/* Case study pages and the case study index. Loads after home.css and reuses its tokens, header, buttons and footer. */

.article {
  --measure: 42rem;
  --wide: 56rem;
  padding-block: clamp(40px, 7vw, 88px) clamp(56px, 8vw, 96px);
}

.article > * {
  max-width: var(--measure);
  margin-inline: auto;
}

/* Header */

.article-eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-size: 0.92rem;
  color: var(--ink-3);
}

.article-eyebrow a {
  color: var(--accent);
  font-weight: 500;
  text-decoration: none;
}

.article-eyebrow a:hover {
  text-decoration: underline;
}

.article-title {
  margin-top: 18px;
  font-family: var(--font-display);
  font-weight: 400;
  font-variation-settings: "SOFT" 60, "opsz" 96;
  font-size: clamp(2.1rem, 4.6vw, 3.3rem);
  line-height: 1.06;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.article-dek {
  margin-top: 20px;
  font-size: 1.2rem;
  line-height: 1.5;
  color: var(--ink-2);
  text-wrap: pretty;
}

.article-byline {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
  color: var(--ink-3);
}

.article-byline strong {
  display: block;
  color: var(--ink);
  font-weight: 500;
}

.article-note {
  margin-top: 28px;
  padding: 14px 18px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--ink-2);
  font-size: 0.95rem;
}

/* Body copy */

.article-body {
  margin-top: 40px;
  font-size: 1.08rem;
  line-height: 1.72;
  color: var(--ink-2);
}

.article-body > * + * {
  margin-top: 1.1em;
}

.article-body h2 {
  margin-top: 2.4em;
  font-family: var(--font-display);
  font-weight: 400;
  font-variation-settings: "SOFT" 60, "opsz" 72;
  font-size: clamp(1.6rem, 3vw, 2rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-wrap: balance;
}

.article-body h3 {
  margin-top: 2em;
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
}

.article-body h4 {
  margin-top: 1.6em;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink);
}

.article-body h2 + *,
.article-body h3 + *,
.article-body h4 + * {
  margin-top: 0.7em;
}

.article-body strong {
  font-weight: 600;
  color: var(--ink);
}

.article-body a {
  color: var(--accent);
  text-decoration-color: color-mix(in srgb, var(--accent) 35%, transparent);
}

.article-body a:hover {
  color: var(--accent-hover);
  text-decoration-color: currentColor;
}

.article-body ul,
.article-body ol {
  padding-left: 1.3em;
}

.article-body li + li {
  margin-top: 0.5em;
}

.article-body li > p + p {
  margin-top: 0.5em;
}

.article-body li::marker {
  color: var(--ink-3);
}

.article-body blockquote {
  padding-left: 20px;
  border-left: 2px solid var(--accent);
  font-style: italic;
}

.article-body hr {
  margin-block: 2.6em;
  border: 0;
  border-top: 1px solid var(--line);
}

/* At a glance: the four facts a busy reader needs first. */
.article-body:has(> .glance:first-child) {
  margin-top: 0;
}

.article-body .glance {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px 40px;
  margin: 0;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
}

.glance dt {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.glance dd {
  margin: 8px 0 0;
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--ink);
}

/* Screenshots run wider than the text column. */
.article-body figure {
  max-width: var(--wide);
  margin: 2.4em auto;
  width: min(var(--wide), 100vw - var(--gutter) * 2);
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}

.article-body figure img {
  width: 100%;
  height: auto;
  margin-inline: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
}

.article-body figure.is-narrow img {
  max-width: 400px;
}

.article-body figcaption {
  max-width: var(--measure);
  margin: 12px auto 0;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--ink-3);
}

/* End of the article */

.article-end {
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
}

.article-end p {
  font-family: var(--font-display);
  font-variation-settings: "SOFT" 60, "opsz" 48;
  font-size: 1.35rem;
  line-height: 1.25;
}

.more-cases {
  padding-top: clamp(48px, 7vw, 80px);
  padding-bottom: clamp(56px, 8vw, 96px);
  background: linear-gradient(var(--line), var(--line)) center top / calc(100% - var(--gutter) * 2) 1px no-repeat;
}

.more-cases .section-title {
  font-size: clamp(1.8rem, 3.4vw, 2.4rem);
}

/* Case study index */

.index-head {
  padding-block: clamp(48px, 8vw, 96px) 0;
}

.index-head p {
  max-width: 42rem;
  margin-top: 16px;
  font-size: 1.15rem;
  color: var(--ink-2);
}

.index-head + .section {
  background: none;
  padding-top: 0;
}

@media (min-width: 901px) {
  .cases-index {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.case-date {
  font-size: 0.9rem;
  color: var(--ink-3);
}

@media (max-width: 640px) {
  .article-body {
    font-size: 1.02rem;
  }

  .article-dek {
    font-size: 1.1rem;
  }

  .article-body .glance {
    grid-template-columns: minmax(0, 1fr);
  }

  .article-body figure img {
    border-radius: 10px;
  }
}