* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  background:
    linear-gradient(rgba(245, 158, 11, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 158, 11, 0.04) 1px, transparent 1px),
    var(--color-bg);
  background-size: 32px 32px, 32px 32px, auto;
  color: var(--color-text);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at top right, rgba(245, 158, 11, 0.12), transparent 35%);
  z-index: -1;
}

a {
  color: inherit;
}

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

button,
a,
input,
textarea,
select {
  font: inherit;
}

body.has-local-nav .page-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

body.has-local-nav .page-shell.with-sidebar {
  grid-template-columns: minmax(0, 1fr);
}

#global-nav {
  position: sticky;
  top: 0;
  z-index: 20;
}

.page-shell {
  width: min(100%, var(--container-max));
  margin: 0 auto;
  padding: 0 var(--space-lg) var(--space-3xl);
}

.page-shell.with-sidebar {
  display: grid;
  grid-template-columns: minmax(0, var(--sidebar-width)) minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: start;
}

.page-main {
  min-width: 0;
}

.section-grid {
  display: grid;
  gap: var(--space-lg);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.9fr);
  gap: var(--space-xl);
  align-items: stretch;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-xl);
  padding-top: var(--space-xs);
}

.card-grid--duo {
  grid-template-columns: repeat(2, minmax(280px, 420px));
  justify-content: center;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-md);
}

.stack-grid {
  display: grid;
  gap: var(--space-md);
}

@media (max-width: 960px) {
  .page-shell.with-sidebar,
  .hero-grid,
  .card-grid,
  .metric-grid,
  .philosophy-layout {
    grid-template-columns: 1fr;
  }

  .page-shell {
    padding-inline: var(--space-md);
  }
}

@media (max-width: 768px) {
  body {
    background-size: 24px 24px, 24px 24px, auto;
  }

  .page-shell {
    padding-inline: var(--space-sm);
    padding-bottom: var(--space-2xl);
  }

  .hero-grid,
  .card-grid,
  .metric-grid,
  .philosophy-layout,
  .page-shell.with-sidebar {
    gap: var(--space-md);
  }
}

@media (max-width: 480px) {
  .page-shell {
    padding-inline: var(--space-xs);
  }
}