:root{--paper:#f3efe6;--surface:#fffdf8;--ink:#1c2430;--muted:#5c6672;--line:#d7d0c3;--accent:#0f6a5a;--accent-hover:#0c5648;--soft:#e7f2ee;--amber:#c9852f;--white:#fff;--shadow:0 22px 60px rgba(28,36,48,.09);--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--surface);font-family:"Segoe UI","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:17px;line-height:1.7;-webkit-font-smoothing:antialiased}img,svg{display:block;max-width:100%}a{color:inherit;text-underline-offset:4px}button{font:inherit}.skip-link{position:fixed;top:10px;left:10px;z-index:100;padding:8px 14px;border-radius:8px;color:#fff;background:var(--ink);transform:translateY(-160%)}.skip-link:focus{transform:none}
.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(215,208,195,.72);background:rgba(255,253,248,.91);backdrop-filter:blur(16px)}.nav-shell{width:min(calc(100% - 40px),var(--max));min-height:72px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:inline-flex;align-items:center;gap:11px;color:var(--ink);font-weight:720;letter-spacing:-.01em;text-decoration:none}.brand img{width:35px;height:35px}.brand small{color:var(--muted);font-size:12px;font-weight:600;letter-spacing:.05em}.site-nav{display:flex;align-items:center;gap:28px}.site-nav a{color:var(--muted);font-size:15px;font-weight:620;text-decoration:none}.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--ink)}.site-nav .nav-download{color:#fff;background:var(--accent);padding:9px 17px;border-radius:999px}.site-nav .nav-download:hover,.site-nav .nav-download[aria-current="page"]{color:#fff;background:var(--accent-hover)}.nav-toggle{display:none;border:0;background:transparent;color:var(--ink);padding:8px}
.container{width:min(calc(100% - 40px),var(--max));margin:auto}.narrow{width:min(calc(100% - 40px),780px);margin:auto}.section{padding:110px 0}.section-compact{padding:74px 0}.paper{background:var(--paper)}.soft{background:var(--soft)}.dark{color:#fff;background:var(--ink)}.eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 18px;color:var(--accent);font-size:13px;font-weight:760;letter-spacing:.12em;text-transform:uppercase}.eyebrow:before{content:"";width:24px;height:2px;background:currentColor}.dark .eyebrow{color:#87c8bb}h1,h2,h3{margin:0;line-height:1.14;letter-spacing:-.035em}h1{font-size:clamp(48px,7vw,92px);font-weight:760}h2{font-size:clamp(36px,4.7vw,62px);font-weight:730}h3{font-size:clamp(22px,2.5vw,30px);font-weight:700}p{margin:0}.lead{color:var(--muted);font-size:clamp(19px,2.1vw,24px);line-height:1.7}.dark .lead{color:#c8ced6}.section-head{max-width:760px;margin-bottom:54px}.section-head .lead{margin-top:22px}
.hero{overflow:hidden;padding:96px 0 110px;background:radial-gradient(circle at 92% 15%,rgba(15,106,90,.11),transparent 31%),linear-gradient(180deg,var(--surface),#fbf8f1)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(380px,.8fr);gap:76px;align-items:center}.hero h1 span{display:block;margin-top:14px;font-size:.47em;font-weight:650;letter-spacing:-.025em}.hero-copy .lead{max-width:720px;margin-top:28px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border:1px solid var(--line);border-radius:999px;color:var(--ink);background:transparent;font-size:15px;font-weight:700;text-decoration:none;transition:transform .18s,background .18s,border-color .18s}.button:hover{transform:translateY(-2px);border-color:#a9a195;background:var(--surface)}.button-primary{color:#fff;background:var(--accent);border-color:var(--accent)}.button-primary:hover{color:#fff;background:var(--accent-hover);border-color:var(--accent-hover)}.button-light{color:var(--ink);background:var(--surface);border-color:var(--surface)}.button-light:hover{background:#fff}.button-text{border-color:transparent;padding-inline:8px}
.product-window{position:relative;padding:18px;border:1px solid var(--line);border-radius:30px;background:rgba(255,253,248,.82);box-shadow:var(--shadow)}.window-top{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 16px;color:var(--muted);font-size:12px}.window-brand{display:flex;align-items:center;gap:8px;color:var(--ink);font-weight:700}.window-brand img{width:26px;height:26px}.window-body{padding:26px;border-radius:20px;background:var(--paper)}.window-prompt{max-width:88%;margin-left:auto;padding:13px 16px;border-radius:16px 16px 4px 16px;color:#fff;background:var(--accent);font-size:14px;line-height:1.55}.window-result{margin-top:22px;padding:20px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}.window-result strong{display:block;margin-bottom:11px;font-size:15px}.progress-line{height:7px;margin-top:9px;border-radius:9px;background:#d9d5cc}.progress-line:nth-child(2){width:90%}.progress-line:nth-child(3){width:72%}.result-meta{display:flex;justify-content:space-between;margin-top:17px;color:var(--muted);font-size:12px}.truth-chip{color:var(--accent);font-weight:750}
.statement{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}.statement-copy{color:var(--muted);font-size:clamp(22px,2.8vw,34px);line-height:1.55;letter-spacing:-.02em}.principles{border-top:1px solid var(--line)}.principle{display:grid;grid-template-columns:100px .8fr 1.5fr;gap:30px;padding:36px 0;border-bottom:1px solid var(--line);align-items:start}.principle-number{color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.1em}.principle p{color:var(--muted)}.status{display:inline-flex;align-items:center;margin-top:16px;padding:5px 10px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:12px;font-weight:700}.status.current{color:var(--accent);border-color:rgba(15,106,90,.35);background:var(--soft)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px}.feature-panel{min-height:500px;padding:48px;border-radius:30px;background:var(--paper);display:flex;flex-direction:column;justify-content:space-between}.feature-panel.institution{color:#fff;background:var(--ink)}.feature-panel .lead{margin-top:20px;font-size:19px}.feature-panel.institution .lead{color:#c8ced6}.text-link{display:inline-flex;align-items:center;gap:8px;margin-top:30px;color:var(--accent);font-weight:750;text-decoration:none}.institution .text-link{color:#87c8bb}.feature-list{margin:36px 0 0;padding:0;list-style:none}.feature-list li{padding:12px 0;border-top:1px solid rgba(92,102,114,.24)}.feature-panel.institution .feature-list li{border-color:rgba(255,255,255,.15)}
.open-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:80px;align-items:center}.code-note{padding:34px;border:1px solid #37424f;border-radius:18px;background:#151c25;font-family:Consolas,monospace;font-size:14px;line-height:1.9}.code-note b{color:#87c8bb;font-weight:600}.code-note span{color:#8f9aa8}.download-band{padding:80px 0}.download-band .container{display:flex;align-items:center;justify-content:space-between;gap:40px}.download-band h2{max-width:700px}.download-band p{max-width:680px;margin-top:16px;color:#c8ced6}
.page-hero{padding:104px 0 92px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--surface),#fbf8f1)}.page-hero .lead{max-width:800px;margin-top:26px}.page-hero h1{font-size:clamp(48px,6vw,80px)}.meta-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}.meta-pill{padding:7px 12px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:13px;font-weight:650}.editorial-grid{display:grid;grid-template-columns:320px 1fr;gap:80px}.side-title{position:sticky;top:110px;align-self:start}.side-title h2{font-size:clamp(30px,3vw,46px)}.content-stack>*+*{margin-top:36px}.content-block{padding-bottom:36px;border-bottom:1px solid var(--line)}.content-block p{margin-top:13px;color:var(--muted)}.check-list{display:grid;grid-template-columns:1fr 1fr;gap:0 28px;margin:10px 0 0;padding:0;list-style:none}.check-list li{position:relative;padding:17px 0 17px 28px;border-bottom:1px solid var(--line)}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:900}.steps{counter-reset:steps;margin-top:44px}.step{counter-increment:steps;display:grid;grid-template-columns:68px 1fr;gap:20px;padding:28px 0;border-top:1px solid var(--line)}.step:before{content:"0" counter(steps);color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.1em}.step p{margin-top:8px;color:var(--muted)}
.boundary{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:30px;overflow:hidden}.boundary>div{padding:42px}.boundary>div+div{border-left:1px solid var(--line);background:var(--paper)}.boundary ul{margin:22px 0 0;padding-left:20px;color:var(--muted)}.boundary li+li{margin-top:9px}.brand-demo{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:stretch}.brand-explainer{padding:46px;border-radius:30px;background:var(--ink);color:#fff}.brand-explainer p{margin-top:18px;color:#c8ced6}.demo-window{padding:28px;border:1px solid var(--line);border-radius:30px;background:var(--paper)}.demo-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:28px;border-bottom:1px solid var(--line)}.demo-logo{display:flex;align-items:center;gap:10px;font-weight:750}.demo-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;color:#fff;background:#24558a;font-size:14px}.demo-body{padding:28px 0 0}.demo-message{margin-top:24px;padding:16px;border-radius:14px;background:var(--surface);color:var(--muted)}.demo-label{color:var(--amber);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.capability-table{border-top:1px solid var(--line)}.cap-row{display:grid;grid-template-columns:1fr 1.3fr 140px;gap:30px;align-items:start;padding:25px 0;border-bottom:1px solid var(--line)}.cap-row p{color:var(--muted)}.cap-tag{justify-self:end;padding:5px 10px;border-radius:999px;background:var(--soft);color:var(--accent);font-size:12px;font-weight:750}.cap-tag.integrate{background:#f5ead9;color:#8a5a17}.download-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}.download-primary{padding:48px;border-radius:30px;color:#fff;background:var(--accent)}.download-primary .eyebrow{color:#bfe0d8}.download-primary p{margin-top:18px;color:#d7ebe6}.download-primary .button{margin-top:34px}.download-secondary{padding:42px;border:1px solid var(--line);border-radius:30px;background:var(--paper)}.download-secondary p{margin-top:14px;color:var(--muted)}.hashes{margin-top:28px}.hash-row{padding:22px 0;border-top:1px solid var(--line)}.hash-row:last-child{border-bottom:1px solid var(--line)}.hash-row strong{display:block;margin-bottom:7px}.hash{display:flex;align-items:center;gap:12px}.hash code{overflow-wrap:anywhere;color:var(--muted);font-size:13px}.copy-button{flex:0 0 auto;padding:5px 9px;border:1px solid var(--line);border-radius:8px;color:var(--muted);background:var(--surface);cursor:pointer;font-size:12px}.notice{padding:24px 28px;border-left:3px solid var(--amber);background:#fbf5e9;color:#604b2f}.notice strong{display:block;margin-bottom:5px}
.site-footer{padding:58px 0 34px;border-top:1px solid var(--line);background:var(--surface)}.footer-grid{display:grid;grid-template-columns:1fr auto auto;gap:70px}.footer-brand p{max-width:430px;margin-top:16px;color:var(--muted);font-size:14px}.footer-col strong{display:block;margin-bottom:12px;font-size:13px}.footer-col a{display:block;margin-top:8px;color:var(--muted);font-size:14px;text-decoration:none}.footer-col a:hover{color:var(--ink)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:48px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}
@media(max-width:980px){.hero-grid,.open-grid,.editorial-grid,.brand-demo{grid-template-columns:1fr}.hero-grid{gap:54px}.hero-copy{max-width:760px}.product-window{max-width:650px}.statement{grid-template-columns:1fr;gap:28px}.split{grid-template-columns:1fr}.feature-panel{min-height:420px}.side-title{position:static}.download-grid{grid-template-columns:1fr}}
@media(max-width:760px){body{font-size:16px}.nav-shell{min-height:64px;width:min(calc(100% - 28px),var(--max))}.brand small{display:none}.nav-toggle{display:block}.site-nav{position:absolute;top:64px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;padding:12px 20px 22px;border-bottom:1px solid var(--line);background:var(--surface);box-shadow:0 18px 35px rgba(28,36,48,.09)}.site-nav[data-open="true"]{display:flex}.site-nav a{padding:12px 6px}.site-nav .nav-download{margin-top:8px;text-align:center}.container,.narrow{width:min(calc(100% - 28px),var(--max))}.section{padding:78px 0}.section-compact{padding:58px 0}.hero{padding:68px 0 80px}.hero-grid{grid-template-columns:1fr}.hero h1{font-size:clamp(46px,15vw,66px)}.hero h1 span{font-size:.43em;line-height:1.25}.actions{align-items:stretch}.actions .button{flex:1 1 150px}.product-window{padding:11px;border-radius:23px}.window-body{padding:18px}.section-head{margin-bottom:38px}.principle{grid-template-columns:54px 1fr;gap:16px}.principle p{grid-column:2}.feature-panel{min-height:0;padding:34px 28px}.download-band .container{align-items:stretch;flex-direction:column}.download-band .button{align-self:flex-start}.page-hero{padding:74px 0 68px}.check-list{grid-template-columns:1fr}.boundary{grid-template-columns:1fr}.boundary>div{padding:30px 26px}.boundary>div+div{border-left:0;border-top:1px solid var(--line)}.cap-row{grid-template-columns:1fr;gap:8px}.cap-tag{justify-self:start}.download-primary,.download-secondary,.brand-explainer,.demo-window{padding:30px 26px}.footer-grid{grid-template-columns:1fr 1fr;gap:38px 26px}.footer-brand{grid-column:1/-1}.footer-bottom{flex-direction:column}}
@media(max-width:420px){.button{width:100%}.actions{flex-direction:column}.download-band .button{align-self:stretch}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
.page-hero.dark{background:var(--ink);border-bottom-color:#37424f}
.manifesto{padding:138px 0;background:var(--surface)}.manifesto .narrow{max-width:880px}.manifesto h2{font-size:clamp(42px,6vw,76px)}.manifesto-copy{margin-top:42px;color:var(--muted);font-size:clamp(19px,2vw,25px);line-height:1.85}.manifesto-copy p+p{margin-top:24px}.manifesto-quote{margin:48px 0 0;padding:30px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--ink);font-size:clamp(25px,3.2vw,40px);font-weight:680;line-height:1.5;letter-spacing:-.025em}.belief-note{padding:38px;border:1px solid #37424f;border-radius:18px;background:#151c25}.belief-note div{padding:16px 0;color:#c8ced6;border-bottom:1px solid #2c3744}.belief-note div:first-child{padding-top:0}.belief-note div:last-child{padding-bottom:0;border-bottom:0}.belief-note strong{display:block;color:#87c8bb;font-size:13px;letter-spacing:.08em;margin-bottom:4px}.pain-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:74px;align-items:start}.pain-list{margin:0;padding:0;list-style:none;border-top:1px solid var(--line)}.pain-list li{padding:20px 0;border-bottom:1px solid var(--line);font-size:19px}.pain-list b{color:var(--accent)}
@media(max-width:980px){.pain-grid{grid-template-columns:1fr;gap:42px}}
@media(max-width:760px){.manifesto{padding:88px 0}.manifesto-copy{margin-top:28px}.manifesto-quote{margin-top:34px;padding:24px 0}.belief-note{padding:28px 24px}}