:root{--ink:#fffaf0;--muted:#bcc2da;--night:#070816;--night-raised:#10142d;--violet:#9c8cff;--line:#b2a7ee40;--gold:#f7ca72;--gold-ink:#241600;--cyan:#8ce8ff;--success:#72d6a2;--serif:"Songti SC", "Noto Serif SC", "Source Han Serif SC", STSong, serif;--sans:Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--night)}body{background:radial-gradient(circle at 78% 8%, #7059d62e, transparent 29rem), radial-gradient(circle at 8% 38%, #1e82aa14, transparent 24rem), var(--night);min-width:320px;color:var(--ink);font-family:var(--sans);text-rendering:optimizelegibility;margin:0;overflow-x:hidden}a{color:inherit}button,summary{font:inherit}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:4px}.shell{width:min(1160px,100% - 40px);margin-inline:auto}.skip-link{z-index:20;background:var(--gold);color:var(--gold-ink);padding:10px 14px;position:fixed;top:12px;left:16px;transform:translateY(-160%)}.skip-link:focus{transform:none}.site-header{z-index:12;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#070816d1;justify-content:space-between;align-items:center;min-height:80px;display:flex;position:sticky;top:0}.brand{align-items:center;gap:12px;text-decoration:none;display:inline-flex}.brand img{border-radius:11px;display:block}.brand span{gap:2px;display:grid}.brand strong{font-family:var(--serif);letter-spacing:.04em;font-size:19px}.brand small{color:var(--muted);font-size:11px}.quiet-link{min-height:44px;color:var(--muted);align-items:center;font-size:14px;text-decoration:none;display:inline-flex}.quiet-link:hover{color:var(--ink)}.header-nav{align-items:center;gap:24px;display:flex}.header-download-link{min-height:42px;color:var(--gold);border:1px solid #f7ca728c;border-radius:999px;align-items:center;padding:0 17px;font-size:13px;font-weight:750;text-decoration:none;display:inline-flex}.header-download-link:hover{background:#f7ca721a}.hero{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1.08fr) minmax(330px,.72fr);align-items:center;gap:72px;min-height:700px;padding-block:92px 84px;display:grid;position:relative;overflow:clip}.hero:before{content:"";pointer-events:none;background:radial-gradient(circle,#6654cd21,#0000 68%);border-radius:46%;position:absolute;inset:11% 37% 9% -12%}.hero-copy,.hero-aside{z-index:2;position:relative}.release-badge{color:#baf1d2;background:#72d6a212;border:1px solid #72d6a247;border-radius:999px;align-items:center;gap:8px;width:fit-content;margin:0 0 22px;padding:7px 12px 7px 9px;font-size:12px;font-weight:700;display:inline-flex}.release-badge>span{background:var(--success);border-radius:50%;width:7px;height:7px;box-shadow:0 0 12px #72d6a2cc}.eyebrow,.section-kicker{color:var(--gold);letter-spacing:.16em;text-transform:uppercase;margin:0 0 18px;font-size:13px;font-weight:700}h1,h2,h3,p{margin-top:0}h1{max-width:760px;font-family:var(--serif);letter-spacing:-.045em;text-wrap:balance;margin-bottom:24px;font-size:clamp(44px,6vw,76px);line-height:1.08}.hero-lead{max-width:680px;color:var(--muted);font-size:clamp(17px,1.8vw,20px);line-height:1.8}.evidence-strip{color:#d9ddf1;flex-wrap:wrap;gap:0;margin:30px 0 34px;padding:0;font-size:14px;list-style:none;display:flex}.evidence-strip li{border-right:1px solid var(--line);padding:0 16px}.evidence-strip li:first-child{padding-left:0}.evidence-strip li:last-child{border-right:0}.primary-action button{background:var(--gold);width:min(100%,420px);min-height:58px;color:var(--gold-ink);cursor:pointer;border:1px solid #ffe2a2;border-radius:14px;justify-content:space-between;align-items:center;padding:14px 20px;font-weight:800;transition:transform .18s,box-shadow .18s;display:flex;box-shadow:0 14px 38px #f6c96529}.primary-action button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 18px 44px #f6c96538}.primary-action button:disabled{opacity:.62;cursor:not-allowed}#release-note{color:#969fca;max-width:460px;margin:13px 0 0;font-size:12px;line-height:1.6}.download-count{color:var(--gold);margin:7px 0 0;font-size:12px;line-height:1.6}.route-guidance{max-width:520px;color:var(--muted);flex-wrap:wrap;gap:5px 10px;margin:14px 0 0;font-size:13px;line-height:1.6;display:flex}.route-guidance strong{color:var(--ink)}.trust-row{flex-wrap:wrap;gap:8px;margin-top:15px;display:flex}.trust-row span{color:#aeb5d0;border:1px solid #b2a7ee33;border-radius:999px;padding:6px 9px;font-size:11px}.action-message{max-width:520px;color:var(--success);margin:12px 0 0;font-size:13px;line-height:1.6}.manual-link{overflow-wrap:anywhere;border:1px solid var(--line);background:var(--night-raised);width:min(100%,520px);color:var(--cyan);-webkit-user-select:all;user-select:all;margin-top:12px;padding:12px;font:12px/1.6 ui-monospace,Consolas,monospace;display:block}.hero-aside{align-self:center;gap:18px;display:grid}.wechat-card{background:linear-gradient(145deg,#181d43e6,#0a0d23f5);border:1px solid #f7ca7257;border-radius:22px;grid-template-columns:minmax(0,1fr) 164px;justify-self:end;align-items:center;gap:16px;width:min(100%,390px);min-height:194px;padding:15px;display:grid;box-shadow:0 24px 70px #00000047}.wechat-card-copy{min-width:0;padding-left:4px}.wechat-kicker{color:var(--gold);letter-spacing:.12em;margin-bottom:9px;font-size:10px;font-weight:800;display:block}.wechat-card h2{font-family:var(--serif);margin-bottom:9px;font-size:clamp(19px,2vw,24px);line-height:1.25}.wechat-card p{color:var(--muted);margin-bottom:13px;font-size:12px;line-height:1.65}.wechat-card small{color:#969fca;font-size:10px}.wechat-qr-frame{aspect-ratio:1;background:#fff;border:6px solid #fff;border-radius:17px;width:164px;overflow:hidden;box-shadow:0 12px 30px #00000047}.wechat-qr{object-fit:cover;object-position:center;width:100%;height:100%;display:block}.workflow-card{border:1px solid var(--line);background:linear-gradient(150deg,#181d43f5,#0a0d23f0);border-radius:24px;padding:28px;box-shadow:0 28px 80px #00000057}.workflow-head{color:var(--muted);justify-content:space-between;align-items:center;margin-bottom:18px;font-size:13px;display:flex}.status-dot{color:var(--success)}.status-dot:before{content:"";background:var(--success);border-radius:50%;width:7px;height:7px;margin-right:7px;display:inline-block;box-shadow:0 0 14px #72d6a2b3}.workflow-card ol{margin:0;padding:0;list-style:none}.workflow-card li{border-top:1px solid var(--line);grid-template-columns:34px 1fr;gap:14px;padding:16px 0;display:grid}.workflow-card li>span{color:var(--gold);font-family:ui-monospace,Consolas,monospace;font-size:12px}.workflow-card li div{gap:5px;display:grid}.workflow-card li small{color:var(--muted);line-height:1.55}.workflow-card>p{border-top:1px solid var(--line);color:#d7daf0;font-family:var(--serif);margin:17px 0 0;padding-top:18px}.constellation{opacity:.65;pointer-events:none;width:520px;height:520px;position:absolute;inset:26px -12vw auto auto}.orbit{border:1px solid #9784ff36;border-radius:50%;display:block;position:absolute}.orbit-one{width:400px;height:400px;top:30px;right:30px}.orbit-two{width:265px;height:265px;top:98px;right:98px}.star{background:var(--gold);width:5px;height:5px;box-shadow:0 0 16px var(--gold);border-radius:50%;position:absolute}.star-one{top:72px;right:190px}.star-two{top:346px;right:54px}.star-three{background:var(--cyan);top:258px;right:364px}.proof-intro{grid-template-columns:1.2fr .8fr;align-items:end;gap:64px;padding-block:110px 62px;display:grid}.proof-intro h2,.control-section h2,.download-section h2,.faq h2{font-family:var(--serif);letter-spacing:-.025em;text-wrap:balance;margin-bottom:0;font-size:clamp(32px,4vw,50px);line-height:1.2}.proof-intro>p:last-child{color:var(--muted);margin-bottom:6px;line-height:1.8}.benefits{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.benefits article{border-right:1px solid var(--line);min-height:286px;padding:42px 34px 38px}.benefits article:last-child{border-right:0}.benefit-index{color:var(--gold);font:12px ui-monospace,Consolas,monospace}.benefits h3{font-family:var(--serif);margin:66px 0 13px;font-size:25px}.benefits p{color:var(--muted);margin-bottom:0;line-height:1.75}.release-update{border:1px solid var(--line);background:linear-gradient(140deg, #1c193cf0, #0c112af5), var(--night-raised);border-radius:28px;grid-template-columns:.88fr 1.12fr;gap:72px;margin-top:112px;padding:64px;display:grid;box-shadow:0 34px 90px #0003}.release-update h2{font-family:var(--serif);letter-spacing:-.025em;text-wrap:balance;margin-bottom:20px;font-size:clamp(31px,3.8vw,48px);line-height:1.18}.release-update-intro>p:last-of-type{color:var(--muted);line-height:1.8}.release-snapshot{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(auto-fit,minmax(160px,1fr));margin-top:34px;display:grid}.release-snapshot div{border-right:1px solid var(--line);padding:17px 13px}.release-snapshot div:first-child{padding-left:0}.release-snapshot div:last-child{border-right:0}.release-snapshot span,.release-snapshot strong{display:block}.release-snapshot span{color:var(--muted);margin-bottom:6px;font-size:11px}.release-snapshot strong{color:var(--gold);font-size:14px}.update-grid{grid-template-columns:1fr 1fr;gap:14px;display:grid}.update-grid article{background:#ffffff06;border:1px solid #b2a7ee2b;border-radius:18px;min-height:190px;padding:23px}.update-grid article>span{color:var(--gold);font:11px ui-monospace,Consolas,monospace}.update-grid h3{font-family:var(--serif);margin:30px 0 10px;font-size:20px}.update-grid p{color:var(--muted);margin-bottom:0;font-size:13px;line-height:1.7}.product-proof{padding-block:112px 24px}.product-proof-head{grid-template-columns:1.15fr .85fr;align-items:end;gap:72px;margin-bottom:42px;display:grid}.product-proof h2{font-family:var(--serif);letter-spacing:-.025em;text-wrap:balance;margin-bottom:0;font-size:clamp(32px,4vw,50px);line-height:1.2}.product-proof-head>p{color:var(--muted);margin-bottom:5px;line-height:1.8}.proof-gallery{grid-template-columns:1fr 1fr;gap:28px;display:grid}.proof-gallery figure{border:1px solid var(--line);background:var(--night-raised);margin:0;overflow:hidden}.proof-gallery img{aspect-ratio:16/9;object-fit:cover;object-position:top;background:#f5efe4;width:100%;height:auto;display:block}.proof-gallery figcaption{color:#d9ddf1;align-items:center;gap:13px;min-height:64px;padding:17px 20px;font-size:13px;line-height:1.55;display:flex}.proof-gallery figcaption span{color:var(--gold);font:11px ui-monospace,Consolas,monospace}.proof-wide{grid-column:1/-1}.control-section{grid-template-columns:1.12fr .88fr;align-items:start;gap:80px;padding-block:112px;display:grid}.boundary-copy{border-left:2px solid var(--gold);padding-left:30px}.boundary-copy p{color:var(--muted);line-height:1.8}.boundary-copy strong{color:var(--ink)}.download-section{background:radial-gradient(circle at 8% 12%, #f7ca721a, transparent 18rem), var(--night-raised);border:1px solid var(--line);border-radius:24px;grid-template-columns:1fr .78fr;gap:80px;padding:72px;display:grid}.download-section>div>h2+p{color:var(--muted);margin:24px 0 0;line-height:1.8}.download-jump{min-height:44px;color:var(--gold);align-items:center;margin-top:22px;font-size:14px;font-weight:750;text-decoration:none;display:inline-flex}.release-facts{margin:0}.release-facts>div{border-bottom:1px solid var(--line);justify-content:space-between;gap:24px;padding:15px 0;display:flex}.release-facts dt{color:var(--muted)}.release-facts dd{text-align:right;margin:0}.hash-value{overflow-wrap:anywhere;max-width:230px;font:11px/1.55 ui-monospace,Consolas,monospace}.faq{grid-template-columns:.8fr 1.2fr;gap:80px;padding-block:116px;display:grid}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{cursor:pointer;justify-content:space-between;align-items:center;min-height:64px;font-weight:700;list-style:none;display:flex}summary:after{content:"+";color:var(--gold);font-size:22px;font-weight:400}details[open] summary:after{content:"−"}details p{color:var(--muted);padding:0 28px 22px 0;line-height:1.75}.site-footer{border-top:1px solid var(--line);min-height:150px;color:var(--muted);grid-template-columns:1fr 1.4fr auto;align-items:center;gap:34px;padding-block:36px;font-size:13px;display:grid}.site-footer p{margin:0;line-height:1.7}.footer-links{flex-wrap:wrap;justify-content:flex-end;gap:8px 18px;display:flex}.footer-links a{min-height:44px;color:inherit;align-items:center;display:inline-flex}.privacy-page{max-width:840px;padding-block:68px 110px}.back-link{min-height:44px;color:var(--muted);align-items:center;margin-bottom:68px;text-decoration:none;display:inline-flex}.privacy-page h1{max-width:720px;font-size:clamp(42px,7vw,68px)}.privacy-lead{max-width:700px;color:var(--muted);margin-bottom:70px;font-size:18px;line-height:1.8}.privacy-page section{border-top:1px solid var(--line);padding:32px 0}.privacy-page section h2{font-family:var(--serif);margin-bottom:12px;font-size:25px}.privacy-page section p{color:var(--muted);margin-bottom:0;line-height:1.8}@media (width<=840px){.shell{width:min(100% - 32px,680px)}.site-header{min-height:72px}.brand small{display:none}.header-nav{gap:14px}.header-nav .quiet-link{display:none}.hero{grid-template-columns:1fr;gap:54px;min-height:auto;padding-block:68px 70px}h1{font-size:clamp(43px,12vw,62px)}.constellation{top:-10px;right:-240px}.hero-aside{gap:16px}.wechat-card{grid-template-columns:minmax(0,1fr) 154px;justify-self:stretch;width:100%}.wechat-qr-frame{width:154px}.workflow-card{padding:22px}.proof-intro,.control-section,.download-section,.faq{grid-template-columns:1fr;gap:34px}.proof-intro{padding-block:88px 46px}.benefits{grid-template-columns:1fr}.benefits article{border-right:0;border-bottom:1px solid var(--line);min-height:auto;padding:32px 8px}.benefits article:last-child{border-bottom:0}.benefits h3{margin:34px 0 10px}.release-update{border-radius:20px;grid-template-columns:1fr;gap:36px;margin-top:82px;padding:38px 24px}.update-grid{grid-template-columns:1fr 1fr}.update-grid article{min-height:176px;padding:20px}.product-proof{padding-block:86px 0}.product-proof-head{grid-template-columns:1fr;gap:24px}.proof-gallery{grid-template-columns:1fr;gap:18px}.proof-wide{grid-column:auto}.control-section{padding-block:86px}.boundary-copy{padding-left:20px}.download-section{border-radius:18px;padding:34px 24px}.faq{padding-block:88px}.site-footer{grid-template-columns:1fr;gap:18px;padding-block:32px}.footer-links{justify-content:flex-start}}@media (width<=390px){.shell{width:calc(100% - 24px)}h1{font-size:41px}.hero{padding-top:54px}.evidence-strip{gap:10px;display:grid}.evidence-strip li{border:0;padding:0}.release-snapshot{grid-template-columns:1fr}.release-snapshot div,.release-snapshot div:first-child{border-right:0;border-bottom:1px solid var(--line);padding:12px 0}.release-snapshot div:last-child{border-bottom:0}.update-grid{grid-template-columns:1fr}.update-grid article{min-height:auto}.update-grid h3{margin-top:20px}.header-download-link{padding-inline:13px}.wechat-card{border-radius:18px;grid-template-columns:minmax(0,1fr) 132px;gap:12px;min-height:166px;padding:12px}.wechat-qr-frame{border-width:5px;border-radius:14px;width:132px}.wechat-card h2{font-size:18px}.wechat-card p{margin-bottom:8px;font-size:11px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}.compact-hero{min-height:650px;padding-block:72px}.compact-hero .hero-aside{align-self:start;padding-top:94px}.compact-hero .wechat-card{width:100%}.comment-link{min-height:44px;color:var(--cyan);align-items:center;margin-top:10px;font-size:13px;font-weight:700;text-decoration:none;display:inline-flex}.compact-benefits{margin-top:72px}.compact-benefits article{min-height:220px;padding:34px 28px}.compact-benefits h2{font-family:var(--serif);margin:48px 0 10px;font-size:25px}.compact-proof{padding-block:92px 76px}.proof-feature{border:1px solid var(--line);background:var(--night-raised);border-radius:22px;margin:0;overflow:hidden}.proof-feature img{aspect-ratio:16/9;object-fit:cover;object-position:top;width:100%;height:auto;display:block}.proof-feature figcaption{color:var(--muted);padding:18px 22px;line-height:1.65}.compact-trust{border:1px solid var(--line);background:var(--night-raised);border-radius:24px;grid-template-columns:.9fr 1.1fr;gap:64px;padding:48px;display:grid}.compact-trust h2{font-family:var(--serif);margin-bottom:18px;font-size:clamp(30px,4vw,46px);line-height:1.2}.compact-trust p{color:var(--muted);margin-bottom:0;line-height:1.75}.compact-trust dl{margin:0}.compact-trust dl>div{border-bottom:1px solid var(--line);grid-template-columns:90px 1fr;gap:18px;padding:13px 0;display:grid}.compact-trust dt{color:var(--muted)}.compact-trust dd{overflow-wrap:anywhere;text-align:right;margin:0;font:12px/1.6 ui-monospace,Consolas,monospace}.compact-faq{padding-block:88px}.download-gate-backdrop{z-index:50;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#03040dd1;place-items:center;padding:20px;display:grid;position:fixed;inset:0;overflow-y:auto}.download-gate{text-align:center;background:linear-gradient(150deg,#171b3c,#0b0d20);border:1px solid #f7ca7266;border-radius:24px;width:min(100%,470px);padding:32px;position:relative;box-shadow:0 32px 100px #0000008c}.download-gate h2{font-family:var(--serif);margin-bottom:12px;font-size:30px}.download-gate>p:not(.section-kicker){color:var(--muted);line-height:1.7}.download-gate>small{color:#8f97bc;margin-top:12px;line-height:1.55;display:block}.download-gate-close{width:44px;height:44px;color:var(--muted);cursor:pointer;background:0 0;border:0;font-size:26px;position:absolute;top:12px;right:12px}.download-qr{background:#fff;border:8px solid #fff;border-radius:20px;width:230px;height:230px;margin:20px auto;overflow:hidden}.download-qr img{object-fit:cover;width:100%;height:100%;display:block}.gate-primary,.submit-comment,.load-more{background:var(--gold);min-height:52px;color:var(--gold-ink);cursor:pointer;border:1px solid #ffe2a2;border-radius:12px;font-weight:800}.gate-primary{width:100%}.gate-primary:disabled,.submit-comment:disabled{color:#b4b7c4;cursor:not-allowed;box-shadow:none;background:#44485a;border-color:#b2b8d238}.download-gate-message{min-height:24px;margin:12px 0;font-size:13px;color:var(--success)!important}.download-captcha{text-align:left}.captcha-field{gap:10px;display:grid}.captcha-heading{justify-content:space-between;align-items:center;gap:16px;display:flex}.captcha-field img,.captcha-placeholder{background:#f6f2ff;border-radius:10px;width:196px;height:64px}.captcha-placeholder{color:#5b5670;place-items:center;font-size:12px;display:grid}.text-button{min-height:44px;color:var(--cyan);cursor:pointer;background:0 0;border:0;padding:0;font-size:12px}.captcha-field input,.comment-form input,.comment-form textarea{border:1px solid var(--line);width:100%;color:var(--ink);font:inherit;background:#ffffff0a;border-radius:11px}.captcha-field input,.comment-form input{min-height:48px;padding:0 13px}.comment-form textarea{resize:vertical;min-height:140px;padding:13px;line-height:1.6}.captcha-field input::placeholder,.comment-form input::placeholder,.comment-form textarea::placeholder{color:#7f86a7}.comments-page{min-height:100vh}.subpage-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:82px;display:flex}.comments-intro{max-width:820px;padding-block:80px 52px}.comments-intro h1{font-size:clamp(42px,7vw,68px)}.comments-intro>p:last-child{max-width:680px;color:var(--muted);font-size:16px;line-height:1.8}.comments-layout{grid-template-columns:minmax(300px,.78fr) minmax(0,1.22fr);align-items:start;gap:54px;padding-bottom:96px;display:grid}.comment-form{border:1px solid var(--line);background:var(--night-raised);border-radius:22px;gap:20px;padding:28px;display:grid;position:sticky;top:24px}.comment-form h2,.comment-stream h2{font-family:var(--serif);margin-bottom:0;font-size:30px}.comment-form label{color:#d9ddf1;gap:9px;font-size:13px;display:grid}.submit-comment{width:100%}.form-policy{color:#8f97bc;margin-bottom:0;font-size:11px;line-height:1.65}.comment-stream-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:end;gap:24px;padding-bottom:18px;display:flex}.comment-stream-head>span{color:var(--muted);font-size:12px}.comments-status{min-height:24px;color:var(--muted);margin:16px 0;font-size:13px}.comment-list{display:grid}.comment-list article{border-top:1px solid var(--line);padding:24px 0}.comment-list article:first-child{border-top:0}.comment-list article>div{justify-content:space-between;gap:16px;display:flex}.comment-list time{color:#8f97bc;font-size:12px}.comment-list article>p{color:var(--muted);white-space:pre-wrap;overflow-wrap:anywhere;margin:14px 0 0;line-height:1.8}.load-more{width:100%;color:var(--gold);background:0 0;margin-top:18px}.compact-footer{grid-template-columns:1fr auto;width:100%}@media (width<=840px){.compact-hero .hero-aside{padding-top:0}.compact-benefits{margin-top:52px}.compact-trust,.comments-layout{grid-template-columns:1fr;gap:34px}.compact-trust{padding:32px 24px}.comment-form{position:static}.comments-intro{padding-block:60px 42px}.compact-footer{grid-template-columns:1fr}}@media (width<=390px){.download-gate{padding:26px 18px 22px}.download-qr{width:205px;height:205px}.comments-intro h1{font-size:40px}.comment-form{padding:22px 18px}.compact-trust dl>div{grid-template-columns:72px 1fr}}