:root { color-scheme: dark; font-family: Inter, ui-sans-serif, system-ui, sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; overflow: hidden; background: #0b1320; }
#app, #cesium-container, #map { width: 100vw; height: 100vh; }
.panel { position: fixed; top: 20px; left: 20px; width: min(340px, calc(100vw - 40px)); padding: 20px; border: 1px solid #41516b; border-radius: 12px; background: rgb(11 19 32 / 92%); box-shadow: 0 18px 45px rgb(0 0 0 / 35%); color: #eff6ff; z-index: 1001; }
.eyebrow { color: #79d6c4; font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.back-link { display: inline-block; margin-bottom: 16px; color: #b7c7db; font-size: .85rem; text-decoration: none; }
.back-link:hover { color: #79d6c4; }
h1 { margin: 5px 0 1px; font-size: 1.6rem; }
.subtitle { margin: 0 0 17px; color: #b7c7db; font-size: .92rem; }
.controls, .actions { display: grid; gap: 8px; }
.controls { margin-bottom: 12px; }
.toggle, button { min-height: 40px; border: 1px solid #42536d; border-radius: 7px; background: #162338; color: inherit; font: inherit; }
.toggle { display: flex; align-items: center; gap: 10px; padding: 0 12px; }
.toggle input { width: 17px; height: 17px; accent-color: #79d6c4; }
.actions { grid-template-columns: 1fr 1fr; }
button { cursor: pointer; font-size: .9rem; }
button:hover { background: #213652; border-color: #79d6c4; }
.measure-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.measure-controls #clear-measurements { grid-column: 1 / -1; }
.measure-controls button.is-active { border-color: #79d6c4; background: #1e4a55; color: #e9fffa; }
.measure-help { min-height: 2.8em; margin: 11px 0 0; color: #bfeff0; font-size: .78rem; line-height: 1.4; }
.leaflet-control-scale { margin: 0 0 20px 20px !important; }
.leaflet-control-scale-line { border-color: #eff6ff; border-top: 0; background: rgb(11 19 32 / 85%); color: #eff6ff; text-shadow: none; }
.measurement-label { border: 1px solid #f6c75f; border-radius: 4px; background: rgb(11 19 32 / 92%); color: #fff4cf; font-weight: 700; box-shadow: none; }
.measurement-label::before { display: none; }
#map.is-measuring { cursor: crosshair; }
.note { margin: 16px 0 0; color: #d0dceb; font-size: .78rem; line-height: 1.45; }
.status { position: fixed; right: 20px; bottom: 20px; max-width: min(450px, calc(100vw - 40px)); padding: 12px 15px; border-radius: 8px; background: rgb(11 19 32 / 92%); color: #eff6ff; z-index: 1001; }
.error { border: 1px solid #f9a8a8; color: #ffe3e3; }
.warming { border: 1px solid #416a78; color: #bfeff0; }
@media (max-width: 600px) { .panel { top: 12px; left: 12px; width: calc(100vw - 24px); padding: 15px; } .note { display: none; } .status { right: 12px; bottom: 12px; } }
.landing { display: grid; min-height: 100vh; overflow: auto; place-items: center; padding: 24px; color: #eff6ff; }
.landing-content { width: min(680px, 100%); }
.landing h1 { font-size: clamp(2.4rem, 8vw, 4.5rem); margin: 7px 0 12px; }
.landing p { color: #b7c7db; font-size: 1.1rem; line-height: 1.55; }
.view-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 28px; }
.view-cards a { display: grid; gap: 8px; min-height: 150px; padding: 20px; border: 1px solid #42536d; border-radius: 12px; background: #162338; color: #eff6ff; text-decoration: none; }
.view-cards a:hover { border-color: #79d6c4; background: #213652; }
.view-cards strong { font-size: 1.15rem; }
.view-cards span { color: #b7c7db; line-height: 1.4; }
@media (max-width: 600px) { .view-cards { grid-template-columns: 1fr; } }