:root{color-scheme:dark;--bg:#101914;--panel:#17221b;--line:#324136;--text:#e8eddf;--muted:#afbaab;--accent:#c3dc9b}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:30px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,sans-serif}
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}
.skip{position:absolute;left:20px;top:-80px;background:var(--accent);color:var(--bg);padding:10px;z-index:9}
.skip:focus{top:10px}
header,main,footer{max-width:1440px;margin:auto}
header{display:flex;align-items:center;justify-content:space-between;padding:28px 5%;border-bottom:1px solid var(--line)}
.brand{font-size:22px;letter-spacing:3px;font-weight:650}
.brand span{display:block;font-size:8px;letter-spacing:2.1px;font-weight:400;margin-left:26px}
nav{display:flex;gap:30px;font-size:13px;color:var(--muted)}
nav a:hover,.closing a:hover{color:var(--accent)}
.hero{display:grid;grid-template-columns:1fr 1fr;gap:5%;padding:80px 5% 70px;align-items:center}
.eyebrow{font-size:10px;letter-spacing:2px;color:var(--accent);font-weight:600}
.dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:8px}
h1{font-size:clamp(54px,6.3vw,91px);line-height:1.02;letter-spacing:-5px;font-weight:450;margin:25px 0}
h1 em{font-family:Georgia,serif;font-weight:400;color:var(--accent)}
.lead{font-size:20px;line-height:1.5;max-width:440px}
.description{color:var(--muted);max-width:460px;font-size:14px}
.button{display:inline-flex;justify-content:space-between;gap:45px;background:var(--accent);color:#17221b;padding:14px 21px;border-radius:3px;margin:18px 0 10px;font-size:13px;font-weight:650}
.button:hover{background:#d7edb4}
.small{font-size:11px;color:var(--muted)}
.status{margin-top:10px}
.visual{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#142019;box-shadow:0 35px 70px #0003}
.visual-top{display:flex;justify-content:space-between;padding:19px 22px;font:9px monospace;letter-spacing:1.5px;color:var(--muted)}
.skin{display:block;width:100%;height:auto}
.visual-bottom{padding:22px}
.swatches{display:flex;gap:8px}
.swatches button{background:transparent;color:var(--muted);border:1px solid var(--line);padding:8px 13px;border-radius:30px;font-size:11px;cursor:pointer}
.swatches button[aria-pressed=true]{background:var(--accent);color:#182219;border-color:var(--accent)}
.visual-bottom p{font-size:10px;color:var(--muted);margin-bottom:0}
.principles{display:flex;justify-content:space-between;margin:0 5%;padding:22px 0;border-block:1px solid var(--line);font-size:13px}
.principles span{font:10px monospace;color:var(--accent);margin-right:16px}
.section{padding:90px 5%;border-bottom:1px solid var(--line)}
.section-head{max-width:620px;margin-bottom:45px}
h2{font-weight:450;font-size:clamp(32px,3.5vw,48px);letter-spacing:-1.7px;line-height:1.12;margin:16px 0 24px}
.section p{color:var(--muted);font-size:14px}
.section .eyebrow{color:var(--accent);font-size:10px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cards article{padding:30px;border:1px solid var(--line);border-radius:6px;background:var(--panel)}
h3{font-size:23px;font-weight:450;margin:14px 0}
.layer-icon{font-size:48px;line-height:1.4;color:var(--accent);height:85px}
.emission{color:#e1b79b}
.coherent{color:#b0cdd6}
.section .note{font-size:12px;line-height:1.7;border-top:1px solid var(--line);padding-top:18px;margin-top:24px}
.module,.budget{display:grid;grid-template-columns:1fr 1fr;gap:10%;align-items:center}
.module>div{max-width:470px}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:30px}
.stats div{padding-bottom:20px;border-bottom:1px solid var(--line)}
.stats dt{font:52px Georgia,serif;color:var(--accent)}
dd{margin:0}
.stats dd{font-size:12px;color:var(--muted);margin-top:12px}
.research{display:grid;grid-template-columns:1fr 1fr;gap:9%}
.questions details{border-top:1px solid var(--line);padding:20px 0}
.questions details:last-child{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-size:15px;padding-right:8px}
.questions p{font-size:13px;line-height:1.8}
.budget-card{border:1px solid var(--line);padding:32px;border-radius:6px;background:var(--panel)}
.budget-card>p:first-child{font-size:10px;letter-spacing:1.2px}
.budget-card strong{font:clamp(30px,3.5vw,46px) Georgia,serif;color:var(--accent)}
hr{border:0;border-top:1px solid var(--line);margin:24px 0}
.budget-card dl{font-size:12px}
.budget-card dl div{display:flex;justify-content:space-between;gap:15px;margin:12px 0}
.budget-card .small{font-size:11px}
.closing{text-align:center;padding:100px 24px;background:radial-gradient(ellipse at bottom,#263a27,transparent 70%)}
.closing h2{font-family:Georgia,serif;font-size:52px}
.closing p{color:var(--muted);font-size:13px}
.closing a{display:inline-block;margin-top:20px;font-size:12px;border-bottom:1px solid var(--accent)}
footer{display:flex;justify-content:space-between;gap:25px;align-items:center;padding:28px 5%;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}
footer>span{color:var(--text);letter-spacing:2px;white-space:nowrap}
@media(max-width:850px){.hero{padding-top:45px;gap:30px}
h1{letter-spacing:-3px}
.cards{gap:12px}
.cards article{padding:22px}
.research{gap:5%}
.principles{font-size:11px}
.principles span{margin-right:8px}
}
@media(max-width:650px){header{align-items:start;padding:22px 6%;gap:20px}
.brand{font-size:17px}
.brand span{font-size:6px;margin-left:22px}
nav{gap:10px;flex-wrap:wrap;justify-content:flex-end;font-size:10px;max-width:170px}
.hero{grid-template-columns:1fr;padding:42px 6%;gap:30px}
h1{font-size:66px}
.lead{font-size:19px}
.visual{max-width:500px}
.principles{flex-direction:column;padding:15px 0}
.principles p{margin:7px 0}
.section{padding:55px 6%}
.cards,.module,.research,.budget{grid-template-columns:1fr;gap:25px}
.section-head{margin-bottom:28px}
.cards article{padding:26px}
.layer-icon{height:60px;font-size:40px}
.stats{gap:24px}
.budget-card{padding:24px}
.closing{padding:65px 6%}
.closing h2{font-size:43px}
footer{flex-direction:column;align-items:flex-start;gap:5px;padding:25px 6%}
.swatches button{padding:9px 16px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
}