:root { color-scheme: dark; font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif; }
* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; margin: 0; overflow: hidden; background: #05070d; }
body { color: #edf3ff; }
#globeViz { position: fixed; inset: 0; }
#globeViz canvas { display: block; outline: none; }
.demo-header { position: fixed; z-index: 10; top: 0; left: 0; right: 0; display: flex; align-items: flex-start; gap: 24px; padding: 22px 26px; pointer-events: none; background: linear-gradient(to bottom, rgba(3, 6, 12, 0.88), transparent); }
.back-link { flex: none; display: inline-flex; align-items: center; min-height: 38px; padding: 0 13px; border: 1px solid rgba(171, 192, 219, 0.2); border-radius: 7px; background: rgba(8, 13, 23, 0.7); color: #c0cbdc; font-size: 13px; text-decoration: none; pointer-events: auto; backdrop-filter: blur(12px); transition: border-color 160ms ease, color 160ms ease; }
.back-link:hover { border-color: rgba(121, 242, 192, 0.55); color: #79f2c0; }
.title-block { padding-top: 1px; text-shadow: 0 2px 12px #03060c; }
.title-block h1 { margin: 0; font-size: 22px; line-height: 1.25; font-weight: 600; letter-spacing: 0.02em; }
.title-block p { margin: 6px 0 0; color: #92a1b8; font-size: 12px; line-height: 1.5; }
.demo-meta { position: fixed; z-index: 10; left: 26px; right: 26px; bottom: 18px; display: flex; align-items: end; justify-content: space-between; gap: 20px; pointer-events: none; }
.status, .source { padding: 7px 10px; border: 1px solid rgba(171, 192, 219, 0.12); border-radius: 6px; background: rgba(6, 11, 20, 0.68); color: #9aa9be; font-size: 11px; line-height: 1.5; backdrop-filter: blur(10px); }
.status { color: #b9c8da; }
.status.error { color: #ff9f9f; border-color: rgba(255, 120, 120, 0.35); }
.source { text-align: right; }
.legend { position: fixed; z-index: 10; right: 26px; bottom: 62px; width: 190px; padding: 12px; border: 1px solid rgba(171, 192, 219, 0.12); border-radius: 7px; background: rgba(6, 11, 20, 0.72); pointer-events: none; backdrop-filter: blur(10px); }
.legend-title { margin-bottom: 8px; color: #b9c8da; font-size: 11px; }
.legend-bar { height: 7px; border-radius: 4px; background: linear-gradient(to right, #ffffcc, #ffeda0, #fed976, #feb24c, #fd8d3c, #fc4e2a, #e31a1c, #b10026, #800026); }
.legend-labels { display: flex; justify-content: space-between; margin-top: 6px; color: #8493a8; font-size: 9px; }
.legend-list { display: grid; gap: 6px; }
.legend-item { display: flex; align-items: center; gap: 7px; color: #9aa9be; font-size: 10px; }
.legend-swatch { width: 7px; height: 7px; border-radius: 50%; background: var(--swatch); box-shadow: 0 0 7px var(--swatch); }

@media (max-width: 600px) {
  .demo-header { gap: 12px; padding: 14px; }
  .back-link { min-height: 34px; padding: 0 10px; font-size: 12px; }
  .title-block h1 { font-size: 18px; }
  .title-block p { max-width: 210px; font-size: 10px; }
  .demo-meta { left: 14px; right: 14px; bottom: 12px; }
  .source { max-width: 55%; }
  .legend { right: 14px; bottom: 60px; width: 150px; }
}