:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#07111f;--panel:#091627eb;--panel-strong:#0c1b2f;--text:#edf6ff;--muted:#a9bfd6;--line:#a0bedc3d;--accent:#38bdf8;--good:#7dd3fc;--shadow:0 16px 44px #00000059}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;color:var(--text);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input{font:inherit}.app-header,.app-footer{border-bottom:1px solid var(--line);background:#07111f;justify-content:space-between;align-items:center;gap:16px;padding:14px 18px;display:flex}.app-header h1{margin:2px 0 0;font-size:clamp(1.1rem,2vw,1.8rem);line-height:1.15}.eyebrow{color:var(--good);letter-spacing:.08em;text-transform:uppercase;margin:0;font-size:.72rem;font-weight:800}.header-actions{flex-wrap:wrap;gap:8px;display:flex}.header-actions a,.map-toolbar button{color:var(--text);border:1px solid var(--line);background:#10243c;border-radius:6px;padding:8px 10px;text-decoration:none}.app-shell{grid-template-columns:minmax(280px,340px) minmax(420px,1fr) minmax(300px,380px);height:calc(100vh - 106px);min-height:720px;display:grid}.sidebar,.right-rail{border-right:1px solid var(--line);background:#081522;padding:12px;overflow:auto}.right-rail{border-right:0;border-left:1px solid var(--line)}.panel{border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow);border-radius:8px;margin-bottom:12px;padding:12px}.panel h2{margin:0 0 8px;font-size:1rem}.panel p{color:var(--muted);margin:0 0 8px;line-height:1.45}.panel-row,.timeline-labels{justify-content:space-between;align-items:center;gap:10px;display:flex}.timeline-labels{color:var(--muted);font-size:.78rem}input[type=range]{width:100%;accent-color:var(--accent)}.tab-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.tab-button,.workflow-card,.concept-card{border:1px solid var(--line);border-left:4px solid var(--accent);width:100%;color:var(--text);text-align:left;cursor:pointer;background:#0d2137;border-radius:7px;padding:9px}.tab-button.is-active{background:color-mix(in srgb, var(--accent) 24%, #0d2137);border-color:var(--accent)}.toggle-row{color:var(--muted);align-items:flex-start;gap:8px;margin-top:10px;line-height:1.35;display:flex}.fact-list p{border-left:3px solid var(--accent);padding-left:8px}.concept-list,.workflow-list{gap:8px;display:grid}.concept-card strong,.workflow-card strong{margin-bottom:5px;display:block}.concept-card span,.workflow-card span{color:var(--muted);font-size:.9rem;line-height:1.35;display:block}.map-stage{min-width:0;position:relative}.cesium-container{position:absolute;inset:0}.map-toolbar{z-index:5;flex-wrap:wrap;gap:8px;display:flex;position:absolute;top:12px;left:12px}.map-toolbar button{cursor:pointer}.detail-card{z-index:5;border:1px solid var(--line);max-width:760px;box-shadow:var(--shadow);background:#07111fed;border-radius:8px;padding:14px;position:absolute;bottom:12px;left:12px;right:12px}.detail-card h2{margin:4px 0 8px;font-size:1.2rem}.detail-card p:last-child{color:var(--muted);margin-bottom:0;line-height:1.45}.workflow-panel img{border:1px solid var(--line);background:#fff;border-radius:6px;width:100%;display:block}.compact-list{color:var(--muted);margin:0;padding-left:18px;line-height:1.45}.source-list{border-top:1px solid var(--line);margin-top:8px;padding-top:8px}.source-list summary{cursor:pointer;font-weight:800}.source-list a{color:var(--good);margin-top:8px;line-height:1.25;display:block}.app-footer{border-top:1px solid var(--line);color:var(--muted);border-bottom:0;font-size:.82rem}.cesium-viewer-bottom,.cesium-viewer-toolbar{display:none}@media (width<=1180px){.app-shell{grid-template-columns:320px 1fr}.right-rail{border-left:0;border-top:1px solid var(--line);grid-column:1/-1;grid-template-columns:1fr 1fr 1fr;gap:12px;display:grid}}@media (width<=860px){.app-header,.app-footer{flex-direction:column;align-items:flex-start}.app-shell{height:auto;min-height:0;display:block}.sidebar,.right-rail{max-height:none}.map-stage{height:72vh;min-height:560px}.right-rail{display:block}}