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var(--border-color);border-top:2px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.viewer-page{width:100%;min-height:100vh;display:flex;flex-direction:column;overflow:visible}.viewer-header{flex-shrink:0}.file-info{display:flex;align-items:center;justify-content:space-between}.file-name{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin:0}.file-navigation{font-size:.875rem;color:var(--text-secondary)}.viewer-content{flex:1;display:flex;flex-direction:column;overflow:visible;min-height:0}.main-viewer{width:100%;height:auto;min-height:0;flex:1}.multiple-drawings-layout{flex:1;overflow:visible;padding:1rem}.drawing-container{margin-bottom:2rem;border:1px solid var(--border-color);border-radius:var(--border-radius);overflow:hidden}.drawing-header{padding:.75rem 1rem;background:var(--surface-color);border-bottom:1px solid var(--border-color);font-weight:500;color:var(--text-primary)}.drawing-content{height:90vh;min-height:920px}.drawing-viewer{width:100%;height:100%}.viewer-error{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;padding:2rem;text-align:center}.viewer-error h2{color:var(--error-color);margin-bottom:1rem}.memorial-section{background:#fff;border-top:1px solid var(--border-color);max-height:40vh;overflow-y:auto;flex-shrink:0}.memorial-header{padding:1rem;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.memorial-header h2{font-size:1.125rem;font-weight:600;margin:0}.memorial-actions{display:flex;gap:.5rem}.btn-download-memorial,.btn-copy-memorial{padding:.5rem 1rem;border:1px solid var(--border-color);background:#fff;border-radius:var(--border-radius);cursor:pointer;font-size:.875rem;transition:all .2s ease-in-out}.btn-download-memorial:hover,.btn-copy-memorial:hover{background:var(--surface-color)}.memorial-content{padding:1rem}.memorial-content pre{white-space:pre-wrap;font-family:inherit;font-size:.875rem;line-height:1.6;margin:0}.memorial-error{padding:1rem;background:#fef2f2;border:1px solid #fecaca;border-radius:var(--border-radius);color:var(--error-color);margin:1rem}@media (max-width: 768px){.container{padding:0 .5rem}.card{padding:1rem}.file-info{flex-direction:column;align-items:flex-start;gap:.5rem}.file-name{font-size:1.125rem}.memorial-header{flex-direction:column;align-items:flex-start;gap:1rem}.memorial-actions{width:100%;justify-content:flex-start}}.viewer-dxf{width:100%;height:auto;min-height:600px;display:flex;flex-direction:column;background:#f5f5f5}.viewer-canvas-container{flex:1;position:relative;overflow:hidden;background:#fff;border:1px solid #ddd;border-radius:4px;min-height:600px}.viewer-canvas-container canvas{display:block;width:100%;height:100%;cursor:grab}.viewer-canvas-container canvas:active{cursor:grabbing}.viewer-controls{display:flex;gap:10px;padding:10px;background:#fff;border-bottom:1px solid #ddd;align-items:center;flex-wrap:wrap}.viewer-controls button{padding:8px 16px;border:1px solid #ddd;background:#fff;border-radius:4px;cursor:pointer;transition:background-color .2s;font-size:14px}.viewer-controls button:hover{background:#f0f0f0}.viewer-controls button:active{background:#e0e0e0}.viewer-controls span{margin-left:10px;font-weight:700;color:#333}.viewer-layers{position:absolute;top:10px;left:10px;background:#fffffff2;padding:15px;border-radius:6px;font-size:13px;max-height:400px;overflow-y:auto;box-shadow:0 2px 10px #0000001a;border:1px solid #ddd;min-width:150px}.viewer-layers h4{margin:0 0 10px;font-size:14px;color:#333;border-bottom:1px solid #eee;padding-bottom:5px}.viewer-layers label{display:flex;align-items:center;margin-bottom:8px;cursor:pointer;padding:2px 0;transition:background-color .2s}.viewer-layers label:hover{background-color:#0000000d;border-radius:3px}.viewer-layers input[type=checkbox]{margin-right:8px;cursor:pointer}.viewer-info{position:absolute;top:10px;right:10px;background:#fffffff2;padding:15px;border-radius:6px;font-size:12px;max-width:300px;box-shadow:0 2px 10px #0000001a;border:1px solid #ddd}