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1px 1px #0000008c);font-size:9px;font-weight:800}.viewer-axis-handle.is-active .viewer-axis-shaft,.viewer-axis-handle.is-active .viewer-axis-head,.viewer-axis-handle:hover .viewer-axis-shaft,.viewer-axis-handle:hover .viewer-axis-head{filter:drop-shadow(0 0 4px)}.viewer-cube-stage{perspective:200px;perspective-origin:50%;width:100%;height:100%;overflow:visible}.viewer-cube{width:100%;height:100%;transform-style:preserve-3d;position:relative;transform:matrix3d(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1)}.viewer-cube-face{backface-visibility:hidden;transition:border-color var(--fast) var(--ease), background var(--fast) var(--ease);background:#1c1a18e0;border:1px solid #e8c99a59;place-items:center;display:grid;position:absolute;inset:0;box-shadow:inset 0 0 0 1px #ffffff0a}.viewer-cube-face.is-hovered,.viewer-cube-wrap.is-dragging .viewer-cube-face.is-hovered{background:#302c28eb;border-color:#e8c99abf}.viewer-cube-zones{grid-template-rows:repeat(3,1fr);grid-template-columns:repeat(3,1fr);display:grid;position:absolute;inset:0}.viewer-cube-zone{pointer-events:auto}.viewer-cube-label-face{pointer-events:none;backface-visibility:hidden;place-items:center;display:grid;position:absolute;inset:0}.viewer-cube-label{z-index:1;pointer-events:none;letter-spacing:.04em;text-transform:uppercase;color:#e8c99aeb;text-shadow:0 1px 2px #000000a6;white-space:nowrap;font-size:.44rem;font-weight:600;position:relative}.viewer-cube-side{gap:6px;display:grid}.viewer-zoom,.viewer-reset{color:#d8d2c8;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);width:28px;height:28px;transition:color var(--fast) var(--ease), border-color var(--fast) var(--ease), background var(--fast) var(--ease);background:#121110d9;border:1px solid #ffffff1f;border-radius:50%;place-items:center;font-size:.9rem;line-height:1;display:grid}.viewer-zoom:hover,.viewer-reset:hover{color:#fff;background:#262421e6;border-color:#ffffff3d}.viewer-zoom.is-active,.viewer-reset:active{background:#ffffff24}.viewer-reset{color:var(--accent-on-dark);font-size:.82rem}.viewer-controls-hint{color:#fff6;pointer-events:none;margin:0;padding:0 4px;font-size:.67rem}.hub-shell{background:radial-gradient(ellipse 70% 45% at 12% -8%, #c17f3a24, transparent 70%), radial-gradient(ellipse 55% 40% at 100% 0%, #3d7a5517, transparent 70%), var(--bg);overflow-y:auto}.hub{flex:1;grid-template-columns:minmax(280px,400px) minmax(0,1fr);align-items:start;gap:24px;width:100%;max-width:1120px;margin:0 auto;padding:32px 32px 48px;display:grid}.hub-create,.hub-list{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);padding:26px}.hub-create{position:sticky;top:0}.hub-create h2,.hub-list h2{font-family:var(--font-serif);letter-spacing:-.015em;margin:0 0 8px;font-size:1.8rem;font-weight:400}.hub-lead{color:var(--text-muted);margin:0 0 20px;font-size:.92rem;line-height:1.55}.hub-create .field{margin-bottom:14px}.hub-create-btn{justify-content:center;width:100%;margin-top:6px;padding:12px 16px;font-size:.88rem}.hub-list .library-head{margin-bottom:4px}.hub-project-cards{overscroll-behavior:contain;flex-direction:column;gap:8px;max-height:min(62vh,560px);margin:14px -2px 0;padding:2px;list-style:none;display:flex;overflow:auto}.hub-project-item{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface-raised);transition:border-color var(--base) var(--ease), box-shadow var(--base) var(--ease), background var(--base) var(--ease), transform var(--base) var(--ease)}.hub-project-item:hover{border-color:var(--accent-line);background:var(--surface);box-shadow:var(--shadow-md);transform:translateY(-1px)}.hub-project-item:focus-within{border-color:var(--accent)}.hub-project-row{align-items:center;gap:10px;padding:13px 10px 13px 16px;display:flex}.hub-project-open{text-align:left;cursor:pointer;background:0 0;border:none;flex-direction:column;flex:1;gap:3px;min-width:0;padding:0;display:flex}.hub-project-title{color:var(--text);text-overflow:ellipsis;white-space:nowrap;transition:color var(--fast) var(--ease);font-size:.95rem;font-weight:600;overflow:hidden}.hub-project-item:hover .hub-project-title{color:var(--accent-hover)}.hub-project-open small{color:var(--text-muted);-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;font-size:.82rem;line-height:1.4;display:-webkit-box;overflow:hidden}.hub-project-open small.is-muted{color:var(--text-subtle);font-style:italic}.hub-project-actions{opacity:0;transition:opacity var(--base) var(--ease);flex-shrink:0;gap:2px;display:flex}.hub-project-item:hover .hub-project-actions,.hub-project-actions:focus-within{opacity:1}.hub-project-action{border-radius:var(--radius-xs);cursor:pointer;width:32px;height:32px;color:var(--text-subtle);transition:background var(--fast) var(--ease), color var(--fast) var(--ease);background:0 0;border:none;place-items:center;padding:0;display:grid}.hub-project-action:hover{background:var(--accent-soft);color:var(--accent)}.hub-project-action-danger:hover{background:var(--danger-soft);color:var(--danger)}.settings-modal-backdrop{z-index:40;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);animation:fade-in var(--base) var(--ease);background:#0c0a0899;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.settings-modal{border-radius:var(--radius-lg);background:var(--sidebar);width:min(430px,100%);max-height:min(86vh,720px);color:var(--text-on-dark);border:1px solid var(--sidebar-border);box-shadow:var(--shadow-dark);animation:modal-in .22s var(--ease);flex-direction:column;display:flex;overflow:hidden}@keyframes modal-in{0%{opacity:0;transform:translateY(10px)scale(.98)}}.settings-modal-sm{width:min(370px,100%)}.settings-modal-head{border-bottom:1px solid var(--sidebar-border);justify-content:space-between;align-items:center;gap:12px;padding:16px 18px 14px;display:flex}.settings-modal-head h2{letter-spacing:-.01em;margin:0;font-size:1.05rem;font-weight:600}.settings-modal-close{border-radius:var(--radius-xs);width:32px;height:32px;color:var(--text-on-dark-muted);cursor:pointer;transition:background var(--fast) var(--ease), color var(--fast) var(--ease);background:0 0;border:0;flex-shrink:0}.settings-modal-close:hover{color:var(--text-on-dark);background:#ffffff14}.settings-modal-body{overscroll-behavior:contain;gap:16px;padding:18px;display:grid;overflow:auto}.settings-modal-foot{border-top:1px solid var(--sidebar-border);background:#00000029;justify-content:flex-end;gap:8px;padding:14px 18px 16px;display:flex}.settings-modal-foot .btn-ghost{background:0 0}.confirm-copy{color:var(--text-on-dark-muted);margin:0;font-size:.9rem;line-height:1.55}@media (width<=1080px){.workspace{grid-template-columns:minmax(0,1fr) 310px}}@media (width<=900px){.topbar{flex-wrap:wrap;padding:10px 14px}.topbar-actions{gap:5px}.brand-text p{display:none}.workspace{grid-template-rows:minmax(0,1fr) auto;grid-template-columns:1fr}.sidebar{border-left:none;border-top:1px solid var(--sidebar-border);max-height:46vh}.viewport-panel{min-height:0;padding:12px}.viewport-frame{border-radius:var(--radius-lg)}.hub{grid-template-columns:1fr;gap:18px;padding:20px 16px 40px}.hub-create{position:static}.hub-create,.hub-list{padding:20px}.hub-project-actions{opacity:1}.hub-project-cards{max-height:none}}.project-library-shell{background:radial-gradient(ellipse 70% 45% at 12% -8%, #c17f3a1f, transparent 70%), radial-gradient(ellipse 55% 40% at 100% 0%, #3d7a5514, transparent 70%), var(--bg);flex:1;overflow-y:auto}.project-library{max-width:1120px;margin:0 auto;padding:32px 32px 48px}.project-library-head{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px;display:flex}.project-library-head-actions{flex-shrink:0;align-items:center;gap:12px;display:flex}.project-library-head-actions .link-btn.is-active{color:var(--accent)}.library-order-hint{color:var(--text-muted);margin:-12px 0 18px;font-size:.82rem;line-height:1.5}.library-browse{flex-direction:column;gap:10px;margin-bottom:18px;display:flex}.library-browse-row{grid-template-columns:minmax(180px,1.6fr) repeat(3,minmax(0,1fr));align-items:end;gap:10px;display:grid}.library-browse-field{flex-direction:column;gap:4px;min-width:0;display:flex}.library-browse-label{letter-spacing:.04em;text-transform:uppercase;color:var(--text-muted);font-size:.72rem;font-weight:600}.library-browse-field input,.library-browse-field select{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);width:100%;min-width:0;color:var(--text);font:inherit;padding:8px 10px;font-size:.86rem}.library-browse-field input:focus-visible,.library-browse-field select:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.library-browse-meta{color:var(--text-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;font-size:.82rem;display:flex}.library-browse-pages{align-items:center;gap:10px;display:flex}.library-tile-wrap{min-width:0;position:relative}.library-tile-wrap.is-dragging{z-index:3}.library-tile-wrap.is-orderable .library-tile,.library-tile-wrap.is-orderable .library-tile-card{cursor:default}.library-tile-wrap.is-orderable .library-tile:hover,.library-tile-wrap.is-orderable .library-tile-card:hover{transform:none}.library-tile.is-order-mode,.library-tile-card.is-order-mode{pointer-events:none}.library-tile-drag-handle{z-index:6;border:1px solid var(--border);border-radius:var(--radius-xs);width:24px;height:24px;color:var(--text-muted);box-shadow:var(--shadow-sm);cursor:grab;touch-action:none;pointer-events:auto;background:#ffffffeb;place-items:center;padding:0;display:grid;position:absolute;top:8px;left:8px}.library-tile-drag-handle:active{cursor:grabbing}.library-tile-drag-handle:hover{color:var(--accent);border-color:var(--accent-line)}.library-tile-delete{z-index:6;border:1px solid var(--border);border-radius:var(--radius-xs);width:24px;height:24px;color:var(--danger);box-shadow:var(--shadow-sm);cursor:pointer;pointer-events:auto;background:#ffffffeb;place-items:center;padding:0;font-size:.78rem;line-height:1;display:grid;position:absolute;top:8px;right:8px}.library-tile-delete:hover{border-color:var(--danger);background:#b1443f1a}.library-tile-strip-item-wrap{flex:0 0 34px;width:34px;height:34px;position:relative}.library-tile-strip-item-wrap .library-tile-strip-item{width:100%;height:100%}.library-tile-delete svg{display:block}.library-tile-strip-item-delete{width:18px;height:18px;top:-6px;right:-6px}.library-tile-strip-item-delete svg{width:11px;height:11px}.library-tile-nest-drop{z-index:5;border-radius:var(--radius-md);border:2px dashed var(--border);color:var(--text-muted);text-align:center;transition:border-color var(--fast) var(--ease), background var(--fast) var(--ease), color var(--fast) var(--ease);background:#ffffffd1;place-items:center;padding:10px;font-size:.72rem;font-weight:500;line-height:1.35;display:grid;position:absolute;inset:0}.library-tile-nest-drop.is-over{border-color:var(--accent-line);color:var(--accent);background:#c17f3a1f}.library-grid.is-ordering{touch-action:none}.project-library-title{font-family:var(--font-serif);letter-spacing:-.015em;margin:0 0 8px;font-size:1.8rem;font-weight:400}.project-library-lead{color:var(--text-muted);margin:0;font-size:.92rem;line-height:1.55}.project-library-error{margin:0 32px 16px}.library-grid{--library-tile-h:272px;--library-tile-preview-h:calc(var(--library-tile-h) * .4);grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:var(--library-tile-h);align-items:stretch;gap:14px;display:grid}.library-grid>.library-tile,.library-grid>.library-tile-wrap{height:var(--library-tile-h);min-height:var(--library-tile-h);max-height:var(--library-tile-h)}.library-tile-wrap,.library-tile,.library-tile-card{width:100%;min-width:0}.library-tile-wrap{flex-direction:column;height:100%;display:flex}.library-tile-wrap>.library-tile,.library-tile-wrap>.library-tile-card{flex:1;height:100%}.library-grid-modal{margin-top:8px}.library-tile{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--surface);text-align:left;cursor:pointer;height:100%;min-height:0;max-height:100%;transition:border-color var(--base) var(--ease), box-shadow var(--base) var(--ease), transform var(--base) var(--ease), background var(--base) var(--ease);flex-direction:column;align-items:stretch;gap:8px;padding:12px;display:flex;overflow:hidden}.library-tile:not(.library-tile-card)>.library-tile-thumb{flex:0 0 var(--library-tile-preview-h);height:var(--library-tile-preview-h)}.library-tile:not(.library-tile-card)>.library-tile-badges,.library-tile-details .library-tile-badges{margin-top:auto}.library-tile:hover:not(:disabled){border-color:var(--accent-line);background:var(--surface-raised);box-shadow:var(--shadow-md);transform:translateY(-1px)}.library-tile:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.library-tile:disabled{opacity:.55;cursor:not-allowed}.library-tile-card{cursor:default;flex-direction:column;height:100%;min-height:0;max-height:100%;display:flex;overflow:hidden}.library-tile-card:hover{border-color:var(--accent-line);background:var(--surface-raised);box-shadow:var(--shadow-md);transform:translateY(-1px)}.library-tile-media{flex-direction:column;flex:none;gap:6px;min-height:0;display:flex}.library-tile-thumb-btn{width:100%;height:var(--library-tile-preview-h);flex:0 0 var(--library-tile-preview-h);cursor:pointer;text-align:left;background:0 0;border:none;justify-content:center;align-items:center;min-height:0;padding:0;display:flex}.library-tile-thumb-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.library-tile-strip-wrap{flex:0 0 34px;min-height:34px;position:relative}.library-tile-strip-wrap:before,.library-tile-strip-wrap:after{content:"";pointer-events:none;z-index:1;opacity:0;width:16px;transition:opacity var(--fast) var(--ease);position:absolute;top:0;bottom:0}.library-tile-strip-wrap:before{background:linear-gradient(to right, var(--surface) 15%, #fff0);left:0}.library-tile-strip-wrap:after{background:linear-gradient(to left, var(--surface) 15%, #fff0);right:0}.library-tile-strip-wrap.fade-left:before,.library-tile-strip-wrap.fade-right:after{opacity:1}.library-tile-strip{overscroll-behavior:contain;scrollbar-width:none;-ms-overflow-style:none;touch-action:pan-x;cursor:grab;-webkit-user-select:none;user-select:none;gap:4px;display:flex;overflow-x:auto}.library-tile-strip::-webkit-scrollbar{display:none}.library-tile-strip.is-dragging{cursor:grabbing;scroll-snap-type:none}.library-tile-strip.is-dragging .library-tile-strip-item{pointer-events:none}.library-tile-strip.is-scrollable .library-tile-strip-item{cursor:grab}.library-tile-strip-item{border:1px solid var(--border);border-radius:var(--radius-xs);background:var(--surface-raised);cursor:pointer;-webkit-user-select:none;user-select:none;width:34px;height:34px;transition:border-color var(--fast) var(--ease), transform var(--fast) var(--ease);flex:0 0 34px;padding:0;overflow:hidden}.library-tile-strip.is-dragging .library-tile-strip-item:hover{transform:none}.library-tile-strip-item:hover{border-color:var(--accent-line);transform:translateY(-1px)}.library-tile-strip-item:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.library-tile-strip-item img{object-fit:cover;width:100%;height:100%;display:block}.library-tile-strip-item-mesh{background:radial-gradient(circle at 30% 25%, #c17f3a2e, transparent 55%), var(--surface-raised)}.library-tile-strip-empty{background:var(--border);opacity:.45;border-radius:50%;width:40%;height:40%;margin:30% auto;display:block}.library-tile-details{text-align:left;cursor:pointer;background:0 0;border:0;flex-direction:column;flex:auto;align-items:stretch;gap:6px;min-height:0;padding:0;display:flex;overflow:hidden}.library-tile-details:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--radius-xs)}.library-tile-thumb{border-radius:var(--radius-sm);background:var(--surface-raised);border:1px solid var(--border);justify-content:center;align-items:center;width:100%;height:100%;min-height:0;display:flex;overflow:hidden}.library-tile:not(.library-tile-card)>.library-tile-thumb{height:var(--library-tile-preview-h)}.library-tile-thumb-btn .library-tile-thumb{flex:auto;height:100%}.library-tile-thumb img{object-fit:cover;width:100%;height:100%;display:block}.library-tile-thumb-mesh{background:radial-gradient(circle at 30% 25%, #c17f3a2e, transparent 55%), var(--surface-raised)}.library-tile-empty{background:var(--border);opacity:.45;border-radius:50%;width:36%;height:36%}.library-tile-new{border-style:dashed}.library-tile-new-icon{color:var(--accent);background:#c17f3a14;border-style:dashed;font-size:2rem;font-weight:300}.library-tile-title{color:var(--text);text-overflow:ellipsis;white-space:nowrap;min-height:0;font-size:.88rem;font-weight:600;overflow:hidden}.library-tile-meta{color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;font-size:.78rem;overflow:hidden}.library-tile-badges{flex-wrap:wrap;gap:4px;display:flex}.library-tile-badge{letter-spacing:.02em;text-transform:uppercase;color:var(--accent-green,#3d7a55);background:#3d7a551f;border-radius:999px;padding:2px 6px;font-size:.68rem;font-weight:600}.library-empty{color:var(--text-muted);margin:18px 0 0;font-size:.9rem}.library-modal-backdrop{z-index:40;-webkit-backdrop-filter:blur(8px)saturate(1.1);backdrop-filter:blur(8px)saturate(1.1);animation:fade-in var(--base) var(--ease);background:#1b1a1747;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.library-modal{border-radius:var(--radius-xl);background:var(--surface);width:min(430px,100%);max-height:min(86vh,720px);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-lg);animation:modal-in .22s var(--ease);flex-direction:column;display:flex;overflow:hidden}.library-modal-head{border-bottom:1px solid var(--border);background:var(--surface-raised);justify-content:space-between;align-items:center;gap:12px;padding:20px 22px 16px;display:flex}.library-modal-head h2{font-family:var(--font-serif);letter-spacing:-.015em;color:var(--text);text-overflow:ellipsis;white-space:nowrap;min-width:0;margin:0;font-size:1.35rem;font-weight:400;overflow:hidden}.library-modal-close{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);width:32px;height:32px;color:var(--text-muted);cursor:pointer;transition:background var(--fast) var(--ease), 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