:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --ink: #eef7ff;
  --muted: #8fa5ba;
  --panel: rgba(7, 17, 31, 0.92);
  --line: rgba(144, 174, 203, 0.18);
  --cyan: #39d9ff;
  --cyan-soft: rgba(57, 217, 255, 0.18);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
}

* { box-sizing: border-box; }
html, body, .app-shell, .map-stage, #map { width: 100%; height: 100%; margin: 0; }
body { overflow: hidden; background: #07111f; color: var(--ink); }
button, input { font: inherit; }

.app-shell { position: relative; min-height: 100dvh; }
.map-stage { position: absolute; inset: 0; background: #142130; }
#map { z-index: 0; }

.leaflet-container { background: #142130; font: inherit; }
.leaflet-tile-pane { filter: saturate(.72) brightness(.66) contrast(1.12) hue-rotate(168deg); }
.leaflet-control-zoom { border: 1px solid var(--line) !important; box-shadow: var(--shadow) !important; }
.leaflet-top.leaflet-right .leaflet-control-zoom { margin-top: 18px !important; margin-right: 18px !important; }
.leaflet-control-zoom a {
  width: 42px !important; height: 42px !important; line-height: 40px !important;
  background: rgba(7, 17, 31, .92) !important; color: var(--ink) !important; border-color: var(--line) !important;
}
.leaflet-control-zoom a:hover { background: #10243a !important; }
.leaflet-control-attribution { display: none; }
.leaflet-popup-content-wrapper, .leaflet-popup-tip { background: #0b1a2b; color: var(--ink); }
.leaflet-popup-content-wrapper { border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); }
.leaflet-popup-content { margin: 14px 16px; font-size: 14px; line-height: 1.5; }
.popup-label { display: block; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.popup-value { display: block; margin-top: 2px; font-size: 17px; font-weight: 700; }

.panel {
  position: absolute; z-index: 500; top: 10px; left: 10px; width: min(390px, calc(100vw - 20px));
  padding: 24px; border: 1px solid var(--line); border-radius: 22px; background: var(--panel);
  box-shadow: var(--shadow); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
}

.brand-row { display: flex; gap: 14px; align-items: flex-start; }
.brand-mark {
  display: grid; place-items: center; width: 46px; height: 46px; flex: 0 0 46px;
  border: 1px solid rgba(57, 217, 255, .35); border-radius: 13px; background: var(--cyan-soft);
}
.brand-mark svg { width: 28px; height: 28px; fill: none; stroke: var(--cyan); stroke-width: 1.6; }
.brand-mark svg path:last-child { fill: rgba(57, 217, 255, .26); stroke: #e8fbff; }
.eyebrow { margin: 2px 0 7px; color: var(--cyan); font-size: 12px; font-weight: 750; letter-spacing: .13em; }
h1 { margin: 0; font-size: clamp(21px, 2vw, 27px); line-height: 1.16; letter-spacing: -.025em; }

.summary-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 24px 0 12px; }
.summary-grid > div { padding: 15px 16px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.035); }
.summary-grid span, .layer-copy span, .details dt { color: var(--muted); font-size: 13px; }
.summary-grid strong { display: block; margin-top: 5px; font-size: 20px; letter-spacing: -.02em; }
.plans-section { margin: 0 0 18px; }
.plans-section h2, .layers-section h2 { margin: 0 0 9px 2px; color: var(--muted); font-size: 13px; font-weight: 650; letter-spacing: .04em; }
.plan-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.plan-button {
  min-height: 34px; padding: 6px 8px; border: 1px solid color-mix(in srgb, var(--plan-color) 42%, transparent);
  border-radius: 9px; background: color-mix(in srgb, var(--plan-color) 10%, transparent); color: var(--ink);
  font-size: 12px; font-weight: 750; cursor: pointer;
}
.plan-button:hover, .plan-button.is-active { background: color-mix(in srgb, var(--plan-color) 25%, transparent); }
.plan-button.is-active { box-shadow: inset 0 0 0 1px var(--plan-color), 0 0 14px color-mix(in srgb, var(--plan-color) 22%, transparent); }
.plan-button:focus-visible { outline: 3px solid rgba(57,217,255,.35); outline-offset: 2px; }
.licenses-section { margin: 0 0 18px; }
.licenses-section h2 { margin: 0 0 9px 2px; color: var(--muted); font-size: 13px; font-weight: 650; letter-spacing: .04em; }
.license-list { display: grid; gap: 6px; max-height: 132px; overflow-y: auto; padding-right: 3px; scrollbar-color: #4b6075 transparent; scrollbar-width: thin; }
.license-button {
  padding: 8px 10px; border: 1px solid rgba(255, 209, 102, .3); border-radius: 9px;
  background: rgba(255, 209, 102, .08); color: var(--ink); font-size: 12px; text-align: left; cursor: pointer;
}
.license-button:hover, .license-button.is-active { background: rgba(255, 209, 102, .2); box-shadow: inset 0 0 0 1px #ffd166; }
.uchastic-button, .uchastic-plan-button { border-color: rgba(255, 117, 181, .5); background: rgba(255, 117, 181, .08); }
.uchastic-button:hover, .uchastic-button.is-active, .uchastic-plan-button:hover, .uchastic-plan-button.is-active {
  background: rgba(255, 117, 181, .2); box-shadow: inset 0 0 0 1px #ff75b5;
}
.uchastic-plan-button { color: #ffd8e9; font-weight: 750; }
.license-back {
  margin-top: 7px; padding: 7px 10px; border: 0; border-radius: 8px;
  background: rgba(57, 217, 255, .1); color: var(--cyan); font-size: 12px; cursor: pointer;
}
.license-back:hover { background: rgba(57, 217, 255, .2); }

.layers-section { margin-top: 12px; }
.layer-list { display: grid; gap: 8px; max-height: 248px; padding-right: 3px; overflow-y: auto; scrollbar-color: #4b6075 transparent; scrollbar-width: thin; }
.layer-card { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 14px; border: 1px solid color-mix(in srgb, var(--layer-color, var(--cyan)) 34%, transparent); border-radius: 14px; background: color-mix(in srgb, var(--layer-color, var(--cyan)) 13%, transparent); }
.layer-copy { display: flex; align-items: center; gap: 12px; min-width: 0; }
.layer-copy div { min-width: 0; }
.layer-copy strong, .layer-copy span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.layer-copy strong { margin-bottom: 3px; font-size: 14px; }
.swatch { width: 14px; height: 14px; flex: 0 0 14px; border: 2px solid var(--layer-color, var(--cyan)); border-radius: 4px; background: color-mix(in srgb, var(--layer-color, var(--cyan)) 35%, transparent); box-shadow: 0 0 14px color-mix(in srgb, var(--layer-color, var(--cyan)) 38%, transparent); }
.swatch.line { height: 4px; border-width: 0; border-radius: 999px; background: var(--layer-color, var(--cyan)); }
.swatch.point { width: 11px; height: 11px; flex-basis: 11px; border-radius: 50%; background: var(--layer-color, var(--cyan)); }

.switch { position: relative; display: inline-flex; flex: 0 0 auto; cursor: pointer; }
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch > span:first-of-type { width: 42px; height: 24px; border-radius: 999px; background: #34485d; transition: background .2s ease; }
.switch > span:first-of-type::after { content: ""; position: absolute; top: 3px; left: 3px; width: 18px; height: 18px; border-radius: 50%; background: white; transition: transform .2s ease; }
.switch input:checked + span { background: var(--cyan); }
.switch input:checked + span::after { transform: translateX(18px); background: #05202b; }
.switch input:focus-visible + span { outline: 3px solid rgba(57,217,255,.35); outline-offset: 3px; }

.details { margin: 20px 0; }
.details div { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.details dd { margin: 0; color: #cfdeeb; font-size: 13px; text-align: right; }
.primary-action {
  display: flex; align-items: center; justify-content: center; gap: 9px; width: 100%; min-height: 46px;
  padding: 10px 16px; border: 0; border-radius: 13px; background: var(--cyan); color: #041720;
  font-weight: 750; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease;
}
.primary-action:hover { transform: translateY(-1px); box-shadow: 0 10px 24px rgba(57,217,255,.2); }
.primary-action:active { transform: translateY(0); }
.primary-action:focus-visible, .error-card button:focus-visible { outline: 3px solid white; outline-offset: 3px; }
.primary-action svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-width: 2; }
.hint { margin: 13px 2px 0; color: var(--muted); font-size: 13px; line-height: 1.5; }

.loading, .error-card {
  position: absolute; z-index: 450; top: 50%; left: 50%; transform: translate(-50%, -50%);
  border: 1px solid var(--line); background: rgba(7,17,31,.94); box-shadow: var(--shadow); backdrop-filter: blur(14px);
}
.loading { display: flex; align-items: center; gap: 10px; padding: 13px 17px; border-radius: 999px; font-size: 14px; }
.loading[hidden] { display: none; }
.spinner { width: 17px; height: 17px; border: 2px solid rgba(255,255,255,.2); border-top-color: var(--cyan); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.error-card { display: grid; width: min(340px, calc(100vw - 40px)); padding: 20px; border-radius: 18px; }
.error-card[hidden] { display: none; }
.error-card span { margin: 7px 0 15px; color: var(--muted); font-size: 14px; line-height: 1.5; }
.error-card button { justify-self: start; padding: 9px 14px; border: 0; border-radius: 10px; background: var(--cyan); color: #041720; font-weight: 700; cursor: pointer; }
.map-credit { position: absolute; z-index: 400; right: 10px; bottom: 8px; padding: 4px 7px; border-radius: 5px; background: rgba(7,17,31,.76); color: #aebdca; font-size: 11px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 680px) {
  .panel { top: auto; right: 10px; bottom: 10px; left: 10px; width: auto; max-height: 54dvh; overflow: auto; padding: 18px; border-radius: 18px; }
  .brand-mark { width: 40px; height: 40px; flex-basis: 40px; }
  .brand-mark svg { width: 24px; height: 24px; }
  .eyebrow { font-size: 11px; }
  h1 { font-size: 20px; }
  .summary-grid { margin-top: 16px; }
  .details { display: none; }
  .plan-list { grid-template-columns: repeat(3, 1fr); }
  .hint { display: none; }
  .primary-action { position: sticky; bottom: -18px; z-index: 2; margin-top: 12px; box-shadow: 0 -10px 18px rgba(7, 17, 31, .85); }
  .leaflet-top.leaflet-right .leaflet-control-zoom { margin-top: 12px !important; margin-right: 12px !important; }
  .panel { left: 10px; width: auto; }
  .map-credit { top: 8px; right: 8px; bottom: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}