:root{--bg:#f5f7f6;--ink:#172b29;--muted:#65726f;--teal:#137b64;--line:#dce4df;--white:#fff;font-family:"Segoe UI","Microsoft YaHei UI",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none;scroll-behavior:smooth;scroll-padding-top:32px}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button{font:inherit}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #20ad87;outline-offset:5px}::selection{background:#cce9d9}.wrap{max-width:1248px;width:calc(100% - 96px);margin-inline:auto}.header{height:108px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px}.brand{display:inline-flex;align-items:center;gap:12px;font-size:16px;font-weight:650;white-space:nowrap}.brand small{display:block;font-size:9px;letter-spacing:2.5px;color:var(--muted);margin-top:3px}.brand-mark{width:39px;height:39px;border-radius:11px;background:var(--ink);color:#fff;font-size:26px;position:relative;text-align:center;line-height:39px;font-weight:450}.brand-mark>span{position:absolute;right:3px;top:-6px;font-size:15px;color:#a1dec2}.header nav{display:flex;gap:32px;font-size:13px;color:#465e57}.header nav a:hover,.text-link:hover,.footer a:hover{color:var(--teal)}.nav-dot,.live-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#41a27d;vertical-align:middle}.nav-dot{margin-left:3px}.header-download{font-size:13px;border:1px solid #bacdc3;border-radius:6px;padding:11px 17px;display:flex;gap:24px}.header-download:hover{background:#e8f0eb}.hero{display:grid;grid-template-columns:.95fr 1.15fr;gap:44px;align-items:center;padding-block:78px 74px}.release-pill{display:inline-flex;align-items:center;gap:10px;font-size:11px;border:1px solid #cddfd4;padding:7px 11px;border-radius:99px;background:#edf4ee}.release-pill>span:last-child{margin-left:10px;color:var(--teal)}h1{font-size:clamp(36px,4.2vw,58px);line-height:1.29;font-weight:650;letter-spacing:-2px;margin:25px 0 22px}h1 em{font-style:normal;color:var(--teal)}.hero-intro{font-size:15px;line-height:1.95;color:var(--muted);margin:0 0 30px}.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:17px 22px;border-radius:6px;font-size:14px;font-weight:600;transition:background .15s,transform .15s}.button:hover{transform:translateY(-2px)}.primary{background:var(--teal);color:white;box-shadow:0 5px 12px #137b6412}.primary:hover{background:#0d654f}.button svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7}.button span{font-size:11px;font-weight:400;color:#c9eadf}.download-meta{font-size:10px;color:var(--muted);margin:12px 0 23px}.text-link{display:inline-flex;gap:20px;font-size:12px;font-weight:550}.hero-visual{min-width:0;position:relative;padding:27px 0}.hero-visual:before{content:"";position:absolute;inset:-15% -5%;z-index:-1;background:radial-gradient(ellipse,#cce3d073,transparent 69%)}.preview-window{background:#161d27;color:#d7dfeb;border:1px solid #343f4c;border-radius:10px;overflow:hidden;box-shadow:0 22px 45px #233b3222;transform:perspective(1200px) rotateY(-3deg) rotateX(1deg)}.window-bar{height:29px;background:#202833;display:flex;justify-content:space-between;align-items:center;padding-inline:12px;font-size:9px;color:#80919f}.window-app{color:#b9c6ce}.window-toolbar{height:39px;display:flex;align-items:center;gap:15px;font-size:9px;border-bottom:1px solid #303945;padding:0 12px}.window-path{font-size:8px;color:#7e8c9c}.window-version{margin-left:auto;color:#88b6a4;font-size:8px}.window-body{height:286px;display:grid;grid-template-columns:28% 1fr}.mock-sidebar{border-right:1px solid #303945;padding:12px 8px;position:relative}.mock-side-title{font-size:9px;color:#93a2b2;display:flex;justify-content:space-between;margin:0 1px 15px}.mock-folders{display:grid;grid-template-columns:repeat(4,1fr);gap:12px 4px}.mock-folder{display:grid;justify-items:center;gap:5px;font-size:7px;color:#d7dde4}.folder-shape{display:block;width:17px;height:13px;background:linear-gradient(#ffdc78,#d79731);border-radius:2px;position:relative}.folder-shape:before{content:"";position:absolute;left:1px;top:-2px;height:3px;width:8px;border-radius:2px 2px 0 0;background:#ffe29b}.mock-side-foot{position:absolute;bottom:12px;font-size:7px;color:#83959c;display:flex;align-items:center;gap:5px}.mock-side-foot .live-dot{width:4px;height:4px}.mock-stage{position:relative;overflow:hidden;background-color:#111820;background-image:linear-gradient(#8eb6a50a 1px,transparent 1px),linear-gradient(90deg,#8eb6a50a 1px,transparent 1px);background-size:20px 20px}.stage-cross{position:absolute;inset:0;background:linear-gradient(transparent calc(50% - .5px),#7a929027 50%,transparent calc(50% + .5px)),linear-gradient(90deg,transparent calc(50% - .5px),#7a929027 50%,transparent calc(50% + .5px))}.mock-grid{display:grid;grid-template-columns:repeat(3,1fr);padding:18px 16px;gap:13px;height:239px}.effect-cell{position:relative;display:grid;place-items:center}.effect-cell>svg{width:75%;height:75%;max-width:68px;filter:drop-shadow(0 0 7px var(--glow));overflow:visible}.effect-cell:after{content:attr(data-number);position:absolute;bottom:-2px;font-size:6px;letter-spacing:1px;color:#71828e}.mock-play{position:absolute;left:15px;bottom:14px;right:15px;display:flex;align-items:center;gap:12px;color:#90c8ae;font-size:8px}.play-line{height:2px;background:linear-gradient(90deg,#71bd9d 40%,#2c3944 40%);flex:1}.mock-play small{font-size:7px;color:#85969e}.visual-caption{display:flex;justify-content:space-between;gap:12px;margin-top:18px;font-size:9px;color:#708379}.visual-caption .live-dot{width:5px;height:5px;margin-right:5px}.compat{border-block:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:25px;padding-block:24px;font-size:10px;color:var(--muted)}.compat>div{display:flex;align-items:center;gap:22px}.compat b{font-size:12px;letter-spacing:2px;color:#3d5750}.compat>div>span{font-size:15px;font-weight:550;color:#597369}.compat>span:last-child{font-size:9px;letter-spacing:1px}.section{padding-block:83px}.section-heading{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:36px}.eyebrow{font-size:9px;font-weight:650;letter-spacing:1.7px;color:var(--teal)}h2{font-size:30px;font-weight:600;letter-spacing:-.8px;line-height:1.4;margin:13px 0 0}.section-heading>p{font-size:12px;line-height:1.8;color:var(--muted);margin:0}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr)}.feature-grid article{padding:12px 33px 5px;border-left:1px solid var(--line)}.feature-grid article:first-child{padding-left:0;border-left:0}.feature-grid article:last-child{padding-right:0}.feature-icon{display:block;font-size:32px;color:var(--teal);margin-bottom:24px;line-height:1}.feature-number{font-size:8px;letter-spacing:1.6px;color:#84978c}h3{font-size:17px;font-weight:600;margin:13px 0}.feature-grid p{font-size:12px;line-height:1.95;color:var(--muted);margin:0 0 22px;max-width:280px}.feature-tag{font-size:10px;color:#668478}.guide-band{background:#eaf0eb;border-block:1px solid var(--line)}.guide-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:70px;padding-block:65px}.section-intro{font-size:13px;color:var(--muted);margin:18px 0 30px}.steps{margin:0;padding:0;list-style:none;display:grid;gap:25px}.steps li{display:flex;gap:20px}.steps li>span{font-size:11px;color:var(--teal);padding-top:4px}.steps h3{margin:0 0 6px;font-size:14px}.steps p{font-size:12px;color:var(--muted);line-height:1.8;margin:0}.requirements{margin-top:30px;padding-top:18px;border-top:1px solid #cfdcd2}.requirements h3{font-size:11px;margin:0 0 9px}.requirements p{font-size:11px;line-height:1.9;color:#65796e;margin:5px 0}.history-count{font-size:11px;color:var(--muted)}.release-list{border-top:1px solid var(--line)}.release-item{display:grid;grid-template-columns:160px 1fr;border-bottom:1px solid var(--line);padding:25px 0;gap:24px}.release-meta{display:flex;flex-direction:column;align-items:start;gap:10px;padding-top:2px}.release-version{font-size:15px;font-weight:650}.latest-badge{font-size:8px;color:var(--teal);background:#e0eee4;padding:3px 7px;border-radius:3px;margin-left:8px;vertical-align:middle}.release-meta time{font-size:10px;color:#7c8b83}.release-content h3{font-size:15px;margin:0 0 12px}.release-content ul{padding:0 0 0 16px;margin:0;font-size:12px;line-height:1.95;color:var(--muted)}.release-item.latest .release-version{color:var(--teal)}.download-section{background:#172e28;color:#f1f5ee;border-radius:12px;padding:43px 45px;display:flex;align-items:center;justify-content:space-between;gap:25px;flex-wrap:wrap}.download-section .eyebrow{color:#9acbb2}.download-section h2{font-size:28px}.download-section p{font-size:11px;color:#b6c7bb;margin:12px 0 0}.download-section .primary{background:#d9efaa;color:#213c25;box-shadow:none}.download-section .primary:hover{background:#c9e58f}.download-section .button span{font-size:20px;color:inherit}.checksum{width:100%;border-top:1px solid #ffffff19;padding-top:18px;color:#b9cabe;font-size:10px}.checksum summary{cursor:pointer;width:fit-content}.checksum>div{margin-top:12px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}.checksum code{overflow-wrap:anywhere;max-width:100%;font-size:10px;line-height:1.8}.checksum button{font-size:10px;padding:6px 9px;border:1px solid #658773;background:transparent;color:#d4e6d7;border-radius:4px;cursor:pointer}.footer{padding-block:36px;display:flex;justify-content:space-between;align-items:center;gap:22px;font-size:10px;color:var(--muted)}.footer .brand{font-size:12px;color:var(--ink)}.brand-mark.small{width:28px;height:28px;line-height:28px;font-size:19px;border-radius:8px}.brand-mark.small span{font-size:12px;top:-5px}.skip-link{position:absolute;left:15px;top:-80px;background:#fff;padding:15px;z-index:10}.skip-link:focus{top:10px}
@media(min-width:1500px){.hero{padding-block:100px}.window-body{height:320px}.mock-grid{height:270px}.mock-folders{gap:17px 4px}}@media(max-width:1050px){.wrap{width:calc(100% - 56px)}.hero{gap:25px}.hero-intro{font-size:13px}.window-body{height:250px}.mock-grid{height:208px;padding:15px 9px;gap:9px}.mock-folders{grid-template-columns:repeat(3,1fr);gap:10px 4px}.mock-folder:nth-child(n+16){display:none}.compat{flex-wrap:wrap;justify-content:center}.compat>span:last-child{display:none}.guide-layout{gap:35px}.feature-grid article{padding-inline:24px}}
@media(max-width:720px){.wrap{width:calc(100% - 40px)}.header{height:83px;gap:14px}.brand{font-size:14px;gap:9px}.brand-mark{width:33px;height:33px;line-height:33px;font-size:23px}.brand small{font-size:8px;letter-spacing:2px}.header nav{display:none}.header-download{padding:9px 12px;font-size:11px;gap:14px}.hero{grid-template-columns:1fr;padding-block:42px 30px;gap:14px}.hero-copy{padding-right:10px}h1{font-size:clamp(32px,10.5vw,43px);margin-top:22px}.hero-intro{font-size:14px}.hero-visual{padding-top:25px}.preview-window{transform:none}.window-body{height:280px}.mock-grid{height:232px;padding:20px 14px;gap:13px}.mock-folders{grid-template-columns:repeat(3,1fr);gap:15px 4px}.compat{padding-block:21px;gap:16px}.compat>div{gap:21px}.compat>span{font-size:10px}.compat b{font-size:10px}.compat>div>span{font-size:13px}.section{padding-block:52px}.section-heading{align-items:start;flex-direction:column;margin-bottom:29px;gap:14px}h2{font-size:25px}.section-heading>p br{display:none}.feature-grid{grid-template-columns:1fr;gap:26px}.feature-grid article,.feature-grid article:first-child,.feature-grid article:last-child{border-left:0;border-bottom:1px solid var(--line);padding:0 0 26px}.feature-grid article:last-child{border-bottom:0;padding-bottom:0}.feature-icon{font-size:28px;float:right;margin:0}.feature-grid p{max-width:none;margin-bottom:15px}.feature-number{display:block;margin-bottom:12px}.guide-layout{grid-template-columns:1fr;gap:35px;padding-block:45px}.release-item{grid-template-columns:1fr;gap:15px;padding-block:23px}.release-meta{flex-direction:row;align-items:center;justify-content:space-between}.release-meta time{font-size:10px}.release-content h3{font-size:14px}.download-section{padding:28px 24px;gap:23px}.download-section h2{font-size:23px}.download-section .button{width:100%}.footer{align-items:start;flex-wrap:wrap;gap:20px}.footer p{width:100%;order:3;margin:0}.footer>a:last-child{padding-top:8px}.window-toolbar{gap:9px}.window-path{font-size:7px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}.button{transition:none}.button:hover{transform:none}}