/* Analog Finder — dark data-dense dashboard.
   Tokens first; components use tokens only. */
:root {
  color-scheme: dark;

  /* surfaces (one cool-gray family) */
  --bg: #0d1014;
  --surface-1: #12161b;
  --surface-2: #181d24;
  --surface-3: #202630;
  --line: #262d37;
  --line-strong: #35404d;

  /* ink */
  --ink-1: #eef1f4;
  --ink-2: #b4bcc6;
  --ink-3: #7c8794;

  /* single accent (UI, selection) */
  --accent: #e8a33d;
  --accent-ink: #1b1305;
  --accent-soft: rgba(232, 163, 61, 0.14);

  /* sequential similarity ramp: one green hue, dark -> bright */
  --seq-0: #173322;
  --seq-1: #1d5a35;
  --seq-2: #1f7d42;
  --seq-3: #27a24f;
  --seq-4: #5cc96c;
  --seq-5: #b7f0a8;

  /* status (reserved, always with a label) */
  --good: #4fbf67;
  --warn: #e0a43a;
  --bad: #e5675e;

  --font-sans: "Fira Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "Fira Code", ui-monospace, "Cascadia Code", Consolas, monospace;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --shadow: 0 10px 30px rgba(3, 6, 10, 0.55), 0 1px 0 rgba(255, 255, 255, 0.03) inset;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);

  --z-map-ui: 500;
  --z-detail: 600;
  --z-tooltip: 700;
  --z-loading: 800;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  background: var(--bg);
  color: var(--ink-1);
  font: 14px/1.5 var(--font-sans);
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { text-wrap: balance; }
p { text-wrap: pretty; }
a { color: var(--accent); text-underline-offset: 2px; }
.num, .mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; border-radius: var(--r-sm); z-index: 1000; }
.skip:focus { left: 8px; }

/* ---------- top bar ---------- */
/* brand | page tabs (always centred) | empty slot of the same width as the brand side */
.topbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 12px 24px;
  padding: 12px 20px;
  background: var(--surface-1);
  border-bottom: 1px solid var(--line);
}
.topbar .mainnav { justify-self: center; }
.topbar-end { justify-self: end; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-mark { width: 34px; height: 34px; color: var(--accent); flex-shrink: 0; }
.brand h1 { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; margin: 0; line-height: 1.2; }
.brand p { margin: 0; color: var(--ink-3); font-size: 12.5px; }

.field { display: flex; flex-direction: column; gap: 4px; font-size: 11.5px; color: var(--ink-3); font-weight: 500; letter-spacing: 0.02em; }
select {
  appearance: none;
  background: var(--surface-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23b4bcc6' fill='none' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 10px center;
  color: var(--ink-1);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  padding: 7px 30px 7px 10px;
  font: 500 13px var(--font-sans);
  cursor: pointer;
  transition: border-color 0.2s var(--ease);
}
select:hover { border-color: var(--ink-3); }

.segmented { display: inline-flex; background: var(--surface-2); border: 1px solid var(--line-strong); border-radius: var(--r-sm); padding: 2px; }
.segmented button {
  background: none; border: 0; color: var(--ink-2); font: 500 13px var(--font-sans);
  padding: 5px 12px; border-radius: 4px; cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.segmented button:hover { color: var(--ink-1); }
.segmented button[aria-checked="true"] { background: var(--accent); color: var(--accent-ink); }

/* ---------- layout ---------- */
.layout { flex: 1; display: grid; grid-template-columns: 400px 1fr; min-height: 0; }
.panel { background: var(--surface-1); border-right: 1px solid var(--line); display: flex; flex-direction: column; min-height: 0; }

.kpis { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); }
.kpi { padding: 12px 16px; display: flex; flex-direction: column; gap: 2px; }
.kpi + .kpi { border-left: 1px solid var(--line); }
.kpi-label { font-size: 11.5px; color: var(--ink-3); font-weight: 500; }
.kpi-value { font: 600 20px var(--font-mono); letter-spacing: -0.02em; }
#kpi-best { color: var(--seq-4); }

.tabs { display: flex; padding: 0 8px; border-bottom: 1px solid var(--line); }
.tabs button {
  background: none; border: 0; color: var(--ink-3); font: 500 13px var(--font-sans);
  padding: 11px 10px 10px; cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.tabs button:hover { color: var(--ink-1); }
.tabs button[aria-selected="true"] { color: var(--ink-1); border-bottom-color: var(--accent); }
.tab { overflow-y: auto; padding: 14px 16px 28px; flex: 1; scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }

.lede { color: var(--ink-2); font-size: 13px; margin: 0 0 12px; max-width: 60ch; }
.section-title { font-size: 12px; font-weight: 600; color: var(--ink-3); letter-spacing: 0.04em; margin: 22px 0 8px; }

/* ---------- sites list ---------- */
.filters { display: grid; gap: 6px; margin-bottom: 12px; }
.check { display: grid; grid-template-columns: 16px 1fr; column-gap: 8px; align-items: start; font-size: 13px; color: var(--ink-2); cursor: pointer; }
.check small { grid-column: 2; color: var(--ink-3); font-size: 12px; }
.check input { accent-color: var(--accent); margin: 3px 0 0; }

.sites { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.site {
  display: grid; grid-template-columns: 28px 1fr auto; gap: 2px 10px; align-items: center;
  padding: 10px 12px; border-radius: var(--r-md); background: var(--surface-2);
  border: 1px solid transparent; cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.15s var(--ease);
}
.site:hover { border-color: var(--line-strong); background: var(--surface-3); }
.site:active { transform: translateY(1px); }
.site.is-active { border-color: var(--accent); background: var(--accent-soft); }
.site-rank { grid-row: span 3; font: 600 13px var(--font-mono); color: var(--ink-3); align-self: start; padding-top: 1px; }
.site-coords { font: 500 13.5px var(--font-mono); }
.site-score { font: 600 15px var(--font-mono); color: var(--seq-4); text-align: right; }
.site-bar { grid-column: 2 / 4; height: 4px; background: var(--surface-1); border-radius: 2px; overflow: hidden; }
.site-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--seq-2), var(--seq-4)); border-radius: 2px; }
.site-meta { grid-column: 2 / 4; font-size: 12px; color: var(--ink-3); }
.empty { color: var(--ink-3); font-size: 13px; padding: 16px 4px; }

/* ---------- target profile ---------- */
.target-head h2 { font-size: 20px; margin: 0; letter-spacing: -0.01em; }
.chip { display: inline-block; font-size: 11.5px; font-weight: 500; color: var(--ink-2); background: var(--surface-3); border-radius: 4px; padding: 2px 7px; margin: 6px 0 10px; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; font-size: 13px; margin: 0; }
.kv dt { color: var(--ink-3); }
.kv dd { margin: 0; text-align: right; }
.card { background: var(--surface-2); border-radius: var(--r-md); padding: 12px 14px; }

.crit { padding: 11px 0; border-top: 1px solid var(--line); }
.crit:first-of-type { border-top: 0; }
.crit-row { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.crit-name { font-weight: 600; font-size: 13.5px; }
.crit-group { font-size: 11px; color: var(--ink-3); font-weight: 500; margin-right: 6px; }
.crit-value { font: 500 13px var(--font-mono); white-space: nowrap; }
.crit p { margin: 3px 0 0; font-size: 12.5px; color: var(--ink-2); }
.crit .src { color: var(--ink-3); font-size: 12px; }
.note { display: flex; gap: 6px; font-size: 12px; color: var(--warn); margin-top: 5px; }
.note svg { flex-shrink: 0; margin-top: 2px; }

table.limits, table.cmp { width: 100%; border-collapse: collapse; font-size: 12.5px; }
table.limits th, table.cmp th { text-align: left; color: var(--ink-3); font-weight: 500; padding: 6px 6px 6px 0; border-bottom: 1px solid var(--line); }
table.limits td, table.cmp td { padding: 7px 6px 7px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
table.cmp td.num { white-space: nowrap; }
.method { color: var(--ink-2); font-size: 12.5px; }

/* ---------- weights ---------- */
.weight-group { margin-top: 14px; }
.weight-group h3 { font-size: 12px; color: var(--ink-3); font-weight: 600; letter-spacing: 0.04em; margin: 0 0 4px; }
.weight { padding: 8px 0; }
.weight-top { display: flex; justify-content: space-between; font-weight: 500; font-size: 13.5px; }
.weight-top output { font-family: var(--font-mono); color: var(--accent); }
.weight input[type=range] { width: 100%; accent-color: var(--accent); margin: 6px 0 2px; }
.weight p { margin: 0; color: var(--ink-3); font-size: 12px; }

.btn {
  border: 0; border-radius: var(--r-sm); padding: 8px 14px; font: 600 13px var(--font-sans); cursor: pointer;
  background: var(--accent); color: var(--accent-ink);
  transition: filter 0.2s var(--ease), transform 0.15s var(--ease);
}
.btn:hover { filter: brightness(1.08); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: progress; }
.btn-quiet { background: none; color: var(--accent); border: 1px solid var(--line-strong); margin-top: 14px; }

/* ---------- map ---------- */
.map-wrap { position: relative; min-width: 0; }
/* z-index 0 makes the map its own stacking context, so the detail panel covers the map's own controls */
#map { position: absolute; inset: 0; background: #0a0d11; z-index: 0; }
.leaflet-container { font-family: var(--font-sans); }
.leaflet-image-layer { image-rendering: pixelated; }
.leaflet-control-zoom a { background: var(--surface-2) !important; color: var(--ink-1) !important; border-color: var(--line) !important; }
.leaflet-control-attribution { background: rgba(13, 16, 20, 0.8) !important; color: var(--ink-3) !important; }
.leaflet-control-attribution a { color: var(--ink-2) !important; }
/* keep the credits to the right of the minimap card (map width = viewport − 400 px side panel) */
.map-wrap .leaflet-bottom.leaflet-right .leaflet-control-attribution { max-width: calc(100vw - 400px - 300px); }

/* view / basemap control (a Leaflet control below the zoom buttons) */
.viewctl { position: relative; }
.viewctl-btn {
  position: relative; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(18, 22, 27, 0.92); backdrop-filter: blur(8px); color: var(--ink-1);
  border: 1px solid var(--line-strong); box-shadow: var(--shadow); cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.viewctl-btn:hover, .viewctl-btn[aria-expanded="true"] { border-color: var(--accent); color: var(--accent); }
.viewctl-btn.has-dot::after {
  content: ""; position: absolute; top: 3px; right: 3px; width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 0 2px var(--surface-1);
}
.viewctl-panel {
  position: absolute; top: 0; right: calc(100% + 8px); width: 284px; max-width: calc(100vw - 84px);
  display: grid; gap: 12px; padding: 12px 14px; border-radius: var(--r-lg);
  background: rgba(18, 22, 27, 0.94); backdrop-filter: blur(8px);
  border: 1px solid var(--line); box-shadow: var(--shadow); font-size: 12px; color: var(--ink-1);
  animation: pop-in 0.16s var(--ease);
}
@keyframes pop-in { from { opacity: 0; transform: translateX(6px); } to { opacity: 1; transform: none; } }
.viewctl-panel select { width: 100%; }
.viewctl-panel .segmented { width: 100%; }
.seg-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; }
.seg-fill button { flex: 1; }
.viewctl-panel .segmented button { padding: 5px 8px; }

/* minimap card, bottom-left */
.minimap-card {
  position: absolute; left: 14px; bottom: 14px; z-index: var(--z-map-ui);
  width: 264px; padding: 8px 12px 12px; border-radius: var(--r-lg);
  background: rgba(18, 22, 27, 0.92); backdrop-filter: blur(8px);
  border: 1px solid var(--line); box-shadow: var(--shadow); font-size: 12px;
}
.minimap-head {
  cursor: pointer; list-style: none; position: relative; padding-right: 18px;
  font-weight: 600; font-size: 12px; letter-spacing: 0.04em; color: var(--ink-2);
}
.minimap-head::-webkit-details-marker { display: none; }
.minimap-head::after {
  content: ""; position: absolute; right: 2px; top: 6px; width: 7px; height: 7px;
  border-right: 1.5px solid var(--ink-3); border-bottom: 1.5px solid var(--ink-3);
  transform: rotate(-135deg); transition: transform 0.2s var(--ease);
}
.minimap-card:not([open]) .minimap-head::after { transform: rotate(45deg); top: 3px; }
.minimap-card:not([open]) { padding-bottom: 8px; }
.minimap { height: 168px; margin-top: 6px; border-radius: var(--r-sm); overflow: hidden; background: #0e1116; cursor: pointer; }
.minimap.leaflet-container { background: #0e1116; }
.mini-pin {
  width: 16px; height: 16px; border-radius: 50%; display: grid; place-items: center;
  background: var(--accent); color: var(--accent-ink); font: 700 9px/1 var(--font-mono);
  box-shadow: 0 0 0 1.5px var(--bg); cursor: pointer;
}

.legend {
  position: absolute; left: 14px; top: 14px; z-index: var(--z-map-ui);
  width: 250px; padding: 12px 14px; border-radius: var(--r-lg);
  background: rgba(18, 22, 27, 0.92); backdrop-filter: blur(8px);
  border: 1px solid var(--line); box-shadow: var(--shadow); font-size: 12px;
}
.legend-head { display: flex; flex-direction: column; gap: 1px; cursor: pointer; list-style: none; position: relative; padding-right: 18px; }
.legend-head::-webkit-details-marker { display: none; }
.legend-head::after {
  content: ""; position: absolute; right: 2px; top: 6px; width: 7px; height: 7px;
  border-right: 1.5px solid var(--ink-3); border-bottom: 1.5px solid var(--ink-3);
  transform: rotate(-135deg); transition: transform 0.2s var(--ease);
}
.legend:not([open]) .legend-head::after { transform: rotate(45deg); top: 3px; }
.legend[open] .legend-head { margin-bottom: 8px; }
.legend-title { font-weight: 600; font-size: 13px; }
.legend-note { color: var(--ink-3); }
.legend-scale { list-style: none; margin: 0; padding: 0; display: grid; gap: 3px; }
.legend-scale li { display: grid; grid-template-columns: 22px 1fr auto; gap: 8px; align-items: center; }
.legend-scale .sw { height: 12px; border-radius: 3px; }
.legend-scale .lbl { color: var(--ink-2); }
.legend-scale .rng { font-family: var(--font-mono); color: var(--ink-3); font-size: 11.5px; }
.legend-known { display: flex; align-items: center; gap: 8px; margin-top: 8px; color: var(--ink-2); }
.dot-known { width: 10px; height: 10px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 2px #0d1014; }
.legend-opacity { display: flex; align-items: center; gap: 8px; margin-top: 8px; color: var(--ink-3); }
.legend-opacity input { flex: 1; accent-color: var(--accent); }

.tooltip {
  position: absolute; z-index: var(--z-tooltip); pointer-events: none;
  background: rgba(13, 16, 20, 0.95); border: 1px solid var(--line-strong); border-radius: var(--r-sm);
  padding: 6px 9px; font-size: 12px; white-space: nowrap; box-shadow: var(--shadow);
  transform: translate(14px, -50%);
}
.tooltip b { font-family: var(--font-mono); color: var(--seq-4); }

.cave-pin {
  width: 10px; height: 10px; background: #fff; transform: rotate(45deg);
  box-shadow: 0 0 0 2px #0d1014; margin: 1px;
}
.legend-known .cave-pin { display: inline-block; width: 8px; height: 8px; margin: 0 2px 0 3px; }

.claims { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.claim { background: var(--surface-2); border-radius: var(--r-md); padding: 10px 12px; }
.claim p { margin: 4px 0 0; font-size: 12.5px; color: var(--ink-1); }
.claim .src { color: var(--ink-3); font-size: 12px; }
.badge { display: inline-block; font-size: 11px; font-weight: 600; border-radius: 4px; padding: 1px 7px; }
.badge-ok { background: rgba(79, 191, 103, 0.16); color: var(--good); }
.badge-warn { background: rgba(224, 164, 58, 0.16); color: var(--warn); }

.rank-pin {
  width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center;
  background: var(--accent); color: var(--accent-ink); font: 700 11px var(--font-mono);
  box-shadow: 0 0 0 2px var(--bg), 0 4px 10px rgba(0, 0, 0, 0.5);
}

/* ---------- detail slide-over ---------- */
.detail {
  position: absolute; top: 14px; right: 14px; bottom: 14px; z-index: var(--z-detail); width: 420px;
  overflow-y: auto; padding: 16px 18px 20px; border-radius: var(--r-lg);
  background: rgba(18, 22, 27, 0.97); border: 1px solid var(--line); box-shadow: var(--shadow);
  animation: slide-in 0.25s var(--ease);
  scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent;
}
@keyframes slide-in { from { opacity: 0; transform: translateX(12px); } to { opacity: 1; transform: none; } }
.detail-close {
  position: absolute; top: 10px; right: 10px; width: 30px; height: 30px; border-radius: var(--r-sm);
  background: var(--surface-2); border: 1px solid var(--line); color: var(--ink-2); cursor: pointer; display: grid; place-items: center;
}
.detail-close:hover { color: var(--ink-1); border-color: var(--line-strong); }
.detail .eyebrow { font-size: 12px; color: var(--ink-3); }
.detail h2 { font: 600 19px var(--font-mono); margin: 2px 0 10px; }
.score-row { display: flex; align-items: baseline; gap: 10px; }
.score-big { font: 700 40px var(--font-mono); color: var(--seq-4); letter-spacing: -0.03em; line-height: 1; }
.score-of { color: var(--ink-2); font-size: 13px; }
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 14px 0; }
.fact { background: var(--surface-2); border-radius: var(--r-md); padding: 8px 10px; }
.fact span { display: block; font-size: 11.5px; color: var(--ink-3); }
.fact b { font: 500 13px var(--font-mono); }
.verdict { display: grid; gap: 6px; margin: 4px 0 14px; font-size: 13px; }
.verdict-row { display: flex; gap: 8px; align-items: flex-start; }
.verdict-row svg { flex-shrink: 0; margin-top: 3px; }
.verdict-row .lbl { font-weight: 600; white-space: nowrap; }
.meter { height: 5px; background: var(--surface-3); border-radius: 3px; overflow: hidden; margin-top: 4px; min-width: 64px; }
.meter i { display: block; height: 100%; border-radius: 3px; }
.links { display: flex; gap: 14px; font-size: 13px; margin-top: 14px; }

.loading {
  position: absolute; inset: 0; z-index: var(--z-loading); display: grid; place-content: center; gap: 12px; justify-items: center;
  background: rgba(13, 16, 20, 0.88); color: var(--ink-2);
}
.loading[hidden] { display: none; }
.loading-bar { width: 160px; height: 3px; border-radius: 2px; background: var(--surface-3); overflow: hidden; position: relative; }
.loading-bar::after { content: ""; position: absolute; inset: 0; width: 40%; background: var(--accent); animation: load 1.1s var(--ease) infinite; }
@keyframes load { from { transform: translateX(-100%); } to { transform: translateX(250%); } }

[hidden] { display: none !important; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

@media (max-width: 960px) {
  .layout { grid-template-columns: 1fr; grid-template-rows: 55dvh auto; }
  .map-wrap { order: -1; min-height: 55dvh; }
  .panel { border-right: 0; border-top: 1px solid var(--line); }
  .tab { overflow: visible; }
  .detail { left: 10px; right: 10px; top: 10px; bottom: 10px; width: auto; }
  .legend { width: 200px; left: 10px; top: 10px; padding: 10px 12px; }
  .topbar { grid-template-columns: minmax(0, 1fr); }
  .topbar-end { display: none; }
  .minimap-card { left: 10px; bottom: 10px; width: 220px; }
  .minimap { height: 136px; }
  .map-wrap .leaflet-bottom.leaflet-right .leaflet-control-attribution { max-width: calc(100vw - 250px); }
}
@media (max-width: 560px) {
  .topbar { padding: 10px 14px; gap: 10px; }
  .minimap-card { display: none; }
  .map-wrap .leaflet-bottom.leaflet-right .leaflet-control-attribution { max-width: none; }
  .segmented { width: 100%; }
  .segmented button { flex: 1; }
  .legend-note { display: none; }
  .segmented button { padding: 5px 8px; font-size: 12px; }
  .kpi { padding: 10px 12px; }
  .kpi-value { font-size: 17px; }
  .legend-opacity, .legend-known { display: none; }
}

/* ---------- page navigation ---------- */
.mainnav { display: flex; gap: 4px; background: var(--surface-2); padding: 3px; border-radius: var(--r-md); border: 1px solid var(--line); align-self: center; }
.mainnav button { background: none; border: 0; padding: 6px 14px; border-radius: 7px; color: var(--ink-2); font: 500 13px var(--font-sans); cursor: pointer; transition: background 0.2s var(--ease), color 0.2s var(--ease); }
.mainnav button:hover { color: var(--ink-1); }
.mainnav button[aria-selected="true"] { background: var(--surface-3); color: var(--ink-1); }

/* ---------- destination and test problem ---------- */
.setup { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); background: var(--surface-1); border-bottom: 1px solid var(--line); }
.setup-step { padding: 12px 20px; min-width: 0; }
.setup-step + .setup-step { border-left: 1px solid var(--line); }
.setup-h { display: flex; align-items: center; gap: 8px; font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; margin-bottom: 8px; }
.setup-n { display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-size: 11px; font-weight: 700; }
.setup-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.setup-row select { max-width: 100%; }
.setup-row + .setup-row { margin-top: 8px; }
.setup-label { font-size: 12px; color: var(--ink-3); }
.setup-note { margin: 7px 0 0; font-size: 12px; color: var(--ink-3); min-height: 18px; }
.pchip { background: var(--surface-2); border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; color: var(--ink-2); font: 500 13px var(--font-sans); white-space: nowrap; cursor: pointer; transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease); }
.pchip:hover:not(:disabled) { border-color: var(--line-strong); color: var(--ink-1); }
.pchip[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.pchip:disabled { opacity: 0.4; cursor: not-allowed; }
.pchip small { margin-left: 6px; font-size: 10.5px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-3); }
.pchip-all { border-style: dashed; }

.pbars { display: grid; gap: 5px; margin-bottom: 4px; }
.pbar { display: grid; grid-template-columns: 150px minmax(0, 1fr) 40px 52px; gap: 8px; align-items: center; font-size: 12.5px; color: var(--ink-2); }
.pbar .meter { margin-top: 0; height: 7px; }
.pbar .num { text-align: right; color: var(--ink-1); }

/* ---------- method page ---------- */
.page { flex: 1; overflow-y: auto; min-height: 0; }
.page-in { max-width: 1240px; margin: 0 auto; padding: 28px 20px 56px; }
.page h2 { font-size: 26px; font-weight: 600; margin: 0 0 6px; letter-spacing: -0.01em; }
.page-lead { color: var(--ink-2); margin: 0; max-width: 72ch; font-size: 15px; }
.m-kicker { font-size: 11.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); font-weight: 600; margin-bottom: 6px; }
.m-hero { margin-bottom: 20px; }

.m-steps { list-style: none; margin: 0 0 36px; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; counter-reset: mstep; }
.m-steps li { position: relative; background: var(--surface-1); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 18px 20px; counter-increment: mstep; }
.m-steps li::before { content: counter(mstep); position: absolute; top: 16px; right: 16px; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); font: 600 12px var(--font-mono); }
.m-steps li + li::after { content: ""; position: absolute; left: -12px; top: 50%; width: 12px; height: 1px; background: var(--line-strong); }
.m-step-h { font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; }
.m-step-big { display: block; font: 500 30px/1.15 var(--font-mono); color: var(--ink-1); margin: 8px 0 2px; }
.m-step-big small { font: 500 13px var(--font-sans); color: var(--ink-2); margin-left: 6px; }
.m-steps p { margin: 6px 0 0; color: var(--ink-2); font-size: 13.5px; }

.m-sec { font-size: 18px; font-weight: 600; margin: 0 0 4px; }
.m-sec-lead { color: var(--ink-3); margin: 0 0 14px; font-size: 13.5px; }

.m-explorer { display: grid; grid-template-columns: 270px minmax(0, 1fr); gap: 16px; align-items: start; margin-bottom: 40px; }
.m-list { position: sticky; top: 0; background: var(--surface-1); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 8px; max-height: calc(100dvh - 120px); overflow-y: auto; }
.m-grp { font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; padding: 10px 10px 4px; }
.m-item { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; width: 100%; text-align: left; background: none; border: 0; border-radius: var(--r-sm); padding: 7px 10px; color: var(--ink-1); font: 13.5px var(--font-sans); cursor: pointer; }
.m-item small { color: var(--ink-3); font: 11.5px var(--font-mono); white-space: nowrap; }
.m-item:hover { background: var(--surface-2); }
.m-item[aria-current="true"] { background: var(--accent-soft); color: var(--accent); }
.m-item.is-off { color: var(--ink-3); }

.m-detail { background: var(--surface-1); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 22px 24px 24px; min-width: 0; }
.m-dhead { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: flex-start; }
.m-dhead h3 { font-size: 21px; font-weight: 600; margin: 2px 0 4px; }
.m-what { color: var(--ink-2); margin: 0; max-width: 64ch; }
.m-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.m-tag { font-size: 12px; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line-strong); color: var(--ink-2); white-space: nowrap; }
.m-tag.is-target { border-color: var(--accent); color: var(--accent); }
.m-tag.is-off { border-style: dashed; color: var(--ink-3); }

.m-chart { margin-top: 18px; background: var(--bg); border: 1px solid var(--line); border-radius: var(--r-md); padding: 14px 14px 10px; }
.m-chart-h { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 13px; color: var(--ink-2); margin-bottom: 6px; }
.m-chart-h b { color: var(--ink-1); font-weight: 600; }
.m-chart svg { display: block; width: 100%; height: auto; }
.m-key { display: flex; gap: 16px; flex-wrap: wrap; font-size: 12px; color: var(--ink-3); margin-top: 6px; align-items: center; }
.m-key i { display: inline-block; width: 22px; height: 10px; border-radius: 2px; vertical-align: -1px; margin-right: 6px; }
.m-key .ramp { background: linear-gradient(90deg, var(--seq-1), var(--seq-3), var(--seq-5)); }
.m-key .grey { background: #2a323d; }
.m-key .tline { width: 2px; height: 12px; background: var(--accent); border-radius: 0; }
.m-key .pline { width: 2px; height: 12px; background: var(--ink-1); border-radius: 0; }

.m-try { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 14px; align-items: center; margin-top: 14px; font-size: 13px; color: var(--ink-2); }
.m-try input[type=range] { width: 100%; accent-color: var(--ink-1); }
.m-try output { font: 500 14px var(--font-mono); color: var(--ink-1); min-width: 90px; text-align: right; }
.m-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 14px; }
.m-facts div { background: var(--surface-2); border-radius: var(--r-md); padding: 10px 14px; font-size: 12.5px; color: var(--ink-3); }
.m-facts b { display: block; font: 500 22px var(--font-mono); color: var(--ink-1); }
.m-facts .hl b { color: var(--seq-4); }

.m-info { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 28px; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); font-size: 13.5px; }
.m-info h4 { margin: 0 0 4px; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; }
.m-info p { color: var(--ink-2); margin: 0; }
.m-info dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; color: var(--ink-2); }
.m-info dt { color: var(--ink-3); }
.m-info dd { margin: 0; }
.m-formula { display: block; font: 12.5px/1.6 var(--font-mono); background: var(--surface-3); padding: 8px 10px; border-radius: var(--r-sm); color: var(--ink-1); }
.m-limit { border-left: 3px solid var(--warn); padding-left: 12px; }
.m-limit h4 { color: var(--warn); }

.m-sources { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px; }
.m-src { background: var(--surface-1); border: 1px solid var(--line); border-radius: var(--r-md); padding: 12px 14px; font-size: 13px; }
.m-src b { font-weight: 600; color: var(--ink-1); }
.m-src p { margin: 4px 0 0; color: var(--ink-2); }
.m-src small { display: block; margin-top: 6px; color: var(--ink-3); font-size: 12px; }
.m-body { display: inline-block; font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; padding: 1px 6px; border-radius: 4px; margin-right: 6px; vertical-align: 1px; }
.m-body.earth { background: rgba(92, 201, 108, 0.14); color: var(--seq-4); }
.m-body.moon { background: rgba(180, 188, 198, 0.14); color: var(--ink-2); }
.m-body.mars { background: rgba(229, 103, 94, 0.14); color: #f0938b; }

@media (max-width: 960px) {
  .setup { grid-template-columns: 1fr; }
  .setup-step + .setup-step { border-left: 0; border-top: 1px solid var(--line); }
  .m-steps { grid-template-columns: 1fr; }
  .m-steps li + li::after { display: none; }
  .m-explorer { grid-template-columns: 1fr; }
  .m-list { position: static; max-height: 260px; }
  .m-info, .m-facts { grid-template-columns: 1fr; }
  .m-try { grid-template-columns: 1fr auto; }
  .m-try > span { grid-column: 1 / -1; }
  .mainnav { width: 100%; }
  .mainnav button { flex: 1; }
}

/* ---------- setup bar v2: destination switch, storm toggle, grouped test tiles ---------- */
.setup { grid-template-columns: minmax(300px, 340px) minmax(0, 1fr); align-items: start; }
.setup-step { padding: 9px 20px; }
.setup-h { margin-bottom: 6px; min-height: 20px; }
.setup-note { margin: 5px 0 0; min-height: 16px; line-height: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* destination */
.dest-row { display: flex; gap: 8px; align-items: stretch; margin-bottom: 8px; }
.bodyswitch { flex: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 3px; padding: 3px; background: var(--surface-2); border: 1px solid var(--line-strong); border-radius: var(--r-md); }
.body-opt {
  display: flex; align-items: center; gap: 9px; padding: 4px 10px 4px 5px; min-height: 36px;
  background: none; border: 1px solid transparent; border-radius: 7px; color: var(--ink-2);
  font: 600 14px var(--font-sans); cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.body-opt:hover { color: var(--ink-1); background: var(--surface-3); }
.body-opt[aria-checked="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.body-orb {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  background:
    radial-gradient(circle at 34% 30%, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0) 38%),
    radial-gradient(circle at 40% 38%, rgba(0, 0, 0, 0) 45%, rgba(0, 0, 0, 0.72) 100%),
    var(--orb, none) center / cover no-repeat,
    var(--surface-3);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.45), 0 2px 6px rgba(0, 0, 0, 0.45);
}
.body-opt[aria-checked="true"] .body-orb { box-shadow: 0 0 0 1.5px var(--accent-ink), 0 2px 6px rgba(0, 0, 0, 0.35); }
.storm-btn {
  width: 44px; flex-shrink: 0; display: grid; place-items: center; padding: 0;
  background: var(--surface-2); border: 1px solid var(--line-strong); border-radius: var(--r-md);
  color: var(--ink-2); cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.storm-btn svg { width: 22px; height: 22px; }
.storm-btn:hover { color: var(--ink-1); border-color: var(--ink-3); }
.storm-btn[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.setup-dest select { width: 100%; }
.storm-on { color: var(--accent); font-weight: 500; }
.storm-on::after { content: "·"; color: var(--ink-3); margin: 0 6px; font-weight: 400; }

/* tests header + collapse */
.tests-h { gap: 8px; }
.tests-title { white-space: nowrap; }
.tests-toggle {
  margin-left: auto; width: 26px; height: 22px; display: grid; place-items: center; padding: 0;
  background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--r-sm); color: var(--ink-2); cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.tests-toggle:hover { color: var(--ink-1); border-color: var(--line-strong); }
.tests-toggle svg { transition: transform 0.2s var(--ease); }
.tests-toggle[aria-expanded="false"] svg { transform: rotate(180deg); }
.tests-current {
  display: inline-flex; align-items: center; gap: 7px; min-width: 0; padding: 2px 10px 2px 2px;
  background: var(--accent-soft); border: 1px solid var(--accent); border-radius: 999px;
  color: var(--accent); font: 500 13px var(--font-sans); letter-spacing: 0; text-transform: none; cursor: pointer;
}
.tests-current .ptile-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* grouped test tiles */
.pgroups { display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.25fr) minmax(0, 1.6fr) minmax(0, 1.05fr); gap: 0 18px; }
.pgroup { min-width: 0; }
.pgroup + .pgroup { border-left: 1px solid var(--line); padding-left: 18px; }
.pgroup-h { font-size: 11px; color: var(--ink-3); font-weight: 500; letter-spacing: 0.02em; margin-bottom: 5px; line-height: 14px; }
.pgroup-items { display: flex; flex-wrap: wrap; gap: 5px; }
.pchip.ptile {
  display: inline-flex; align-items: center; gap: 7px; max-width: 100%;
  padding: 2px 11px 2px 2px; border-radius: 999px; font-size: 12.5px; line-height: 1.2;
}
.ptile-ic {
  width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0; display: grid; place-items: center;
  background: var(--accent); color: var(--accent-ink);
}
.ptile-ic svg { width: 14px; height: 14px; display: block; }
.ptile-name { overflow: hidden; text-overflow: ellipsis; }
.pchip.ptile small { margin-left: 0; }
.pchip.ptile[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); color: var(--ink-1); box-shadow: 0 0 0 1px var(--accent) inset; }
.pchip.ptile:disabled { opacity: 0.35; filter: grayscale(1); }
.pchip.ptile.is-pending .ptile-ic { background: var(--surface-3); color: var(--ink-3); }
.pchip-all.ptile { border-style: dashed; }

/* collapsed: the whole bar becomes one line so the map gets the height */
.setup.is-collapsed { align-items: center; }
.setup.is-collapsed .setup-dest { display: grid; grid-template-columns: auto auto minmax(0, 1fr); gap: 8px; align-items: center; }
.setup.is-collapsed .setup-dest .setup-h { margin: 0; font-size: 0; gap: 0; }
.setup.is-collapsed .setup-dest .dest-row { margin: 0; }
.setup.is-collapsed .body-opt { min-height: 28px; padding: 2px 8px 2px 3px; font-size: 13px; gap: 6px; }
.setup.is-collapsed .body-orb { width: 22px; height: 22px; }
.setup.is-collapsed .storm-btn { width: 36px; }
.setup.is-collapsed .storm-btn svg { width: 18px; height: 18px; }
.setup.is-collapsed .setup-dest .setup-note { display: none; }
.setup.is-collapsed .tests-h { margin: 0; }
.setup.is-collapsed { grid-template-columns: minmax(420px, 560px) minmax(0, 1fr); }

@media (max-width: 1280px) {
  .pgroups { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 18px; }
  .pgroup:nth-child(odd) { border-left: 0; padding-left: 0; }
}
@media (max-width: 960px) {
  .setup, .setup.is-collapsed { grid-template-columns: 1fr; }
  .setup.is-collapsed .setup-dest { grid-template-columns: auto auto minmax(0, 1fr); }
}
@media (max-width: 560px) {
  .setup-step { padding: 10px 14px; }
  .pgroups { grid-template-columns: 1fr; gap: 8px; }
  .pgroup + .pgroup { border-left: 0; padding-left: 0; }
  .setup.is-collapsed .setup-dest { grid-template-columns: 1fr; }
  .setup.is-collapsed .setup-dest .setup-h { display: none; }
  .tests-title { white-space: normal; }
  .setup.is-collapsed .tests-title { display: none; }
}