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#ffffffd9}.selection-box-dimmed{opacity:.35}.selection-box-active-exercise{opacity:1}.selection-box-draft{pointer-events:none;z-index:5;border-style:dashed}.selection-box-selected{outline:2px solid var(--accent);outline-offset:1px;cursor:move;z-index:4}.selection-delete{border:1px solid var(--border);background:var(--bg);width:20px;height:20px;color:var(--text-h);cursor:pointer;z-index:2;border-radius:50%;place-items:center;padding:0;font-size:14px;line-height:1;display:grid;position:absolute;top:-10px;right:-10px}.selection-delete:hover{color:#dc2626;background:#fee2e2;border-color:#ef4444}.selection-resize-handle{border:2px solid var(--bg);background:var(--accent);cursor:nwse-resize;z-index:2;border-radius:2px;width:12px;height:12px;position:absolute;bottom:-5px;right:-5px}.selection-label{color:#fff;pointer-events:none;border-radius:4px 0;padding:2px 6px;font-size:11px;line-height:1.2;position:absolute;top:-1px;left:-1px}.selection-box-exercise .selection-label{background:#2563eb}.selection-box-solution .selection-label{background:#16a34a}.selection-box-image .selection-label{background:#c2410c}.name-dialog-backdrop{z-index:50;background:#00000073;place-items:center;display:grid;position:fixed;inset:0}.name-dialog{border:1px solid var(--border);background:var(--bg);width:min(360px,100vw - 32px);box-shadow:var(--shadow);border-radius:12px;flex-direction:column;gap:12px;padding:20px;display:flex}.name-dialog-input{box-sizing:border-box;width:100%}.name-dialog-actions{justify-content:flex-end;gap:8px;display:flex}.preview-status{background:var(--bg);border:1px solid var(--border);color:var(--text);z-index:2;border-radius:6px;margin:0;padding:8px 12px;position:absolute;top:12px;left:50%;transform:translate(-50%)}.preview-status-error{color:#dc2626}@media (prefers-color-scheme:dark){.preview-status-error{color:#f87171}.selection-delete:hover,.exercise-item-delete:hover{color:#f87171;background:#450a0a;border-color:#f87171}}