:root{
  --black:#17191B; --white:#F3F3F0; --graphite:#666A6D; --orange:#FF6A00;
  --line:#D9DAD6; --line-2:#C3C5C0; --ink-2:#3A3D40; --paper:#FBFBF9;
  --display:'Sora',system-ui,sans-serif; --body:'Inter',system-ui,sans-serif; --mono:'IBM Plex Mono',ui-monospace,Menlo,monospace;
  --maxw:1320px; --gut:clamp(20px,4vw,56px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--white);color:var(--black);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
img,svg{display:block;max-width:100%}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.02em;text-transform:uppercase;color:var(--graphite)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.05;letter-spacing:-.02em;text-wrap:balance}
p{max-width:62ch}
.o{color:var(--orange)}

/* ---------- sheet chrome ---------- */
.sheet{position:relative;background-color:var(--white);
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:48px 48px;background-position:center top}
.sheet::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 50% 0,transparent 40%,var(--white) 100%);pointer-events:none}
.sheet>*{position:relative}

.bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px;border-bottom:1px solid var(--black)}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo .wm{font-family:var(--display);font-weight:700;font-size:20px;letter-spacing:.06em;line-height:1}
.logo .wm small{font-weight:500;font-size:11px;letter-spacing:.32em;margin-left:10px;color:var(--ink-2)}
.bar nav{display:flex;gap:28px}
.bar nav a{text-decoration:none;font-size:14px;font-weight:500;color:var(--ink-2)}
.bar nav a:hover{color:var(--black)}
.bar .doc{display:flex;gap:20px}
.bar .doc span b{color:var(--black);font-weight:500}
@media(max-width:900px){.bar nav a:not(.m-keep),.bar .doc{display:none}}

.tb{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--black);font-family:var(--mono);font-size:11px;letter-spacing:.04em;text-transform:uppercase}
.tb>div{padding:10px 14px;border-right:1px solid var(--black)}
.tb>div:last-child{border-right:0}
.tb .k{display:block;color:var(--graphite);margin-bottom:4px}
.tb .v{color:var(--black);font-size:13px;font-weight:500;text-transform:none;letter-spacing:0}
@media(max-width:700px){.tb{grid-template-columns:repeat(2,1fr)}.tb>div:nth-child(2){border-right:0}.tb>div:nth-child(-n+2){border-bottom:1px solid var(--black)}}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:center;padding:clamp(48px,7vw,96px) 0 clamp(40px,6vw,72px)}
.hero h1{font-size:clamp(52px,6.9vw,96px);font-weight:700;letter-spacing:-.035em;line-height:.92;text-transform:uppercase}
.hero .rule{width:56px;height:3px;background:var(--orange);margin:28px 0 24px}
.hero .lede{font-size:clamp(18px,1.6vw,21px);line-height:1.5;color:var(--ink-2);max-width:46ch}
.hero .lede b{color:var(--black);font-weight:600}
.cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.btn{display:inline-flex;align-items:center;gap:12px;height:52px;padding:0 22px;border:1px solid var(--black);text-decoration:none;font-weight:600;font-size:15px;letter-spacing:.01em;background:var(--black);color:var(--white);transition:transform .25s cubic-bezier(.2,.8,.2,1),background .2s;cursor:pointer;font-family:var(--body)}
.btn:hover{background:#000;transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--black)}
.btn.ghost:hover{background:rgba(23,25,27,.06)}
.btn svg{width:18px;height:18px}
.btn:focus-visible,.bar a:focus-visible,a:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.hero .status{margin-top:28px;display:flex;flex-wrap:wrap;gap:10px 26px}
.hero .status .mono b{color:var(--black)}
.hero .status .dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--orange);margin-right:8px;vertical-align:1px;animation:pulse 2.4s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,106,0,.5)}70%{box-shadow:0 0 0 9px rgba(255,106,0,0)}100%{box-shadow:0 0 0 0 rgba(255,106,0,0)}}
.fig{position:relative;border:1px solid var(--black);background:var(--paper)}
.fig .cap{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:space-between;padding:8px 12px;border-top:1px solid var(--line-2);font-family:var(--mono);font-size:11px;letter-spacing:.04em;color:var(--graphite);text-transform:uppercase;background:var(--paper)}
.fig svg{width:100%;height:auto}
@media(max-width:900px){.hero{grid-template-columns:minmax(0,1fr)}.hero h1{font-size:clamp(44px,13vw,96px)}}

/* hero motion: the part seats into the interface */
.seat{transform:translateY(-46px);opacity:0;animation:seat 1.1s cubic-bezier(.16,1,.3,1) .35s forwards}
@keyframes seat{to{transform:translateY(0);opacity:1}}
.dim{opacity:0;animation:fade .5s ease-out 1.25s forwards}
.dim2{animation-delay:1.45s}
@keyframes fade{to{opacity:1}}
.hcross{opacity:0;animation:fade .4s ease-out 1.6s forwards}
@media(prefers-reduced-motion:reduce){.seat,.dim,.hcross{animation:none;opacity:1;transform:none}.hero .status .dot{animation:none}}

/* ---------- proof strip ---------- */
.proof{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--black);border-top:1px solid var(--black);background:var(--white)}
.proof>div{padding:20px 22px;display:flex;gap:14px;align-items:center;border-right:1px solid var(--black)}
.proof>div:last-child{border-right:0}
.proof svg{width:30px;height:30px;flex:none}
.proof span{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;line-height:1.5;color:var(--ink-2)}
@media(max-width:900px){.proof{grid-template-columns:1fr 1fr}.proof>div:nth-child(2){border-right:0}.proof>div:nth-child(-n+2){border-bottom:1px solid var(--black)}}

/* ---------- sections ---------- */
section{padding:clamp(64px,8vw,120px) 0}
.sec-h{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:clamp(24px,4vw,64px);align-items:start;margin-bottom:clamp(36px,5vw,64px)}
.sec-h h2,h2.big{font-size:clamp(34px,4.4vw,58px)}
.sec-h .lead,.lead{font-size:clamp(18px,1.5vw,20px);color:var(--ink-2);line-height:1.55}
.sec-h .lead+.lead{margin-top:1em}
@media(max-width:900px){.sec-h{grid-template-columns:1fr}}

/* compromise vs fit */
.vs{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--black)}
.vs>div{padding:clamp(20px,3vw,36px);position:relative}
.vs>div:first-child{border-right:1px solid var(--black)}
.vs h3{font-size:22px;margin-bottom:10px}
.vs p{color:var(--ink-2);font-size:16px}
.vs svg{width:100%;height:auto;margin:18px 0 22px}
.vs .tag{position:absolute;top:0;left:0;padding:6px 12px;font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;background:var(--black);color:var(--white)}
.vs>div:last-child .tag{background:var(--orange)}
.vs ul{list-style:none;margin-top:16px;display:grid;gap:8px;font-size:15px}
.vs li{display:flex;gap:10px;align-items:flex-start}
.vs li svg{width:16px;height:16px;flex:none;margin:4px 0 0}
.vs .btn svg{width:18px;height:18px;margin:0}
@media(max-width:800px){.vs{grid-template-columns:1fr}.vs>div:first-child{border-right:0;border-bottom:1px solid var(--black)}}

/* cells: steps / lineup / vehicles share one grammar */
.steps{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--black);border-left:1px solid var(--black)}
.step:last-child{grid-column:3/-1}
@media(max-width:1099px){.steps{grid-template-columns:repeat(3,1fr)}.step:last-child{grid-column:1/-1}}
@media(max-width:699px){.steps{grid-template-columns:1fr}.step:last-child{grid-column:auto}}
.steps.four{grid-template-columns:repeat(4,1fr)}
.steps.four .step:last-child{grid-column:auto}
@media(max-width:1099px){.steps.four{grid-template-columns:repeat(2,1fr)}}
@media(max-width:699px){.steps.four{grid-template-columns:1fr}}
.steps.three{grid-template-columns:repeat(3,1fr)}
.steps.three .step:last-child{grid-column:auto}
@media(max-width:1099px){.steps.three{grid-template-columns:1fr}}
.steps.two{grid-template-columns:repeat(2,1fr)}
.steps.two .step:last-child{grid-column:auto}
@media(max-width:800px){.steps.two{grid-template-columns:1fr}}
.step{border-right:1px solid var(--black);border-bottom:1px solid var(--black);padding:clamp(22px,2.6vw,32px);display:grid;grid-template-rows:auto 1fr auto;gap:18px;background:var(--white);transition:background .25s}
.step:hover{background:var(--paper)}
.step .n{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--graphite);display:flex;justify-content:space-between;gap:12px}
.step .n b{color:var(--orange);font-weight:500}
.step svg{width:100%;height:auto;max-height:150px}
.step h3{font-size:21px;letter-spacing:-.015em}
.step p{font-size:15px;color:var(--ink-2);margin-top:8px;max-width:none}
.step .go{margin-top:14px;display:flex;gap:18px;flex-wrap:wrap}
.step .go a{font-size:14px;font-weight:600;text-decoration:none;border-bottom:1px solid var(--black)}
.step .go a.q{color:var(--ink-2);border-bottom-color:var(--line-2)}
.step.out{background:var(--black);color:var(--white)}
.step.out:hover{background:#0f1113}
.step.out .n{color:#A3A6A8}
.step.out p{color:#C9CBC8}
.step.out .go a{border-bottom-color:var(--white)}
a.cellink{text-decoration:none;display:block}

/* system */
.sys{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:center}
.sys ul{list-style:none;margin-top:24px;display:grid;gap:14px}
.sys li{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;font-size:16px;color:var(--ink-2)}
.sys li .tick{width:8px;height:8px;background:var(--orange);margin-top:9px}
@media(max-width:900px){.sys{grid-template-columns:1fr}}

/* compat table (light table grammar) */
.dtable{border:1px solid var(--black);font-family:var(--mono);font-size:13px;width:100%;border-collapse:collapse}
.dtable th,.dtable td{padding:12px 14px;border-bottom:1px solid var(--line-2);border-right:1px solid var(--line-2);text-align:left;font-weight:400}
.dtable th{background:var(--black);color:var(--white);text-transform:uppercase;letter-spacing:.08em;font-size:11px;border-right-color:rgba(255,255,255,.25)}
.dtable tr>*:last-child{border-right:0}
.dtable tr:last-child td{border-bottom:0}
.dtable .st-target{color:var(--orange)}
.dtable .st-na{color:var(--graphite)}
.tscroll{overflow-x:auto}

/* forms */
.formgrid{display:grid;grid-template-columns:repeat(3,1fr) auto;gap:14px;align-items:end;margin-top:32px}
@media(max-width:900px){.formgrid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.formgrid{grid-template-columns:1fr}}
.field{display:grid;gap:8px}
.field label{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--graphite)}
.field input,.field select,.field textarea{height:52px;padding:0 14px;border:1px solid var(--black);background:var(--white);color:var(--black);font-family:var(--body);font-size:15px;border-radius:0;width:100%}
.field textarea{height:auto;min-height:120px;padding:12px 14px;resize:vertical}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{outline:2px solid var(--orange);outline-offset:1px}
.dark-form .field label{color:#A3A6A8}
.dark-form .field input,.dark-form .field select,.dark-form .field textarea{background:transparent;color:var(--white);border-color:rgba(255,255,255,.4)}
.dark-form .field select option{color:var(--black);background:var(--white)}
.dark-form ::placeholder{color:#8b8f92}
::placeholder{color:var(--graphite)}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.formmsg{margin-top:16px;font-family:var(--mono);font-size:13px;letter-spacing:.02em;display:none}
.formmsg.ok{display:block;color:var(--orange)}
.formmsg.err{display:block;color:#C9CBC8}
.light .formmsg.err{color:#8a3300}
.formnote{margin-top:14px;font-size:14px;color:var(--graphite)}
.dark-form .formnote{color:#A3A6A8}

/* multi-col field rows that collapse on mobile */
.fgrid3{display:grid;gap:14px;grid-template-columns:1fr 1fr 1fr}
.fgrid2{display:grid;gap:14px;grid-template-columns:1fr 1fr;margin-top:14px}
@media(max-width:700px){.fgrid3,.fgrid2{grid-template-columns:1fr}}

/* page hero for subpages */
.phero{padding:clamp(44px,6vw,80px) 0 clamp(28px,4vw,48px)}
.phero h1{font-size:clamp(38px,5.4vw,72px);font-weight:700;letter-spacing:-.03em;text-transform:uppercase;line-height:.95}
.phero .rule{width:56px;height:3px;background:var(--orange);margin:24px 0 20px}
.phero .lede{font-size:clamp(17px,1.5vw,20px);color:var(--ink-2);max-width:56ch}
.crumbs{padding:16px 0 0;font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--graphite)}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--black)}

/* close */
.close{background:var(--black);color:var(--white);padding:clamp(72px,10vw,140px) 0 0}
.close h2{font-size:clamp(48px,8vw,96px);font-weight:700;letter-spacing:-.035em;line-height:.95;text-transform:uppercase}
.close .lede{margin-top:28px;color:#C9CBC8;font-size:clamp(18px,1.6vw,21px);max-width:54ch}
.close .cta .btn,.dark-form .btn{background:var(--white);color:var(--black);border-color:var(--white)}
.close .cta .btn:hover,.dark-form .btn:hover{background:#fff}
.close .cta .btn.ghost{background:transparent;color:var(--white)}
.close .cta .btn.ghost:hover{background:rgba(255,255,255,.08)}
.pillars{margin-top:clamp(56px,8vw,96px);display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.22)}
.pillars>div{padding:28px 24px 28px 0;display:flex;gap:16px;align-items:center;border-right:1px solid rgba(255,255,255,.14)}
.pillars>div:not(:first-child){padding-left:24px}
.pillars>div:last-child{border-right:0}
.pillars svg{width:36px;height:36px;flex:none}
.pillars span{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;line-height:1.5}
@media(max-width:900px){.pillars{grid-template-columns:1fr 1fr}.pillars>div{border-right:0;border-bottom:1px solid rgba(255,255,255,.14);padding-left:0!important}}
footer{border-top:1px solid rgba(255,255,255,.22);margin-top:8px;padding:22px 0 28px;display:flex;flex-wrap:wrap;gap:14px 32px;justify-content:space-between;align-items:center}
footer .mono{color:#A3A6A8}
footer .mono a{text-decoration:none}
footer .mono a:hover{color:var(--white)}
footer nav{display:flex;flex-wrap:wrap;gap:8px 20px}
footer nav a{font-family:var(--mono);font-size:12px;letter-spacing:.02em;text-transform:uppercase;color:#A3A6A8;text-decoration:none}
footer nav a:hover{color:var(--white)}