:root {
  /* Единая спокойная гамма: нейтральные серые + один приглушённый акцент */
  --bg: #f4f5f7;
  --surface: #ffffff;
  --border: #e6e8ec;
  --border-strong: #d3d7de;
  --fg: #23272f;
  --muted: #767c88;
  --faint: #eef0f3;
  --accent: #4d61b8;
  --accent-hover: #41539c;
  --accent-weak: #e8ecf8;
  --ring: rgba(77, 97, 184, .18);
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(35, 39, 47, .04), 0 4px 14px rgba(35, 39, 47, .05);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  font-size: 14px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

#app {
  max-width: 640px;
  margin: 0 auto;
  padding: 20px 16px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* Header */
.app-head__title { margin: 0; font-size: 20px; font-weight: 700; letter-spacing: -.01em; }
.app-head__sub { margin: 4px 0 0; color: var(--muted); font-size: 13px; }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}
.card-title { font-size: 13px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; margin-bottom: 12px; }

/* Step labels */
.step-label { display: flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 600; margin-bottom: 10px; }
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent); color: #fff; font-size: 12px; font-weight: 700;
}
.hint { margin: 8px 0 0; font-size: 12px; color: var(--muted); }

/* Variable price panel — нейтральная, с акцентной полосой слева */
.var-panel {
  margin-top: 12px;
  padding: 12px;
  background: var(--faint);
  border: 1px solid var(--border-strong);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
}
.var-panel[hidden] { display: none; }
.var-panel__title { font-size: 13px; font-weight: 600; color: var(--fg); margin-bottom: 10px; }
.var-panel__row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field__label { font-size: 11px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
.field input { width: 120px; }

/* Inputs */
input[type="number"] {
  font: inherit;
  color: var(--fg);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  outline: none;
  transition: border-color .12s, box-shadow .12s;
}
input[type="number"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--ring);
}

/* Buttons */
.btn {
  font: inherit; font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 9px 16px;
  cursor: pointer;
  transition: background .12s, border-color .12s, color .12s;
}
.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-hover); }
.btn--lg { padding: 12px 22px; font-size: 15px; }
/* «Отменить заказ» — нейтральная, без красного (подтверждение в диалоге) */
.btn--ghost-danger { background: var(--surface); color: var(--muted); border-color: var(--border-strong); }
.btn--ghost-danger:hover { color: var(--fg); background: var(--faint); border-color: var(--border-strong); }

/* Cart */
.cart { display: flex; flex-direction: column; gap: 14px; }
.cart-empty { text-align: center; color: var(--muted); font-size: 13px; padding: 18px 0; }

.cart-group__name { font-size: 13px; font-weight: 600; color: var(--fg); margin-bottom: 6px; padding-bottom: 6px; border-bottom: 1px solid var(--border); }
.cart-group__subtotal { text-align: right; color: var(--muted); font-size: 12px; margin-top: 6px; }

.cart-row {
  display: grid;
  grid-template-columns: 1fr auto auto auto auto auto;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
}
.cart-row + .cart-row { border-top: 1px solid var(--faint); }
.cart-row--unavailable { opacity: .55; }
.cart-row__name { font-weight: 500; }
.cart-row__mult { color: var(--muted); }
.num-input { width: 72px; text-align: right; }

.cart-row__price--fixed { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; color: var(--fg); }
.badge-fixed {
  font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: .03em;
  color: var(--muted); background: var(--faint); border: 1px solid var(--border);
  border-radius: 5px; padding: 1px 5px; cursor: help;
}
.cart-row__total { font-weight: 700; white-space: nowrap; text-align: right; min-width: 78px; }

.icon-btn {
  border: 1px solid var(--border); background: var(--surface); color: var(--muted);
  width: 28px; height: 28px; border-radius: var(--radius-sm); cursor: pointer;
  font-size: 18px; line-height: 1; display: inline-flex; align-items: center; justify-content: center;
  transition: color .12s, border-color .12s, background .12s;
}
.icon-btn:hover { color: var(--fg); border-color: var(--border-strong); background: var(--faint); }

/* Notices inside a row — нейтральные */
.row-notice {
  grid-column: 1 / -1;
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  font-size: 12px; color: var(--fg); background: var(--faint);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm); padding: 6px 8px; margin-top: 2px;
}
.row-notice .btn { padding: 4px 10px; font-size: 12px; background: var(--accent); color: #fff; }
.row-notice .btn:hover { background: var(--accent-hover); }

/* Totals */
.totals {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
  display: flex; flex-direction: column; gap: 8px;
}
.totals__row { display: flex; justify-content: space-between; align-items: baseline; font-size: 14px; color: var(--muted); }
.totals__row[hidden] { display: none; }
.totals__row span:last-child { color: var(--fg); font-variant-numeric: tabular-nums; }
.totals__row--grand { font-size: 20px; font-weight: 700; padding-top: 8px; border-top: 1px solid var(--border); }
.totals__row--grand span { color: var(--fg); }

.totals__actions { display: flex; gap: 10px; margin-top: 6px; }
.totals__actions .btn--lg { flex: 1; }

.status { font-size: 13px; color: var(--muted); min-height: 18px; }
.status--error { color: #b23b3b; }

/* TomSelect (поиск товара + мультивыбор скидок) */
.ts-control {
  border: 1px solid var(--border-strong) !important;
  border-radius: var(--radius-sm) !important;
  padding: 7px 10px !important;
  min-height: 40px;
  box-shadow: none !important;
  gap: 6px;
}
.ts-control.focus { border-color: var(--accent) !important; box-shadow: 0 0 0 3px var(--ring) !important; }
.ts-dropdown { border-radius: var(--radius-sm) !important; border-color: var(--border-strong) !important; box-shadow: var(--shadow) !important; margin-top: 4px; }
.ts-dropdown .active { background: var(--accent-weak) !important; color: var(--accent) !important; }
/* чипы выбранных скидок */
.ts-control .item {
  background: var(--accent-weak) !important;
  color: var(--accent) !important;
  border: 0 !important;
  border-radius: 6px !important;
  padding: 2px 6px !important;
  font-weight: 500;
}
.ts-control .item .remove { border: 0 !important; color: var(--accent) !important; opacity: .6; }
.ts-control .item .remove:hover { opacity: 1; background: transparent !important; }

@media (max-width: 480px) {
  .cart-row { grid-template-columns: 1fr auto auto; grid-row-gap: 4px; }
  .cart-row__name { grid-column: 1 / -1; }
  .var-panel__row { flex-direction: column; align-items: stretch; }
  .field input { width: 100%; }
}