:root {
  --bg: #ffffff;
  --surface: #f7f9ff;
  --surface-border: #dce4f5;
  --text: #0f172a;
  --muted: #4b5563;
  --primary: #2563eb;
  --primary-ink: #ffffff;
  --max-width: 1080px;
}

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

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  position: relative;
  overflow-x: hidden;
  background-image:
    radial-gradient(circle at 8% -10%, rgba(37, 99, 235, 0.12), transparent 36%),
    radial-gradient(circle at 90% 0%, rgba(14, 165, 233, 0.1), transparent 28%);
}

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.84);
  border-bottom: 1px solid #e6ebf8;
  backdrop-filter: blur(8px);
  z-index: 10;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.95rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #0b1220;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 0.55rem;
  background: linear-gradient(135deg, #2563eb, #0ea5e9);
  color: #ffffff;
  font-size: 0.77rem;
  box-shadow: 0 8px 22px rgba(37, 99, 235, 0.25);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

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

.nav-links a:hover {
  color: #111827;
}

.hero {
  padding: 6rem 0 3rem;
}

.eyebrow {
  color: #1d4ed8;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  font-size: 0.84rem;
  margin-bottom: 0.6rem;
}

h1 {
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  line-height: 1.06;
  margin: 0;
  max-width: 16ch;
  letter-spacing: -0.025em;
}

.hero-copy {
  margin-top: 1.05rem;
  color: var(--muted);
  max-width: 60ch;
  font-size: 1.06rem;
}

.cta-row {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.btn {
  display: inline-block;
  padding: 0.62rem 1rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  transition: 160ms transform ease, 160ms box-shadow ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: var(--primary-ink);
  background: linear-gradient(135deg, #2563eb, #0ea5e9);
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  color: #1f2937;
  border-color: #d7dff2;
  background: rgba(255, 255, 255, 0.76);
}

.section {
  padding: 2.2rem 0;
}

#pillars h2,
#engagements h2,
#proof h2 {
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  margin-bottom: 1.2rem;
  letter-spacing: -0.015em;
}

.grid {
  display: grid;
  gap: 1rem;
}

.cards {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

#proof .cards {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.card {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--surface-border);
  border-radius: 1rem;
  padding: 1.1rem 1rem;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.45rem;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

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

.contact {
  margin-top: 0.5rem;
  margin-bottom: 2.2rem;
  padding: 1.5rem;
  border: 1px solid #dce4f5;
  border-radius: 1rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(247, 250, 255, 0.94));
}

.site-footer {
  border-top: 1px solid #e6ebf8;
  padding: 1rem 0 2rem;
}

.footer-wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.85rem;
  color: #6b7280;
  font-size: 0.92rem;
}

.disclaimer {
  opacity: 0.9;
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding-top: 4.8rem;
  }
}