:root {
  --bg: #15141a;
  --surface: #1e1c24;
  --surface-2: #26232d;
  --border: #37333f;
  --ink: #ece7e2;
  --ink-dim: #a89fb0;
  --ember: #e08a4f;
  --teal: #5fb0a3;
  --good: #7cc276;
  --bad: #e2796a;
  --radius: 10px;
  --sidebar-w: 200px;
  --sans: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-variant-numeric: tabular-nums;
}

h1, h2 { font-family: var(--serif); font-weight: 600; margin: 0; text-wrap: balance; }

/* --- login --- */
#login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
#login-card {
  width: 100%;
  max-width: 360px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.8rem;
}
#login-card h1 { font-size: 1.4rem; margin-bottom: .3rem; }
#login-card p { color: var(--ink-dim); font-size: .88rem; margin: 0 0 1.4rem; }
#login-card label { display: block; font-size: .8rem; color: var(--ink-dim); margin: .9rem 0 .3rem; }
#login-card input {
  width: 100%; padding: .6rem .7rem; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 6px; color: var(--ink); font-size: .95rem; font-family: var(--sans);
}
#login-card input:focus { outline: 2px solid var(--teal); outline-offset: 1px; }
#login-card button {
  width: 100%; margin-top: 1.4rem; padding: .65rem; border: none; border-radius: 6px;
  background: var(--ember); color: #1a1208; font-weight: 600; font-size: .95rem; cursor: pointer;
}
#login-card button:hover { filter: brightness(1.08); }
#login-error { color: var(--bad); font-size: .85rem; margin-top: .8rem; min-height: 1.2em; }

/* --- app shell: sidebar + main --- */
#app { display: none; }
#app.ready { display: flex; min-height: 100vh; }

#sidebar {
  width: var(--sidebar-w); flex: 0 0 var(--sidebar-w); background: var(--surface);
  border-right: 1px solid var(--border); display: flex; flex-direction: column;
  padding: 1.4rem 1rem; position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
#sidebar .brand {
  font-family: var(--serif); font-size: 1.1rem; line-height: 1.25; margin-bottom: 1.6rem; padding: 0 .6rem;
}
.nav-item {
  display: block; width: 100%; text-align: left; background: none; border: none; color: var(--ink-dim);
  font-family: var(--sans); font-size: .88rem; padding: .55rem .6rem; border-radius: 7px; cursor: pointer;
  margin-bottom: .2rem;
}
.nav-item:hover { background: var(--surface-2); color: var(--ink); }
.nav-item.active { background: var(--ember); color: #1a1208; font-weight: 600; }
.nav-item.child { margin: 0 0 .2rem 1rem; padding-left: .6rem; border-left: 1px solid var(--border); font-size: .82rem; width: calc(100% - 1rem); }

.sidebar-bottom { margin-top: auto; display: flex; flex-direction: column; gap: .7rem; }
#range-select { display: flex; gap: .3rem; background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; padding: .25rem; }
#range-select button {
  flex: 1; border: none; background: transparent; color: var(--ink-dim); font-family: var(--mono);
  font-size: .76rem; padding: .35rem 0; border-radius: 6px; cursor: pointer;
}
#range-select button.active { background: var(--ember); color: #1a1208; }
#logout-btn {
  background: none; border: 1px solid var(--border); color: var(--ink-dim); border-radius: 6px;
  padding: .45rem .8rem; font-size: .8rem; cursor: pointer;
}
#logout-btn:hover { color: var(--ink); border-color: var(--ink-dim); }

#main { flex: 1 1 auto; min-width: 0; padding: 1.6rem 1.8rem 4rem; }
.page { display: none; }
.page.active { display: block; }
.page-title { font-size: 1.5rem; margin-bottom: 1.3rem; }
.hint { color: var(--ink-dim); font-size: .82rem; margin: -.3rem 0 .9rem; }

@media (max-width: 860px) {
  #app.ready { flex-direction: column; }
  #sidebar { width: 100%; flex: none; height: auto; position: static; flex-direction: row; flex-wrap: wrap; align-items: center; }
  #sidebar .brand { display: none; }
  .sidebar-bottom { margin-top: 0; margin-left: auto; flex-direction: row; }
  #main { padding: 1.2rem 1rem 3rem; }
}

.kpi-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: .9rem; margin-bottom: 1.6rem; }
@media (max-width: 900px) { .kpi-row { grid-template-columns: repeat(2, 1fr); } }
.kpi {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem 1.1rem;
}
.kpi .label { font-size: .74rem; color: var(--ink-dim); text-transform: uppercase; letter-spacing: .04em; margin-bottom: .5rem; }
.kpi .value { font-family: var(--serif); font-size: 1.5rem; }
.kpi .value.warn { color: var(--bad); }
.kpi .value.na { color: var(--ink-dim); font-family: var(--sans); font-size: 1rem; }

.grid2 { display: grid; grid-template-columns: 2fr 1fr; gap: 1rem; margin-bottom: 1.4rem; }
@media (max-width: 900px) { .grid2 { grid-template-columns: 1fr; } }
.grid2-even { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1.4rem; }
@media (max-width: 900px) { .grid2-even { grid-template-columns: 1fr; } }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.1rem 1.2rem;
  margin-bottom: 1.4rem;
}
.card h2 { font-size: 1rem; margin-bottom: .9rem; color: var(--ink); }
.card canvas { max-height: 280px; }

table { width: 100%; border-collapse: collapse; font-size: .87rem; }
th {
  text-align: left; font-family: var(--mono); font-size: .68rem; letter-spacing: .04em; text-transform: uppercase;
  color: var(--ink-dim); border-bottom: 1px solid var(--border); padding: .4rem .5rem;
}
td { padding: .45rem .5rem; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; }

.menu-row { display: flex; align-items: center; gap: .6rem; }
.menu-row-category { margin-bottom: .8rem; }
.menu-row-category .menu-orig-title { font-weight: 600; min-width: 12rem; margin: 0; font-size: 1rem; }
.menu-row-category .menu-display-title { flex: 1; max-width: 22rem; }
input.menu-display-title {
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px; padding: .3rem .5rem;
  color: var(--ink); font-size: .87rem; width: 100%; box-sizing: border-box;
}
textarea.menu-description {
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px; padding: .3rem .5rem;
  color: var(--ink); font-size: .82rem; width: 100%; min-width: 14rem; box-sizing: border-box;
  font-family: inherit; resize: vertical;
}
.row-move-btn {
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px; color: var(--ink);
  width: 1.6rem; height: 1.6rem; line-height: 1; cursor: pointer; font-size: .8rem; flex: 0 0 auto;
}
.row-move-btn:hover { border-color: var(--ink-dim); }
.menu-children { margin-top: .8rem; }
.menu-card { margin-bottom: .9rem; }
input.menu-visible { width: auto; }
.menu-collapse-btn {
  background: none; border: 0; color: var(--ink-dim); cursor: pointer; font-size: .8rem;
  width: 1.2rem; flex: 0 0 auto; padding: 0;
}
.menu-card_hidden .menu-orig-title { color: var(--ink-dim); text-decoration: line-through; }
.menu-card_hidden .menu-card-body { opacity: .5; }
.menu-card_collapsed .menu-card-body { display: none; }
.menu-row_hidden { opacity: .5; }
.menu-save-btn {
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px; color: var(--ink);
  padding: .3rem .6rem; font-size: .8rem; cursor: pointer; flex: 0 0 auto;
}
.menu-save-btn:hover { border-color: var(--accent, var(--ink-dim)); }
.menu-save-status {
  font-size: .8rem; color: #6fbf73; opacity: 0; transition: opacity .3s ease; white-space: nowrap;
}
.menu-save-status_visible { opacity: 1; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--surface-2); }

.tablewrap { overflow-x: auto; }
.pill { font-family: var(--mono); font-size: .7rem; padding: .1em .5em; border-radius: 99px; border: 1px solid var(--border); }
.pill.open { color: var(--good); border-color: var(--good); }
.pill.closed { color: var(--ink-dim); }
.pill.returned { color: var(--bad); border-color: var(--bad); }

.pager { display: flex; align-items: center; justify-content: center; gap: 1rem; margin-top: 1rem; }
.pager button {
  background: var(--surface-2); border: 1px solid var(--border); color: var(--ink); border-radius: 6px;
  padding: .4rem .8rem; font-size: .8rem; cursor: pointer;
}
.pager button:disabled { opacity: .4; cursor: default; }
.pager span { font-family: var(--mono); font-size: .78rem; color: var(--ink-dim); }

#loading, #error-banner { text-align: center; color: var(--ink-dim); padding: 2rem; font-size: .9rem; }
#error-banner { color: var(--bad); display: none; }

#insights-card { margin-bottom: 1.4rem; }
.insight {
  border-left: 3px solid var(--teal); padding: .8rem 1rem; margin-bottom: .8rem;
  background: var(--surface-2); border-radius: 0 8px 8px 0;
}
.insight:last-child { margin-bottom: 0; }
.insight.weekly { border-left-color: var(--ember); }
.insight-head { display: flex; justify-content: space-between; align-items: baseline; gap: .6rem; margin-bottom: .4rem; flex-wrap: wrap; }
.insight-head .title { font-family: var(--serif); font-size: 1rem; }
.insight-head .meta { font-family: var(--mono); font-size: .72rem; color: var(--ink-dim); white-space: nowrap; }
.insight .body { font-size: .87rem; color: var(--ink); line-height: 1.55; margin: 0; }
.badge-anomaly {
  background: var(--bad); color: #1a1208; font-family: var(--mono); font-size: .68rem;
  padding: .1em .5em; border-radius: 99px; margin-left: .5em;
}
#insights-empty { color: var(--ink-dim); font-size: .85rem; }

/* --- разбивка по категориям в ячейке таблицы смен --- */
.cat-breakdown { display: flex; flex-direction: column; gap: .1rem; font-size: .74rem; white-space: nowrap; }
.cat-breakdown .cat-row { display: flex; justify-content: space-between; gap: .6rem; color: var(--ink-dim); }
.cat-breakdown .cat-row b { color: var(--ink); font-weight: 500; }

/* --- показать ещё --- */
.load-more {
  display: block; margin: 1rem auto 0; background: var(--surface-2); border: 1px solid var(--border);
  color: var(--ink); border-radius: 6px; padding: .5rem 1.2rem; font-size: .82rem; cursor: pointer;
}
.load-more:hover { border-color: var(--ink-dim); }

/* --- мини-графики по категориям --- */
.mini-chart-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
@media (max-width: 760px) { .mini-chart-grid { grid-template-columns: 1fr; } }
.mini-chart-grid .card { margin-bottom: 0; }
.mini-chart-grid .card h2 { font-size: .88rem; }
.mini-chart-grid canvas { max-height: 180px; }
#chart-categories, #chart-revenue, .mini-chart-grid canvas { cursor: pointer; }

/* --- модалка деталей чека --- */
.modal-overlay {
  display: none; position: fixed; inset: 0; background: rgba(10,9,12,.6);
  align-items: center; justify-content: center; padding: 1.5rem; z-index: 50;
}
.modal-overlay.open { display: flex; }
/* Чек может открываться поверх уже открытой смены (drill-down внутри drill-down) */
#receipt-modal { z-index: 60; }
.modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  max-width: 520px; width: 100%; max-height: 85vh; overflow-y: auto; padding: 1.6rem; position: relative;
}
.modal-close {
  position: absolute; top: .8rem; right: 1rem; background: none; border: none; color: var(--ink-dim);
  font-size: 1.4rem; cursor: pointer; line-height: 1;
}
.modal-close:hover { color: var(--ink); }
.modal h2 { margin-bottom: .3rem; }
.modal .meta-row { color: var(--ink-dim); font-size: .82rem; margin-bottom: 1rem; }

/* --- общие мини-KPI (используются и в модалке чека, и на странице смены) --- */
.kpi-row-mini { display: grid; grid-template-columns: repeat(4, 1fr); gap: .7rem; margin-bottom: 1.2rem; }
@media (max-width: 600px) { .kpi-row-mini { grid-template-columns: repeat(2, 1fr); } }
.kpi-mini { background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; padding: .6rem .7rem; }
.kpi-mini .label { font-size: .68rem; color: var(--ink-dim); text-transform: uppercase; margin-bottom: .3rem; }
.kpi-mini .value { font-family: var(--serif); font-size: 1.1rem; }
.meta-row { color: var(--ink-dim); font-size: .82rem; margin-bottom: .5rem; }

/* --- страница деталей смены --- */
.back-btn {
  background: none; border: 1px solid var(--border); color: var(--ink-dim); border-radius: 6px;
  padding: .45rem .9rem; font-size: .85rem; cursor: pointer; margin-bottom: 1.2rem;
}
.back-btn:hover { color: var(--ink); border-color: var(--ink-dim); }
#day-detail-body h1 { font-size: 1.4rem; margin-bottom: .4rem; }
#day-detail-body h2 { font-size: .95rem; margin: 1.2rem 0 .8rem; }

/* --- кастомный период --- */
.hidden { display: none !important; }
#range-select { flex-wrap: wrap; }
#range-custom-toggle { flex: 0 0 auto !important; padding: .35rem .55rem !important; }
#range-custom-form {
  display: flex; flex-direction: column; gap: .5rem; background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 8px; padding: .7rem; font-size: .78rem;
}
#range-custom-form label { display: flex; flex-direction: column; gap: .25rem; color: var(--ink-dim); }
#range-custom-form input {
  background: var(--surface); border: 1px solid var(--border); border-radius: 6px; color: var(--ink);
  padding: .35rem .4rem; font-family: var(--mono); font-size: .78rem;
}
#range-custom-form button {
  background: var(--ember); color: #1a1208; border: none; border-radius: 6px; padding: .4rem; font-weight: 600; cursor: pointer;
}

/* --- разворачиваемые KPI-плитки категорий (позиции внутри категории) --- */
details.kpi { padding: 0; overflow: hidden; }
details.kpi summary { list-style: none; cursor: pointer; padding: 1rem 1.1rem; }
details.kpi summary::-webkit-details-marker { display: none; }
details.kpi summary::after {
  content: "▸"; float: right; color: var(--ink-dim); font-size: .68rem; transition: transform .15s; margin-top: .2em;
}
details.kpi[open] summary::after { transform: rotate(90deg); }
details.kpi[open] summary { border-bottom: 1px solid var(--border); }
details.kpi summary:hover .label { color: var(--ink); }
.kpi-expand-body { padding: .6rem 1.1rem .8rem; }
.kpi-expand-body table { font-size: .82rem; }

/* --- разворачиваемые строки категорий в таблицах (По категориям / День / Продажи) --- */
tr.cat-row { cursor: pointer; }
tr.cat-row:hover td { background: var(--surface-2); }
tr.cat-row .chev { display: inline-block; width: 1em; color: var(--ink-dim); transition: transform .15s; }
tr.cat-row.expanded .chev { transform: rotate(90deg); }
tr.cat-detail-row { display: none; }
tr.cat-detail-row.open { display: table-row; }
tr.cat-detail-row td { padding: 0; background: var(--surface-2); }
.cat-detail-inner { padding: .5rem .8rem .7rem 2rem; }
.cat-detail-inner table { font-size: .82rem; }

/* --- спойлер «показать ещё N позиций» для длинных списков блюд --- */
details.more-spoiler { margin-top: .15rem; }
details.more-spoiler summary { list-style: none; cursor: pointer; color: var(--ink-dim); font-size: .8rem; padding: .3rem 0; }
details.more-spoiler summary::-webkit-details-marker { display: none; }
details.more-spoiler summary::before { content: "▸ "; display: inline-block; transition: transform .15s; }
details.more-spoiler[open] summary::before { transform: rotate(90deg); }
details.more-spoiler summary:hover { color: var(--ink); }
details.more-spoiler table { font-size: .82rem; margin-top: .15rem; }

/* --- страница «Продажи» --- */
#sales-summary-title { font-size: .95rem; margin: 0 0 .9rem; }

/* --- группа пунктов меню без своей страницы (напр. «Финансы») --- */
.nav-group-label {
  font-family: var(--mono); font-size: .62rem; letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink-dim); margin: 1rem 0 .3rem .7rem;
}

/* --- заголовок страницы с кнопкой действия --- */
.page-title-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: .8rem; flex-wrap: wrap; }
.page-title-row .page-title { margin-bottom: 0; }

.primary-btn {
  background: var(--ember); color: #1a1208; border: none; border-radius: 6px; padding: .55rem 1rem;
  font-size: .85rem; font-weight: 600; cursor: pointer;
}
.primary-btn:hover { filter: brightness(1.08); }

.secondary-btn {
  background: none; color: var(--ink); border: 1px solid var(--border); border-radius: 6px;
  padding: .55rem 1rem; font-size: .85rem; font-weight: 600; cursor: pointer;
}
.secondary-btn:hover { border-color: var(--ember); color: var(--ember); }

.row-delete-btn {
  background: none; border: 1px solid var(--border); color: var(--ink-dim); border-radius: 6px;
  padding: .2rem .55rem; font-size: .78rem; cursor: pointer;
}
.row-delete-btn:hover { color: var(--bad); border-color: var(--bad); }

/* --- формы внутри модалок (напр. добавление дохода) --- */
.modal form { display: flex; flex-direction: column; gap: .8rem; margin-top: 1rem; }
.modal form label { display: flex; flex-direction: column; gap: .3rem; font-size: .82rem; color: var(--ink-dim); }
.modal form input, .modal form select {
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px; color: var(--ink);
  padding: .5rem .6rem; font-size: .9rem; font-family: var(--sans);
}
.modal form input:focus, .modal form select:focus { outline: 2px solid var(--teal); outline-offset: 1px; }
.modal form button[type="submit"] {
  margin-top: .4rem; padding: .65rem; border: none; border-radius: 6px; background: var(--ember);
  color: #1a1208; font-weight: 600; font-size: .95rem; cursor: pointer;
}
.modal form button[type="submit"]:hover { filter: brightness(1.08); }
.form-error { color: var(--bad); font-size: .85rem; min-height: 1.1em; }

/* --- фильтры над таблицей (напр. расходы) --- */
.expenses-filters { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.expenses-filters label { display: flex; flex-direction: column; gap: .3rem; font-size: .78rem; color: var(--ink-dim); }
.expenses-filters select {
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px; color: var(--ink);
  padding: .4rem .6rem; font-size: .85rem; font-family: var(--sans); min-width: 180px;
}
/* --- мультивыбор (напр. категория/способ оплаты в расходах): свёрнутый тоггл + панель из
   кликабельных плашек (не чекбоксов) --- */
.ms { position: relative; }
.ms-toggle {
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px; color: var(--ink);
  padding: .4rem .6rem; font-size: .85rem; font-family: var(--sans); min-width: 180px;
  text-align: left; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: .5rem;
}
.ms-toggle::after { content: "▾"; color: var(--ink-dim); font-size: .65rem; }
.ms-toggle:hover { border-color: var(--ink-dim); }
.ms-panel {
  position: absolute; top: calc(100% + 4px); left: 0; z-index: 20; width: max-content; max-width: 340px;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px;
  padding: .5rem; box-shadow: 0 8px 24px rgba(0,0,0,.4);
  display: flex; flex-wrap: wrap; gap: .4rem;
}
.ms-panel[hidden] { display: none; }

.pill-select-item {
  background: var(--surface); border: 1px solid var(--border); border-radius: 999px;
  color: var(--ink-dim); padding: .3rem .7rem; font-size: .8rem; font-family: var(--sans); cursor: pointer;
}
.pill-select-item:hover { border-color: var(--ink-dim); color: var(--ink); }
.pill-select-item.active {
  background: var(--ember); border-color: var(--ember); color: #1a1208; font-weight: 600;
}

.filtered-total {
  margin: -.2rem 0 1rem; font-size: .85rem; color: var(--ember); font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.filtered-total:empty { display: none; }

/* --- КПИ-плитка как фильтр-шорткат --- */
.kpi.clickable { cursor: pointer; }
.kpi.clickable:hover { border-color: var(--ink-dim); }

/* --- чат с данными --- */
.chat-card { display: flex; flex-direction: column; height: 68vh; padding: 0; overflow: hidden; }
.chat-messages { flex: 1; overflow-y: auto; padding: 1.1rem 1.2rem; display: flex; flex-direction: column; gap: .8rem; }
.chat-empty { color: var(--ink-dim); font-size: .85rem; }
.chat-msg { display: flex; }
.chat-msg-user { justify-content: flex-end; }
.chat-bubble {
  max-width: 78%; padding: .6rem .85rem; border-radius: 12px; font-size: .88rem; line-height: 1.45;
  white-space: pre-wrap; overflow-wrap: anywhere;
}
.chat-msg-assistant .chat-bubble { background: var(--surface-2); border: 1px solid var(--border); border-bottom-left-radius: 3px; }
.chat-msg-user .chat-bubble { background: var(--ember); color: #1a1208; border-bottom-right-radius: 3px; }
.chat-msg-error .chat-bubble { background: var(--surface-2); border: 1px solid var(--bad); color: var(--bad); }
.chat-typing { color: var(--ink-dim); font-style: italic; }
.chat-sql { margin-top: .55rem; }
.chat-sql summary { cursor: pointer; font-size: .72rem; color: var(--ink-dim); }
.chat-sql summary:hover { color: var(--ink); }
.chat-sql pre {
  margin: .4rem 0 0; padding: .5rem .6rem; background: var(--surface); border: 1px solid var(--border);
  border-radius: 6px; font-family: var(--mono); font-size: .72rem; overflow-x: auto; white-space: pre-wrap;
}
.chat-sql .tablewrap { margin-top: .4rem; max-height: 220px; overflow-y: auto; }
.chat-sql table { font-size: .74rem; }
.chat-input-row { display: flex; gap: .6rem; padding: .8rem 1rem; border-top: 1px solid var(--border); }
.chat-input-row input {
  flex: 1; background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px; color: var(--ink);
  padding: .6rem .8rem; font-size: .88rem; font-family: var(--sans);
}
.chat-input-row input:focus { outline: none; border-color: var(--ember); }
.chat-input-row button:disabled { opacity: .6; cursor: default; }