/* ========== 牧艺轩 · 展览页专用样式 ========== */

/* --- 页面容器 --- */
.exh-page {
  margin-top: 64px;
  background: #f5f0e8;
  min-height: 100vh;
}

/* --- Hero --- */
.exh-hero {
  background: linear-gradient(135deg, #0d0d0d 0%, #1a1a1a 50%, #0d0d0d 100%);
  padding: 80px 32px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.exh-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(201,168,76,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.exh-hero h1 {
  font-size: 2.4rem;
  letter-spacing: 0.2em;
  color: #c9a84c;
  margin-bottom: 8px;
  position: relative;
}
.exh-hero p {
  color: rgba(255,255,255,0.45);
  font-size: 0.9rem;
  margin-bottom: 40px;
  position: relative;
}
.exh-hero-stats {
  display: flex;
  justify-content: center;
  gap: 60px;
  position: relative;
}
.exh-hero-stat {
  text-align: center;
}
.exh-hero-num {
  display: block;
  font-size: 2.2rem;
  font-weight: 700;
  color: #c9a84c;
  line-height: 1.2;
}
.exh-hero-label {
  display: block;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  margin-top: 4px;
}

/* --- 筛选 --- */
.exh-main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 32px 80px;
}
.exh-filter {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

/* ===== 三列并排容器 ===== */
.exh-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

/* --- 列容器 --- */
.exh-col {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.exh-col-dim {
  opacity: 0.35;
  transform: scale(0.98);
}
.exh-col-focus {
  box-shadow: 0 0 0 2px rgba(201,168,76,0.5), 0 8px 32px rgba(0,0,0,0.08);
}

/* --- 列标题栏 --- */
.exh-col-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.exh-col-header.ongoing  { background: linear-gradient(90deg, rgba(201,168,76,0.08) 0%, transparent 100%); }
.exh-col-header.upcoming { background: linear-gradient(90deg, rgba(181,50,10,0.07) 0%, transparent 100%); }
.exh-col-header.ended    { background: linear-gradient(90deg, rgba(100,100,100,0.06) 0%, transparent 100%); }

.exh-col-label {
  font-size: 1rem;
  font-weight: 600;
  color: #0d0d0d;
  flex: 1;
}
.exh-col-count {
  font-size: 0.78rem;
  color: #aaa;
  background: rgba(0,0,0,0.05);
  padding: 2px 10px;
  border-radius: 12px;
}

/* --- 列内卡片区 --- */
.exh-col-cards {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* --- 分区（向下兼容，不再使用，保留以防万一） --- */
.exh-section { margin-bottom: 48px; }
.exh-section:last-child { margin-bottom: 0; }
.exh-section-title {
  font-size: 1.15rem;
  color: #0d0d0d;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.exh-featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.exh-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* --- 状态圆点 --- */
.exh-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.exh-dot.ongoing  { background: #c9a84c; box-shadow: 0 0 8px rgba(201,168,76,0.5); }
.exh-dot.upcoming { background: #b5320a; box-shadow: 0 0 8px rgba(181,50,10,0.4); }
.exh-dot.ended    { background: #888; }

/* --- 卡片通用（列内横向布局） --- */
.exh-card {
  background: #f8f5ef;
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: row;
  align-items: stretch;
}
.exh-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

/* --- 卡片封面（方形，左侧） --- */
.exh-card-cover {
  width: 90px;
  min-width: 90px;
  height: 90px;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}
.exh-card-lg .exh-card-cover {
  width: 110px;
  min-width: 110px;
  height: 110px;
}

/* --- 状态徽章 --- */
.exh-card-badge {
  position: absolute;
  bottom: 6px;
  right: 6px;
  padding: 2px 7px;
  border-radius: 10px;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  z-index: 2;
  white-space: nowrap;
}
.exh-card-badge.ongoing { background: rgba(201,168,76,0.95); color: #0d0d0d; }
.exh-card-badge.upcoming { background: rgba(181,50,10,0.95); color: #fff; }
.exh-card-badge.ended { background: rgba(100,100,100,0.75); color: #fff; }

/* --- 封面装饰 --- */
.exh-deco {
  position: absolute;
  border-radius: 3px;
  border: 1px solid rgba(201,168,76,0.25);
  z-index: 1;
}
.exh-deco-1 {
  width: 40%;
  height: 50%;
  top: 12%;
  left: 12%;
  background: rgba(0,0,0,0.12);
  transform: rotate(-4deg);
}
.exh-deco-2 {
  width: 32%;
  height: 42%;
  top: 28%;
  right: 12%;
  background: rgba(0,0,0,0.08);
  transform: rotate(3deg);
}

/* --- 卡片内容（右侧） --- */
.exh-card-body {
  padding: 10px 12px;
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.exh-card-title {
  font-size: 0.88rem;
  color: #0d0d0d;
  margin: 0 0 5px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-weight: 600;
}
.exh-card-lg .exh-card-title {
  font-size: 0.92rem;
}
.exh-card-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 5px;
}
.exh-meta-date {
  font-size: 0.7rem;
  color: #aaa;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.exh-meta-count {
  font-size: 0.7rem;
  color: #c9a84c;
  font-weight: 500;
}
.exh-card-desc {
  font-size: 0.72rem;
  color: #999;
  line-height: 1.45;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.exh-card-lg .exh-card-desc {
  -webkit-line-clamp: 2;
}

/* --- 亮点列表（列内卡片隐藏，不需要） --- */
.exh-hl { display: none; }

/* --- 加载更多 --- */
.exh-load-more-wrap {
  padding: 8px 16px 16px;
  text-align: center;
}
.exh-load-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: transparent;
  border: 1.5px solid rgba(201,168,76,0.45);
  color: #c9a84c;
  border-radius: 20px;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s ease;
  letter-spacing: 0.04em;
}
.exh-load-more-btn:hover {
  background: rgba(201,168,76,0.08);
  border-color: #c9a84c;
  transform: translateY(-1px);
}
.exh-load-more-remain {
  font-size: 0.72rem;
  color: rgba(201,168,76,0.65);
  background: rgba(201,168,76,0.1);
  padding: 2px 8px;
  border-radius: 10px;
}
.exh-load-all-tip {
  font-size: 0.75rem;
  color: #bbb;
  padding: 6px 0;
  margin: 0;
}

/* ========== 响应式 ========== */

/* <= 1200px */
@media (max-width: 1200px) {
  .exh-cols { gap: 16px; }
  .exh-hero h1 { font-size: 2rem; }
}

/* <= 1024px: 三列收窄 */
@media (max-width: 1024px) {
  .exh-main { padding: 28px 20px 60px; }
  .exh-cols { gap: 12px; }
  .exh-hero h1 { font-size: 1.8rem; }
  .exh-hero-stats { gap: 40px; }
  .exh-card-cover { width: 80px; min-width: 80px; height: 80px; }
  .exh-card-lg .exh-card-cover { width: 90px; min-width: 90px; height: 90px; }
}

/* <= 768px: 改为单列纵向堆叠 */
@media (max-width: 768px) {
  .exh-hero { padding: 60px 24px 40px; }
  .exh-hero h1 { font-size: 1.6rem; }
  .exh-hero-stats { gap: 30px; }
  .exh-hero-num { font-size: 1.8rem; }
  .exh-main { padding: 24px 16px 60px; }
  .exh-filter { gap: 8px; margin-bottom: 20px; }
  .exh-cols {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* <= 640px */
@media (max-width: 640px) {
  .exh-hero { padding: 48px 16px 32px; }
  .exh-hero h1 { font-size: 1.4rem; letter-spacing: 0.15em; }
  .exh-hero-stats { gap: 20px; flex-wrap: wrap; }
  .exh-hero-num { font-size: 1.5rem; }
  .exh-hero-label { font-size: 0.7rem; }
  .exh-main { padding: 16px 12px 48px; }
  .exh-col-cards { padding: 12px; gap: 10px; }
  .exh-card-cover { width: 70px; min-width: 70px; height: 70px; }
}

/* <= 480px */
@media (max-width: 480px) {
  .exh-hero { padding: 36px 12px 24px; }
  .exh-hero h1 { font-size: 1.2rem; letter-spacing: 0.1em; }
  .exh-hero p { font-size: 0.76rem; margin-bottom: 28px; }
  .exh-hero-stats { gap: 14px; }
  .exh-hero-num { font-size: 1.3rem; }
  .exh-hero-label { font-size: 0.65rem; }
  .exh-main { padding: 12px 8px 36px; }
  .exh-filter { gap: 6px; margin-bottom: 16px; }
  .exh-cols { gap: 14px; }
  .exh-col-header { padding: 14px; }
  .exh-col-label { font-size: 0.88rem; }
  .exh-col-cards { padding: 8px; gap: 8px; }
  .exh-card-cover { width: 60px; min-width: 60px; height: 60px; }
  .exh-card-lg .exh-card-cover { width: 65px; min-width: 65px; height: 65px; }
  .exh-card-body { padding: 8px 10px; }
  .exh-card-title { font-size: 0.8rem; }
  .exh-card-lg .exh-card-title { font-size: 0.82rem; }
  .exh-card-desc { font-size: 0.68rem; }
}

/* V4 真实展览封面与详情 */
.exh-card-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.exh-empty { padding: 36px 18px; color: #999; text-align: center; font-size: .85rem; }
.exh-detail {
  position: fixed; inset: 0; z-index: 1000; display: none; align-items: center; justify-content: center;
  padding: 24px; background: rgba(8,8,8,.74); backdrop-filter: blur(8px);
}
.exh-detail.open { display: flex; }
.exh-detail-panel {
  width: min(920px, 100%); max-height: min(780px, calc(100vh - 48px)); overflow: auto;
  background: #f8f5ef; border-radius: 14px; box-shadow: 0 24px 80px rgba(0,0,0,.34);
}
.exh-detail-cover { width: 100%; height: min(34vh, 300px); object-fit: cover; display: block; background: #28241f; }
.exh-detail-body { padding: 30px; position: relative; }
.exh-detail-close { position: absolute; right: 20px; top: 18px; border: 0; background: transparent; font-size: 1.8rem; color: #777; cursor: pointer; }
.exh-detail-kicker { color: #9a7b35; font-size: .72rem; letter-spacing: .12em; }
.exh-detail-title { padding-right: 40px; margin: 8px 0; font-size: clamp(1.4rem, 3vw, 2rem); }
.exh-detail-meta { color: #887f72; font-size: .82rem; margin-bottom: 18px; }
.exh-detail-intro { color: #59534a; line-height: 1.9; margin-bottom: 22px; }
.exh-detail-actions { display: flex; align-items: center; gap: 12px; }
.exh-enter {
  display: inline-flex; padding: 11px 20px; border-radius: 999px; background: #1c1a17;
  color: #c9a84c; text-decoration: none; font-size: .84rem;
}

/* V4 Three.js 虚拟展厅 */
.virtual-page { margin-top: 64px; background: #f5f0e8; min-height: 100vh; }
.hall-selector { max-width:none; margin:0 auto; padding:56px max(28px,calc((100vw - 1240px) / 2)) 34px; text-align:center; background:#f5f0e8; overflow:hidden; }
.hall-selector h1 { color: #1b1916; font-size: clamp(1.8rem, 4vw, 2.5rem); letter-spacing: .16em; }
.hall-selector > p { color: #8b8276; font-size: .84rem; margin: 10px 0 28px; }
.virtual-exhibition-groups { display:grid; gap:32px; max-width:1240px; margin:0 auto; text-align:left; }
.virtual-exhibition-group { display:grid; gap:14px; }
.virtual-group-heading { display:flex; align-items:center; gap:10px; }
.virtual-group-heading h2 { margin:0; color:#28241f; font-size:1.1rem; letter-spacing:.08em; }
.virtual-group-heading h2::before { content:''; display:inline-block; width:8px; height:8px; margin:0 9px 1px 0; border-radius:50%; background:#c9a84c; }
.virtual-exhibition-group + .virtual-exhibition-group .virtual-group-heading h2::before { background:#8e887f; }
.virtual-group-heading span { color:#938b80; font-size:.74rem; }
.halls-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(235px, 1fr)); gap: 18px; text-align: left; }
.hall-card { border: 1px solid rgba(35,31,26,.1); border-radius: 12px; overflow: hidden; padding-bottom: 16px; background: #fff; box-shadow: 0 8px 24px rgba(35,31,26,.05); cursor: pointer; transition: .22s; }
.hall-card:hover, .hall-card.active { transform:translateY(-3px); border-color:rgba(201,168,76,.65); background:#fff; box-shadow:0 12px 34px rgba(35,31,26,.1); }
.hall-preview { height: 146px; background: #29251f; position: relative; overflow: hidden; }
.hall-preview img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hall-card h3 { color:#28241f; font-size:1rem; margin:15px 16px 4px; }
.hall-card > p { margin: 0 16px 7px; color: #938b80; font-size: .76rem; }
.hall-period { display:flex; flex-wrap:wrap; gap:5px 12px; }
.hall-status { position:absolute; right:10px; top:10px; padding:5px 9px; border-radius:999px; background:rgba(26,23,19,.76); color:#fff; font-size:.68rem; }
.hall-status.ongoing { background:rgba(172,133,38,.93); color:#201a0a; }
.hall-status.upcoming { background:rgba(181,50,10,.92); color:#fff; }
.hall-status.ended { background:rgba(70,67,62,.85); }
.hall-tags { display:flex; flex-wrap:wrap; gap:7px; margin:0 16px; }
.hall-tag { display:inline-flex; align-items:center; width:max-content; padding:6px 12px; border-radius:999px; background:#f8f3eb; color:#b18e3e; font-size:.72rem; line-height:1; white-space:nowrap; }
.hall-card-actions { display: flex; gap: 8px; margin: 13px 16px 0; }
.hall-card-actions button, .hall-card-actions a { flex: 1; border: 1px solid #d9d1c5; border-radius: 999px; background: #fff; padding: 7px; color: #4d473e; text-align: center; text-decoration: none; font-size: .72rem; cursor: pointer; }
.hall-card-actions button { color: #fff; background: #1c1a17; border-color: #1c1a17; }
.virtual-empty { grid-column: 1 / -1; padding: 28px; text-align: center; color: #8e867b; background: rgba(255,255,255,.64); border-radius: 10px; }
.virtual-viewer { position: relative; height: min(72vh, 760px); min-height: 520px; background: #d8d4cd; }
.virtual-stage-3d { position: relative; width: 100%; height: 100%; overflow: hidden; outline: none; background: #d8d4cd; touch-action: none; cursor: grab; }
.virtual-stage-3d:active { cursor: grabbing; }
.virtual-canvas { width: 100%; height: 100%; display: block; }
.virtual-vignette { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(8,7,6,.2), transparent 22%, transparent 72%, rgba(8,7,6,.16)), radial-gradient(circle at 52% 48%, transparent 56%, rgba(8,7,6,.18)); }
.hall-info-bar { position: absolute; top: 20px; left: 24px; z-index: 8; max-width: calc(100% - 48px); padding: 11px 16px; border: 1px solid rgba(255,255,255,.22); border-radius: 7px; background: rgba(17,15,13,.52); color: #fff; backdrop-filter: blur(10px); pointer-events: none; }
.hall-info-bar h3 { color: #d8bd70; font-size: .96rem; margin-bottom: 4px; }
.hall-info-bar p { color: rgba(255,255,255,.62); font-size: .7rem; }
.virtual-scene-header { position: absolute; z-index: 5; left: 28px; bottom: 28px; display: grid; gap: 4px; color: #fff; text-shadow: 0 2px 16px rgba(0,0,0,.32); pointer-events: none; }
.virtual-scene-header span { font-size: .62rem; letter-spacing: .2em; color: rgba(255,255,255,.56); }
.virtual-scene-header strong { font-size: clamp(1.15rem, 2vw, 1.55rem); font-weight: 500; }
.virtual-instructions { position: absolute; z-index: 5; left: 50%; bottom: 30px; transform: translateX(-50%); display: flex; align-items: center; gap: 10px; white-space: nowrap; color: rgba(255,255,255,.7); font-size: .7rem; pointer-events: none; }
.virtual-instructions i { width: 2px; height: 2px; border-radius: 50%; background: rgba(255,255,255,.48); }
.virtual-progress-rail { position: absolute; z-index: 5; right: 28px; top: 50%; transform: translateY(-50%); width: 14px; height: 104px; pointer-events: none; }
.virtual-progress-rail span { position: absolute; left: 6px; top: 0; width: 1px; height: 94px; background: rgba(255,255,255,.3); }
.virtual-progress-rail i { position: absolute; left: 3px; top: 0; width: 7px; height: 7px; border-radius: 50%; background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.24); }
.virtual-loading { position: absolute; z-index: 9; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; background: #d8d4cd; color: #2e2a25; transition: opacity .45s, visibility .45s; }
.virtual-loading.done { opacity: 0; visibility: hidden; }
.virtual-loading > span { width: 46px; height: 1px; margin-bottom: 12px; background: #a1855d; animation: virtualLoad 1.25s ease-in-out infinite alternate; }
.virtual-loading strong { font-weight: 500; letter-spacing: .12em; }
.virtual-loading small { color: rgba(46,42,37,.52); font-size: .72rem; }
@keyframes virtualLoad { from { transform: scaleX(.18); opacity: .36; } to { transform: scaleX(1); opacity: 1; } }
.virtual-art-hint { position: absolute; z-index: 7; opacity: 0; transform: translateY(6px); padding: 8px 12px; border: 1px solid rgba(255,255,255,.3); border-radius: 4px; background: rgba(20,18,16,.76); color: #fff; font-size: .72rem; pointer-events: none; transition: .16s; }
.virtual-art-hint.show { opacity: 1; transform: translateY(0); }
.virtual-pad { position: absolute; left: 18px; bottom: 20px; width: 114px; height: 114px; display: none; grid-template-columns: repeat(3,38px); grid-template-rows: repeat(3,38px); z-index: 6; }
.virtual-pad button { width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,.28); background: rgba(20,18,16,.48); color: #fff; }
.virtual-pad button[data-move="forward"] { grid-column: 2; grid-row: 1; }.virtual-pad button[data-move="left"] { grid-column: 1; grid-row: 2; }.virtual-pad button[data-move="right"] { grid-column: 3; grid-row: 2; }.virtual-pad button[data-move="back"] { grid-column: 2; grid-row: 3; }
.virtual-reset { position: absolute; right: 24px; bottom: 24px; z-index: 6; padding: 8px 13px; border-radius: 999px; border: 1px solid rgba(255,255,255,.28); background: rgba(20,18,16,.42); color: #fff; font-size: .7rem; }
.virtual-fallback { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; background: #dfdbd3; color: #312d28; }
.virtual-fallback span { color: #766f66; font-size: .86rem; }
.virtual-compatible-gallery { position:absolute; inset:0; overflow:hidden; display:flex; flex-direction:column; justify-content:space-between; padding:clamp(28px,5vw,72px); color:#f7f3eb; background:radial-gradient(circle at 50% 28%,rgba(117,91,57,.38),transparent 33%),linear-gradient(135deg,#171513,#332a22 52%,#161412); }
.virtual-compatible-gallery::after { content:""; position:absolute; inset:auto 0 0; height:32%; pointer-events:none; background:linear-gradient(0deg,rgba(0,0,0,.48),transparent); }
.virtual-compatible-copy { position:relative; z-index:1; display:grid; gap:7px; max-width:680px; text-shadow:0 2px 15px rgba(0,0,0,.45); }
.virtual-compatible-copy span { color:#d9b867; font-size:.64rem; letter-spacing:.18em; }
.virtual-compatible-copy strong { font-size:clamp(1.3rem,2.7vw,2.2rem); font-weight:500; }
.virtual-compatible-copy small { color:rgba(255,255,255,.7); font-size:.76rem; }
.virtual-compatible-wall { position:relative; z-index:1; display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); align-items:end; gap:clamp(10px,2vw,28px); max-width:1160px; width:100%; margin:0 auto 3.5vh; }
.virtual-compatible-frame { display:grid; gap:8px; padding:clamp(5px,.8vw,10px); border:clamp(4px,.7vw,8px) solid #ddd5c8; background:#211d19; color:#f6f0e7; text-align:left; box-shadow:0 16px 30px rgba(0,0,0,.38); cursor:pointer; transition:transform .2s,box-shadow .2s; }
.virtual-compatible-frame:hover { transform:translateY(-7px); box-shadow:0 24px 38px rgba(0,0,0,.48); }
.virtual-compatible-frame img { display:block; width:100%; aspect-ratio:4/5; object-fit:cover; background:#675b4d; }
.virtual-compatible-frame span { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; font-size:.7rem; }
.virtual-compatible-frame.frame-1 { transform:translateY(-4%); }.virtual-compatible-frame.frame-2 { transform:translateY(3%); }.virtual-compatible-frame.frame-3 { transform:translateY(-8%); }
.hall-artworks { max-width: 1240px; margin: 0 auto; padding: 64px 28px 90px; }
.hall-artworks h2 { font-size: 1.55rem; margin-bottom: 6px; }
.hall-list-tip { color: #938b80; font-size: .78rem; margin-bottom: 24px; }
.hall-artworks-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(180px,1fr)); gap: 18px; }
.hall-work-card { border: 0; padding: 0; background: #fff; border-radius: 9px; overflow: hidden; text-align: left; cursor: pointer; box-shadow: 0 6px 20px rgba(35,31,26,.06); transition: .2s; }
.hall-work-card:hover { transform: translateY(-3px); }
.hall-work-image { display: block; aspect-ratio: 4/5; background: #ded9cf; overflow: hidden; }
.hall-work-image img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hall-work-info { display: grid; gap: 4px; padding: 13px; }
.hall-work-info strong { font-size: .87rem; color: #28241f; }.hall-work-info small { color: #948b80; font-size: .72rem; }
@media (max-width: 760px) {
  .exh-detail { padding: 12px; }.exh-detail-body { padding: 22px 18px; }
  .hall-selector { padding:38px 16px 24px; }
  .halls-grid { display:grid; grid-template-columns:1fr; width:100%; max-width:100%; min-width:0; overflow:visible; padding-bottom:0; }
  .hall-card { width:100%; min-width:0; }
  .virtual-viewer { height: calc(100svh - 64px); min-height: 560px; }
  .virtual-scene-header, .virtual-instructions { display: none; }
  .virtual-compatible-gallery { padding:26px 18px 38px; }
  .virtual-compatible-wall { grid-template-columns:repeat(2,minmax(0,1fr)); gap:14px; margin-bottom:0; max-height:68%; overflow:hidden; }
  .virtual-compatible-frame:nth-child(n+5) { display:none; }
  .virtual-pad { display: grid; left: 14px; bottom: 16px; }
  .virtual-reset { right: 14px; bottom: 18px; }
  .virtual-progress-rail { right: 14px; }
  .hall-info-bar { left: 14px; top: 14px; }
  .hall-artworks { padding: 48px 16px 68px; }
  .hall-artworks-grid { grid-template-columns: repeat(2,1fr); gap: 12px; }
}
@media (max-width:480px) {
  .virtual-page { margin-top:52px; }
  .hall-selector { padding:30px 12px 20px; }
  .hall-selector h1 { font-size:1.45rem; }
  .hall-selector > p { margin:8px 6px 20px; font-size:.76rem; line-height:1.65; }
  .hall-card-actions button, .hall-card-actions a { min-height:38px; display:flex; align-items:center; justify-content:center; }
  .virtual-viewer { height:72svh; min-height:500px; }
  .hall-info-bar { max-width:calc(100% - 28px); }
}