/* Adapted from Launch UI (MIT): Hero, Glow, Mockup, Items, FAQ. See third-party-notices.txt. */
:root{color-scheme:dark;--background:#09090b;--surface:#111113;--foreground:#fafafa;--muted:#a1a1aa;--border:#27272a;--brand:#edb85b;--radius:10px;font-family:"Microsoft YaHei UI","Microsoft YaHei","PingFang SC",system-ui,sans-serif;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--background);color:var(--foreground);line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:4px}a:focus-visible,summary:focus-visible{outline:2px solid var(--brand);outline-offset:5px;border-radius:4px}.shell{width:min(1180px,calc(100% - 64px));margin-inline:auto}.skip{position:absolute;top:-100px;left:24px;z-index:20;padding:8px 16px;background:var(--foreground);color:var(--background)}.skip:focus{top:10px}
.site-header{height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px;font-size:18px;font-weight:650;text-decoration:none;white-space:nowrap}.brand img{display:block;object-fit:contain}nav{display:flex;align-items:center;gap:34px;font-size:14px}nav a{text-decoration:none;color:#d4d4d8}nav a:hover{color:#fff}nav a span{margin-left:5px;color:var(--muted)}
.hero{padding-top:62px}.hero-copy{position:relative;z-index:2;text-align:center}h1{font-size:clamp(40px,4.7vw,70px);font-weight:650;line-height:1.35;letter-spacing:-2px;margin:0;text-wrap:balance}h1 span{background:linear-gradient(110deg,#fafafa 15%,#99999f 100%);color:transparent;background-clip:text}.description{color:var(--muted);font-size:18px;margin:24px auto 30px;text-wrap:balance}.description>span{display:inline-block}.actions{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:14px}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:11px 23px;border-radius:var(--radius);font-size:15px;font-weight:600;text-decoration:none;border:1px solid transparent;transition:background-color .18s,border-color .18s,transform .18s}.button svg{width:19px;height:19px}.primary{background:var(--foreground);color:#18181b;box-shadow:0 1px 0 #ffffff60 inset,0 4px 15px #0003}.primary:hover{background:#e4e4e7;transform:translateY(-1px)}.secondary{background:#111113;border-color:#3f3f46}.secondary:hover{background:#202023;border-color:#71717a}.secondary span{margin-left:6px;font-size:20px;line-height:1;font-weight:400}
.release-row{display:flex;flex-wrap:wrap;justify-content:center;align-items:baseline;column-gap:18px;row-gap:6px;margin-top:17px;font-size:12px;color:var(--muted)}.release{margin:0}.release span{padding-inline:5px}.checksum{max-width:100%}.checksum summary{display:inline-flex;gap:9px;align-items:center;cursor:pointer;color:#d4d4d8}.checksum>div{position:absolute;left:50%;transform:translateX(-50%);width:min(560px,100%);margin-top:12px;padding:16px;border:1px solid #3f3f46;border-radius:var(--radius);background:#18181b;box-shadow:0 10px 30px #0008;text-align:left}.checksum>div>span{font-size:10px;letter-spacing:.08em}.checksum code{display:block;margin-block:8px;color:#e4e4e7}.checksum a{display:inline-block;color:#d4d4d8}.chevron{display:inline-block;width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .18s;flex-shrink:0}details[open]>summary .chevron{transform:rotate(225deg) translate(-2px,-1px)}summary{list-style:none}summary::-webkit-details-marker{display:none}code{font-family:Consolas,"Courier New",monospace;font-size:.9em;overflow-wrap:anywhere;user-select:all}
/* Whole-window captures, arranged with Launch UI's glass frame and Glow treatment. */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.showcase{position:relative;margin:46px 0 0;isolation:isolate}
.preview{position:relative;min-width:0;border:0;margin:0;padding:0}
.preview-tabs a{text-decoration:none}
.preview-tabs{position:relative;z-index:4;display:flex;justify-content:center;gap:5px;width:max-content;max-width:100%;margin:0 auto;padding:5px;border:1px solid #ffffff14;border-radius:12px;background:linear-gradient(135deg,#ffffff0a,#ffffff03);box-shadow:0 1px 0 #ffffff09 inset}
.preview-tabs label,.preview-tabs a{position:relative;cursor:pointer;padding:8px 22px;border:1px solid transparent;border-radius:8px;color:var(--muted);font-size:13px;line-height:1.5;transition:color .2s,background .2s,border-color .2s}
.preview-tabs label:hover,.preview-tabs a:hover{color:var(--foreground);background:#ffffff06}
#preview-map:checked~.preview-tabs [for=preview-map],#preview-tasks:checked~.preview-tabs [for=preview-tasks],#preview-mobile:checked~.preview-tabs [for=preview-mobile]{color:#f5d7a1;background:#edb85b0d;border-color:#edb85b33;box-shadow:0 1px 0 #ffffff08 inset}
#preview-map:focus-visible~.preview-tabs [for=preview-map],#preview-tasks:focus-visible~.preview-tabs [for=preview-tasks],#preview-mobile:focus-visible~.preview-tabs [for=preview-mobile]{outline:2px solid var(--brand);outline-offset:3px}
.stack{position:relative;aspect-ratio:1.7;margin-top:44px}
.shot{--x:-9%;--y:-12%;--tilt:-7deg;--scale:.9;--lift:0px;--light:.65;position:absolute;top:16%;left:8%;width:84%;z-index:1;display:block;padding:6px;border:1px solid #ffffff26;border-radius:14px;background:linear-gradient(145deg,#ffffff13,#ffffff06);box-shadow:-12px 16px 48px #0009;cursor:pointer;transform:translate(var(--x),calc(var(--y) + var(--lift))) rotate(var(--tilt)) scale(var(--scale));transform-origin:center;transition:transform .65s cubic-bezier(.22,1,.36,1),border-color .25s,box-shadow .25s}
.shot img{display:block;width:100%;height:auto;object-fit:contain;border:1px solid #ffffff1a;border-radius:8px;filter:brightness(var(--light));transition:filter .45s;user-select:none}
.shot-mobile{--x:9%;--y:-4%;--tilt:6deg}
#preview-mobile:checked~.stack .shot-map{--x:9%;--y:-4%;--tilt:6deg}
#preview-mobile:checked~.stack .shot-tasks{--x:-9%;--y:-12%;--tilt:-7deg}
#preview-map:checked~.stack .shot-map,#preview-tasks:checked~.stack .shot-tasks,#preview-mobile:checked~.stack .shot-mobile{--x:0%;--y:6%;--tilt:-2deg;--scale:1;--light:1;z-index:3;border-color:#ffffff38;box-shadow:-12px 24px 64px #000b}
@media(hover:hover){.shot:hover{--lift:-8px;border-color:#edb85b80;box-shadow:-12px 24px 64px #000b}.shot:hover img{filter:brightness(1)}}
.glow{position:absolute;inset:0;z-index:-1;pointer-events:none}
.glow::before,.glow::after{content:"";position:absolute;left:50%;border-radius:50%;transform:translateX(-50%)}
.glow::before{width:100%;height:650px;top:-30px;background:radial-gradient(ellipse,#b8782645 10%,#b8782600 68%)}
.glow::after{width:80%;height:340px;top:10px;background:radial-gradient(ellipse,#edb85b35 10%,#edb85b00 65%)}
figcaption{position:relative;text-align:center;margin-top:22px}
figcaption strong{display:block;font-size:15px;font-weight:500}
figcaption>span{display:block;font-size:12px;color:#86868f;margin-top:4px}
.feature-icon{fill:none;stroke:currentColor;stroke-width:1.5;stroke-linejoin:round;stroke-linecap:round}
.section{padding-top:100px}.section h2{margin:0;text-align:center;font-size:clamp(26px,3vw,36px);line-height:1.4;letter-spacing:-.8px;font-weight:600}.feature-grid{margin-top:50px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.feature-grid article{text-align:center}.feature-grid{row-gap:46px}.feature-grid article:nth-last-child(2){grid-column:2}.feature-icon{width:32px;height:32px;color:#e4e4e7}.feature-grid h3{font-size:17px;font-weight:600;margin:14px 0 10px}.feature-grid p{color:var(--muted);font-size:14px;line-height:1.9;margin:0}.guide{padding-bottom:85px}.faq-list{width:min(860px,100%);margin:38px auto 0;border-top:1px solid var(--border)}.faq-list details{border-bottom:1px solid var(--border)}.faq-list summary{cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:23px 0;font-size:15px;font-weight:500}.faq-list summary:hover{color:#d4d4d8}.faq-list details>div{color:var(--muted);font-size:13px;padding-bottom:24px;line-height:1.95}.faq-list ol{padding-left:22px;margin:0}.faq-list li+li{margin-top:8px}.faq-list p{margin:0 0 12px}.faq-list ol+p{margin-top:12px}.faq-list a{display:inline-block;margin-top:6px;color:#e4e4e7}.command,.hash{display:block;background:#18181b;border:1px solid var(--border);border-radius:6px;padding:12px 14px;margin-block:12px;color:#d4d4d8;white-space:pre-wrap;word-break:break-word}
footer{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-block:28px 34px;border-top:1px solid var(--border)}footer .brand{font-size:15px}.domain{display:block;padding-left:39px;color:#86868f;font-size:11px}.footer-meta{text-align:right;color:#86868f;font-size:11px}.footer-meta p{margin:0 0 5px}.credits{text-decoration:none;color:#71717a}.credits:hover{color:var(--muted)}
/* Launch UI appear / appear-zoom, with short, finite entrance sequences. */
@keyframes appear{from{opacity:0;transform:translateY(1rem);filter:blur(.5rem)}50%{filter:blur(0)}to{opacity:1;transform:translateY(0);filter:blur(0)}}
@keyframes appear-zoom{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}
@keyframes disclose{from{opacity:0;filter:blur(4px)}to{opacity:1;filter:blur(0)}}
.hero-copy h1{animation:appear .6s both ease-out}
.description{animation:appear .6s .1s both ease-out}
.actions{animation:appear .6s .2s both ease-out}
.release-row{animation:appear .6s .3s both ease-out}
.preview-tabs{animation:appear .6s .35s both ease-out}
.stack{animation:appear-zoom .9s .4s both cubic-bezier(.22,1,.36,1)}
.glow{animation:appear-zoom 1.2s .25s both ease-out}
.faq-list details[open]>div{animation:appear .25s ease-out}
.checksum[open]>div{animation:disclose .25s ease-out}
nav a{transition:color .2s}
.feature-icon{transition:color .25s,transform .25s}
.feature-grid article:hover .feature-icon{color:var(--brand);transform:translateY(-4px)}
/* Unsupported browsers show static content. Scroll effects do not need a JS loop. */
@supports(animation-timeline:view()){
 .section h2,.feature-grid article,.faq-list{animation:appear linear both;animation-timeline:view();animation-range:entry 0% entry 85%}
}
@media(max-width:900px){
 .shell{width:calc(100% - 48px)}
 .hero{padding-top:50px}.description{font-size:16px}
 .stack{aspect-ratio:1.58;margin-top:38px}
 .shot{top:18%;padding:4px;border-radius:11px}.shot img{border-radius:6px}
 .feature-grid article:nth-last-child(2){grid-column:auto}
 .feature-grid{gap:22px;grid-template-columns:repeat(2,minmax(0,1fr));row-gap:42px}
}
@media(max-width:600px){
 .shell{width:calc(100% - 36px)}
 .site-header{height:74px;gap:10px}
 .brand{font-size:15px;gap:8px}.brand img{width:27px;height:27px}
 nav{gap:17px;font-size:12px}nav a:first-child,nav a span{display:none}
 .hero{padding-top:35px}
 h1{font-size:clamp(29px,7.6vw,43px);line-height:1.5;letter-spacing:-1.2px}
 .description{max-width:100%;font-size:13px;margin-block:18px 24px;line-height:1.9}
 .actions{gap:10px}.button{min-height:45px;padding:10px 15px;gap:7px;font-size:12px;border-radius:8px}
 .button svg{width:17px;height:17px}.secondary span{font-size:17px;margin-left:2px}
 .release-row{margin-top:15px;font-size:10px;column-gap:14px}.release span{padding-inline:2px}
 .checksum>div{width:100%;font-size:11px}
 .showcase{margin-top:30px}
 .preview-tabs{gap:2px;padding:4px;border-radius:10px}
 .preview-tabs label,.preview-tabs a{padding:7px 9px;font-size:11px;border-radius:6px}
 .stack{aspect-ratio:1.48;margin-top:20px}
 .shot{top:19%;left:4%;width:92%;padding:3px;border-radius:8px;--x:-3%;--y:-16%;--tilt:-6deg;--scale:.9}
 .shot img{border-radius:4px}
 .shot-mobile,#preview-mobile:checked~.stack .shot-map{--x:3%;--y:-5%;--tilt:5deg}
 #preview-mobile:checked~.stack .shot-tasks{--x:-3%;--y:-16%;--tilt:-6deg}
 #preview-map:checked~.stack .shot-map,#preview-tasks:checked~.stack .shot-tasks,#preview-mobile:checked~.stack .shot-mobile{--tilt:0deg;--y:6%}
 .glow::before{height:350px;top:0}.glow::after{height:180px;top:50px}
 figcaption strong{font-size:13px}figcaption>span{font-size:10px}
 .section{padding-top:65px}.section h2{font-size:25px;letter-spacing:-.7px}
 .feature-grid{margin-top:34px;gap:30px 12px}.feature-icon{width:27px;height:27px}
 .feature-grid h3{font-size:15px;margin-block:10px 7px}.feature-grid p{font-size:11px}.feature-grid p br{display:none}
 .faq-list{margin-top:28px}.faq-list summary{padding-block:20px;font-size:13px}.faq-list details>div{font-size:12px}
 .guide{padding-bottom:55px}
 footer{align-items:flex-start;padding-block:25px;gap:16px;flex-direction:column}
 footer .brand{font-size:14px}.domain{padding-left:35px}.footer-meta{text-align:left;padding-left:35px;font-size:10px}
}
@media(prefers-reduced-motion:reduce){
 html{scroll-behavior:auto}
 *,*::before,*::after{animation:none!important;transition:none!important}
 .shot:hover{--lift:0px}.feature-grid article:hover .feature-icon{transform:none}
}