/* ============================================================
   igred.org — layout only. Tokens, typography and shared chrome
   come from atlas.css, the same file the map and the Brief load.

   The map's monument is a plate. The Brief's is a date. Here it
   is the institute's own subject, set at display size above the
   space held for the opening film.
   ============================================================ */

.home-masthead {
  padding: clamp(16px, 3.5vw, 40px) var(--gutter) 0;
}

main { display: block; }

/* ---------- hero ---------------------------------------------- */

.hero {
  padding: clamp(24px, 4vw, 52px) var(--gutter) 0;
}

.hero .title {
  font-size: clamp(38px, 9.5vw, 92px);
  max-width: 16ch;
}

.hero .standfirst {
  margin-top: clamp(18px, 2.4vw, 30px);
  max-width: 52ch;
  font-size: clamp(15px, 1.25vw, 18px);
}

/* ---------- the film, and the space held for it ---------------- */

.film {
  margin: clamp(28px, 4vw, 56px) 0 0;
}

.film-plate {
  position: relative;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--hair);
  overflow: hidden;
}

.film-texture { display: block; width: 100%; height: 100%; }

.film-caption {
  margin-top: 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-2);
}

/* ---------- bands ---------------------------------------------- */

.band {
  padding: clamp(34px, 5vw, 72px) var(--gutter) 0;
}

.band-heading {
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--fg-2);
  margin: 0 0 clamp(16px, 2vw, 24px);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--hair);
}

.prose .lede {
  font-family: var(--display);
  font-optical-sizing: auto;
  font-weight: 400;
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.012em;
}

.prose {
  max-width: 62ch;
  display: grid;
  gap: 1em;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.68;
}
.prose p { margin: 0; }

/* ---------- the two products ----------------------------------- */

.products {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.product { border-top: 1px solid var(--hair-soft); }
.product:first-child { border-top: 0; }

.product-entry {
  display: grid;
  gap: 6px;
  padding: clamp(20px, 2.6vw, 32px) 0;
  color: var(--fg);
  text-decoration: none;
}

/* Not yet published: stated quietly rather than dressed up as a link that goes nowhere. */
.product-entry.is-unpublished .product-name { color: var(--fg-2); }
.product-entry.is-unpublished .product-body { color: var(--fg-2); }

.product-kind {
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-2);
}

.product-name {
  font-family: var(--display);
  font-optical-sizing: auto;
  font-weight: 400;
  font-size: clamp(26px, 4vw, 46px);
  line-height: 1.06;
  letter-spacing: -0.02em;
}

a.product-entry:hover .product-name { color: var(--s3); }

.product-body {
  max-width: 58ch;
  font-size: clamp(14px, 1.05vw, 15.5px);
  line-height: 1.62;
  color: var(--fg);
}

.product-go {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-2);
  border-bottom: 1px solid var(--hair);
  justify-self: start;
  padding-bottom: 2px;
}
a.product-entry:hover .product-go { color: var(--fg); border-bottom-color: var(--fg); }


/* ---------- people --------------------------------------------- */

.people {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(16px, 2vw, 26px);
}

.person { display: grid; gap: 2px; }

.person-name {
  font-family: var(--display);
  font-optical-sizing: auto;
  font-weight: 400;
  font-size: clamp(20px, 2.2vw, 28px);
  letter-spacing: -0.012em;
  margin: 0;
}

.person-role {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-2);
}

/* ---------- footer --------------------------------------------- */

.home-colophon {
  margin-top: clamp(40px, 6vw, 84px);
}
.footer-name { font-size: 13px; }

/* ============================================================
   Wider screens: the hero splits, so the film sits beside the
   statement rather than under it, and the bands gain a rail.
   ============================================================ */

@media (min-width: 900px) {
  .hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    column-gap: clamp(32px, 4vw, 64px);
    align-items: end;
  }
  .hero .title { grid-column: 1; max-width: none; }
  .hero .standfirst { grid-column: 1; max-width: 44ch; }
  .film { grid-column: 2; grid-row: 1 / span 2; margin-top: 0; align-self: center; }

  .band {
    display: grid;
    grid-template-columns: minmax(180px, 22%) minmax(0, 1fr);
    column-gap: clamp(32px, 4vw, 64px);
    align-items: start;
  }
  /* The heading becomes a rail label; its rule would look wrong there. */
  .band-heading { border-bottom: 0; padding-bottom: 0; margin-bottom: 0; }
  .band > :not(.band-heading) { grid-column: 2; }
  .products, .people, .prose { grid-column: 2; }
}

@media (min-width: 1400px) {
  .hero .title { font-size: clamp(72px, 6.2vw, 108px); }
  .product-name { font-size: clamp(38px, 3.2vw, 54px); }
}

@media (min-width: 2300px) {
  .home-masthead, .hero, .band, .colophon { max-width: 2200px; margin-inline: auto; }
  .home-masthead, .hero, .band { padding-inline: var(--gutter); }
}