/* =============================================================
   MOCKUP-ONLY: Layout 3 (Magazine Ledger)
   Full-width rows like a project register. Click a row to expand
   inline; no popup ever. Distinct from Layout 1/2 in that there
   are no tiles and no overlay - the page IS the data.
   ============================================================= */

.layout3-page {
  background: var(--ink);
  color: var(--bone);
  min-height: 60vh;
}

.layout3-intro {
  padding: clamp(var(--s-7), 12vw, var(--s-10)) 0 var(--s-6);
  border-bottom: 1px solid var(--rule-dark);
  position: relative;
}
.layout3-intro::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../../../aci-traxx/assets/img/textures/grain.svg");
  background-size: 320px 320px;
  opacity: 0.04;
  mix-blend-mode: overlay;
  pointer-events: none;
}
.layout3-title {
  font-family: var(--font-display);
  font-size: var(--fs-mega);
  line-height: 0.9;
  letter-spacing: -0.025em;
  text-transform: uppercase;
  margin: var(--s-3) 0 var(--s-5);
}
.layout3-title .accent { color: var(--safety); }
.layout3-lede {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(1rem, 1.3vw, 1.2rem);
  line-height: 1.5;
  color: var(--muted-dark);
  max-width: 64ch;
}

.layout3-list-section {
  padding: var(--s-7) 0 var(--s-9);
}
@media (min-width: 1280px) {
  .layout3-list-section .wrap { max-width: 1480px; }
}

/* ---- Header strip ---- */
.layout3-head {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted-dark);
  padding: 12px var(--s-4);
  border-bottom: 1px solid var(--rule-dark);
  align-items: center;
  gap: var(--s-4);
}
@media (min-width: 980px) {
  .layout3-head {
    display: grid;
    grid-template-columns: 110px 2fr 1.4fr 80px 1.2fr 36px;
  }
}

.layout3-head__cell--toggle { text-align: right; }

/* ---- List ---- */
.layout3-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule-dark);
}

.layout3-row {
  position: relative;
  border-bottom: 1px solid var(--rule-dark);
  background: transparent;
  transition: background var(--dur-fast) var(--ease-out);
}
.layout3-row:hover { background: rgba(255,255,255,0.02); }
.layout3-row.is-open { background: rgba(255,107,0,0.04); }

.layout3-row__head {
  display: grid;
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  border: 0;
  padding: 18px var(--s-4);
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  grid-template-columns: 1fr;
  row-gap: 6px;
  align-items: center;
  transition: color var(--dur-fast) var(--ease-out);
}
@media (min-width: 980px) {
  .layout3-row__head {
    grid-template-columns: 110px 2fr 1.4fr 80px 1.2fr 36px;
    column-gap: var(--s-4);
    row-gap: 0;
  }
}
.layout3-row__head:hover { color: var(--bone); }
.layout3-row__head:focus-visible {
  outline: 2px solid var(--safety);
  outline-offset: -3px;
}

.layout3-row__cell {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-dark);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.layout3-row__cell--name {
  white-space: normal;
}
.layout3-row__cell--job {
  font-weight: 600;
  color: var(--safety);
}
.layout3-row__name {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.7vw, 1.45rem);
  letter-spacing: -0.005em;
  text-transform: uppercase;
  color: var(--bone);
  line-height: 1.1;
}
.layout3-row__placeholder {
  color: var(--muted-dark);
  opacity: 0.6;
}
.layout3-row__cell--toggle {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  color: var(--muted-dark);
  transition: transform var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out);
}
.layout3-row.is-open .layout3-row__cell--toggle {
  transform: rotate(-180deg);
  color: var(--safety);
}

/* ---- Expanded panel ---- */
.layout3-row__panel {
  overflow: hidden;
  height: 0;
  transition: height 380ms var(--ease-out);
  background: var(--ink-2);
  border-top: 0;
}
.layout3-row__panel[hidden] {
  display: none;
}
.layout3-row.is-open .layout3-row__panel {
  display: block;
}

.layout3-row__panel-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-6);
  padding: var(--s-6) var(--s-4) var(--s-7);
  border-top: 1px solid rgba(255,107,0,0.25);
}
@media (min-width: 980px) {
  .layout3-row__panel-inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr);
  }
}

.layout3-row__gallery {
  display: grid;
  gap: var(--s-3);
}

.layout3-row__hero {
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--ink);
  border: 1px solid var(--rule-dark);
}
.layout3-row__hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.15) contrast(1.05);
}

.layout3-row__strip {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 6px;
}
.layout3-row__strip img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--rule-dark);
  filter: grayscale(0.2);
}

.layout3-row__content {
  display: grid;
  align-content: start;
  gap: var(--s-5);
}

.layout3-row__meta {
  display: grid;
  grid-template-columns: minmax(110px, max-content) 1fr;
  gap: 6px var(--s-5);
  margin: 0;
}
.layout3-row__meta dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-dark);
  align-self: center;
}
.layout3-row__meta dd {
  margin: 0;
  font-family: var(--font-body);
  color: var(--bone);
  line-height: 1.4;
}

.layout3-row__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.layout3-row__chip {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone);
  border: 1px solid var(--rule-dark);
  padding: 4px 10px;
}

.layout3-row__desc {
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--bone);
}
.layout3-row__desc p { margin: 0 0 var(--s-3); }
.layout3-row__desc p:last-child { margin-bottom: 0; }

.layout3-row__awards {
  border-top: 1px solid var(--rule-dark);
  padding-top: var(--s-4);
}
.layout3-row__awards-title {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #f4b400;
  margin: 0 0 var(--s-3);
}
.layout3-row__awards-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.layout3-row__awards-list li {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--bone);
}
.layout3-row__awards-list strong { font-weight: 600; }
.layout3-row__awards-list a { color: inherit; text-decoration: underline; }
.layout3-row__award-year {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  margin-left: 6px;
  color: var(--muted-dark);
}
.layout3-row__award-desc {
  display: block;
  color: var(--muted-dark);
  font-size: 0.88rem;
  margin-top: 2px;
}

.layout3-empty {
  font-family: var(--font-mono);
  text-align: center;
  color: var(--muted-dark);
  padding: var(--s-7) 0;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

@media (prefers-reduced-motion: reduce) {
  .layout3-row__panel,
  .layout3-row__cell--toggle {
    transition: none !important;
  }
}