:root {
  --bg: #0b1220;
  --surface: #101b32;
  --surface-alt: #f2f6ff;
  --text: #0d1b2a;
  --text-light: #eaf0ff;
  --primary: #1f6feb;
  --primary-dark: #1357c0;
  --border: #d4def4;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: #fff;
  line-height: 1.6;
}

.skip-link {
  position: absolute;
  left: -9999px;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
  background: #fff;
  padding: 0.5rem;
}

.container { width: min(1100px, 92%); margin: 0 auto; }
.section { padding: 4rem 0; }
.section.alt { background: var(--surface-alt); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(11, 18, 32, 0.96);
  backdrop-filter: blur(5px);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; padding: 1rem 0; gap: 1rem; }
.logo { color: var(--text-light); text-decoration: none; font-weight: 700; }
.site-nav { display: flex; gap: 1rem; }
.site-nav a { color: var(--text-light); text-decoration: none; }
.nav-toggle { display: none; }

.hero { background: linear-gradient(145deg, #0b1220, #162a54); color: var(--text-light); padding: 6rem 0; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.08em; font-weight: 700; color: #9ec1ff; }
.hero h1 { font-size: clamp(2rem, 5vw, 3rem); margin: 0.5rem 0; line-height: 1.2; }
.lead { max-width: 60ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.5rem; }

.btn {
  display: inline-block;
  padding: 0.7rem 1rem;
  border-radius: 0.6rem;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: transparent; color: #fff; border-color: #9ec1ff; }

.grid-2 { display: grid; gap: 1rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { display: grid; gap: 1rem; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 0.8rem;
  padding: 1.2rem;
  box-shadow: 0 4px 14px rgba(13, 27, 42, 0.06);
}

.chips { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.chips span {
  background: #e3ecff;
  color: #11315e;
  border-radius: 999px;
  padding: 0.45rem 0.8rem;
  font-weight: 600;
}

label { display: block; font-weight: 600; margin-bottom: 0.7rem; }
input, select, textarea {
  width: 100%;
  margin-top: 0.3rem;
  border: 1px solid #b8c9ef;
  border-radius: 0.5rem;
  padding: 0.7rem;
  font: inherit;
}

#form-status { margin-top: 0.8rem; font-weight: 600; }
.contact-meta { margin-top: 1.2rem; }

.site-footer { background: var(--bg); color: var(--text-light); padding: 2rem 0; }
.footer-grid { display: grid; gap: 1.2rem; grid-template-columns: 2fr 1fr 1fr; }
.site-footer a { color: #b7d0ff; }

@media (max-width: 800px) {
  .grid-2, .grid-3, .footer-grid { grid-template-columns: 1fr; }
  .nav-toggle {
    display: inline-block;
    background: #1b315e;
    color: #fff;
    border: 1px solid #36558e;
    border-radius: 0.5rem;
    padding: 0.4rem 0.8rem;
  }
  .site-nav {
    display: none;
    position: absolute;
    right: 4%;
    top: 4.2rem;
    background: #0b1220;
    border: 1px solid #22375e;
    border-radius: 0.7rem;
    padding: 0.8rem;
    flex-direction: column;
  }
  .site-nav.open { display: flex; }
}