:root{
  --bg:#0b1220;
  --bg-2:#0f1a2e;
  --bg-3:#111c33;
  --panel:#132038;
  --panel-2:#172746;
  --border:rgba(255,255,255,0.08);
  --border-strong:rgba(255,255,255,0.16);
  --text:#e6edf7;
  --text-dim:#9fb0c8;
  --muted:#7488a5;
  --accent:#5bb0ff;     /* синий */
  --accent-2:#25d39a;   /* зелёный */
  --warn:#f5b84a;
  --shadow: 0 10px 40px rgba(0,0,0,0.35);
  --radius:14px;
  --maxw:1180px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family: ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Inter,"Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(91,176,255,0.12), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(37,211,154,0.10), transparent 60%),
    linear-gradient(180deg,#081021 0%, var(--bg) 40%, #070d1b 100%);
  background-attachment: fixed;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

.skip{
  position:absolute;left:-9999px;top:auto;
}
.skip:focus{
  left:16px;top:16px;background:var(--accent);color:#001228;
  padding:8px 12px;border-radius:8px;z-index:999;
}

/* HEADER */
.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(8,14,28,0.72);
  border-bottom:1px solid var(--border);
}
.header-row{
  display:flex;align-items:center;justify-content:space-between;
  min-height:68px;gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;color:var(--text)}
.brand:hover{text-decoration:none}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-short{font-weight:700;font-size:16px}
.brand-sub{font-size:12px;color:var(--muted);margin-top:2px}
.nav{display:flex;gap:22px;flex-wrap:wrap}
.nav a{color:var(--text-dim);font-size:14px}
.nav a:hover{color:var(--text);text-decoration:none}

/* Hamburger — hidden on desktop */
.nav-toggle{
  display:none;
  width:44px;height:44px;
  background:transparent;border:1px solid var(--border-strong);
  border-radius:10px;cursor:pointer;padding:0;
  align-items:center;justify-content:center;
  flex-direction:column;gap:5px;
  transition:border-color .2s ease, background .2s ease;
}
.nav-toggle:hover{border-color:var(--accent);background:rgba(91,176,255,0.06)}
.nav-toggle-bar{
  display:block;width:20px;height:2px;background:var(--text);
  border-radius:2px;transition:transform .25s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1){
  transform:translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3){
  transform:translateY(-7px) rotate(-45deg);
}

.nav-backdrop{
  position:fixed;inset:0;z-index:40;
  background:rgba(4,8,18,0.55);
  backdrop-filter:blur(2px);
}
body.nav-locked{overflow:hidden}

@media (max-width: 760px){
  .nav-toggle{display:inline-flex}
  .header-row{min-height:60px;gap:12px}
  .brand-short{font-size:15px}
  .brand-sub{font-size:11px}

  .nav{
    position:fixed;left:0;right:0;top:60px;
    display:flex;flex-direction:column;gap:0;
    background:linear-gradient(180deg, rgba(11,18,32,0.98), rgba(8,14,28,0.98));
    border-bottom:1px solid var(--border-strong);
    box-shadow:var(--shadow);
    padding:8px 0 14px;
    transform:translateY(-12px);
    opacity:0;visibility:hidden;
    transition:transform .25s ease, opacity .2s ease, visibility .2s;
    z-index:45;
    max-height:calc(100vh - 60px);
    overflow-y:auto;
  }
  .nav.nav-open{transform:translateY(0);opacity:1;visibility:visible}
  .nav a{
    display:block;padding:14px 24px;font-size:16px;
    color:var(--text);
    border-bottom:1px solid var(--border);
  }
  .nav a:last-child{border-bottom:none}
  .nav a:hover,.nav a:focus{background:rgba(91,176,255,0.08);color:var(--accent)}
}

/* HERO */
.hero{padding:72px 0 56px;position:relative}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.02) 0 1px, transparent 1px 22px);
  pointer-events:none;
  mask-image: linear-gradient(180deg,black, transparent 95%);
}
.hero-grid{
  display:grid;grid-template-columns: 1.5fr 1fr; gap:32px;align-items:stretch;
}
@media (max-width: 900px){ .hero-grid{grid-template-columns:1fr} }

.eyebrow{
  text-transform:uppercase;letter-spacing:0.14em;
  font-size:12px;color:var(--accent);margin:0 0 10px;font-weight:600;
}
h1{
  font-size:clamp(30px, 4.2vw, 48px);
  line-height:1.08;margin:0 0 16px;letter-spacing:-0.01em;
}
.accent{color:var(--accent);display:block}
.lead{
  color:var(--text-dim);font-size:18px;max-width:60ch;margin:0 0 22px;
}

.chips{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 8px}
.chips-wide{margin-top:28px}
.chip{
  display:inline-flex;align-items:center;
  padding:8px 14px;border-radius:999px;
  border:1px solid var(--accent);color:var(--text);font-size:13px;
  background:rgba(91,176,255,0.06);
}
.chip-alt{border-color:var(--accent-2);background:rgba(37,211,154,0.06)}

.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 20px;border-radius:10px;font-weight:600;font-size:15px;
  border:1px solid transparent;transition:transform .15s ease, background .2s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:#001228}
.btn-primary:hover{background:#7cc0ff}
.btn-ghost{border-color:var(--border-strong);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,0.04)}

.hero-card{
  background:linear-gradient(180deg, var(--panel) 0%, var(--panel-2) 100%);
  border:1px solid var(--border-strong);
  border-radius:var(--radius);
  padding:26px 26px 22px;
  box-shadow:var(--shadow);
  position:relative;
}
.hero-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  border-radius:var(--radius) var(--radius) 0 0;
}
.hero-card h2{margin:4px 0 14px;font-size:18px}
.dot-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.dot-list li{
  position:relative;padding-left:22px;color:var(--text-dim);font-size:15px;
}
.dot-list li::before{
  content:"";position:absolute;left:2px;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--accent-2);
}

/* HERO MINI (service subpages) */
.hero-mini{padding:40px 0 32px;position:relative}
.hero-mini .section-title{margin:0 0 12px}
.hero-mini .lead{margin:0}

.breadcrumb{
  display:flex;gap:6px;align-items:center;
  font-size:13px;color:var(--muted);margin:0 0 18px;
  list-style:none;padding:0;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb li+li::before{content:"\2192";margin-right:6px;color:var(--border-strong)}

/* SECTIONS */
.section{padding:72px 0}
.section-muted{
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0) 80%);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.section-title{
  font-size:clamp(24px,3vw,34px);
  margin:0 0 28px;letter-spacing:-0.01em;
}

.callout{
  background:var(--panel);
  border:1px solid var(--border-strong);
  border-radius:var(--radius);
  padding:22px 24px;
  margin-bottom:28px;
  position:relative;
}
.callout::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:96px;
  background:var(--accent);border-radius:var(--radius) 0 0 0;
}
.callout h3{margin:6px 0 8px;font-size:18px}
.callout p{margin:0;color:var(--text-dim)}

/* GRIDS */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
@media (max-width: 980px){ .grid-4,.grid-3{grid-template-columns:repeat(2,1fr)} }
@media (max-width: 620px){ .grid-4,.grid-3,.grid-2{grid-template-columns:1fr} }

.tile, .card{
  background:var(--panel);
  border:1px solid var(--border-strong);
  border-radius:var(--radius);
  padding:22px;
  position:relative;
  min-height:180px;
  transition:transform .2s ease, border-color .2s ease;
}
.tile:hover, .card:hover{
  transform:translateY(-3px);
  border-color:rgba(91,176,255,0.45);
}
.tile-num, .card-num{
  font-size:12px;color:var(--accent);font-weight:700;letter-spacing:0.1em;margin-bottom:10px;
}
.tile h3, .card h3{margin:0 0 8px;font-size:17px}
.tile p, .card p{margin:0;color:var(--text-dim);font-size:14.5px}
.tile::before{
  content:"";position:absolute;left:22px;right:22px;top:0;height:3px;
  background:var(--accent);border-radius:0 0 6px 6px;
}
.tile:nth-child(2)::before,.tile:nth-child(4)::before{background:var(--accent-2)}

.card{padding-top:26px}
.card-bar{
  position:absolute;left:22px;right:22px;top:0;height:3px;
  background:var(--accent);border-radius:0 0 6px 6px;
}
.card-bar-green{background:var(--accent-2)}

.card-link{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:14px;font-size:14px;font-weight:600;
  color:var(--accent);
}
.card-link:hover{text-decoration:none;color:#7cc0ff}
.card-link::after{content:"\2192";transition:transform .15s ease}
.card-link:hover::after{transform:translateX(3px)}

.why-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  margin:36px 0 28px;
}
.why-card{
  background:var(--panel);border:1px solid var(--border-strong);
  border-radius:var(--radius);padding:22px;position:relative;
}
.why-card::before{
  content:"";position:absolute;left:22px;right:22px;top:0;height:3px;
  background:var(--accent);border-radius:0 0 6px 6px;
}
.why-card:nth-child(2)::before{background:var(--accent-2)}
.why-card:nth-child(3)::before{background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.why-card h3{margin:6px 0 8px;font-size:17px}
.why-card p{margin:0;color:var(--text-dim);font-size:14.5px}
@media (max-width: 760px){.why-grid{grid-template-columns:1fr}}

/* ROADMAP */
.roadmap-grid{
  display:grid;grid-template-columns: 1fr 2fr; gap:24px;align-items:start;
}
@media (max-width: 900px){ .roadmap-grid{grid-template-columns:1fr} }
.status-card{
  background:var(--panel);border:1px solid var(--border-strong);
  border-radius:var(--radius);padding:24px;position:relative;
}
.status-card::before{
  content:"";position:absolute;left:24px;right:24px;top:0;height:3px;
  background:var(--accent);border-radius:0 0 6px 6px;
}
.status-card h3{margin:6px 0 10px}
.status-card p{color:var(--text-dim);margin:0 0 12px}

.timeline{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.stage{
  background:var(--panel);border:1px solid var(--border-strong);
  border-radius:var(--radius);padding:20px 22px;position:relative;
}
.stage::before{
  content:"";position:absolute;left:22px;right:22px;top:0;height:3px;
  background:var(--accent);border-radius:0 0 6px 6px;
}
.stage:nth-child(2)::before{background:var(--accent-2)}
.stage:nth-child(3)::before{background:var(--warn)}
.stage-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.stage-label{font-weight:700;font-size:16px}
.stage-badge{
  font-size:11px;color:#001228;background:var(--accent-2);
  padding:3px 10px;border-radius:999px;letter-spacing:0.04em;text-transform:uppercase;font-weight:700;
}
.stage p{margin:0;color:var(--text-dim);font-size:14.5px}
.stage-current{border-color:rgba(37,211,154,0.35)}

/* COMPANY */
.company-grid{
  display:grid;grid-template-columns: 1.7fr 1fr;gap:22px;align-items:start;
}
@media (max-width: 900px){ .company-grid{grid-template-columns:1fr} }

.fact-list{
  background:var(--panel);border:1px solid var(--border-strong);
  border-radius:var(--radius);padding:6px 8px;margin:0;
}
.fact-list > div{
  display:grid;grid-template-columns: 220px 1fr;gap:16px;
  padding:14px 16px;border-bottom:1px dashed var(--border);
}
.fact-list > div:last-child{border-bottom:none}
.fact-list dt{color:var(--muted);font-size:13px}
.fact-list dd{margin:0;color:var(--text);font-size:14.5px}
@media (max-width: 620px){
  .fact-list > div{grid-template-columns:1fr;gap:2px}
}

.profile-card{
  background:var(--panel);border:1px solid var(--border-strong);
  border-radius:var(--radius);padding:22px;position:relative;
}
.profile-card::before{
  content:"";position:absolute;left:22px;right:22px;top:0;height:3px;
  background:var(--accent-2);border-radius:0 0 6px 6px;
}
.profile-card h3{margin:6px 0 10px}
.profile-card p{color:var(--text-dim);margin:0 0 12px}

.okved{margin-top:28px}
.okved h3{margin:0 0 12px;font-size:18px}
.okved-list{
  list-style:none;padding:0;margin:0;display:grid;gap:8px;
}
.okved-list li{
  display:grid;grid-template-columns: 72px 72px 1fr;gap:14px;align-items:center;
  background:var(--panel);border:1px solid var(--border);
  border-radius:10px;padding:12px 14px;font-size:14.5px;color:var(--text-dim);
}
.code{
  font-family: ui-monospace,Menlo,Consolas,monospace;
  font-weight:700;color:var(--text);
}
.kind{
  font-size:11px;text-transform:uppercase;letter-spacing:0.08em;
  color:#001228;background:var(--accent);padding:3px 8px;border-radius:999px;text-align:center;font-weight:700;
}
.kind-dop{background:var(--accent-2)}
@media (max-width: 620px){
  .okved-list li{grid-template-columns: 1fr;gap:4px}
  .kind{justify-self:start}
}

.notice{
  margin-top:22px;
  border:1px solid rgba(245,184,74,0.45);
  background:rgba(245,184,74,0.06);
  color:var(--text);
  padding:16px 18px;border-radius:12px;
}
.notice strong{color:var(--warn)}

/* CONTACTS */
.contacts-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width: 760px){ .contacts-grid{grid-template-columns:1fr} }
.contact-card{
  background:var(--panel);border:1px solid var(--border-strong);
  border-radius:var(--radius);padding:22px;position:relative;
}
.contact-card::before{
  content:"";position:absolute;left:22px;right:22px;top:0;height:3px;
  background:var(--accent);border-radius:0 0 6px 6px;
}
.contact-card-accent::before{background:var(--accent-2)}
.contact-card h3{margin:6px 0 6px;font-size:16px}
.contact-card p{color:var(--text-dim);margin:0 0 12px}
.mail{font-weight:600;font-size:17px}

/* FOOTER */
.site-footer{
  border-top:1px solid var(--border);
  padding:26px 0;
  background:rgba(0,0,0,0.25);
  margin-top:40px;
}
.footer-row{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:var(--text-dim);
}
.muted{color:var(--muted)}

::selection{background:rgba(91,176,255,0.3);color:var(--text)}

/* DOCUMENT PAGES (privacy, terms, etc.) */
.doc{padding:56px 0 72px}
.doc-narrow{max-width:820px}
.doc h1{
  font-size:clamp(26px,3.4vw,36px);
  margin:6px 0 10px;letter-spacing:-0.01em;
}
.doc-meta{color:var(--muted);font-size:14px;margin:0 0 28px}
.doc h2{
  font-size:20px;margin:36px 0 12px;color:var(--text);
  padding-top:8px;
}
.doc p, .doc li{color:var(--text-dim);font-size:15.5px;line-height:1.7}
.doc strong{color:var(--text)}
.doc ul, .doc ol{padding-left:22px}
.doc ul li, .doc ol li{margin-bottom:6px}
.doc section{scroll-margin-top:80px}
.doc .fact-list{margin:14px 0 10px}

.toc{
  background:var(--panel);border:1px solid var(--border-strong);
  border-radius:var(--radius);padding:18px 22px;margin:10px 0 28px;
}
.toc strong{display:block;margin-bottom:8px;color:var(--text)}
.toc ol{margin:0;padding-left:20px;color:var(--text-dim);font-size:14.5px}
.toc ol li{margin-bottom:4px}
.toc a{color:var(--text-dim)}
.toc a:hover{color:var(--accent)}

.purpose-list{
  list-style:none;padding:0;margin:14px 0 18px;display:grid;gap:10px;counter-reset:purp;
}
.purpose-list li{
  background:var(--panel);border:1px solid var(--border);
  border-left:3px solid var(--accent);
  border-radius:10px;padding:14px 16px 14px 50px;
  color:var(--text-dim);font-size:15px;position:relative;counter-increment:purp;
}
.purpose-list li:nth-child(2){border-left-color:var(--accent-2)}
.purpose-list li:nth-child(3){border-left-color:var(--warn)}
.purpose-list li::before{
  content:counter(purp);
  position:absolute;left:14px;top:13px;
  width:24px;height:24px;border-radius:50%;
  background:var(--accent);color:#001228;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:13px;
}
.purpose-list li:nth-child(2)::before{background:var(--accent-2)}
.purpose-list li:nth-child(3)::before{background:var(--warn);color:#1a1100}
.purpose-list li strong{color:var(--text)}

.back{margin-top:40px;font-size:15px}
.back a{color:var(--text-dim)}
.back a:hover{color:var(--accent)}

.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.footer-links a{color:var(--text-dim);font-size:13.5px}
.footer-links a:hover{color:var(--accent)}

/* TECH SECTION */
.tech-card{
  background:var(--panel);border:1px solid var(--border-strong);
  border-radius:var(--radius);padding:24px;position:relative;
  transition:transform .2s ease, border-color .2s ease;
}
.tech-card:hover{transform:translateY(-3px);border-color:rgba(91,176,255,0.45)}
.tech-card::before{
  content:"";position:absolute;left:24px;right:24px;top:0;height:3px;
  background:var(--accent);border-radius:0 0 6px 6px;
}
.tech-card:nth-child(2)::before{background:var(--accent-2)}
.tech-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.tech-head h3{margin:0;font-size:22px;letter-spacing:-0.01em}
.tech-badge{
  font-size:11px;color:#001228;background:var(--accent);
  padding:4px 10px;border-radius:999px;letter-spacing:0.06em;
  text-transform:uppercase;font-weight:700;
}
.tech-badge-alt{background:var(--accent-2)}
.tech-badge-ai{background:var(--accent-2)}
.tech-card p{margin:0;color:var(--text-dim);font-size:15px}
.tech-points{
  list-style:none;padding:0;margin:28px 0 0;display:grid;gap:10px;
  grid-template-columns:repeat(2,1fr);
}
@media (max-width: 760px){.tech-points{grid-template-columns:1fr}}
.tech-points li{
  background:var(--panel);border:1px solid var(--border);
  border-left:3px solid var(--accent-2);
  border-radius:10px;padding:14px 16px;
  color:var(--text-dim);font-size:14.5px;
}
.tech-points li strong{color:var(--text);display:block;margin-bottom:2px}

/* TECH CHIPS (company section) */
.tech-chips{margin:24px 0 8px}
.tech-chips-group{margin-bottom:16px}
.tech-chips-label{
  font-size:12px;text-transform:uppercase;letter-spacing:0.1em;
  color:var(--muted);margin:0 0 8px;font-weight:600;
}
.tech-chips .chips{margin:0}

.footnote{
  font-size:13px;color:var(--muted);margin-top:16px;
  padding-left:8px;border-left:2px solid var(--border-strong);
}
.footnote p{margin:4px 0}

/* SERVICE SUBPAGES */
.problem-solution{
  display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:0 0 40px;
}
@media (max-width: 760px){.problem-solution{grid-template-columns:1fr}}
.ps-col{
  background:var(--panel);border:1px solid var(--border-strong);
  border-radius:var(--radius);padding:22px;position:relative;
}
.ps-col::before{
  content:"";position:absolute;left:22px;right:22px;top:0;height:3px;
  border-radius:0 0 6px 6px;
}
.ps-col-problem::before{background:var(--warn)}
.ps-col-solution::before{background:var(--accent-2)}
.ps-col h3{margin:6px 0 12px;font-size:17px}
.ps-col ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.ps-col li{
  position:relative;padding-left:22px;color:var(--text-dim);font-size:14.5px;
}
.ps-col-problem li::before{
  content:"";position:absolute;left:2px;top:8px;width:8px;height:8px;
  border-radius:50%;background:var(--warn);
}
.ps-col-solution li::before{
  content:"";position:absolute;left:2px;top:8px;width:8px;height:8px;
  border-radius:50%;background:var(--accent-2);
}

.service-list{
  list-style:none;padding:0;margin:0 0 40px;display:grid;gap:8px;counter-reset:svc;
}
.service-list li{
  background:var(--panel);border:1px solid var(--border);
  border-radius:10px;padding:14px 16px 14px 50px;
  color:var(--text-dim);font-size:15px;position:relative;counter-increment:svc;
}
.service-list li::before{
  content:counter(svc);
  position:absolute;left:14px;top:13px;
  width:24px;height:24px;border-radius:50%;
  background:var(--accent);color:#001228;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:13px;
}
.service-list li:nth-child(even)::before{background:var(--accent-2)}

.faq{margin:0 0 40px}
.faq h2{margin:0 0 16px}
.faq details{
  background:var(--panel);border:1px solid var(--border-strong);
  border-radius:var(--radius);margin-bottom:8px;
}
.faq summary{
  padding:16px 20px;cursor:pointer;font-weight:600;font-size:15px;
  color:var(--text);list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-size:20px;color:var(--accent);flex-shrink:0;
  transition:transform .2s ease;
}
.faq details[open] summary::after{content:"\2212"}
.faq details p{
  padding:0 20px 16px;margin:0;color:var(--text-dim);font-size:14.5px;
}

/* SERVICE CTA */
.service-cta{
  text-align:center;padding:40px 0;
  border-top:1px solid var(--border);
}
.service-cta h2{margin:0 0 12px;font-size:22px}
.service-cta p{color:var(--text-dim);margin:0 0 20px}

/* 404 PAGE */
.not-found{
  min-height:70vh;display:flex;align-items:center;justify-content:center;
  text-align:center;padding:60px 24px;
}
.not-found-inner{max-width:520px}
.not-found .big{
  font-size:clamp(80px,14vw,140px);line-height:1;font-weight:800;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  letter-spacing:-0.04em;margin:0 0 8px;
}
.not-found h1{font-size:26px;margin:0 0 10px}
.not-found p{color:var(--text-dim);margin:0 0 22px}

/* MOBILE TUNING */
@media (max-width: 760px){
  .container{padding:0 18px}
  .hero{padding:44px 0 36px}
  .section{padding:48px 0}
  .section-title{margin:0 0 20px}
  .hero-card{padding:22px}
  .callout{padding:18px 20px}
  .lead{font-size:16px}
  .cta{gap:10px}
  .btn{padding:11px 18px;font-size:14.5px;flex:1 1 auto;justify-content:center}
  .footer-row{flex-direction:column;align-items:flex-start;gap:10px}
  .fact-list > div{padding:12px 14px}
  .stage{padding:18px 18px}
  .contact-card{padding:20px}
  .tile,.card{min-height:auto;padding:20px}
  .tech-card{padding:20px}
  .tech-points{margin-top:20px}
  h1{margin:0 0 12px}
  .hero-mini{padding:28px 0 24px}
  .problem-solution{gap:12px}
  .ps-col{padding:18px}
  .faq summary{padding:14px 16px;font-size:14.5px}
  .faq details p{padding:0 16px 14px}
  .service-cta{padding:32px 0}
}
@media (max-width: 420px){
  .container{padding:0 14px}
  .hero{padding:32px 0 28px}
  .section{padding:40px 0}
  .brand img{width:34px;height:34px}
  .chip{padding:7px 12px;font-size:12.5px}
  .why-grid{gap:12px}
  .why-card{padding:18px}
}