@font-face {
  font-family: "Funnel Sans";
  src: url("/fonts/FunnelSans-Regular.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "Geist Mono";
  src: url("/fonts/GeistMonoVariableVF.ttf") format("truetype");
  font-display: swap;
}

:root {
  color-scheme: dark;
  font-family: "Funnel Sans", Arial, sans-serif;
  background: #111510;
}

* {
  box-sizing: border-box;
}

html,
body,
.lidar-viewer {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
}

button {
  font: inherit;
}

.lidar-viewer {
  position: relative;
  isolation: isolate;
  min-height: 480px;
  color: #f3f2ea;
  background:
    radial-gradient(circle at 72% 18%, rgba(153, 175, 138, 0.17), transparent 34%),
    linear-gradient(150deg, #1a2119 0%, #0c100d 72%);
}

.lidar-viewer::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(4, 7, 5, 0.4), transparent 28%, transparent 66%, rgba(4, 7, 5, 0.62));
  content: "";
}

.lidar-viewer__canvas {
  position: absolute;
  inset: 0;
  background: transparent;
}

.lidar-viewer__canvas canvas {
  outline: 0;
}

.lidar-viewer__topbar,
.lidar-viewer__footer,
.lidar-viewer__status,
.lidar-viewer__terrain-note {
  position: absolute;
  z-index: 3;
}

.lidar-viewer__topbar {
  top: 20px;
  right: 20px;
  left: 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  pointer-events: none;
}

.lidar-viewer__topbar > div:first-child {
  display: grid;
  gap: 5px;
  padding: 13px 15px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 4px;
  background: rgba(11, 15, 12, 0.68);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(16px);
}

.lidar-viewer__eyebrow,
.lidar-viewer__footer,
.lidar-viewer__mode-heading,
.lidar-viewer__mode-copy small {
  font-family: "Geist Mono", monospace;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.lidar-viewer__eyebrow {
  color: #b9c8af;
  font-size: 10px;
}

.lidar-viewer__topbar strong {
  font-size: 15px;
  font-weight: 500;
}

.lidar-viewer__mode-panel {
  width: min(460px, 52vw);
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  background: rgba(11, 15, 12, 0.84);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.25);
  pointer-events: auto;
  backdrop-filter: blur(16px);
}

.lidar-viewer__mode-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 1px 3px 9px;
  color: #f3f2ea;
  font-size: 10px;
  font-weight: 700;
}

.lidar-viewer__mode-heading small {
  color: rgba(243, 242, 234, 0.58);
  font-size: 9px;
  font-weight: 500;
}

.lidar-viewer__modes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.lidar-viewer__modes button {
  position: relative;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: center;
  gap: 9px;
  min-height: 68px;
  padding: 10px 30px 10px 11px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 4px;
  color: rgba(243, 242, 234, 0.68);
  background: rgba(255, 255, 255, 0.035);
  text-align: left;
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.lidar-viewer__modes button:hover,
.lidar-viewer__modes button:focus-visible {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.34);
  transform: translateY(-1px);
}

.lidar-viewer__modes button:focus-visible {
  outline: 2px solid #d8e2d1;
  outline-offset: 2px;
}

.lidar-viewer__modes button.is-active {
  color: #111510;
  background: #b7c6ae;
  border-color: #dce6d6;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.lidar-viewer__modes button[data-lidar-mode="terrain"].is-active {
  background: #d2c29d;
  border-color: #eadfca;
}

.lidar-viewer__mode-icon {
  width: 32px;
  height: 32px;
}

.lidar-viewer__mode-copy {
  display: grid;
  min-width: 0;
  gap: 4px;
}

.lidar-viewer__mode-copy strong {
  font-size: 13px;
  font-weight: 650;
  line-height: 1.05;
}

.lidar-viewer__mode-copy small {
  font-size: 8px;
  line-height: 1.2;
  opacity: 0.72;
}

.lidar-viewer__mode-selected {
  position: absolute;
  top: 7px;
  right: 7px;
  display: grid;
  width: 18px;
  height: 18px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 800;
  opacity: 0;
  transform: scale(0.7);
  transition: opacity 160ms ease, transform 160ms ease;
}

.lidar-viewer__modes button.is-active .lidar-viewer__mode-selected {
  opacity: 1;
  transform: scale(1);
}

.lidar-viewer__status {
  top: 50%;
  left: 50%;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 13px 15px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  background: rgba(11, 15, 12, 0.76);
  font-size: 13px;
  transform: translate(-50%, -50%);
  transition: opacity 220ms ease, visibility 220ms ease;
  backdrop-filter: blur(16px);
}

.lidar-viewer__status.is-hidden {
  visibility: hidden;
  opacity: 0;
}

.lidar-viewer__status.is-error {
  width: min(430px, calc(100% - 40px));
  color: #f3f2ea;
  line-height: 1.45;
}

.lidar-viewer__spinner {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: #b7c6ae;
  border-radius: 50%;
  animation: lidar-spin 800ms linear infinite;
}

.lidar-viewer__status.is-error .lidar-viewer__spinner {
  display: none;
}

.lidar-viewer__terrain-note {
  bottom: 18px;
  left: 20px;
  display: grid;
  gap: 4px;
  padding: 11px 13px;
  border: 1px solid rgba(234, 223, 202, 0.32);
  border-radius: 4px;
  background: rgba(30, 28, 22, 0.78);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.22);
  pointer-events: none;
  backdrop-filter: blur(14px);
}

.lidar-viewer__terrain-note[hidden] {
  display: none;
}

.lidar-viewer__terrain-note strong {
  color: #f1e7d2;
  font-size: 12px;
  font-weight: 600;
}

.lidar-viewer__terrain-note small {
  color: rgba(243, 242, 234, 0.64);
  font-family: "Geist Mono", monospace;
  font-size: 8px;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.lidar-viewer__footer {
  right: 20px;
  bottom: 18px;
  left: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: rgba(243, 242, 234, 0.72);
  font-size: 9px;
  pointer-events: none;
}

@keyframes lidar-spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 720px) {
  .lidar-viewer {
    min-height: 440px;
  }

  .lidar-viewer__topbar {
    flex-direction: column;
  }

  .lidar-viewer__modes {
    width: 100%;
  }

  .lidar-viewer__mode-panel {
    width: 100%;
  }

  .lidar-viewer__modes button {
    min-height: 62px;
  }

  .lidar-viewer__footer {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .lidar-viewer__terrain-note {
    bottom: 48px;
  }
}

@media (max-width: 460px) {
  .lidar-viewer__topbar {
    top: 12px;
    right: 12px;
    left: 12px;
    gap: 10px;
  }

  .lidar-viewer__mode-heading small,
  .lidar-viewer__mode-copy small {
    display: none;
  }

  .lidar-viewer__mode-panel {
    padding: 7px;
  }

  .lidar-viewer__mode-heading {
    padding-bottom: 7px;
  }

  .lidar-viewer__modes button {
    grid-template-columns: 25px minmax(0, 1fr);
    min-height: 56px;
    padding: 8px 24px 8px 8px;
  }

  .lidar-viewer__mode-icon {
    width: 25px;
    height: 25px;
  }

  .lidar-viewer__mode-copy strong {
    font-size: 11px;
  }

  .lidar-viewer__terrain-note {
    right: 12px;
    bottom: 50px;
    left: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lidar-viewer__spinner {
    animation-duration: 1.8s;
  }
}