* {
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  font-size: var(--text-md);
  line-height: var(--line-base);
  color: var(--color-text-primary);
  background: radial-gradient(circle at 20% 5%, rgba(37, 99, 235, 0.14), transparent 35%),
    radial-gradient(circle at 85% 30%, rgba(56, 189, 248, 0.08), transparent 40%),
    var(--color-bg);
  overflow-x: clip;
}

a {
  color: inherit;
}

a:focus-visible {
  outline: 2px solid var(--color-cyan-tech);
  outline-offset: 2px;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-heading);
  line-height: var(--line-tight);
  letter-spacing: -0.02em;
}

p {
  margin: 0;
}

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

.section {
  padding-block: var(--section-space);
}

.button {
  border: 0;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1;
  padding: 0.85rem 1.15rem;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease, box-shadow 150ms ease;
}

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

.button:focus-visible {
  outline: 2px solid var(--color-cyan-tech);
  outline-offset: 2px;
}

.button--primary {
  color: var(--color-ice);
  background-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.button--primary:hover {
  background-color: #1d4ed8;
}

.button--secondary {
  color: var(--color-ice);
  background-color: transparent;
  box-shadow: inset 0 0 0 1px var(--color-border);
}

.button--secondary:hover {
  background-color: var(--color-surface-alt);
}

.button--ghost {
  color: var(--color-ice);
  background: transparent;
  box-shadow: inset 0 0 0 1px var(--color-border);
}

.button--ghost:hover {
  box-shadow: inset 0 0 0 1px rgba(56, 189, 248, 0.5);
}

.card {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background-color: color-mix(in oklab, var(--color-surface), black 8%);
  box-shadow: var(--shadow-sm);
  transition: border-color 150ms ease, box-shadow 150ms ease, transform 150ms ease;
}

.card--highlight {
  background: linear-gradient(165deg, rgba(37, 99, 235, 0.16), rgba(15, 23, 42, 0.85));
  box-shadow: var(--shadow-glow);
}

.card__title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}

.card__text {
  color: var(--color-text-secondary);
}

.card__list {
  margin: 0;
  padding-left: 1rem;
  color: var(--color-text-secondary);
  display: grid;
  gap: var(--space-2);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  padding: 0.45rem 0.8rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(56, 189, 248, 0.45);
  background-color: var(--color-accent-soft);
  color: var(--color-ice);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}