/* ==========================================================================
   Reset & Base Typography
   ========================================================================== */

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

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

/* No overflow on site-main — it kills position:sticky */

ul, ol { list-style: none; padding: 0; margin: 0; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, textarea, select { font: inherit; }
table { border-collapse: collapse; border-spacing: 0; }

body {
  font-family: var(--font-sans);
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-body);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--color-heading);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

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

p + p { margin-top: 1em; }

.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;
}

.text-red { color: var(--tb-red); }
.text-heading { color: var(--color-heading); }
.text-meta { color: var(--color-meta); }
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }