html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--px-ground);
  color: var(--px-ink);
  font-family: var(--px-font-body);
  font-weight: 300;
  font-size: var(--px-text-body);
  line-height: var(--px-leading-body);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--px-ease), background var(--px-ease),
              border-color var(--px-ease), opacity var(--px-ease);
}
a:hover { color: var(--px-accent-ink); }

button, input, select, textarea { font-family: inherit; }
button { transition: background var(--px-ease), color var(--px-ease),
                     border-color var(--px-ease), transform var(--px-ease); }

img, svg, video { max-width: 100%; height: auto; display: block; }

section { scroll-margin-top: 88px; }

h1, h2, h3, h4 {
  font-family: var(--px-font-display);
  font-weight: 800;
  margin: 0;
  text-wrap: balance;
}
p { margin: 0; }

[data-lucide] {
  display: inline-flex;
  width: 18px;
  height: 18px;
  stroke-width: 1.75;
  vertical-align: middle;
}

/* Keyboard users get the ring; pointer users do not. */
:focus-visible {
  outline: none;
  box-shadow: var(--px-focus-ring);
  border-radius: var(--radius-sm);
}

.px-shell {
  width: 100%;
  max-width: var(--px-shell);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 32px);
}
.px-shell--read { max-width: var(--px-shell-read); }
.px-shell--form { max-width: var(--px-shell-form); }

.px-section { padding-block: var(--px-section); }
.px-section--sm { padding-block: var(--px-section-sm); }
.px-section--lg { padding-block: var(--px-section-lg); }

.px-ink-panel {
  background: var(--px-ink);
  color: var(--px-ground);
}
.px-ink-panel a:hover { color: var(--px-accent); }

.px-eyebrow {
  font-family: var(--px-font-body);
  font-weight: 600;
  font-size: var(--px-text-eyebrow);
  letter-spacing: var(--px-tracking-eyebrow);
  text-transform: uppercase;
  color: var(--px-accent-ink);
  line-height: 1;
}
.px-ink-panel .px-eyebrow { color: var(--px-accent); }

.px-h1 { font-size: var(--px-text-h1); line-height: var(--px-leading-hero); letter-spacing: var(--px-tracking-h1); }
.px-h2 { font-size: var(--px-text-h2); line-height: var(--px-leading-heading); letter-spacing: var(--px-tracking-h2); }
.px-h3 { font-size: var(--px-text-h3); line-height: 1.25; letter-spacing: var(--px-tracking-h3); font-weight: 700; }
.px-hero-title { font-size: var(--px-text-hero); line-height: var(--px-leading-hero); letter-spacing: var(--px-tracking-hero); }
.px-accent-word { color: var(--px-accent-mid); }

.px-lead {
  font-size: var(--px-text-body-lg);
  line-height: 1.62;
  max-width: 62ch;
}
.px-muted { opacity: .74; }
.px-caption { font-size: var(--px-text-caption); }

.px-stack   { display: flex; flex-direction: column; }
.px-row     { display: flex; align-items: center; }
.px-wrap    { flex-wrap: wrap; }
.px-between { justify-content: space-between; }
.px-gap-2 { gap: var(--space-2); }
.px-gap-3 { gap: var(--space-3); }
.px-gap-4 { gap: var(--space-4); }
.px-gap-6 { gap: var(--space-6); }
.px-gap-8 { gap: var(--space-8); }

.px-grid { display: grid; gap: var(--space-7); }
.px-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.px-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.px-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.px-visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 900px) {
  .px-grid--3, .px-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .px-grid--2, .px-grid--3, .px-grid--4 { grid-template-columns: minmax(0, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}