:root {
  --navy: #0b1b2e;
  --navy-2: #12263f;
  --teal: #14b8a6;
  --teal-dark: #0f9488;
  --text: #1f2a37;
  --muted: #5b6878;
  --bg: #ffffff;
  --bg-alt: #f3f6f9;
  --border: #e2e8f0;
  --radius: 10px;
  --max: 1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }

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

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1rem;
}
.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}
.nav a {
  color: #cbd5e1;
  text-decoration: none;
  font-size: 0.95rem;
}
.nav a:hover { color: #fff; }

/* Buttons */
.btn {
  display: inline-block;
  background: var(--teal);
  color: #04201d;
  font-weight: 600;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: var(--radius);
  border: 2px solid var(--teal);
  transition: background 0.15s ease;
}
.btn:hover { background: var(--teal-dark); border-color: var(--teal-dark); color: #fff; }
.btn-small { padding: 6px 14px; color: #04201d !important; }
.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.4);
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); border-color: #fff; }

/* Hero */
.hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
  color: #fff;
  padding: 96px 0 88px;
}
.eyebrow {
  color: var(--teal);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  margin: 0 0 12px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.15;
  margin: 0 0 18px;
  max-width: 18ch;
}
.lead {
  font-size: 1.15rem;
  color: #cbd5e1;
  max-width: 60ch;
  margin: 0 0 32px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Sections */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0 0 12px;
  color: var(--navy);
}
.section-intro { color: var(--muted); margin: 0 0 36px; max-width: 60ch; }

/* Service cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  border-top: 4px solid var(--teal);
}
.card h3 { margin: 0 0 8px; color: var(--navy); font-size: 1.15rem; }
.card p { margin: 0; color: var(--muted); }

/* Steps */
.steps {
  list-style: none;
  padding: 0;
  margin: 32px 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.steps li { display: flex; gap: 16px; align-items: flex-start; }
.step-num {
  flex: 0 0 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--teal);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 1.1rem;
}
.steps h3 { margin: 0 0 4px; color: var(--navy); }
.steps p { margin: 0; color: var(--muted); }

/* About */
.about {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 48px;
  align-items: center;
}
.about p { color: var(--muted); }
.highlights {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}
.highlights li {
  background: var(--navy);
  color: #fff;
  border-radius: var(--radius);
  padding: 18px 22px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.highlights strong { color: var(--teal); font-size: 1.6rem; }
.highlights span { color: #cbd5e1; }

/* Contact */
.contact { text-align: center; max-width: 640px; }
.contact p { color: var(--muted); }
.contact .btn { margin: 12px 0 20px; }
.small { font-size: 0.9rem; }

/* Footer */
.site-footer {
  background: var(--navy);
  color: #94a3b8;
  padding: 28px 0;
  font-size: 0.9rem;
}
.site-footer p { margin: 0; }

/* 404 */
.notfound {
  min-height: 70vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 60px 20px;
}
.notfound h1 { font-size: 4rem; margin: 0; color: var(--navy); }
.notfound p { color: var(--muted); }

@media (max-width: 760px) {
  .about { grid-template-columns: 1fr; gap: 28px; }
  .nav { gap: 14px; }
  .nav a:not(.btn) { display: none; }
  .hero { padding: 72px 0 64px; }
  .section { padding: 60px 0; }
}