:root {
  color-scheme: light;
  --bg: #f6f4ef;
  --surface: #fffdf8;
  --ink: #20231f;
  --muted: #6b7068;
  --line: #ded8ca;
  --green: #2f7d58;
  --blue: #315d7c;
  --red: #b84532;
  --amber: #9d6b1d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.96);
}

h1, h2, h3, p { margin: 0; }
h1 { font-size: 22px; }
h2 { font-size: 18px; }
h3 { font-size: 16px; }

.eyebrow {
  color: var(--green);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.status-pill {
  max-width: 46vw;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  overflow-wrap: anywhere;
}

.status-pill.ready {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.tabs {
  position: sticky;
  top: 65px;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
  padding: 8px;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}

main {
  display: grid;
  gap: 12px;
  padding: 12px;
  padding-bottom: 80px;
}

section, .card {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

button, input, select, textarea {
  width: 100%;
  min-height: 42px;
  border-radius: 6px;
  font: inherit;
}

input, select, textarea {
  border: 1px solid var(--line);
  padding: 9px 10px;
  background: #fff;
  color: var(--ink);
}

button {
  border: 1px solid transparent;
  padding: 9px 11px;
  background: #fff;
  color: var(--ink);
  font-weight: 900;
}

button.primary, .tabs button.active {
  color: #fff;
  background: var(--green);
}

button.secondary {
  color: var(--blue);
  background: #e8f0f4;
  border-color: #c9d9e2;
}

button.danger {
  color: #fff;
  background: var(--red);
}

label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.grid { display: grid; gap: 10px; }
.two { grid-template-columns: 1fr 1fr; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.hidden { display: none !important; }

.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.row strong, .row span { overflow-wrap: anywhere; }

.summary {
  display: grid;
  gap: 7px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}

.summary div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.summary .total {
  padding-top: 7px;
  border-top: 1px solid var(--line);
  font-size: 20px;
  font-weight: 900;
}

.banner {
  padding: 9px 10px;
  border: 1px solid #d8c982;
  border-radius: 6px;
  background: #fff8d8;
  color: #4f4515;
  font-weight: 900;
}

.scanner-panel {
  display: grid;
  gap: 8px;
}

.scanner-video {
  width: 100%;
  max-height: 52vh;
  border: 2px solid var(--green);
  border-radius: 8px;
  background: #111;
  object-fit: cover;
}

.scanner-error {
  color: var(--red);
  font-weight: 900;
}

.product-list {
  max-height: 40vh;
  overflow: auto;
  display: grid;
  gap: 8px;
}

.product-list .row button,
.compact-button {
  width: 46px;
  min-width: 46px;
}

@media (min-width: 860px) {
  main {
    max-width: 980px;
    margin: 0 auto;
  }

  .desktop-two {
    grid-template-columns: 1fr 1fr;
  }
}