/* Layout: fixed side panel of controls beside a full-height map; stacks on phones. */
:root {
  --bg: #f4f5f2; --panel: #ffffff; --fg: #1d2530; --muted: #5d6673; --line: #dde1dc;
  --accent: #1f3b57; --inside: #c2541b; --in-bg: #f3f5f8; --out-bg: #f6faf7; --out-line: #2f6f62; --warn: #b3261e; --walk: #2f6f62; --home: #17803d; --home-bg: #eaf6ee;
  --display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --body: 'Public Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #14181d; --panel: #1b2027; --fg: #e8ebee; --muted: #9aa3ad; --line: #2d343d; --accent: #8fb3d9; --home: #5fd38a; --home-bg: #183424; --inside: #f08a5d; --in-bg: #20262e; --out-bg: #1a2622; --out-line: #6fbfa9; --warn: #ff8a80; color-scheme: dark; }
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body { background: var(--bg); color: var(--fg); font: 15px/1.45 var(--body); }
.app { --panel-w: 460px; display: grid; grid-template-columns: var(--panel-w) 6px 1fr; height: 100%; }
.resizer { cursor: col-resize; background: var(--line); touch-action: none; }
.resizer:hover, .resizer.dragging { background: var(--accent); }
body.resizing { user-select: none; cursor: col-resize; }
.panel { background: var(--panel); border-right: 1px solid var(--line); overflow-y: auto; padding: 20px 20px 28px; display: grid; gap: 18px; align-content: start; }
.mapwrap { position: relative; min-height: 0; }
#map { position: absolute; inset: 0; }
.brand h1 { font-family: var(--display); font-weight: 600; font-size: 26px; margin: 0; letter-spacing: -0.01em; }
.brand .sub { margin: 4px 0 0; color: var(--muted); }
.block { display: grid; gap: 8px; }
.lbl { font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
select, input[type=number] { font: inherit; padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel); color: var(--fg); }
input[type=number] { width: 6.5em; }
.seg { display: flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.seg button { flex: 1; font: inherit; font-size: 13px; padding: 8px 6px; border: 0; background: transparent; color: var(--fg); cursor: pointer; }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-pressed=true] { background: var(--accent); color: var(--panel); font-weight: 600; }
.slider { display: flex; align-items: center; gap: 10px; }
.slider input { flex: 1; accent-color: var(--accent); }
.slider output { min-width: 5.5em; text-align: right; font-variant-numeric: tabular-nums; }
.chips { display: flex; gap: 6px; }
.chips button { font: inherit; font-size: 13px; padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--fg); cursor: pointer; }
.chips button[aria-pressed=true] { border-color: var(--accent); color: var(--accent); font-weight: 600; }
.btn { font: inherit; font-size: 13px; padding: 6px 10px; border-radius: 6px; border: 1px solid var(--accent); background: var(--accent); color: var(--panel); cursor: pointer; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn:disabled { opacity: .45; cursor: default; }
button:focus-visible, select:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.row.between { justify-content: space-between; }
.hint { margin: 0; color: var(--muted); font-size: 13.5px; }
.cap { color: var(--muted); font-size: 13px; }
.result { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 14px 0; }
.big { font-family: var(--display); font-size: 48px; line-height: 1; font-variant-numeric: tabular-nums; }
.big.loading { opacity: .4; }
.note { font-size: 13px; }
.status { font-size: 13px; color: var(--inside); }
.tbl { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 5px 5px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; }
th .sort { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; white-space: nowrap; }
th .sort:hover { color: var(--fg); }
th[aria-sort=ascending] .sort, th[aria-sort=descending] .sort { color: var(--fg); }
.num { text-align: right; }
tr.home td, tr.home th { font-weight: 700; color: var(--home); }
tr.home { background: var(--home-bg); }
.restaurant { display: grid; gap: 6px; }
.kv { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 10px; font-size: 13px; }
.kv b { font-variant-numeric: tabular-nums; text-align: right; margin-left: auto; }
.foot { color: var(--muted); font-size: 12px; }
.foot a { color: inherit; }
.legend { position: absolute; left: 12px; bottom: 12px; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; display: flex; flex-wrap: wrap; gap: 12px; font-size: 12px; }
.legend .dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 5px; vertical-align: -1px; }
.legend .dot.in { background: var(--inside); }
.legend .dot.out { background: #8a8f98; opacity: .6; }
.legend .dot.lost { background: #7b4fc9; }
.legend .ring { display: inline-block; width: 14px; height: 0; border-top: 2px dashed var(--walk); margin-right: 5px; vertical-align: 3px; }
.legend .sq { display: inline-block; width: 14px; height: 3px; background: var(--walk); margin-right: 5px; vertical-align: 3px; }
@media (max-width: 760px) {
  .app { grid-template-columns: 1fr; grid-template-rows: 55vh auto; height: auto; }
  .resizer { display: none; }
  .mapwrap { grid-row: 1; height: 55vh; }
  .panel { grid-row: 2; border-right: 0; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }

.lost-btn { border-color: #7b4fc9; color: #7b4fc9; }
.lost-btn[aria-pressed=true] { background: #7b4fc9; color: #fff; }

/* collapsible tool sections */
.tool { border-top: 1px solid var(--line); padding-top: 10px; }
.tool > summary { cursor: pointer; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); list-style: none; display: flex; align-items: center; gap: 6px; }
.tool > summary::before { content: '▸'; font-size: 11px; transition: transform .15s; }
.tool[open] > summary::before { transform: rotate(90deg); }
.tool > summary::-webkit-details-marker { display: none; }
.tool[open] > summary { margin-bottom: 10px; color: var(--fg); }
.tool > * + * { margin-top: 8px; }
.form { display: grid; grid-template-columns: 1fr 7em; gap: 6px 10px; align-items: center; font-size: 13px; }
.form input { width: 100%; }
/* side-by-side maps */
#map2 { position: absolute; top: 0; bottom: 0; right: 0; left: 50%; border-left: 2px solid var(--panel); }
.mapwrap.split #map { right: 50%; }
.maplabel { position: absolute; top: 10px; left: 10px; background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 4px 8px; font-size: 13px; font-weight: 600; }
.maplabel.right { left: calc(50% + 10px); }
/* print sheet */
#printSheet { display: none; }
@media print {
  @page { size: letter; margin: 0.5in; }
  body { background: #fff; color: #111; }
  .app { display: none !important; }
  #printSheet { display: block; font: 11pt/1.4 var(--body); color: #111; }
  #printSheet h1 { font-family: var(--display); font-size: 20pt; margin: 0 0 2pt; }
  #printSheet .sub { color: #444; margin: 0 0 8pt; }
  #printSheet .nums { display: flex; gap: 18pt; margin: 6pt 0 8pt; }
  #printSheet .nums b { display: block; font-family: var(--display); font-size: 22pt; }
  #printSheet .maps { display: flex; gap: 6pt; }
  #printSheet .maps img { width: 100%; max-height: 4.2in; object-fit: cover; border: 1px solid #ccc; }
  #printSheet table { font-size: 9pt; }
  #printSheet .small { font-size: 8pt; color: #444; }
}
.legend .dot.gained { background: #e0a100; }
.legend .sq.g0 { background: #0b4f9c; } .legend .sq.g1 { background: #3b86d1; } .legend .sq.g2 { background: #9cc3ea; }
.legend .box { display: inline-block; width: 12px; height: 10px; background: rgba(91,107,130,.35); border: 1px solid #5b6b82; margin-right: 5px; vertical-align: -1px; }
.garage-pin { width: 24px; height: 24px; border-radius: 4px; background: #0b4f9c; color: #fff; font: 700 14px/24px var(--body); text-align: center; border: 2px solid #fff; box-shadow: 0 1px 3px rgba(0,0,0,.4); }
.chips.wrap { flex-wrap: wrap; }
textarea { font: inherit; font-size: 13px; width: 100%; padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel); color: var(--fg); resize: vertical; }
input[type=text] { font: inherit; padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel); color: var(--fg); }
@media print { #printSheet .notes { white-space: pre-wrap; border-left: 3px solid #999; padding-left: 8pt; } #printSheet .by { font-size: 9pt; color: #333; } }
.legend .sq.net { background: repeating-linear-gradient(90deg, #7a5c00 0 4px, transparent 4px 6px); opacity: .7; }

/* ---- v17: inputs vs. results, Basic/Advanced, accessibility ---- */
body.basic [data-adv] { display: none !important; }
.sr { position: absolute; top: 0; left: 0; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 10; background: var(--accent); color: var(--panel); padding: 8px 12px; border-radius: 6px; }
.skip:focus { left: 8px; }
.ui-row { margin-top: 10px; }
.seg.small button { font-size: 13px; padding: 6px 14px; }
.seg.small { flex: 0 0 auto; }
.group { display: grid; gap: 14px; padding: 14px; border-radius: 10px; }
.group.inputs { background: var(--in-bg); border: 1px solid var(--line); }
.group.outputs { background: var(--out-bg); border: 1px solid var(--line); border-left: 4px solid var(--out-line); }
.group.outputs:focus { outline: none; }
.group.whatif, .group.share { border: 1px dashed var(--line); }
.group-h { margin: 0; font-family: var(--display); font-weight: 600; font-size: 19px; display: flex; align-items: center; gap: 8px; }
.step { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--accent); color: var(--panel); font: 600 13px/1 var(--body); flex: none; }
.outputs .step { background: var(--out-line); }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px; }
.card.tool { padding-top: 10px; }
.result.card { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 14px 12px; display: grid; gap: 6px; }
.sentence { margin: 2px 0 0; font-size: 16px; font-weight: 500; }
div.outbox { border-left: 3px solid var(--out-line); background: var(--out-bg); padding: 8px 10px; border-radius: 0 6px 6px 0; display: grid; gap: 6px; font-size: 13px; }
div.outbox p { margin: 0; }
.out-tag { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--out-line); }
fieldset.cols { border: 0; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: 13px; }
fieldset.cols legend { font-size: 12px; color: var(--muted); padding: 0; margin-bottom: 4px; width: 100%; }
label.chk { display: inline-flex; align-items: center; gap: 5px; cursor: pointer; min-height: 28px; }
label.chk input { width: 16px; height: 16px; accent-color: var(--accent); margin: 0; }
td.basis { font-weight: 700; }
td.dim { color: var(--muted); font-style: italic; }
td.off { color: var(--warn); font-weight: 600; }
tr.grp th { padding-top: 10px; color: var(--fg); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
tbody th { font-weight: 400; text-align: left; }
.maptip { position: absolute; top: 12px; left: 50%; transform: translateX(-50%); background: var(--accent); color: var(--panel); padding: 8px 14px; border-radius: 999px; font-size: 14px; font-weight: 500; box-shadow: 0 2px 8px rgba(0,0,0,.25); z-index: 3; max-width: calc(100% - 24px); text-align: center; }
.adv-notice { font-size: 13px; background: var(--in-bg); border-radius: 6px; padding: 6px 8px; }
.linklike { font: inherit; color: var(--accent); background: none; border: 0; padding: 0; text-decoration: underline; cursor: pointer; }
/* Bigger, easier targets */
.seg button, .chips button, .btn { min-height: 36px; }
body.basic .seg button { min-height: 42px; font-size: 14px; }
/* Larger text: scales the whole panel */
body.big-text .panel { zoom: 1.25; }
body.big-text .legend, body.big-text .maptip { font-size: 15px; }
@media print { #printSheet h2 { font-family: var(--display); font-size: 13pt; margin: 10pt 0 3pt; } #printSheet table { margin-bottom: 3pt; } #printSheet td.off { color: #b3261e; } #printSheet tr.grp th { font-weight: 700; } }
.panel { grid-template-columns: minmax(0, 1fr); position: relative; overscroll-behavior: contain; overflow-x: clip; }
.group, .card, .block, .tool { min-width: 0; }
.group { grid-template-columns: minmax(0, 1fr); }

/* ---- v17 review fixes ---- */
summary h3 { display: inline; font: inherit; margin: 0; }
.tool > summary { min-height: 36px; padding: 6px 0; font-size: 12.5px; }
th .sort { padding: 6px 2px; min-height: 30px; }
tbody th[scope=row] { white-space: normal; min-width: 8em; }
#sideTable td, #slideCheck td { white-space: nowrap; }
.callout { margin: 0; font-size: 15px; background: var(--home-bg); border-radius: 6px; padding: 8px 10px; }
.callout b { font-family: var(--display); font-size: 20px; }
input.wide { width: 100%; }
.answer-bar { position: sticky; top: -20px; z-index: 4; margin: -20px -20px 0; padding: 8px 20px; background: var(--accent); color: var(--panel); font-size: 13.5px; box-shadow: 0 2px 6px rgba(0,0,0,.18); }
.answer-bar b { font-family: var(--display); font-size: 18px; }
.legend .dot.outside { background: #8a8f98; opacity: .6; }
.cmp-foot { font-size: 12px; }
@media (pointer: coarse) {
  th .sort { padding: 12px 4px; }
  .tool > summary { min-height: 44px; }
  .btn, .seg button, .chips button { min-height: 44px; }
  label.chk { min-height: 40px; }
  input[type=range] { height: 32px; }
}
@media (max-width: 760px) {
  .legend { font-size: 11px; gap: 4px 10px; padding: 4px 8px; left: 6px; right: 6px; bottom: 6px; max-height: 3.4em; overflow: auto; }
  .mapwrap.split #map { right: 0; bottom: 50%; }
  #map2 { left: 0; top: 50%; border-left: 0; border-top: 2px solid var(--panel); }
  .maplabel.right { left: 10px; top: calc(50% + 10px); }
  .panel { overflow-y: visible; }
  .answer-bar { top: 0; margin: -20px -20px 0; }
}
.answer-bar { cursor: pointer; } .answer-bar .go { text-decoration: underline; white-space: nowrap; }
#compare td.vs { white-space: normal; min-width: 4.5em; } #compare th .sort { white-space: normal; text-align: inherit; }
/* ---- v18 ---- */
.seg button small { display: block; font-size: 11.5px; font-weight: 400; font-style: italic; opacity: .85; margin-top: 1px; }
.switch { font: inherit; font-size: 13px; display: inline-flex; align-items: center; gap: 8px; background: none; border: 0; color: var(--fg); cursor: pointer; padding: 6px 4px; min-height: 36px; }
.switch .knob { width: 34px; height: 20px; border-radius: 999px; background: var(--line); position: relative; flex: none; transition: background .15s; }
.switch .knob::after { content: ''; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.3); transition: left .15s; }
.switch[aria-checked=true] .knob { background: var(--accent); }
.switch[aria-checked=true] .knob::after { left: 16px; }
.switch:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
tr.home td.off, td.off { color: var(--warn); }
.mapwrap.split #map .maplibregl-ctrl-attrib { display: none; }
.loading-pill { position: absolute; left: 50%; bottom: 56px; transform: translateX(-50%); background: var(--panel); color: var(--fg); border: 1px solid var(--line); border-radius: 999px; padding: 8px 14px; font-size: 14px; display: flex; align-items: center; gap: 8px; box-shadow: 0 2px 10px rgba(0,0,0,.18); z-index: 3; }
.loading-pill[hidden] { display: none; }
.spin { width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--line); border-top-color: var(--accent); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spin { animation-duration: 2.4s; } }
.btn.busy { opacity: .7; cursor: progress; }
/* rank chart: two small multiples, each scaled to its own top town */
.rankchart { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 4px; }
.rankchart h4 { margin: 0 0 2px; font-size: 12.5px; font-weight: 600; }
.rankchart .sub { font-size: 11.5px; color: var(--muted); margin: 0 0 6px; }
.rankchart .bar { display: grid; grid-template-columns: 6.6em 1fr; align-items: center; gap: 6px; font-size: 11.5px; height: 18px; }
.rankchart .bar .nm { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--muted); }
.rankchart .bar .track { position: relative; height: 12px; }
.rankchart .bar .fill { position: absolute; left: 0; top: 0; bottom: 0; background: #b9c0c9; border-radius: 0 4px 4px 0; }
.rankchart .bar .val { position: absolute; top: -1px; font-size: 11px; color: var(--muted); white-space: nowrap; padding-left: 4px; font-variant-numeric: tabular-nums; }
.rankchart .bar.home .nm, .rankchart .bar.home .val { color: var(--home); font-weight: 700; }
.rankchart .bar.home .fill { background: var(--home); }
@media (prefers-color-scheme: dark) { .rankchart .bar .fill { background: #4a525d; } }
@media (max-width: 420px) { .rankchart { grid-template-columns: 1fr; } }
@media (pointer: coarse) {
  select, input[type=number], input[type=text], .switch, label.chk, th .sort { min-height: 44px; }
  input[type=range] { height: 44px; }
  .maplibregl-ctrl-group button { width: 44px !important; height: 44px !important; }
  .maplibregl-ctrl-attrib-button { width: 44px !important; height: 44px !important; }
}
.warn { margin: 0 0 6px; color: var(--warn); font-size: 13px; }
@media (pointer: coarse) { .seg button, .chips button, .btn, th .sort, .linklike { min-width: 44px; } }
/* ---- v20: section headers are clear accordion buttons on every browser (WebKit ignores display:flex on <summary>) ---- */
.tool > summary { display: block; position: relative; padding: 10px 76px 10px 0; min-height: 44px; line-height: 1.35; }
.tool > summary::before { content: ''; display: inline-block; width: 7px; height: 7px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: rotate(-45deg); margin: 0 10px 2px 2px; vertical-align: middle; transition: transform .15s; }
.tool[open] > summary::before { transform: rotate(45deg); }
.tool > summary::after { content: 'Show'; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-size: 12px; font-weight: 600; letter-spacing: 0; text-transform: none; color: var(--accent); border: 1px solid var(--accent); border-radius: 999px; padding: 3px 12px; }
.tool[open] > summary::after { content: 'Hide'; }
.tool > summary:hover::after { background: var(--accent); color: var(--panel); }
summary::marker { content: ''; }
@media print { .tool > summary::after { display: none; } }
@media print {
  #printSheet .ps { break-inside: avoid; page-break-inside: avoid; margin-bottom: 8pt; }
  #printSheet .settings-page { break-before: page; page-break-before: always; }
  #printSheet table.settings { width: 100%; border-collapse: collapse; }
  #printSheet table.settings { table-layout: fixed; }
  #printSheet table.settings th { text-align: left; width: 1.9in; vertical-align: top; padding: 2pt 8pt 2pt 0; font-weight: 600; white-space: normal; }
  #printSheet table.settings td { padding: 2pt 0; white-space: normal; overflow-wrap: anywhere; }
  #printSheet table.settings tr { border-bottom: 1px solid #ddd; }
  #printSheet .reopen { display: flex; gap: 12pt; align-items: flex-start; margin-top: 10pt; }
  #printSheet .reopen .qr { width: 1.4in; height: 1.4in; image-rendering: pixelated; flex: none; }
  #printSheet .reopen .link { font-size: 8pt; word-break: break-all; font-family: ui-monospace, Menlo, monospace; }
  #printSheet h2 { break-after: avoid; page-break-after: avoid; }
  #printSheet .maps.one img { max-height: 5in; }
  #printSheet .maps img { width: 50%; }
  #printSheet .maps.one img { width: 100%; }
}
@media (pointer: coarse) { #dataTool a, .foot a { display: inline-block; min-height: 44px; line-height: 44px; } }
#csvButtons { flex-wrap: wrap; }
/* ---- v28 ---- */
.map-close { position: absolute; top: 10px; right: 56px; z-index: 3; font: inherit; font-size: 13px; font-weight: 600; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--panel); color: var(--fg); cursor: pointer; box-shadow: 0 1px 4px rgba(0,0,0,.2); }
.map-close:hover { background: var(--accent); color: var(--panel); }
.total-space { margin: 0; font-size: 14px; background: var(--in-bg); border-radius: 6px; padding: 6px 10px; }
.group-h .group-toggle { all: unset; display: flex; align-items: center; gap: 8px; width: 100%; cursor: pointer; }
.group-h .group-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
.group-h .chev { margin-left: auto; font-size: 12px; font-family: var(--body); font-weight: 600; color: var(--accent); border: 1px solid var(--accent); border-radius: 999px; padding: 2px 10px; }
body.basic .group-h .chev { display: none; }
body.basic .group-h .group-toggle { cursor: default; }
body.adv .group.collapsed > :not(.group-h) { display: none !important; }
@media (max-width: 760px) { .map-close { right: 10px; top: auto; bottom: calc(50% + 10px); } }
#luTable .sep { border-left: 2px solid var(--line); }
#luTable .tot { border-left: 2px solid var(--fg); font-weight: 700; }
#luTable th .sort { white-space: normal; text-align: inherit; }
@media (pointer: coarse) { .group-h .group-toggle { min-height: 44px; } }
@media (pointer: coarse) { .map-close { min-height: 44px; } } .chips[role=group] { flex-wrap: wrap; }

/* saved settings */
.saved { list-style: none; padding: 0; margin: 6px 0 0; display: grid; gap: 8px; }
.saved li { border: 1px solid var(--line, #ddd); border-radius: 6px; padding: 8px 10px; }
.saved li.hint { border: 0; padding: 0; }
.saved li b { display: block; }
.saved .row { margin-top: 6px; gap: 8px; }