/* foundfuse — design system. Palette and type are fixed in build/design/. */
@font-face{font-family:"Geist";src:url(/assets/fonts/geist.woff2) format("woff2");font-weight:300 800;font-display:swap}
@font-face{font-family:"Geist Mono";src:url(/assets/fonts/geist-mono.woff2) format("woff2");font-weight:400 600;font-display:swap}

:root{
  --bg:#0C0E12;--surface:#151920;--text:#ECEEF1;--muted:#8F97A4;--signal:#FF5A1F;--answer:#A9C1FF;
  --line:rgba(236,238,241,.1);--line-strong:rgba(236,238,241,.18);--soft:rgba(236,238,241,.78);
  --signal-dim:rgba(255,90,31,.14);--answer-dim:rgba(169,193,255,.12);
  --sans:"Geist",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:"Geist Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --wrap:1240px;--gut:40px;--r:12px;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:400 17px/1.6 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{max-width:100%;display:block}
a{color:inherit}
p{margin:0 0 1em}
h1,h2,h3{margin:0;font-weight:500;letter-spacing:-.025em;line-height:1.08}
h1{font-size:clamp(40px,4.6vw,68px);letter-spacing:-.04em;line-height:.98}
h2{font-size:clamp(28px,3vw,44px)}
h3{font-size:21px;letter-spacing:-.015em;line-height:1.25}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--signal);color:var(--bg);padding:8px 12px;z-index:100}
.skip:focus{left:8px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.mono,.label{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:400}
.label b{color:var(--signal);font-weight:500}
.accent{color:var(--signal)}
.answer-c{color:var(--answer)}

/* Header */
.site-head{position:sticky;top:0;z-index:50;background:rgba(12,14,18,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;gap:28px;height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:600;font-size:20px;letter-spacing:-.03em}
.logo svg{width:22px;height:22px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);text-decoration:none;padding:8px 10px;border-radius:6px}
.nav a:hover,.nav a[aria-current=page]{color:var(--text);background:rgba(236,238,241,.06)}
.menu{display:none;margin-left:auto}
.menu summary{list-style:none;cursor:pointer;font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:.08em;padding:10px 12px;border:1px solid var(--line-strong);border-radius:8px}
.menu summary::-webkit-details-marker{display:none}
.menu[open] .menu-panel{display:flex}
.menu-panel{display:none;position:absolute;left:0;right:0;top:68px;flex-direction:column;background:var(--bg);border-bottom:1px solid var(--line);padding:12px 20px 24px}
.menu-panel a{padding:14px 0;border-bottom:1px solid var(--line);text-decoration:none;font-size:18px}
.menu-panel .btn{margin-top:18px;justify-content:center}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;background:var(--signal);color:var(--bg);font-weight:600;font-size:16px;line-height:1;padding:16px 22px;border-radius:8px;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease;white-space:nowrap}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 30px -10px rgba(255,90,31,.6)}
.btn svg{width:16px;height:16px}
.btn-sm{padding:11px 15px;font-size:14px}
.link{font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;color:var(--text);border-bottom:1px solid var(--line-strong);padding-bottom:3px}
.link:hover{border-color:var(--signal)}
.cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:22px}

/* Hero */
.hero{position:relative;border-bottom:1px solid var(--line);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 70% at 78% 30%,rgba(255,90,31,.08),transparent 60%),radial-gradient(50% 60% at 95% 85%,rgba(169,193,255,.07),transparent 60%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(236,238,241,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(236,238,241,.035) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(70% 80% at 75% 40%,#000,transparent 75%);mask-image:radial-gradient(70% 80% at 75% 40%,#000,transparent 75%)}
.hero .wrap{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);min-height:min(820px,calc(100vh - 68px))}
.hero-copy{padding:88px 48px 72px 0;display:flex;flex-direction:column;justify-content:center;gap:28px;border-right:1px solid var(--line);position:relative}
.hero-copy .lead{font-size:19px;line-height:1.55;color:var(--soft);max-width:33em;margin:0}
.hero-copy .lead p{margin:0 0 .7em}
.hero-viz{position:relative;padding:40px 0 40px 40px;display:flex;flex-direction:column;justify-content:center;gap:22px}
.crumbs{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--text)}
.hero-sub .hero-grid{min-height:0}
.hero-sub .hero-copy{padding:72px 48px 64px 0}

/* Sections */
.sec{border-bottom:1px solid var(--line);padding:104px 0}
.sec-grid{display:grid;grid-template-columns:220px minmax(0,1fr);gap:48px}
.sec-grid>*,.hero-grid>*,.split>*,.grid-2>*,.grid-3>*,.aud>*,.cta-in>*{min-width:0}
.sec-mark{position:relative}
.sec-mark .label{position:sticky;top:96px;display:block}
.sec-head{max-width:820px;margin-bottom:44px}
.sec-head h2{margin-bottom:22px}
.sec-head .answer{font-size:19px;line-height:1.6;color:var(--soft);max-width:44em}
.sec-head p{color:var(--soft)}
.prose{max-width:44em;color:var(--soft)}
.prose h3{color:var(--text);margin:28px 0 10px}
.prose ul{margin:0 0 1em}
.prose ul:not(.checks) li{padding:9px 0 9px 26px;border-top:1px solid var(--line);position:relative}
.prose ul:not(.checks) li::before{content:"";position:absolute;left:2px;top:19px;width:10px;height:1px;background:var(--signal)}

/* Cards and grids */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:28px;position:relative}
.card h3{margin:14px 0 10px}
.card p{color:var(--soft);margin:0 0 .8em;font-size:16px}
.card .link{display:inline-block;margin-top:10px}
.card-hi{border-color:rgba(255,90,31,.55);background:linear-gradient(180deg,rgba(255,90,31,.07),transparent 40%),var(--surface)}
.tag{display:inline-block;align-self:flex-start;font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;padding:5px 8px;border-radius:5px;border:1px solid var(--line-strong);color:var(--muted)}
.tag-s{border-color:rgba(255,90,31,.5);color:var(--signal)}
.tag-a{border-color:rgba(169,193,255,.45);color:var(--answer)}
.price{font-family:var(--mono);font-size:30px;letter-spacing:-.02em;color:var(--text);margin:6px 0 2px}
.price small{font-size:14px;color:var(--muted);letter-spacing:0}
.checks li{display:flex;gap:12px;padding:10px 0;border-top:1px solid var(--line);font-size:15.5px;color:var(--soft)}
.checks li::before{content:"";flex:0 0 14px;height:14px;margin-top:5px;border:1px solid var(--signal);border-radius:3px;background:linear-gradient(var(--signal),var(--signal)) center/6px 6px no-repeat}
.checks.no li::before{border-color:var(--muted);background:linear-gradient(45deg,transparent 45%,var(--muted) 45% 55%,transparent 55%)}

/* Timeline (hero panel) */
.tl{list-style:none;margin:6px 0 0;padding:0;position:relative}
.tl::before{content:"";position:absolute;left:13px;top:14px;bottom:14px;width:1px;background:linear-gradient(var(--signal),rgba(169,193,255,.6))}
.tl li{position:relative;padding:12px 0 12px 44px;color:var(--soft);font-size:15.5px}
.tl li b{display:block;color:var(--text);font-weight:500;font-size:16.5px}
.tl li::before{content:attr(data-n);position:absolute;left:0;top:12px;width:27px;height:27px;border-radius:50%;background:var(--surface);border:1px solid var(--signal);color:var(--signal);font:500 11px/25px var(--mono);text-align:center}
.tl li:last-child::before{border-color:var(--answer);color:var(--answer)}

/* Fact band */
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:var(--r);margin-bottom:28px;background:linear-gradient(180deg,rgba(255,90,31,.05),transparent 70%)}
.fact{padding:24px 24px 22px;border-left:1px solid var(--line)}
.fact:first-child{border-left:0}
.fact h3{font-family:var(--mono);font-weight:400;font-size:clamp(22px,2.1vw,30px);white-space:nowrap;letter-spacing:-.03em;color:var(--text);margin:0 0 6px}
.fact h3 em{font-style:normal;color:var(--signal)}
.fact p{margin:0;color:var(--muted);font-size:14px;line-height:1.4}

/* Ladder */
.ladder{display:grid;gap:14px}
.rung{display:grid;grid-template-columns:36px minmax(0,1.3fr) minmax(0,1fr) auto;gap:28px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px 28px;text-decoration:none;transition:border-color .2s}
.rung:hover{border-color:var(--line-strong)}
.rung .n{font-family:var(--mono);font-size:13px;color:var(--signal)}
.rung h3{margin:0 0 6px}
.rung p{margin:0;color:var(--soft);font-size:15.5px}
.rung .meta{font-family:var(--mono);font-size:14px;color:var(--text)}
.rung .meta span{display:block;color:var(--muted);font-size:12px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:4px}
.rung .arrow{width:38px;height:38px;border:1px solid var(--line-strong);border-radius:50%;display:grid;place-items:center}
.rung:nth-child(2){margin-left:28px}.rung:nth-child(3){margin-left:56px}

/* Tables */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
table{width:100%;border-collapse:collapse;font-size:15px}
caption{text-align:left;padding:18px 22px 4px;font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
th,td{text-align:left;padding:15px 22px;border-top:1px solid var(--line);vertical-align:top}
thead th{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:400;border-top:0}
td.num,th.num{font-family:var(--mono);text-align:right;white-space:nowrap}
tr.hi td,tr.hi th{background:rgba(255,90,31,.06)}
tbody th{font-weight:500}

/* Panels (real data) */
.panel{background:rgba(21,25,32,.88);border:1px solid var(--line-strong);border-radius:var(--r);padding:20px 22px;backdrop-filter:blur(8px)}
.panel .label{display:block;margin-bottom:10px}
.panel table{font-size:14px}
.panel td{padding:9px 0;border-top:1px solid var(--line)}
.panel td.num{color:var(--text)}
.panel .note{font-size:13px;color:var(--muted);margin:12px 0 0}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.step{padding:28px 26px 32px;border-left:1px solid var(--line);position:relative;background:var(--surface)}
.step:first-child{border-left:0}
.step .n{font-family:var(--mono);font-size:12px;color:var(--signal);letter-spacing:.08em}
.step h3{margin:18px 0 10px;font-size:19px}
.step p{color:var(--soft);font-size:15px;margin:0}
.step::after{content:"";position:absolute;top:36px;right:-5px;width:9px;height:9px;border-top:1px solid var(--muted);border-right:1px solid var(--muted);transform:rotate(45deg);background:var(--surface);z-index:1}
.step:last-child::after{display:none}

/* Figures */
.fig{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;position:relative;overflow:hidden}
.fig figcaption{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-top:14px}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:44px;align-items:center}

/* Diagrams: animation */
.flow{stroke-dasharray:4 7;animation:dash 2.6s linear infinite}
@keyframes dash{to{stroke-dashoffset:-44}}
.pulse{animation:pulse 3.2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.35}50%{opacity:1}}
.travel{offset-rotate:0deg;animation:travel 4.8s cubic-bezier(.5,0,.5,1) infinite}
@keyframes travel{0%{offset-distance:0%;opacity:0}8%{opacity:1}88%{opacity:1}100%{offset-distance:100%;opacity:0}}
.scan{animation:scan 5.5s ease-in-out infinite}
@keyframes scan{0%{transform:translateY(0)}50%{transform:translateY(var(--scan,300px))}100%{transform:translateY(0)}}
.lit{animation:lit 4.8s ease-in-out infinite}
@keyframes lit{0%,30%{fill:#5A6270}40%,80%{fill:#FF5A1F}100%{fill:#5A6270}}

/* Audience */
.aud{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.aud .card{padding:34px;display:flex;flex-direction:column}
.aud .card h3{font-size:26px}
.aud .card .checks{margin:10px 0 22px}
.aud .card .link{margin-top:auto;align-self:flex-start}

/* FAQ */
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:24px;align-items:center;padding:24px 0}
.faq summary::-webkit-details-marker{display:none}
.faq summary h3{font-size:20px}
.faq summary::after{content:"+";font-family:var(--mono);font-size:22px;color:var(--signal);transition:transform .2s;flex:0 0 auto}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 0 26px;color:var(--soft);max-width:46em}

/* CTA band */
.cta-band{padding:120px 0;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(50% 80% at 85% 50%,rgba(255,90,31,.12),transparent 70%)}
.cta-in{position:relative;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:48px;align-items:end}
.cta-in h2{font-size:clamp(36px,4.6vw,68px);letter-spacing:-.035em}
.cta-in p{color:var(--soft);font-size:18px;max-width:34em}

/* Footer */
.foot{padding:72px 0 40px;font-size:15px;color:var(--muted)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.foot h2{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:400;margin-bottom:14px}
.foot li{padding:5px 0}
.foot a{text-decoration:none;color:var(--soft)}.foot a:hover{color:var(--text)}
.foot .desc{color:var(--soft);max-width:28em}
.foot-base{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:56px;padding-top:24px;font-family:var(--mono);font-size:12px;letter-spacing:.04em}

/* Legal */
.legal{max-width:760px}
.legal h2{font-size:26px;margin:44px 0 12px}
.legal p{color:var(--soft)}

@media (max-width:1080px){
  .nav{display:none}.menu{display:block}.head-cta{display:none}
  .sec-grid{grid-template-columns:1fr;gap:18px}
  .sec-mark .label{position:static}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step:nth-child(3){border-left:0}.step:nth-child(n+3){border-top:1px solid var(--line)}
  .step::after{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  :root{--gut:20px}
  body{font-size:16.5px}
  .hero-grid{grid-template-columns:1fr;min-height:0}
  .hero-copy,.hero-sub .hero-copy{padding:48px 0 36px;border-right:0}
  .hero-viz{padding:0 0 48px}
  .sec{padding:72px 0}
  .grid-2,.grid-3,.aud,.split,.cta-in{grid-template-columns:1fr}
  .rung{grid-template-columns:28px minmax(0,1fr);gap:14px 16px;padding:22px}
  .rung .meta{grid-column:2}.rung .arrow{display:none}
  .rung:nth-child(2),.rung:nth-child(3){margin-left:0}
  .steps{grid-template-columns:1fr}
  .facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fact:nth-child(3){border-left:0}.fact:nth-child(n+3){border-top:1px solid var(--line)}
  .step{border-left:0;border-top:1px solid var(--line)}.step:first-child{border-top:0}
  th,td{padding:12px 14px}
  .cta-band{padding:80px 0}
  .card{padding:22px}
}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}.btn{white-space:normal}}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .travel{opacity:0}
  .lit-on{fill:#FF5A1F}
}