:root {
  --bg: #f4f6f2;
  --panel: #ffffff;
  --ink: #20251f;
  --muted: #677067;
  --line: #d7ddd3;
  --line-strong: #aeb8aa;
  --accent: #0f766e;
  --accent-soft: #e3f3ef;
  --train: #0f766e;
  --validation: #d97706;
  --test: #7c3aed;
  --shadow: 0 8px 22px rgba(31, 39, 27, .1);
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html, body { width: 100%; height: 100%; margin: 0; overflow: hidden; }
body { color: var(--ink); background: var(--bg); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
button, select { font: inherit; }
button:focus-visible, select:focus-visible, a:focus-visible { outline: 3px solid rgba(15, 118, 110, .22); outline-offset: 2px; }

.topbar {
  position: relative; z-index: 1000; height: 66px; display: grid; grid-template-columns: 180px minmax(560px, 920px) 150px;
  align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--line); padding: 0 18px; background: rgba(255, 255, 255, .97);
}
.brand-group { display: flex; align-items: center; gap: 13px; min-width: 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; width: fit-content; color: inherit; text-decoration: none; }
.brand-mark { display: block; width: 36px; font-size: 29px; line-height: 1; }
.brand strong { display: block; font-size: 16px; letter-spacing: .12em; line-height: 1; }
.brand small { display: block; margin-top: 3px; color: var(--muted); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; }

.dataset-picker { display: grid; grid-template-columns: minmax(0, 1fr) 190px 104px auto; align-items: center; gap: 7px; min-width: 0; }
.url-combobox { display: grid; grid-template-columns: 150px minmax(0, 1fr); min-width: 0; }
.dataset-picker select,
.dataset-picker input { width: 100%; height: 38px; border: 1px solid var(--line-strong); border-radius: 2px; padding: 0 10px; color: var(--ink); background: #fff; font-size: 12px; min-width: 0; }
.dataset-picker select { padding-right: 28px; border-radius: 2px 0 0 2px; font-weight: 700; }
.dataset-picker input { margin-left: -1px; border-radius: 0 2px 2px 0; }
.dataset-picker input { font-family: var(--mono); }
.plot-field, .plot-mode { width: 100%; height: 38px; border: 1px solid var(--line-strong); border-radius: 2px; padding: 0 28px 0 10px; color: var(--ink); background: #fff; font: 700 10px/1 var(--mono); }
.plot-field:disabled, .plot-mode:disabled { color: var(--muted); opacity: .65; }
.dataset-picker input:focus,
.dataset-picker select:focus { border-color: var(--accent); outline: 3px solid rgba(15, 118, 110, .12); }
.dataset-button { height: 38px; border: 1px solid var(--line-strong); border-radius: 2px; padding: 0 12px; color: var(--ink); background: #fff; cursor: pointer; font: 750 10px/1 var(--mono); text-transform: uppercase; letter-spacing: .05em; }
.dataset-button:hover, .dataset-button[aria-expanded="true"] { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.dataset-button.primary { border-color: var(--accent); color: #fff; background: var(--accent); }
.dataset-button.primary:hover { color: #fff; background: #0b5f59; }
.dataset-button:disabled { opacity: .45; cursor: wait; }
.icon-button { width: 38px; height: 38px; border: 1px solid var(--line-strong); border-radius: 2px; padding: 0; color: var(--ink); background: #fff; cursor: pointer; font-size: 17px; }
.icon-button:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.icon-button:disabled { opacity: .4; cursor: wait; }
.status { justify-self: end; display: inline-flex; align-items: center; gap: 7px; color: var(--muted); font: 11px/1 var(--mono); }
.status i { width: 7px; height: 7px; border-radius: 50%; background: var(--line-strong); }
.status.ready i { background: var(--accent); }
.status.loading i { background: #d97706; animation: blink 1s infinite; }
.status.error i { background: #b42318; }
@keyframes blink { 50% { opacity: .28; } }

main { position: relative; height: calc(100% - 66px); }
#map { width: 100%; height: 100%; background: #e7ebe3; }
.maplibregl-map { font-family: inherit; }
.maplibregl-ctrl-top-left { top: 12px; left: 12px; }
.maplibregl-ctrl-bottom-right { right: 8px; bottom: 8px; }
.maplibregl-ctrl-group { border: 1px solid var(--line-strong); border-radius: 2px; box-shadow: none; overflow: hidden; }
.maplibregl-ctrl-group button { width: 30px; height: 30px; background-color: rgba(255, 255, 255, .96); }
.maplibregl-ctrl-group button:hover { background-color: var(--accent-soft); }
.map-mode-control { display: flex; border: 1px solid var(--line-strong); border-radius: 2px; padding: 3px; background: rgba(255, 255, 255, .96); box-shadow: var(--shadow); }
.map-mode-control button { min-width: 42px; height: 30px; border: 0; border-radius: 1px; padding: 0 10px; color: var(--muted); background: transparent; cursor: pointer; font: 800 10px/1 var(--mono); letter-spacing: .04em; }
.map-mode-control button:hover { color: var(--accent); background: var(--accent-soft); }
.map-mode-control button.active { color: #fff; background: var(--accent); }
.map-mode-control button:disabled { cursor: wait; }
#map .maplibregl-canvas-container { transform-origin: 50% 50%; }
#map.projection-leaving .maplibregl-canvas-container { transform: scale(.985); transition: transform .14s ease-in; }
#map.projection-entering .maplibregl-canvas-container { animation: projection-enter .3s cubic-bezier(.22, 1, .36, 1); }
@keyframes projection-enter {
  from { transform: scale(.985); }
  to { transform: scale(1); }
}
.sample-display { position: absolute; z-index: 610; top: 62px; left: 12px; width: min(292px, calc(100% - 24px)); border: 1px solid #e2a33a; border-radius: 4px; padding: 11px 12px 10px; color: #5f4305; background: rgba(255, 250, 235, .97); box-shadow: 0 9px 25px rgba(95, 67, 5, .14); }
.sample-display[hidden] { display: none; }
.sample-display-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.sample-display-heading strong { display: block; color: #9a5b00; font-size: 17px; line-height: 1.1; }
.sample-display-heading span { display: block; margin-top: 3px; color: #785b1e; font: 8px/1.25 var(--mono); }
.sample-display-actions { display: flex; flex: 0 0 auto; gap: 4px; }
.sample-display-heading button { width: 37px; height: 31px; border: 1px solid #c77b08; border-radius: 2px; padding: 0; color: #fff; background: #c77b08; cursor: pointer; font: 800 16px/1 var(--mono); }
.sample-display-heading button:hover { background: #a96300; }
.sample-display-heading button:disabled { border-color: #d8c59e; color: #826f48; background: #eadfc7; cursor: wait; }
.sample-display progress { display: block; width: 100%; height: 7px; margin-top: 9px; border: 0; border-radius: 8px; overflow: hidden; appearance: none; }
.sample-display progress::-webkit-progress-bar { background: #eddfbd; }
.sample-display progress::-webkit-progress-value { background: linear-gradient(90deg, #e5a120, #c96f08); transition: width .25s ease; }
.sample-display progress::-moz-progress-bar { background: #d4830d; }
.sample-display small { display: block; margin-top: 6px; color: #8b713d; font: 8px/1.25 var(--mono); }
.message { position: absolute; z-index: 800; top: 16px; left: 50%; transform: translateX(-50%); max-width: min(520px, calc(100% - 40px)); border: 1px solid #e3c46b; border-radius: 2px; padding: 8px 11px; color: #704a00; background: #fff9df; box-shadow: var(--shadow); font-size: 11px; text-align: center; }
.plot-legend { position: absolute; z-index: 600; left: 12px; bottom: 12px; width: min(250px, calc(100% - 92px)); border: 1px solid var(--line-strong); border-radius: 2px; padding: 10px 11px; color: var(--ink); background: rgba(255, 255, 255, .96); box-shadow: var(--shadow); }
.plot-legend strong { display: block; font: 750 10px/1.3 var(--mono); overflow-wrap: anywhere; }
.plot-legend small { display: block; margin-top: 3px; color: var(--muted); font: 9px/1.35 var(--mono); }
.legend-gradient { height: 7px; margin-top: 8px; border-radius: 5px; background: linear-gradient(90deg, #440154, #3b528b, #21918c, #5ec962, #fde725); }
.legend-range { display: flex; justify-content: space-between; gap: 8px; margin-top: 4px; color: var(--muted); font: 8px/1.2 var(--mono); }
.legend-categories { display: grid; gap: 4px; margin-top: 8px; }
.legend-category { display: grid; grid-template-columns: 9px minmax(0, 1fr) auto; align-items: center; gap: 6px; color: var(--muted); font: 8px/1.2 var(--mono); }
.legend-swatch { width: 8px; height: 8px; border-radius: 50%; }
.legend-category span:nth-child(2) { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.loading { position: absolute; z-index: 900; inset: 0; display: flex; align-items: center; justify-content: center; gap: 9px; color: var(--ink); background: rgba(244, 246, 242, .58); backdrop-filter: blur(2px); font: 700 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; }
.loading[hidden] { display: none; }
.download-progress { width: min(360px, calc(100vw - 48px)); margin-top: 4px; }
.download-progress[hidden] { display: none; }
.download-progress > div { display: flex; justify-content: space-between; gap: 16px; font: 700 9px/1.3 var(--mono); text-transform: none; letter-spacing: 0; }
.download-progress > div span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.download-progress > div strong { color: var(--accent); }
.download-progress progress { display: block; width: 100%; height: 8px; margin-top: 7px; border: 0; border-radius: 8px; overflow: hidden; appearance: none; }
.download-progress progress::-webkit-progress-bar { background: #dce3da; }
.download-progress progress::-webkit-progress-value { background: var(--accent); transition: width .12s linear; }
.download-progress progress::-moz-progress-bar { background: var(--accent); }
.download-progress small { display: block; margin-top: 5px; color: var(--muted); font: 8px/1.2 var(--mono); text-align: right; text-transform: none; letter-spacing: 0; }

.metadata-panel {
  position: absolute; z-index: 700; top: 12px; right: 12px; bottom: 12px; width: min(380px, calc(100% - 24px));
  display: flex; flex-direction: column; border: 1px solid var(--line-strong); border-radius: 2px; background: rgba(255, 255, 255, .98); box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; pointer-events: none; transform: translateX(12px) scale(.99); transform-origin: right center;
  transition: transform .3s cubic-bezier(.22, 1, .36, 1), opacity .22s ease, visibility 0s linear .3s; overflow: hidden; will-change: transform, opacity;
}
.metadata-panel.open { opacity: 1; visibility: visible; pointer-events: auto; transform: translateX(0) scale(1); transition-delay: 0s; }
.metadata-panel.dataset-mode { width: min(430px, calc(100% - 24px)); }
.metadata-panel.dataset-mode .coordinates,
.metadata-panel.dataset-mode .metadata-path { display: none; }
.metadata-panel > header { min-height: 67px; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); padding: 11px 12px 10px 15px; }
.metadata-panel header p { margin: 0 0 2px; color: var(--muted); font: 9px/1.2 var(--mono); text-transform: uppercase; letter-spacing: .09em; }
.metadata-panel header h2 { margin: 0; font-size: 17px; line-height: 1.2; }
.coordinates { margin: 10px 14px 0; flex: 0 0 auto; border: 1px solid var(--line); border-radius: 2px; padding: 9px 10px; background: #f8faf7; }
.coordinates span { display: block; color: var(--muted); font-size: 8px; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.coordinates strong { display: block; margin-top: 3px; font: 700 12px/1.3 var(--mono); }
.metadata-path { display: grid; align-items: center; flex: 0 0 auto; gap: 3px; max-height: 154px; margin-top: 8px; padding: 0 14px 9px; overflow-y: auto; scrollbar-width: thin; }
.metadata-path button { position: relative; width: calc(100% - var(--depth) * 13px); margin-left: calc(var(--depth) * 13px); border: 1px solid var(--line); border-radius: 1px; padding: 5px 8px 5px 22px; color: var(--muted); background: #fff; cursor: pointer; font: 700 9px/1.1 var(--mono); text-align: left; }
.metadata-path button::before { content: "↳"; position: absolute; left: 8px; color: var(--line-strong); }
.metadata-path button:first-child::before { content: "●"; font-size: 7px; }
.metadata-path button:hover { border-color: var(--accent); color: var(--accent); }
.metadata-path button.active { border-color: var(--accent); color: #fff; background: var(--accent); }
.metadata-path button.active::before { color: #fff; }
.metadata-context { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex: 0 0 auto; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 9px 14px; background: #f8faf7; }
.metadata-context strong { color: var(--ink); font: 700 10px/1.2 var(--mono); overflow-wrap: anywhere; }
.metadata-context span { flex: 0 0 auto; color: var(--muted); font: 9px/1 var(--mono); }
.metadata-body { flex: 1 1 auto; min-height: 0; overflow-y: auto; padding: 0 14px 16px; }
.metadata-record { margin-top: 14px; border: 1px solid var(--line); border-radius: 2px; overflow: hidden; }
.metadata-record > h3 { margin: 0; border-bottom: 1px solid var(--line); padding: 8px 10px; color: var(--ink); background: #f8faf7; font: 700 10px/1.3 var(--mono); overflow-wrap: anywhere; }
.metadata-group { margin-top: 15px; }
.metadata-group h3 { margin: 0 0 5px; color: var(--muted); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.metadata-group dl { margin: 0; }
.metadata-record .metadata-row:last-child { border-bottom: 0; }
.metadata-row { display: grid; grid-template-columns: minmax(105px, .72fr) minmax(0, 1.28fr); gap: 10px; border-bottom: 1px solid #e7eae4; padding: 8px 10px; }
.metadata-row dt { color: var(--muted); font: 9px/1.35 var(--mono); overflow-wrap: anywhere; }
.metadata-row dd { margin: 0; color: var(--ink); font: 10px/1.45 var(--mono); overflow-wrap: anywhere; white-space: pre-wrap; text-align: right; }
.metadata-row.location-row { display: block; background: #f7f7f2; }
.metadata-row.location-row dt { margin-bottom: 6px; color: var(--accent); font-weight: 800; }
.metadata-row.location-row dd { text-align: left; }
.location-value { display: block; border-radius: 1px; padding: 8px; color: #f2f5ef; background: #20251f; font: 9px/1.45 var(--mono); word-break: break-all; }
.file-actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 7px; }
.file-action { flex: 1 1 92px; min-height: 30px; border: 1px solid var(--line-strong); border-radius: 2px; padding: 6px 8px; color: var(--ink); background: #fff; cursor: pointer; font: 700 9px/1.2 var(--mono); }
.file-action:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.file-action:disabled { opacity: .55; cursor: wait; }
.asset-result { display: block; margin-top: 6px; color: var(--accent); font: 9px/1.4 var(--mono); }
.metadata-empty { margin: 18px 0 0; color: var(--muted); font: 10px/1.5 var(--mono); }

.dataset-section { margin-top: 14px; }
.dataset-section > h3 { margin: 0 0 7px; color: var(--muted); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.contract-graph { display: grid; gap: 5px; border: 1px solid var(--line); border-radius: 2px; padding: 10px; background: #f8faf7; }
.contract-node { position: relative; display: grid; grid-template-columns: 17px minmax(0, 1fr) auto; align-items: center; gap: 7px; min-height: 31px; margin-left: calc(var(--depth) * 13px); border: 1px solid var(--line); border-radius: 1px; padding: 5px 7px; color: var(--ink); background: #fff; font: 700 9px/1.25 var(--mono); }
.contract-node:not(:first-child)::before { content: ""; position: absolute; top: -6px; left: -8px; width: 8px; height: 20px; border-bottom: 1px solid var(--line-strong); border-left: 1px solid var(--line-strong); }
.contract-node .node-icon { color: var(--accent); text-align: center; }
.contract-node .node-detail { color: var(--muted); font-size: 8px; font-weight: 500; text-align: right; }
.contract-node.payload .node-icon { color: var(--validation); }
.schema-card { margin-top: 8px; border: 1px solid var(--line); border-radius: 2px; overflow: hidden; }
.schema-card > header { display: flex; align-items: center; justify-content: space-between; gap: 8px; border-bottom: 1px solid var(--line); padding: 8px 10px; background: #f8faf7; }
.schema-card > header strong { font: 700 10px/1.2 var(--mono); }
.schema-card > header span { color: var(--muted); font: 8px/1 var(--mono); }
.schema-field { padding: 8px 10px; border-bottom: 1px solid #e7eae4; }
.schema-field:last-child { border-bottom: 0; }
.schema-field > div { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.schema-field code { color: var(--accent); font: 700 9px/1.3 var(--mono); overflow-wrap: anywhere; }
.schema-field span { flex: 0 0 auto; color: var(--ink); font: 8px/1.3 var(--mono); }
.schema-field p { margin: 4px 0 0; color: var(--muted); font-size: 9px; line-height: 1.35; }

.credit { position: absolute; z-index: 600; right: 70px; bottom: 10px; display: inline-flex; align-items: center; gap: 5px; border: 1px solid var(--line); border-radius: 2px; padding: 7px 10px; color: var(--muted); background: rgba(255, 255, 255, .92); box-shadow: 0 3px 10px rgba(31, 39, 27, .06); font: 700 9px/1 var(--mono); text-decoration: none; }
.credit:hover { color: var(--accent); background: #fff; }
.heart { width: 11px; height: 11px; color: var(--accent); animation: heartbeat 2.4s ease-in-out infinite; }
@keyframes heartbeat { 0%, 55%, 100% { transform: scale(1); } 10% { transform: scale(1.22); } 20% { transform: scale(1); } 30% { transform: scale(1.14); } 40% { transform: scale(1); } }

.loading { flex-direction: column; }
.taco-loader { position: relative; width: 76px; height: 76px; }
.loader-center { position: absolute; inset: 17px; display: grid; place-items: center; animation: loader-float 6s ease-in-out infinite; }
.loader-taco, .loader-earth { position: absolute; font-size: 34px; line-height: 1; }
.loader-taco { animation: loader-taco 8s infinite; }
.loader-earth { animation: loader-earth 8s infinite; }
.loader-orbit { position: absolute; inset: 4px; border: 1px solid rgba(15, 118, 110, .34); border-radius: 50%; animation: loader-spin 6s linear infinite; }
.loader-satellite { position: absolute; top: -8px; left: calc(50% - 8px); font-size: 15px; line-height: 1; animation: loader-counter-spin 6s linear infinite; }
@keyframes loader-float { 0%,100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-3px) rotate(1deg); } }
@keyframes loader-taco { 0%,36% { opacity: 1; transform: scale(1); filter: blur(0); } 40%,90% { opacity: 0; transform: scale(.4) rotate(-15deg); filter: blur(2px); } 95%,100% { opacity: 1; transform: scale(1); filter: blur(0); } }
@keyframes loader-earth { 0%,36% { opacity: 0; transform: scale(.4) rotate(15deg); filter: blur(2px); } 40%,90% { opacity: 1; transform: scale(1); filter: blur(0); } 95%,100% { opacity: 0; transform: scale(.4) rotate(15deg); filter: blur(2px); } }
@keyframes loader-spin { to { transform: rotate(360deg); } }
@keyframes loader-counter-spin { to { transform: rotate(-360deg); } }

@media (max-width: 760px) {
  .topbar { height: 156px; grid-template-columns: 1fr auto; grid-template-rows: 42px 102px; gap: 0 10px; padding: 5px 10px 7px; }
  .brand-group { grid-column: 1; grid-row: 1; }
  .status { grid-column: 2; grid-row: 1; }
  .dataset-picker { grid-column: 1 / -1; grid-row: 2; grid-template-columns: minmax(0, 1fr) 120px 84px auto; }
  .url-combobox { grid-template-columns: 118px minmax(0, 1fr); }
  main { height: calc(100% - 156px); }
  .metadata-panel { top: auto; right: 8px; bottom: 8px; left: 8px; width: auto; height: min(68vh, 570px); transform: translateY(12px) scale(.99); transform-origin: center bottom; }
  .metadata-panel.dataset-mode { width: auto; }
  .metadata-panel.open { transform: translateY(0) scale(1); }
  .credit { right: 62px; bottom: 8px; }
}

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