/* INFI demo deck — dark, cobalt-forward, continuous with the 3D room in act one. */
:root{
  --ink:#05070f;--ink2:#0a0e1d;--glass:rgba(22,30,64,.55);
  --line:rgba(157,177,255,.16);--line2:rgba(157,177,255,.34);
  --paper:#e9eeff;--mute:rgba(233,238,255,.66);--dim:rgba(233,238,255,.42);
  --blue:#2f5dff;--blue2:#4f78ff;--sky:#9db1ff;--amber:#ffb547;--green:#3ddc97;
  --display:'Clash Display',ui-sans-serif,system-ui,sans-serif;
  --body:'General Sans',ui-sans-serif,system-ui,-apple-system,sans-serif;
  --ease:cubic-bezier(.16,1,.3,1);
  --top:64px;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;height:100%}
body{background:var(--ink);color:var(--paper);font:400 16px/1.5 var(--body);-webkit-font-smoothing:antialiased;overflow:hidden}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
input{font:inherit;color:inherit}
h1,h2,h3{margin:0;font-family:var(--display);font-weight:700;letter-spacing:-.02em;line-height:1.02}
.eyebrow{margin:0 0 10px;font:700 11px/1 var(--body);letter-spacing:.22em;text-transform:uppercase;color:var(--sky)}
.eyebrow--sm{font-size:10px;margin-bottom:10px;color:var(--dim)}
.eyebrow--sm b{color:var(--sky)}
.h1{font-size:clamp(38px,5.2vw,74px);letter-spacing:-.03em}
.h2{font-size:clamp(30px,3.6vw,52px)}
.lede{margin:14px 0 0;max-width:54ch;font-size:clamp(15px,1.15vw,18px);color:var(--mute)}
:focus-visible{outline:2px solid var(--sky);outline-offset:3px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 18px;border-radius:999px;font:600 14px/1 var(--body);transition:transform .35s var(--ease),background .25s,border-color .25s}
.btn--blue{background:var(--blue);color:#fff;box-shadow:0 10px 30px -12px rgba(47,93,255,.8)}
.btn--blue:hover{background:var(--blue2);transform:translateY(-1px)}
.btn--ghost{border:1px solid var(--line2);color:var(--paper)}
.btn--ghost:hover{border-color:var(--sky)}
.btn--sm{padding:9px 14px;font-size:13px}

/* ---------- header: brand, business type, pager ---------- */
.top{position:fixed;inset:0 0 auto 0;height:var(--top);z-index:40;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 clamp(16px,2.5vw,36px);pointer-events:none}
.top>*{pointer-events:auto}
.top::before{content:"";position:absolute;inset:0 0 -28px 0;background:linear-gradient(var(--ink) 55%,transparent);opacity:0;transition:opacity .4s;z-index:-1;pointer-events:none}
body:not([data-act="platform"]) .top::before{opacity:1}
.brand{display:block;font:700 22px/1 var(--display);letter-spacing:.02em;color:#fff;text-decoration:none}
.brand img{height:22px;display:block}
.mode{display:flex;gap:4px;padding:4px;border-radius:999px;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);transition:opacity .4s}
.mode__b{padding:8px 14px;border-radius:999px;font:600 13px/1 var(--body);color:var(--mute);transition:background .25s,color .25s}
.mode__b.is-on{background:var(--blue);color:#fff}
body[data-act="platform"] .mode{opacity:0;pointer-events:none}
.pager{display:flex;align-items:center;gap:8px}
.pager__t{display:flex;flex-direction:column;align-items:flex-end;gap:3px;margin-right:8px;line-height:1.1}
.pager__n{font:600 11px/1 var(--body);letter-spacing:.14em;color:var(--dim)}
.pager__name{font:600 14px/1.2 var(--display);letter-spacing:-.01em}
.pager__b{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);transition:background .25s,transform .35s var(--ease),opacity .25s}
.pager__b svg{width:20px;height:20px}
.pager__b:hover{background:rgba(47,93,255,.4)}
.pager__b:active{transform:scale(.94)}
.pager__b:disabled{opacity:.3;cursor:default}

/* ---------- acts: one on screen at a time ---------- */
.deck{position:relative;height:100%}
.act{position:absolute;inset:0;opacity:0;visibility:hidden;transform:scale(.985);transition:opacity .6s var(--ease),transform .6s var(--ease),visibility 0s linear .6s}
.act.is-on{opacity:1;visibility:visible;transform:none;transition-delay:0s,0s,0s}
.act--wheel,.act--stack{overflow:auto;padding:calc(var(--top) + 8px) clamp(16px,3vw,48px) 40px}

/* ---------- act one: the room ---------- */
.act--scene{background:var(--ink) url(/img/hero3d-poster-dark.webp) center/cover no-repeat}
.scene{position:absolute;inset:0;width:100%;height:100%;border:0;display:block;background:transparent}
.scene__cap{position:absolute;left:clamp(16px,3vw,48px);top:calc(var(--top) + clamp(8px,2.5vh,28px));max-width:min(520px,56vw);z-index:2;pointer-events:none;transition:opacity .4s,transform .5s var(--ease)}
body.card-open .scene__cap{opacity:0;transform:translateY(-10px)}
.scene__cap .h1{font-size:clamp(28px,3.2vw,46px)}
.scene__cap .lede{margin-top:10px;max-width:44ch;font-size:clamp(14px,1.05vw,16px)}
.tag{margin:14px 0 0;font:600 15px/1 var(--display);color:var(--sky)}
.scene__hint{position:absolute;right:clamp(16px,3vw,48px);bottom:22px;margin:0;font:500 11px/1 var(--body);letter-spacing:.06em;color:var(--dim);z-index:2;pointer-events:none;transition:opacity .4s}
body.card-open .scene__hint{opacity:0}

/* ---------- act two: the flywheel ---------- */
.wheel-wrap{max-width:1360px;margin:0 auto;min-height:100%;display:flex;flex-direction:column}
.wheel-grid{flex:1;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.9fr);gap:clamp(20px,3vw,48px);align-items:center;padding-top:4px}
.wheel{position:relative;width:100%;max-width:820px;margin:0 auto;--heat:0}
.wheel svg{width:100%;height:auto;display:block;overflow:visible}
.ring-track{fill:none;stroke:var(--line);stroke-width:1}
.ring-glow{fill:none;stroke:var(--blue);stroke-width:14;opacity:calc(var(--heat)*.5);transition:opacity .8s}
.flow path{fill:none;stroke:var(--sky);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;opacity:calc(.28 + var(--heat)*.55);transition:opacity .8s}
.arc{fill:none;stroke:var(--blue);stroke-width:5;stroke-linecap:round;opacity:0;transition:stroke-dashoffset .9s var(--ease),opacity .3s}
.arc.is-lit{opacity:1}
.hub-glow{fill:var(--blue);opacity:calc(.08 + var(--heat)*.28);transition:opacity .8s}
.hub{fill:#070a19;stroke:var(--line2);stroke-width:1.5}
.art>g{transition:opacity .5s var(--ease),transform .6s var(--ease);transform-origin:100px 100px;transform-box:fill-box}
.art .a-truck{opacity:0;transform:translateY(6px)}
body[data-mode="truck"] .art .a-truck{opacity:1;transform:none}
body[data-mode="truck"] .art .a-qsr{opacity:0;transform:translateY(-6px)}
.art .st{stroke:var(--sky);stroke-opacity:.75;stroke-width:2;fill:#0e1330}
.art .dk{fill:#0b1a4d}
.art .bl{fill:var(--blue)}
.art .ln{stroke:var(--line2);stroke-width:1.5;fill:none}
.art .lamp{fill:var(--amber)}
.art .scr{fill:var(--blue);filter:url(#fGlow)}
.pill rect{fill:rgba(47,93,255,.14);stroke:rgba(157,177,255,.35)}
.pill__v{font:600 19px var(--display);fill:var(--paper)}
.pill__l{font:600 9.5px var(--body);letter-spacing:.18em;text-transform:uppercase;fill:var(--dim)}
.node{cursor:pointer;outline:none}
.node__halo{fill:var(--blue);opacity:0;transition:opacity .4s}
.node.is-lit .node__halo{opacity:.22}
.node:hover .node__halo,.node:focus-visible .node__halo{opacity:.14}
.node.is-lit:hover .node__halo{opacity:.3}
.node:focus-visible .node__bg{stroke:#fff}
.node__bg{fill:#0b1024;stroke:var(--line2);stroke-width:2;transition:fill .35s,stroke .35s}
.node.is-lit .node__bg{fill:var(--blue);stroke:var(--sky)}
.node__ic path,.node__ic circle,.node__ic rect{fill:none;stroke:var(--sky);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;transition:stroke .35s}
.node.is-lit .node__ic path,.node.is-lit .node__ic circle,.node.is-lit .node__ic rect{stroke:#fff}
.node__n{font:700 10.5px var(--body);letter-spacing:.2em;fill:var(--dim)}
.node__l{font:600 17px var(--display);letter-spacing:-.01em;fill:var(--mute);transition:fill .35s}
.node__ls{display:none;font:600 30px var(--display);letter-spacing:-.01em;fill:var(--mute);transition:fill .35s}
.node.is-lit .node__ls{fill:var(--paper)}
.node.is-lit .node__l{fill:var(--paper)}
.speed{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:4px;font:600 10.5px/1 var(--body);letter-spacing:.18em;text-transform:uppercase;color:var(--dim)}
.speed span{margin-right:8px}
.speed i{width:26px;height:4px;border-radius:2px;background:var(--line2);transition:background .4s,box-shadow .4s}
.speed i.is-on{background:var(--blue);box-shadow:0 0 12px rgba(47,93,255,.8)}
.stage-panel{background:var(--glass);border:1px solid var(--line);border-radius:22px;padding:clamp(20px,2.4vw,32px);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.sp__h{font-size:clamp(26px,2.6vw,36px);margin:2px 0 12px}
.sp__body{margin:0;color:var(--mute);font-size:15.5px;line-height:1.6}
.sp__body b{color:var(--paper)}
.sp__note{margin:14px 0 0;padding:10px 12px;border-radius:12px;background:rgba(255,181,71,.08);border:1px solid rgba(255,181,71,.25);color:var(--mute);font-size:13.5px}
.sp__row{display:flex;gap:10px;align-items:center;margin-top:20px;flex-wrap:wrap}
.sp__hint{font-size:12.5px;color:var(--dim)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 14px}
.chip{display:inline-block;padding:6px 10px;border-radius:999px;font:600 11.5px/1 var(--body);letter-spacing:.06em;text-transform:uppercase;color:var(--sky);background:rgba(47,93,255,.14);border:1px solid rgba(157,177,255,.25)}
.proof{display:flex;gap:16px;align-items:center;margin-top:18px;padding:16px 18px;border-radius:16px;background:rgba(5,7,15,.5);border:1px solid var(--line)}
.proof__n{font:700 clamp(30px,3vw,42px)/1 var(--display);letter-spacing:-.03em;color:#fff;white-space:nowrap}
.proof__t{display:flex;flex-direction:column;gap:2px;font-size:13.5px;color:var(--mute)}
.proof__t b{color:var(--paper);font-weight:600}
.proof__t span{font-size:12px;color:var(--dim)}
.assume{display:flex;align-items:center;gap:8px;margin-top:16px;font-size:13px;color:var(--dim)}
.assume input{width:60px;padding:6px 8px;border-radius:8px;background:rgba(5,7,15,.6);border:1px solid var(--line2);text-align:right;font-variant-numeric:tabular-nums}

/* ---------- act three: the diagnostic ---------- */
.stack-wrap{max-width:1360px;margin:0 auto;display:flex;flex-direction:column;gap:18px;min-height:100%}
.stack-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;flex-wrap:wrap}
.inputs{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.seg{display:flex;align-items:center;gap:3px;padding:3px;border-radius:999px;background:var(--glass);border:1px solid var(--line)}
.seg button{padding:8px 12px;border-radius:999px;font:600 12.5px/1 var(--body);color:var(--mute);transition:background .25s,color .25s}
.seg button.is-on{background:var(--blue);color:#fff}
.seg__l{font:700 10px/1 var(--body);letter-spacing:.18em;text-transform:uppercase;color:var(--dim);margin:0 6px 0 10px}
.field{display:flex;align-items:center;gap:5px;padding:6px 12px;border-radius:999px;background:var(--glass);border:1px solid var(--line);font:600 12.5px/1 var(--body);color:var(--dim);cursor:text}
.field input{width:72px;background:none;border:0;padding:4px 0;font:600 14px/1 var(--body);color:var(--paper);font-variant-numeric:tabular-nums;text-align:right;outline:none}
.field input::-webkit-outer-spin-button,.field input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.field input[type=number]{-moz-appearance:textfield;appearance:textfield}
.field span{color:var(--paper)}
.tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;align-items:start}
.tile{position:relative;display:flex;flex-direction:column;gap:10px;padding:16px;border-radius:18px;background:var(--glass);border:1px solid var(--line);transition:border-color .3s,box-shadow .3s}
.tile.is-add{border-color:rgba(47,93,255,.75);box-shadow:0 0 0 1px rgba(47,93,255,.35),0 18px 40px -24px rgba(47,93,255,.7)}
.tile.is-switch{border-color:rgba(157,177,255,.6)}
.tile.is-keep{border-color:rgba(61,220,151,.55)}
.tile__top{display:flex;gap:12px;align-items:flex-start}
.tile__ic{flex:none;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:rgba(47,93,255,.14);border:1px solid rgba(157,177,255,.22)}
.tile__ic svg{width:22px;height:22px;display:block}
.tile__ic path,.tile__ic circle,.tile__ic rect{fill:none;stroke:var(--sky);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tile__name{font-size:18px;letter-spacing:-.01em}
.tile__infi{margin:3px 0 0;font:700 10px/1 var(--body);letter-spacing:.18em;text-transform:uppercase;color:var(--sky)}
.tile__status{margin:0;font-size:13px;color:var(--dim);min-height:20px}
.tile__status b{color:var(--paper);font-weight:600}
.tile__ch{display:flex;gap:6px}
.pill-b{flex:1;padding:9px 10px;border-radius:999px;border:1px solid var(--line2);font:600 12.5px/1 var(--body);color:var(--mute);transition:background .25s,color .25s,border-color .25s}
.pill-b:hover{border-color:var(--sky);color:var(--paper)}
.pill-b.is-on{background:var(--blue);border-color:var(--blue);color:#fff}
.chips--pick{margin:0}
.chip--b{cursor:pointer;text-transform:none;letter-spacing:0;font-size:12px;font-weight:500;color:var(--mute);background:rgba(5,7,15,.4);transition:background .2s,color .2s,border-color .2s}
.chip--b:hover{border-color:var(--sky);color:var(--paper)}
.chip--b.is-on{background:rgba(47,93,255,.35);border-color:var(--sky);color:#fff}
.tile__go{margin-top:auto;width:100%;padding:10px 0 0;border-top:1px solid var(--line);text-align:left;font:600 13px/1 var(--body);color:var(--sky);transition:color .2s}
.tile__go:hover{color:#fff}
.sum{position:sticky;bottom:0;margin-top:auto;display:flex;flex-wrap:wrap;gap:8px 22px;align-items:center;padding:14px 20px;border-radius:18px;background:rgba(10,14,29,.88);border:1px solid var(--line2);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 -10px 40px -20px rgba(0,0,0,.8)}
.sum__k{font-size:13.5px;color:var(--mute)}
.sum__k b{font:700 20px/1 var(--display);color:var(--paper);margin-right:4px}
.sum__k--big b{color:#fff;font-size:26px}
.sum__pos{font-size:13px;color:var(--dim);flex:1;min-width:200px}
.sum__empty{font-size:14px;color:var(--dim)}

/* ---------- comparison drawer ---------- */
.scrim{position:fixed;inset:0;background:rgba(5,7,15,.55);opacity:0;pointer-events:none;transition:opacity .4s;z-index:50}
.scrim.is-on{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(620px,100vw);z-index:60;overflow:auto;padding:clamp(24px,3vw,40px);background:var(--ink2);border-left:1px solid var(--line2);transform:translateX(102%);transition:transform .6s var(--ease);box-shadow:-30px 0 80px -30px rgba(0,0,0,.8)}
.drawer.is-open{transform:none}
.drawer__x{position:absolute;top:16px;right:16px;width:40px;height:40px;border-radius:50%;border:1px solid var(--line2);font-size:22px;line-height:1;display:grid;place-items:center}
.drawer__h{font-size:clamp(26px,2.4vw,34px);margin:4px 0 12px;padding-right:44px}
.drawer__h .vs{font:500 13px var(--body);color:var(--dim);margin:0 8px;vertical-align:middle;letter-spacing:.14em;text-transform:uppercase}
.drawer__lede{margin:0 0 24px;color:var(--mute);font-size:15.5px;line-height:1.6}
.drawer section{margin:0 0 24px;padding-top:20px;border-top:1px solid var(--line)}
.bul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px}
.bul li{position:relative;padding-left:22px;font-size:14.5px;line-height:1.55;color:var(--mute)}
.bul li::before{content:"";position:absolute;left:0;top:8px;width:10px;height:10px;border-radius:50%;background:var(--blue);box-shadow:0 0 10px rgba(47,93,255,.8)}
.roi__n{font:700 clamp(34px,3.4vw,46px)/1 var(--display);letter-spacing:-.03em;color:#fff}
.roi__n span{font:500 14px var(--body);color:var(--dim);margin-left:8px;letter-spacing:0}
.roi__n--dash{color:var(--dim)}
.roi__why{margin:8px 0 0;font-size:14px;color:var(--mute);line-height:1.55}
.roi__base{margin:10px 0 0;font-size:12px;color:var(--dim)}
.steps{margin:0;padding:0 0 0 22px;display:flex;flex-direction:column;gap:8px;font-size:14.5px;color:var(--mute);line-height:1.5}
.steps li::marker{color:var(--sky);font-weight:700}
.posline{margin:14px 0 0;padding:12px 14px;border-radius:12px;background:rgba(47,93,255,.1);border:1px solid rgba(157,177,255,.22);font-size:13.5px;line-height:1.55;color:var(--mute)}
.posline b{color:var(--paper)}
.drawer__foot{display:flex;gap:10px;padding-top:6px}

/* ---------- responsive + motion ---------- */
@media(max-width:1100px){
  .tiles{grid-template-columns:repeat(2,minmax(0,1fr))}
  .wheel-grid{grid-template-columns:1fr;align-items:start}
  .wheel{max-width:640px}
}
@media(max-width:640px){
  .tiles{grid-template-columns:1fr}
  .pager__t{display:none}
  .brand img{height:18px}
  .mode__b{padding:7px 10px;font-size:12px}
  .h1{font-size:34px}
  .scene__cap{max-width:calc(100vw - 32px)}
  .scene__hint{display:none}
  .sum{position:static}
  .node__l{display:none}.node__ls{display:block}
  .node__n{font-size:17px}
  .pill__v{font-size:30px}.pill__l{font-size:14px}
  .speed{margin-top:14px}
}
@media(prefers-reduced-motion:reduce){
  .act,.drawer,.scrim{transition:none}
  .arc{transition:opacity .2s}
}