/* Sweet: charcoal on warm paper, Roboto throughout, one azure accent used sparingly. */
:root {
  --paper: #faf8f5;
  --paper-dim: #f3f0eb;
  --white: #fff;
  --ink-900: #1c1b1a;
  --ink-600: #55524e;
  --ink-400: #86827c;
  --border: #e4e0d9;
  --brand: #3d7df2;
  --radius: 14px;
  --measure: 1080px;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  padding: 0 24px 72px;
  background: var(--paper);
  color: var(--ink-900);
  font-family: Roboto, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

.masthead {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 88px 0 44px;
}

.wordmark {
  margin: 0 0 40px;
  color: var(--ink-400);
  font-family: "Roboto Mono", ui-monospace, monospace;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.masthead__title {
  margin: 0;
  font-size: clamp(38px, 6vw, 58px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.masthead__lede {
  max-width: 60ch;
  margin: 18px 0 0;
  color: var(--ink-600);
  font-size: 18px;
  font-weight: 300;
}

.grid {
  display: grid;
  gap: 20px;
  max-width: var(--measure);
  margin: 0 auto;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  transition:
    border-color 140ms ease,
    transform 140ms ease,
    box-shadow 140ms ease;
}

.card:hover {
  border-color: color-mix(in srgb, var(--brand) 40%, var(--border));
  box-shadow: 0 10px 30px rgb(28 27 26 / 7%);
  transform: translateY(-2px);
}

.card__link {
  display: block;
  padding: 26px 26px 22px;
  color: inherit;
  text-decoration: none;
}

.card__link:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: var(--radius);
}

.card__eyebrow {
  margin: 0;
  color: var(--ink-400);
  font-family: "Roboto Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.card__title {
  margin: 10px 0 0;
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.card__subtitle {
  margin: 6px 0 0;
  color: var(--ink-600);
  font-size: 15px;
}

.card__body {
  margin: 16px 0 0;
  color: var(--ink-600);
  font-size: 14.5px;
  font-weight: 300;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.tag {
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--paper-dim);
  color: var(--ink-600);
  font-size: 12px;
}

.card__foot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.card__stack {
  color: var(--ink-400);
  font-family: "Roboto Mono", ui-monospace, monospace;
  font-size: 12px;
}

.card__open {
  color: var(--brand);
  font-size: 14px;
  font-weight: 500;
}

.foot {
  max-width: var(--measure);
  margin: 56px auto 0;
  color: var(--ink-400);
  font-size: 13px;
}

.foot code {
  font-family: "Roboto Mono", ui-monospace, monospace;
  font-size: 12.5px;
}

@media (prefers-reduced-motion: reduce) {
  .card {
    transition: none;
  }

  .card:hover {
    transform: none;
  }
}