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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--color-black);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--color-yellow);
  outline-offset: 2px;
}

ul,
ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.05;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

h1 { font-size: clamp(var(--text-4xl), 8vw, var(--text-6xl)); }
h2 { font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl)); }
h3 { font-size: clamp(var(--text-xl), 3vw, var(--text-2xl)); }

p {
  margin-bottom: var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  z-index: 9999;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-yellow);
  color: var(--color-black);
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  border: var(--border-thick) solid var(--color-black);
}

.skip-link:focus {
  top: var(--space-md);
}

.panel--dark {
  background-color: var(--color-black);
  color: var(--color-white);
}

.panel--concrete {
  background-color: var(--color-concrete);
  color: var(--color-white);
}

.panel--yellow {
  background-color: var(--color-yellow);
  color: var(--color-black);
}

.panel--white {
  background-color: var(--color-white);
  color: var(--color-black);
}

.section-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: var(--space-xs) var(--space-md);
  border: var(--border-thick) solid currentColor;
}

.section-header {
  margin-bottom: var(--space-3xl);
}

.section-header__title {
  margin-top: var(--space-md);
}