.museum-section-page{--section-ink: #1e1d1a;--section-ash: #e4e0d6;--section-find: #d24a2e;--section-muted: #5c574e;--museum-serif: "Museum Serif", "Songti SC", "SimSun", serif;--museum-label: "Archivo Narrow", "Arial Narrow", "Noto Sans SC", system-ui, sans-serif;display:grid;grid-template-columns:96px minmax(0,1fr) 286px;height:100vh;height:100dvh;min-height:720px;overflow:hidden;background:var(--section-ash);color:var(--section-ink);font-family:var(--museum-label)}.museum-section-page *,.museum-section-page *:before,.museum-section-page *:after{box-sizing:border-box}.museum-shell-main{min-width:0;flex:1;overflow-y:auto}.section-scale{position:relative;min-height:0;padding:22px 10px 20px 14px;border-right:1px solid var(--section-ink)}.section-scale-label{display:block;margin:0 0 10px;font-size:11px;font-weight:700;letter-spacing:.1em;line-height:1.5;text-transform:uppercase}.section-scale-label span{display:block;white-space:nowrap}.section-scale-marks{position:absolute;inset:104px 0 60px 12px;display:flex;flex-direction:column;align-items:flex-end;justify-content:space-between}.section-scale-marks span{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:600;letter-spacing:.06em}.section-scale-marks span:after{width:6px;height:1px;background:var(--section-ink);content:""}.section-main{display:flex;flex-direction:column;min-width:0;min-height:0;padding:24px 28px 0 34px}.section-head{display:flex;flex:none;align-items:flex-start;justify-content:space-between;gap:24px}.section-head h1{margin:0;font-family:var(--museum-serif);font-size:42px;font-weight:600;line-height:.95;letter-spacing:-.03em}.section-subtitle{margin:10px 0 0;font-size:12px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--section-muted)}.section-meta{flex:none;text-align:right;font-size:11px;line-height:1.7;letter-spacing:.05em;color:var(--section-muted)}.section-drawing{position:relative;flex:1;min-height:0;margin-top:10px}.section-layers{position:relative;display:flex;flex-direction:column;height:100%;min-height:0;overflow:hidden;border:1px solid var(--section-ink);background:#d8d1c2;isolation:isolate}.section-layers:after{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;background:radial-gradient(ellipse at 50% 30%,rgba(255,255,255,.1),transparent 62%);animation:ambient-breathe 14s ease-in-out infinite alternate}@keyframes ambient-breathe{0%{opacity:.35;transform:scale(1)}to{opacity:.7;transform:scale(1.02)}}.stratum{position:relative;z-index:1;display:flex;flex:1 1 0;flex-direction:column;min-height:0;overflow:hidden;border-bottom:1px solid rgba(30,29,26,.35);background:linear-gradient(var(--layer-tint, rgba(228, 224, 214, .55)),var(--layer-tint, rgba(228, 224, 214, .55))),var(--layer-image, none),var(--layer-color);background-position:center;background-size:auto,cover,auto;color:var(--section-ink);cursor:pointer;transition:flex-grow .7s cubic-bezier(.2,.75,.2,1),opacity .5s ease,filter .5s ease}.stratum:last-child{border-bottom:0}.stratum.is-open{--layer-tint: var(--layer-tint-open, var(--layer-tint));flex-grow:4.8;cursor:default}.stratum.is-dimmed{opacity:.48;filter:saturate(.55)}.stratum.is-dimmed:hover{opacity:.72}.stratum-ink-light{color:#f1ece2}.stratum-head{display:flex;flex:none;flex-wrap:wrap;align-items:baseline;gap:10px;padding:12px 18px;text-shadow:0 1px 2px rgba(255,255,255,.35)}.stratum-ink-light .stratum-head{text-shadow:0 1px 3px rgba(0,0,0,.5)}.stratum-image-note{font-size:11px;font-weight:600;letter-spacing:.04em;opacity:.8;white-space:nowrap}.stratum-index{font-size:11px;font-weight:700;letter-spacing:.12em;opacity:.72}.stratum-name{margin:0;font-family:var(--museum-serif);font-size:24px;font-weight:600;line-height:1;letter-spacing:-.02em}.stratum.is-open .stratum-name{font-size:32px}.stratum-status{padding:2px 5px;border:1px solid currentColor;font-size:11px;font-weight:700;letter-spacing:.06em;opacity:.85}.stratum-toggle{margin-left:auto;padding:0 0 1px;border:0;border-bottom:1px solid currentColor;background:none;color:inherit;font-family:var(--museum-label);font-size:11px;font-weight:700;letter-spacing:.04em;cursor:pointer}.stratum-toggle:hover{opacity:.7}.stratum.is-ready:not(.is-open) .stratum-toggle:before{content:"";display:inline-block;width:5px;height:5px;margin-right:5px;border-radius:50%;background:var(--section-find);animation:hint-pulse 2.8s ease-in-out infinite}@keyframes hint-pulse{0%,to{opacity:.35;transform:scale(.8)}50%{opacity:1;transform:scale(1.1)}}.stratum-body{display:flex;flex:1;flex-direction:column;min-height:0;margin:0 14px 14px;padding:12px;overflow-y:auto;border:1px solid var(--section-ink);background:#f3eee3f0;color:var(--section-ink);animation:layer-open .45s ease-out both}.layer-content{width:100%;margin-block:auto}@keyframes layer-open{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.room-row{display:flex;flex-wrap:wrap;gap:6px}.stratum.is-open .room-row{justify-content:center}.room-chip{display:inline-flex;align-items:baseline;justify-content:center;gap:8px;padding:8px 12px;border:1px solid rgba(30,29,26,.45);background:#f3eee3;color:var(--section-ink);font-family:var(--museum-label);font-size:15px;font-weight:600;text-align:center;cursor:pointer}.room-chip small{color:#6d675c;font-size:12px;font-weight:400}.room-chip:hover,.room-chip.is-selected{border-color:var(--section-find);box-shadow:inset 0 0 0 1px var(--section-find)}.room-chip.is-planned{border-style:dashed;color:#6d675c}.exhibit-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(118px,1fr));gap:8px;margin-top:10px}.exhibit-card{display:flex;flex-direction:column;gap:5px;padding:0;overflow:hidden;border:1px solid rgba(30,29,26,.35);background:#f7f2e7;color:var(--section-ink);text-align:center;cursor:pointer;animation:exhibit-rise .45s ease-out both;animation-delay:calc(var(--i) * 28ms)}@keyframes exhibit-rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.exhibit-card:hover{border-color:var(--section-find)}.exhibit-card.status-gap,.exhibit-card.status-excluded{opacity:.72}.exhibit-thumb{display:block;height:58px;overflow:hidden;background:#d8c9ae}.exhibit-thumb img{display:block;width:100%;height:100%;object-fit:cover}.exhibit-placeholder{display:flex;align-items:center;justify-content:center;width:100%;height:100%;background:repeating-linear-gradient(45deg,#e4dbc9,#e4dbc9 6px,#d8c9ae 6px 12px);color:#6d675c;font-family:var(--museum-serif);font-size:24px}.exhibit-meta{display:flex;flex-direction:column;align-items:center;gap:2px;padding:0 7px 7px}.exhibit-meta strong{font-family:var(--museum-label);font-size:12px;font-weight:700}.exhibit-meta small{color:#6d675c;font-size:11px}.layer-gap{margin:8px 0 0;color:#6d675c;font-size:13px;line-height:1.5;text-align:center}.layer-hint{margin:18px 0 0;color:#6d675c;font-family:var(--museum-serif);font-size:18px;line-height:1.4;text-align:center;animation:hint-in .7s ease-out both}.layer-hint span{color:var(--section-find);border-bottom:1px solid currentColor}@keyframes hint-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.stratum-dust{position:absolute;inset:0;overflow:hidden;pointer-events:none;opacity:.5}.stratum-dust i{position:absolute;bottom:6%;width:2px;height:2px;border-radius:50%;background:currentColor;animation:dust-rise 6s linear infinite}@keyframes dust-rise{0%{transform:translateY(0);opacity:0}20%{opacity:.45}to{transform:translateY(-90px);opacity:0}}.section-foot{display:flex;flex:none;align-items:center;justify-content:space-between;gap:16px;padding:10px 0 12px;border-top:1px solid var(--section-ink);color:var(--section-muted);font-size:11px;font-weight:600;letter-spacing:.04em}.section-notes{display:flex;flex-direction:column;min-height:0;overflow-y:auto;padding:24px 20px 18px;border-left:1px solid var(--section-ink);background:#ede8dd}.notes-kicker{margin:0;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}.notes-lede{margin:6px 0 0;font-family:var(--museum-serif);font-size:20px;font-weight:600;line-height:1.1;letter-spacing:-.02em;text-wrap:balance}.notes-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:14px 0 8px;border:1px solid rgba(30,29,26,.35)}.notes-tab{display:flex;align-items:center;justify-content:center;min-height:34px;padding:4px 2px;border-right:1px solid rgba(30,29,26,.25);color:inherit;font-size:11px;font-weight:700;line-height:1.2;text-align:center;text-decoration:none}.notes-tab:last-child{border-right:0}@media(max-width:1100px){.notes-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}.notes-tab{border-bottom:1px solid rgba(30,29,26,.25)}.notes-tab:nth-child(2n){border-right:0}.notes-tab:nth-last-child(-n+2){border-bottom:0}}.notes-tab:hover,.notes-tab:focus-visible{background:var(--section-find);color:#fff;outline:none}.notes-account{display:flex;align-items:center;gap:8px;margin-bottom:12px;padding:8px 9px;border:1px solid rgba(30,29,26,.35);background:#ffffff38;color:inherit;text-decoration:none}.notes-account:hover{border-color:var(--section-find)}.notes-signout{display:block;margin:-4px 0 12px auto;padding:2px 0;border:0;background:transparent;color:#1e1d1a9e;font:inherit;font-size:11px;font-weight:700;text-decoration:underline;text-underline-offset:.2em;cursor:pointer}.notes-signout:hover{color:var(--section-find)}.notes-tab[data-locked]:after,.notes-tools a[data-locked]:after,.room-enter-link[data-locked]:after,.capital-room-link[data-locked]:after,.notes-enter-room[data-locked]:after{content:"需登录";margin-left:5px;color:var(--section-find);font-size:9px;font-weight:700;white-space:nowrap}.notes-tools{display:flex;flex-wrap:wrap;gap:8px 14px;margin:0 0 12px;padding:8px 2px 0;border-top:1px solid rgba(30,29,26,.16)}.notes-tools a{color:#1e1d1ab8;font-size:11px;font-weight:700;text-decoration:none}.notes-tools a:hover{color:var(--section-find)}.museum-mobile-nav{display:none}.overview-skeleton-label{margin:0 0 14px;color:#1e1d1a9e;font-size:12px;font-weight:700;letter-spacing:.08em}.overview-skeleton-layers{display:grid;gap:10px}.overview-skeleton-layers span{display:block;height:72px;border:1px solid rgba(30,29,26,.18);background:linear-gradient(90deg,#d24a2e14,#1e1d1a0d 40%,#1e1d1a05),#e4e0d6b3;animation:overview-skeleton-pulse 1.8s ease-in-out infinite;animation-delay:calc(var(--i) * .12s)}@keyframes overview-skeleton-pulse{0%,to{opacity:.55}50%{opacity:1}}@media(prefers-reduced-motion:reduce){.overview-skeleton-layers span{animation:none}}@media(max-width:760px){.museum-mobile-nav{position:fixed;z-index:60;right:0;bottom:0;left:0;display:flex;justify-content:space-around;gap:4px;padding:7px 12px calc(7px + env(safe-area-inset-bottom));border-top:1px solid rgba(30,29,26,.35);background:#e4e0d6fa;box-shadow:0 -6px 18px #00000014}.museum-mobile-nav a{padding:5px 8px;color:var(--section-ink);font-size:12px;font-weight:700;text-decoration:none}.museum-mobile-nav a[data-locked]:after{content:"·需登录";color:var(--section-find);font-size:9px}.section-notes{padding-bottom:72px}}.account-avatar{display:flex;flex:none;align-items:center;justify-content:center;width:28px;height:28px;overflow:hidden;border-radius:50%;background:var(--section-ink);color:var(--section-ash);font-family:var(--museum-serif);font-size:14px}.account-avatar img{width:100%;height:100%;object-fit:cover}.account-meta{display:flex;flex-direction:column;min-width:0;gap:1px}.account-meta strong,.account-meta small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-meta strong{font-size:12px;font-weight:700}.account-meta small{color:var(--section-muted);font-size:11px}.account-arrow{margin-left:auto;color:var(--section-muted);font-size:12px}.capital-index{margin-top:14px;border-top:1px solid var(--section-ink)}.capital-row{display:flex;flex-direction:column;gap:4px;padding:7px 0 8px;border-bottom:1px solid rgba(30,29,26,.25)}.capital-row-head{display:flex;align-items:baseline;gap:6px}.capital-row-name{margin:0 auto 0 0;font-family:var(--museum-serif);font-size:18px;font-weight:600;letter-spacing:-.01em}.capital-status{flex:none;padding:2px 5px;border:1px solid rgba(30,29,26,.35);color:var(--section-muted);font-size:11px;font-weight:700;letter-spacing:.06em;white-space:nowrap}.capital-status.open{border-color:var(--section-find);background:var(--section-find);color:#fff}.capital-select{flex:none;padding:0;border:0;background:none;color:var(--section-ink);font-family:var(--museum-label);font-size:11px;font-weight:700;letter-spacing:.04em;text-decoration:underline;text-underline-offset:3px;cursor:pointer;white-space:nowrap}.capital-select.planned{padding-bottom:1px;border-bottom:1px solid currentColor;color:var(--section-find);text-decoration:none}.capital-select:hover{color:var(--section-find)}.capital-room-link{display:flex;align-items:center;justify-content:space-between;gap:8px;padding-top:2px;color:inherit;font-size:12px;font-weight:600;text-decoration:none}.capital-room-link:hover .room-name,.capital-room-row:hover .room-name{text-decoration:underline;text-underline-offset:2px}.notes-body{flex:none;min-height:0;margin-top:12px}.notes-back{margin:0 0 10px;padding:0 0 1px;border:0;border-bottom:1px solid currentColor;background:none;color:var(--section-ink);font-family:var(--museum-label);font-size:12px;font-weight:700;cursor:pointer}.notes-back:hover{color:var(--section-find)}.notes-current{margin:0 0 6px;color:#3b372f;font-size:13px;font-weight:700;letter-spacing:.04em}.notes-copy{margin:0 0 10px;color:var(--section-muted);font-size:12px;line-height:1.55}.capital-room-list,.exhibit-list{margin:0;padding:0;border-top:1px solid 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rgba(210,74,46,.4);background:#d24a2e12;color:#7c2c1d;font-size:12px;line-height:1.5}.notes-source{margin:12px 0 0;color:var(--section-muted);font-size:12px;line-height:1.55}@media(prefers-reduced-motion:reduce){.stratum,.stratum-body,.exhibit-card{animation:none;transition:none}.stratum-dust,.section-layers:after,.stratum.is-ready:not(.is-open) .stratum-toggle:before{display:none}}@media(max-width:1100px){.museum-section-page{grid-template-columns:72px minmax(0,1fr) 250px}.section-scale-marks{top:118px}.section-main{padding:22px 20px 0 24px}.section-head h1{font-size:36px}.section-notes{padding:20px 16px 16px}.stratum-name{font-size:21px}.stratum.is-open .stratum-name{font-size:28px}}@media(max-width:860px){.museum-section-page{display:block;height:auto;min-height:100vh;min-height:100dvh;overflow:visible}.section-scale{display:none}.section-main{padding:22px 18px 0}.section-head h1{font-size:34px}.section-drawing{flex:none;height:680px}.section-foot{flex-direction:column;align-items:flex-start;gap:4px}.section-notes{overflow:visible;border-top:1px solid var(--section-ink);border-left:0}}