/* Layout: engineering-drawing grid — a navy title band, then sections set like sheets of a BOQ, with item codes and units as the recurring motif. */
:root{
  --bg:#f5f6f9;
  --surface:#ffffff;
  --ink:#0f1d3a;
  --muted:#55607a;
  --line:#dde1ea;
  --navy:#0f2347;
  --navy-2:#17305e;
  --gold:#b98622;
  --gold-soft:#f3e7cc;
  --on-navy:#eef1f7;
  --on-navy-muted:#a9b4cc;
  --grid:rgba(15,35,71,.06);
  --font-display:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --font-body:"Source Sans 3","Segoe UI",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,Consolas,monospace;
  --wrap:1160px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0a1122;--surface:#111b33;--ink:#e7ebf3;--muted:#9aa5bd;--line:#223154;
  --navy:#0d1a36;--navy-2:#16264a;--gold:#dcab4a;--gold-soft:#2a2414;
  --on-navy:#eef1f7;--on-navy-muted:#a9b4cc;--grid:rgba(220,171,74,.06);color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0a1122;--surface:#111b33;--ink:#e7ebf3;--muted:#9aa5bd;--line:#223154;
  --navy:#0d1a36;--navy-2:#16264a;--gold:#dcab4a;--gold-soft:#2a2414;
  --on-navy:#eef1f7;--on-navy-muted:#a9b4cc;--grid:rgba(220,171,74,.06);color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:17px;line-height:1.6}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--navy)}
a{color:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--font-display);font-weight:700;line-height:1.05;text-wrap:balance;margin:0;letter-spacing:.005em}
h2{font-size:clamp(2.1rem,4.4vw,3.1rem);text-transform:uppercase}
h3{font-size:1.45rem;text-transform:uppercase;letter-spacing:.02em}
p{margin:0}
.eyebrow{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);display:block;margin-bottom:12px}
.lede{color:var(--muted);max-width:62ch;font-size:1.08rem}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}

/* Nav */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--navy);color:var(--on-navy);border-bottom:1px solid rgba(255,255,255,.08)}
.nav .wrap{display:flex;align-items:center;gap:24px;padding-block:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;margin-right:auto}
.brand svg{flex:none}
.brand b{font-family:var(--font-display);font-size:1.45rem;letter-spacing:.04em;font-weight:700}
.brand b span{color:var(--gold)}
.brand small{display:block;font-family:var(--font-mono);font-size:.6rem;letter-spacing:.32em;color:var(--on-navy-muted);margin-top:-2px}
.nav ul{display:flex;gap:22px;list-style:none;margin:0;padding:0}
.nav ul a{text-decoration:none;font-size:.95rem;color:var(--on-navy-muted)}
.nav ul a:hover{color:var(--on-navy)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:3px;font-weight:600;text-decoration:none;font-size:.97rem;border:1px solid transparent;cursor:pointer;font-family:var(--font-body)}
.btn-gold{background:var(--gold);color:#14100a}
.btn-gold:hover{filter:brightness(1.08)}
.btn-ghost{border-color:rgba(255,255,255,.3);color:var(--on-navy)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.nav ul a[aria-current="page"]{color:var(--on-navy);box-shadow:inset 0 -2px 0 var(--gold);padding-bottom:4px}
.menu-btn{display:none;background:transparent;border:1px solid rgba(255,255,255,.3);color:var(--on-navy);border-radius:3px;width:42px;height:40px;cursor:pointer;place-items:center}
.menu-btn svg{display:block}
@media (max-width:820px){
  .menu-btn{display:grid}
  .nav .wrap{flex-wrap:wrap}
  .nav .btn-gold{padding:9px 14px;font-size:.9rem}
  .nav ul{display:none;order:3;flex-basis:100%;flex-direction:column;gap:0;padding:6px 0 4px;border-top:1px solid rgba(255,255,255,.1)}
  .nav.open ul{display:flex}
  .nav ul a{display:block;padding:12px 2px;font-size:1.05rem}
  .nav ul a[aria-current="page"]{box-shadow:none;color:var(--gold)}
}
@media (max-width:420px){.nav .btn-gold{display:none}}

/* Hero */
.hero{background:var(--navy);color:var(--on-navy);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:32px 32px;pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-block:72px 84px}
.hero h1{font-size:clamp(2.8rem,6.4vw,5rem);text-transform:uppercase}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero p.lede{color:var(--on-navy-muted);margin-top:20px}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero .facts{display:flex;flex-wrap:wrap;gap:28px;margin-top:40px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12)}
.hero .facts div{min-width:0}
.hero .facts strong{display:block;font-family:var(--font-display);font-size:2rem;color:var(--on-navy);line-height:1}
.hero .facts span{font-size:.85rem;color:var(--on-navy-muted)}

.sheet{background:var(--surface);color:var(--ink);border-radius:4px;box-shadow:0 30px 60px -20px rgba(0,0,0,.5);overflow:hidden;min-width:0}
.sheet-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;border-bottom:2px solid var(--ink)}
.sheet-head b{font-family:var(--font-display);text-transform:uppercase;font-size:1.15rem;letter-spacing:.04em}
.tag{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;background:var(--gold-soft);color:var(--gold);padding:3px 8px;border-radius:2px;white-space:nowrap}
.sheet .scroll{overflow-x:auto}
.sheet table{width:100%;border-collapse:collapse;font-size:.82rem;min-width:420px}
.sheet th,.sheet td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--line)}
.sheet th{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:500}
.sheet td.n,.sheet th.n{text-align:right;font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.sheet td.c{font-family:var(--font-mono);color:var(--muted)}
.sheet tfoot td{font-weight:700;border-bottom:0;border-top:2px solid var(--ink)}
.sheet .note{padding:10px 18px;font-size:.75rem;color:var(--muted);background:var(--bg)}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr;gap:40px;padding-block:52px 60px}}

/* Sections */
section{padding-block:88px}
.sec-head{display:grid;grid-template-columns:1fr 1fr;gap:24px 56px;align-items:end;margin-bottom:48px}
@media (max-width:820px){section{padding-block:64px}.sec-head{grid-template-columns:1fr}}

/* Services */
.services{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.svc{background:var(--surface);padding:32px;display:flex;flex-direction:column;gap:14px;min-width:0}
.svc .code{font-family:var(--font-mono);font-size:.78rem;color:var(--gold);letter-spacing:.08em}
.svc p{color:var(--muted)}
.svc ul{list-style:none;padding:0;margin:4px 0 0;display:grid;gap:7px}
.svc li{display:flex;gap:10px;font-size:.98rem}
.svc li::before{content:"";flex:none;width:12px;height:2px;background:var(--gold);margin-top:.75em}
@media (max-width:760px){.services{grid-template-columns:1fr}.svc{padding:24px}}

/* Clients */
.alt{background:var(--surface);border-block:1px solid var(--line)}
.clients{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.client{display:flex;flex-direction:column;gap:10px;padding-top:20px;border-top:3px solid var(--navy-2);min-width:0}
:root[data-theme="dark"] .client{border-top-color:var(--gold)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .client{border-top-color:var(--gold)}}
.client p{color:var(--muted);font-size:.97rem}
.client .need{font-family:var(--font-mono);font-size:.72rem;color:var(--gold);letter-spacing:.06em;text-transform:uppercase;margin-top:auto}
@media (max-width:960px){.clients{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.clients{grid-template-columns:1fr}}

/* Process */
.process{display:grid;grid-template-columns:repeat(7,1fr);gap:0;counter-reset:step;position:relative}
.step{padding:0 14px 0 0;min-width:0;position:relative}
.step .dot{display:flex;align-items:center;gap:0;margin-bottom:18px}
.step .dot span{flex:none;width:40px;height:40px;border-radius:50%;background:var(--navy);color:var(--on-navy);display:grid;place-items:center;font-family:var(--font-mono);font-size:.85rem;border:2px solid var(--gold)}
.step .dot::after{content:"";flex:1;height:2px;background:repeating-linear-gradient(90deg,var(--gold) 0 6px,transparent 6px 11px)}
.step:last-child .dot::after{display:none}
.step h3{font-size:1.15rem;margin-bottom:8px}
.step p{font-size:.9rem;color:var(--muted)}
@media (max-width:1020px){.process{grid-template-columns:1fr;gap:0}
  .step{display:grid;grid-template-columns:40px 1fr;column-gap:18px;padding:0 0 26px}
  .step .dot{grid-row:span 2;flex-direction:column;margin:0;height:100%}
  .step .dot::after{width:2px;height:auto;flex:1;background:repeating-linear-gradient(180deg,var(--gold) 0 6px,transparent 6px 11px);margin-top:4px}
}

/* Deliverables */
.deliv{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.d{background:var(--surface);border:1px solid var(--line);border-radius:3px;padding:22px;display:grid;grid-template-columns:auto 1fr;gap:4px 14px;align-items:baseline;min-width:0}
.d .mono{color:var(--gold);font-size:.8rem;grid-row:span 2}
.d b{font-weight:600}
.d p{color:var(--muted);font-size:.93rem;grid-column:2}
@media (max-width:900px){.deliv{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.deliv{grid-template-columns:1fr}}

/* Founder */
.founder{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
.card-founder{background:var(--navy);color:var(--on-navy);padding:34px;border-radius:4px;position:relative;overflow:hidden}
.card-founder::after{content:"";position:absolute;right:-30px;bottom:-30px;width:160px;height:160px;border:2px solid var(--gold);opacity:.35;transform:rotate(45deg)}
.mono-initials{width:72px;height:72px;border-radius:50%;border:2px solid var(--gold);display:grid;place-items:center;font-family:var(--font-display);font-size:1.9rem;color:var(--gold);margin-bottom:20px}
.card-founder h3{font-size:2rem}
.card-founder .role{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.12em;color:var(--gold);text-transform:uppercase;margin:6px 0 18px}
.card-founder p{color:var(--on-navy-muted)}
.quals{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:8px;font-size:.95rem}
.quals li{display:flex;gap:10px}
.quals li::before{content:"";flex:none;width:7px;height:7px;background:var(--gold);margin-top:.6em;transform:rotate(45deg)}
.timeline{display:grid;gap:0;margin-top:8px}
.tl{display:grid;grid-template-columns:150px 1fr;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}
.tl:first-child{border-top:1px solid var(--line)}
.tl .when{font-family:var(--font-mono);font-size:.82rem;color:var(--muted)}
.tl b{display:block;font-size:1.05rem}
.tl p{color:var(--muted);font-size:.95rem}
.tl .val{font-family:var(--font-mono);color:var(--gold);font-size:.85rem}
.tl.now .when{color:var(--gold)}
.tools{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.tools span{font-family:var(--font-mono);font-size:.75rem;padding:6px 10px;border:1px solid var(--line);border-radius:2px;color:var(--muted);background:var(--surface)}
@media (max-width:900px){.founder{grid-template-columns:1fr;gap:36px}}
@media (max-width:520px){.tl{grid-template-columns:1fr;gap:4px}}

/* Contact */
.contact{background:var(--navy);color:var(--on-navy)}
.contact h2{color:var(--on-navy)}
.contact .lede{color:var(--on-navy-muted)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-top:44px}
.details{display:grid;gap:0}
.row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.12);min-width:0}
.row:first-child{border-top:1px solid rgba(255,255,255,.12)}
.row label{display:block;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold)}
.row .v{font-size:1.08rem;word-break:break-word;user-select:all}
.copy{flex:none;background:transparent;border:1px solid rgba(255,255,255,.25);color:var(--on-navy-muted);font-family:var(--font-mono);font-size:.72rem;padding:6px 10px;border-radius:2px;cursor:pointer}
.copy:hover{border-color:var(--gold);color:var(--gold)}
.coverage{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.coverage span{font-size:.88rem;padding:7px 12px;background:rgba(255,255,255,.06);border-radius:2px}
form{background:var(--surface);color:var(--ink);padding:30px;border-radius:4px;display:grid;gap:16px;min-width:0}
form h3{font-size:1.5rem}
form p.small{font-size:.9rem;color:var(--muted);margin-top:-8px}
.field{display:grid;gap:6px}
.field label{font-size:.85rem;font-weight:600}
.field input,.field select,.field textarea{font:inherit;font-size:1rem;padding:11px 12px;border:1px solid var(--line);border-radius:3px;background:var(--bg);color:var(--ink);width:100%}
.field textarea{min-height:110px;resize:vertical}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:820px){.contact-grid{grid-template-columns:1fr}}
@media (max-width:480px){.two{grid-template-columns:1fr}form{padding:22px}}

footer{background:var(--navy);color:var(--on-navy-muted);border-top:1px solid rgba(255,255,255,.1);font-size:.88rem}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-block:24px}

/* Multi-page additions */
.page-head{background:var(--navy);color:var(--on-navy);position:relative;overflow:hidden}
.page-head::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:32px 32px;pointer-events:none}
.page-head .wrap{position:relative;padding-block:64px 56px}
.page-head h1{font-size:clamp(2.5rem,5.4vw,4.2rem);text-transform:uppercase;max-width:20ch}
.page-head h1 em{font-style:normal;color:var(--gold)}
.page-head .lede{color:var(--on-navy-muted);margin-top:18px}
.crumbs{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--on-navy-muted);margin-bottom:18px}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--gold)}
.crumbs span{color:var(--gold)}

.more{display:inline-flex;align-items:center;gap:8px;margin-top:32px;font-weight:600;text-decoration:none;color:var(--ink);border-bottom:2px solid var(--gold);padding-bottom:2px}
.more:hover{color:var(--gold)}

.cta-band{background:var(--navy);color:var(--on-navy)}
.cta-band .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.cta-band h2{color:var(--on-navy);max-width:22ch}
.cta-band .lede{color:var(--on-navy-muted);margin-top:12px}
.cta-band .ctas{display:flex;flex-wrap:wrap;gap:12px}

.svc-detail{display:grid;grid-template-columns:260px 1fr;gap:48px;padding-block:48px;border-top:1px solid var(--line)}
.svc-detail:first-child{border-top:0;padding-top:0}
.svc-detail .code{font-family:var(--font-mono);font-size:.8rem;color:var(--gold);letter-spacing:.08em;display:block;margin-bottom:10px}
.svc-detail h2{font-size:clamp(1.9rem,3.4vw,2.5rem)}
.svc-detail .body{display:grid;gap:22px;min-width:0}
.svc-detail .body>p{color:var(--muted);font-size:1.05rem;max-width:64ch}
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.svc-grid div{background:var(--surface);padding:18px 20px;min-width:0}
.svc-grid b{display:block;margin-bottom:4px}
.svc-grid p{color:var(--muted);font-size:.94rem}
.ideal{font-family:var(--font-mono);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.ideal b{color:var(--gold);font-weight:500}
@media (max-width:860px){.svc-detail{grid-template-columns:1fr;gap:20px}}
@media (max-width:560px){.svc-grid{grid-template-columns:1fr}}

.values{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.values div{padding-top:20px;border-top:3px solid var(--gold);min-width:0}
.values h3{margin-bottom:8px}
.values p{color:var(--muted)}
@media (max-width:820px){.values{grid-template-columns:1fr}}

.faq{display:grid;gap:0;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--font-mono);color:var(--gold);font-size:1.2rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);margin-top:10px;max-width:70ch}

.hp{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}
.req{color:var(--gold)}
.form-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.form-actions .btn-wa{background:transparent;border-color:var(--line);color:var(--ink)}
.form-actions .btn-wa:hover{border-color:var(--gold);color:var(--gold)}
.form-status{font-size:.95rem;padding:12px 14px;border-radius:3px;display:none}
.form-status.ok{display:block;background:var(--gold-soft);color:var(--ink);border-left:3px solid var(--gold)}
.form-status.err{display:block;background:rgba(200,60,60,.12);color:var(--ink);border-left:3px solid #c83c3c}
.btn[disabled]{opacity:.6;cursor:wait}

.center-page{min-height:60vh;display:grid;place-items:center;text-align:center}
.center-page .lede{margin:18px auto 0}
.center-page .ctas{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:28px}
.center-page .big{font-family:var(--font-mono);color:var(--gold);font-size:.9rem;letter-spacing:.12em}

footer .wrap{padding-block:40px 24px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;width:100%;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-grid h4{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);margin:0 0 12px;font-weight:500}
.foot-grid ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.foot-grid a{text-decoration:none}
.foot-grid a:hover{color:var(--gold)}
.foot-grid p{max-width:36ch}
.foot-base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;width:100%}
@media (max-width:720px){.foot-grid{grid-template-columns:1fr}}
.details-light .row{border-color:var(--line)}
.details-light .copy{border-color:var(--line);color:var(--muted)}
.details-light .copy:hover{border-color:var(--gold);color:var(--gold)}
.details-light+.coverage span{background:var(--surface);border:1px solid var(--line)}