/* ═══════════════════════════════════════════════════════════
   KB x Atelier — Gallery CSS
   Category tiles, editorial grid, project cards, lightbox
═══════════════════════════════════════════════════════════ */

/* ─── Category tiles (homepage) ────────────────────────── */
.categories {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
}

.cat-tile {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  display: block;
  border-radius: var(--radius-sm);
}

.cat-tile__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
  background: var(--c-light); /* placeholder if no image */
}

.cat-tile:hover .cat-tile__img {
  transform: scale(1.06);
}

.cat-tile__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(42,42,42,0.7) 0%, transparent 50%);
  display: flex;
  align-items: flex-end;
  padding: 16px 14px;
}

.cat-tile__name {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: white;
}

/* No image placeholder */
.cat-tile--empty .cat-tile__img {
  background: var(--c-light);
}

/* ─── Editorial grid (portfolio category page) ──────────── */
.editorial-grid {
  display: grid;
  gap: 6px;
}

/* First row: 1 large (left 60%) + 2 stacked (right 40%) */
.editorial-grid__row--first {
  display: grid;
  grid-template-columns: 3fr 2fr;
  grid-template-rows: 220px 220px;
  gap: 6px;
}

.editorial-grid__row--first .proj-card:first-child {
  grid-row: 1 / 3;
}

/* Subsequent rows: 3 equal columns */
.editorial-grid__row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

/* ─── Project card ──────────────────────────────────────── */
.proj-card {
  position: relative;
  overflow: hidden;
  display: block;
  min-height: 220px;
  border-radius: var(--radius-sm);
  background: var(--c-light);
}

.proj-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
}

.proj-card:hover .proj-card__img {
  transform: scale(1.04);
}

.proj-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(107, 112, 92, 0);
  transition: background 0.35s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.proj-card:hover .proj-card__overlay {
  background: rgba(107, 112, 92, 0.62);
}

.proj-card__title {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: white;
  text-align: center;
  padding: 0 16px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.proj-card:hover .proj-card__title {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Featured project (homepage) ──────────────────────── */
.featured {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 0;
  min-height: 520px;
  background: var(--c-dark);
}

.featured__image {
  overflow: hidden;
}

.featured__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
  transition: transform var(--transition-medium), opacity var(--transition-fast);
}

.featured:hover .featured__image img {
  transform: scale(1.03);
  opacity: 1;
}

.featured__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 60px 48px;
  background: var(--c-dark);
}

.featured__label {
  font-size: 0.58rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--c-sand);
  margin-bottom: 20px;
}

.featured__title {
  font-size: clamp(1.4rem, 2.5vw, 2.2rem);
  font-weight: 200;
  letter-spacing: 0.1em;
  color: white;
  margin-bottom: 20px;
  line-height: 1.3;
}

.featured__desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-bottom: 32px;
}

.featured__link {
  font-size: 0.62rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--c-sand);
  border-bottom: 1px solid rgba(221,190,169,0.4);
  padding-bottom: 4px;
  align-self: flex-start;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.featured__link:hover {
  color: white;
  border-bottom-color: white;
}

/* ─── About preview (homepage) ─────────────────────────── */
.about-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 420px;
}

.about-preview__image {
  overflow: hidden;
}

.about-preview__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.about-preview__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 60px 56px;
  background: var(--c-cream);
}

.about-preview__quote {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 200;
  font-style: italic;
  color: var(--c-dark);
  line-height: 1.5;
  margin-bottom: 24px;
}

.about-preview__text {
  font-size: 0.9rem;
  color: var(--c-mid);
  line-height: 1.75;
  margin-bottom: 32px;
}

/* ─── Single project gallery ────────────────────────────── */
.project-gallery {
  columns: 3;
  column-gap: 6px;
}

.project-gallery__item {
  break-inside: avoid;
  margin-bottom: 6px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  cursor: pointer;
  position: relative;
}

.project-gallery__item img {
  width: 100%;
  display: block;
  transition: transform var(--transition-medium);
}

.project-gallery__item:hover img {
  transform: scale(1.03);
}

.project-gallery__item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(107,112,92,0);
  transition: background 0.3s;
}

.project-gallery__item:hover::after {
  background: rgba(107,112,92,0.2);
}

/* ─── Lightbox ──────────────────────────────────────────── */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(18, 18, 18, 0.97);
  z-index: 500;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}

.lightbox.open {
  display: flex;
}

.lightbox__img {
  max-width: 92vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  user-select: none;
  transition: opacity 0.2s;
}

.lightbox__img.loading {
  opacity: 0;
}

.lightbox__close {
  position: absolute;
  top: 20px; right: 24px;
  background: none; border: none;
  color: rgba(255,255,255,0.6);
  font-size: 1.4rem;
  cursor: pointer;
  transition: color var(--transition-fast);
  z-index: 10;
}

.lightbox__close:hover { color: white; }

.lightbox__btn {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  background: none; border: none;
  color: rgba(255,255,255,0.5);
  font-size: 1.8rem;
  cursor: pointer;
  padding: 16px 20px;
  transition: color var(--transition-fast);
  z-index: 10;
  user-select: none;
}

.lightbox__btn:hover { color: white; }
.lightbox__btn--prev { left: 12px; }
.lightbox__btn--next { right: 12px; }

.lightbox__counter {
  position: absolute;
  bottom: 20px;
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
}

/* ─── Contact section ───────────────────────────────────── */
.contact-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  padding: var(--spacing-xl) 0;
}

.contact-info__item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.contact-info__label {
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-sand);
  min-width: 60px;
  padding-top: 2px;
}

.contact-info__value {
  font-size: 0.9rem;
  color: var(--c-dark);
}

.contact-form__field {
  margin-bottom: var(--spacing-md);
}

.contact-form__label {
  display: block;
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-mid);
  margin-bottom: 6px;
}

.contact-form__input,
.contact-form__textarea {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--c-light);
  background: white;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--c-dark);
  outline: none;
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast);
}

.contact-form__input:focus,
.contact-form__textarea:focus {
  border-color: var(--c-olive);
}

.contact-form__textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-form__msg {
  font-size: 0.82rem;
  margin-top: var(--spacing-sm);
  min-height: 1.2em;
}

.contact-form__msg--success { color: var(--c-olive); }
.contact-form__msg--error   { color: #c0392b; }

/* ─── Responsive ────────────────────────────────────────── */
@media (max-width: 900px) {
  .categories {
    display: flex;
    overflow-x: auto;
    gap: 6px;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .categories::-webkit-scrollbar { display: none; }

  .cat-tile {
    flex: 0 0 42vw;
    min-width: 0;
  }

  .categories .cat-tile:nth-child(n+4) {
    display: block;
  }

  .featured {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .featured__content {
    padding: 40px 28px;
  }

  .about-preview {
    grid-template-columns: 1fr;
  }

  .about-preview__image {
    height: 300px;
  }

  .about-preview__content {
    padding: 40px 28px;
  }

  .contact-section {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .editorial-grid__row--first {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .editorial-grid__row--first .proj-card:first-child {
    grid-row: auto;
    min-height: 280px;
  }

  .editorial-grid__row {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-gallery {
    columns: 2;
  }
}

@media (max-width: 600px) {
  .cat-tile {
    flex: 0 0 70vw;
  }

  .categories .cat-tile:nth-child(n+3) {
    display: block;
  }

  .editorial-grid__row {
    grid-template-columns: 1fr;
  }

  .project-gallery {
    columns: 1;
  }

  .lightbox__btn--prev { left: 4px; }
  .lightbox__btn--next { right: 4px; }
}