:root{--bg:#f4f6f8;--panel:#ffffff;--line:#d7dde4;--text:#17202a;--muted:#6b7280;--accent:#0f766e}*{box-sizing:border-box}body{margin:0;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}.toolbar{display:flex;align-items:end;justify-content:space-between;gap:16px;padding:14px 18px 12px;background:var(--panel);border-bottom:1px solid var(--line)}.toolbar-right{display:flex;align-items:center;gap:12px}.toolbar-field{display:flex;align-items:center;gap:8px;margin:0;font-size:12px;color:var(--muted)}.toolbar-field span{white-space:nowrap;font-weight:600}.segmented-control{display:inline-flex;align-items:center;gap:0;border:1px solid var(--line);border-radius:999px;background:#fff;padding:3px;box-shadow:0 1px 1px rgba(15,23,42,.03)}.segmented-button{border:0;background:0 0;color:#475569;padding:7px 12px;border-radius:999px;font-size:12px;font-weight:600;line-height:1;cursor:pointer;transition:background 140ms ease,color 140ms ease,box-shadow 140ms ease}.segmented-button:hover{color:#0f172a}.segmented-button.is-active{background:var(--accent);color:#fff;box-shadow:0 1px 2px rgba(15,118,110,.25)}.toolbar-link{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:7px 11px;background:#fff;color:#0f172a;text-decoration:none;font-size:12px;font-weight:600}.eyebrow{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.title{font-size:20px;font-weight:700}.toolbar-meta{font-size:12px;color:var(--muted);text-align:right}.layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:14px;padding:14px;height:calc(100vh - 73px)}.layout.ribbon-mode{grid-template-columns:minmax(0,1fr) 330px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden}.graph-panel{position:relative}.graph-panel::before{content:"";position:absolute;inset:0;background-image:url(./assets/antarctica_contour.png);background-repeat:no-repeat;background-position:center;background-size:74%auto;opacity:.12;pointer-events:none}.graph-panel.ribbon-view::before{opacity:0}#chart{width:100%;height:100%;display:block;position:relative;z-index:1;cursor:grab}#chart:active{cursor:grabbing}.side-panel{padding:12px;overflow:auto}.control-card{padding:12px;margin-bottom:12px;border:1px solid #dde5ec;border-radius:12px;background:linear-gradient(180deg,#fafcff 0,#f5f8fb 100%)}.mode-card[hidden]{display:none!important}.control-title{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#334155;margin-bottom:10px}.control-summary{list-style:none;display:flex;align-items:center;justify-content:space-between;cursor:pointer}.control-summary::-webkit-details-marker{display:none}.control-summary-note{font-size:11px;font-weight:600;color:var(--muted)}.control-body{margin-top:10px}label{display:flex;flex-direction:column;gap:6px;font-size:12px;color:#475569;margin-bottom:10px}label:last-child{margin-bottom:0}input[type=search],select{width:100%;padding:7px 9px;font-size:12px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--text)}.button-row{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:10px}button{border:1px solid var(--line);border-radius:8px;padding:8px 10px;background:#fff;cursor:pointer;font-size:12px}.range-row{display:grid;grid-template-columns:1fr 42px;gap:10px;align-items:center}.inline-check{flex-direction:row;align-items:center;gap:8px}.actor-card,.topic-card{font-size:12px;line-height:1.45}.actor-head{display:grid;grid-template-columns:42px 1fr;gap:10px;align-items:center;margin-bottom:10px}.actor-head img{width:42px;height:28px;object-fit:contain;border:1px solid #d6dce3;border-radius:4px;background:#fff}.actor-name{font-weight:700;font-size:13px}.actor-kind{color:var(--muted)}.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:10px}.metric{padding:8px;border:1px solid #e4e9ef;border-radius:10px;background:rgba(255,255,255,.7)}.metric-label{font-size:11px;color:var(--muted)}.metric-value{font-weight:700;font-size:14px}.topic-list{display:grid;gap:6px}.topic-item{padding:7px 8px;border:1px solid #e4e9ef;border-radius:9px;background:rgba(255,255,255,.8)}.topic-item strong{display:block}.legend-item{display:flex;align-items:center;gap:8px;margin:6px 0;font-size:12px}.swatch{width:12px;height:12px;border-radius:3px;border:1px solid #00000022}.muted{color:var(--muted)}.small-note{font-size:11px;line-height:1.4;margin-top:8px}.topic-label{font-size:11px;fill:#243447;paint-order:stroke;stroke:rgba(255,255,255,.95);stroke-width:3px;stroke-linejoin:round;pointer-events:none}@media (max-width:980px){.layout{grid-template-columns:1fr;height:auto}.graph-panel{min-height:70vh}.toolbar{align-items:start;flex-direction:column}.toolbar-right{width:100%;justify-content:space-between}.toolbar-field{flex:1 1 auto}.toolbar-field select{min-width:0;width:100%}}