:root{
  --bg:#07090b;
  --panel:#0d1115;
  --panel2:#11171c;
  --text:#f4f7f9;
  --muted:#aab4bc;
  --cyan:#09bdf2;
  --cyan2:#087fa8;
  --line:rgba(255,255,255,.10);
  --max:1180px;
  --header-h:76px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --font-display:"Manrope",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Source Sans 3",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 8% -10%, rgba(9,189,242,.07), transparent 60%),
    radial-gradient(900px 560px at 100% 18%, rgba(8,127,168,.09), transparent 62%),
    linear-gradient(180deg,#080a0c 0%,var(--bg) 40%,#080a0c 100%);
  background-attachment:fixed;
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.nav-open{overflow:hidden}
a{color:inherit;text-decoration:none}
.container{width:min(var(--max),calc(100% - 40px));margin:auto}

h1,h2,h3,.eyebrow,.btn,.nav-cta,.primary-nav,.service-num,.process-step span,
.cert-label,.contact-details strong,.callback-form label,footer{
  font-family:var(--font-display);
}
h1,h2,h3{font-weight:700;margin:0}

.visually-hidden{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
.skip-link{
  position:absolute;left:16px;top:-48px;z-index:100;
  background:var(--cyan);color:#041017;padding:10px 14px;border-radius:8px;font-weight:800;font-size:12px;
}
.skip-link:focus{top:12px}

:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}

/* ——— Header / brand slot ——— */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(7,9,11,.78);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(7,9,11,.94);
  border-bottom-color:var(--line);
  box-shadow:0 8px 28px rgba(0,0,0,.28);
}
.nav-wrap{
  min-height:var(--header-h);
  display:flex;align-items:center;gap:28px;
  position:relative;
}

.brand{
  display:inline-flex;align-items:center;gap:12px;margin-right:auto;
  padding:4px 0;min-width:0;
}
.brand-mark{
  display:block;height:46px;width:auto;flex-shrink:0;
  object-fit:contain;object-position:center;
}
.brand-wordmark{
  display:block;height:28px;width:auto;max-width:min(180px,36vw);
  object-fit:contain;object-position:left center;
}

.primary-nav{
  display:flex;align-items:center;gap:28px;
  font-size:13.5px;font-weight:600;letter-spacing:.01em;color:#d7dee3;
}
.primary-nav a{position:relative;padding:6px 0;transition:color .2s var(--ease)}
.primary-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--cyan);transform:scaleX(0);transform-origin:left;
  transition:transform .25s var(--ease);
}
.primary-nav a:hover{color:var(--text)}
.primary-nav a:hover::after{transform:scaleX(1)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(9,189,242,.55);
  padding:10px 18px;border-radius:8px;
  font:inherit;font-family:var(--font-display);
  font-size:12.5px;font-weight:700;letter-spacing:.04em;color:var(--cyan);
  background:transparent;cursor:pointer;
  transition:background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.nav-cta:hover{background:rgba(9,189,242,.12);border-color:var(--cyan)}
.nav-cta--mobile{display:none;text-align:center;justify-content:center}

.nav-toggle{
  display:none;
  width:44px;height:44px;margin-left:auto;
  border:1px solid var(--line);border-radius:10px;
  background:rgba(255,255,255,.03);color:var(--text);cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after{
  display:block;width:18px;height:2px;background:currentColor;
  border-radius:2px;position:relative;transition:transform .25s var(--ease), opacity .2s;
}
.nav-toggle-bars::before,
.nav-toggle-bars::after{
  content:"";position:absolute;left:0;
}
.nav-toggle-bars::before{top:-6px}
.nav-toggle-bars::after{top:6px}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars{background:transparent}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after{top:0;transform:rotate(-45deg)}

/* ——— Hero ——— */
.hero{
  position:relative;overflow:hidden;
  min-height:min(calc(100svh - var(--header-h)),820px);
  display:grid;align-items:center;
  padding:64px 0;
  border-bottom:1px solid var(--line);
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(9,189,242,.35),transparent);
  pointer-events:none;
}
.hero-glow{
  position:absolute;width:820px;height:820px;border-radius:50%;
  right:-300px;top:-260px;
  background:radial-gradient(circle,rgba(9,189,242,.10),rgba(8,127,168,.04) 45%,transparent 68%);
  pointer-events:none;
  animation:glow-pulse 10s ease-in-out infinite;
}
@keyframes glow-pulse{
  0%,100%{opacity:1;transform:scale(1)}
  50%{opacity:.7;transform:scale(1.05)}
}
.hero-grid{
  display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;
  position:relative;
}
.eyebrow{
  font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--cyan);font-weight:700;margin:0 0 18px;
}
.hero h1{
  font-size:clamp(42px,5.6vw,72px);line-height:1.02;letter-spacing:-.035em;
  font-weight:800;
  margin:0 0 22px;max-width:720px;
}
.hero h1 span{color:var(--cyan)}
.lead{font-size:clamp(17px,1.3vw,19px);line-height:1.6;color:var(--muted);max-width:560px;margin:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:34px 0 0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:50px;padding:0 22px;border-radius:8px;
  border:1px solid transparent;font-weight:700;font-size:13px;
  letter-spacing:.04em;cursor:pointer;font-family:var(--font-display);
  transition:background .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease), color .2s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--cyan);color:#041017}
.btn-primary:hover{background:#2ccbf7}
.btn-primary:active{background:var(--cyan2);color:var(--text)}
.btn-ghost{border-color:var(--line);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:rgba(9,189,242,.5);background:rgba(9,189,242,.06)}

.hero-visual{min-height:440px;display:grid;place-items:center;position:relative}
.hero-visual::before{
  content:"";position:absolute;width:min(520px,90%);aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(9,189,242,.12),transparent 62%);
  filter:blur(10px);
}
.hero-logo-img{
  display:block;position:relative;
  width:min(380px,62vw);
  height:auto;
  margin:auto;
  filter:drop-shadow(0 28px 60px rgba(0,0,0,.5));
  animation:hero-logo-in 1s var(--ease) both;
}
@keyframes hero-logo-in{
  from{opacity:0;transform:translateY(20px) scale(.98)}
  to{opacity:1;transform:none}
}

/* ——— Sections ——— */
.section{padding:120px 0}
.section-dark{
  background:linear-gradient(180deg,#0b0f13,#0a0e12);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section-heading{max-width:760px;margin-bottom:56px}
.section-heading h2{
  font-size:clamp(32px,3.8vw,50px);line-height:1.08;letter-spacing:-.03em;margin:0 0 16px;
}
.section-heading>p:last-child{color:var(--muted);max-width:640px;font-size:17px;margin:0}

/* Services: editorial numbered rows */
.service-list{
  list-style:none;margin:0;padding:0;
  border-top:1px solid var(--line);
}
.service-row{
  display:grid;grid-template-columns:72px 1.05fr 1.6fr;gap:32px;align-items:start;
  padding:30px 0;border-bottom:1px solid var(--line);
  position:relative;
  transition:padding-left .3s var(--ease);
}
.service-row::before{
  content:"";position:absolute;left:0;top:0;bottom:-1px;width:2px;
  background:var(--cyan);transform:scaleY(0);transform-origin:top;
  transition:transform .3s var(--ease);
}
.service-row:hover{padding-left:16px}
.service-row:hover::before{transform:scaleY(1)}
.service-num{
  color:var(--cyan);font-size:12px;letter-spacing:.14em;font-weight:700;
  padding-top:6px;
}
.service-row h3{font-size:clamp(20px,1.8vw,24px);line-height:1.2;letter-spacing:-.015em}
.service-row p{font-size:15.5px;color:var(--muted);margin:0;max-width:560px}

/* Process */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.process-step{background:#0b0f13;padding:34px 32px;min-height:220px}
.process-step span{color:var(--cyan);font-size:12px;font-weight:700;letter-spacing:.15em}
.process-step h3{font-size:24px;letter-spacing:-.02em;margin:34px 0 10px}
.process-step p{color:var(--muted);font-size:15px;margin:0}

/* ——— Certificates (modular grid) ——— */
.cert-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.cert-card{
  display:flex;gap:22px;padding:28px;
  background:var(--panel);border:1px solid var(--line);border-radius:12px;
  transition:border-color .25s var(--ease), background .25s var(--ease);
}
.cert-card:hover{border-color:rgba(9,189,242,.4);background:var(--panel2)}
.cert-badge{
  width:76px;min-width:76px;height:76px;border:1px solid rgba(9,189,242,.5);border-radius:50%;
  display:grid;place-items:center;color:var(--cyan);
  background:rgba(9,189,242,.06);
  flex-shrink:0;overflow:visible;
}
.cert-badge img{
  display:block;width:auto;height:50px;max-width:42px;
  object-fit:contain;object-position:center;
}
.cert-body{min-width:0}
.cert-label{font-size:10.5px;letter-spacing:.18em;color:var(--cyan);font-weight:700;margin:0}
.cert-card h3{margin:8px 0;font-size:20px;letter-spacing:-.015em}
.cert-card p:not(.cert-label){color:var(--muted);font-size:15px;margin:0 0 10px}
.cert-card a{font-size:13px;color:var(--cyan);font-weight:600;font-family:var(--font-display)}
.cert-card a:hover{color:var(--text)}
.cert-empty{color:var(--muted);font-size:14px;margin:0;grid-column:1 / -1}

/* ——— Contact ——— */
.contact-section{
  background:
    radial-gradient(700px 400px at 0% 100%, rgba(9,189,242,.06), transparent 60%),
    linear-gradient(120deg,#0a1014,#080a0c);
  border-top:1px solid var(--line);
}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:start}
.contact-copy h2{font-size:clamp(32px,3.8vw,50px);line-height:1.08;letter-spacing:-.03em;margin:0 0 18px}
.contact-copy>p:not(.eyebrow){color:var(--muted);max-width:480px;font-size:17px;margin:0 0 28px}
.contact-copy .btn{margin-top:4px}

.contact-side{display:grid;gap:28px}
.contact-details{display:grid;border-top:1px solid var(--line)}
.contact-details a{
  display:grid;grid-template-columns:130px 1fr;align-items:baseline;padding:18px 0;
  border-bottom:1px solid var(--line);font-size:15.5px;
}
.contact-details a:hover span{color:var(--cyan)}
.contact-details strong{color:var(--cyan);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;font-weight:700}
.contact-details span{color:#d8e0e5;transition:color .2s var(--ease)}

/* Callback dialog */
.callback-dialog{
  padding:0;border:0;background:transparent;
  max-width:calc(100vw - 32px);width:min(440px,100%);
  color:inherit;
}
.callback-dialog::backdrop{
  background:rgba(4,6,8,.72);
  backdrop-filter:blur(4px);
}
.callback-dialog-panel{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:14px;
  padding:28px 28px 24px;
  box-shadow:0 24px 64px rgba(0,0,0,.45);
}
.callback-dialog-close{
  position:absolute;top:12px;right:12px;
  width:40px;height:40px;border:0;border-radius:8px;
  background:transparent;color:#9aa4ab;cursor:pointer;
  font-size:28px;line-height:1;display:grid;place-items:center;
  transition:color .2s var(--ease), background .2s var(--ease);
}
.callback-dialog-close:hover{color:var(--text);background:rgba(255,255,255,.05)}
.callback-dialog-title{
  margin:8px 0 10px;font-size:clamp(24px,3vw,30px);
  letter-spacing:-.03em;line-height:1.15;
}
.callback-dialog-lead{
  margin:0 0 22px;color:var(--muted);font-size:15px;line-height:1.5;
}

/* Callback form (hidden while inactive; see js/callback.js) */
.callback-form{
  background:transparent;border:0;
  padding:0;border-radius:0;display:grid;gap:17px;
}
.callback-form.is-inactive{display:none}
.callback-form-fields{display:grid;gap:17px}
.callback-form.is-submitting{opacity:.82;pointer-events:none}
.form-inactive{display:grid;gap:14px;align-content:start}
.form-inactive-title{
  margin:0;font-size:18px;font-weight:700;letter-spacing:-.02em;line-height:1.25;
}
.form-inactive p{margin:0;color:var(--muted);font-size:14px}
.callback-form label{
  display:grid;gap:7px;font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;
  font-weight:700;color:#dce3e7;
}
.callback-form input,
.callback-form select,
.callback-form textarea{
  width:100%;background:#080b0e;border:1px solid var(--line);
  color:var(--text);border-radius:7px;padding:13px;font:inherit;
  font-family:var(--font-body);font-size:15px;letter-spacing:0;text-transform:none;
}
.callback-form input:focus,
.callback-form select:focus,
.callback-form textarea:focus{
  outline:1px solid var(--cyan);border-color:var(--cyan);
}
.callback-form input[aria-invalid="true"],
.callback-form select[aria-invalid="true"]{
  border-color:#e35d6a;outline:1px solid rgba(227,93,106,.45);
}
.optional{color:#68747b;font-weight:500;letter-spacing:0;text-transform:none}
.field-error{
  min-height:0;font-size:12px;font-weight:600;letter-spacing:0;text-transform:none;
  color:#ff8b96;margin:0;font-family:var(--font-body);
}
.field-error:empty{display:none}
.form-status{
  margin:0;padding:12px 14px;border-radius:8px;font-size:13px;
  font-weight:600;letter-spacing:0;line-height:1.45;
}
.form-status--success{
  background:rgba(9,189,242,.12);border:1px solid rgba(9,189,242,.35);color:#b9eefc;
}
.form-status--error{
  background:rgba(227,93,106,.12);border:1px solid rgba(227,93,106,.35);color:#ffc0c6;
}
.form-note{font-size:12px;color:#6e7a81;margin:0}
.hp-field{
  position:absolute;left:-10000px;top:auto;width:1px;height:1px;
  overflow:hidden;
}

/* ——— Footer ——— */
footer{
  border-top:1px solid var(--line);padding:30px 0;
  color:#8a949b;font-size:12.5px;letter-spacing:.02em;
}
.footer-wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.footer-brand{display:inline-flex;align-items:center;gap:12px;color:#c7cfd4;font-weight:600}
.footer-brand img{
  display:block;height:34px;width:auto;
  object-fit:contain;object-position:center;
}
.footer-tagline{letter-spacing:.08em;text-transform:uppercase;font-size:11px}
.footer-meta{letter-spacing:.04em}

/* ——— Reveal motion ——— */
[data-reveal]{
  opacity:0;transform:translateY(16px);
  transition:opacity .6s var(--ease), transform .6s var(--ease);
}
[data-reveal].is-visible{opacity:1;transform:none}
.service-row[data-reveal]:nth-child(2){transition-delay:.06s}
.service-row[data-reveal]:nth-child(3){transition-delay:.12s}
.service-row[data-reveal]:nth-child(4){transition-delay:.18s}
.service-row[data-reveal]:nth-child(5){transition-delay:.24s}
.process-step[data-reveal]:nth-child(2){transition-delay:.08s}
.process-step[data-reveal]:nth-child(3){transition-delay:.16s}
.process-step[data-reveal]:nth-child(4){transition-delay:.24s}

/* ——— Responsive ——— */
@media(max-width:980px){
  .nav-toggle{display:inline-flex}
  .nav-cta--desktop{display:none}

  .primary-nav{
    display:none;
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:0;
    padding:12px 0 20px;
    background:rgba(7,9,11,.97);
    border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px rgba(0,0,0,.35);
  }
  .primary-nav.is-open{display:flex}
  .primary-nav a{
    padding:14px 4px;
    border-bottom:1px solid var(--line);
    font-size:15px;
  }
  .primary-nav a::after{display:none}
  .nav-cta--mobile{
    display:inline-flex;margin-top:14px;border-bottom:0;
  }

  .hero{min-height:auto;padding:72px 0}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{min-height:330px;order:-1}
  .hero-logo-img{width:min(260px,52vw)}

  .service-row{grid-template-columns:56px 1fr;gap:12px 24px}
  .service-row p{grid-column:2}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .cert-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:48px}
}

@media(max-width:600px){
  .container{width:min(var(--max),calc(100% - 28px))}
  .brand-mark{height:40px}
  .brand-wordmark{height:24px;max-width:min(150px,42vw)}
  .hero{padding:56px 0 64px}
  .hero h1{font-size:clamp(34px,10.5vw,42px);overflow-wrap:anywhere}
  .hero-visual{min-height:260px}
  .hero-logo-img{width:min(220px,58vw)}
  .hero-actions .btn{flex:1 1 100%}
  .section{padding:84px 0}
  .section-heading{margin-bottom:40px}
  .service-row{grid-template-columns:1fr;gap:8px;padding:24px 0}
  .service-row p{grid-column:1}
  .service-row:hover{padding-left:0}
  .process-grid{grid-template-columns:1fr}
  .process-step{min-height:auto;padding:28px 24px}
  .process-step h3{margin-top:22px}
  .callback-dialog{width:min(100vw - 24px,440px)}
  .callback-dialog-panel{padding:22px 18px 18px}
  .contact-details a{grid-template-columns:100px 1fr}
  .footer-wrap{display:grid;justify-items:start;gap:14px}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero-glow,
  .hero-logo-img,
  [data-reveal]{animation:none;transition:none;opacity:1;transform:none}
  .service-row,.service-row::before{transition:none}
}