/* Layout: one screen in daylight. Header, then the customer under a striped
   bazaar awning, then the wooden stall of goods, then the basket bar.
   A single light look by choice: it is a daytime market. */
:root {
  --sky: #cfeae6;
  --sky-2: #9fd3cc;
  --awning-a: #a3202f;
  --awning-b: #f2dfb6;
  --wood: #6e4325;
  --wood-2: #8a5631;
  --wood-line: #57341c;
  --card: #fffdf8;
  --ink: #2b1b10;
  --muted: #6d5a4c;
  --line: rgba(43, 27, 16, 0.14);
  --saffron: #f5a83b;
  --saffron-ink: #2b1605;
  --good: #1f7a4d;
  --bad: #c0392b;

  --f-display: 'Unbounded', 'Arial Black', system-ui, sans-serif;
  --f-body: 'Onest', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --app-h: 100%;
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
button { -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; }
body { margin: 0; background: var(--wood); color: var(--ink); font-family: var(--f-body); font-size: 15px; overflow: hidden; }

.app {
  position: fixed; left: 0; right: 0; top: 0;
  height: var(--app-h);
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  background: var(--wood);
}

/* header */
.top {
  display: flex; align-items: center; gap: 12px;
  padding-block: 8px;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  background: var(--card);
  border-bottom: 1px solid var(--line);
}
.back { flex: none; color: var(--muted); text-decoration: none; font-size: 13px; font-weight: 500; padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; white-space: nowrap; }
.back:hover { color: var(--ink); }
.brand { font-family: var(--f-display); font-weight: 800; font-size: 16px; color: var(--awning-a); }
.hud { flex: 1; display: flex; justify-content: center; gap: 22px; margin: 0; }
.stat { display: flex; flex-direction: column; align-items: center; }
.stat dt { font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }
.stat dd { margin: 0; font-family: var(--f-display); font-weight: 700; font-size: 16px; font-variant-numeric: tabular-nums; }
.icon-btn { appearance: none; border: 1px solid var(--line); background: transparent; color: var(--ink); width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; cursor: pointer; flex: none; }
.icon-btn svg path { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.icon-btn svg .spk { fill: currentColor; }
.icon-btn .cross { display: none; }
.icon-btn[aria-pressed="true"] .wave { display: none; }
.icon-btn[aria-pressed="true"] .cross { display: inline; }

/* scene */
.scene { position: relative; background: linear-gradient(180deg, var(--sky) 0%, var(--sky-2) 100%); }
.awning {
  height: 28px;
  background: repeating-linear-gradient(90deg, var(--awning-a) 0 34px, var(--awning-b) 34px 68px);
  -webkit-mask: radial-gradient(17px 12px at 17px 28px, transparent 98%, #000) 0 0 / 34px 28px repeat-x;
          mask: radial-gradient(17px 12px at 17px 28px, transparent 98%, #000) 0 0 / 34px 28px repeat-x;
  filter: drop-shadow(0 3px 0 rgba(0, 0, 0, 0.12));
}
.scene-in {
  display: flex; align-items: flex-end; gap: 14px;
  max-width: 760px; margin: 0 auto;
  padding-block: 8px 0;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.customer { flex: none; width: 104px; height: 128px; transition: transform 0.4s ease, opacity 0.4s ease; }
.customer svg { width: 100%; height: 100%; display: block; }
.customer.is-out { transform: translateX(-140%); opacity: 0; }
.customer.is-in { animation: walk-in 0.45s ease-out; }
@keyframes walk-in { from { transform: translateX(-120%); opacity: 0; } }
.customer.is-angry { animation: stomp 0.4s; }
@keyframes stomp { 30% { transform: translateY(-6px); } 60% { transform: translateY(0); } }

.bubble {
  position: relative;
  flex: 1; min-width: 0;
  margin-bottom: 14px;
  background: var(--card);
  border-radius: 16px;
  padding: 14px 16px 18px;
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.08);
  display: flex; flex-direction: column; gap: 8px;
}
.bubble::before { content: ""; position: absolute; left: -9px; bottom: 26px; border: 10px solid transparent; border-right-color: var(--card); border-left: 0; }
.order { margin: 0; font-family: var(--f-display); font-weight: 500; font-size: clamp(16px, 2.4vw + 8px, 22px); line-height: 1.35; text-wrap: balance; }
.order .num { color: var(--awning-a); font-weight: 700; }
.trans { margin: 0; color: var(--muted); font-size: 14px; }
.ask { margin: 0 0 6px; font-weight: 700; }
.price-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.price-row button {
  appearance: none; font: 700 16px/1 var(--f-display); padding: 12px 4px; border-radius: 12px;
  border: 1.5px solid var(--line); background: #fff; color: var(--ink); cursor: pointer; font-variant-numeric: tabular-nums;
}
.price-row button small { display: block; font: 500 10px/1 var(--f-body); color: var(--muted); margin-top: 4px; }
.price-row button:hover:not(:disabled) { border-color: var(--saffron); }
.price-row button:disabled { opacity: 0.35; text-decoration: line-through; cursor: default; }
.msg { margin: 0; min-height: 1.2em; font-size: 14px; font-weight: 600; }
.msg.is-bad { color: var(--bad); }
.msg.is-good { color: var(--good); }
.patience { position: absolute; left: 16px; right: 16px; bottom: 7px; height: 5px; border-radius: 3px; background: rgba(43, 27, 16, 0.1); overflow: hidden; }
.patience i { display: block; height: 100%; width: 100%; background: var(--good); transform-origin: left; border-radius: 3px; }
.patience i.is-mid { background: var(--saffron); }
.patience i.is-low { background: var(--bad); }

/* stall */
.stall {
  min-height: 0; overflow-y: auto;
  padding-block: 14px;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  background:
    repeating-linear-gradient(180deg, transparent 0 46px, var(--wood-line) 46px 48px),
    linear-gradient(180deg, var(--wood-2), var(--wood));
}
.goods { max-width: 760px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); gap: 10px; }
.good {
  appearance: none; border: 0; cursor: pointer; touch-action: manipulation;
  background: var(--card); border-radius: 14px; padding: 10px 6px 9px;
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  box-shadow: 0 3px 0 rgba(0, 0, 0, 0.22);
  color: var(--ink); font: inherit;
  transition: transform 0.08s ease;
}
.good:active { transform: translateY(2px); box-shadow: 0 1px 0 rgba(0, 0, 0, 0.22); }
.good .ic { font-size: 32px; line-height: 1.1; }
.good .nm { font-family: var(--f-display); font-weight: 500; font-size: 14px; }
.good .pr { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.good.is-in { box-shadow: 0 0 0 2.5px var(--saffron), 0 3px 0 rgba(0, 0, 0, 0.22); }
.good .badge { position: absolute; }

/* basket bar */
.bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px;
  padding-block: 10px;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  background: var(--card);
  border-top: 3px solid var(--wood-line);
}
.basket { flex: 1 1 300px; min-width: 0; display: flex; align-items: center; gap: 10px; }
.basket-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); flex: none; }
.basket-list { list-style: none; margin: 0; padding: 0; display: flex; gap: 6px; overflow-x: auto; min-width: 0; flex: 1; scrollbar-width: thin; }
.basket-list li { flex: none; display: flex; align-items: center; gap: 6px; background: #f6efe1; border-radius: 999px; padding: 4px 4px 4px 10px; font-weight: 600; font-size: 14px; white-space: nowrap; }
.basket-list li.empty { background: none; color: var(--muted); font-weight: 400; padding: 0; white-space: normal; font-size: 13px; }
.basket-list button { appearance: none; border: 0; width: 24px; height: 24px; border-radius: 50%; background: var(--card); color: var(--ink); font-weight: 700; cursor: pointer; line-height: 1; }
.bar-actions { display: flex; gap: 8px; margin-left: auto; }

.btn-primary, .btn-ghost { appearance: none; font: 700 15px/1 var(--f-body); border-radius: 999px; cursor: pointer; padding: 12px 18px; border: 1.5px solid transparent; }
.btn-primary { font-family: var(--f-display); background: var(--saffron); color: var(--saffron-ink); }
.btn-primary:hover:not(:disabled) { background: #ffb954; }
.btn-primary:disabled { opacity: 0.5; cursor: default; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:disabled { opacity: 0.45; cursor: default; }
.btn-big { font-size: 17px; padding: 14px 26px; }
:focus-visible { outline: 2px solid var(--awning-a); outline-offset: 2px; }

/* overlays */
.overlay {
  position: absolute; inset: 0; z-index: 5; overflow-y: auto;
  display: flex; justify-content: center; align-items: flex-start;
  padding-block: 28px 48px;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  background: rgba(207, 234, 230, 0.94);
}
.panel { width: 100%; max-width: 560px; margin-block: auto; display: flex; flex-direction: column; gap: 18px; background: var(--card); border-radius: 22px; padding: 28px; box-shadow: 0 6px 0 var(--wood-line); border-top: 10px solid var(--awning-a); }
.title { margin: 0; font-family: var(--f-display); font-weight: 800; font-size: clamp(48px, 12vw, 84px); line-height: 0.95; color: var(--awning-a); letter-spacing: -0.02em; }
.title-sm { margin: 0; font-family: var(--f-display); font-weight: 800; font-size: clamp(26px, 5vw, 38px); text-wrap: balance; }
.tagline { margin: -6px 0 0; font-size: 17px; color: var(--muted); }
.how { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.how li { display: flex; flex-direction: column; gap: 6px; font-weight: 600; font-size: 14px; line-height: 1.3; }
.how b { font-family: var(--f-display); width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: #f6efe1; color: var(--awning-a); }
.seg { border: 0; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.seg legend { padding: 0 0 6px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.seg button { appearance: none; font: 700 15px/1 var(--f-body); text-align: left; padding: 12px; border-radius: 12px; border: 1.5px solid var(--line); background: #fff; color: var(--ink); cursor: pointer; }
.seg button[aria-pressed="true"] { border-color: var(--saffron); background: #fff4e2; }
.start-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; }
.hint { margin: 0; color: var(--muted); font-size: 13.5px; }
.hint b { color: var(--ink); font-variant-numeric: tabular-nums; }
.row { display: flex; flex-wrap: wrap; gap: 10px; }
.result-big { display: flex; align-items: baseline; gap: 10px; }
.result-big span { font-family: var(--f-display); font-weight: 800; font-size: clamp(48px, 12vw, 76px); line-height: 1; color: var(--awning-a); font-variant-numeric: tabular-nums; }
.result-big small { color: var(--muted); font-size: 15px; }
.new-best { margin: -8px 0 0; color: var(--good); font-weight: 700; }
.result-grid { margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.result-grid div { padding: 10px 12px; box-shadow: 0 0 0 0.5px var(--line); }
.result-grid dt { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }
.result-grid dd { margin: 2px 0 0; font-family: var(--f-display); font-weight: 700; font-size: 20px; font-variant-numeric: tabular-nums; }
.list-title { margin: 0; font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); font-weight: 500; }
.learned { list-style: none; margin: -8px 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 2px 16px; }
.learned li { display: flex; gap: 8px; align-items: baseline; padding: 4px 0; border-bottom: 1px dotted var(--line); min-width: 0; }
.learned b { font-family: var(--f-display); font-weight: 500; font-size: 14px; color: var(--awning-a); white-space: nowrap; }
.learned span { color: var(--muted); font-size: 13.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

@media (max-width: 560px) {
  .brand { display: none; }
  .back span + span { display: none; }
  .back { padding: 6px 10px; }
  .customer { width: 72px; height: 90px; }
  .bubble { padding: 12px 12px 16px; margin-bottom: 10px; }
  .goods { grid-template-columns: repeat(4, 1fr); gap: 8px; }
  .good { padding: 8px 2px 7px; }
  .good .ic { font-size: 26px; }
  .good .nm { font-size: 12px; }
  .good .pr { font-size: 11px; }
  .bar-actions { width: 100%; }
  .bar-actions .btn-primary { flex: 1; }
  .price-row { grid-template-columns: repeat(2, 1fr); }
  .panel { padding: 22px 18px; }
  .how { grid-template-columns: 1fr; }
  .how li { flex-direction: row; align-items: center; gap: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  .customer, .good { transition: none; }
  .customer.is-in, .customer.is-angry { animation: none; }
}