:root {
  --navy: #0A1733;
  --panel: rgba(14, 30, 64, 0.86);
  --text: #F4F7FB;
  --muted: #DCE5F2;
  --soft: #A9B9D2;
  --line: #4A6290;
  --orange: #FF7A1A;
  --teal: #3FD0C9;
  --gold: #FFC233;
  --display: "Space Grotesk", system-ui, sans-serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--navy); color: var(--text); font-family: var(--body); line-height: 1.5; }
a { color: #FFB37A; }
a:hover { color: #FFD3B0; }
h1, h2, h3 { font-family: var(--display); margin: 0; }
.wrap { max-width: 1240px; margin: 0 auto; }

/* fixed parallax backdrop */
.backdrop { position: fixed; inset: 0; overflow: hidden; z-index: 0; background: var(--navy) url(/media/techcenter-poster.jpg) center 55% / cover no-repeat; }
.backdrop video { position: absolute; left: 0; top: 0; width: 100%; height: 130vh; object-fit: cover; object-position: 50% 55%; will-change: transform; }
.backdrop .shade { position: absolute; inset: 0; background: var(--navy); opacity: 0; }
.page { position: relative; z-index: 1; }

/* header */
.site-header { position: sticky; top: 0; z-index: 5; background: rgba(10, 23, 51, 0.72); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.site-header .wrap { padding: 14px 24px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); min-height: 44px; }
.brand span { font-family: var(--display); font-weight: 700; font-size: 20px; letter-spacing: 0.02em; }
.brand:hover { color: var(--text); }
.nav { display: flex; flex-wrap: wrap; gap: 8px; }
.nav a { color: var(--muted); text-decoration: none; padding: 12px 14px; }
.btn { display: inline-flex; align-items: center; min-height: 48px; padding: 0 22px; border-radius: 8px; text-decoration: none; font-weight: 500; font-size: 16px; border: none; cursor: pointer; font-family: inherit; }
.btn-primary, .nav a.btn-primary { background: var(--orange); color: var(--navy); }
.btn-primary:hover, .nav a.btn-primary:hover { background: #FF9447; color: var(--navy); }
.btn-ghost { color: var(--text); border: 1px solid #8095B8; background: transparent; }
.btn-ghost:hover { color: var(--text); border-color: var(--text); }
.btn:focus-visible, .nav a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }

/* hero */
.hero { min-height: 92vh; display: flex; align-items: flex-end; padding: 0 24px 9vh; }
.hero .wrap { width: 100%; }
.panel { background: var(--panel); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-radius: 16px; }
.hero-card { max-width: 640px; padding: 36px; display: flex; flex-direction: column; gap: 18px; }
.eyebrow { font-size: 14px; letter-spacing: 0.14em; text-transform: uppercase; color: #FFB37A; }
.hero h1 { font-size: clamp(34px, 5vw, 56px); line-height: 1.05; }
.lede { margin: 0; font-size: 18px; line-height: 1.55; color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; padding-top: 6px; }

/* services */
.services { padding: 12vh 24px; }
.services .wrap { display: flex; flex-direction: column; gap: 32px; }
.section-title { align-self: flex-start; font-size: clamp(28px, 3.4vw, 40px); background: rgba(10, 23, 51, 0.8); padding: 8px 18px; border-radius: 10px; }
.cards { display: flex; flex-wrap: wrap; gap: 24px; }
.card { flex: 1 1 300px; padding: 32px; display: flex; flex-direction: column; gap: 14px; }
.card h3 { font-size: 24px; }
.card p { margin: 0; line-height: 1.6; color: var(--muted); }

/* contact */
.contact { padding: 8vh 24px 14vh; }
.contact-card { max-width: 760px; margin: 0 auto; padding: 40px; display: flex; flex-direction: column; gap: 24px; }
.contact-card h2 { font-size: clamp(28px, 3.4vw, 40px); }
.contact-card > div > p { margin: 10px 0 0; color: var(--muted); }
form { display: flex; flex-direction: column; gap: 18px; }
.row { display: flex; flex-wrap: wrap; gap: 18px; }
.row label { flex: 1 1 220px; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--muted); }
input, select, textarea { font: inherit; min-height: 44px; padding: 0 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--navy); color: var(--text); }
textarea { padding: 10px 12px; resize: vertical; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 0; min-height: 1.5em; color: var(--muted); }
.form-status.error { color: #FFB4A8; }
.thanks h3 { font-size: 26px; }
.thanks p { color: var(--muted); }

/* footer */
.site-footer { background: rgba(10, 23, 51, 0.92); }
.site-footer .wrap { padding: 24px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 14px; color: var(--soft); }
.site-footer nav { display: flex; gap: 18px; }
.site-footer a { color: var(--soft); }

/* legal pages */
.legal { padding: 6vh 24px 12vh; }
.legal article { max-width: 860px; margin: 0 auto; padding: 40px; }
.legal h1 { font-size: clamp(32px, 4vw, 44px); margin-bottom: 8px; }
.legal h2 { font-size: 24px; margin: 32px 0 8px; }
.legal h3 { font-size: 19px; margin: 18px 0 6px; }
.legal p, .legal li { color: var(--muted); line-height: 1.65; }
.legal ul { padding-left: 22px; }

@media (max-width: 600px) {
  .hero-card, .contact-card, .legal article { padding: 26px 20px; }
  .card { padding: 26px 22px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .backdrop video { display: none; }
}