:root {
  --bg: #050505;
  --surface: #0d1014;
  --surface-2: #14181d;
  --text: #f4f8fb;
  --muted: #aeb9c3;
  --cyan: #09a8e2;
  --cyan-soft: #6fd8ff;
  --line: rgba(255,255,255,.13);
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.65; }
a { color: var(--cyan-soft); }
.wrap { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 30; border-bottom: 1px solid var(--line); background: rgba(5,5,5,.92); backdrop-filter: blur(14px); }
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; font-weight: 900; }
.brand img { width: 68px; height: 54px; object-fit: contain; }
.brand-copy small { display: block; color: var(--muted); font-weight: 600; }
.nav-links { display: flex; align-items: center; gap: 20px; margin: 0; padding: 0; list-style: none; }
.nav-links a { color: var(--muted); text-decoration: none; font-weight: 750; }
.nav-links a:hover,
.nav-links a:focus-visible { color: #fff; outline: 2px solid var(--cyan); outline-offset: 4px; }
.nav-toggle { display: none; border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px; background: transparent; color: #fff; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 11px 19px; border: 0; border-radius: 999px; background: var(--cyan); color: #001018 !important; font: inherit; font-weight: 900; text-decoration: none; cursor: pointer; }
.button:hover,
.button:focus-visible { background: #58d3ff; outline: 3px solid rgba(9,168,226,.35); outline-offset: 3px; }
.button.secondary { border: 1px solid var(--line); background: transparent; color: #fff !important; }
.hero { position: relative; overflow: hidden; padding: 110px 0 86px; background: radial-gradient(circle at 85% 18%, rgba(9,168,226,.24), transparent 36%), linear-gradient(145deg, #050505, #0b1015); }
.hero.has-image::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5,5,5,.97), rgba(5,5,5,.66)), url('/assets/img/archi/3dprint.jpg') center/cover; opacity: .82; }
.hero .wrap { position: relative; }
.eyebrow { color: var(--cyan-soft); font-size: .78rem; font-weight: 900; letter-spacing: .17em; text-transform: uppercase; }
.hero h1 { max-width: 920px; margin: 13px 0 22px; font-size: clamp(2.5rem, 6.2vw, 5.8rem); line-height: 1.01; letter-spacing: -.05em; }
.hero p { max-width: 790px; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.25rem); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.identity { margin-top: 26px; color: var(--cyan-soft); font-weight: 800; }
.section { padding: 76px 0; border-top: 1px solid var(--line); }
.section.alt { background: var(--surface); }
.section h2 { max-width: 790px; margin: 0 0 17px; font-size: clamp(1.9rem, 4vw, 3.2rem); line-height: 1.12; }
.section > .wrap > p { max-width: 820px; color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 30px; }
.card { padding: 27px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface-2); }
.card h2,
.card h3 { margin: 0 0 10px; font-size: 1.32rem; }
.card p,
.card li { color: var(--muted); }
.card a { font-weight: 850; }
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 28px; }
.steps article { padding: 23px; border-top: 2px solid var(--cyan); background: var(--surface-2); }
.steps article::before { counter-increment: step; content: "0" counter(step); color: var(--cyan-soft); font-weight: 900; }
.two { display: grid; grid-template-columns: 1.2fr .8fr; gap: 30px; align-items: start; }
.checklist { padding-left: 1.2rem; color: var(--muted); }
.checklist li + li { margin-top: 8px; }
.faq details { padding: 18px 0; border-top: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 850; }
.faq p { color: var(--muted); }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 28px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-weight: 800; }
.field input,
.field select,
.field textarea { width: 100%; padding: 13px 14px; border: 1px solid #44505a; border-radius: 10px; background: #080b0e; color: #fff; font: inherit; }
.field input:focus,
.field select:focus,
.field textarea:focus { outline: 3px solid rgba(9,168,226,.3); border-color: var(--cyan); }
.help,
.status { color: var(--muted); font-size: .92rem; }
.status { min-height: 1.5em; }
.notice { padding: 17px 19px; border-left: 3px solid var(--cyan); background: var(--surface-2); color: var(--muted); }
.breadcrumb { padding-top: 24px; color: var(--muted); font-size: .9rem; }
.footer { padding: 50px 0; border-top: 1px solid var(--line); background: #020303; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; }
.footer a { color: var(--muted); }
.capability-strip { display: grid; grid-template-columns: repeat(4,1fr); border-block: 1px solid var(--line); background: #080a0c; }
.capability-strip div { padding: 20px; text-align: center; color: var(--muted); }
.capability-strip strong { display: block; color: #fff; }
.media-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; margin-top: 28px; }
.media-card { overflow: hidden; margin: 0; border: 1px solid var(--line); border-radius: 16px; background: var(--surface-2); }
.media-card a { display: block; background: #020303; }
.media-card img { display: block; width: 100%; height: 240px; object-fit: cover; transition: transform .2s ease; }
.media-card a:hover img,
.media-card a:focus-visible img { transform: scale(1.025); }
.media-card a:focus-visible { outline: 3px solid var(--cyan); outline-offset: -3px; }
.media-card figcaption { padding: 12px 14px 14px; color: var(--muted); font-size: .9rem; }
.gallery-action { margin-top: 26px; }

@media (max-width: 860px) {
  .grid,
  .footer-grid { grid-template-columns: 1fr; }
  .steps,
  .capability-strip { grid-template-columns: 1fr 1fr; }
  .two { grid-template-columns: 1fr; }
  .nav-toggle { display: block; }
  .nav-links { display: none; position: absolute; inset: 76px 0 auto; flex-direction: column; align-items: flex-start; padding: 22px; background: #050607; border-bottom: 1px solid var(--line); }
  .nav-links.is-open { display: flex; }
}

@media (max-width: 540px) {
  .wrap { width: min(100% - 28px, var(--max)); }
  .hero { padding: 72px 0 58px; }
  .section { padding: 56px 0; }
  .steps,
  .capability-strip,
  .form { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .brand-copy small { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}