/* ============================================================
   红色征程 · 圣地页样式 sites.css
   ============================================================ */

/* ---------- 卡片网格 ---------- */
.site-section { padding-top: 40px; }
.site-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 34px;
}
.site-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .35s, box-shadow .35s;
}
.site-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.sc-img {
  position: relative;
  cursor: zoom-in;
  overflow: hidden;
}
.sc-img img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform .6s ease;
}
.site-card:hover .sc-img img { transform: scale(1.06); }
.sc-era {
  position: absolute;
  left: 14px; top: 14px;
  background: rgba(109, 0, 5, .82);
  color: var(--gold-light);
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: 2px;
  padding: 4px 14px;
  border-radius: 999px;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}
.sc-zoom {
  position: absolute;
  right: 14px; bottom: 12px;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .85);
  color: var(--red);
  font-size: 18px;
  line-height: 38px;
  text-align: center;
  opacity: 0;
  transform: translateY(8px);
  transition: all .35s;
}
.sc-img:hover .sc-zoom { opacity: 1; transform: translateY(0); }

.sc-info { padding: 22px 24px 24px; }
.sc-info h3 {
  font-family: var(--serif);
  font-size: 24px;
  color: var(--red-dark);
  letter-spacing: 3px;
  margin-bottom: 4px;
}
.sc-place {
  font-size: 13px;
  color: var(--ink-light);
  letter-spacing: 1px;
}
.sc-line {
  width: 44px; height: 2px;
  background: linear-gradient(90deg, var(--red), var(--gold));
  margin: 12px 0;
  border-radius: 2px;
}
.sc-desc {
  font-size: 14px;
  color: var(--ink);
  line-height: 1.9;
}
.sc-tags { margin-top: 14px; }
.sc-tags span {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--red);
  border: 1px solid rgba(199, 0, 11, .25);
  background: rgba(199, 0, 11, .06);
  border-radius: 999px;
  padding: 3px 14px;
  margin-right: 8px;
}

/* ---------- 引言区 ---------- */
.visit-quote { text-align: center; }
.visit-quote blockquote {
  font-family: var(--serif);
  font-size: 21px;
  letter-spacing: 2px;
  line-height: 2;
  color: var(--red-dark);
  margin-bottom: 14px;
}
.visit-quote p {
  font-size: 14px;
  color: var(--ink-light);
  letter-spacing: 2px;
}

/* ---------- 灯箱 ---------- */
.lightbox {
  flex-direction: column;
  gap: 18px;
}
.lb-figure {
  max-width: min(860px, 92vw);
  text-align: center;
  animation: popIn .35s ease;
}
.lb-figure img {
  max-width: 100%;
  max-height: 74vh;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .6);
}
.lb-figure figcaption {
  margin-top: 14px;
  color: var(--gold-light);
  font-family: var(--serif);
  font-size: 18px;
  letter-spacing: 3px;
}
.lb-close {
  position: absolute;
  right: 5%; top: 4%;
  width: 46px; height: 46px;
  font-size: 34px;
  color: #fff;
  line-height: 46px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .14);
  transition: all .25s;
}
.lb-close:hover { background: var(--red); }
.lb-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px; height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .14);
  color: #fff;
  font-size: 24px;
  line-height: 52px;
  text-align: center;
  transition: background .25s;
}
.lb-btn:hover { background: var(--red); }
.lb-prev { left: 4%; }
.lb-next { right: 4%; }
@keyframes popIn {
  from { opacity: 0; transform: scale(.93); }
  to   { opacity: 1; transform: scale(1); }
}

/* ---------- 响应式 ---------- */
@media (max-width: 860px) {
  .site-grid { grid-template-columns: 1fr; }
  .lb-btn { display: none; }
}