:root {
  --navy: #0b1530;
  --navy-2: #13224a;
  --ink: #1b2437;
  --muted: #4a5568;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-alt: #f4f7fb;
  --accent: #14b8a6;
  --accent-dark: #0f766e;
  --accent-soft: #ccfbf1;
  --focus: #f59e0b;
  --radius: 14px;
  --header-h: 68px;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-head: "Space Grotesk", "Inter", system-ui, sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-head);
  line-height: 1.15;
  margin: 0 0 0.6em;
  color: var(--navy);
}

h1 { font-size: clamp(2.2rem, 6vw, 3.8rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); letter-spacing: -0.01em; }
h3 { font-size: 1.35rem; }

p { margin: 0 0 1em; }

a { color: var(--accent-dark); }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.visually-hidden {
  position: absolute !important;
  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: 1rem;
  top: -100px;
  z-index: 100;
  background: var(--navy);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
}
.skip-link:focus { top: 0.75rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 21, 48, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  text-decoration: none;
  color: #fff;
  font-family: var(--font-head);
}
.brand-name { font-size: 1.45rem; font-weight: 700; letter-spacing: 0.02em; }
.brand-accent { color: var(--accent); }
.brand-suffix {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: #cbd5e1;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 2rem;
}
.site-nav a {
  color: #e2e8f0;
  text-decoration: none;
  font-weight: 500;
  padding: 0.4rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.site-nav a:hover { color: #fff; border-bottom-color: var(--accent); }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 10px;
  cursor: pointer;
  position: relative;
}
.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  position: absolute;
  left: 50%;
  width: 20px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transform: translateX(-50%);
  transition: transform 0.2s, opacity 0.2s;
}
.nav-toggle-bar { top: 50%; margin-top: -1px; }
.nav-toggle-bar::before,
.nav-toggle-bar::after { content: ""; }
.nav-toggle-bar::before { top: -6px; }
.nav-toggle-bar::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { transform: translateX(-50%) translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after { transform: translateX(-50%) translateY(-6px) rotate(-45deg); }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  color: #e2e8f0;
  background:
    radial-gradient(circle at 85% 20%, rgba(20, 184, 166, 0.28), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(59, 130, 246, 0.22), transparent 50%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  padding: clamp(4.5rem, 12vw, 8.5rem) 0 clamp(4rem, 10vw, 7rem);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, #000 30%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, #000 30%, transparent 100%);
}
.hero-inner { position: relative; max-width: 820px; margin-left: auto; margin-right: auto; }
.hero h1 { color: #fff; }
.hero .eyebrow { color: #5eead4; }
.lead {
  font-size: clamp(1.1rem, 2.2vw, 1.3rem);
  color: #cbd5e1;
  max-width: 640px;
}

.eyebrow {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-dark);
  margin-bottom: 0.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent-dark); color: #fff; }
.btn-primary:hover { background: #115e59; }
.hero .btn-primary { background: var(--accent); color: var(--navy); }
.hero .btn-primary:hover { background: #5eead4; }
.btn-ghost { border-color: rgba(255, 255, 255, 0.45); color: #fff; }
.btn-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, 0.08); }

/* Sections */
.section { padding: clamp(3.5rem, 9vw, 6rem) 0; }
.section-alt { background: var(--bg-alt); }

.service-card {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  max-width: 820px;
  margin-top: 1.5rem;
  padding: 2rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(11, 21, 48, 0.06);
}
.service-card p { color: var(--muted); margin: 0; }
.service-mark {
  flex: 0 0 56px;
  height: 56px;
  border-radius: 14px;
  background:
    linear-gradient(135deg, var(--accent) 0%, #3b82f6 100%);
  position: relative;
}
.service-mark::after {
  content: "";
  position: absolute;
  inset: 14px;
  border: 3px solid #fff;
  border-radius: 6px;
}

.about-inner {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1.2fr 1fr;
  align-items: center;
}
.about-inner p { color: var(--muted); }

.facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 0;
}
.fact {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 10px;
  padding: 1rem 1.1rem;
}
.fact dt {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-weight: 600;
}
.fact dd {
  margin: 0.25rem 0 0;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--navy);
}

.contact-inner {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr 1.4fr;
  align-items: start;
}
address {
  font-style: normal;
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 1.75rem;
}
.map {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 10px 30px rgba(11, 21, 48, 0.08);
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
}
.map iframe { display: block; width: 100%; height: 100%; border: 0; }

/* Footer */
.site-footer {
  background: var(--navy);
  color: #cbd5e1;
  padding: 3rem 0 2rem;
  font-size: 0.95rem;
}
.footer-inner { display: grid; gap: 1.25rem; }
.footer-brand {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.25rem;
  color: #fff;
  margin-bottom: 0.35rem;
}
.site-footer p { margin: 0; }
.legal {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.25rem;
  max-width: 820px;
}
.copyright { color: #94a3b8; }

/* Responsive */
@media (max-width: 900px) {
  .about-inner,
  .contact-inner { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--navy);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .site-nav.is-open { display: block; }
  .site-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 1.25rem 1rem;
  }
  .site-nav a {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .service-card { flex-direction: column; padding: 1.5rem; }
}

@media (max-width: 420px) {
  .facts { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
}