:31px}.section-heading>p{font-size:10px}.feature-grid{grid-template-columns:1fr 1fr;gap:15px}.feature-large{grid-column:1 / -1;display:block}.feature-card{padding:23px 23px 0}.feature-card-top{margin-bottom:20px}.feature-card>p{min-height:0;font-size:12px}.feature-card h3{font-size:17px}.chapter-demo{max-width:100%;margin-top:22px}.tools-layout{grid-template-columns:1fr;gap:32px}.tools-section{padding-block:55px}.tools-copy>p:not(.eyebrow){max-width:100%}.tool-list p{font-size:11px}.tools-image{max-width:620px}.download-panel{grid-template-columns:1fr;gap:35px;padding:32px}.download-main h2{font-size:36px}.release-card{padding:22px}.steps{gap:25px}.guide-section{padding-bottom:55px}.faq-layout{grid-template-columns:1fr;gap:35px}.faq-layout h2 br{display:none}.faq-layout>div>.text-link{margin-top:17px}summary{font-size:13px}details p{font-size:12px}.footer{gap:18px}.footer p{width:auto;max-width:210px}.footer>div{width:100%;margin-left:0}.copyright{margin:0}}
@media(max-width:480px){.wrap{width:calc(100% - 36px)}nav{display:none}.header{height:66px}.hero{padding-top:30px}.hero h1{font-size:43px;letter-spacing:-1.5px}.hero-description{font-size:13px}.hero-actions{gap:18px}.button{font-size:12px;padding:12px 17px;min-height:49px}.hero-actions>.text-link{font-size:11px}.hero-footnote{font-size:8px;gap:10px}.hero-visual{padding-top:9px}.visual-note{padding:9px 12px;right:9px;bottom:8px}.visual-note strong{font-size:9px}.visual-note div>span{font-size:8px}.image-caption>span:last-child{display:none}.window-bar{height:26px}.principles{gap:14px 25px}.principles>span:not(:first-child){width:calc(50% - 15px)}.section-heading{align-items:flex-start}.section-heading>p{display:none}.feature-grid{grid-template-columns:1fr}.feature-large{grid-column:auto}.feature-card{padding:23px 23px 0}.quote-demo{padding-block:13px 22px}.folder-demo{margin-block:22px}.feature-card>p{font-size:12px}.eyebrow{font-size:8px;letter-spacing:1.7px}h2{font-size:29px}.tools-image figcaption>span{display:none}.download-panel{padding:26px 22px}.download-main h2{font-size:33px}.alternate-links{font-size:9px;gap:16px}.release-card{padding:20px}.steps{grid-template-columns:1fr;gap:25px}.steps>li{position:relative;padding-left:48px;padding-top:14px}.steps>li>span{position:absolute;left:0;top:16px;font-size:23px}.steps h3{margin-top:2px}.steps p{max-width:100%}.guide-section h2{font-size:27px}.footer p{max-width:100%;font-size:9px}.footer{column-gap:17px;row-gap:12px}.faq-layout h2 br{display:block}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}.app-window{transform:none}}