/* A real link stretches across the card. The form stays on a higher layer. */
.landing-shell { min-height: 100svh; display: flex; flex-direction: column; }
.landing { width: min(100%, 43rem); padding: clamp(3.5rem, 9vh, 7rem) 0 2rem; }
.landing h1 { font-size: var(--font-large-title); font-weight: 500;
  letter-spacing: -.045em; max-width: 18ch; margin-bottom: 2.75rem; }
.landing-byline { font-size: var(--font-subheadline); color: var(--grey);
  margin: 0 0 1.15rem; }
.search-card { position: relative; padding: 1.6rem; border: 1px solid var(--border);
  border-radius: .75rem; background: var(--bg); min-height: 16rem;
  display: flex; flex-direction: column; transition: border-color .15s; }
.search-card:hover, .search-card:focus-within { border-color: var(--accent); }
.card-heading { display: flex; justify-content: space-between; align-items: center; }
.card-heading h2 { font-size: var(--font-title-2); font-weight: 500; }
.card-heading span { color: var(--grey); font-size: var(--font-title); }
.card-link { color: var(--ink); text-decoration: none; }
.card-link::after { content: ''; position: absolute; inset: 0; border-radius: .75rem; }
.card-link:focus-visible { outline: none; }
.card-link:focus-visible::after { outline: 2px solid var(--accent); outline-offset: 3px; }
.card-detail { color: var(--grey); font-size: var(--font-callout); margin: .6rem 0 2.5rem; }
.card-search { position: relative; z-index: 1; display: flex; gap: .6rem; margin-top: auto; }
.card-search input { min-width: 0; background: var(--bg-subtle); }
.card-search button { font-size: var(--font-body); }
.landing-shell footer { margin-top: auto; }
.advanced-search { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem; margin: 1.4rem 0 2rem; align-items: end; }
.advanced-search .query-field { grid-column: span 3; }
.advanced-search label { margin: 0 0 .4rem; text-transform: none; letter-spacing: 0;
  font-family: var(--sans); font-size: var(--font-subheadline); }
.advanced-submit { height: 2.95rem; }
@media (max-width: 38rem) {
  .landing { padding-top: 3rem; }
  .landing h1 { font-size: var(--font-title); margin-bottom: 2rem; }
  .search-card { padding: 1.2rem; }
  .card-search { flex-direction: column; }
  .advanced-search { grid-template-columns: 1fr 1fr; }
  .advanced-search .query-field { grid-column: 1 / -1; }
}