:root {
  --navy: #11356e;
  --ink: #1e293b;
  --muted: #566274;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-soft: #f8fafc;
  --accent: #1a56b8;
  --accent-light: #226adc;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
section { padding: 5rem 0; }
.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); line-height: 1.2; letter-spacing: -0.02em; color: var(--navy); margin-bottom: 1rem; }
.lead { color: var(--muted); font-size: 1.1rem; max-width: 620px; }

.skip-link { position: absolute; left: 1rem; top: -100px; z-index: 100; background: var(--navy); color: #fff; padding: 0.6rem 1rem; border-radius: 6px; font-weight: 600; }
.skip-link:focus { top: 1rem; }
:focus-visible { outline: 3px solid var(--accent-light); outline-offset: 3px; border-radius: 4px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card, .btn { transition: none; }
  .card:hover { transform: none; }
}

/* Nav */
nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
nav .container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo picture { display: flex; }
.logo img { height: 35px; width: auto; }
.nav-links { display: flex; gap: 2rem; font-size: 0.95rem; font-weight: 500; color: var(--ink); }
.nav-links a:hover { color: var(--accent); }
.btn {
  display: inline-block;
  padding: 0.75rem 1.4rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--accent); }
.btn-outline { border: 1px solid var(--line); color: var(--navy); }
.btn-outline:hover { border-color: var(--navy); }
.nav-cta { padding: 0.55rem 1.1rem; font-size: 0.9rem; }

/* Hero */
.hero {
  padding: 7rem 0 6rem;
  background:
    radial-gradient(ellipse at top right, rgba(34,106,220,0.12), transparent 55%),
    radial-gradient(ellipse at bottom left, rgba(17,53,110,0.06), transparent 55%),
    var(--bg);
}
.hero h1 {
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--navy);
  max-width: 800px;
  margin-bottom: 1.5rem;
}
.hero h1 span { color: var(--accent); }
.hero .lead { font-size: 1.25rem; margin-bottom: 2.5rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-stats {
  list-style: none;
  display: grid; grid-template-columns: repeat(3, auto); gap: 3rem;
  margin-top: 4rem; padding-top: 2.5rem; border-top: 1px solid var(--line);
}
.hero-stats strong { display: block; font-size: 1.8rem; color: var(--navy); letter-spacing: -0.02em; }
.hero-stats span { color: var(--muted); font-size: 0.9rem; }

/* Services */
.services { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.grid { display: grid; gap: 1.5rem; margin-top: 3rem; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 2rem;
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(15,23,42,0.06); }
.icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
}
.icon svg { width: 24px; height: 24px; stroke: #fff; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { font-size: 1.2rem; color: var(--navy); margin-bottom: 0.5rem; }
.card p { color: var(--muted); font-size: 0.97rem; }
.card ul { list-style: none; margin-top: 1rem; color: var(--ink); font-size: 0.92rem; }
.card ul li { padding: 0.3rem 0 0.3rem 1.4rem; position: relative; }
.card ul li::before { content: ""; position: absolute; left: 0; top: 0.85rem; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

/* About */
.about .container { display: grid; grid-template-columns: 1.1fr 1fr; gap: 4rem; align-items: center; }
.about p { color: var(--muted); margin-bottom: 1rem; }
.values { display: grid; gap: 1rem; }
.value { display: flex; gap: 1rem; padding: 1.25rem; border: 1px solid var(--line); border-radius: 12px; }
.value .num { font-weight: 700; color: var(--accent); font-size: 0.9rem; min-width: 2rem; padding-top: 0.15rem; }
.value h3 { color: var(--navy); font-size: 1rem; margin-bottom: 0.2rem; }
.value p { font-size: 0.92rem; margin: 0; }

/* Process */
.process { background: var(--navy); color: #fff; }
.process h2, .process .eyebrow { color: #fff; }
.process .eyebrow { color: #7fb0f5; }
.process .lead { color: #b8c7e0; }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 2rem; margin-top: 3rem; }
.step .num { font-size: 0.85rem; font-weight: 600; color: #7fb0f5; letter-spacing: 0.08em; margin-bottom: 0.75rem; }
.step h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.step p { color: #b8c7e0; font-size: 0.95rem; }

/* Tech */
.tech .container { text-align: center; }
.tech .lead { margin: 0 auto; }
.tags { list-style: none; display: flex; flex-wrap: wrap; justify-content: center; gap: 0.6rem; margin-top: 2.5rem; }
.tag { padding: 0.5rem 1rem; border: 1px solid var(--line); border-radius: 999px; font-size: 0.9rem; color: var(--ink); background: #fff; }

/* Contact */
.contact { background: var(--bg-soft); border-top: 1px solid var(--line); }
.contact .container { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.contact-box { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 2rem; }
.contact-label { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.5rem; }
.contact-email { display: block; font-size: 1.35rem; font-weight: 600; color: var(--accent); word-break: break-all; }
.contact-email:hover { text-decoration: underline; }
.contact-note { color: var(--muted); font-size: 0.92rem; margin-top: 1rem; }

/* Footer */
footer { padding: 2.5rem 0; border-top: 1px solid var(--line); font-size: 0.88rem; color: var(--muted); }
footer .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-brand { display: flex; align-items: center; gap: 0.6rem; }
.footer-brand img { width: 22px; height: 22px; }

@media (max-width: 820px) {
  .nav-links { display: none; }
  section { padding: 4rem 0; }
  .hero { padding: 5rem 0 4rem; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .about .container, .contact .container { grid-template-columns: 1fr; gap: 2.5rem; }
}

.contact-cta { margin-top: 2rem; }