/* ============================================================
   AURELIA — Projects Index Page
   ============================================================ */

.proj-hero {
  background: var(--obsidian);
  color: var(--travertine);
  padding: 240px 0 120px;
  position: relative;
  overflow: hidden;
}
.proj-hero h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(56px, 9vw, 144px);
  letter-spacing: -0.034em;
  line-height: 0.92;
  max-width: 1100px;
}
.proj-hero h1 em { font-style: italic; color: var(--bronze-soft); }
.proj-hero-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line-on-dark);
  margin-top: 100px;
  border-top: 1px solid var(--line-on-dark);
}
.proj-hero-meta-cell {
  background: var(--obsidian);
  padding: 32px 24px;
}
.proj-hero-meta-cell .label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(245,241,234,0.5);
  margin-bottom: 12px;
}
.proj-hero-meta-cell .val {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(28px, 3vw, 44px);
  letter-spacing: -0.018em;
  color: var(--bronze-soft);
}

.proj-filters {
  background: var(--travertine);
  padding: 40px 0;
  position: sticky;
  top: 70px;
  z-index: 50;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.proj-filters-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.proj-filter-group {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.proj-filter-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 10px 18px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: all 0.4s var(--ease-out);
}
.proj-filter-btn:hover { border-color: var(--ink); }
.proj-filter-btn.active { background: var(--obsidian); color: var(--travertine); border-color: var(--obsidian); }
.proj-count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--smoke);
}
.proj-count strong {
  color: var(--bronze);
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 18px;
  letter-spacing: -0.01em;
  text-transform: none;
  margin-right: 8px;
}

.proj-grid {
  background: var(--travertine);
  padding: 100px 0 200px;
}
.proj-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line);
}
.proj-row {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  padding: 80px 0;
  border-bottom: 1px solid var(--line);
  align-items: center;
  transition: padding 0.5s var(--ease-out);
  position: relative;
}
.proj-row:nth-child(even) { grid-template-columns: 1.4fr 1fr; }
.proj-row:nth-child(even) .proj-row-image { order: 1; }
.proj-row:nth-child(even) .proj-row-content { order: 2; }
.proj-row:hover { padding-left: 32px; padding-right: 32px; }

.proj-row-image {
  aspect-ratio: 4/3;
  overflow: hidden;
  position: relative;
}
.proj-row-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease-out);
}
.proj-row:hover .proj-row-image img { transform: scale(1.04); }
.proj-row-image .badge {
  position: absolute;
  top: 24px;
  left: 24px;
  z-index: 2;
}
.proj-row-content .meta {
  display: flex;
  gap: 24px;
  margin-bottom: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--smoke);
}
.proj-row-content h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(36px, 5vw, 72px);
  letter-spacing: -0.028em;
  line-height: 1;
  margin-bottom: 24px;
}
.proj-row-content h2 em { font-style: italic; color: var(--bronze); }
.proj-row-content p {
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 560px;
}
.proj-row-stats {
  display: flex;
  gap: 48px;
  margin-bottom: 40px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.proj-row-stats .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.proj-row-stats .stat-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--smoke);
}
.proj-row-stats .stat-val {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 26px;
  letter-spacing: -0.018em;
  color: var(--ink);
}

@media (max-width: 1024px) {
  .proj-row, .proj-row:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 56px 0;
  }
  .proj-row:nth-child(even) .proj-row-image,
  .proj-row:nth-child(even) .proj-row-content {
    order: initial;
  }
  .proj-hero-meta { grid-template-columns: 1fr 1fr; }
}

/* ======= MOBILE: 768px ======= */
@media (max-width: 768px) {
  /* Project hero */
  .proj-hero { padding: 150px 0 80px; }
  .proj-hero h1 { font-size: clamp(40px, 10vw, 80px); }
  .proj-hero-meta {
    grid-template-columns: 1fr 1fr;
    margin-top: 60px;
  }
  .proj-hero-meta-cell { padding: 24px 18px; }
  .proj-hero-meta-cell .val { font-size: clamp(22px, 5vw, 36px); }

  /* Filters */
  .proj-filters { padding: 24px 0; top: 58px; }
  .proj-filters-row { gap: 16px; flex-direction: column; align-items: flex-start; }
  .proj-filter-group { gap: 6px; }
  .proj-filter-btn { padding: 8px 14px; font-size: 10px; }

  /* Grid */
  .proj-grid { padding: 60px 0 120px; }
  .proj-row, .proj-row:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 48px 0;
  }
  .proj-row:hover { padding-left: 0; padding-right: 0; }
  .proj-row-content h2 { font-size: clamp(28px, 7vw, 48px); }
  .proj-row-content p { font-size: 15px; }
  .proj-row-stats { gap: 28px; flex-wrap: wrap; }
  .proj-row-stats .stat-val { font-size: 22px; }
}

/* ======= MOBILE: 480px ======= */
@media (max-width: 480px) {
  .proj-hero { padding: 120px 0 60px; }
  .proj-hero h1 { font-size: clamp(32px, 11vw, 64px); }
  .proj-hero-meta { grid-template-columns: 1fr 1fr; margin-top: 40px; }
  .proj-hero-meta-cell { padding: 18px 14px; }
  .proj-hero-meta-cell .val { font-size: clamp(18px, 6vw, 28px); }

  .proj-grid { padding: 48px 0 80px; }
  .proj-row, .proj-row:nth-child(even) { padding: 36px 0; gap: 20px; }
  .proj-row-content h2 { font-size: clamp(24px, 8vw, 40px); }
  .proj-row-stats { gap: 20px; }
}