/* ========================================
   丹江大观苑 - 景点二级详情页
   ======================================== */

/* 面包屑 */
.attr-detail__breadcrumb {
  padding: var(--space-6) 0 0;
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}
.attr-detail__breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.attr-detail__breadcrumb a:hover { color: var(--color-brand); }
.attr-detail__breadcrumb span[aria-hidden] { margin: 0 var(--space-2); }

/* 详情头部：大图 + 标题 */
.attr-hero {
  position: relative;
  margin-top: var(--space-6);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 21 / 9;
  max-height: 620px;
  box-shadow: var(--shadow-lg);
}
.attr-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.attr-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 42, 61, 0) 40%, rgba(15, 42, 61, 0.72) 100%);
}
.attr-hero__caption {
  position: absolute;
  left: var(--space-8);
  bottom: var(--space-8);
  z-index: 2;
  color: var(--color-text-on-dark);
}
.attr-hero__tag {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid rgba(245, 241, 232, 0.5);
  border-radius: 999px;
  font-size: var(--text-sm);
  letter-spacing: 0.12em;
  margin-bottom: var(--space-3);
  color: var(--color-cream);
}
.attr-hero__title {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: var(--weight-semibold);
  line-height: 1.15;
  margin: 0;
}

/* 主体两栏：正文 + 信息卡 */
.attr-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: var(--space-12);
  padding: var(--space-12) 0;
  align-items: start;
}
@media (max-width: 900px) {
  .attr-body { grid-template-columns: 1fr; }
}

.attr-intro__title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: var(--weight-semibold);
  margin: 0 0 var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.attr-intro__title::before {
  content: '';
  width: 4px;
  height: 24px;
  background: var(--color-brand);
  border-radius: 2px;
}
.attr-intro__text p {
  font-size: 16px;
  line-height: 1.95;
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-4);
  text-align: justify;
}

/* 亮点列表 */
.attr-highlights {
  margin-top: var(--space-8);
}
.attr-highlights__title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: var(--weight-semibold);
  margin: 0 0 var(--space-4);
}
.attr-highlights ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}
.attr-highlights li {
  position: relative;
  padding-left: var(--space-6);
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}
.attr-highlights li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-brand);
  opacity: 0.8;
}

/* 信息卡 */
.attr-info-card {
  position: sticky;
  top: 108px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-7);
  box-shadow: var(--shadow-sm);
}
.attr-info-card__title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: var(--weight-semibold);
  margin: 0 0 var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}
.attr-info-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) 0;
  font-size: 14px;
  border-bottom: 1px dashed var(--color-border);
}
.attr-info-row:last-of-type { border-bottom: none; }
.attr-info-row .label {
  flex-shrink: 0;
  color: var(--color-text-tertiary);
}
.attr-info-row .value {
  text-align: right;
  color: var(--color-text-primary);
  line-height: 1.6;
}
.attr-info-card .btn {
  width: 100%;
  margin-top: var(--space-5);
  justify-content: center;
}

/* 图库 */
.attr-gallery {
  padding: var(--space-4) 0 var(--space-14);
}
.attr-gallery__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}
.attr-gallery__title {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: var(--weight-semibold);
  margin: 0;
}
.attr-gallery__count {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}
/* 图库横向滚动轮播 */
.attr-carousel { position: relative; }
.attr-carousel__viewport {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.attr-carousel__viewport::-webkit-scrollbar { display: none; }
.attr-carousel__track {
  display: flex;
  gap: var(--space-4);
  padding: 4px 0 6px;
}
.attr-gallery__item {
  position: relative;
  flex: 0 0 62%;
  scroll-snap-align: center;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: zoom-in;
  aspect-ratio: 3 / 2;
  background: var(--color-bg-tertiary);
}
@media (max-width: 900px) {
  .attr-gallery__item { flex-basis: 78%; }
}
@media (max-width: 560px) {
  .attr-gallery__item { flex-basis: 88%; }
}
.attr-gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.attr-gallery__item:hover img { transform: scale(1.04); }
.attr-carousel__btn {
  position: absolute;
  top: calc(50% - 18px);
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(245, 241, 232, 0.55);
  background: rgba(15, 42, 61, 0.68);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  z-index: 3;
  backdrop-filter: blur(4px);
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}
.attr-carousel__btn:hover {
  background: rgba(15, 42, 61, 0.9);
  transform: translateY(-50%) scale(1.06);
}
.attr-carousel__btn--prev { left: 10px; }
.attr-carousel__btn--next { right: 10px; }
@media (max-width: 560px) {
  .attr-carousel__btn { width: 38px; height: 38px; font-size: 17px; }
  .attr-carousel__btn--prev { left: 4px; }
  .attr-carousel__btn--next { right: 4px; }
}
/* 底部：计数 + 圆点 + 操作提示 */
.attr-carousel__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--space-5);
}
.attr-carousel__counter {
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--color-text-tertiary);
  font-variant-numeric: tabular-nums;
}
.attr-carousel__dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.attr-carousel__dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: var(--color-border);
  cursor: pointer;
  transition: all 0.3s ease;
}
.attr-carousel__dot:hover { background: var(--color-text-tertiary); }
.attr-carousel__dot.is-active {
  width: 24px;
  background: var(--color-brand);
}
.attr-carousel__hint {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-text-tertiary);
  white-space: nowrap;
}
@media (max-width: 560px) {
  .attr-carousel__hint { display: none; }
}

/* 灯箱 */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(10, 20, 30, 0.92);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 40px;
}
.lightbox.is-open { display: flex; }
.lightbox img {
  max-width: 92vw;
  max-height: 82vh;
  border-radius: var(--radius-sm);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}
.lightbox__close {
  position: absolute;
  top: 24px;
  right: 32px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  background: transparent;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.lightbox__close:hover { background: rgba(255, 255, 255, 0.15); }
.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  background: transparent;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.lightbox__nav:hover { background: rgba(255, 255, 255, 0.15); }
.lightbox__nav--prev { left: 28px; }
.lightbox__nav--next { right: 28px; }
.lightbox__counter {
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  letter-spacing: 0.1em;
}

/* 上一处/下一处 */
.attr-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  padding-bottom: var(--space-16);
}
.attr-pager a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-text-secondary);
  transition: all var(--transition-base);
  background: var(--color-bg-primary);
}
.attr-pager a:hover {
  border-color: var(--color-brand);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.attr-pager .dir { font-size: var(--text-sm); color: var(--color-text-tertiary); }
.attr-pager .name {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
}
.attr-pager a.next { text-align: right; align-items: flex-end; }