:root{--bg:#fff;--ink:#0a0a0a;--dim:#6b6b6b;--soft:#9a9a9a;--card:#f9f8f6;--line:#e8e6e1;--mint:#00d49c;--mintink:#04140c;--dark:#070d10;
--sans:"Inter",-apple-system,"Segoe UI",Helvetica,Arial,sans-serif;--disp:"Inter Tight","Inter",-apple-system,"Segoe UI",Helvetica,Arial,sans-serif;--mono:"Geist Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}img,svg{display:block;max-width:100%}
h1,h2,h3,h4{margin:0;font-family:var(--disp);font-weight:500;letter-spacing:-.025em;line-height:1.1}
h1{font-size:clamp(36px,5.2vw,60px);letter-spacing:-.03em;line-height:1.02}
h2{font-size:clamp(28px,3.4vw,38px);font-weight:400}
h3{font-size:19px;letter-spacing:-.015em;line-height:1.3}
p{margin:0}.lead{font-size:clamp(17px,1.5vw,20px);line-height:1.5;color:var(--dim);max-width:640px}
.eyebrow{font:500 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}
.mono{font-family:var(--mono);font-size:13px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.sec{padding:88px 0}.sec+.sec{padding-top:0}.sec.alt{background:var(--card);padding:88px 0}.sec.alt+.sec{padding-top:88px}
.sh{max-width:720px;margin-bottom:40px}.sh h2{margin-bottom:12px}.sh p{color:var(--dim);font-size:17px}
.btn{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 20px;border-radius:9999px;background:var(--ink);color:#fff;font:500 14px/1 var(--sans);border:1px solid var(--ink);white-space:nowrap;transition:background .15s,border-color .15s,color .15s}
.btn:hover{background:#2a2a2a;border-color:#2a2a2a}.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}.btn.ghost:hover{border-color:var(--ink);background:transparent}
.btn.sm{height:34px;padding:0 16px;font-size:13px}.btn[disabled]{opacity:.5}
.more{display:inline-flex;align-items:center;gap:6px;font-weight:500;font-size:14px;color:var(--ink)}.more:after{content:"→";transition:transform .15s}.more:hover:after{transform:translateX(3px)}
.grid{display:grid;gap:16px}.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:12px;min-height:200px}
.card.white{background:#fff;border:1px solid var(--line)}.card .eyebrow{margin-bottom:4px}.card p{color:var(--dim);font-size:15px;line-height:1.55}.card .more{margin-top:auto;padding-top:8px}
.card.dark{background:var(--dark);color:#f2f5f4}.card.dark p{color:#a9b3b0}.card.dark .eyebrow{color:var(--mint)}.card.dark .more{color:#fff}
.kv{display:grid;grid-template-columns:220px 1fr;gap:12px 40px;padding:28px 0;border-top:1px solid var(--line)}.kv:last-child{border-bottom:1px solid var(--line)}
.kv .k{font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--dim);padding-top:5px}
.kv h3{margin-bottom:8px}.kv p{color:var(--dim);max-width:680px}.kv p+p{margin-top:10px}.kv ul{margin:8px 0 0;padding-left:18px;color:var(--dim)}.kv li{margin:4px 0}
.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;align-items:center;height:30px;padding:0 12px;border:1px solid var(--line);border-radius:9999px;font-size:13px;background:#fff;color:var(--ink)}.chip b{font-weight:500}.chip.k{background:var(--ink);color:#fff;border-color:var(--ink)}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.fact{padding:28px;border-right:1px solid var(--line);background:#fff}.fact:last-child{border-right:0}.fact .n{font-family:var(--disp);font-size:34px;font-weight:500;letter-spacing:-.03em;line-height:1;margin-bottom:12px}.fact .n small{font-size:18px;color:var(--dim);letter-spacing:0}.fact p{font-size:14px;color:var(--dim);line-height:1.5}.fact .src{margin-top:12px;font-family:var(--mono);font-size:11.5px;color:var(--soft)}.fact .src a{border-bottom:1px solid var(--line)}
.ledger{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;font-family:var(--mono);font-size:12.5px}
.ledger .hd{display:flex;justify-content:space-between;align-items:center;padding:12px 18px;border-bottom:1px solid var(--line);color:var(--dim);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase}
.ledger .hd i{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--mint);margin-right:8px;vertical-align:middle}
.ledger .row{display:grid;grid-template-columns:150px 110px 1fr 120px;gap:16px;padding:12px 18px;border-bottom:1px solid var(--line);align-items:center}.ledger .row:last-child{border-bottom:0}
.ledger .t{color:var(--soft)}.ledger .a{color:var(--ink);font-weight:500}.ledger .d{color:var(--ink);font-family:var(--sans);font-size:14px;white-space:normal}
.ledger .s{justify-self:end;font-size:11px;letter-spacing:.06em;text-transform:uppercase;padding:4px 9px;border-radius:9999px;border:1px solid var(--line);color:var(--dim)}.ledger .s.ok{background:#e9fbf4;color:#0a7a5a;border-color:#bff0dd}.ledger .s.stop{background:#fff1ee;color:#b23a1d;border-color:#f7cfc3}.ledger .s.wait{background:#fff8e6;color:#9a6a00;border-color:#f3e2ab}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}.step:before{counter-increment:s;content:"0" counter(s);font-family:var(--mono);font-size:12px;color:var(--dim);letter-spacing:.08em;display:block;margin-bottom:14px}.step h3{margin-bottom:8px}.step p{color:var(--dim);font-size:15px}
.flow{display:grid;grid-template-columns:1fr 1fr;gap:16px}.flow .col{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}.flow .col.now{background:var(--card);border-color:transparent}.flow .col .eyebrow{margin-bottom:14px}.flow ol{margin:0;padding-left:18px;color:var(--dim);font-size:15px}.flow li{margin:6px 0}.flow li b{color:var(--ink);font-weight:500}
.tbl{width:100%;border-collapse:collapse;font-size:14.5px}.tbl th{text-align:left;font:500 12px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--dim);padding:0 16px 12px 0;border-bottom:1px solid var(--line)}.tbl td{padding:14px 16px 14px 0;border-bottom:1px solid var(--line);vertical-align:top;color:var(--dim)}.tbl td:first-child{color:var(--ink);font-weight:500;white-space:nowrap}.tblwrap{overflow-x:auto}
.note{font-size:13.5px;color:var(--soft);margin-top:16px}.note a{border-bottom:1px solid var(--line)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.hero{padding:96px 0 56px;text-align:center}.hero .eyebrow{margin-bottom:22px}.hero h1{max-width:900px;margin:0 auto 22px}.hero .lead{margin:0 auto 32px;max-width:680px}.hero .cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.phero{padding:88px 0 48px}.phero .eyebrow{margin-bottom:18px}.phero h1{max-width:860px;margin-bottom:18px;font-size:clamp(34px,4.4vw,52px)}.phero .lead{max-width:700px}
.prose{max-width:720px;color:var(--dim);font-size:16.5px}.prose p+p{margin-top:14px}.prose b{color:var(--ink);font-weight:500}.prose h3{color:var(--ink);margin:32px 0 10px}.prose ul{padding-left:18px}.prose li{margin:6px 0}
/* nav */
nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:saturate(180%) blur(12px);-webkit-backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
nav .bar{max-width:1200px;margin:0 auto;padding:0 24px;height:60px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--disp);font-weight:500;font-size:17px;letter-spacing:-.02em}.logo svg{width:24px;height:24px}
.menu{display:flex;gap:4px;margin-left:8px}.hm{display:inline-flex;align-items:center;height:34px;padding:0 12px;border-radius:9999px;font-size:14px;font-weight:500;color:var(--dim)}.hm:hover{color:var(--ink);background:var(--card)}.hm.on{color:var(--ink)}
.right{margin-left:auto;display:flex;align-items:center;gap:8px}
.lang{display:inline-flex;border:1px solid var(--line);border-radius:9999px;padding:2px}.lang a{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.08em;padding:6px 10px;border-radius:9999px;color:var(--dim)}.lang a.on{background:var(--ink);color:#fff}
.burger{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:9999px;background:#fff;align-items:center;justify-content:center;cursor:pointer}.burger span{display:block;width:16px;height:1.5px;background:var(--ink);box-shadow:0 -5px 0 var(--ink),0 5px 0 var(--ink)}
.mnav{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 24px 20px}.mnav a{display:block;padding:12px 0;font-size:17px;font-weight:500;border-bottom:1px solid var(--line)}.mnav .cta{display:flex;gap:10px;padding-top:16px}nav.open .mnav{display:block}
/* footer */
footer{border-top:1px solid var(--line);background:#fff;padding:56px 0 32px}footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}footer h4{font:500 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--dim);margin-bottom:14px}footer a.l{display:block;font-size:14.5px;color:var(--ink);padding:5px 0}footer .about{color:var(--dim);font-size:14.5px;max-width:360px;margin-top:14px}footer .base{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-family:var(--mono);font-size:12px;color:var(--soft)}
/* forms */
.cform{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:760px}.cform .full{grid-column:1/-1}.cform label{display:block;font:500 12px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--dim);margin-bottom:8px}
.cform input,.cform select,.cform textarea{width:100%;font:15px/1.4 var(--sans);color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;outline:0}.cform input:focus,.cform select:focus,.cform textarea:focus{border-color:var(--ink)}.cform textarea{min-height:150px;resize:vertical}
.fstate{font-size:14.5px;display:none;grid-column:1/-1}.fstate.ok{display:block;color:#0a7a5a}.fstate.err{display:block;color:#b23a1d}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.anchors{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:40px}.anchors a{font-size:13px;padding:6px 12px;border:1px solid var(--line);border-radius:9999px;color:var(--dim)}.anchors a:hover{color:var(--ink);border-color:var(--ink)}

/* motion system — purposeful, no decoration for its own sake */
.rv{opacity:0;transform:translateY(12px);transition:opacity .6s cubic-bezier(.2,.7,.2,1),transform .6s cubic-bezier(.2,.7,.2,1);transition-delay:calc(var(--i,0)*70ms)}.rv.in{opacity:1;transform:none}
.card,.step,.fact,.chip{transition:transform .25s cubic-bezier(.2,.7,.2,1),border-color .25s,box-shadow .25s}
a.card:hover,.card:hover{transform:translateY(-3px);box-shadow:0 12px 30px -18px rgba(10,10,10,.25)}.card.white:hover{border-color:#cfcbc3}
.btn{transition:background .15s,border-color .15s,color .15s,transform .15s}.btn:active{transform:scale(.97)}
nav{transition:background .25s,border-color .25s}nav.top{border-color:transparent;background:rgba(255,255,255,.6)}
/* hero entrance */
.hero>*{opacity:0;transform:translateY(14px);animation:up .7s cubic-bezier(.2,.7,.2,1) forwards}.hero .eyebrow{animation-delay:.05s}.hero h1{animation-delay:.15s}.hero .lead{animation-delay:.3s}.hero .cta{animation-delay:.42s}
@keyframes up{to{opacity:1;transform:none}}
.hero{position:relative}.hero:before{content:"";position:absolute;inset:0 0 45%;z-index:-1;background:radial-gradient(55% 60% at 50% 0%,rgba(0,212,156,.09),transparent 70%),linear-gradient(#f5f3ef 1px,transparent 1px),linear-gradient(90deg,#f5f3ef 1px,transparent 1px);background-size:100% 100%,56px 56px,56px 56px;-webkit-mask-image:linear-gradient(#000 20%,transparent);mask-image:linear-gradient(#000 20%,transparent);animation:breathe 9s ease-in-out infinite}
@keyframes breathe{0%,100%{opacity:.9}50%{opacity:.5}}
/* hero flow diagram: HTML boxes (text can never overflow), SVG connectors underneath */
.flow-wrap{margin:8px auto 0;max-width:1000px;opacity:0;animation:up .8s .55s cubic-bezier(.2,.7,.2,1) forwards;container-type:inline-size}
.fl{position:relative;aspect-ratio:1000/300;font-size:clamp(11px,1.25cqw,13.5px)}
.fl-lines{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.fl .path{fill:none;stroke:var(--line);stroke-width:1.5;vector-effect:non-scaling-stroke}.fl .dot{fill:var(--mint)}
.fl .ledger-line{stroke:var(--ink);stroke-width:1.2;stroke-dasharray:3 7;animation:dash 2.4s linear infinite;fill:none;vector-effect:non-scaling-stroke}
@keyframes dash{to{stroke-dashoffset:-20}}
.fl .fh{position:absolute;font-family:var(--mono);font-size:.82em;letter-spacing:.06em;text-transform:uppercase;color:var(--dim);white-space:nowrap}
.fl .fl-ledger{left:2%;bottom:6%}
.fl .fb{position:absolute;width:24%;height:14.7%;display:flex;align-items:center;padding:0 .9em;background:#fff;border:1px solid var(--line);border-radius:.8em;color:var(--ink);box-shadow:0 1px 0 rgba(10,10,10,.02)}.fl .fb i{font-style:normal;display:block;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fl .fa{position:absolute;width:28%;height:40%;background:var(--dark);color:#f2f5f4;border-radius:.9em;padding:1em 1.2em;display:flex;flex-direction:column;justify-content:center;gap:.35em;white-space:nowrap;overflow:hidden}
.fl .fa b{font-weight:500;font-size:1em;margin-bottom:.25em}.fl .fa span{font-family:var(--mono);font-size:.74em;letter-spacing:.03em;color:#a9b3b0}
.fl .fa:after{content:"";position:absolute;inset:-4px;border-radius:1.1em;border:1.5px solid var(--mint);opacity:0;animation:pulse 3s ease-out infinite;pointer-events:none}
@keyframes pulse{0%{opacity:.6;transform:scale(1)}70%,100%{opacity:0;transform:scale(1.05)}}
/* living ledger */
.ledger.anim .row{opacity:0;transform:translateY(6px);transition:opacity .45s ease,transform .45s ease}.ledger.anim .row.show{opacity:1;transform:none}
.ledger .s{transition:background .3s,color .3s,border-color .3s}.ledger .s.flash{box-shadow:0 0 0 4px rgba(178,58,29,.15)}
.ledger .hd i{animation:blink 2.2s ease-in-out infinite}@keyframes blink{50%{opacity:.35}}
/* efficiency section */
.eff .card{gap:14px;min-width:0}.eff .card>p:last-child{margin-top:auto}.mv .col{min-width:0}
.hand{display:flex;flex-direction:column;gap:6px}.hand .r{display:grid;grid-template-columns:1fr auto;align-items:center;gap:10px;padding:7px 10px;border-radius:9px;background:var(--card);font-size:13px;color:var(--ink);transition:background .4s,color .4s}
.hand .r .who{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:9999px;border:1px solid var(--line);background:#fff;color:var(--dim);transition:background .4s,color .4s,border-color .4s;white-space:nowrap}
.hand .r.keep{background:#fff;border:1px solid var(--ink)}.hand .r.keep .who{background:var(--ink);color:#fff;border-color:var(--ink)}
.hand.go .r.moved{color:var(--soft)}.hand.go .r.moved>span:first-child{text-decoration:line-through}.hand.go .r.moved .who{background:var(--dark);color:var(--mint);border-color:var(--dark)}
.hand .r{transition-delay:calc(var(--d,0)*1ms)}.hand .r .who{transition-delay:calc(var(--d,0)*1ms)}
.eff svg{width:100%;height:auto;display:block;overflow:visible}.eff svg text{font-family:var(--sans);font-size:13px;fill:var(--dim)}.eff svg text.k{font-family:var(--mono);font-size:11px;letter-spacing:.06em;fill:var(--soft)}.eff svg text.ink{fill:var(--ink);font-weight:500}
.tl .bar{transform:scaleX(0);transform-origin:left center;transition:transform 1.4s cubic-bezier(.2,.7,.2,1)}.tl.go .bar{transform:none}.tl .bar.late{transition-duration:2.2s}.tl .mk{opacity:0;transition:opacity .3s}.tl.go .mk{opacity:1}
.rt .line{stroke:var(--line);stroke-width:1.5;fill:none}.rt .rd{fill:var(--mint);opacity:0}.rt.go .rd{opacity:1}
@media(max-width:1024px){.g4{grid-template-columns:repeat(2,1fr)}.facts{grid-template-columns:repeat(2,1fr)}.fact{border-bottom:1px solid var(--line)}.fact:nth-child(2n){border-right:0}.steps,.steps[style]{grid-template-columns:1fr!important}.split{grid-template-columns:1fr;gap:40px}footer .cols{grid-template-columns:1fr 1fr}}
@media(max-width:820px){.flow-wrap{display:none}.menu,.right .btn,.right .lang{display:none}.burger{display:inline-flex}.g3,.g2,.flow{grid-template-columns:1fr}.kv{grid-template-columns:1fr;gap:10px}.sec,.sec.alt,.sec.alt+.sec{padding:64px 0}.sec+.sec{padding-top:0}.hero{padding:64px 0 40px}.phero{padding:56px 0 36px}.cform{grid-template-columns:1fr}.ledger .row{grid-template-columns:1fr auto;grid-template-areas:"t s" "d d";gap:6px 12px}.ledger .t{grid-area:t}.ledger .s{grid-area:s}.ledger .d{grid-area:d;white-space:normal}.ledger .a{display:none}.ledger .hd span:last-child{display:none}.facts{grid-template-columns:1fr}.fact{border-right:0}footer .cols{grid-template-columns:1fr}}
@media(max-width:600px){.g4{grid-template-columns:1fr}.card{min-height:0}}
@media(prefers-reduced-motion:reduce){.rv,.hero>*,.flow-wrap{opacity:1;transform:none;transition:none;animation:none}.hero:before,.fl .ledger-line,.fl .pulse,.ledger .hd i{animation:none}.ledger.anim .row{opacity:1;transform:none}.tl .bar{transform:none}.tl .mk,.rt .rd{opacity:1}html{scroll-behavior:auto}}