*, *::before, *::after { box-sizing: border-box; }
html { text-size-adjust: 100%; -webkit-text-size-adjust: 100%; }
body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, picture, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
table { border-collapse: collapse; width: 100%; }

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-page-bg);
  overflow-wrap: break-word;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  line-height: 1.2;
}

.container {
  width: min(100% - 48px, var(--container-max));
  margin-inline: auto;
}

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

.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -3rem;
  z-index: 1000;
  padding: 0.6em 1em;
  background: var(--color-brand);
  color: #fff;
  border-radius: var(--radius-sm);
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: var(--space-2);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 0.7em 1.4em;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.btn--primary {
  background: var(--color-brand);
  color: #fff;
}
.btn--primary:hover, .btn--primary:focus-visible {
  background: var(--color-brand-hover);
}
.btn--secondary {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-heading);
}
.btn--secondary:hover, .btn--secondary:focus-visible {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

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