:root{--page-bg: #0c111b;--panel: #111827;--panel-raised: #151f2e;--panel-soft: #182334;--border: #263244;--border-soft: #222f42;--text: #e8edf5;--muted: #7f8fa8;--muted-strong: #aebbd0;--accent: #16865a;--accent-hover: #1b9b69;--accent-soft: #8ed8b6;--hover: #2a374a;--empty-bg: rgba(18, 27, 40, .88);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:var(--text);background:var(--page-bg);font-synthesis:none;text-rendering:optimizeLegibility}:root[data-theme=light]{--page-bg: #f2f5f9;--panel: #ffffff;--panel-raised: #f7f9fc;--panel-soft: #edf1f6;--border: #cfd7e3;--border-soft: #dde3eb;--text: #172033;--muted: #647187;--muted-strong: #435168;--accent: #087a50;--accent-hover: #096a47;--accent-soft: #147d5a;--hover: #e5eaf1;--empty-bg: rgba(255, 255, 255, .9)}*{box-sizing:border-box}html,body,#app{width:100%;height:100%;margin:0;overflow:hidden}button,input{font:inherit}button{color:inherit}.app-shell{display:grid;grid-template-rows:58px minmax(0,1fr);height:100%}.topbar{display:grid;grid-template-columns:minmax(190px,1fr) auto minmax(390px,1fr);align-items:center;gap:16px;padding:0 18px;background:var(--panel);border-bottom:1px solid var(--border);z-index:10}.brand{display:flex;align-items:center;gap:10px;font-weight:650;letter-spacing:-.01em}.brand__mark{display:grid;place-items:center;width:38px;height:38px;overflow:hidden;border:2px solid #168dcc;border-radius:50%;background:#071827;box-shadow:0 4px 12px #0003}.brand__mark img{width:100%;height:100%;object-fit:cover}.topbar__actions{display:flex;align-items:center;justify-content:flex-end;gap:9px}.privacy-badge{color:var(--accent-soft);font-size:12px;padding-right:8px}.view-mode{display:flex;align-items:center;padding:3px;border:1px solid var(--border);border-radius:8px;background:var(--panel-soft)}.view-mode__button{border:0;border-radius:5px;padding:6px 10px;background:transparent;color:var(--muted);font-size:11px;font-weight:650}.view-mode__button--active{background:var(--panel);color:var(--text);box-shadow:0 1px 3px #00000029}.view-mode__button:disabled{cursor:not-allowed;opacity:.58}.theme-toggle{display:grid;place-items:center;width:34px;height:34px;border:1px solid var(--border);border-radius:7px;background:var(--panel-soft);color:var(--text);cursor:pointer;font-size:17px}.theme-toggle:hover{background:var(--hover)}.button{border:1px solid transparent;border-radius:7px;padding:8px 12px;cursor:pointer;font-weight:600;font-size:13px;transition:background .16s ease,border-color .16s ease}.button--primary{background:var(--accent);color:#fff}.button--primary:hover{background:var(--accent-hover)}.button--secondary{background:var(--panel-soft);border-color:var(--border)}.button--secondary:hover{background:var(--hover)}.workspace{display:grid;grid-template-columns:310px minmax(0,1fr);min-height:0}.sidebar{display:grid;grid-template-rows:auto minmax(0,1fr) auto;background:var(--panel);border-right:1px solid var(--border);min-width:0;z-index:5}.sidebar__header{display:flex;align-items:flex-end;justify-content:space-between;padding:20px 16px 14px;border-bottom:1px solid var(--border-soft)}.sidebar__header h1{margin:2px 0 0;font-size:19px}.eyebrow{color:#73839c;font-size:10px;font-weight:700;letter-spacing:.15em}.model-count{display:grid;place-items:center;min-width:26px;height:24px;padding:0 7px;border-radius:12px;background:var(--panel-soft);color:var(--muted-strong);font-size:12px}.model-list{overflow-y:auto;padding:10px}.model-list__empty{margin:26px 12px;color:#7e8da5;font-size:13px;text-align:center;line-height:1.55}.model-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;padding:11px 9px;border:1px solid var(--border);border-radius:8px;background:var(--panel-raised);margin-bottom:8px}.model-card--error{border-color:#743b43}.model-card input{accent-color:#25a773;width:15px;height:15px}.model-card__details{display:flex;min-width:0;flex-direction:column;gap:3px}.model-card__details strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:600}.model-card__details span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted);font-size:11px}.model-card--error .model-card__details span{color:#f39aa4}.icon-button{display:grid;place-items:center;width:28px;height:28px;border:0;border-radius:6px;background:transparent;color:#8998af;font-size:21px;cursor:pointer}.icon-button:hover{color:var(--text);background:var(--hover)}.sidebar__footer{padding:12px 16px;border-top:1px solid var(--border-soft);color:var(--muted);font-size:11px}.viewport{position:relative;min-width:0;min-height:0;overflow:hidden;background:var(--page-bg)}.viewer-canvas{position:absolute;inset:0;display:block;width:100%;height:100%;outline:none}.empty-state{position:absolute;left:50%;top:50%;z-index:2;display:flex;width:min(480px,calc(100% - 48px));transform:translate(-50%,-50%);flex-direction:column;align-items:center;padding:44px;border:1px dashed var(--border);border-radius:15px;background:var(--empty-bg);backdrop-filter:blur(8px);text-align:center}.empty-state[hidden]{display:none}.empty-state__icon{display:grid;place-items:center;width:82px;height:82px;overflow:hidden;margin-bottom:15px;border:2px solid #168dcc;border-radius:50%;background:#071827;box-shadow:0 8px 25px #00000038}.empty-state__icon img{width:100%;height:100%;object-fit:cover}.empty-state h2{margin:0 0 8px;font-size:21px}.empty-state p{margin:0 0 20px;color:var(--muted);line-height:1.5;font-size:14px}.empty-state small{margin-top:16px;color:var(--muted)}.drop-overlay{position:absolute;inset:16px;z-index:20;display:none;place-content:center;gap:7px;border:2px dashed #38bd84;border-radius:14px;background:#0a181ceb;color:#c4f4df;text-align:center;pointer-events:none}.drop-overlay strong{font-size:20px}.drop-overlay span{color:#89c7aa;font-size:13px}.drop-overlay--visible{display:grid}.status-toast{position:absolute;right:18px;bottom:18px;z-index:8;max-width:min(420px,calc(100% - 36px));padding:10px 13px;border:1px solid var(--border);border-radius:8px;background:var(--panel-soft);color:var(--muted-strong);box-shadow:0 8px 28px #00000047;font-size:12px}.status-toast--error{border-color:#854550;background:#3a2027;color:#ffd2d7}.loading-overlay{position:absolute;inset:0;z-index:14;display:grid;place-items:center;background:#050a127a;backdrop-filter:blur(3px)}.loading-overlay[hidden]{display:none}.loading-card{display:grid;width:min(390px,calc(100% - 40px));gap:9px;padding:22px;border:1px solid var(--border);border-radius:12px;background:var(--panel);box-shadow:0 18px 55px #00000059}.loading-card strong{font-size:16px}.loading-card span{color:var(--muted);font-size:12px;line-height:1.45}.loading-card b{justify-self:end;color:var(--accent-soft);font-size:12px}.loading-track{height:7px;margin-top:5px;overflow:hidden;border-radius:5px;background:var(--panel-soft)}.loading-track i{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--accent),#31d99b);transition:width .3s ease}.section-gizmo{position:absolute;left:0;top:0;z-index:12;display:flex;align-items:center;gap:5px;transform-origin:0 0;pointer-events:none}.section-gizmo[hidden]{display:none}.section-gizmo button{pointer-events:auto}.section-gizmo__handle{display:grid;place-items:center;width:54px;height:54px;overflow:hidden;padding:0;transform:translate(-50%,-50%);border:3px solid #f6c945;border-radius:50%;background:#0a1928;color:var(--text);box-shadow:0 7px 22px #00000059;cursor:grab;touch-action:none;user-select:none}.section-gizmo__handle img{width:69px;height:54px;max-width:none;object-fit:cover;object-position:center;pointer-events:none;user-select:none}.section-gizmo__handle:active{cursor:grabbing;transform:translate(-50%,-50%) scale(1.06)}.section-gizmo__actions{display:flex;gap:3px;margin-left:-18px;transform:translateY(-50%);opacity:.82}.section-gizmo__actions button{display:grid;place-items:center;width:27px;height:27px;border:1px solid var(--border);border-radius:50%;background:var(--panel);color:var(--text);cursor:pointer;font-size:13px}.section-gizmo__actions button:hover{background:var(--hover);opacity:1}.viewport--section-dragging,.viewport--section-dragging *{cursor:grabbing!important}.box-gizmo{position:absolute;inset:0;z-index:11;pointer-events:none}.box-gizmo[hidden]{display:none}.box-gizmo>button:not(.box-gizmo__close){position:absolute;left:0;top:0;display:grid;place-items:center;width:34px;height:34px;margin:-17px;border:2px solid #27b6ff;border-radius:50%;background:#071827;color:#fff;box-shadow:0 5px 16px #00000059;cursor:grab;pointer-events:auto;touch-action:none;font-size:11px;font-weight:750}.box-gizmo__close{position:absolute;right:18px;bottom:18px;width:38px;height:38px;border:1px solid var(--border);border-radius:50%;background:var(--panel);color:var(--text);cursor:pointer;pointer-events:auto;font-size:20px}.selection-menu{position:absolute;z-index:15;width:210px;overflow:hidden;border:1px solid var(--border);border-radius:10px;background:var(--panel);box-shadow:0 14px 38px #0000004d}.selection-menu[hidden]{display:none}.selection-menu__header{display:flex;align-items:center;justify-content:space-between;padding:10px 10px 9px 12px;border-bottom:1px solid var(--border-soft);font-size:12px}.selection-menu__header button{display:grid;place-items:center;width:24px;height:24px;border:0;border-radius:5px;background:transparent;color:var(--muted);cursor:pointer;font-size:18px}.selection-menu__header button:hover{background:var(--hover);color:var(--text)}.selection-menu__action{display:grid;width:100%;grid-template-columns:22px minmax(0,1fr) auto;align-items:center;gap:6px;border:0;padding:9px 12px;background:transparent;color:var(--text);text-align:left;cursor:pointer;font-size:12px}.selection-menu__action:hover:not(:disabled){background:var(--hover)}.selection-menu__action:disabled{color:var(--muted);cursor:not-allowed}.selection-menu__action small{padding:2px 5px;border-radius:8px;background:var(--panel-soft);color:var(--muted);font-size:9px;text-transform:uppercase;letter-spacing:.04em}@media(max-width:760px){.workspace{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) 210px}.viewport{grid-row:1}.sidebar{grid-row:2;border-right:0;border-top:1px solid #263244}.privacy-badge,.button--secondary,.view-mode{display:none}.topbar{grid-template-columns:1fr auto}.topbar{padding:0 10px}.brand>span:last-child{display:none}}