/* ============================================================
   ZLOONG 工房 · 画廊版样式
   陈列墙风格：木质画框 + 衬纸 + 挂钩
   ============================================================ */

/* 陈列墙网格 */
.gallery-wall {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px 24px;
  margin-bottom: 8px;
}

/* 单幅画 */
.gallery-frame {
  position: relative;
  cursor: zoom-in;
  transition: transform .25s ease;
}
.gallery-frame:hover {
  transform: translateY(-4px);
}

/* 挂钩 */
.gallery-frame .hook {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 18px;
  background: rgba(38, 34, 28, .3);
}
.gallery-frame .hook::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #8a7a65;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .3);
}

/* 画框本体 */
.gallery-frame .frame {
  background: #5c4a3a;
  padding: 10px;
  border-radius: 2px;
  box-shadow:
    0 2px 4px rgba(38, 34, 28, .2),
    0 10px 24px rgba(38, 34, 28, .18),
    inset 0 0 0 1px rgba(255, 255, 255, .06);
  position: relative;
}
/* 画框内层（深色边） */
.gallery-frame .frame::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(0, 0, 0, .3);
  border-radius: 1px;
  pointer-events: none;
}

/* 衬纸 */
.gallery-frame .mat {
  background: #faf6ee;
  padding: 12px;
  border: 1px solid rgba(38, 34, 28, .08);
  position: relative;
}

/* 图片 */
.gallery-frame .artwork {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #e8e0cf;
  overflow: hidden;
  display: block;
  position: relative;
}
.gallery-frame.tall .artwork { aspect-ratio: 3 / 4; }

.gallery-frame .artwork img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.gallery-frame:hover .artwork img {
  transform: scale(1.02);
}

/* 图片加载前的占位 */
.gallery-frame .artwork .placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(38, 34, 28, .3);
  letter-spacing: 2px;
}

/* 画作标签 */
.gallery-frame .label {
  margin-top: 12px;
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.gallery-frame .label .no {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--red);
  border: 1px solid rgba(139, 44, 31, .4);
  padding: 1px 7px;
  border-radius: 3px;
  letter-spacing: 1px;
}
.gallery-frame .label .name {
  font-family: var(--display);
  font-size: 17px;
  color: var(--ink);
  line-height: 1.2;
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.gallery-frame .label .meta {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-soft);
  letter-spacing: .5px;
  width: 100%;
  margin-top: 2px;
}

/* ===== Lightbox ===== */
.gallery-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 14, .85);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 40px;
  backdrop-filter: blur(4px);
}
.gallery-lightbox.active { display: flex; }

.gallery-lightbox .lb-content {
  position: relative;
  max-width: 90vw;
  max-height: 85vh;
  background: #5c4a3a;
  padding: 12px;
  border-radius: 3px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
}
.gallery-lightbox .lb-content::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(0, 0, 0, .25);
  border-radius: 1px;
  pointer-events: none;
}
.gallery-lightbox .lb-mat {
  background: #faf6ee;
  padding: 10px;
}
.gallery-lightbox img {
  max-width: 80vw;
  max-height: 75vh;
  display: block;
}

.gallery-lightbox .lb-caption {
  margin-top: 14px;
  text-align: center;
  color: #e8ddc8;
  font-size: var(--fs-sm);
  letter-spacing: 2px;
}
.gallery-lightbox .lb-caption .t {
  font-family: var(--display);
  font-size: 18px;
  color: #faf6ee;
  margin-bottom: 4px;
  letter-spacing: 3px;
}

.gallery-lightbox .lb-close {
  position: absolute;
  top: -12px;
  right: -12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  border: none;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, .3);
  transition: transform .15s;
}
.gallery-lightbox .lb-close:hover { transform: scale(1.1); }

.gallery-lightbox .lb-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(92, 74, 58, .9);
  color: #faf6ee;
  border: none;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s;
}
.gallery-lightbox .lb-nav:hover { background: var(--red); }
.gallery-lightbox .lb-prev { left: -60px; }
.gallery-lightbox .lb-next { right: -60px; }

/* ---- 响应式 ---- */
@media (max-width: 900px) {
  .gallery-wall {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 18px;
  }
}
@media (max-width: 560px) {
  .gallery-wall {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .gallery-lightbox { padding: 20px; }
  .gallery-lightbox .lb-prev { left: 8px; }
  .gallery-lightbox .lb-next { right: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  .gallery-frame,
  .gallery-frame .artwork img,
  .gallery-lightbox .lb-close { transition: none; }
}