*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-neutral-800);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 10000;
  padding: 8px 16px;
  background: var(--color-accent);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: top var(--duration-fast) var(--ease-out);
}
.skip-link:focus {
  top: 8px;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}
a:hover { color: var(--color-accent-hover); }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  color: var(--color-primary);
  line-height: var(--leading-tight);
}

h1, h2 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: var(--tracking-tight);
}

h1 {
  font-size: clamp(2.25rem, 4.5vw, var(--text-6xl));
  line-height: 1.1;
}

h2 {
  font-size: clamp(1.75rem, 3vw, var(--text-4xl));
  line-height: 1.15;
}

h3 {
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: var(--leading-snug);
}

h4 {
  font-size: var(--text-xl);
  font-weight: 600;
  line-height: var(--leading-snug);
}

h5 {
  font-size: var(--text-lg);
  font-weight: 600;
}

p { margin-bottom: var(--space-4); }
p:last-child { margin-bottom: 0; }

strong { font-weight: 600; color: var(--color-primary); }

blockquote {
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-primary);
  font-weight: 400;
  line-height: var(--leading-snug);
  font-style: italic;
}

::selection {
  background: rgba(29, 78, 216, 0.12);
  color: var(--color-primary);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}