.dataview-loading-container{position:absolute;width:100%;height:100%;display:flex;align-items:center;justify-content:center;z-index:99;background-color:rgba(225,225,225,.1);transition:all .3s}.dataview-loader{width:36px;aspect-ratio:1;display:grid}.dataview-loader,.dataview-loader:after,.dataview-loader:before{--c:no-repeat linear-gradient(#2f7bea 0 0);background:var(--c),var(--c),var(--c),var(--c);animation:l20-1 1.2s linear infinite,l20-2 1.2s linear infinite}.dataview-loader:after,.dataview-loader:before{content:"";grid-area:1/1;transform:translate(calc(100% - 4px),calc(4px - 100%)) rotate(90deg)}.dataview-loader:after{transform:translate(calc(4px - 100%),calc(100% - 4px)) rotate(-90deg)}@keyframes l20-1{0%{background-size:0 4px,4px 0,0 4px,4px 0}12.5%{background-size:100% 4px,4px 0,0 4px,4px 0}25%{background-size:100% 4px,4px 100%,0 4px,4px 0}37.5%{background-size:100% 4px,4px 100%,100% 4px,4px 0}43%,57%{background-size:100% 4px,4px 100%,100% 4px,4px 100%}62.5%{background-size:0 4px,4px 100%,100% 4px,4px 100%}75%{background-size:0 4px,4px 0,100% 4px,4px 100%}87.5%{background-size:0 4px,4px 0,0 4px,4px 100%}to{background-size:0 4px,4px 0,0 4px,4px 0}}@keyframes l20-2{0%,49.9%{background-position:0 0,100% 0,100% 100%,0 100%}50%,to{background-position:100% 0,100% 100%,0 100%,0 0}}.tc-loading{justify-content:center;width:100%;min-height:240px;color:var(--tc-accent)}.tc-loading,.tc-loading-mark{display:inline-flex;align-items:center}.tc-loading-mark{gap:8px;padding:12px 16px;border-radius:var(--tc-radius-lg);background:var(--tc-surface-1);box-shadow:var(--tc-shadow-md)}.tc-loading-mark__dot{width:8px;height:8px;border-radius:50%;background:currentColor;opacity:.35;animation:tcLoadingPulse 1.2s ease-in-out infinite}.tc-loading-mark__dot:nth-child(2){animation-delay:.15s}.tc-loading-mark__dot:nth-child(3){animation-delay:.3s}.tc-loading-mark__label{margin-left:6px;font-size:13px;font-weight:500;color:var(--tc-ink-3)}.tc-skeleton{--tc-skl-bg:linear-gradient(90deg,var(--tc-surface-2) 0%,var(--tc-surface-1) 40%,var(--tc-surface-2) 80%);width:100%;min-height:240px;padding:12px;border-radius:var(--tc-radius-lg);background:var(--tc-surface-1);box-shadow:var(--tc-shadow-sm)}.tc-skeleton__chip,.tc-skeleton__gutter-line,.tc-skeleton__pane,.tc-skeleton__slot,.tc-skeleton__stage{background:var(--tc-skl-bg);background-size:200% 100%;animation:tcSkeletonShimmer 1.6s ease-in-out infinite;border-radius:var(--tc-radius-sm)}.tc-skeleton__chip{display:inline-block;height:12px;width:96px}.tc-skeleton__chip--sm{width:48px;height:10px}.tc-skeleton--editor{min-height:320px}.tc-skeleton--editor .tc-skeleton__toolbar{display:flex;gap:8px;padding-bottom:8px;border-bottom:1px dashed var(--tc-border);margin-bottom:12px}.tc-skeleton--editor .tc-skeleton__body{display:grid;grid-template-columns:36px 1fr;gap:8px;min-height:260px}.tc-skeleton__gutter{display:flex;flex-direction:column;gap:6px;padding-top:4px}.tc-skeleton__gutter-line{height:12px;width:20px;opacity:.6}.tc-skeleton__stage{border-radius:var(--tc-radius-md);min-height:260px}.tc-skeleton--dual .tc-skeleton__labels{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}.tc-skeleton--dual .tc-skeleton__panes{display:grid;grid-template-columns:1fr 1fr;gap:12px;min-height:260px}.tc-skeleton__pane{min-height:260px;border-radius:var(--tc-radius-md)}.tc-skeleton--compare .tc-skeleton__meta{display:flex;gap:8px;margin-bottom:12px}.tc-skeleton--compare .tc-skeleton__pair{display:grid;grid-template-columns:1fr 1fr;gap:16px;min-height:220px}.tc-skeleton__slot{min-height:220px;border-radius:var(--tc-radius-md);border:1px dashed var(--tc-border);background:var(--tc-skl-bg);background-size:200% 100%}@keyframes tcSkeletonShimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media (prefers-reduced-motion:reduce){.tc-skeleton__chip,.tc-skeleton__gutter-line,.tc-skeleton__pane,.tc-skeleton__slot,.tc-skeleton__stage{animation:none;opacity:.6}}@keyframes tcLoadingPulse{0%,to{transform:scale(.6);opacity:.35}50%{transform:scale(1);opacity:1}}@media (prefers-reduced-motion:reduce){.tc-loading-mark__dot{animation:none;opacity:.7}}