/* ============ LOOKBOOK — vertical scroll, masonry-style grid ============ */

/* ── Hero ── */
.lb-hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}
.lb-hero-bg {
  position: absolute;
  inset: 0;
}
.lb-hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(0.35) contrast(1.1) brightness(0.45);
}
.lb-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
    rgba(10,10,10,0.1) 0%,
    rgba(10,10,10,0.3) 40%,
    rgba(10,10,10,0.85) 100%);
}
.lb-hero-content {
  position: relative;
  z-index: 1;
  padding: 0 4vw 80px;
  width: 100%;
}
.lb-hero-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 32px;
}
.lb-hero-title {
  font-size: clamp(100px, 20vw, 340px);
  line-height: 0.82;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
}
.lb-hero-sub {
  max-width: 520px;
  color: var(--fg-dim);
  font-size: 15px;
  line-height: 1.7;
}

/* ── Intro ── */
.lb-intro {
  padding: 100px 0;
  border-bottom: 1px solid var(--line);
}
.lb-intro-text {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  max-width: 800px;
  color: var(--fg-dim);
}

/* ── Gallery grid ── */
.lb-gallery {
  padding: 80px 0 0;
}
.lb-gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 4px;
}

/* Cell base */
.lb-cell {
  position: relative;
  overflow: hidden;
  background: #0f0f0f;
}

/* Layouts */
.lb-cell--big    { grid-column: span 7; }
.lb-cell--tall   { grid-column: span 5; }
.lb-cell--third  { grid-column: span 4; }
.lb-cell--full   { grid-column: span 12; }

.lb-img-wrap {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

/* Aspect ratios per layout type */
.lb-cell--big   .lb-img-wrap { aspect-ratio: 7/5; }
.lb-cell--tall  .lb-img-wrap { aspect-ratio: 5/7; }
.lb-cell--third .lb-img-wrap { aspect-ratio: 4/5; }
.lb-cell--full  .lb-img-wrap { aspect-ratio: 16/7; }

.lb-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(0.15);
  transition: transform 1.2s cubic-bezier(0.16,1,0.3,1), filter 0.6s ease;
}
.lb-cell:hover .lb-img-wrap img {
  transform: scale(1.05);
  filter: grayscale(0);
}

.lb-cell-meta {
  position: absolute;
  bottom: 16px;
  left: 18px;
  right: 18px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  pointer-events: none;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.lb-cell:hover .lb-cell-meta {
  opacity: 1;
  transform: translateY(0);
}
.lb-cell-meta .eyebrow {
  color: var(--fg);
  mix-blend-mode: difference;
}

/* ── Chapters ── */
.lb-chapter {
  padding: 140px 4vw;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  border-top: 1px solid var(--line);
}
.lb-chapter--reverse .lb-chapter-text { order: -1; }

.lb-chapter-img {
  aspect-ratio: 4/5;
  overflow: hidden;
  background: #0f0f0f;
}
.lb-chapter-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(0.2);
  transition: transform 1.8s ease;
}
.lb-chapter:hover .lb-chapter-img img { transform: scale(1.03); }

.lb-chapter-text {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.lb-chapter-num { display: block; }
.lb-chapter-text h2 {
  font-size: clamp(48px, 6.5vw, 120px);
  line-height: 0.9;
}
.lb-chapter-text p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--fg-dim);
  max-width: 44ch;
}

/* ── Fullbleed ── */
.lb-fullbleed {
  height: 100vh;
  position: relative;
  overflow: hidden;
}
.lb-fullbleed img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(0.15) contrast(1.1);
}
.lb-fullbleed::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
    rgba(10,10,10,0.2) 0%,
    transparent 40%,
    rgba(10,10,10,0.4) 100%);
}
.lb-fullbleed-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}
.lb-fullbleed-text h2 {
  font-size: clamp(72px, 13vw, 260px);
  line-height: 0.88;
  letter-spacing: -0.03em;
  text-align: center;
  mix-blend-mode: difference;
  color: #fff;
}

/* ── Credits ── */
.lb-credits {
  padding: 120px 4vw;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: start;
}
.lb-credits h3 {
  font-size: clamp(40px, 5vw, 88px);
  line-height: 0.9;
}
.lb-credits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px 48px;
}
.lb-credit {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.lb-credit dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 6px;
}
.lb-credit dd {
  font-size: 15px;
  color: var(--fg);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .lb-cell--big    { grid-column: span 12; }
  .lb-cell--tall   { grid-column: span 6; }
  .lb-cell--third  { grid-column: span 6; }
  .lb-cell--full   { grid-column: span 12; }
  .lb-cell--big   .lb-img-wrap { aspect-ratio: 4/3; }
  .lb-cell--tall  .lb-img-wrap { aspect-ratio: 4/5; }
  .lb-cell--third .lb-img-wrap { aspect-ratio: 4/5; }
  .lb-cell-meta { opacity: 1; transform: none; }
}

@media (max-width: 768px) {
  .lb-hero-title { font-size: clamp(72px, 18vw, 140px); }
  .lb-cell--big,
  .lb-cell--tall,
  .lb-cell--third,
  .lb-cell--full   { grid-column: span 12; }
  .lb-cell--big   .lb-img-wrap,
  .lb-cell--tall  .lb-img-wrap,
  .lb-cell--third .lb-img-wrap { aspect-ratio: 4/5; }
  .lb-cell--full  .lb-img-wrap { aspect-ratio: 4/3; }
  .lb-chapter { grid-template-columns: 1fr; padding: 80px 4vw; gap: 40px; }
  .lb-chapter--reverse .lb-chapter-text { order: 0; }
  .lb-credits { grid-template-columns: 1fr; }
  .lb-credits-grid { grid-template-columns: 1fr; }
  .lb-fullbleed { height: 70vw; }
}