:root{--bg: #0f1216;--bg-elev: #171b22;--bg-pane: #1d222b;--fg: #e7ecf3;--fg-muted: #9aa3b2;--accent: #4ea1ff;--accent-fg: #04101e;--border: #262c36;--danger: #ff6b6b;--shadow: 0 8px 24px rgba(0, 0, 0, .35)}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;overflow:hidden}body{display:grid;grid-template-rows:auto 1fr}.toolbar{display:flex;align-items:center;justify-content:space-between;padding:10px 18px;background:var(--bg-elev);border-bottom:1px solid var(--border);z-index:10}.toolbar-brand{font-weight:600;letter-spacing:.3px}.toolbar-brand span{color:var(--fg-muted);font-weight:400;margin-left:4px}.toolbar-modes{display:flex;gap:6px;background:var(--bg-pane);padding:4px;border-radius:10px;border:1px solid var(--border)}.toolbar-modes button{appearance:none;background:transparent;color:var(--fg);border:0;padding:8px 18px;border-radius:7px;cursor:pointer;font-weight:600;letter-spacing:.4px;transition:background .15s ease,color .15s ease}.toolbar-modes button:hover{background:rgba(255,255,255,.04)}.toolbar-modes button[aria-pressed=true]{background:var(--accent);color:var(--accent-fg)}.layout{position:relative;display:grid;min-height:0;min-width:0}body[data-mode="3D"] .layout{grid-template-columns:1fr;grid-template-rows:1fr}body[data-mode="3D"] .pane-side{display:none}body[data-mode=Pohledy] .layout,body[data-mode=Výkazy] .layout{grid-template-columns:1fr 1fr;grid-template-rows:1fr}@media (orientation: portrait){body[data-mode=Pohledy] .layout,body[data-mode=Výkazy] .layout{grid-template-columns:1fr;grid-template-rows:1fr 1fr}}.pane{position:relative;min-width:0;min-height:0;background:var(--bg-pane);overflow:hidden}.pane-viewer{background:#0b0d11}.viewer-canvas{position:absolute;inset:0}.viewer-canvas canvas{display:block;outline:none}.pane-side{display:flex;flex-direction:column;border-left:1px solid var(--border)}.side-pane-header{display:flex;flex-direction:column;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border);background:rgba(255,255,255,.02)}.side-pane-title{margin:0;font-size:15px;font-weight:700;letter-spacing:.2px}.side-pane-switcher{display:flex;flex-wrap:wrap;gap:8px}.side-pane-switcher button{appearance:none;border:1px solid var(--border);background:rgba(255,255,255,.03);color:var(--fg);border-radius:999px;padding:7px 12px;cursor:pointer;font:inherit}.side-pane-switcher button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}.side-pane-content{position:relative;flex:1;min-height:0}.side-pane-view{position:absolute;inset:0}.side-pane-view[hidden]{display:none}.pdf-view iframe{width:100%;height:100%;border:0;background:#fff}.pdf-error{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:var(--fg);background:var(--bg-pane);text-align:center;padding:20px}.pdf-error[hidden]{display:none}.pdf-error a{color:var(--accent);text-decoration:none;border:1px solid var(--accent);padding:8px 14px;border-radius:8px}.csv-view{overflow:auto;padding:16px}.csv-report-title{margin:0 0 14px;font-size:18px}.csv-table-wrap{border:1px solid var(--border);border-radius:12px;overflow:hidden;background:rgba(255,255,255,.02)}.csv-table-scroll{overflow:auto}.csv-table{width:100%;border-collapse:collapse;min-width:640px}.csv-table th,.csv-table td{padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.06);text-align:left;vertical-align:top}.csv-table thead th{position:sticky;top:0;background:#202632;z-index:1}.csv-table tbody tr:hover td{background:rgba(255,255,255,.02)}.csv-table .csv-group-row td{background:rgba(78,161,255,.08);color:var(--accent);font-weight:700}.csv-note,.csv-error{display:flex;align-items:center;justify-content:center;min-height:100%;text-align:center;color:var(--fg-muted);padding:24px}.csv-error{color:var(--danger)}.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(8,10,14,.65);backdrop-filter:blur(2px);z-index:5}.overlay[hidden]{display:none}.overlay-card{display:flex;flex-direction:column;align-items:center;gap:14px;padding:22px 28px;background:var(--bg-elev);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);min-width:220px;text-align:center}.overlay-text{color:var(--fg)}.overlay-error .overlay-card{border-color:var(--danger)}.overlay-error .overlay-text{color:var(--danger)}.spinner{width:28px;height:28px;border-radius:50%;border:3px solid rgba(255,255,255,.15);border-top-color:var(--accent);animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.btn{appearance:none;background:var(--accent);color:var(--accent-fg);border:0;padding:8px 16px;border-radius:8px;font-weight:600;cursor:pointer}.btn:hover{filter:brightness(1.05)}.btn-secondary{background:rgba(255,255,255,.06);color:var(--fg);border:1px solid var(--border)}.btn-secondary:hover{filter:brightness(1.1)}.properties-panel{position:absolute;top:12px;right:12px;width:320px;max-height:calc(100% - 24px);background:var(--bg-elev);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);display:flex;flex-direction:column;z-index:6}.properties-panel[hidden]{display:none}.properties-header{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-bottom:1px solid var(--border);font-weight:600}.icon-btn{appearance:none;background:transparent;border:0;color:var(--fg-muted);font-size:22px;line-height:1;cursor:pointer;padding:0 4px}.icon-btn:hover{color:var(--fg)}.properties-body{padding:12px 14px;overflow:auto;font-size:13px}.properties-actions{display:flex;justify-content:flex-end;margin:4px 0 12px}.properties-hide-btn{width:100%}.properties-body .prop-row{display:grid;grid-template-columns:110px 1fr;gap:8px;padding:4px 0;border-bottom:1px dashed rgba(255,255,255,.05);word-break:break-word}.properties-body .prop-row .k{color:var(--fg-muted)}.properties-body .prop-row .v{color:var(--fg)}.properties-body details{margin-top:12px;border-top:1px solid var(--border);padding-top:10px}.properties-body details>summary{cursor:pointer;font-weight:600;margin-bottom:6px}.properties-body .pset{margin:6px 0 12px;padding-left:4px;border-left:2px solid var(--border)}.properties-body .pset h4{margin:6px 0;font-size:12px;color:var(--accent);text-transform:uppercase;letter-spacing:.4px}.properties-warn{margin-top:10px;padding:8px;font-size:12px;color:var(--fg-muted);background:rgba(255,255,255,.03);border-radius:6px}#properties-body details{margin-bottom:12px}#properties-body summary{cursor:pointer;font-weight:600;color:var(--accent);margin-bottom:8px}#properties-body details[open] summary{margin-bottom:12px}@media (max-width: 900px){.toolbar{flex-direction:column;align-items:flex-start;gap:10px}.toolbar-modes{width:100%;overflow:auto}.toolbar-modes button{white-space:nowrap}}