:root{color-scheme:dark;--bg:#080c0d;--surface:#101618;--fg:#edf1f1;--muted:#a0acaf;--line:#273135;--accent:#2eecad}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--fg);font-family:"Segoe UI","Microsoft YaHei UI","PingFang SC",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:6px}
.reviewbar{min-height:48px;padding:12px 5vw;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted);background:#101618}
.reviewbar a{border-bottom:1px solid #657075}.top{height:74px;max-width:1320px;margin:auto;padding:0 5vw;display:flex;align-items:center;justify-content:space-between}.brand{font-size:18px;font-weight:600;display:flex;align-items:center;gap:12px}.brand svg{width:30px;height:30px}.nav{display:flex;gap:30px;font-size:13px;color:#bbc5c7}
.frame{position:relative;max-width:1360px;min-height:740px;margin:auto;padding:40px 6vw 70px;display:flex;flex-direction:column;align-items:center}.eyebrow{font-size:15px;font-weight:500;color:var(--muted);margin:0 0 22px;letter-spacing:.02em}h1{font-size:clamp(52px,5.8vw,84px);line-height:1.16;letter-spacing:-.055em;margin:0;font-weight:650}h2{font-size:clamp(42px,4.6vw,66px);line-height:1.22;letter-spacing:-.045em;margin:0;font-weight:600}.sub{font-size:18px;line-height:1.75;color:var(--muted);margin:22px 0 28px;max-width:600px}.actions{display:flex;align-items:center;gap:28px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:16px;border:1px solid #2b3538;border-radius:40px;padding:14px 26px;min-height:48px;background:var(--fg);color:var(--bg);font-size:15px;font-weight:600}.button.secondary{background:transparent;color:var(--fg);border-color:#687477}.textlink{font-size:15px;color:#c5cecf}.note{font-size:12px;color:#8d9b9f;line-height:1.7}.center{text-align:center}.hero h1{font-size:clamp(50px,5vw,72px)}.hero{padding-top:26px;gap:0}.hero .sub{margin-top:16px;margin-bottom:22px}.hero .eyebrow{margin-bottom:15px}.hero .art{width:min(980px,90vw);margin-top:42px}.screen{display:block;width:100%;height:auto;box-shadow:0 18px 75px #0009;border:1px solid #354046;border-radius:12px}.art figcaption{margin-top:15px;text-align:center;font-size:12px;color:#8d9b9f}.hero figure{margin-bottom:0}
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:52px;align-items:center;min-height:740px;padding-top:55px}.copy{align-self:center}.copy .sub{max-width:380px}.features{list-style:none;padding:0;margin:36px 0}.features li{padding:18px 0;border-bottom:1px solid var(--line);display:flex;gap:22px;align-items:baseline;font-size:17px}.features span{color:#77878d;font-size:12px}.split .art{width:100%;margin:0}.split .screen{border-radius:9px}.detail-label{margin-top:28px;border-top:1px solid var(--line);padding-top:17px;display:flex;gap:16px;align-items:flex-start;font-size:14px;line-height:1.7;color:#a3afb2}.detail-label b{font-weight:500;color:#dde4e5;white-space:nowrap}
.download{padding-top:74px;min-height:740px}.download .eyebrow{margin-bottom:24px}.platforms{width:min(840px,100%);margin-top:55px}.platform-row{display:flex;align-items:center;gap:24px;padding:27px 4px;border-bottom:1px solid var(--line)}.appicon{width:54px;height:54px;border-radius:13px}.platform-info{flex:1}.platform-info h3{font-size:20px;font-weight:500;margin:0 0 8px}.version{font-size:14px;color:var(--muted)}.state{font-size:13px;color:#9aa8ac;padding:10px 18px;background:#172024;border-radius:30px}.download details{width:min(840px,100%);padding:24px 4px;border-bottom:1px solid var(--line);font-size:14px;color:#ccd5d7}.download summary{cursor:pointer;display:flex;justify-content:space-between;list-style:none;gap:20px}.download details p{font-size:13px;color:var(--muted);line-height:1.9;max-width:690px}.closing{margin-top:32px}.footer{max-width:1240px;margin:0 auto;padding:26px 5vw 34px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:24px;color:#8b9a9f;font-size:12px}
.mobilehero{grid-template-columns:1.1fr .9fr;gap:70px}.mobilehero h1{font-size:clamp(54px,6.5vw,86px)}.phone{margin:0 auto;width:min(320px,100%);padding:7px;border:1px solid #465258;border-radius:29px;background:#141b1f;box-shadow:0 25px 65px #0009}.phone img{display:block;width:100%;height:auto;border-radius:23px}.mobilehero .note{margin-top:24px}.account{grid-template-columns:.85fr 1.15fr}.account .phone{width:305px}.account .copy{max-width:530px}.account .features{margin:30px 0}.account .sub{max-width:none}.account .warning{max-width:440px;margin-top:24px;border-top:1px solid var(--line);padding-top:16px}.mobile-download .columns{display:grid;grid-template-columns:1fr 1fr;gap:72px;width:min(860px,100%);margin-top:50px}.mobile-download .column+.column{border-left:1px solid var(--line);padding-left:56px}.column h3{font-size:25px;font-weight:500;margin:0 0 15px}.column .version{line-height:1.9;margin-bottom:26px}.column .note{margin-top:20px;max-width:280px}.mobile-download details{margin-top:35px}.phonecaption{text-align:center;margin-top:16px;color:#8d9b9f;font-size:12px}
.index{max-width:1120px;margin:50px auto;padding:0 5vw}.index h1{font-size:54px;line-height:1.25}.index>p{color:var(--muted);line-height:1.9;max-width:740px}.frame-list{list-style:none;margin:45px 0;padding:0}.frame-list li{border-top:1px solid var(--line)}.frame-list a{display:flex;justify-content:space-between;gap:20px;padding:23px 0;font-size:19px}.frame-list span{font-size:13px;color:var(--muted)}
@media(max-width:800px){.top{padding:0 24px;height:68px}.nav{gap:16px;font-size:12px}.brand{font-size:15px;gap:8px}.reviewbar{font-size:11px;padding:12px 24px}.frame{padding:34px 24px 50px;min-height:0}.split{grid-template-columns:minmax(0,1fr);gap:40px;align-items:start}.copy{width:100%}.hero h1{font-size:52px}.hero .art{width:100%;margin-top:34px}.hero .sub{font-size:16px}.actions{gap:20px}.mobilehero .phone{width:270px}.account .phone{width:270px}.account .copy{grid-row:1}.features li{font-size:16px}.download{padding-top:50px}.download h2{font-size:42px}.platforms{margin-top:25px}.platform-row{gap:14px;flex-wrap:wrap}.platform-info h3{font-size:17px}.appicon{width:44px;height:44px}.state{font-size:12px;padding:9px 12px;margin-left:58px}.mobile-download .columns{grid-template-columns:1fr;gap:38px;margin-top:35px}.mobile-download .column+.column{border-left:none;border-top:1px solid var(--line);padding:30px 0 0}.footer{padding:24px;flex-direction:column;gap:12px}.index h1{font-size:42px}.frame-list a{flex-direction:column;gap:8px}.detail-label{flex-direction:column;gap:5px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
.hero{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;align-items:center;min-height:560px;padding:40px 5vw 60px}.hero h1{font-size:clamp(42px,4.7vw,68px);line-height:1.2}.hero .art{width:100%;margin:0}.hero .sub{font-size:16px;max-width:340px;margin-top:24px}.hero .actions{gap:20px}.hero .button{padding:13px 22px;font-size:14px}.hero .textlink{font-size:14px}.hero .eyebrow{font-size:14px;margin-bottom:22px}.hero figure{margin:0}.hero .screen{border-radius:9px}
@media(max-width:800px){.hero{display:flex;flex-direction:column;align-items:stretch;gap:34px;min-height:0;padding:34px 24px 50px}.hero h1{font-size:52px}.hero .art{width:100%}.hero .sub{max-width:none}.hero .eyebrow{font-size:12px}}
.site-header{position:sticky;top:0;z-index:10;max-width:none;padding-left:max(5vw,calc((100vw - 1240px)/2));padding-right:max(5vw,calc((100vw - 1240px)/2));background:rgba(8,12,13,.95);border-bottom:1px solid #ffffff0e;backdrop-filter:blur(12px)}.site-header .nav a{padding:14px 0}.site-header .nav a[aria-current="page"]{color:var(--fg)}.site-header.is-scrolled{border-bottom-color:#ffffff18}.frame{scroll-margin-top:90px}.frame+.frame{border-top:1px solid #ffffff0b}.download{margin-bottom:40px}.footer a{color:#c3cdcf}.footer-links{display:flex;gap:24px;flex-wrap:wrap}.skip-link{position:fixed;left:20px;top:12px;z-index:50;transform:translateY(-150%);background:var(--fg);color:var(--bg);padding:12px 20px;border-radius:8px;font-size:14px}.skip-link:focus{transform:none}.reveal.has-entered{animation:appear .45s ease-out both}.button{transition:background .18s ease,transform .18s ease}.button:hover{background:#fff;transform:translateY(-1px)}.button.secondary:hover{background:#ffffff0a}summary>span{transition:transform .18s ease}details[open] summary>span{transform:rotate(45deg)}details p code{overflow-wrap:anywhere;color:#c9d4d6}.meta-label{font-size:13px;color:var(--muted);line-height:1.8}.download .note{max-width:700px;text-align:center}
@keyframes appear{from{opacity:.55;transform:translateY(8px)}to{opacity:1;transform:none}}
@media(max-width:800px){.site-header{padding:0 24px}.frame{scroll-margin-top:82px}.frame+.frame{padding-top:58px}.footer-links{gap:18px}.hero .hero-copy{width:100%}.download .note{text-align:left}.footer{margin-top:0}.download h2{font-size:38px}.site-header .nav{gap:14px}.site-header .nav a{padding:14px 0}}
@media(prefers-reduced-motion:reduce){.reveal.has-entered{animation:none}.button,summary>span{transition:none}.button:hover{transform:none}}
.download details ol{padding-left:22px;color:var(--muted);font-size:14px;line-height:2}.download details .checksum{display:block;line-height:1.7;margin-top:7px;overflow-wrap:anywhere}.hero .art figcaption,.split .art figcaption{font-size:12px;color:#8d9b9f;text-align:center;margin-top:15px}.mobilehero .phone,.account .phone{overflow:hidden}.footer{font-size:12px;line-height:1.7}
.mobilehero{min-height:700px;padding-top:34px;padding-bottom:52px}.mobilehero .phone{width:280px}.account .phone{width:280px}
@media(max-width:800px){.mobilehero{min-height:0;padding:34px 24px 50px}.mobilehero .phone,.account .phone{width:270px}}