:root{color-scheme:dark;--bg:#080c09;--surface:#0e1510;--text:#f0f4ed;--muted:#a2ada4;--green:#80eea0;--aqua:#63e2d4;--line:#29372c;--gutter:24px;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei UI","PingFang SC",sans-serif;-webkit-font-smoothing:antialiased}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--green);outline-offset:5px}button:disabled{cursor:not-allowed}button,a{touch-action:manipulation}[hidden]{display:none!important}h1,h2,h3,p{margin:0}a,button{-webkit-user-select:none;user-select:none}.skip-link{position:fixed;left:16px;top:12px;background:var(--green);color:var(--bg);padding:14px;z-index:100;transform:translateY(-180%)}.skip-link:focus{transform:none}
.site-header{position:sticky;top:0;z-index:30;border-bottom:1px solid var(--line);background:rgba(8,12,9,.95);backdrop-filter:blur(16px)}.header-inner{height:68px;max-width:1440px;margin:auto;padding:0 var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:700;min-height:44px;white-space:nowrap}.brand-mark{width:12px;height:12px;border:1px solid var(--green);box-shadow:inset 0 0 0 3px var(--bg);background:var(--green);flex:none}.header-actions{display:flex;align-items:center;gap:10px}.login-link{background:none;border:0;min-height:44px;padding:0 4px;font-size:13px}.desktop-nav,.desktop-only{display:none}.menu-toggle{width:44px;height:44px;display:grid;place-content:center;gap:7px;background:transparent;border:1px solid var(--line);border-radius:50%}.menu-toggle span{width:16px;height:1px;background:var(--text);transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}.mobile-menu{padding:12px var(--gutter) 24px;background:var(--surface);border-top:1px solid var(--line);max-height:calc(100dvh - 68px);overflow:auto}.mobile-menu>a{display:flex;align-items:center;justify-content:space-between;min-height:56px;border-bottom:1px solid var(--line);font-size:16px}.mobile-menu .button{width:100%;margin-top:20px}
.hero{position:relative;isolation:isolate;overflow:hidden;padding:38px var(--gutter) 28px;min-height:calc(100svh - 68px);display:flex;flex-direction:column;align-items:center;justify-content:center}.hero-content{width:100%;max-width:1000px}.eyebrow{font-size:11px;letter-spacing:.1em;color:var(--green);font-weight:600}.hero h1{margin-top:22px;font-size:clamp(34px,10.2vw,60px);font-weight:650;letter-spacing:-.065em;line-height:1.2}.headline-line{display:block}.muted{color:#a8b5ab;font-weight:500}.signature{display:flex;flex-wrap:wrap;align-items:center;gap:0 .08em;color:var(--text);margin-top:6px}.signature-first,.signature-last{display:inline-flex;align-items:center;gap:.03em;white-space:nowrap}.signature-last{color:var(--green)}.fingerprint-wrap,.star-wrap{position:relative;display:inline-grid;flex:none;place-items:center;width:.88em;height:.96em;margin:0 .05em}.fingerprint{width:100%;height:100%;overflow:visible}.fingerprint-line{stroke-dasharray:76 24;animation:ridge-flow 6s linear infinite}.fingerprint-line:nth-child(3n){animation-direction:reverse}.fingerprint__scan{fill:rgba(200,255,214,.2);animation:scan 5s ease-in-out infinite}.star-wrap{width:.86em}.star-core{width:90%;height:90%;overflow:visible;animation:star-breathe 4s ease-in-out infinite}.particle-field{position:absolute;inset:-35%;width:170%;height:170%;pointer-events:none}.hero-description{margin-top:22px;font-size:13px;line-height:1.9;color:var(--muted)}.hero-actions{display:flex;gap:10px;margin-top:14px}.button{min-height:50px;padding:13px 17px;border-radius:5px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;gap:14px;font-weight:600;font-size:14px;line-height:1.4;transition:background .2s,border-color .2s}.button span{font-weight:400;font-size:18px}.primary{background:var(--green);color:#08130c;border-color:var(--green)}.primary:hover{background:#a2ffba;border-color:#a2ffba}.secondary{background:transparent;color:var(--text)}.secondary:hover{border-color:var(--green);background:#131e16}.hero-actions .primary{flex:1.15}.scroll-cue{margin-top:24px;font-size:10px;letter-spacing:.1em;color:var(--muted);min-height:44px;display:flex;align-items:center;gap:16px}.hero-orbit{position:absolute;width:600px;height:600px;right:-460px;top:0;z-index:-1;border:1px solid #26422e;border-radius:50%;box-shadow:0 0 130px 15px #21452c26;pointer-events:none}
.content-section{padding:68px var(--gutter);border-top:1px solid var(--line);max-width:1440px;margin:auto}.section-heading h2{font-size:clamp(29px,7.5vw,44px);line-height:1.3;letter-spacing:-.045em;font-weight:550;margin-top:16px}.section-heading>p:last-child:not(.eyebrow){font-size:14px;color:var(--muted);line-height:1.9;margin-top:18px;max-width:480px}.workflow{margin-top:36px}.workflow article{padding:26px 0;border-top:1px solid var(--line)}.step-number{font-size:11px;color:var(--green);letter-spacing:.08em}.workflow h3{font-weight:500;font-size:19px;margin-top:15px}.workflow p{font-size:13px;line-height:1.9;color:var(--muted);margin-top:10px;max-width:380px}.purchase-panel{margin-top:36px;background:var(--surface);border:1px solid #38523e;border-radius:7px;padding:28px}.panel-label{font-size:14px}.price-caption{font-size:13px;color:var(--muted);margin-top:0}.purchase-main .button{margin-top:25px;width:100%}.rights-list{border-top:1px solid var(--line);padding-top:26px;margin-top:30px}.rights-list>div{display:flex;gap:12px;margin-bottom:24px}.line-icon{color:var(--green);font-size:23px;line-height:1}.rights-list h3{font-size:15px;font-weight:500}.rights-list p{font-size:12px;line-height:1.9;color:var(--muted);margin-top:8px}.text-link{font-size:12px;min-height:44px;display:inline-flex;align-items:center;gap:20px;color:var(--green)}.version-grid{margin-top:32px;display:grid}.version-option{padding:28px 0;border-top:1px solid var(--line)}.version-option h3{font-size:20px;font-weight:500;margin-top:22px}.version-option p{font-size:12px;color:var(--muted);margin-top:10px}.version-option .button{margin-top:24px;width:100%;font-size:13px}.device-icon{width:30px;height:34px;color:var(--green)}.windows-icon{display:grid;width:30px;height:28px;grid-template-columns:1fr 1fr;gap:3px}.windows-icon i{border:1px solid var(--green);background:#80eea012}.phone-icon{display:block;width:21px;height:32px;border:1px solid var(--green);border-radius:4px;position:relative}.phone-icon:after{content:"";position:absolute;width:7px;height:1px;background:var(--green);bottom:4px;left:6px}footer{max-width:1440px;margin:auto;border-top:1px solid var(--line);padding:28px var(--gutter) 112px;display:flex;flex-wrap:wrap;align-items:center;gap:16px}footer p{font-size:11px;color:var(--muted);width:100%}footer>a:last-child{font-size:12px;min-height:44px;display:inline-flex;align-items:center;color:var(--muted)}.mobile-purchase-bar{position:fixed;left:0;right:0;bottom:0;padding:10px var(--gutter) max(10px,env(safe-area-inset-bottom));background:rgba(8,12,9,.97);border-top:1px solid var(--line);z-index:20;display:flex;align-items:center;justify-content:space-between;gap:14px;backdrop-filter:blur(16px)}.mobile-purchase-bar>span{display:flex;flex-direction:column;gap:2px}.mobile-purchase-bar strong{font-size:20px;font-family:"Bahnschrift",sans-serif;font-weight:500;color:var(--green)}.mobile-purchase-bar small{font-size:10px;color:var(--muted)}.mobile-purchase-bar .button{min-height:44px;flex:1;max-width:230px;font-size:13px;padding:10px 14px}
dialog{width:min(440px,calc(100% - 32px));max-height:calc(100dvh - 48px);overflow:auto;padding:32px;border:1px solid #415948;border-radius:8px;background:var(--surface);color:var(--text)}dialog::backdrop{background:#000b;backdrop-filter:blur(5px)}dialog h2{font-size:24px;margin-top:20px;font-weight:550}dialog>p:not(.eyebrow){font-size:14px;line-height:1.9;color:var(--muted);margin-top:16px}dialog>.button{width:100%;margin-top:26px}.dialog-close{width:44px;height:44px;background:none;border:0;position:absolute;right:6px;top:6px;font-size:26px}.no-script-note{padding:16px;color:var(--green)}body.dialog-open{overflow:hidden}body.menu-open .mobile-purchase-bar{visibility:hidden}
@keyframes ridge-flow{to{stroke-dashoffset:-100}}@keyframes scan{0%,100%{opacity:0;transform:translateY(-16px)}20%{opacity:.7}80%{opacity:0;transform:translateY(64px)}}@keyframes star-breathe{0%,100%{transform:scale(.94) rotate(-3deg)}50%{transform:scale(1.04) rotate(6deg)}}
@media(min-width:761px){:root{--gutter:48px}.header-inner{height:78px}.brand{font-size:16px}.desktop-nav{display:flex;gap:30px;color:var(--muted);font-size:13px}.desktop-nav a{min-height:44px;display:flex;align-items:center}.desktop-nav a:hover{color:var(--green)}.desktop-only{display:inline}.menu-toggle{display:none}.login-link{border:1px solid var(--line);border-radius:4px;padding:0 18px}.hero{min-height:calc(100svh - 78px);padding:58px var(--gutter) 24px;text-align:center}.hero .eyebrow{font-size:12px}.hero h1{font-size:clamp(58px,6.7vw,94px);line-height:1.06;margin-top:26px}.signature{justify-content:center;flex-wrap:nowrap;margin-top:10px}.hero-description{font-size:14px;line-height:1.7;margin-top:26px}.mobile-break{display:none}.hero-actions{justify-content:center;max-width:430px;margin:16px auto 0}.hero-actions .button{min-height:52px}.scroll-cue{margin-top:28px}.hero-orbit{width:1000px;height:1000px;right:-770px;top:3%}.content-section{padding:92px var(--gutter)}.section-heading h2{font-size:44px}.workflow{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:48px}.purchase-section{display:grid;grid-template-columns:.9fr 1.4fr;gap:60px;align-items:center}.purchase-panel{margin:0;padding:36px;display:grid;grid-template-columns:1fr 1.2fr;gap:32px}.rights-list{border-top:0;border-left:1px solid var(--line);padding:6px 0 0 28px;margin:0}.version-grid{grid-template-columns:repeat(3,1fr);gap:32px;margin-top:42px}.version-option .button{font-size:12px;padding:12px}.version-option h3{font-size:19px}footer{padding:32px var(--gutter);gap:30px}footer p{width:auto}footer>a:last-child{margin-left:auto}.mobile-purchase-bar{display:none!important}}
@media(min-width:761px) and (max-width:1100px){.purchase-section{grid-template-columns:1fr;gap:32px}.purchase-panel{max-width:800px}.header-inner{gap:20px}.desktop-nav{gap:18px}.version-grid{gap:20px}.version-option .button{gap:8px}}
@media(max-width:359px){:root{--gutter:18px}.header-actions{gap:4px}.brand{font-size:12px;gap:7px}.hero{padding-top:28px}.hero h1{font-size:34px}.hero-actions .button{font-size:12px;padding:12px 10px;gap:8px}.hero-description{font-size:12px}.purchase-panel{padding:22px}.login-link{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.fingerprint__scan{display:none}}

.purchase-title{font-size:32px;line-height:1.3;letter-spacing:-.04em;font-weight:500;margin:24px 0 18px}.mobile-purchase-bar strong{font-family:inherit;font-size:12px}.hero-actions{margin-top:26px}

/* 原电脑版星点人像，按手机、电脑分别定位；渐变只增强文字对比。 */
.hero{background-image:linear-gradient(0deg,var(--bg) 0%,rgba(8,12,9,.9) 18%,transparent 72%),linear-gradient(90deg,rgba(8,12,9,.83) 0%,rgba(8,12,9,.48) 46%,rgba(8,12,9,.13) 100%),url("assets/cosmic-consciousness-background.png");background-size:100% 100%,100% 100%,auto 620px;background-position:center,center,73% top;background-repeat:no-repeat}
.hero-orbit{display:none}.hero h1{position:relative}.hero-content{position:relative}.muted{color:#b6c5bb}
.background-effects{position:absolute;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none}
.hero .version-grid{margin-top:28px;gap:0;scroll-margin-top:88px}
.hero .version-option{display:grid;grid-template-columns:24px minmax(0,1fr) 108px;column-gap:12px;align-items:center;padding:18px 0;background:rgba(8,12,9,.3)}
.hero .version-option .device-icon{grid-column:1;grid-row:1 / 3;transform:scale(.75);transform-origin:left center}
.hero .version-option h3{grid-column:2;grid-row:1;margin:0;font-size:15px;line-height:1.5}
.hero .version-option p{grid-column:2;grid-row:2;margin:4px 0 0;font-size:10px;line-height:1.5}
.hero .version-option .button{grid-column:3;grid-row:1 / 3;min-height:48px;margin:0;padding:10px 8px;font-size:11px;gap:5px}
.hero .version-option .button span{font-size:15px}
@media(min-width:761px){.hero .hero-actions{max-width:220px}.hero .version-grid{width:min(1180px,calc(100vw - 2 * var(--gutter)));grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.hero .version-option{display:block;padding:22px 14px 16px}.hero .version-option .device-icon{transform:none}.hero .version-option h3{font-size:18px;margin-top:18px}.hero .version-option p{font-size:12px;margin-top:8px}.hero .version-option .button{margin-top:20px;font-size:12px;gap:10px}.hero .version-option .button span{font-size:18px}}
@media(min-width:761px){.hero{align-items:flex-start;text-align:left;padding-left:max(var(--gutter),calc((100vw - 1344px)/2));background-size:100% 100%,100% 100%,cover;background-position:center,center,center; background-image:linear-gradient(0deg,var(--bg) 0%,transparent 24%),linear-gradient(90deg,rgba(8,12,9,.72) 0%,rgba(8,12,9,.4) 38%,rgba(8,12,9,.04) 78%),url("assets/cosmic-consciousness-background.png")}.hero-content{max-width:700px}.hero h1{font-size:clamp(48px,5.2vw,76px)}.signature{justify-content:flex-start}.hero-actions{margin-left:0;max-width:430px}.scroll-cue{align-self:flex-start}.hero-description{max-width:560px}}

@media(max-width:760px){.hero .version-option .button span{display:none}}


/* Each section is one page. Overflow stays readable inside a short/zoomed page. */
:root{--header-size:68px}
html.paged-mode,html.paged-mode body{height:100%;overflow:hidden;scroll-padding-top:0}
body{isolation:isolate}
.site-header{position:relative}
.site-background{position:fixed;top:var(--header-size);left:0;right:0;bottom:0;z-index:-1;pointer-events:none;background-image:linear-gradient(0deg,var(--bg) 0%,rgba(8,12,9,.78) 15%,transparent 72%),linear-gradient(90deg,rgba(8,12,9,.83),rgba(8,12,9,.48) 46%,rgba(8,12,9,.13)),url("assets/cosmic-consciousness-background.png");background-size:100% 100%,100% 100%,auto 620px;background-position:center,center,73% top;background-repeat:no-repeat}
.site-background .background-effects{z-index:0}
.paged-mode .page-deck{height:calc(100dvh - var(--header-size));overflow:hidden;position:relative;scroll-behavior:smooth;outline:none}
.paged-mode .page-deck>.page{height:100%;min-height:0;width:100%;max-width:none;margin:0;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-width:thin;border:0;background:none;scroll-margin:0;scroll-padding:16px}
.paged-mode .page-deck>.hero{justify-content:safe center}
.paged-mode .page-deck>.product-section{display:flex;flex-direction:column;justify-content:safe center}
.paged-mode .page-deck>.purchase-section{align-content:safe center}
.page-footer{grid-column:1 / -1;width:100%;max-width:none;margin-top:28px;padding:18px 0 0;background:none}
.page-footer p{display:none}
.page-footer>a:last-child{margin-left:auto}
.paged-mode .page-deck>.content-section{padding-top:44px;padding-bottom:88px}
.purchase-panel{background:rgba(10,18,15,.82)}
.workflow article{background:rgba(8,12,9,.3)}
.desktop-nav a[aria-current=page]{color:var(--green)}
@media(min-width:761px){:root{--header-size:78px}.site-background{background-size:100% 100%,100% 100%,cover;background-position:center,center,center;background-image:linear-gradient(0deg,var(--bg),transparent 24%),linear-gradient(90deg,rgba(8,12,9,.72),rgba(8,12,9,.4) 38%,rgba(8,12,9,.04) 78%),url("assets/cosmic-consciousness-background.png")}.paged-mode .page-deck>.page{padding-left:max(var(--gutter),calc((100vw - 1344px)/2));padding-right:max(var(--gutter),calc((100vw - 1344px)/2))}.paged-mode .page-deck>.content-section{padding-top:48px;padding-bottom:36px}.page-footer{margin-top:8px}.purchase-section{row-gap:28px}.workflow{gap:32px}.workflow article{padding:24px 16px}}
@media(max-width:760px){.paged-mode .page-deck>.hero{padding-top:20px;padding-bottom:12px}.hero h1{margin-top:0}.hero .version-grid{margin-top:20px}.hero .version-option{padding-top:13px;padding-bottom:13px}.scroll-cue{margin-top:12px}.paged-mode .page-deck>.content-section{padding-top:32px}.section-heading h2{font-size:30px}.workflow{margin-top:22px}.workflow article{padding:20px 0}.purchase-panel{margin-top:24px;padding:22px}.purchase-title{font-size:28px}.rights-list{margin-top:24px;padding-top:22px}.page-footer .brand{font-size:12px}.page-footer>a:last-child{font-size:11px}}
@media(max-width:760px) and (max-height:740px){.paged-mode .page-deck>.hero{padding-top:12px;padding-bottom:8px}.hero h1{font-size:32px}.hero-description{margin-top:14px;font-size:12px}.hero-actions{margin-top:16px}.hero-actions .button{min-height:44px}.hero .version-grid{margin-top:16px}.hero .version-option{padding-top:10px;padding-bottom:10px}.scroll-cue{margin-top:6px;min-height:30px}.signature{margin-top:2px}}
@media(prefers-reduced-motion:reduce){.paged-mode .page-deck{scroll-behavior:auto}}

.page-turn-controls{display:flex;gap:32px;margin-top:24px;font-size:12px;color:var(--muted)}.page-turn-controls a{display:inline-flex;align-items:center;min-height:44px}.page-turn-controls a:hover{color:var(--green)}

@media(max-width:760px){
 .paged-mode .page-deck>.content-section{padding-top:26px;padding-bottom:70px}
 .product-section .section-heading h2{font-size:28px;margin-top:12px}
 .product-section .section-heading>p:last-child{font-size:13px;margin-top:12px;line-height:1.7}
 .workflow{margin-top:18px}.workflow article{padding:15px 0}.workflow h3{font-size:17px;margin-top:10px}.workflow p{font-size:12px;margin-top:6px;line-height:1.7}
 .page-turn-controls{margin-top:8px}
 .purchase-section .section-heading h2{font-size:28px;margin-top:12px}
 .purchase-section .section-heading>p:last-child{font-size:13px;margin-top:12px;line-height:1.7}
 .purchase-panel{margin-top:18px;padding:18px}.purchase-title{font-size:22px;line-height:1.2;margin:12px 0}
 .purchase-main .button{margin-top:14px;min-height:44px}.rights-list{margin-top:18px;padding-top:18px}.rights-list>div{margin-bottom:14px}.rights-list p{font-size:11px;line-height:1.6;margin-top:6px}
 .page-footer{margin-top:14px;padding-top:10px}
}

/* Shared transparent brand asset, sized for desktop and mobile headers. */
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;overflow:hidden;border:0;box-shadow:none;background:transparent;mix-blend-mode:normal}
.brand-mark img{display:block;width:100%;height:100%;object-fit:contain;transform:none}
@media(max-width:760px){.brand-mark{width:36px;height:36px}.brand{gap:8px}}

/* Keep a screen-reader route through inert pages without visible paging links. */
.assistive-page-controls{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip-path:inset(50%);white-space:nowrap;border:0}
.assistive-page-controls:focus-within{position:fixed!important;left:16px;bottom:16px;z-index:100;width:auto!important;height:auto!important;margin:0!important;padding:12px 18px!important;clip-path:none;background:var(--bg);display:flex;gap:24px}