:root {
  color-scheme: light;
  --ink: #111a2e;
  --muted: #5a6579;
  --soft: #6b7688;
  --line: #e6eaf1;
  --paper: #ffffff;
  --panel: #f7f9fc;
  --blue: #1b4df0;
  --blue-deep: #143bc4;
  --blue-tint: #eef2ff;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(17, 26, 46, 0.04), 0 12px 32px rgba(17, 26, 46, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.6;
  mask-image: radial-gradient(circle at 70% 0%, rgba(0, 0, 0, 0.5), transparent 70%);
  -webkit-mask-image: radial-gradient(circle at 70% 0%, rgba(0, 0, 0, 0.5), transparent 70%);
}

/* ---- Wordmark ---- */
.brand-mark,
.brand-year,
.footer-brand {
  font-family: "Chakra Petch", Inter, sans-serif;
  letter-spacing: 0.01em;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.28em;
  text-decoration: none;
  font-size: 1.28rem;
  font-weight: 600;
}

.brand-mark { color: var(--ink); }
.brand-year { color: var(--blue); font-weight: 700; }

/* ---- Nav ---- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 6vw, 88px);
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.nav-links {
  display: flex;
  gap: clamp(16px, 3vw, 34px);
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.15s ease;
}

.nav-links a:hover { color: var(--ink); }

/* ---- Hero ---- */
main {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  padding: clamp(72px, 14vw, 148px) 0 clamp(56px, 9vw, 104px);
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 22px;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
}

h1 {
  margin: 0 0 24px;
  font-size: clamp(2.3rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ink);
}

h1 .accent { color: var(--blue); }

.lede {
  margin: 0 0 38px;
  max-width: 44ch;
  font-size: clamp(1.02rem, 2vw, 1.2rem);
  color: var(--muted);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  border-radius: 10px;
  font-size: 0.96rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.12s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 8px 20px rgba(27, 77, 240, 0.24);
}

.btn-primary:hover { background: var(--blue-deep); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn-ghost:hover { border-color: var(--ink); transform: translateY(-1px); }

/* ---- Pillars ---- */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding-bottom: clamp(72px, 12vw, 128px);
}

.pillar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 30px 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.pillar:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: #d7deec;
}

.pillar-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--blue-tint);
  color: var(--blue);
}

.pillar-icon svg { width: 23px; height: 23px; }

.pillar h2 {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink);
}

/* ---- Footer ---- */
.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 30px 0 40px;
  border-top: 1px solid var(--line);
}

.footer-brand {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
}

.footer-brand .brand-year { margin-left: 0.28em; }

.footer-meta {
  font-size: 0.85rem;
  color: var(--soft);
}

/* ---- Responsive ---- */
@media (max-width: 860px) {
  .pillars { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 520px) {
  .nav { padding-left: 20px; padding-right: 20px; }
  .nav-links { gap: 16px; }
  .pillars { grid-template-columns: 1fr; }
  .site-footer { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}