/* Цвета берутся из темы Telegram (--tg-theme-*); --fb-* — запасные значения для браузера */
:root {
  --fb-bg: #f1f2f6;
  --fb-surface: #ffffff;
  --fb-text: #0f1419;
  --fb-hint: #6b7480;
  --fb-link: #2481cc;
  --fb-button: #2481cc;
  --fb-button-text: #ffffff;
  --fb-separator: #e3e6eb;
  --fb-danger: #e5484d;
  --good: #1a8f4c;
  --good-bg: rgba(26, 143, 76, 0.11);
  --promo: #d93036;
  --promo-bg: rgba(217, 48, 54, 0.1);
  --warn: #9a5a00;
  --warn-bg: rgba(214, 140, 0, 0.13);
  --shadow: 0 1px 2px rgba(15, 20, 25, 0.06);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --fb-bg: #0e1621;
    --fb-surface: #17212b;
    --fb-text: #f2f4f5;
    --fb-hint: #7d8b99;
    --fb-link: #6ab3f3;
    --fb-button: #5288c1;
    --fb-separator: #24303d;
    --fb-danger: #ef5b5b;
    --good: #4cc27e;
    --good-bg: rgba(76, 194, 126, 0.15);
    --promo: #ff6b6b;
    --promo-bg: rgba(255, 107, 107, 0.14);
    --warn: #f0b04a;
    --warn-bg: rgba(240, 176, 74, 0.14);
    --shadow: none;
  }
}
:root[data-theme="dark"] {
  --fb-bg: #0e1621;
  --fb-surface: #17212b;
  --fb-text: #f2f4f5;
  --fb-hint: #7d8b99;
  --fb-link: #6ab3f3;
  --fb-button: #5288c1;
  --fb-separator: #24303d;
  --fb-danger: #ef5b5b;
  --good: #4cc27e;
  --good-bg: rgba(76, 194, 126, 0.15);
  --promo: #ff6b6b;
  --promo-bg: rgba(255, 107, 107, 0.14);
  --warn: #f0b04a;
  --warn-bg: rgba(240, 176, 74, 0.14);
  --shadow: none;
}
:root {
  --bg: var(--tg-theme-secondary-bg-color, var(--fb-bg));
  --surface: var(--tg-theme-section-bg-color, var(--tg-theme-bg-color, var(--fb-surface)));
  --text: var(--tg-theme-text-color, var(--fb-text));
  --hint: var(--tg-theme-hint-color, var(--fb-hint));
  --link: var(--tg-theme-link-color, var(--fb-link));
  --accent: var(--tg-theme-button-color, var(--fb-button));
  --accent-text: var(--tg-theme-button-text-color, var(--fb-button-text));
  --separator: var(--tg-theme-section-separator-color, var(--fb-separator));
  --danger: var(--tg-theme-destructive-text-color, var(--fb-danger));
  --accent-soft: rgba(36, 129, 204, 0.12);
  --accent-soft: color-mix(in srgb, var(--accent) 13%, transparent);
  --radius: 14px;
  --tabs-h: 60px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.view { max-width: 640px; margin: 0 auto; padding: 8px 16px calc(var(--tabs-h) + 28px + env(safe-area-inset-bottom)); }
.page-head { padding: 12px 4px 8px; }
.page-head h1 { margin: 0; font-size: 26px; font-weight: 700; letter-spacing: -0.01em; }
.page-head .hint { margin: 4px 0 0; font-size: 15px; }
.hint { color: var(--hint); }
.small { font-size: 13px; }
.center { text-align: center; }
.mt { margin-top: 10px; }
.section-title {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  margin: 22px 4px 8px; font-size: 13px; font-weight: 600; color: var(--hint);
  text-transform: uppercase; letter-spacing: 0.04em;
}

/* Списки */
.group { background: var(--surface); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.row { display: flex; align-items: center; gap: 12px; min-height: 52px; padding: 8px 12px 8px 14px; }
.row + .row { border-top: 1px solid var(--separator); }
.row-main { flex: 1; min-width: 0; display: flex; flex-direction: column; align-items: flex-start; gap: 2px; padding: 4px 0; text-align: left; }
.row-main .title { font-weight: 500; overflow-wrap: anywhere; }
.row-main .sub { font-size: 13px; color: var(--hint); overflow-wrap: anywhere; }

.check {
  flex: none; width: 26px; height: 26px; border-radius: 50%;
  border: 2px solid var(--separator); display: grid; place-items: center;
  transition: background 0.15s, border-color 0.15s;
}
.check[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); }
.check[aria-pressed="true"]::after {
  content: ""; width: 10px; height: 6px; margin-top: -2px;
  border: 2px solid var(--accent-text); border-top: 0; border-right: 0; transform: rotate(-45deg);
}
.item.checked .title { text-decoration: line-through; color: var(--hint); }

.stepper { flex: none; display: flex; align-items: center; background: var(--bg); border-radius: 10px; }
.stepper button { width: 36px; height: 36px; font-size: 20px; line-height: 1; color: var(--accent); }
.stepper button:disabled { color: var(--hint); opacity: 0.45; cursor: default; }
.stepper span { min-width: 56px; text-align: center; font-size: 14px; font-variant-numeric: tabular-nums; }

/* Поля ввода */
.input {
  width: 100%; padding: 12px 14px; border-radius: 12px; outline: none;
  border: 1px solid var(--separator); background: var(--surface); font-size: 16px;
}
.input:focus { border-color: var(--accent); }
textarea.input { resize: vertical; }
select.input { appearance: none; padding-right: 36px; background-image: linear-gradient(45deg, transparent 50%, var(--hint) 50%), linear-gradient(-45deg, transparent 50%, var(--hint) 50%); background-position: right 18px center, right 13px center; background-size: 5px 5px; background-repeat: no-repeat; }
.sheet .input { background-color: var(--bg); }
.field-label { display: block; margin: 14px 0 6px; font-size: 13px; font-weight: 600; color: var(--hint); }
.field-label b { color: var(--text); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
input[type="range"] { width: 100%; accent-color: var(--accent); }

.add-box { position: relative; margin: 4px 0 12px; }
.suggest {
  position: absolute; z-index: 20; left: 0; right: 0; top: calc(100% + 6px);
  max-height: 50vh; overflow-y: auto; background: var(--surface);
  border-radius: 12px; box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18);
}
.add-box.in-sheet { margin: 0; }
.add-box.in-sheet .suggest { position: static; margin-top: 6px; box-shadow: none; border: 1px solid var(--separator); }
.suggest-item { display: flex; justify-content: space-between; align-items: center; gap: 12px; width: 100%; padding: 12px 14px; text-align: left; }
.suggest-item + .suggest-item { border-top: 1px solid var(--separator); }
.suggest-item .hint { flex: none; font-size: 13px; }
.suggest-item.free { color: var(--link); }

/* Чипы */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips.scroll { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; margin: 0 -16px; padding: 2px 16px; }
.chips.scroll::-webkit-scrollbar { display: none; }
.chip {
  flex: none; padding: 8px 12px; border-radius: 999px; white-space: nowrap; font-size: 14px;
  background: var(--surface); border: 1px solid var(--separator); box-shadow: var(--shadow);
}
.chip.on { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }

/* Кнопки */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 10px 16px; border-radius: 12px; font-size: 15px; font-weight: 600;
}
.btn-primary { background: var(--accent); color: var(--accent-text); }
.btn-secondary { background: var(--accent-soft); color: var(--accent); }
.btn-danger { color: var(--danger); background: var(--bg); }
.btn-block { width: 100%; }
.btn-small { min-height: 36px; padding: 6px 12px; font-size: 14px; }
.btn:disabled { opacity: 0.5; cursor: default; }
.link-btn { color: var(--link); font-size: 13px; font-weight: 600; text-transform: none; letter-spacing: 0; }
.icon-btn {
  flex: none; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
  font-size: 20px; line-height: 1; color: var(--accent); background: var(--accent-soft);
}
.icon-btn.danger { color: var(--danger); background: var(--bg); }
.cta-bar { position: sticky; z-index: 5; bottom: calc(var(--tabs-h) + env(safe-area-inset-bottom) + 12px); margin-top: 18px; }
.cta-bar .btn { box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18); }

/* Карточки вариантов */
.card { background: var(--surface); border-radius: var(--radius); padding: 14px; box-shadow: var(--shadow); }
.card + .card { margin-top: 10px; }
.card-label { margin-bottom: 8px; font-size: 12px; font-weight: 700; color: var(--hint); text-transform: uppercase; letter-spacing: 0.05em; }
.card.best { outline: 2px solid var(--good); outline-offset: -1px; }
.card.best .card-label { color: var(--good); }
.notice { background: var(--warn-bg); box-shadow: none; }
.notice .link-btn { margin-left: 4px; }
.variant-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.variant-chains { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font-size: 17px; font-weight: 600; }
.variant-total { font-size: 24px; font-weight: 750; white-space: nowrap; font-variant-numeric: tabular-nums; }
.variant-meta, .variant-where { margin-top: 4px; font-size: 14px; color: var(--hint); }
.saving { display: inline-block; margin-top: 8px; padding: 4px 10px; border-radius: 8px; background: var(--good-bg); color: var(--good); font-size: 14px; font-weight: 600; }
.saving.tiny { margin: 0 0 0 6px; padding: 1px 6px; font-size: 12px; }
.coverage { margin-top: 8px; font-size: 13px; color: var(--hint); }
.coverage.warn { color: var(--warn); }
.card-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.chain-tag { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.chain-tag i { flex: none; width: 10px; height: 10px; border-radius: 50%; }
.plus { color: var(--hint); font-weight: 400; }

.details { margin-top: 12px; padding-top: 2px; border-top: 1px solid var(--separator); }
.details-title { margin: 12px 0 2px; font-size: 13px; font-weight: 600; color: var(--hint); }
.line { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; }
.line + .line { border-top: 1px dashed var(--separator); }
.line-main { min-width: 0; }
.line-title { font-weight: 500; }
.line-sub { font-size: 13px; color: var(--hint); overflow-wrap: anywhere; }
.line-price { flex: none; display: flex; flex-direction: column; align-items: flex-end; gap: 2px; font-weight: 600; text-align: right; font-variant-numeric: tabular-nums; }
.line-price .hint { font-weight: 400; }
.promo { display: inline-block; padding: 1px 6px; border-radius: 6px; background: var(--promo-bg); color: var(--promo); font-size: 12px; font-weight: 700; }

.table-wrap { overflow-x: auto; background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); }
.matrix { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
.matrix th, .matrix td { padding: 10px; text-align: right; white-space: nowrap; border-bottom: 1px solid var(--separator); }
.matrix th:first-child, .matrix td:first-child { position: sticky; left: 0; z-index: 1; min-width: 120px; max-width: 160px; text-align: left; white-space: normal; background: var(--surface); }
.matrix thead th { font-size: 12px; font-weight: 600; color: var(--hint); }
.matrix tr:last-child td { border-bottom: 0; }
.matrix td.cheapest { color: var(--good); font-weight: 700; }
.dot-promo { display: inline-block; width: 6px; height: 6px; margin-left: 4px; border-radius: 50%; background: var(--promo); vertical-align: middle; }

.deal-price { flex: none; display: flex; flex-direction: column; align-items: flex-end; gap: 2px; font-variant-numeric: tabular-nums; }
.deal-price s { font-size: 13px; color: var(--hint); }

/* Добавить цену */
.actions-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.action-card {
  display: flex; flex-direction: column; align-items: flex-start; gap: 6px; min-height: 124px;
  padding: 14px; border-radius: var(--radius); text-align: left; background: var(--surface); box-shadow: var(--shadow);
}
.action-card .icon { width: 28px; height: 28px; color: var(--accent); }
.action-card b { font-size: 16px; }
.action-card small { font-size: 13px; color: var(--hint); }
.action-card:disabled { opacity: 0.55; cursor: default; }
.receipt-items { margin: 12px 0; max-height: 280px; overflow-y: auto; }
.receipt-item { display: flex; justify-content: space-between; gap: 12px; padding: 5px 0; font-size: 14px; }
.receipt-item .ok { color: var(--good); }
.receipt-item .unknown { color: var(--hint); }
.receipt-item > span:last-child { flex: none; font-variant-numeric: tabular-nums; }

/* Профиль */
.segmented { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; padding: 4px; border-radius: 12px; background: var(--surface); box-shadow: var(--shadow); }
.segmented button { padding: 10px 4px; border-radius: 9px; font-size: 14px; font-weight: 600; color: var(--hint); }
.segmented button.on { background: var(--accent); color: var(--accent-text); }
.stat { display: flex; justify-content: space-between; gap: 12px; }
.stat b { font-variant-numeric: tabular-nums; }
.invite-link { margin: 6px 0 0; font-size: 14px; overflow-wrap: anywhere; }

/* Нижнее меню */
.tabs {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  display: grid; grid-template-columns: repeat(5, 1fr);
  height: calc(var(--tabs-h) + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom);
  background: var(--surface); border-top: 1px solid var(--separator);
}
.tab { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; min-width: 0; font-size: 11px; font-weight: 500; color: var(--hint); }
.tab span { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tab .icon { width: 24px; height: 24px; }
.tab.on { color: var(--accent); }
.icon { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Всплывающие окна */
.sheet-backdrop {
  position: fixed; inset: 0; z-index: 50; display: flex; align-items: flex-end; justify-content: center;
  background: rgba(0, 0, 0, 0); transition: background 0.2s;
}
.sheet-backdrop.open { background: rgba(0, 0, 0, 0.4); }
.sheet {
  width: 100%; max-width: 640px; max-height: 92vh; overflow-y: auto;
  padding: 8px 16px calc(16px + env(safe-area-inset-bottom));
  background: var(--surface); border-radius: 18px 18px 0 0;
  transform: translateY(100%); transition: transform 0.22s ease-out;
}
.sheet-backdrop.open .sheet { transform: none; }
.sheet-grip { width: 36px; height: 4px; margin: 0 auto 8px; border-radius: 2px; background: var(--separator); }
.sheet-title { margin: 4px 0; font-size: 20px; }
.sheet-actions { display: flex; gap: 10px; margin-top: 18px; }
.sheet-actions .btn { flex: 1; }
.map { height: 55vh; margin-top: 8px; border-radius: 12px; overflow: hidden; background: var(--bg); }

.toast {
  position: fixed; left: 50%; z-index: 60; bottom: calc(var(--tabs-h) + env(safe-area-inset-bottom) + 16px);
  max-width: calc(100% - 32px); padding: 10px 16px; border-radius: 12px;
  background: rgba(20, 24, 28, 0.92); color: #fff; font-size: 14px;
  opacity: 0; pointer-events: none; transform: translate(-50%, 20px); transition: opacity 0.2s, transform 0.2s;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

.skeleton { height: 96px; margin-top: 10px; border-radius: var(--radius); background: var(--surface); animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: 0.55; } }
.empty { padding: 40px 16px; text-align: center; }
.empty h2 { margin: 0 0 6px; font-size: 19px; }
.empty p { margin: 0 0 16px; color: var(--hint); }
.gate { min-height: 80vh; display: grid; place-items: center; }

@media (prefers-reduced-motion: reduce) {
  .skeleton { animation: none; }
  .sheet, .sheet-backdrop, .toast, .check { transition: none; }
}
@media (max-width: 360px) {
  .actions-grid { grid-template-columns: 1fr; }
  .variant-total { font-size: 21px; }
}