/* DataForSI: tokens and rules live in DESIGN.md */
:root{
  --paper:#F5F2EA; --surface:#FFFDF8; --ink:#1B1D1F; --steel:#5E646B; --rule:#D9D4C7;
  --amber:#F2A900; --amber-hover:#FFBA1A; --on-amber:#1B1D1F; --amber-text:#8A5A00;
  --band:#1B1D1F; --on-band:#F5F2EA; --band-muted:#A3A8AE; --band-rule:#3A3E42;
  --ok:#2F7D4F; --err:#B3261E;
  --display:"Archivo",system-ui,sans-serif; --body:"Instrument Sans",system-ui,sans-serif; --mono:"IBM Plex Mono",ui-monospace,monospace;
  --gutter:32px; --section:96px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --paper:#141618; --surface:#1E2124; --ink:#ECE8DF; --steel:#A3A8AE; --rule:#33373B;
    --amber:#E0A21A; --amber-hover:#F2B53A; --amber-text:#E0A21A; --band:#0E0F10; --band-rule:#2E3236; --ok:#4CA36F; --err:#E5675E;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --paper:#141618; --surface:#1E2124; --ink:#ECE8DF; --steel:#A3A8AE; --rule:#33373B;
  --amber:#E0A21A; --amber-hover:#F2B53A; --amber-text:#E0A21A; --band:#0E0F10; --band-rule:#2E3236; --ok:#4CA36F; --err:#E5675E;
  color-scheme:dark;
}

*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
[id]{scroll-margin-top:88px}
body{background:var(--paper);color:var(--ink);font:400 17px/1.55 var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:2px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:10px 14px;z-index:20}
.skip:focus{left:8px}
.wrap{max-width:1160px;margin:0 auto;padding:0 var(--gutter)}

h1,h2,h3{font-family:var(--display);font-stretch:112%;letter-spacing:-.02em;line-height:1.04;font-weight:800}
h2{font-size:clamp(32px,4.2vw,52px)}
h1,h2{text-wrap:balance}
h3{font-weight:700}
.tag{font:500 12px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--steel)}
.label{display:block;margin-bottom:14px}
.hl{background:linear-gradient(transparent 62%,var(--amber) 62%,var(--amber) 92%,transparent 92%);font-style:normal}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;font:600 15px/1 var(--body);padding:14px 20px;border-radius:4px;border:1.5px solid var(--ink);color:var(--ink);text-decoration:none;cursor:pointer;background:transparent;transition:background-color .15s ease-out,transform .15s ease-out}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--amber);border-color:var(--amber);color:var(--on-amber)}
.btn-primary:hover{background:var(--amber-hover);border-color:var(--amber-hover)}
.link{font-weight:600;text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1.5px}
.link:hover{text-decoration-color:var(--amber)}
.alt .link,.note .link,.lab .link{display:inline-block;padding:10px 0}

/* Header */
.site-head{position:sticky;top:0;z-index:10;background:var(--paper);border-bottom:1px solid var(--rule)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.logo{font:800 21px/1 var(--display);font-stretch:118%;letter-spacing:-.02em;text-decoration:none}
.logo span{color:var(--amber)}
.site-nav ul{display:flex;gap:28px;list-style:none;padding:0}
.site-nav a{font-size:15px;color:var(--steel);text-decoration:none;padding:8px 0}
.site-nav a:hover{color:var(--ink)}
.site-head .btn{min-height:42px;padding:11px 16px}
.head-actions{display:flex;align-items:center;gap:20px}
.lab-link{font:500 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--steel);text-decoration:none;padding:10px 0}
.lab-link:hover{color:var(--ink);text-decoration:underline;text-underline-offset:4px}

/* Hero */
.hero{padding:72px 0 88px}
.hero .wrap{display:grid;grid-template-columns:1.25fr .9fr;gap:56px;align-items:start}
.early{display:inline-flex;align-items:center;gap:10px;font:500 12px/1.3 var(--mono);letter-spacing:.06em;text-transform:uppercase;padding:8px 12px;border:1.5px solid var(--ink);border-radius:4px;background:var(--surface)}
.early i{flex:none;width:8px;height:8px;border-radius:50%;background:var(--ok)}
.hero .tag.industries{display:block;margin-top:20px}
.hero h1{font-size:clamp(40px,5.4vw,70px);line-height:1.02;margin:18px 0 24px}
.lead{font-size:20px;color:var(--steel);max-width:36ch;margin-bottom:32px}
.ctas{display:flex;gap:12px;flex-wrap:wrap}

/* Work order card */
.wo{background:var(--surface);border:1.5px solid var(--ink);border-radius:4px}
.wo-head{display:flex;justify-content:space-between;padding:14px 18px;background:var(--ink)}
.wo-head .tag{color:var(--paper)}
.wo dl{margin:0}
.wo-row{display:grid;grid-template-columns:140px 1fr;gap:12px;padding:12px 18px;border-bottom:1px dashed var(--rule);font-size:15px}
.wo-row:last-child{border-bottom:0}
.wo-row dt{align-self:center}
.wo-row dd{margin:0}
.wo-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;border-top:1.5px solid var(--ink)}
.stamp{font:500 11px var(--mono);letter-spacing:.1em;text-transform:uppercase;border:1.5px solid var(--ok);color:var(--ok);padding:4px 8px;transform:rotate(-3deg);white-space:nowrap}

/* Sections */
.section{padding:var(--section) 0;border-top:1px solid var(--rule)}
.section-head{max-width:720px;margin-bottom:40px}
.section-head p{color:var(--steel);font-size:18px;margin-top:16px;max-width:56ch}

/* 01 Moat band */
.moat{background:var(--band);color:var(--on-band);padding:var(--section) 0;border-block:1px solid var(--band-rule)}
.moat .wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px}
.moat .tag{color:var(--band-muted)}
.moat ul{list-style:none;padding:0}
.moat li{padding:18px 0;border-top:1px solid var(--band-rule);display:grid;grid-template-columns:32px 1fr;font-size:17px}
.moat li b{font:500 14px var(--mono);color:var(--amber)}
.moat .next{display:inline-block;margin-top:24px;color:var(--on-band);font-weight:600;text-underline-offset:4px}

/* 02 Data table */
.spec{width:100%;border-collapse:collapse;font-size:16px}
.spec th{text-align:left;font:500 12px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--steel);padding:10px 16px 10px 0;border-bottom:1.5px solid var(--ink)}
.spec td{padding:18px 16px 18px 0;border-bottom:1px solid var(--rule);vertical-align:top}
.spec td:first-child{font-weight:600;width:30%}
.spec td:last-child{font:400 14px/1.5 var(--mono);color:var(--steel)}
.note{margin-top:18px;font-size:15px;color:var(--steel)}
.note strong{color:var(--ink);font-weight:600}

/* 03 How it works */
.flow-head{display:grid;grid-template-columns:1.3fr 1fr;gap:48px;align-items:end;margin-bottom:40px}
.flow-sum{display:grid;grid-template-columns:repeat(3,1fr);border:1.5px solid var(--ink);border-radius:4px;background:var(--surface)}
.flow-sum div{padding:14px 16px;border-right:1px solid var(--rule)}
.flow-sum div:last-child{border-right:0}
.flow-sum strong{display:block;font:700 18px/1.2 var(--display);margin-top:6px}
.flow-cols,.steps li{display:grid;grid-template-columns:56px 1fr 132px 110px;gap:24px;align-items:baseline}
.flow-cols{padding:10px 0;border-bottom:1.5px solid var(--ink)}
.steps{list-style:none;padding:0}
.steps li{padding:22px 0;border-bottom:1px dashed var(--rule)}
.steps b{font:500 14px var(--mono);color:var(--amber-text)}
.steps h3{font-size:20px;margin-bottom:6px}
.steps p{color:var(--steel);font-size:16px;max-width:62ch}
.who{font:500 12px/1 var(--mono);text-transform:uppercase;letter-spacing:.06em;justify-self:start;padding:6px 8px;border:1px solid var(--rule);border-radius:4px;white-space:nowrap}
.who.you{border-color:var(--ink);background:var(--ink);color:var(--paper)}
.when{font:400 14px var(--mono);color:var(--steel)}
.steps .last h3 span{background:linear-gradient(transparent 62%,var(--amber) 62%,var(--amber) 92%,transparent 92%)}
.flow-foot{display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin-top:32px}

/* 04 Trust */
.trust{display:grid;grid-template-columns:1fr 1fr;border-top:1.5px solid var(--ink)}
.trust article{padding:28px 32px 28px 0;border-bottom:1px solid var(--rule);display:grid;grid-template-columns:44px 1fr;gap:4px 16px}
.trust article:nth-child(even){padding-left:32px;border-left:1px solid var(--rule)}
.trust b{font:500 14px var(--mono);color:var(--amber-text);padding-top:4px}
.trust h3{font-size:22px;margin-bottom:6px}
.trust p{color:var(--steel);font-size:16px}
.trust .tag{grid-column:2;margin-top:12px;color:var(--ink)}

/* 05 Pricing & refer */
.money{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.panel{border:1.5px solid var(--ink);border-radius:4px;padding:32px;background:var(--surface)}
.panel h3{font-size:clamp(24px,2.6vw,30px);margin:14px 0 12px}
.panel p{color:var(--steel);margin-bottom:20px;max-width:44ch}
.panel.refer{background:var(--paper);border-style:dashed}
.big{font:800 clamp(40px,5vw,56px)/1 var(--display);font-stretch:112%;color:var(--ink)}

/* 06 Form */
.start .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:start}
.start .alt{margin-top:24px;color:var(--steel)}
form{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full,fieldset.full{grid-column:1/-1}
label,legend{font:500 12px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--steel)}
input,select,textarea{font:400 16px/1.4 var(--body);padding:13px 14px;border:1.5px solid var(--rule);border-radius:4px;background:var(--surface);color:var(--ink);width:100%;min-height:48px}
textarea{min-height:96px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--ink)}
fieldset{border:0;padding:0;min-width:0}
legend{margin-bottom:10px}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.checks label{display:inline-flex;align-items:center;gap:8px;font:400 15px var(--body);letter-spacing:0;text-transform:none;color:var(--ink);border:1.5px solid var(--rule);border-radius:4px;padding:10px 12px;cursor:pointer;min-height:44px}
.checks input{width:16px;height:16px;min-height:0;accent-color:var(--ink)}
.checks label:has(input:checked){border-color:var(--ink);background:var(--surface)}
.form-foot{grid-column:1/-1;display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.form-foot .tag{max-width:36ch}
.status{grid-column:1/-1;font-size:15px;padding:12px 14px;border-left:3px solid;background:var(--surface)}
.status[hidden]{display:none}
.status.ok{border-color:var(--ok)}
.status.err{border-color:var(--err)}
.hp{position:absolute;left:-5000px}

/* Footer */
.site-foot{border-top:1px solid var(--rule);padding:48px 0 40px}
.site-foot .wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:32px}
.site-foot p{color:var(--steel);font-size:15px;margin-top:10px;max-width:42ch}
.site-foot .lab{font-size:16px;color:var(--ink)}
.site-foot .legal{grid-column:1/-1;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;border-top:1px solid var(--rule)}
.theme-btn{background:none;border:1px solid var(--rule);color:var(--steel);font:500 12px var(--mono);letter-spacing:.08em;text-transform:uppercase;padding:8px 10px;border-radius:4px;cursor:pointer;min-height:36px}

/* Responsive */
@media (max-width:1024px){
  .hero .wrap{grid-template-columns:1fr 1fr;gap:40px}
  .flow-cols,.steps li{grid-template-columns:48px 1fr 120px 96px;gap:16px}
}
@media (max-width:860px){
  :root{--gutter:20px;--section:64px}
  .site-nav,.lab-link{display:none}
  .hero{padding:48px 0 64px}
  .hero .wrap,.moat .wrap,.flow-head,.start .wrap,.money,.site-foot .wrap{grid-template-columns:1fr}
  .hero .wrap,.moat .wrap{gap:40px}
  .flow-head{gap:24px}
  .start .wrap{gap:40px}
  .trust{grid-template-columns:1fr}
  .trust article,.trust article:nth-child(even){padding:24px 0;border-left:0}
}
@media (max-width:640px){
  :root{--gutter:16px}
  .lead{font-size:18px}
  .ctas .btn{width:100%}
  .wo-row{grid-template-columns:110px 1fr}
  .flow-sum{grid-template-columns:1fr}
  .flow-sum div{border-right:0;border-bottom:1px solid var(--rule);display:flex;justify-content:space-between;align-items:baseline;gap:12px}
  .flow-sum div:last-child{border-bottom:0}
  .flow-sum strong{margin-top:0}
  .flow-cols{display:none}
  .steps li{grid-template-columns:36px 1fr;gap:10px 8px}
  .steps .who,.steps .when{grid-column:2}
  .steps .when{margin-top:-4px}
  .spec thead{display:none}
  .spec,.spec tbody,.spec tr,.spec td{display:block;width:100%}
  .spec tr{padding:16px 0;border-bottom:1px solid var(--rule)}
  .spec td{padding:2px 0;border:0}
  .spec td:first-child{width:100%;font-size:17px;margin-bottom:4px}
  form{grid-template-columns:1fr}
  .panel{padding:24px}
  .site-head .btn{padding:10px 12px;font-size:14px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .btn{transition:none}
  .btn:hover{transform:none}
}