:root{
  --paper:#f7f5fa;
  --surface:#fff;
  --ink:#211a2e;
  --muted:#675f78;
  --hair:#e2deea;
  --pink:#d93a72;
  --pink-dark:#ad2356;
  --pink-soft:#fcedf3;
  --mint:#087f6d;
  --mint-soft:#e6f5f1;
  --blue:#3559c7;
  --blue-soft:#edf1ff;
  --code:#171321;
  --shadow:0 22px 60px -42px rgba(33,26,46,.55);
  --display:Arial,"Helvetica Neue",system-ui,sans-serif;
  --body:system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 var(--body)}
a{color:inherit}
img,svg{display:block;max-width:100%}
button,input,textarea{font:inherit}
:focus-visible{outline:3px solid rgba(217,58,114,.38);outline-offset:3px}

.shell{width:min(1160px,calc(100% - 40px));margin:auto}
.wrap{width:min(1080px,calc(100% - 40px));margin:auto}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px 0;border-bottom:1px solid var(--hair)}
.brand{font:750 20px/1 var(--display);font-variation-settings:"wdth" 118;text-decoration:none;letter-spacing:-.03em}
.brand span{color:var(--pink)}
.nav{display:flex;align-items:center;gap:22px;font:500 12px/1.4 var(--mono);letter-spacing:.04em}
.nav a{text-decoration:none;color:var(--muted)}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink)}
.topnav{display:flex;flex-wrap:wrap;gap:6px 20px;font:500 12px/1.4 var(--mono);letter-spacing:.04em}
.topnav a{color:var(--muted);text-decoration:none}
.topnav a:hover{color:var(--ink)}
.nav-cta{padding:9px 13px;border:1px solid var(--hair);border-radius:999px;background:var(--surface)}
.menu-button{display:none;border:1px solid var(--hair);background:var(--surface);border-radius:8px;padding:8px 10px;color:var(--ink)}

.hero{padding:86px 0 68px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(360px,.95fr);gap:64px;align-items:center}
.eyebrow{margin:0 0 16px;color:var(--muted);font:500 11px/1.5 var(--mono);letter-spacing:.14em;text-transform:uppercase}
h1,h2,h3{margin:0;font-family:var(--display);font-variation-settings:"wdth" 112;letter-spacing:-.035em;line-height:1.05}
h1{font-size:clamp(44px,6.7vw,82px);max-width:13ch}
h2{font-size:clamp(31px,4vw,51px)}
h3{font-size:22px}
.hero-copy{margin:24px 0 0;color:var(--muted);font-size:clamp(18px,2vw,22px);max-width:58ch}
.hero-copy strong{color:var(--ink)}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:11px 18px;border-radius:7px;text-decoration:none;font:500 12px/1.2 var(--mono);letter-spacing:.03em;border:1px solid transparent;cursor:pointer}
.button.primary{background:var(--ink);color:#fff}
.button.primary:hover{background:var(--pink-dark)}
.button.secondary{background:var(--surface);border-color:var(--hair)}
.button.secondary:hover{border-color:var(--pink);color:var(--pink-dark)}
.button.pink{background:var(--pink);color:#fff}

.decision-panel{background:var(--surface);border:1px solid var(--hair);border-radius:18px;box-shadow:var(--shadow);overflow:hidden}
.panel-head{display:flex;justify-content:space-between;gap:16px;padding:16px 18px;border-bottom:1px solid var(--hair);font:500 10px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.signal{display:inline-flex;align-items:center;gap:7px;color:var(--mint)}
.signal::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px var(--mint-soft)}
.decision-body{padding:22px}
.budget-row{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:20px}
.budget-label{font:500 10px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.budget-value{font:700 31px/1 var(--display)}
.allocation{display:grid;gap:9px}
.alloc-row{display:grid;grid-template-columns:66px 1fr 48px;gap:10px;align-items:center}
.alloc-name{font:500 10px/1 var(--mono);color:var(--muted)}
.track{height:12px;background:#f0edf4;border-radius:999px;overflow:hidden}
.fill{height:100%;border-radius:inherit;background:var(--pink)}
.fill.keep{background:var(--blue)}
.fill.test{background:var(--mint)}
.alloc-value{text-align:right;font:500 11px/1 var(--mono)}
.panel-note{margin:18px 0 0;padding-top:16px;border-top:1px solid var(--hair);font-size:12px;color:var(--muted)}

.section{padding:82px 0}
.section + .section{border-top:1px solid var(--hair)}
.section-head{display:grid;grid-template-columns:220px 1fr;gap:36px;margin-bottom:38px}
.section-intro{max-width:700px}
.section-intro p{color:var(--muted);font-size:18px;margin:15px 0 0}
.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.product-card{display:flex;flex-direction:column;min-height:480px;background:var(--surface);border:1px solid var(--hair);border-radius:18px;padding:30px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.product-card::before{content:"";position:absolute;inset:0 0 auto;height:5px;background:var(--pink)}
.product-card.listing::before{background:var(--mint)}
.product-card .kicker{font:500 10px/1.5 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.product-card h3{font-size:clamp(29px,4vw,42px);margin:18px 0 14px}
.product-card .summary{font-size:18px;color:var(--muted);margin:0 0 24px}
.product-card .features{list-style:none;margin:0 0 28px;padding:0;display:grid;gap:10px}
.product-card .features li{display:grid;grid-template-columns:18px 1fr;gap:10px;font-size:14px}
.product-card .features li::before{content:"↳";color:var(--pink);font-family:var(--mono)}
.product-card.listing .features li::before{color:var(--mint)}
.product-meta{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:26px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:5px 9px;border-radius:5px;background:var(--pink-soft);color:var(--pink-dark);font:500 10px/1.3 var(--mono);letter-spacing:.03em}
.chip.mint{background:var(--mint-soft);color:var(--mint)}
.chip.blue{background:var(--blue-soft);color:var(--blue)}
.card-actions{margin-top:auto;display:flex;flex-wrap:wrap;gap:10px}

.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:flow}
.flow article{counter-increment:flow;background:var(--surface);border:1px solid var(--hair);border-radius:14px;padding:23px}
.flow article::before{content:"0" counter(flow);display:block;margin-bottom:20px;color:var(--pink);font:500 11px/1 var(--mono);letter-spacing:.1em}
.flow h3{font-size:19px;margin-bottom:9px}
.flow p{margin:0;color:var(--muted);font-size:14px}

.proof-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.proof-card{background:var(--surface);border:1px solid var(--hair);border-radius:16px;padding:28px}
.proof-card h3{margin-bottom:13px}
.proof-card p{margin:0;color:var(--muted)}
.facts{margin:24px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--hair);border:1px solid var(--hair);border-radius:10px;overflow:hidden}
.fact{background:var(--surface);padding:15px}
.fact b{display:block;font:500 10px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}
.fact span{font-size:14px}

.callout{display:grid;grid-template-columns:1.3fr .7fr;gap:30px;align-items:center;background:var(--ink);color:#fff;border-radius:20px;padding:clamp(30px,5vw,56px)}
.callout p{color:#d7d1df;margin:14px 0 0;max-width:60ch}
.callout .actions{justify-content:flex-end;margin:0}
.callout .button.primary{background:#fff;color:var(--ink)}
.callout .button.secondary{background:transparent;color:#fff;border-color:#544b62}

.page-hero{padding:74px 0 54px;display:grid;grid-template-columns:1fr .52fr;gap:52px;align-items:end}
.page-hero h1{font-size:clamp(43px,6vw,70px)}
.page-hero .lead{font-size:20px;color:var(--muted);max-width:63ch;margin:22px 0 0}
.hero-facts{display:grid;gap:1px;background:var(--hair);border:1px solid var(--hair);border-radius:14px;overflow:hidden}
.hero-facts div{background:var(--surface);padding:14px 16px}
.hero-facts dt{font:500 10px/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.hero-facts dd{margin:4px 0 0;font-size:14px}

.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:42px;align-items:start}
.prose{max-width:76ch}
.prose h2{font-size:34px;margin:54px 0 14px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:21px;margin:30px 0 9px}
.prose p,.prose li{color:var(--muted)}
.prose strong{color:var(--ink)}
.prose a{color:var(--pink-dark)}
.prose ul,.prose ol{padding-left:22px}
.prose li{margin:7px 0}
.side-card{position:sticky;top:24px;background:var(--surface);border:1px solid var(--hair);border-radius:14px;padding:22px}
.side-card h3{font-size:18px;margin-bottom:13px}
.side-card ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.side-card a{color:var(--muted);font:500 11px/1.4 var(--mono);text-decoration:none}
.side-card a:hover{color:var(--pink-dark)}

.code-block{position:relative;margin:18px 0 28px;background:var(--code);color:#f8f3ff;border-radius:13px;overflow:hidden}
.code-head{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-bottom:1px solid #332c42;color:#aaa0b9;font:500 10px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase}
.copy-button{border:0;background:transparent;color:#fff;font:500 10px/1 var(--mono);cursor:pointer}
pre{margin:0;padding:19px;overflow:auto;font:13px/1.65 var(--mono);white-space:pre}
code{font-family:var(--mono)}
.inline-code{padding:.1em .38em;background:#ede9f2;border-radius:4px;color:var(--ink);font-size:.88em}
.endpoint-table{width:100%;border-collapse:collapse;margin:22px 0;background:var(--surface);border:1px solid var(--hair)}
.endpoint-table th,.endpoint-table td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--hair);vertical-align:top}
.endpoint-table th{color:var(--muted);font:500 10px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase}
.endpoint-table td{font-size:14px}
.endpoint-table tr:last-child td{border-bottom:0}

.compact-hero{padding-bottom:36px}
.compact-hero h1{font-size:clamp(40px,5.5vw,66px)}
.operator-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(280px,.55fr);gap:24px;align-items:start;padding-top:34px}
.operator-panel,.receipt-panel{background:var(--surface);border:1px solid var(--hair);border-radius:18px;padding:clamp(22px,4vw,34px);box-shadow:var(--shadow)}
.operator-head{display:flex;align-items:start;justify-content:space-between;gap:20px;margin-bottom:20px}
.operator-head h2,.receipt-panel h2{font-size:32px}
.status-chip{padding:6px 10px;border-radius:999px;background:var(--blue-soft);color:var(--blue);font:600 10px/1.4 var(--mono);white-space:nowrap}
.privacy-callout{padding:15px 17px;border-left:4px solid var(--mint);background:var(--mint-soft);color:#075c50;font-size:14px;border-radius:5px;margin-bottom:20px}
.toolbar{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:18px}
.file-button{position:relative;overflow:hidden}.file-button input{position:absolute;inset:0;opacity:0;cursor:pointer}
.field-label{display:block;font:600 11px/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase;margin-bottom:7px}
.json-editor{display:block;width:100%;min-height:430px;resize:vertical;border:1px solid var(--hair);border-radius:10px;background:var(--code);color:#f8f3ff;padding:17px;font:12px/1.55 var(--mono);tab-size:2}
.field-help{color:var(--muted);font-size:12px;margin:8px 0 0}
.operator-summary{margin-top:15px;padding:11px 13px;background:var(--paper);border:1px solid var(--hair);border-radius:8px;color:var(--muted);font:500 11px/1.5 var(--mono)}
.operator-message{min-height:24px;margin-top:17px;color:var(--muted);font-size:14px}.operator-message.success{color:var(--mint)}.operator-message.error{color:#a12245}
.receipt-panel{position:sticky;top:24px}.receipt-panel>p:not(.eyebrow):not(.field-help){color:var(--muted)}
.receipt-facts{display:grid;gap:1px;background:var(--hair);border:1px solid var(--hair);border-radius:10px;overflow:hidden;margin:22px 0}
.receipt-facts div{background:var(--surface);padding:12px 13px}.receipt-facts dt{font:500 9px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.receipt-facts dd{margin:3px 0 0;font-size:13px;overflow-wrap:anywhere}
.receipt-actions{display:grid}.button:disabled{opacity:.45;cursor:not-allowed}

.listing-pipeline{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.listing-pipeline article{background:var(--surface);border:1px solid var(--hair);border-radius:13px;padding:21px}
.listing-pipeline .number{font:500 10px/1 var(--mono);color:var(--mint)}
.listing-pipeline h3{font-size:19px;margin:11px 0 8px}
.listing-pipeline p{margin:0;color:var(--muted);font-size:14px}

.footer{margin-top:80px;padding:30px 0 48px;border-top:1px solid var(--hair);display:flex;justify-content:space-between;gap:24px;color:var(--muted);font:500 11px/1.7 var(--mono)}
.footer nav{display:flex;flex-wrap:wrap;gap:16px}
.footer a{text-decoration:none;color:var(--ink)}
.foot{margin-top:70px;padding:26px 0 46px;border-top:1px solid var(--hair);display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px 24px;color:var(--muted);font:500 11px/1.7 var(--mono)}
.foot nav{display:flex;flex-wrap:wrap;gap:16px}.foot a{text-decoration:none;color:var(--ink)}
.legal{background:var(--surface);border:1px solid var(--hair);border-radius:16px;padding:clamp(26px,5vw,56px);max-width:80ch;margin:48px auto 0}
.legal h1{font-size:clamp(34px,5vw,50px);max-width:none;margin-bottom:9px}
.legal .stamp{color:var(--muted);font:500 11px/1.5 var(--mono);letter-spacing:.05em;margin:0 0 34px}
.legal .lede{font-size:18px;color:var(--muted)}
.legal h2{font-size:23px;margin:40px 0 10px;padding-top:22px;border-top:1px solid var(--hair)}
.legal h3{font:600 17px/1.3 var(--body);letter-spacing:0;margin:24px 0 8px}
.legal p,.legal li{color:var(--muted)}
.legal a{color:var(--pink-dark)}
.legal table{width:100%;border-collapse:collapse;font-size:14px}.legal th,.legal td{padding:10px;border-bottom:1px solid var(--hair);text-align:left;vertical-align:top}.legal th{font:500 10px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

@media(max-width:900px){
  .hero,.page-hero,.callout,.content-grid,.operator-layout{grid-template-columns:1fr}
  .hero{padding-top:60px}
  .decision-panel{max-width:680px}
  .product-grid,.proof-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr 1fr}
  .section-head{grid-template-columns:1fr;gap:8px}
  .callout .actions{justify-content:flex-start;margin-top:8px}
  .side-card{position:static}
  .receipt-panel{position:static}
}

@media(max-width:820px){
  .menu-button{display:block}
  .nav{display:none;position:absolute;z-index:10;top:70px;left:14px;right:14px;background:var(--surface);border:1px solid var(--hair);border-radius:12px;padding:18px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start}
  .nav.open{display:flex}
}

@media(max-width:680px){
  .shell{width:min(100% - 28px,1160px)}
  .topbar{align-items:center}
  .hero{padding:48px 0}
  h1{font-size:42px}
  .product-card{min-height:0;padding:24px}
  .flow,.listing-pipeline{grid-template-columns:1fr}
  .facts{grid-template-columns:1fr}
  .alloc-row{grid-template-columns:56px 1fr 42px}
  .footer{flex-direction:column}
  .endpoint-table{display:block;overflow-x:auto}
}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}