:root {
  --navy-950: #031127;
  --navy-900: #071a3a;
  --navy-850: #0a2148;
  --blue-700: #1456b8;
  --blue-600: #1c6dd0;
  --blue-500: #2f8de5;
  --blue-400: #55acef;
  --blue-300: #8ed3fb;
  --blue-200: #bce9ff;
  --white: #f7fbff;
  --text: #e9f3ff;
  --muted: #9eb5d1;
  --line: rgba(154, 201, 255, .17);
  --line-strong: rgba(154, 201, 255, .28);
  --surface: rgba(10, 31, 66, .75);
  --surface-strong: #0b2147;
  --success: #50dfbd;
  --danger: #ff777f;
  --shadow: 0 30px 80px rgba(0, 12, 35, .42);
  --radius: 22px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; }
body {
  margin: 0;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  background:
    radial-gradient(circle at 15% 4%, rgba(63, 144, 230, .2), transparent 31rem),
    radial-gradient(circle at 90% 17%, rgba(113, 209, 255, .1), transparent 28rem),
    var(--navy-950);
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .24;
  background-image:
    linear-gradient(rgba(91, 159, 228, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(91, 159, 228, .055) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black 0%, transparent 72%);
  z-index: -2;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.narrow { width: min(calc(100% - 40px), 820px); margin-inline: auto; }

/* ---------- header ---------- */
.site-header {
  height: 82px; display: flex; align-items: center;
  position: sticky; top: 0; z-index: 50;
  background: rgba(3, 17, 39, .82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 850; letter-spacing: -.025em; }
.brand img { width: 48px; height: 48px; object-fit: contain; filter: drop-shadow(0 10px 20px rgba(23, 116, 233, .32)); }
.brand-text { line-height: 1.02; white-space: nowrap; }
.brand-text small { display: block; color: var(--blue-300); font-size: .62rem; letter-spacing: .16em; text-transform: uppercase; margin-top: 5px; }
.nav-links { display: flex; align-items: center; gap: 30px; color: #b7cae3; font-size: .92rem; font-weight: 650; }
.nav-links a:hover { color: var(--white); }
.nav-cta { padding: 11px 18px; border: 1px solid rgba(142, 211, 251, .38); border-radius: 12px; color: var(--white) !important; background: rgba(47, 141, 229, .11); }

/* ---------- prose ---------- */
.prose { padding: 70px 0 90px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  color: var(--blue-300); font-weight: 800; font-size: .78rem;
  letter-spacing: .15em; text-transform: uppercase;
}
.eyebrow::before {
  content: ""; width: 25px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--blue-300), var(--blue-500));
  box-shadow: 0 0 18px rgba(85, 172, 239, .8);
}
.prose h1 {
  font-size: clamp(2.4rem, 5vw, 3.5rem); line-height: 1.02;
  letter-spacing: -.03em; margin: 20px 0 0; font-weight: 850;
}
.prose .updated { color: var(--muted); font-size: .92rem; margin-top: 14px; }
.prose h2 {
  font-size: 1.42rem; margin: 52px 0 0; letter-spacing: -.02em; font-weight: 800;
  padding-top: 26px; border-top: 1px solid var(--line);
}
.prose h3 { font-size: 1.08rem; margin: 30px 0 0; font-weight: 800; color: var(--white); }
.prose p, .prose li { color: #c9d9ec; font-size: 1rem; }
.prose p { margin: 14px 0 0; }
.prose ul, .prose ol { margin: 14px 0 0; padding-left: 22px; }
.prose li { margin-bottom: 9px; }
.prose li::marker { color: var(--blue-400); }
.prose strong { color: var(--white); }
.prose a { color: var(--blue-300); text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.prose code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .88em; background: rgba(4, 18, 42, .8); border: 1px solid var(--line-strong);
  padding: 2px 8px; border-radius: 8px; color: var(--blue-200);
  overflow-wrap: anywhere; word-break: break-word;
}
.prose table { width: 100%; border-collapse: collapse; margin-top: 18px; font-size: .93rem; }
.prose th, .prose td {
  text-align: left; padding: 13px 14px; border-bottom: 1px solid var(--line);
  vertical-align: top; color: #c9d9ec;
}
.prose th { color: var(--white); font-weight: 800; background: rgba(10, 33, 72, .6); }

/* ---------- cards (contact page) ---------- */
.card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 34px; }
.card {
  border: 1px solid var(--line); background: var(--surface);
  border-radius: 18px; padding: 26px 24px; box-shadow: var(--shadow);
}
.card h3 { margin: 0 0 8px; font-size: 1.05rem; font-weight: 800; }
.card p, .card address { margin: 0; color: var(--muted); font-size: .95rem; font-style: normal; }
.card p + p { margin-top: 12px; }
.card a { color: var(--blue-300); text-decoration: underline; text-underline-offset: 3px; }
.card strong { color: var(--white); }

.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 22px; border-radius: 14px; font-weight: 800;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary {
  color: #04152c; background: linear-gradient(135deg, #bceaff, #4ea9ef 60%, #82d7ff);
  box-shadow: 0 14px 35px rgba(47, 141, 229, .3), inset 0 1px rgba(255,255,255,.72);
}
.button-secondary { color: var(--white); border-color: var(--line-strong); background: rgba(9, 33, 72, .74); }
.btn-row { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 30px; }

/* ---------- footer ---------- */
footer { padding: 64px 0 35px; border-top: 1px solid var(--line); color: var(--muted); }
.footer-grid { display: grid; grid-template-columns: 1.5fr .7fr .7fr; gap: 50px; }
.footer-brand { max-width: 390px; }
.footer-brand p { margin-top: 18px; }
.footer-col strong { color: var(--white); display: block; margin-bottom: 16px; }
.footer-col a { display: block; margin: 10px 0; }
.footer-col a:hover { color: var(--blue-300); }
.legal { border-top: 1px solid var(--line); margin-top: 44px; padding-top: 24px; font-size: .78rem; line-height: 1.6; }

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .card-grid { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .nav-links a:not(.nav-cta) { display: none; }
  .brand-text { font-size: .91rem; }
  .brand img { width: 42px; height: 42px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .prose table { display: block; overflow-x: auto; }
  .prose { padding: 48px 0 70px; }
}