:root{
  --paper:#F7F9FC; --card:#FFFFFF; --ink:#17283D; --muted:#5A6B80;
  --line:#D8E1EC; --accent:#2457C5; --accent-deep:#1B429A; --accent-soft:#E8EFFB;
  --live:#1F8A5D; --live-soft:#E3F3EC; --built:#B07818; --built-soft:#F8EFDB;
  --dark:#0E1B2C; --dark-ink:#E4ECF7; --dark-dim:#93A5BC;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:"Archivo",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --gutter:clamp(18px,4vw,40px);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto;} .reveal{opacity:1!important;transform:none!important;transition:none!important;}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.6;font-size:16.5px;
  background-image:linear-gradient(rgba(23,40,61,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(23,40,61,.05) 1px,transparent 1px);
  background-size:48px 48px;}
img{max-width:100%;}
a{color:var(--accent-deep);}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.wrap{max-width:1120px;margin:0 auto;padding:0 var(--gutter);}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px var(--gutter);max-width:1120px;margin:0 auto;}
.brand{font-family:var(--mono);font-weight:600;font-size:.95rem;color:var(--ink);text-decoration:none;letter-spacing:.02em;}
.brand .tld{color:var(--accent);}
.nav-links{display:flex;gap:22px;align-items:center;}
.nav-links a{font-size:.86rem;text-decoration:none;color:var(--muted);font-weight:500;}
.nav-links a:hover{color:var(--ink);}
.nav-links a.btn{color:#fff;}
.nav-links a.btn:hover{color:#fff;}
.nav-links a.only-wide{display:none;}
@media(min-width:760px){.nav-links a.only-wide{display:inline;}}

/* buttons */
.btn{display:inline-block;font-family:var(--mono);font-size:.88rem;font-weight:600;text-decoration:none;
  padding:13px 22px;border-radius:4px;background:var(--accent);color:#fff;border:1px solid var(--accent-deep);letter-spacing:.01em;}
.btn:hover{background:var(--accent-deep);}
.btn.ghost{background:transparent;color:var(--accent-deep);border:1px solid var(--accent);}
.btn.ghost:hover{background:var(--accent-soft);}
.btn.small{padding:9px 16px;font-size:.8rem;}

/* type */
h1,h2,h3{line-height:1.12;text-wrap:balance;margin:0;}
h1{font-size:clamp(2rem,5.6vw,3.4rem);font-weight:800;letter-spacing:-.025em;font-stretch:110%;}
h2{font-size:clamp(1.45rem,3vw,2rem);font-weight:750;letter-spacing:-.015em;}
h3{font-size:1.05rem;font-weight:700;}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-deep);margin:0 0 14px;}
.lede{font-size:1.12rem;color:var(--muted);max-width:60ch;}
section{padding:clamp(48px,8vw,84px) 0;}
section+section{border-top:1px solid var(--line);}

/* hero */
.hero{padding-top:clamp(40px,7vw,68px);}
.hero .lede{margin:18px 0 26px;}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.hero-note{font-family:var(--mono);font-size:.72rem;color:var(--muted);margin-top:14px;}
.legend{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.tier{font-family:var(--mono);font-size:.7rem;padding:5px 12px;border-radius:3px;border:1px solid var(--line);background:var(--card);color:var(--muted);}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:7px;vertical-align:1px;}
.d-live{background:var(--live);} .d-built{background:var(--built);}

/* capability map cards */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px;}
.card{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:20px 20px 18px;display:flex;flex-direction:column;gap:12px;}
.card h3{display:flex;align-items:baseline;justify-content:space-between;gap:8px;font-size:1rem;}
.card h3 .tag{font-family:var(--mono);font-size:.64rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;padding:3px 8px;border-radius:3px;}
.t-live{color:var(--live);background:var(--live-soft);} .t-built{color:var(--built);background:var(--built-soft);}
.chips{display:flex;flex-wrap:wrap;gap:6px;}
.chip{font-family:var(--mono);font-size:.68rem;padding:4px 9px;border:1px solid var(--line);border-radius:3px;background:var(--paper);}
.ev{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:7px;font-size:.86rem;color:var(--muted);}
.ev li{padding-left:16px;position:relative;}
.ev li::before{content:"";position:absolute;left:0;top:.52em;width:7px;height:7px;border-radius:50%;}
.ev li.live::before{background:var(--live);} .ev li.built::before{background:var(--built);}
.ev b{color:var(--ink);font-weight:600;}

/* case cards */
.cases{display:grid;gap:16px;}
@media(min-width:880px){.cases{grid-template-columns:repeat(3,1fr);}}
.case{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:24px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:12px;}
.case:hover{border-color:var(--accent);}
.case .sector{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);}
.case .metric{font-family:var(--mono);font-size:1.2rem;font-weight:700;color:var(--accent-deep);font-variant-numeric:tabular-nums;}
.case p{margin:0;color:var(--muted);font-size:.92rem;}
.case .more{font-family:var(--mono);font-size:.78rem;color:var(--accent-deep);font-weight:600;margin-top:auto;}

/* services (no pricing) */
.offers{display:grid;gap:16px;}
@media(min-width:880px){.offers{grid-template-columns:repeat(3,1fr);}}
.offer{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:26px 24px;display:flex;flex-direction:column;gap:14px;}
.offer .kind{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-deep);}
.offer ul{margin:0;padding-left:18px;color:var(--muted);font-size:.92rem;display:flex;flex-direction:column;gap:6px;}

/* process */
.steps{display:grid;gap:14px;counter-reset:step;}
@media(min-width:880px){.steps{grid-template-columns:repeat(4,1fr);}}
.step{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:20px;}
.step::before{counter-increment:step;content:"STEP " counter(step);font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;color:var(--accent-deep);display:block;margin-bottom:8px;}
.step h3{font-size:.98rem;margin-bottom:6px;}
.step p{margin:0;font-size:.88rem;color:var(--muted);}

/* about */
.about-grid{display:grid;gap:28px;align-items:start;}
@media(min-width:820px){.about-grid{grid-template-columns:auto 1fr;}}
.monogram{width:120px;height:120px;border-radius:8px;background:var(--dark);color:#8FB4FF;display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:2.2rem;font-weight:700;letter-spacing:-.04em;}
.about p{margin:0 0 12px;max-width:62ch;}
.about .links{display:flex;gap:16px;flex-wrap:wrap;font-family:var(--mono);font-size:.84rem;}

/* faq */
.faq details{border:1px solid var(--line);border-radius:6px;background:var(--card);margin-bottom:10px;}
.faq summary{cursor:pointer;padding:16px 18px;font-weight:600;font-size:.95rem;list-style:none;display:flex;justify-content:space-between;gap:12px;}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--accent-deep);font-weight:600;}
.faq details[open] summary::after{content:"–";}
.faq details p{margin:0;padding:0 18px 16px;color:var(--muted);font-size:.92rem;max-width:75ch;}

/* final cta */
.final{background:var(--dark);color:var(--dark-ink);border-radius:10px;padding:clamp(30px,5vw,52px);}
.final h2{color:#fff;}
.final p{color:var(--dark-dim);max-width:56ch;}
.final .btn{background:#8FB4FF;color:var(--dark);border-color:#8FB4FF;}
.final .btn:hover{background:#B3CCFF;}
.final .eyebrow{color:#8FB4FF;}

/* case study pages */
.study{max-width:800px;}
.study h2{margin:44px 0 12px;}
.study h3{margin:26px 0 8px;}
.study p,.study li{color:var(--muted);}
.study .headline-metric{font-family:var(--mono);font-size:1.3rem;font-weight:700;color:var(--accent-deep);}
.study .stack{font-family:var(--mono);font-size:.8rem;color:var(--muted);background:var(--card);border:1px solid var(--line);border-radius:6px;padding:12px 16px;}
.study .ev{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:16px 18px;margin:18px 0;gap:9px;}
.study .ev li{padding-left:18px;}
hr.sep{border:none;border-top:1px solid var(--line);margin:56px 0;}

footer{border-top:1px solid var(--line);padding:28px 0 40px;margin-top:20px;}
.foot{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-family:var(--mono);font-size:.76rem;color:var(--muted);}
.foot a{color:var(--muted);}

.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease;}
.reveal.in{opacity:1;transform:none;}

/* contact modal */
.linkish{background:none;border:none;padding:0;font:inherit;color:var(--accent-deep);text-decoration:underline;cursor:pointer;}
.linkish:hover{color:var(--accent);}
.modal[hidden]{display:none;}
.modal{position:fixed;inset:0;z-index:80;display:flex;align-items:flex-start;justify-content:center;padding:24px 16px;overflow-y:auto;}
.modal-backdrop{position:fixed;inset:0;background:rgba(14,27,44,.55);backdrop-filter:blur(3px);}
.modal-card{position:relative;background:var(--card);border:1px solid var(--line);border-radius:10px;
  padding:clamp(22px,4vw,36px);width:100%;max-width:660px;margin:auto;box-shadow:0 26px 60px -20px rgba(14,27,44,.45);}
.modal-x{position:absolute;top:12px;right:14px;background:none;border:none;font-size:1.6rem;line-height:1;color:var(--muted);cursor:pointer;padding:4px 8px;border-radius:4px;}
.modal-x:hover{color:var(--ink);background:var(--paper);}
.modal-sub{color:var(--muted);font-size:.94rem;margin:10px 0 22px;}
.fields{display:grid;gap:16px;}
@media(min-width:560px){.fields{grid-template-columns:1fr 1fr;} .fields .full{grid-column:1/-1;}}
.fields label{display:block;font-size:.86rem;font-weight:600;}
.req{color:var(--accent);font-weight:500;}
.opt{color:var(--muted);font-weight:400;font-size:.78rem;}
.fields input,.fields select,.fields textarea{font-family:var(--sans);font-size:.95rem;font-weight:400;color:var(--ink);
  background:var(--paper);border:1px solid var(--line);border-radius:5px;padding:11px 13px;width:100%;margin-top:6px;}
.fields textarea{resize:vertical;min-height:110px;}
.fields input:focus,.fields select:focus,.fields textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent);}
.fields .err{font-style:normal;font-size:.78rem;font-weight:500;color:#C0392B;display:none;margin-top:5px;}
.fields .err.show{display:block;}
.fields input[aria-invalid="true"],.fields textarea[aria-invalid="true"]{border-color:#C0392B;}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0;}
.form-note{margin:16px 0 0;font-size:.88rem;min-height:1.2em;}
.form-note.error{color:#C0392B;}
.form-note.ok{color:var(--live);font-weight:600;}
.modal-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;}
.privacy-note{margin:14px 0 0;font-size:.78rem;color:var(--muted);}
body.modal-open{overflow:hidden;}

.toast{position:fixed;left:50%;bottom:88px;transform:translate(-50%,12px);z-index:70;
  background:var(--dark);color:var(--dark-ink);font-family:var(--mono);font-size:.82rem;
  padding:12px 20px;border-radius:6px;box-shadow:0 10px 30px -8px rgba(14,27,44,.5);
  opacity:0;transition:opacity .3s ease,transform .3s ease;max-width:90vw;}
.toast.show{opacity:1;transform:translate(-50%,0);}

/* whatsapp */
.btn.wa{background:#1FA855;border-color:#178544;color:#fff;}
.btn.wa:hover{background:#178544;}
.wa-fab{position:fixed;right:18px;bottom:18px;z-index:60;width:54px;height:54px;border-radius:50%;
  background:#1FA855;color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px -6px rgba(16,40,28,.45);}
.wa-fab:hover{background:#178544;}