:root{
  --ink:#14151A;
  --ink-2:#20222B;
  --ink-3:#2C2F3A;
  --paper:#F5F2EB;
  --paper-2:#EDE9DE;
  --accent:#EC5A2A;
  --accent-ink:#B93E17;
  --muted:#6C7078;
  --muted-2:#8A8E96;
  --line:rgba(20,21,26,.14);
  --line-soft:rgba(20,21,26,.08);
  --radius:14px;
  --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:"Space Grotesk",sans-serif;font-weight:600;line-height:1.05;margin:0;letter-spacing:-.02em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.mono{font-family:"Space Mono",ui-monospace,monospace;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase}

/* blueprint grid background */
.grid-bg{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(var(--line-soft) 1px,transparent 1px),
    linear-gradient(90deg,var(--line-soft) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(120% 90% at 50% 0%,#000 40%,transparent 100%);
  opacity:.9;
}
main,header,footer{position:relative;z-index:1}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(10px);
  background:color-mix(in srgb,var(--paper) 82%,transparent);
  border-bottom:1px solid var(--line-soft)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px}
.brand svg{width:38px;height:38px;flex:none}
.brand-txt{display:flex;flex-direction:column;line-height:1}
.brand-txt .kicker{font-family:"Space Mono",monospace;font-size:.6rem;letter-spacing:.34em;color:var(--muted)}
.brand-txt .name{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:1.18rem;letter-spacing:-.01em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links>a{font-size:.94rem;font-weight:500;color:var(--ink);opacity:.78;transition:opacity .2s}
.nav-links>a:hover{opacity:1}
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:.94rem;
  padding:12px 20px;border-radius:100px;border:1px solid var(--ink);transition:.22s var(--ease);cursor:pointer}
.btn-primary{background:var(--ink);color:var(--paper)}
.btn-primary:hover{background:var(--accent);border-color:var(--accent);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.btn .arr{transition:transform .22s var(--ease)}
.btn:hover .arr{transform:translateX(3px)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.25s}

/* dropdown */
.nav-item{position:relative;display:flex;align-items:center}
.drop-toggle{font-size:.94rem;font-weight:500;color:var(--ink);opacity:.78;display:inline-flex;align-items:center;gap:6px;cursor:pointer;transition:opacity .2s}
.nav-item:hover .drop-toggle,.nav-item:focus-within .drop-toggle{opacity:1}
.drop-toggle .chev{width:12px;height:12px;stroke:currentColor;fill:none;stroke-width:2;transition:transform .25s var(--ease)}
.has-drop:hover .drop-toggle .chev,.has-drop:focus-within .drop-toggle .chev{transform:rotate(180deg)}
.drop{position:absolute;top:calc(100% + 16px);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:312px;background:var(--paper);border:1px solid var(--line);border-radius:16px;
  box-shadow:0 26px 55px -24px rgba(20,21,26,.4);padding:10px;
  opacity:0;visibility:hidden;transition:opacity .22s var(--ease),transform .22s var(--ease),visibility 0s .22s;z-index:60}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);transition:opacity .22s var(--ease),transform .22s var(--ease)}
.drop::before{content:"";position:absolute;top:-18px;left:0;right:0;height:18px}
.drop a{display:flex;flex-direction:column;gap:2px;padding:11px 14px;border-radius:11px;opacity:1;transition:background .18s}
.drop a:hover{background:var(--paper-2)}
.drop a .t{font-family:"Space Grotesk";font-weight:600;font-size:1rem;color:var(--ink);display:flex;align-items:center;gap:9px}
.drop a .t::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--accent);flex:none}
.drop a .d{font-size:.82rem;color:var(--muted);padding-left:16px}

/* ---------- hero ---------- */
.hero{padding:78px 0 40px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--muted);margin-bottom:26px}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 22%,transparent)}
.hero h1{font-size:clamp(2.6rem,6.2vw,5rem);font-weight:700}
.hero h1 em{font-style:normal;color:var(--accent);position:relative}
.hero .lead{font-size:1.22rem;color:var(--ink-2);max-width:33ch;margin:26px 0 34px;opacity:.9}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-meta{display:flex;gap:40px;margin-top:44px;padding-top:26px;border-top:1px solid var(--line)}
.hero-meta .num{font-family:"Space Grotesk";font-size:2rem;font-weight:600}
.hero-meta .lbl{font-size:.82rem;color:var(--muted);margin-top:2px}

/* structural graphic */
.struct{position:relative;aspect-ratio:1/1;max-width:440px;margin-left:auto;width:100%}
.struct .frame{position:absolute;inset:0;border:1.5px solid var(--line);border-radius:18px}
.struct .frame::before,.struct .frame::after{content:"";position:absolute;width:14px;height:14px;border:2px solid var(--accent)}
.struct .frame::before{top:-2px;left:-2px;border-right:0;border-bottom:0}
.struct .frame::after{bottom:-2px;right:-2px;border-left:0;border-top:0}

/* ---------- sections shared ---------- */
section{padding:100px 0;position:relative}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:56px;flex-wrap:wrap}
.sec-head .idx{color:var(--accent)}
.sec-head h2{font-size:clamp(2rem,4.4vw,3.3rem);font-weight:700;max-width:16ch}
.sec-head p{color:var(--muted);max-width:40ch;font-size:1.02rem}
.tag{font-family:"Space Mono",monospace;font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);
  display:inline-flex;align-items:center;gap:8px;margin-bottom:18px}
.tag::before{content:"";width:26px;height:1px;background:var(--accent)}

/* services */
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.svc{background:var(--paper);padding:38px 32px;transition:background .3s,transform .3s;display:flex;flex-direction:column}
.svc:hover{background:var(--paper-2)}
.svc .n{font-family:"Space Mono",monospace;font-size:.74rem;color:var(--accent);letter-spacing:.1em}
.svc h3{font-size:1.34rem;margin:20px 0 12px}
.svc p{color:var(--muted);font-size:.97rem;margin:0}
.svc .ic{width:40px;height:40px;border:1.5px solid var(--ink);border-radius:10px;display:grid;place-items:center;margin-top:22px;transition:.3s}
.svc:hover .ic{background:var(--accent);border-color:var(--accent)}
.svc:hover .ic svg{stroke:var(--paper)}
.svc .ic svg{width:20px;height:20px;stroke:var(--ink);fill:none;stroke-width:1.8;transition:.3s}
.svc .more{margin-top:22px;font-weight:600;font-size:.9rem;color:var(--ink);display:inline-flex;gap:8px;align-items:center}
.svc .more .arr{color:var(--accent);transition:transform .22s var(--ease)}
.svc:hover .more .arr{transform:translateX(4px)}
/* CTA card inside services grid */
.svc-cta{background:var(--ink)}
.svc-cta:hover{background:var(--ink-2)}
.svc-cta .n{color:var(--accent)}
.svc-cta h3{color:#fff}
.svc-cta p{color:#C9CBD2}
.svc-cta .more{color:#fff}
.svc-cta .spacer{flex:1}

/* references */
.refs{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.ref{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--paper);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);display:flex;flex-direction:column}
.ref:hover{transform:translateY(-6px);box-shadow:0 24px 50px -24px rgba(20,21,26,.35)}
.ref-shot{aspect-ratio:16/10;position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:var(--paper-2)}
.ref-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top center;z-index:2;
  transition:transform .5s var(--ease)}
.ref:hover .ref-img{transform:scale(1.035)}
.ref-body{padding:26px 28px 28px}
.ref-body .row{display:flex;align-items:center;justify-content:space-between;gap:16px}
.ref-body h3{font-size:1.5rem}
.ref-body .dm{font-family:"Space Mono",monospace;font-size:.74rem;color:var(--muted)}
.ref-body p{color:var(--muted);font-size:.98rem;margin:14px 0 18px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-family:"Space Mono",monospace;font-size:.66rem;letter-spacing:.06em;padding:5px 10px;border:1px solid var(--line);border-radius:100px;color:var(--ink-2)}
.ref-link{display:inline-flex;align-items:center;gap:8px;margin-top:22px;font-weight:600;font-size:.92rem;color:var(--ink)}
.ref-link .arr{transition:transform .22s var(--ease);color:var(--accent)}
.ref:hover .ref-link .arr{transform:translate(3px,-3px)}

/* browser mock inside ref shot */
.mock{position:absolute;inset:0;display:flex;flex-direction:column;background:#fff}
.mock .bar{height:30px;display:flex;align-items:center;gap:6px;padding:0 12px;background:#f1f1f4;border-bottom:1px solid rgba(0,0,0,.08)}
.mock .bar i{width:9px;height:9px;border-radius:50%;background:#d9dbe0;display:block}
.mock .url{margin-left:10px;font-family:"Space Mono",monospace;font-size:.6rem;color:#8b8f98;
  background:#fff;border-radius:5px;padding:3px 10px;flex:1}
.mock .view{flex:1;position:relative;overflow:hidden}

/* process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;counter-reset:step}
.step{position:relative;padding-top:28px;border-top:2px solid var(--ink)}
.step::before{counter-increment:step;content:"0" counter(step);position:absolute;top:-2px;left:0;
  font-family:"Space Mono",monospace;font-size:.7rem;color:var(--accent);
  background:var(--paper);padding-right:12px;transform:translateY(-50%)}
.step h3{font-size:1.24rem;margin:0 0 10px}
.step p{color:var(--muted);font-size:.95rem;margin:0}

/* about / dark band */
.band{background:var(--ink);color:var(--paper);border-radius:22px;padding:70px 60px;position:relative;overflow:hidden}
.band::after{content:"";position:absolute;inset:0;pointer-events:none;
  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:44px 44px;mask-image:radial-gradient(120% 120% at 90% 10%,#000,transparent 70%)}
.band-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center;position:relative;z-index:1}
.band h2{font-size:clamp(1.9rem,3.6vw,2.8rem);font-weight:700}
.band p{color:#C9CBD2;font-size:1.08rem;margin:22px 0 0;max-width:46ch}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--ink-3);border:1px solid var(--ink-3);border-radius:var(--radius);overflow:hidden}
.stat{background:var(--ink);padding:28px 26px}
.stat .num{font-family:"Space Grotesk";font-size:2.4rem;font-weight:600;color:#fff}
.stat .num span{color:var(--accent)}
.stat .lbl{color:#9A9DA6;font-size:.86rem;margin-top:4px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact h2{font-size:clamp(2.2rem,4.8vw,3.6rem);font-weight:700}
.contact .lead{color:var(--muted);font-size:1.1rem;margin:20px 0 34px;max-width:36ch}
.cinfo{display:flex;flex-direction:column;gap:2px;margin-bottom:14px}
.cinfo a{font-family:"Space Grotesk";font-size:1.5rem;font-weight:600}
.cinfo a:hover{color:var(--accent)}
.cinfo .k{font-family:"Space Mono",monospace;font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
form{display:grid;gap:16px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:32px}
label{font-family:"Space Mono",monospace;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:8px}
input,textarea{width:100%;font-family:inherit;font-size:1rem;color:var(--ink);background:var(--paper-2);
  border:1px solid var(--line);border-radius:10px;padding:13px 14px;transition:.2s}
input:focus,textarea:focus{outline:0;border-color:var(--accent);background:#fff}
textarea{resize:vertical;min-height:120px}
.form-note{font-size:.8rem;color:var(--muted)}

/* footer */
footer{border-top:1px solid var(--line);padding:56px 0 40px}
.foot{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.foot .brand .name{font-size:1.05rem}
.foot-links{display:flex;gap:26px;flex-wrap:wrap}
.foot-links a{font-size:.9rem;color:var(--muted);transition:color .2s}
.foot-links a:hover{color:var(--ink)}
.foot-legal{margin-top:30px;padding-top:22px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem;color:var(--muted)}

/* ---------- service detail page ---------- */
.crumb{font-family:"Space Mono",monospace;font-size:.72rem;letter-spacing:.1em;color:var(--muted);
  display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-bottom:26px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--accent)}
.crumb .sep{opacity:.45}
.crumb .cur{color:var(--ink)}
.shero{padding:56px 0 26px}
.shero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:52px;align-items:start}
.svc-badge{width:66px;height:66px;border-radius:17px;background:var(--ink);display:grid;place-items:center;margin-bottom:26px}
.svc-badge svg{width:31px;height:31px;stroke:var(--paper);fill:none;stroke-width:1.7}
.shero h1{font-size:clamp(2.3rem,5vw,3.9rem);font-weight:700}
.shero .lead{font-size:1.24rem;color:var(--ink-2);margin:24px 0 32px;max-width:46ch;opacity:.92}
.shero-cta{display:flex;gap:14px;flex-wrap:wrap}
.factcard{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:26px 28px;box-shadow:0 18px 40px -30px rgba(20,21,26,.4)}
.factcard .ttl{font-family:"Space Mono",monospace;font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.fact{padding:15px 0;border-bottom:1px solid var(--line-soft)}
.fact:last-of-type{border-bottom:0}
.fact .k{font-family:"Space Mono",monospace;font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.fact .v{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:1.04rem;margin-top:3px}
.factcard .btn{width:100%;justify-content:center;margin-top:22px}

.narrow{max-width:820px}
.lead-p{font-size:1.14rem;color:var(--ink-2);max-width:65ch}
.rich p{color:var(--muted);font-size:1.02rem;max-width:68ch}
.rich h3{font-size:1.5rem;margin:38px 0 12px}

.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat .card{border:1px solid var(--line);border-radius:14px;padding:28px;background:var(--paper);transition:.28s var(--ease)}
.feat .card:hover{transform:translateY(-4px);box-shadow:0 20px 44px -28px rgba(20,21,26,.4)}
.feat .card .fic{width:40px;height:40px;border-radius:10px;background:var(--paper-2);display:grid;place-items:center;margin-bottom:18px}
.feat .card .fic svg{width:20px;height:20px;stroke:var(--accent);fill:none;stroke-width:1.8}
.feat .card h3{font-size:1.16rem;margin:0 0 8px}
.feat .card p{color:var(--muted);font-size:.94rem;margin:0}

.checklist{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:16px 44px}
.checklist li{display:flex;gap:13px;align-items:flex-start;font-size:1.02rem;color:var(--ink-2)}
.checklist li::before{content:"\2713";flex:none;width:24px;height:24px;border-radius:7px;
  background:color-mix(in srgb,var(--accent) 15%,transparent);color:var(--accent-ink);
  font-weight:700;font-size:13px;display:flex;align-items:center;justify-content:center;margin-top:1px}

.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:24px 0;display:flex;justify-content:space-between;align-items:center;gap:20px;
  font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:1.14rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pm{width:22px;height:22px;flex:none;position:relative}
.faq summary .pm::before,.faq summary .pm::after{content:"";position:absolute;background:var(--accent);border-radius:2px}
.faq summary .pm::before{top:10px;left:1px;right:1px;height:2px}
.faq summary .pm::after{left:10px;top:1px;bottom:1px;width:2px;transition:transform .25s var(--ease)}
.faq details[open] summary .pm::after{transform:scaleY(0)}
.faq .a{color:var(--muted);margin:0 0 24px;max-width:74ch}

.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.rel-card{border:1px solid var(--line);border-radius:14px;padding:24px;background:var(--paper);transition:.26s var(--ease)}
.rel-card:hover{background:var(--paper-2);transform:translateY(-4px)}
.rel-card .rn{font-family:"Space Mono",monospace;font-size:.7rem;color:var(--accent);letter-spacing:.1em}
.rel-card h4{font-size:1.14rem;margin:12px 0 7px}
.rel-card p{font-size:.86rem;color:var(--muted);margin:0}
.cta-band{text-align:center}
.cta-band h2{max-width:20ch;margin:0 auto}
.cta-band p{margin:20px auto 30px;text-align:center}
.cta-band .btn{margin:0 6px}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:920px){
  .hero-grid,.band-grid,.contact-grid,.shero-grid{grid-template-columns:1fr}
  .struct{max-width:360px;margin:10px auto 0;order:-1}
  .services{grid-template-columns:1fr 1fr}
  .refs{grid-template-columns:1fr}
  .process{grid-template-columns:1fr 1fr}
  .band{padding:48px 32px}
  .feat{grid-template-columns:1fr 1fr}
  .related-grid{grid-template-columns:1fr 1fr}
  .factcard{position:static}
}
@media(max-width:640px){
  .wrap{padding:0 20px}
  .nav-links{display:none}
  .nav-links.open{display:flex;position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;
    background:var(--paper);border-bottom:1px solid var(--line);padding:8px 20px 20px}
  .nav-links.open>a{padding:14px 0;border-bottom:1px solid var(--line-soft);width:100%}
  .nav-links.open .nav-item{flex-direction:column;align-items:flex-start;width:100%}
  .nav-links.open .drop-toggle{padding:14px 0;width:100%;border-bottom:1px solid var(--line-soft)}
  .nav-links.open .drop-toggle .chev{display:none}
  .nav-links.open .drop{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;border:0;
    padding:4px 0 8px;min-width:0;background:transparent}
  .nav-links.open .drop::before{display:none}
  .nav-links.open .drop a{padding:11px 0 11px 14px;border-bottom:1px solid var(--line-soft)}
  .nav-links.open .drop a .d{display:none}
  .nav-toggle{display:block}
  .services{grid-template-columns:1fr}
  .process{grid-template-columns:1fr}
  .feat{grid-template-columns:1fr}
  .checklist{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .hero-meta{gap:24px}
  section{padding:72px 0}
  .band{padding:40px 24px}
}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}