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var(--border-strong);border-top-color:var(--accent);vertical-align:middle;border-radius:50%;flex-shrink:0;width:14px;height:14px;animation:.8s linear infinite spin;display:inline-block}.loading-mask{background:var(--bg-inset);justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.loading-card{width:260px;color:var(--fg);flex-direction:column;align-items:center;gap:10px;font-size:13px;display:flex}.viewer-nodata{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:var(--overlay-faint);justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.viewer-nodata-card{background:var(--bg-panel);border:1px solid var(--border);color:var(--fg);text-align:center;border-radius:10px;flex-direction:column;align-items:center;gap:6px;padding:20px 28px;font-size:13px;display:flex}.viewer-nodata-card .hint{margin:0}.geometry-chooser-card{width:min(720px,90vw);padding:28px 32px}.geometry-chooser-options{gap:14px;width:100%;margin-top:8px;display:flex}.geometry-chooser-option{background:var(--bg-raised);border:1px solid var(--border);color:var(--fg);cursor:pointer;text-align:center;border-radius:8px;flex-direction:column;flex:1;align-items:center;gap:8px;padding:18px 14px;display:flex}.geometry-chooser-option:hover{border-color:var(--accent);background:var(--accent-bg)}.geometry-chooser-option-icon{width:28px;height:28px;color:var(--accent-soft)}.geometry-chooser-option-title{font-size:13px;font-weight:600}.geometry-chooser-option-desc{color:var(--fg-muted);font-size:12px}.progress-track{background:var(--bg-control);border-radius:3px;width:100%;height:6px;overflow:hidden}.progress-fill{background:var(--accent);border-radius:3px;height:100%;transition:width .15s ease-out}@keyframes spin{to{transform:rotate(360deg)}}.auth-screen{background:var(--bg-app);justify-content:center;align-items:center;height:100%;padding:24px;display:flex}.auth-card{border:1px solid var(--border-subtle);background:var(--bg-panel);text-align:center;border-radius:12px;flex-direction:column;align-items:center;gap:18px;max-width:360px;padding:36px 32px;display:flex}.auth-logo{height:34px}.auth-lead{color:var(--fg-muted);margin:0;font-size:13px;line-height:1.5}.auth-error{color:var(--danger);margin:0;font-size:12px}.auth-actions{gap:10px;display:flex}.auth-user{align-self:center;align-items:center;gap:8px;min-width:0;display:flex}.auth-user-avatar{border:1px solid var(--border);object-fit:cover;border-radius:50%;flex:none;width:24px;height:24px}.auth-user-initial{background:var(--accent-bg);color:var(--accent-fg);justify-content:center;align-items:center;font-size:11px;font-weight:600;display:flex}.auth-user-name{text-overflow:ellipsis;white-space:nowrap;max-width:180px;color:var(--fg-muted);font-size:12px;overflow:hidden}.studio-project-chip-shared{background:var(--accent-bg);border-color:var(--accent-border);color:var(--accent-fg)}.studio-compare{flex-direction:column;height:100%;min-height:0;display:flex}.studio-compare-bar{background:var(--bg-inset);border-bottom:1px solid var(--border);flex-wrap:wrap;flex:none;align-items:center;gap:16px;padding:8px 12px;display:flex}.studio-compare-field{color:var(--text-muted);align-items:center;gap:8px;font-size:12px;display:flex}.studio-compare-field .select{min-width:160px}.studio-compare-toggle{color:var(--text-muted);cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:6px;font-size:12px;display:flex}.studio-compare-range{color:var(--accent-fg);font-variant-numeric:tabular-nums;margin-left:auto;font-size:12px}.studio-compare-panes{background:var(--border);flex:1;grid-template-columns:repeat(auto-fit,minmax(360px,1fr));gap:1px;min-height:0;display:grid}.studio-compare-pane{background:var(--bg);flex-direction:column;min-width:0;min-height:0;display:flex}.studio-compare-pane-header{border-bottom:1px solid var(--border-subtle);flex:none;align-items:center;gap:10px;min-width:0;padding:6px 10px;display:flex}.studio-compare-pane-header .select{flex:none;max-width:220px}.studio-compare-pane-meta{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;min-width:0;font-size:12px;overflow:hidden}.studio-compare-pane-viewer{flex:1;min-height:0;position:relative}.page-loading{flex:1;justify-content:center;align-items:center;min-height:200px;display:flex}.studio-results-loading{color:var(--text-muted);flex:1;justify-content:center;align-items:center;gap:10px;padding:16px 20px;font-size:13px;display:flex}.mesh-import-row{align-items:stretch;gap:8px;display:flex}.mesh-import-row>.job-row{flex:1;min-width:0}.case-viewer-with-plot{flex-direction:column}.viewer-line-plot{background:var(--bg-panel);border-top:1px solid var(--border);flex-direction:column;flex:none;height:260px;display:flex}.viewer-line-plot.collapsed{height:auto}.viewer-line-plot-header{align-items:center;gap:8px;min-width:0;padding:6px 8px;display:flex}.viewer-line-plot-title{text-transform:uppercase;letter-spacing:.06em;color:var(--fg-dim);white-space:nowrap;font-size:10px;font-weight:600}.viewer-line-plot-quantity{color:var(--fg);white-space:nowrap;text-overflow:ellipsis;font-size:12px;overflow:hidden}.viewer-line-plot-tabs{min-width:0;overflow-x:auto}.viewer-line-plot-tabs button{padding:4px 8px}.viewer-line-plot-stale,.viewer-line-warn{color:var(--warn)}.viewer-line-plot-stale{white-space:nowrap;font-size:11px}.viewer-line-plot-csv{margin-left:auto;padding:3px 10px;font-size:12px}.viewer-line-plot-body{flex:1;min-height:0;padding:0 8px 4px}.viewer-line-plot-empty{text-align:center;color:var(--fg-muted);flex:1;justify-content:center;align-items:center;padding:16px;font-size:13px;display:flex}.viewer-line-coords{grid-template-columns:14px repeat(2,minmax(0,1fr));align-items:center;gap:4px 6px;font-size:12px;display:grid}.viewer-line-coords input{width:100%;min-width:0}.viewer-line-coords-head{color:var(--fg-dim);font-size:11px}.viewer-line-coords-axis{color:var(--fg-dim);text-transform:uppercase;font-size:11px}