/* ==========================================================================
   Archive
   ========================================================================== */

.archive-hero {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  background: url("../assets/images/08_archive_books_globe.jpg") no-repeat center / cover;
}

.archive-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 7, 12, 0.75) 0%, rgba(5, 7, 12, 0.92) 100%);
}

.archive-hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  width: 100%;
}

.archive-section {
  background: var(--color-parchment);
  padding: 64px 0 100px;
}

.archive-filter-row {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.archive-filter-btn {
  font-family: var(--font-serif);
  font-size: 12px;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  padding: 9px 18px;
  border: 1px solid var(--color-gold-deep);
  border-radius: 30px;
  background: transparent;
  color: var(--color-sepia-dark);
  transition: background 0.2s ease, color 0.2s ease;
}

.archive-filter-btn.active,
.archive-filter-btn:hover {
  background: var(--color-gold-deep);
  color: var(--color-parchment-light);
}

.archive-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.archive-item {
  position: relative;
  background: var(--color-parchment-light);
  border: 1px solid var(--color-parchment-dark);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform 0.25s var(--ease-classic), box-shadow 0.25s var(--ease-classic);
  cursor: pointer;
}

.archive-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-deep);
}

.archive-item-media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--color-navy);
  overflow: hidden;
}

.archive-item-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(0.35) contrast(1.05);
}

.archive-item-type {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(7, 12, 23, 0.75);
  color: var(--color-gold-bright);
  font-size: 10px;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  padding: 4px 9px;
  border: 1px solid var(--color-gold-line);
  border-radius: 3px;
}

.archive-item-body {
  padding: 16px 18px 20px;
}

.archive-item-title {
  font-size: 16px;
  color: var(--color-sepia-dark);
  margin-bottom: 4px;
}

.archive-item-date {
  font-family: var(--font-serif);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
  margin-bottom: 8px;
}

.archive-item-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-on-parchment-muted);
}

.archive-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  font-family: var(--font-caption);
  font-style: italic;
  font-size: 18px;
  color: var(--text-on-parchment-muted);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(5, 7, 12, 0.9);
  padding: 30px;
}

.lightbox[data-open="true"] {
  display: flex;
}

.lightbox-inner {
  position: relative;
  max-width: 800px;
  width: 100%;
  background: var(--color-parchment-light);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-deep);
}

.lightbox-inner img {
  width: 100%;
  display: block;
  filter: sepia(0.3);
}

.lightbox-caption {
  padding: 20px 24px;
}

.lightbox-caption h3 {
  font-size: 19px;
  color: var(--color-sepia-dark);
  margin-bottom: 6px;
}

.lightbox-caption p {
  font-size: 14px;
  color: var(--text-on-parchment-muted);
  line-height: 1.6;
}

.lightbox-close {
  position: absolute;
  top: -46px;
  right: 0;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--color-gold-line);
  background: transparent;
  color: var(--color-gold-bright);
  font-size: 20px;
}