:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --ink: #101323;
  --muted: #3f4a6b;
  --primary: #0e5adf;
  --accent: #ff7a3d;
  --line: #d9e0f0;
  --shadow: 0 16px 50px rgba(16, 19, 35, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "DM Sans", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 90% -10%, rgba(14, 90, 223, 0.16), transparent 55%),
    radial-gradient(1000px 500px at -10% 90%, rgba(255, 122, 61, 0.14), transparent 50%),
    var(--bg);
  line-height: 1.65;
}

a {
  color: var(--primary);
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(8px);
  background: rgba(245, 247, 251, 0.88);
  border-bottom: 1px solid rgba(217, 224, 240, 0.7);
}

.nav-wrap {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 1.2rem;
  align-items: center;
}

.nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
}

.nav a[aria-current="page"] {
  color: var(--primary);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: 10px;
  padding: 0.45rem 0.7rem;
  font: inherit;
}

.hero {
  padding: 5.4rem 0 3.2rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.4rem;
  align-items: stretch;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.2;
  margin: 0 0 0.8rem;
}

h1 {
  font-size: clamp(2rem, 3vw + 1rem, 3.35rem);
  margin-top: 0.65rem;
}

.lead {
  max-width: 60ch;
  color: var(--muted);
}

.hero-actions {
  margin-top: 1.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: #fff;
  border-radius: 999px;
  border: 1px solid var(--primary);
  padding: 0.7rem 1.1rem;
  font-weight: 700;
}

.btn-secondary {
  background: #fff;
  color: var(--primary);
}

.hero-card {
  background: linear-gradient(160deg, #ffffff, #f0f4ff);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 1.3rem 1.25rem;
}

.hero-card ul {
  padding-left: 1.2rem;
  margin: 0.7rem 0 0;
}

.section {
  padding: 2.7rem 0;
}

.section-accent {
  margin: 0.8rem 0 3rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.15rem;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.prose {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.prose h1 {
  margin-top: 0.3rem;
}

.prose h2 {
  margin-top: 1.55rem;
  font-size: 1.2rem;
}

.prose ul {
  padding-left: 1.1rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.85);
}

.footer-wrap {
  min-height: 68px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.footer-wrap p {
  margin: 0;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 1rem;
}

.footer-links a {
  color: var(--ink);
  text-decoration: none;
}

@media (max-width: 900px) {
  .hero-grid,
  .cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav {
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 1rem 4vw 1.2rem;
    background: #fff;
    border-bottom: 1px solid var(--line);
  }

  .nav.open {
    display: flex;
  }

  .footer-wrap {
    min-height: auto;
    padding: 1rem 0;
    flex-direction: column;
    align-items: flex-start;
  }
}