:root {
  --bg: #0b1520;
  --panel: #132233;
  --panel-2: #0e1c2a;
  --text: #e8f0f6;
  --muted: #9bb0c0;
  --accent: #3d94c4;
  --border: #1e3548;
  --warn: #f5c84a;
  --danger: #e07050;
  --link: #7ec8e8;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100%;
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 1.2rem;
  padding: 0.7rem 1.15rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.site-header .brand {
  font-weight: 650;
  font-size: 1.02rem;
  color: var(--text);
  text-decoration: none;
}
.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-left: auto;
  font-size: 0.88rem;
}
.site-header nav a { color: var(--muted); }
.site-header nav a:hover,
.site-header nav a.active { color: var(--text); }

.badge {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--warn);
  border: 1px solid #f5c84a66;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  white-space: nowrap;
}

.disclaimer-banner {
  background: #2a1c08;
  border-bottom: 1px solid #5a3c12;
  color: #f5d48a;
  padding: 0.55rem 1.15rem;
  font-size: 0.86rem;
  line-height: 1.4;
}
.disclaimer-banner strong {
  color: #ffd978;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.site-footer {
  padding: 0.85rem 1.25rem 1.1rem;
  background: var(--panel);
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.5;
}
.site-footer strong { color: var(--text); }
code { font-size: 0.85em; color: #c5e3f6; }

/* ---- Landing ---- */
.hero {
  max-width: 920px;
  margin: 0 auto;
  padding: 2.2rem 1.25rem 2.5rem;
}
.hero h1 {
  margin: 0 0 0.55rem;
  font-size: clamp(1.45rem, 3vw, 2rem);
  font-weight: 650;
}
.hero .lede {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.55;
  max-width: 40rem;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 1.4rem 0 1.8rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  appearance: none;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  padding: 0.55rem 1rem;
  border-radius: 8px;
  font-size: 0.92rem;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { border-color: var(--accent); text-decoration: none; }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #061018;
  font-weight: 650;
}
.btn-primary:hover { filter: brightness(1.06); color: #061018; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.85rem;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.05rem;
}
.card h3 { margin: 0 0 0.4rem; font-size: 0.95rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.86rem; line-height: 1.45; }

/* ---- Content pages ---- */
.page {
  max-width: 820px;
  margin: 0 auto;
  padding: 1.6rem 1.25rem 2.5rem;
}
.page h1 { margin: 0 0 0.75rem; font-size: 1.55rem; }
.page h2 {
  margin: 1.6rem 0 0.55rem;
  font-size: 1.1rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.3rem;
}
.page p, .page li { color: var(--muted); line-height: 1.55; }
.page strong { color: var(--text); }
.page table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin: 0.6rem 0 1rem;
}
.page th, .page td {
  border: 1px solid var(--border);
  padding: 0.4rem 0.55rem;
  text-align: left;
}
.page th { background: var(--panel); color: var(--text); }
.page td { color: var(--muted); }
.callout {
  background: #2a1c08;
  border: 1px solid #5a3c12;
  border-radius: 8px;
  padding: 0.85rem 1rem;
  color: #f5d48a;
  margin: 1rem 0;
}
.callout strong { color: #ffd978; }

/* ---- Viewer shell ---- */
body.viewer-page {
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
body.viewer-page .site-footer { display: none; }

.viewer-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
  align-items: center;
  padding: 0.5rem 1rem;
  background: var(--panel-2);
  border-bottom: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--muted);
}
.viewer-toolbar strong { color: var(--text); }
.controls, .tune-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  align-items: center;
}
.controls button, .tune-row button, .viewer-toolbar button {
  appearance: none;
  border: 1px solid var(--border);
  background: #08121c;
  color: var(--text);
  padding: 0.32rem 0.7rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.82rem;
}
.controls button:hover, .tune-row button:hover { border-color: var(--accent); }
.controls button.active, .tune-row button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #061018;
  font-weight: 650;
}
.viewer-toolbar label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.viewer-toolbar input[type="number"] {
  width: 4rem;
  background: #08121c;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 4px;
  padding: 0.22rem 0.3rem;
}
.viewer-toolbar input[type="range"] { width: 100px; }
.viewer-toolbar select {
  background: #08121c;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 4px;
  padding: 0.22rem 0.35rem;
}
.status-pill {
  font-size: 0.72rem;
  color: #c5e3f6;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.12rem 0.5rem;
}
.opacity-row[hidden] { display: none !important; }

.map-stage {
  flex: 1;
  min-height: 0;
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  background: #E8E2D6; /* BM-001 soft land fill */
}
.map-stage.side-by-side {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2px;
  background: var(--border);
}
.map-pane {
  position: relative;
  min-height: 0;
  height: 100%;
  background: #E8E2D6; /* BM-001 soft land */
}
.map-pane.hidden-pane { display: none !important; }
.map-pane .leaflet-container {
  width: 100%;
  height: 100%;
  background: #E8E2D6; /* BM-001 soft land — no tile chrome */
}
.map-pane .method-tag {
  /* UI-001: top-right — clear of Leaflet zoom+ (top-left) */
  position: absolute;
  z-index: 1000;
  top: 0.55rem;
  left: auto;
  right: 0.55rem;
  background: #061018cc;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.15rem 0.45rem;
  font-size: 0.72rem;
  color: var(--text);
  pointer-events: none;
}

.viewer-meta {
  padding: 0.45rem 1rem 0.55rem;
  background: var(--panel);
  border-top: 1px solid var(--border);
  font-size: 0.72rem;
  color: var(--muted);
  line-height: 1.4;
}
.viewer-meta strong { color: var(--text); }

/* Leaflet attribution contrast on dark */
.leaflet-control-attribution {
  background: rgba(6, 16, 24, 0.85) !important;
  color: #9bb0c0 !important;
}
.leaflet-control-attribution a { color: #7ec8e8 !important; }

@media (max-width: 720px) {
  .map-stage.side-by-side {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 1fr) minmax(0, 1fr);
  }
}

/* ---- Tune panel (P1) ---- */
.tune-panel {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  padding: 0.55rem 1rem 0.7rem;
  font-size: 0.82rem;
  color: var(--muted);
}
.tune-panel[hidden] { display: none !important; }
.tune-panel-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.4rem;
  align-items: center;
}
.tune-title {
  color: var(--text);
  margin-right: 0.25rem;
}
.tune-section {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.55rem;
  align-items: center;
}
.tune-section strong { color: var(--text); }
.contour-value {
  color: #c5e3f6;
  font-variant-numeric: tabular-nums;
  min-width: 2.6rem;
}
.tune-hint {
  font-size: 0.72rem;
  color: #7a93a8;
}
.tune-panel .tune-row button {
  appearance: none;
  border: 1px solid var(--border);
  background: #08121c;
  color: var(--text);
  padding: 0.32rem 0.7rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.82rem;
}
.tune-panel .tune-row button:hover { border-color: var(--accent); }
.tune-panel .tune-row button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #061018;
  font-weight: 650;
}
.tune-panel label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.tune-panel input[type="number"] {
  width: 4rem;
  background: #08121c;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 4px;
  padding: 0.22rem 0.3rem;
}
.tune-panel input[type="range"] { width: 100px; }
.tune-panel select {
  background: #08121c;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 4px;
  padding: 0.22rem 0.35rem;
}
#btn-tune.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #061018;
  font-weight: 650;
}

/* ---- Meta stack (P2) ---- */
.viewer-meta {
  max-height: 28vh;
  overflow-y: auto;
}
.viewer-meta > div { margin: 0.05rem 0; }
.meta-swatch {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: 0.02em;
  color: #c5e3f6;
}
.meta-class-key {
  font-size: 0.68rem;
  color: #7a93a8;
}

/* ---- Toast (P3) ---- */
.toast {
  position: fixed;
  z-index: 2000;
  left: 50%;
  bottom: 1.4rem;
  transform: translateX(-50%);
  background: #061018ee;
  border: 1px solid var(--accent);
  color: var(--text);
  padding: 0.55rem 1rem;
  border-radius: 8px;
  font-size: 0.86rem;
  box-shadow: 0 6px 24px #0008;
  pointer-events: none;
}
.toast[hidden] { display: none !important; }
.toast.toast-warn {
  border-color: var(--warn);
  color: #f5d48a;
}

/* ============================================================
   Map-maximized viewer (M W lock 2026-10-07)
   Map fills viewport; chrome + HUD + legend float over map.
   ============================================================ */
body.viewer-page.map-max {
  height: 100vh;
  height: 100dvh;
  display: block;
  position: relative;
  overflow: hidden;
}

/* Full-viewport map under everything.
   CRITICAL: grid row must be 1fr — height:100% on panes collapses to 0 when
   row is auto-sized (Avery tiny-blob / Zoom− disabled). */
body.map-max .map-stage {
  position: absolute;
  inset: 0;
  z-index: 0;
  flex: none;
  min-height: 100%;
  height: 100%;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: minmax(0, 1fr);
}
body.map-max .map-stage.side-by-side {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr);
}
body.map-max .map-pane {
  position: relative;
  min-height: 0;
  height: auto; /* stretch via grid row */
  align-self: stretch;
}
body.map-max .map-pane .leaflet-container {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Thin top chrome strip */
body.map-max .viewer-chrome {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1100;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.75rem;
  padding: 0.28rem 0.65rem;
  background: rgba(11, 21, 32, 0.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(6px);
  font-size: 0.78rem;
  pointer-events: auto;
}
body.map-max .viewer-chrome .brand {
  font-weight: 650;
  font-size: 0.88rem;
  color: var(--text);
  text-decoration: none;
}
body.map-max .viewer-chrome nav {
  display: flex;
  gap: 0.65rem;
  margin-left: auto;
  font-size: 0.78rem;
}
body.map-max .viewer-chrome nav a { color: var(--muted); }
body.map-max .viewer-chrome nav a:hover,
body.map-max .viewer-chrome nav a.active { color: var(--text); }
body.map-max .viewer-chrome .badge {
  font-size: 0.58rem;
  padding: 0.1rem 0.35rem;
}
body.map-max .chrome-warn {
  font-size: 0.68rem;
  color: #f5c84a;
  white-space: nowrap;
}

/* Floating HUD control bar */
body.map-max .viewer-hud {
  position: absolute;
  top: 2.15rem;
  left: 0.5rem;
  right: 0.5rem;
  z-index: 1100;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.75rem;
  align-items: center;
  padding: 0.35rem 0.55rem;
  background: rgba(14, 28, 42, 0.92);
  border: 1px solid var(--border);
  border-radius: 8px;
  backdrop-filter: blur(8px);
  font-size: 0.78rem;
  color: var(--muted);
  box-shadow: 0 4px 18px #0006;
  max-height: 40vh;
  overflow-y: auto;
}
body.map-max .hud-group {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.3rem 0.4rem;
  align-items: center;
}
body.map-max .hud-label {
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.02em;
}
body.map-max .viewer-hud .controls button,
body.map-max .viewer-hud > .hud-actions > button,
body.map-max .contour-presets button {
  appearance: none;
  border: 1px solid var(--border);
  background: #08121c;
  color: var(--text);
  padding: 0.22rem 0.5rem;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.76rem;
}
body.map-max .viewer-hud .controls button:hover,
body.map-max .contour-presets button:hover { border-color: var(--accent); }
body.map-max .viewer-hud .controls button.active,
body.map-max .contour-presets button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #061018;
  font-weight: 650;
}
body.map-max .viewer-hud #btn-tune.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #061018;
  font-weight: 650;
}

/* Contours [ n ] ft — Morgan copy */
body.map-max .contour-input-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  background: #08121c;
  border: 1px solid var(--accent);
  border-radius: 5px;
  padding: 0.1rem 0.35rem 0.1rem 0.2rem;
}
body.map-max .contour-input-wrap input[type="number"] {
  width: 3.4rem;
  background: transparent;
  border: none;
  color: var(--text);
  padding: 0.18rem 0.15rem;
  font-size: 0.84rem;
  font-variant-numeric: tabular-nums;
  font-weight: 650;
  text-align: right;
  outline: none;
}
body.map-max .contour-input-wrap .unit {
  color: #c5e3f6;
  font-size: 0.72rem;
  font-weight: 600;
}
body.map-max .contour-presets {
  display: inline-flex;
  gap: 0.2rem;
}
body.map-max .contour-presets button {
  min-width: 1.7rem;
  padding: 0.18rem 0.35rem;
}

/* Tune sheet floats under HUD */
body.map-max .tune-panel {
  position: absolute;
  top: auto;
  left: 0.5rem;
  right: 0.5rem;
  z-index: 1090;
  margin-top: 0;
  /* placed via JS top, fallback below HUD */
  top: 5.5rem;
  background: rgba(19, 34, 51, 0.95);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem 0.7rem;
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 16px #0005;
  max-height: 30vh;
  overflow-y: auto;
}
body.map-max .tune-panel[hidden] { display: none !important; }

/* Floating compact legend (bottom-left) */
body.map-max .viewer-meta.floating-meta {
  position: absolute;
  z-index: 1050;
  left: 0.5rem;
  bottom: 0.5rem;
  right: auto;
  max-width: min(340px, calc(100vw - 1rem));
  max-height: 44vh;
  overflow: hidden;
  padding: 0;
  background: rgba(19, 34, 51, 0.9);
  border: 1px solid var(--border);
  border-radius: 8px;
  backdrop-filter: blur(6px);
  box-shadow: 0 4px 16px #0005;
  font-size: 0.68rem;
}
body.map-max .floating-meta .meta-body {
  padding: 0.35rem 0.55rem 0.45rem;
  max-height: 40vh;
  overflow-y: auto;
}
body.map-max .floating-meta.collapsed .meta-body { display: none; }
body.map-max .floating-meta.collapsed {
  max-height: none;
  padding: 0.2rem 0.45rem;
  min-height: 1.6rem;
}
body.map-max .floating-meta.collapsed .meta-toggle {
  float: none;
  display: inline-block;
  padding: 0.2rem 0.35rem;
}
body.map-max .meta-toggle {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.75rem;
  padding: 0.15rem 0.45rem;
  float: right;
  line-height: 1;
}
body.map-max .meta-toggle:hover { color: var(--text); }

/* Leaflet zoom below floating chrome + HUD */
body.map-max .leaflet-top.leaflet-left {
  top: 6.5rem;
  margin-top: 0;
}
body.map-max .leaflet-control-zoom {
  margin-left: 0.5rem;
}

/* Method tag stays top-right of pane, under HUD */
body.map-max .map-pane .method-tag {
  top: 0.4rem;
  right: 0.4rem;
}

@media (max-width: 720px) {
  body.map-max .viewer-chrome .chrome-warn { display: none; }
  body.map-max .viewer-hud {
    top: 2rem;
    max-height: 45vh;
  }
  /* Avery phone nit: legend was ~35% H — collapse by default (JS) + tight cap when open */
  body.map-max .floating-meta {
    max-width: calc(100vw - 1rem);
    max-height: 22vh;
  }
  body.map-max .floating-meta .meta-body {
    max-height: 18vh;
    overflow-y: auto;
  }
  body.map-max .floating-meta.collapsed {
    max-height: none;
  }
  body.map-max .leaflet-top.leaflet-left {
    bottom: auto;
    top: auto;
  }
}

/* ---- Map-first maximized chrome (M W / Harper lock) ---- */
body.viewer-page.map-max {
  position: relative;
  height: 100vh;
  height: 100dvh;
  display: block;
  overflow: hidden;
  background: #E8E2D6;
}

body.viewer-page.map-max .map-stage {
  position: absolute;
  inset: 0;
  z-index: 0;
  flex: none;
  min-height: 100%;
  height: 100%;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: minmax(0, 1fr);
}
body.viewer-page.map-max .map-stage.side-by-side {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}
body.viewer-page.map-max .map-pane {
  min-height: 0;
  height: auto;
  align-self: stretch;
  position: relative;
}
body.viewer-page.map-max .map-pane .leaflet-container {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.viewer-chrome {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1100;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.75rem;
  padding: 0.28rem 0.65rem;
  background: rgba(11, 21, 32, 0.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(6px);
  font-size: 0.78rem;
}
.viewer-chrome .brand {
  font-weight: 650;
  color: var(--text);
  text-decoration: none;
  font-size: 0.88rem;
}
.viewer-chrome nav {
  display: flex;
  gap: 0.65rem;
  margin-left: auto;
}
.viewer-chrome nav a { color: var(--muted); }
.viewer-chrome nav a.active,
.viewer-chrome nav a:hover { color: var(--text); }
.viewer-chrome .badge {
  font-size: 0.58rem;
  padding: 0.1rem 0.35rem;
}
.viewer-chrome .chrome-warn {
  color: #f5d48a;
  font-size: 0.68rem;
  white-space: nowrap;
}

.viewer-hud {
  position: absolute;
  top: 2.15rem;
  left: 0.55rem;
  right: 0.55rem;
  z-index: 1100;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.75rem;
  align-items: center;
  padding: 0.35rem 0.55rem;
  background: rgba(14, 28, 42, 0.9);
  border: 1px solid var(--border);
  border-radius: 8px;
  backdrop-filter: blur(6px);
  font-size: 0.78rem;
  color: var(--muted);
  max-width: calc(100% - 1.1rem);
}
.hud-group {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.28rem 0.4rem;
}
.hud-label {
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 650;
}
.viewer-hud .controls,
.viewer-hud .contour-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.22rem;
}
.viewer-hud button,
.contour-presets button {
  appearance: none;
  border: 1px solid var(--border);
  background: #08121c;
  color: var(--text);
  padding: 0.22rem 0.5rem;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.75rem;
}
.viewer-hud button:hover,
.contour-presets button:hover { border-color: var(--accent); }
.viewer-hud button.active,
.contour-presets button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #061018;
  font-weight: 650;
}

/* Contours [ n ] ft — primary text field */
.contour-input-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  background: #08121c;
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 0.1rem 0.35rem 0.1rem 0.2rem;
}
.contour-input-wrap input[type="number"] {
  width: 3.2rem;
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  padding: 0.2rem 0.15rem;
  outline: none;
}
.contour-input-wrap .unit {
  color: #c5e3f6;
  font-size: 0.75rem;
  font-weight: 650;
}
.contour-presets button {
  min-width: 1.6rem;
  opacity: 0.92;
}

.viewer-hud select#palette-select {
  background: #08121c;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 5px;
  padding: 0.22rem 0.4rem;
  font-size: 0.75rem;
  max-width: 11rem;
}

body.viewer-page.map-max .tune-panel {
  position: absolute;
  top: 5.6rem;
  left: 0.55rem;
  right: auto;
  z-index: 1100;
  max-width: min(420px, calc(100% - 1.1rem));
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(19, 34, 51, 0.95);
  box-shadow: 0 8px 28px #0008;
  padding: 0.55rem 0.75rem 0.65rem;
}
body.viewer-page.map-max .tune-panel[hidden] { display: none !important; }

.floating-meta {
  position: absolute;
  z-index: 1050;
  right: 0.55rem;
  bottom: 0.55rem;
  max-width: min(320px, calc(100% - 1.1rem));
  max-height: 42vh;
  overflow: auto;
  padding: 0.45rem 0.65rem 0.55rem;
  background: rgba(19, 34, 51, 0.92);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.68rem;
  color: var(--muted);
  line-height: 1.4;
  backdrop-filter: blur(6px);
}
.floating-meta strong { color: var(--text); }
.floating-meta.collapsed .meta-body { display: none; }
.floating-meta.collapsed { max-height: none; padding: 0.25rem 0.4rem; min-height: 1.6rem; }
.floating-meta.collapsed .meta-toggle { float: none; display: inline-block; }
.meta-toggle {
  position: absolute;
  top: 0.2rem;
  right: 0.25rem;
  appearance: none;
  border: none;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.75rem;
  line-height: 1;
  padding: 0.15rem;
}
.meta-body { padding-right: 1rem; }

/* Sparse soundings badge (Morgan NEARSHORE-BADGE-COPY) */
.sparse-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.7rem;
  font-weight: 650;
  color: #f5d48a;
  background: rgba(42, 28, 8, 0.92);
  border: 1px solid #5a3c12;
  border-radius: 999px;
  padding: 0.18rem 0.55rem;
  cursor: help;
  white-space: nowrap;
}
.sparse-badge[hidden] { display: none !important; }
.sparse-badge-map {
  position: absolute;
  z-index: 1060;
  left: 0.55rem;
  bottom: 0.55rem;
}
#meta-sparse {
  color: #f5d48a;
  font-size: 0.68rem;
}
#meta-sparse[hidden] { display: none !important; }
.sparse-tune-row {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}
.sparse-tune-row[hidden] { display: none !important; }
#btn-use-5ft {
  appearance: none;
  border: 1px solid #5a3c12;
  background: #2a1c08;
  color: #f5d48a;
  padding: 0.22rem 0.55rem;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 650;
}
#btn-use-5ft:hover { border-color: var(--warn); }
#sparse-tune-hint {
  font-size: 0.72rem;
  color: #f5d48a;
}

@media (max-width: 720px) {
  .viewer-hud { top: 2.4rem; }
  body.viewer-page.map-max .tune-panel { top: 7.2rem; }
  .viewer-chrome .chrome-warn { display: none; }
  .sparse-badge-map { bottom: auto; top: auto; left: 0.55rem; }
}

/* P3 lock (2026-10-07): four equal-width method buttons TIN · IDW · Both · Side-by-side.
   Grid 1fr columns size every button to the widest label (Side-by-side). */
.viewer-hud .method-controls,
body.map-max .viewer-hud .method-controls {
  display: inline-grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.2rem;
  flex-wrap: nowrap;
}
.viewer-hud .method-controls > button,
body.map-max .viewer-hud .method-controls > button {
  width: 100%;
  margin: 0;
  padding: 0.22rem 0.4rem;
  text-align: center;
  white-space: nowrap;
}
/* keep toolbar on one row at 1280 wide: status pill may truncate */
body.map-max .viewer-hud #contour-status {
  max-width: 15rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.meta-shoreline { color: var(--muted, #9bb0c0); }

/* SHARP-ZOOM: per-palette legend chips + picker help */
.meta-class-key { display: flex; flex-wrap: wrap; gap: 2px 8px; }
.class-chip { display: inline-flex; align-items: center; gap: 3px; white-space: nowrap; }
.class-chip i { display: inline-block; width: 10px; height: 10px; border: 1px solid rgba(0,0,0,.25); }
.palette-help { display: block; max-width: 260px; font-size: 11px; opacity: .8; line-height: 1.25; }

/* Fit colors to view toggle (contrast v1) — compact round icon, distinct from the 4 method buttons */
body.map-max .viewer-hud > .hud-actions > button.fit-toggle, .viewer-hud button.fit-toggle {
  width: 28px; min-width: 28px; height: 28px; padding: 0; border-radius: 50%;
  border: 1px dashed currentColor; background: transparent; font-size: 16px; line-height: 1; font-weight: 700; }
body.map-max .viewer-hud > .hud-actions > button.fit-toggle.active, .viewer-hud button.fit-toggle.active,
.viewer-hud button.fit-toggle[aria-pressed="true"] {
  border: 2px solid #b8860b; background: #f5c84a; color: #1a2330; box-shadow: 0 0 0 2px rgba(245,200,74,.35); }
.map-stage.fit-on .heat-base { visibility: hidden; }
.fit-legend-head { font-weight: 600; margin: 2px 0; }

/* One-line toolbar (Quinn toolbar-fit, 2026-10-14). Status pill + palette help move to
   tooltips (select title already carries help); method buttons stay equal width. */
@media (min-width: 700px) {
  body.map-max .viewer-hud { flex-wrap: nowrap; gap: 0.4rem 0.6rem; }
  body.map-max .hud-group { flex-wrap: nowrap; }
  body.map-max .viewer-hud #contour-status, body.map-max .viewer-hud .palette-help { display: none !important; }
  .viewer-hud .method-controls > button, body.map-max .viewer-hud .method-controls > button { min-width: 0; width: 78px; flex: 0 0 78px; padding-left: 0; padding-right: 0; white-space: nowrap; }
  body.map-max .viewer-hud select#palette-select { max-width: 150px; }
}
@media (min-width: 700px) and (max-width: 1440px) {
  body.map-max .viewer-hud .hud-label { display: none; }
  body.map-max .viewer-hud .imagery-hud input[type="range"], body.map-max .viewer-hud .imagery-hud #img-lake-op-val { display: none; }
  body.map-max .viewer-hud .imagery-hud select { max-width: 92px; }
}
@media (min-width: 700px) and (max-width: 1100px) {
  body.map-max .viewer-hud { gap: 0.3rem 0.4rem; padding-left: 0.4rem; padding-right: 0.4rem; }
  .viewer-hud .method-controls > button, body.map-max .viewer-hud .method-controls > button { width: 66px; flex-basis: 66px; font-size: 0.7rem; letter-spacing: -0.01em; }
  body.map-max .viewer-hud select#palette-select { max-width: 118px; }
  body.map-max .viewer-hud .contour-input-wrap { display: none; }
  body.map-max .viewer-hud .imagery-hud select { max-width: 74px; }
}

/* ===== Chart tools (ported from beta, 2026-10-14) ===== */
.tools-panel{position:fixed;z-index:2500;right:8px;top:96px;bottom:28px;width:min(340px,calc(100vw - 16px));overflow:auto;background:rgba(15,26,36,.96);color:#e6eef5;border-radius:10px;padding:8px 10px;font:12px/1.35 system-ui,sans-serif;box-shadow:0 4px 18px rgba(0,0,0,.4)}
.tools-panel[hidden]{display:none}
.tools-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}
.tools-head button{background:none;border:0;color:#e6eef5;font-size:16px;cursor:pointer;min-width:32px;min-height:32px}
.tools-panel section{border-top:1px solid rgba(255,255,255,.1);padding:6px 0}
.tools-panel h4{margin:0 0 4px;font-size:12px}
.tools-panel .row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.tools-panel input[type=number]{width:64px;font-size:14px;padding:3px}
.tools-panel input[type=range]{width:100%}
.tools-panel button{min-height:32px;padding:4px 10px;border-radius:6px;border:1px solid #47637a;background:#1f3446;color:#e6eef5;cursor:pointer}
.tools-panel .seg button.active{background:#ff3b7f;border-color:#ff3b7f}
.tool-hint{margin:2px 0;color:#9fb3c4;font-size:11px}
.tool-warn{margin:2px 0;color:#ffcf6e;font-size:11px;font-weight:600}
.tool-result{margin:4px 0;font-weight:600}
#profile-canvas{width:100%;height:130px;display:block;border-radius:6px}
.slope-legend{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.slope-legend i{display:inline-block;width:12px;height:12px;border-radius:2px;margin-right:3px;vertical-align:-2px}
.slope-legend small{width:100%;color:#9fb3c4}
.depth-chip{position:fixed;z-index:2400;left:50%;transform:translateX(-50%);bottom:26px;background:rgba(15,26,36,.92);color:#fff;padding:4px 10px;border-radius:6px;font:600 12px system-ui,sans-serif;pointer-events:none}
.depth-chip[hidden]{display:none}
body.beta-drawing .leaflet-container{cursor:crosshair}
@media (max-width:600px){.tools-panel{right:6px;left:6px;width:auto;top:auto;bottom:24px;max-height:40vh}}
.tools-panel.collapsed{top:auto;max-height:none;overflow:hidden}
.tools-panel.collapsed .tools-body{display:none}
.tools-panel.collapsed .tools-head{margin:0}