.structure-editor{grid-template-columns:250px minmax(0,1fr) 278px;align-items:start}.structure-editor .library-panel,.structure-editor .inspector-panel{min-width:0;max-height:calc(100dvh - 130px);padding:18px 16px;display:block;overflow:auto}.structure-editor h2{font-size:15px;font-weight:700}.structure-editor .inspector-panel h3{margin-top:6px;font-size:14px;font-weight:650}.structure-section{border-top:1px solid var(--border);margin:18px 0;padding-top:14px}.structure-section summary{margin-bottom:12px}.structure-form{margin:18px 0;font-size:12px}.structure-form fieldset{border:0;gap:10px;min-width:0;padding:0;display:grid}.structure-form legend{margin-bottom:10px;padding:0;font-size:13px;font-weight:600}.structure-field{gap:4px;min-width:0;margin:8px 0;font-size:12px;font-weight:500;display:grid}.structure-field input,.structure-field select,.structure-field textarea{border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--surface);width:100%;min-width:0;min-height:34px;color:var(--foreground);font:inherit;padding:6px 8px;font-weight:400}.structure-field input:hover:not(:disabled),.structure-field select:hover:not(:disabled),.structure-field textarea:hover:not(:disabled){border-color:var(--muted)}.structure-field input:disabled,.structure-field select:disabled,.structure-field textarea:disabled{background:var(--surface-sunken)}.structure-field textarea{min-height:70px}.structure-field input[type=file]{padding:4px;font-size:11px}.structure-field input[type=checkbox]{width:auto;min-height:0;accent-color:var(--accent);margin-right:6px}.structure-list{gap:5px;margin:14px 0;display:grid}.structure-list .button{white-space:normal;text-align:left;overflow-wrap:anywhere;font-variant-numeric:tabular-nums;justify-content:flex-start}.structure-list [aria-pressed=true]{background:var(--accent-soft);border-color:var(--accent)}.field-help{color:var(--muted);margin:8px 0;font-size:11px}.structure-editor .viewport-toolbar{flex-wrap:wrap;padding:10px}.structure-editor .viewport{flex:none;height:calc(100dvh - 230px);min-height:540px}.structure-editor .work-area{position:sticky;top:0}.structure-plan svg{touch-action:none;-webkit-user-select:none;user-select:none;width:100%;height:100%}.structure-plan [data-entity-id]{cursor:pointer}.plan-label{fill:#304237;pointer-events:none;font-variant-numeric:tabular-nums}.plan-label-muted{fill:#4b5a51}.plan-controls{gap:6px;display:flex;position:absolute;top:10px;left:10px}.structure-plan .axis-note{pointer-events:none;background:#eef1eedd;bottom:10px;left:12px}.preview-bar{background:var(--warning-soft);border-bottom:1px solid var(--warning-border);padding:10px 14px;font-size:12px}.preview-bar .file-actions{margin-top:8px}.structure-error{background:var(--danger-soft);border-bottom:1px solid #e3b9a9;padding:10px 14px;font-size:12px}.structure-warnings{margin:10px;font-size:12px}.structure-warnings summary{margin-bottom:4px}.structure-warnings button,.structure-warnings p{text-align:left;border:1px solid var(--warning-border);border-radius:var(--radius-sm);background:var(--warning-soft);color:var(--foreground);width:100%;margin-top:4px;padding:7px 10px;display:block}.structure-warnings button:hover{border-color:#b99a5e}.measurement-state{margin:10px 0;font-size:12px;font-weight:600}.structure-editor .viewport-status{gap:8px}@media (max-width:1100px){.structure-editor{grid-template-columns:220px minmax(0,1fr)}.structure-editor .inspector-panel{columns:300px 3;grid-column:1/-1;column-gap:32px;max-height:none}.structure-editor .inspector-panel>h2{column-span:all}.structure-editor .inspector-panel :is(.structure-form,.structure-section,.home-name-form){break-inside:avoid}}@media (max-width:700px){.structure-editor{grid-template-columns:minmax(0,1fr)}.structure-editor .work-area{grid-row:1;position:static}.structure-editor .library-panel{max-height:none}.structure-editor .viewport{height:65dvh;min-height:440px}.structure-editor .axis-note{max-width:90%;font-size:10px}.history-actions{display:flex}}