/* Выставки — вертикальная лента-таймлайн */

.page {
  position: relative; z-index: 2;
  max-width: 960px;
  margin: 0 auto;
  padding: calc(var(--nav-h) + clamp(2.5rem, 6vw, 5rem)) clamp(1.2rem, 5vw, 2.5rem) clamp(4rem, 8vw, 6rem);
}

.exh-group { margin-bottom: clamp(2.5rem, 6vw, 4rem); }
.exh-group > h2 {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  margin-bottom: 1.6rem;
  display: flex; align-items: center; gap: 0.8rem;
}
.exh-group > h2::before {
  content: ""; width: 26px; height: 2px; background: var(--terra);
}

.exh-empty {
  color: var(--ink-soft); font-style: italic;
  font-family: var(--serif); font-size: 1.3rem;
  padding: 2rem 0;
}

/* Сворачиваемый архив */
.archive-toggle {
  display: inline-flex; align-items: center; gap: 0.7rem;
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  color: var(--ink); margin-bottom: 1.2rem;
}
.archive-toggle > span:first-child { display: inline-flex; align-items: center; gap: 0.8rem; }
.archive-toggle > span:first-child::before { content: ""; width: 26px; height: 2px; background: var(--terra); }
.archive-count {
  font-family: var(--sans); font-size: 0.7rem; letter-spacing: 0.1em;
  color: var(--paper); background: var(--ink-soft);
  min-width: 22px; height: 22px; padding: 0 6px;
  border-radius: 100px; display: inline-grid; place-items: center;
  transition: background 0.3s;
}
.archive-toggle:hover .archive-count { background: var(--terra); }
.archive-chevron { font-size: 0.9rem; color: var(--ink-soft); transition: transform 0.35s var(--ease); }
.archive-toggle.open .archive-chevron { transform: rotate(180deg); }
.timeline.collapsed { display: none; }

.timeline { position: relative; padding-left: 1.8rem; }
.timeline::before {
  content: ""; position: absolute; left: 5px; top: 8px; bottom: 8px;
  width: 1px; background: var(--line);
}

.exhibition-card {
  position: relative;
  padding: 0 0 1.8rem 0;
}
.exhibition-card::before {
  content: ""; position: absolute; left: -1.8rem; top: 8px;
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--paper); border: 2px solid var(--ink-soft);
  transition: background 0.3s, border-color 0.3s, transform 0.3s;
}
.exhibition-card.upcoming::before { border-color: var(--terra); background: var(--terra); box-shadow: 0 0 0 4px color-mix(in srgb, var(--terra) 22%, transparent); }
.exhibition-card .inner {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--cream) 55%, transparent);
  padding: 1.3rem 1.5rem;
  display: flex; align-items: flex-start; gap: 1rem;
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease), box-shadow 0.35s;
}
.exhibition-card.clickable .inner { cursor: pointer; }
.exhibition-card.clickable:hover .inner {
  border-color: var(--terra);
  transform: translateX(4px);
  box-shadow: 0 16px 40px -28px rgba(33,28,23,0.8);
}
.exhibition-card.clickable:hover::before { transform: scale(1.25); }

.exhibition-content { flex: 1; min-width: 0; }

/* действия под описанием */
.exhibition-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 0.9rem; }
.exh-btn {
  font-family: var(--sans);
  font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 0.5rem 0.95rem; border-radius: 100px;
  border: 1px solid var(--line); color: var(--ink-soft);
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.exh-btn:hover { color: var(--paper); background: var(--ink); border-color: var(--ink); }
.exh-photos { color: var(--ink); border-color: var(--ink-soft); }
.exh-photos:hover { background: var(--terra); border-color: var(--terra); color: var(--cream); }

/* миниатюры фото выставки */
.exhibition-thumbs { display: flex; gap: 0.4rem; flex: none; }
.exh-thumb {
  width: 64px; height: 64px; padding: 0; overflow: hidden;
  border: 1px solid var(--line);
  transition: transform 0.3s var(--ease), border-color 0.3s;
}
.exh-thumb img { width: 100%; height: 100%; object-fit: cover; }
.exh-thumb:hover { transform: translateY(-2px); border-color: var(--terra); }

@media (max-width: 680px) {
  .exhibition-card .inner { flex-direction: column; }
  .exhibition-thumbs { order: -1; }
}
.exhibition-content h3 {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem); line-height: 1.2;
  margin-bottom: 0.5rem;
}
.exhibition-date {
  font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--terra); margin-bottom: 0.3rem;
}
.exhibition-location { font-size: 0.9rem; color: var(--ink-soft); margin-bottom: 0.5rem; }
.exhibition-description { font-size: 0.95rem; }
.exhibition-arrow {
  flex: none; font-size: 1.2rem; color: var(--ink-soft);
  transition: transform 0.35s var(--ease), color 0.3s;
}
.exhibition-card.clickable:hover .exhibition-arrow { transform: translateX(4px); color: var(--terra); }
.badge {
  display: inline-block; margin-left: 0.6rem;
  font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 0.2rem 0.5rem; border-radius: 100px;
  background: var(--terra); color: var(--cream); vertical-align: middle;
}

/* «Идёт сейчас» — выделяем ярче, с мягкой пульсацией */
.badge.now { background: var(--indigo); }
.badge.now::before {
  content: ""; display: inline-block; vertical-align: middle;
  width: 6px; height: 6px; margin-right: 0.4rem; border-radius: 50%;
  background: var(--cream); animation: badgePulse 2s ease-in-out infinite;
}
@keyframes badgePulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
@media (prefers-reduced-motion: reduce) { .badge.now::before { animation: none; } }

/* Оверлей-превью сайта выставки */
#preview-overlay {
  position: fixed; inset: 0; z-index: 800;
  display: none; align-items: center; justify-content: center;
  padding: clamp(0.8rem, 3vw, 2.5rem);
  background: color-mix(in srgb, var(--ink) 90%, transparent);
  backdrop-filter: blur(8px);
}
#preview-frame {
  width: min(1100px, 96vw); height: 88vh;
  border-radius: 4px; background: #fff;
  box-shadow: 0 40px 90px rgba(0,0,0,0.55);
}
#preview-close {
  position: absolute; top: 1.2rem; right: 1.3rem;
  width: 48px; height: 48px; border-radius: 50%;
  display: grid; place-items: center;
  color: var(--paper); border: 1px solid rgba(255,255,255,0.35);
  font-size: 1.4rem; cursor: pointer;
}
#preview-close:hover { background: rgba(255,255,255,0.14); }