:root{
  --ink:#12161c; --ink-2:#1b2129; --ink-3:#262e38;
  --paper:#f6f4ef; --paper-2:#ece8df; --line:#dcd6ca;
  --text:#1a1f26; --muted:#5f6772; --muted-d:#9aa3ae;
  --amber:#f2a93b; --amber-2:#e0901c; --blue:#3b82f6; --teal:#14b8a6; --red:#ef4444; --green:#22c55e; --violet:#a78bfa;
  --r:16px; --shadow:0 18px 50px -20px rgba(18,22,28,.35);
  --f-head:'Space Grotesk',system-ui,sans-serif; --f-body:'Inter',system-ui,sans-serif; --f-mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:auto}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{font-family:var(--f-body);background:var(--paper);color:var(--text);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{font-family:var(--f-head);letter-spacing:-.02em;line-height:1.1}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.wrap.narrow{max-width:820px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:999px;font-weight:600;font-size:15px;transition:transform .25s,background .25s,box-shadow .25s,color .25s}
.btn svg{width:16px;height:16px}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{background:var(--amber);color:var(--ink);box-shadow:0 10px 30px -10px rgba(242,169,59,.7)}
.btn-primary:hover{background:#ffb84f;transform:translateY(-2px)}
.btn-ghost{border:1px solid rgba(255,255,255,.35);color:#fff;backdrop-filter:blur(6px)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-ghost-dark{border:1px solid var(--line);color:var(--text);background:#fff}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}

/* nav */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;gap:28px;padding:18px 32px;transition:background .35s,padding .35s,box-shadow .35s;color:#fff}
.nav.scrolled{background:rgba(18,22,28,.86);backdrop-filter:blur(14px);padding:12px 32px;box-shadow:0 10px 30px -18px #000}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-head);font-size:20px;font-weight:600}
.brand b{color:var(--amber);font-weight:700}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--amber);color:var(--ink);display:grid;place-items:center}
.brand-mark svg{width:22px;height:22px}
.nav-links{display:flex;gap:26px;margin-left:auto;font-size:14px;font-weight:500}
.nav-links a{opacity:.8;transition:opacity .2s}
.nav-links a:hover,.nav-links a.active{opacity:1;color:var(--amber)}
.nav-burger{display:none;width:40px;height:40px;flex-direction:column;justify-content:center;gap:6px;margin-left:auto}
.nav-burger span{display:block;height:2px;width:22px;background:#fff;margin:0 auto;transition:transform .3s}

/* hero */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--ink)}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.08);will-change:transform}
.hero-shade{position:absolute;inset:0;background:linear-gradient(100deg,rgba(12,15,20,.92) 0%,rgba(12,15,20,.72) 45%,rgba(12,15,20,.25) 100%),linear-gradient(0deg,rgba(12,15,20,.85),transparent 35%)}
.hero-inner{position:relative;max-width:1200px;margin:0 auto;padding:140px 24px 90px;width:100%}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(34,197,94,.6);animation:ping 2s infinite}
@keyframes ping{70%{box-shadow:0 0 0 10px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
.hero h1{font-size:clamp(42px,7vw,88px);margin:26px 0 22px;font-weight:700}
.hero h1 em{font-style:normal;color:var(--amber)}
.lead{font-size:clamp(17px,1.6vw,20px);max-width:600px;color:#d5dae1}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,170px));gap:28px;margin-top:64px;padding-top:28px;border-top:1px solid rgba(255,255,255,.14)}
.hero-stats b{display:block;font-family:var(--f-head);font-size:38px;color:#fff}
.hero-stats span{font-size:13px;color:var(--muted-d)}
.scroll-hint{position:absolute;bottom:26px;left:50%;width:26px;height:42px;border:2px solid rgba(255,255,255,.4);border-radius:14px;transform:translateX(-50%)}
.scroll-hint span{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:#fff;animation:wheel 1.8s infinite}
@keyframes wheel{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(14px)}}

/* stack strip */
.stack-strip{background:var(--ink);color:var(--muted-d);border-top:1px solid #222a33;padding:20px 0;overflow:hidden}
.marquee{mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee-track{display:flex;gap:56px;width:max-content;animation:marq 40s linear infinite;font-family:var(--f-head);font-size:17px;font-weight:500;white-space:nowrap}
.marquee-track span::before{content:"◆";color:var(--amber);margin-right:14px;font-size:10px;vertical-align:middle}
@keyframes marq{to{transform:translateX(-50%)}}

/* sections */
.section{padding:120px 0}
.section-dark{background:var(--ink);color:#e7eaee}
.section-soft{background:var(--paper-2)}
.sec-head{max-width:720px;margin-bottom:56px}
.kicker{font-family:var(--f-mono);font-size:13px;color:var(--amber-2);margin-bottom:14px;letter-spacing:.04em}
.section-dark .kicker{color:var(--amber)}
.sec-head h2{font-size:clamp(32px,4.2vw,52px);margin-bottom:18px}
.sec-head p{color:var(--muted);font-size:18px}
.section-dark .sec-head p{color:var(--muted-d)}

/* reveal */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* flow cards */
.flow-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.flow{grid-column:span 2;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;display:flex;flex-direction:column;gap:14px;transition:transform .35s,box-shadow .35s,border-color .35s;position:relative;overflow:hidden}
.flow:nth-child(4),.flow:nth-child(5){grid-column:span 3}
.flow:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.flow::after{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--c);transform:scaleX(0);transform-origin:left;transition:transform .5s}
.flow:hover::after{transform:scaleX(1)}
.flow-top{display:flex;justify-content:space-between;align-items:center}
.flow-ico{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:color-mix(in srgb,var(--c) 14%,#fff);color:var(--c)}
.flow-ico svg{width:24px;height:24px}
.flow-tag{font-family:var(--f-mono);font-size:12px;color:var(--muted)}
.flow h3{font-size:22px}
.flow p{color:var(--muted);font-size:15px}
.chain{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}
.chain span{font-size:12px;padding:5px 10px;border-radius:999px;background:var(--paper);border:1px solid var(--line);color:#3c434d}
.chain span.ai{background:#1b2129;color:#fff;border-color:#1b2129}
.flow-foot{display:flex;justify-content:space-between;align-items:center;border-top:1px dashed var(--line);padding-top:14px;font-size:13px}
.flow-foot b{font-family:var(--f-head);font-size:18px}
.flow-try{color:var(--amber-2);font-weight:600}

/* simulator */
.sim{background:var(--ink-2);border:1px solid #2b333e;border-radius:22px;padding:22px;box-shadow:0 40px 80px -40px #000}
.sim-tabs{display:flex;gap:8px;overflow-x:auto;padding-bottom:16px;scrollbar-width:none}
.sim-tab{flex:none;padding:10px 16px;border-radius:10px;background:#20272f;color:var(--muted-d);font-size:14px;font-weight:500;border:1px solid transparent;transition:.25s}
.sim-tab.on{background:#2a323d;color:#fff;border-color:var(--amber)}
.sim-body{display:grid;grid-template-columns:1fr 1.05fr 1fr;gap:16px}
.sim-col{display:flex;flex-direction:column;gap:14px;min-width:0}
.panel{background:#161b22;border:1px solid #2b333e;border-radius:14px;overflow:hidden;flex:1;display:flex;flex-direction:column;min-height:0}
.panel-head{display:flex;gap:12px;align-items:center;padding:14px 16px;border-bottom:1px solid #2b333e}
.panel-head b{display:block;font-size:14px;color:#fff}
.panel-head small{font-size:12px;color:var(--muted-d)}
.ico{width:30px;height:30px;border-radius:8px;flex:none}
.ico-in{background:linear-gradient(135deg,#0ea5e9,#2563eb)}
.ico-run{background:linear-gradient(135deg,#3b82f6,#1d4ed8);position:relative}
.ico-ai{background:linear-gradient(135deg,#f2a93b,#d97706)}
.doc,.json{font-family:var(--f-mono);font-size:12.5px;line-height:1.65;padding:16px;white-space:pre-wrap;word-break:break-word;color:#c9d1d9;overflow:auto;max-height:380px;flex:1}
.doc .hl{background:rgba(242,169,59,.18);color:#ffd28a;border-radius:3px;transition:background .4s}
.json .k{color:#7dd3fc}.json .s{color:#a5d6a7}.json .n{color:#fbbf24}.json .b{color:#f472b6}.muted{color:#5d6773}
.btn-run{justify-content:center;width:100%}
.steps{list-style:none;padding:10px;display:flex;flex-direction:column;gap:6px;overflow:auto;max-height:470px}
.step{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border-radius:10px;background:#1c222a;border:1px solid #262e38;opacity:.45;transition:opacity .35s,border-color .35s,background .35s}
.step .si{width:26px;height:26px;border-radius:7px;flex:none;display:grid;place-items:center;font-size:11px;font-weight:700;color:#fff;background:var(--sc,#3b82f6)}
.step b{display:block;font-size:13.5px;color:#e6e9ed;font-weight:600}
.step small{font-size:12px;color:var(--muted-d)}
.step .st{margin-left:auto;font-family:var(--f-mono);font-size:11px;color:var(--muted-d);white-space:nowrap;padding-top:4px}
.step.run{opacity:1;border-color:var(--blue);background:#1d2633}
.step.run .st::before{content:"";display:inline-block;width:10px;height:10px;border:2px solid var(--blue);border-right-color:transparent;border-radius:50%;margin-right:6px;vertical-align:-1px;animation:spin .7s linear infinite}
.step.done{opacity:1}
.step.done .st{color:var(--green)}
.step.done .st::before{content:"✓ ";}
.step.warn{opacity:1;border-color:var(--amber)}
.step.warn .st{color:var(--amber)}
.step.skip{opacity:.3}
@keyframes spin{to{transform:rotate(360deg)}}

.teams{background:#fff;color:var(--text);border-radius:14px;overflow:hidden;animation:pop .5s cubic-bezier(.2,.8,.2,1.2)}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.97)}}
.teams-head{display:flex;gap:10px;align-items:center;padding:12px 14px;border-bottom:1px solid #eee}
.teams-head b{font-size:13.5px;display:block}.teams-head small{font-size:11.5px;color:var(--muted)}
.teams-head time{margin-left:auto;font-size:11.5px;color:var(--muted)}
.teams-logo,.sp-logo{width:28px;height:28px;border-radius:7px;display:grid;place-items:center;color:#fff;font-weight:700;font-size:13px;background:#5b5fc7}
.sp-logo{background:#038387;display:inline-grid;width:24px;height:24px;margin-right:8px;vertical-align:middle}
.teams-body{padding:14px;font-size:13.5px}
.teams-body h5{font-family:var(--f-head);font-size:15px;margin-bottom:8px}
.teams-body dl{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:13px}
.teams-body dt{color:var(--muted)}.teams-body dd{font-weight:600;text-align:right}
.flag{margin-top:10px;padding:8px 10px;border-radius:8px;font-size:12.5px;background:#fff7e8;color:#8a5a00;border:1px solid #f6d9a4}
.flag.flag-ok{background:#eefbf2;color:#166534;border-color:#bfe8cc}
.teams-actions{display:flex;gap:8px;padding:0 14px 14px}
.teams-actions .btn{flex:1;justify-content:center}
.teams-done{padding:0 14px 14px;font-size:13px;font-weight:600}

.sp{margin-top:16px;background:#fff;border-radius:14px;color:var(--text);overflow:hidden}
.sp-head{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid #eee;font-size:14px}
.sp-head small{color:var(--muted)}
.sp-scroll{overflow-x:auto}
.sp-table{width:100%;border-collapse:collapse;font-size:13px;min-width:720px}
.sp-table th{text-align:left;font-weight:600;color:var(--muted);padding:10px 16px;background:#fafaf8;border-bottom:1px solid #eee;white-space:nowrap}
.sp-table td{padding:10px 16px;border-bottom:1px solid #f1f0ec;white-space:nowrap}
.sp-table tr.new td{animation:rowin 1.6s ease}
@keyframes rowin{0%{background:#fff3d6}100%{background:transparent}}
.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11.5px;font-weight:600}
.b-ok{background:#e6f7ec;color:#15803d}.b-wait{background:#fff4dc;color:#a16207}.b-no{background:#fde8e8;color:#b91c1c}.b-info{background:#e8f0fe;color:#1d4ed8}

/* architecture */
.arch{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;overflow-x:auto}
.arch-svg{width:100%;min-width:760px;height:auto;display:block}
.col-label text{font-family:var(--f-mono);font-size:13px;fill:var(--muted);text-anchor:middle}
.node rect{fill:var(--paper);stroke:var(--line)}
.node text{font-family:var(--f-body);font-size:14px;fill:var(--text);text-anchor:middle;font-weight:500}
.node-core rect{fill:var(--ink);stroke:var(--ink)}
.node-core text{fill:#c6ccd4;font-size:14px}
.node-core .t-big{fill:#fff;font-family:var(--f-head);font-size:22px;font-weight:600}
.node-ai rect{fill:var(--amber);stroke:var(--amber-2)}
.node-ai .t-strong{font-family:var(--f-head);font-size:17px;font-weight:700;fill:var(--ink)}
.node-ai .t-small{font-size:12px;fill:#4a3200}
.links path{fill:none;stroke:#c3bcae;stroke-width:1.6}
.links .ai-link{stroke:var(--amber-2);stroke-width:2}
.arr{fill:#a49c8d}
.pulses circle{fill:var(--amber)}
.pill-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:22px}
.pill{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.pill b{display:block;font-family:var(--f-head);font-size:16px;margin-bottom:6px}
.pill span{font-size:14px;color:var(--muted)}

/* dashboard */
.dash{display:flex;flex-direction:column;gap:18px}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.kpi,.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px}
.kpi small{color:var(--muted);font-size:13px}
.kpi b{display:block;font-family:var(--f-head);font-size:34px;margin:6px 0 4px}
.kpi span{font-size:12.5px;color:var(--muted)}
.kpi .up{color:#15803d}
.dash-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:18px}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;gap:12px;flex-wrap:wrap}
.card-head b{font-family:var(--f-head);font-size:17px}
.card-head small{color:var(--muted);font-size:12.5px}
.legend{display:flex;gap:14px;font-size:12px;color:var(--muted);flex-wrap:wrap}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:-1px}
.chart{height:240px;display:grid;grid-template-columns:repeat(7,1fr);gap:14px;align-items:end;border-bottom:1px solid var(--line);padding-bottom:6px;position:relative}
.col{display:flex;flex-direction:column-reverse;height:100%;position:relative;cursor:default}
.col .seg{width:100%;transform:scaleY(0);transform-origin:bottom;transition:transform 1s cubic-bezier(.2,.7,.2,1)}
.col .seg:first-child{border-radius:0 0 4px 4px}
.col .seg:last-child{border-radius:6px 6px 0 0}
.chart.in .seg{transform:scaleY(1)}
.col label{position:absolute;bottom:-26px;left:0;right:0;text-align:center;font-size:12px;color:var(--muted)}
.col .tip{position:absolute;bottom:calc(var(--h) + 8px);left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;font-size:12px;padding:4px 8px;border-radius:6px;opacity:0;transition:opacity .2s;white-space:nowrap;pointer-events:none}
.col:hover .tip{opacity:1}
.chart-wrap{padding-bottom:26px}
.bars{list-style:none;display:flex;flex-direction:column;gap:16px}
.bars li{font-size:14px}
.bars .bl{display:flex;justify-content:space-between;margin-bottom:6px}
.bars .bl span{color:var(--muted)}
.bars .track{height:10px;background:var(--paper-2);border-radius:6px;overflow:hidden}
.bars .fill{height:100%;width:0;background:var(--amber);border-radius:6px;transition:width 1.2s cubic-bezier(.2,.7,.2,1)}
.feed{display:flex;flex-direction:column;max-height:300px;overflow:hidden}
.fi{display:grid;grid-template-columns:70px 1.3fr 1.6fr auto;gap:14px;align-items:center;padding:11px 0;border-bottom:1px solid #f0ede6;font-size:13.5px}
.fi time{font-family:var(--f-mono);font-size:12px;color:var(--muted)}
.fi .ff{font-weight:600}
.fi .fd{color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fi.enter{animation:feedin .6s ease}
@keyframes feedin{from{opacity:0;transform:translateY(-10px)}}

/* timeline */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;padding-top:34px}
.tl-line{position:absolute;top:8px;left:0;right:0;height:4px;background:var(--line);border-radius:2px;overflow:hidden}
.tl-line span{display:block;height:100%;width:0;background:var(--amber);transition:width .15s linear}
.week{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;position:relative}
.week::before{content:"";position:absolute;top:-34px;left:24px;width:20px;height:20px;border-radius:50%;background:var(--paper);border:4px solid var(--amber)}
.wk{font-family:var(--f-mono);font-size:12.5px;color:var(--amber-2)}
.week h3{font-size:21px;margin:8px 0 14px}
.week ul{list-style:none;display:flex;flex-direction:column;gap:8px;font-size:14.5px;color:#3c434d}
.week li::before{content:"→";color:var(--amber-2);margin-right:8px}
.deliv{margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);font-size:13.5px;font-weight:600}
.scope{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px}
.scope-col{background:var(--ink);color:#e7eaee;border-radius:var(--r);padding:28px}
.scope-col:last-child{background:#fff;color:var(--text);border:1px solid var(--line)}
.scope-col h4{font-size:19px;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.scope-col ul{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:15px}
.scope-col:first-child li{color:#c6ccd4}
.scope-col:last-child li{color:var(--muted)}
.ok,.no{width:26px;height:26px;border-radius:50%;display:inline-grid;place-items:center;font-size:14px}
.ok{background:var(--amber);color:var(--ink)}.no{background:var(--paper-2);color:var(--muted)}

/* governance */
.gov-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#2b333e;border:1px solid #2b333e;border-radius:var(--r);overflow:hidden}
.gov{background:var(--ink);padding:32px;transition:background .3s}
.gov:hover{background:#171d24}
.gi{font-family:var(--f-mono);color:var(--amber);font-size:13px}
.gov h4{font-size:20px;color:#fff;margin:12px 0 10px}
.gov p{color:var(--muted-d);font-size:15px}

/* roi */
.roi{display:grid;grid-template-columns:1.2fr 1fr;gap:24px}
.roi-inputs{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:32px;display:flex;flex-direction:column;gap:28px}
.roi-inputs label{display:block;font-weight:500;font-size:15px}
.roi-inputs output{float:right;font-family:var(--f-head);font-weight:600;color:var(--amber-2)}
input[type=range]{width:100%;margin-top:12px;-webkit-appearance:none;appearance:none;height:6px;border-radius:4px;background:linear-gradient(90deg,var(--amber) var(--p,50%),var(--paper-2) var(--p,50%));outline:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:#fff;border:3px solid var(--amber);box-shadow:0 2px 8px rgba(0,0,0,.2);cursor:pointer}
input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--amber);cursor:pointer}
.roi-out{background:var(--ink);color:#fff;border-radius:var(--r);padding:32px;display:flex;flex-direction:column}
.roi-out small{color:var(--muted-d)}
.roi-big{display:flex;align-items:baseline;gap:12px;margin:6px 0 22px}
.roi-big b{font-family:var(--f-head);font-size:76px;color:var(--amber);line-height:1}
.roi-big span{font-size:20px;color:#c6ccd4}
.roi-row{display:flex;justify-content:space-between;padding:12px 0;border-top:1px solid #2b333e;font-size:15px}
.roi-row span{color:var(--muted-d)}
.fine{margin-top:auto;padding-top:18px;font-size:12px;color:#6f7884}

/* faq */
.faq{display:flex;flex-direction:column;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 22px}
.faq summary{list-style:none;cursor:pointer;padding:20px 0;font-weight:600;font-size:17px;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--amber-2);transition:transform .3s;line-height:1}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 20px;color:var(--muted)}

.foot{background:var(--ink);color:var(--muted-d);padding:44px 0}
.foot-inner{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.foot .brand{color:#fff}
.foot p{font-size:13px;max-width:620px}

/* responsive */
@media (max-width:1080px){
  .sim-body{grid-template-columns:1fr 1fr}
  .sim-body .sim-col:last-child{grid-column:span 2}
  .pill-row,.kpis{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .tl-line{display:none}
  .week::before{display:none}
  .timeline{padding-top:0}
}
@media (max-width:860px){
  .nav{padding:14px 16px;gap:12px}
  .nav.scrolled{padding:10px 16px}
  .nav .btn-sm{display:none}
  .nav-burger{display:flex}
  .nav-links{position:fixed;inset:64px 12px auto 12px;flex-direction:column;gap:0;background:rgba(18,22,28,.97);border-radius:14px;padding:8px;opacity:0;pointer-events:none;transform:translateY(-8px);transition:.3s}
  .nav-links a{padding:14px 16px;opacity:1}
  .nav.open .nav-links{opacity:1;pointer-events:auto;transform:none}
  .wrap,.hero-inner{padding-left:16px;padding-right:16px}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:20px}
  .section{padding:84px 0}
  .flow-grid{grid-template-columns:1fr}
  .flow,.flow:nth-child(4),.flow:nth-child(5){grid-column:auto}
  .sim{padding:14px}
  .sim-body{grid-template-columns:1fr}
  .sim-body .sim-col:last-child{grid-column:auto}
  .dash-grid,.scope,.roi,.gov-grid,.timeline{grid-template-columns:1fr}
  .fi{grid-template-columns:56px 1fr auto}
  .fi .fd{display:none}
}
@media (max-width:520px){
  .pill-row,.kpis{grid-template-columns:1fr}
  .roi-big b{font-size:60px}
}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .marquee-track{animation:none}
}