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pulse{0%,to{opacity:1}50%{opacity:.4}}@keyframes spin{to{transform:rotate(360deg)}}.loading-spinner{display:inline-block;width:20px;height:20px;border:2px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:spin .8s linear infinite}.loading-overlay{display:flex;align-items:center;justify-content:center;padding:40px;gap:10px;color:var(--color-text-muted)}.empty-state{padding:12px;color:var(--color-text-muted);font-size:13px;text-align:center}@media(max-width:768px){.app-body{grid-template-columns:1fr;grid-template-rows:250px 1fr}.entity-list{border-right:none;border-bottom:1px solid var(--color-border)}.app-header{flex-wrap:wrap;gap:8px}.omnibox{max-width:100%;order:10;flex-basis:100%}.ontology-status-bar,.entity-table .col-type,.entity-table .col-stat,.entity-table .stat-cell,.entity-table .stat-na,.entity-table .col-desc,.entity-table .desc-indicator{display:none}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:8px;color:var(--color-text-primary)}.loading-logo{width:64px;height:64px;margin-bottom:4px}.loading-title{font-size:28px;font-weight:700;margin:0;letter-spacing:2px}.loading-subtitle{font-size:13px;color:var(--color-text-muted);margin:0 0 12px}.loading-bar-track{width:240px;height:4px;background:var(--color-bg-tertiary);border-radius:2px;overflow:hidden}.loading-bar-fill{height:100%;background:var(--color-accent);border-radius:2px;transition:width .3s ease}.loading-status{font-size:12px;color:var(--color-text-muted);margin:4px 0 0;font-family:var(--font-mono)}.turtle-source{font-family:var(--font-mono);font-size:11px;line-height:1.5;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:4px;padding:10px 12px;margin:0;overflow-x:auto;white-space:pre;color:var(--color-text-primary)}.ttl-directive{color:#8959a8}.ttl-uri{color:#4271ae}.ttl-literal{color:#718c00}.ttl-number{color:#f5871f}.ttl-prefixed{color:#3e999f}.ttl-punct{color:var(--color-text-muted)}.ttl-keyword{color:#8959a8;font-weight:600}[data-theme=dark] .ttl-directive{color:#c792ea}[data-theme=dark] .ttl-uri{color:#82aaff}[data-theme=dark] .ttl-literal{color:#c3e88d}[data-theme=dark] .ttl-number{color:#f78c6c}[data-theme=dark] .ttl-prefixed{color:#89ddff}[data-theme=dark] .ttl-keyword{color:#c792ea;font-weight:600}.dag-node{cursor:pointer}.dag-node>rect:first-child{fill:var(--color-bg-secondary);stroke:var(--color-border);stroke-width:1;transition:fill .15s}.dag-node:hover>rect:first-child{fill:var(--color-bg-tertiary)}.dag-node-selected>rect:first-child{fill:var(--color-selected);stroke:var(--color-accent);stroke-width:1.5}.dag-node text{fill:var(--color-text-primary);font-family:var(--font-mono);font-size:10px}.dag-badge-text{fill:#fff;font-family:var(--font-mono);font-size:7px;font-weight:600}.dag-edge{stroke:var(--color-text-muted);stroke-width:1;fill:none}