:root {
  --blue: #2f6fed;
  --orange: #f08a24;
  --bg: #fafafa;
  --panel: #ffffff;
  --ink: #222;
  --muted: #666;
  --line: #e2e2e2;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
}

.app {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 20px 40px;
}

h1 {
  font-size: 1.6rem;
  margin: 0 0 16px;
}

p {
  max-width: 62ch;
}

/* --- The two static schemas ------------------------------------------- */

.beach-figure {
  margin: 28px 0;
  padding: 8px 0 0;
}

.beach-svg {
  display: block;
  width: 100%;
  height: auto;
}

.beach-svg .vendor-label {
  font-size: 12px;
  fill: var(--muted);
  font-family: inherit;
}

.beach-svg .axis line {
  stroke: #222;
  stroke-width: 1;
}

.beach-svg .axis text {
  font-size: 13px;
  fill: var(--ink);
  font-family: inherit;
}

.beach-svg .walk line {
  stroke: var(--muted);
  stroke-width: 1;
  stroke-dasharray: 4 3;
}

.beach-svg .walk polygon {
  fill: var(--muted);
}

.beach-svg .walk text {
  font-size: 12px;
  fill: var(--muted);
  font-family: inherit;
}

/* Where a vendor used to stand, before the move that stole the strip. */
.beach-svg .ghost path,
.beach-svg .ghost circle {
  fill: none;
  stroke: #bbb;
  stroke-width: 1.2;
  stroke-dasharray: 3 2;
}

.beach-svg .move line {
  stroke: var(--blue);
  stroke-width: 1.5;
}

.beach-svg .move polygon {
  fill: var(--blue);
}

.beach-svg .steal rect {
  fill: none;
  stroke: var(--orange);
  stroke-width: 1.5;
  stroke-dasharray: 4 2;
}

.beach-svg .steal line {
  stroke: var(--orange);
  stroke-width: 1;
  stroke-dasharray: 3 2;
}

.beach-svg .steal text {
  font-size: 12px;
  fill: var(--orange);
  font-weight: 600;
  font-family: inherit;
}

.beach-svg .border-mark line {
  stroke: #222;
  stroke-width: 1;
}

.beach-svg .border-mark text {
  font-size: 13px;
  fill: var(--ink);
  font-weight: 600;
  font-family: inherit;
}

.beach-figure figcaption {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.85rem;
  max-width: 62ch;
}

/* --- The game --------------------------------------------------------- */

.game {
  margin: 28px 0;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.scoreboard {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin: 4px 0 16px;
  font-size: 0.95rem;
  color: var(--muted);
}

.scoreboard strong {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.score-you strong { color: var(--blue); }
.score-rival strong { color: var(--orange); }

/* The beach is the control: tap or drag anywhere on it to move your cart.
   touch-action keeps a drag from scrolling the page on a phone. */
#hg-beach {
  cursor: pointer;
  touch-action: none;
  border-radius: 4px;
}

#hg-beach:focus { outline: none; }

#hg-beach:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

#hg-howto {
  font-size: 12px;
  fill: var(--muted);
  font-family: inherit;
}

.buttons {
  display: flex;
  gap: 8px;
}

button {
  flex: 1;
  padding: 10px 12px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}

button:hover { background: #f4f4f4; }

button.primary {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

button.primary:hover { background: #245ad0; }

/* The box is held open at the height of the longest message it can show (see
   reserveHeight in hotelling.js), so centre the copy — otherwise a short line
   floats at the top of a tall box and reads as a mistake rather than as
   reserved space. The text must live in .verdict-body: flex wraps bare text in
   an anonymous item that wraps a line narrower than a block would, which would
   inflate the reserved height. */
.verdict {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-radius: 6px;
  border-left: 3px solid var(--line);
  background: #f7f7f7;
  color: var(--muted);
  font-size: 0.9rem;
  max-width: none;
  display: flex;
  align-items: center;
}

.verdict-body { flex: 1 1 100%; }

.verdict strong { color: var(--ink); }

.verdict.bad {
  border-left-color: var(--orange);
  background: #fff7ee;
}

.verdict.ok {
  border-left-color: var(--blue);
  background: #eef4ff;
}

@media (max-width: 34rem) {
  .buttons { flex-direction: column; }
}