/* Sectors index — the flying tiles field.
   Built on the site design system: cream gloss, hairline grid,
   bordeaux accents. Tiles move; copy never does. */

.sectors-field {
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

/* ---------------- Hero ---------------- */

.sectors-field__hero {
  padding: clamp(6rem, 12vw, 10rem) 8vw clamp(2.5rem, 5vw, 4rem);
}

.sectors-field .section-number {
  position: static;
  display: block;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
  font-size: .85rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.sectors-field h1 {
  margin: 0;
  max-width: 14ch;
  font-size: clamp(2.5rem, 6vw, 6rem);
  font-weight: 400;
  line-height: .92;
  letter-spacing: -.08em;
}

.sectors-field__intro {
  max-width: 560px;
  margin: clamp(2rem, 5vw, 3.5rem) 0 0;
  font-size: clamp(1rem, 1.8vw, 1.5rem);
  line-height: 1.25;
  color: var(--text-muted);
}

.sectors-field__hint {
  margin: 1.25rem 0 0;
  font-size: .85rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--bordeaux);
}

@media (pointer: coarse) {
  .sectors-field__hint { display: none; }
}

/* ---------------- The field ---------------- */

.sectors-field__stage {
  padding: 0 8vw clamp(5rem, 10vw, 8rem);
}

.sf-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1px;
  border: 1px solid var(--border);
  background: var(--border);
}

.sf-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 200px;
  padding: 1.4rem 1.4rem 1.6rem;
  background: var(--bg-gloss);
  color: var(--text-primary);
  text-decoration: none;
  overflow: hidden;
  will-change: transform;
  transition: background .3s, box-shadow .3s;
}

.sf-tile:nth-child(3n+2) {
  background: #fcfbf9;
}

.sf-tile:hover,
.sf-tile:focus-visible {
  background: #ffffff;
  box-shadow: inset 0 0 0 1px var(--bordeaux);
  z-index: 2;
}

.sf-tile:focus-visible {
  outline: 2px solid var(--bordeaux);
  outline-offset: -2px;
}

.sf-tile__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .8rem;
  letter-spacing: .12em;
  color: var(--text-muted);
}

.sf-tile__arrow {
  color: var(--bordeaux);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity .3s, transform .3s;
}

.sf-tile:hover .sf-tile__arrow,
.sf-tile:focus-visible .sf-tile__arrow {
  opacity: 1;
  transform: none;
}

.sf-tile__label {
  font-size: clamp(1.2rem, 1.8vw, 1.65rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -.02em;
}

.sf-tile__summary {
  margin: 0;
  font-size: .92rem;
  line-height: 1.5;
  color: var(--text-muted);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .3s, transform .3s;
}

.sf-tile:hover .sf-tile__summary,
.sf-tile:focus-visible .sf-tile__summary {
  opacity: 1;
  transform: none;
}

/* Touch devices have no hover — keep the summaries visible. */
@media (pointer: coarse) {
  .sf-tile__summary { opacity: 1; transform: none; }
  .sf-tile__arrow { opacity: 1; transform: none; }
}

/* ---------------- Closing line ---------------- */

.sectors-field__back {
  padding: 0 8vw clamp(5rem, 9vw, 7rem);
}

@media (prefers-reduced-motion: reduce) {
  .sf-tile,
  .sf-tile__summary,
  .sf-tile__arrow {
    transition: none;
  }
}