:root {
  --bg: #15171b;
  --sidebar: #1b1e24;
  --card: #21252b;
  --card-header: #1d2026;
  --border: #2e333d;
  --text: #e4e7ec;
  --muted: #8b929e;
  --l1: #f0c419;
  --l2: #5cb85c;
  --l3: #38b2ce;
  --l3-bar: #e66733;
  --total: #e55353;
  --total-blue: #1e88e5;
  --ok: #5cb85c;
  --warn: #f0ad4e;
  --danger: #e55353;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-feature-settings: "tnum" 1, "cv02", "cv03", "cv04", "cv11";
  line-height: 1.45;
  font-size: 0.9rem;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Авторизация / Регистрация */
.auth-wrap {
  max-width: 420px;
  margin: 60px auto;
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.auth-tabs {
  display: flex;
  gap: 8px;
  margin-block-end: 18px;
  border-block-end: 1px solid var(--border);
  padding-block-end: 10px;
}

.form-group {
  margin-block-end: 1.1rem;
}

.form-group label {
  display: block;
  margin-block-end: 0.35rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.input,
select.input {
  width: 100%;
  padding: 0.55rem 0.7rem;
  min-height: 38px;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: #14171c;
  color: var(--text);
  font-size: 0.95rem;
}

.input:focus-visible,
.btn:focus-visible,
.pbtn:focus-visible,
.table-wrapper:focus-visible {
  outline: 2px solid var(--l3);
  outline-offset: 2px;
}

.field-error {
  margin-block-start: 4px;
  color: var(--danger);
  font-size: 0.82rem;
}

/* Основной каркас Smart-MAIC (левая панель + верхняя шапка + рабочая область) */
.app-shell {
  display: grid;
  grid-template-columns: 200px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--sidebar);
  border-inline-end: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.sidebar__brand {
  padding: 14px 16px;
  border-block-end: 1px solid var(--border);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar__brand span {
  color: var(--l3);
}

.sidebar__nav {
  list-style: none;
  margin: 0;
  padding: 8px 0;
}

.sidebar__btn {
  width: 100%;
  text-align: start;
  background: transparent;
  border: none;
  border-inline-start: 3px solid transparent;
  color: var(--muted);
  padding: 11px 16px;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.sidebar__btn:hover {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.sidebar__btn--active {
  color: var(--text);
  background: #232730;
  border-inline-start-color: var(--l1);
}

.main-area {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  background: var(--sidebar);
  border-block-end: 1px solid var(--border);
  padding: 8px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.topbar__title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--muted);
  margin: 0;
}

.topbar__controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.topbar__select {
  width: auto;
  min-width: 170px;
  min-height: 32px;
  padding: 4px 10px;
  font-size: 0.86rem;
}

.content {
  padding: 12px;
  flex: 1;
}

/* Кнопки */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: #282c34;
  color: var(--text);
  font-size: 0.86rem;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover {
  border-color: var(--muted);
}

.btn--primary {
  background: var(--total-blue);
  border-color: var(--total-blue);
  color: #fff;
}

.btn--small {
  padding: 4px 9px;
  font-size: 0.8rem;
}

.btn--danger {
  color: var(--danger);
  border-color: rgba(229, 83, 83, 0.4);
}

/* Кнопки переключения периодов (С | М | Ч | Д | Н | М | Г) */
.pbtn-group {
  display: inline-flex;
  gap: 2px;
  background: #171a20;
  padding: 2px;
  border-radius: 3px;
  border: 1px solid var(--border);
}

.pbtn {
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 6px;
  cursor: pointer;
  border-radius: 2px;
}

.pbtn:hover {
  color: var(--text);
}

.pbtn--active {
  background: #323844;
  color: #fff;
}

/* Сетка дашборда Smart-MAIC */
.maic-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(155px, 1fr)) minmax(380px, 2.2fr);
  gap: 10px;
  align-items: stretch;
  grid-auto-flow: dense;
}

.wcard {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 3px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 8px 10px;
  min-width: 0;
  transition: border-color 0.15s, transform 0.15s, opacity 0.15s;
}

.wcard[data-widget-id] .wcard__head {
  cursor: grab;
  user-select: none;
}

.wcard[data-widget-id] .wcard__head:active {
  cursor: grabbing;
}

.wcard--dragging {
  opacity: 0.45;
  transform: scale(0.98);
}

.wcard--drag-over {
  border-color: var(--l1) !important;
  box-shadow: 0 0 0 1px var(--l1);
}

.wcard__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--muted);
  margin-block-end: 6px;
}

.wcard--main-chart {
  grid-column: 5;
  grid-row: 1 / span 3;
}

.maic-grid--chart-left {
  grid-template-columns: minmax(380px, 2.2fr) repeat(4, minmax(155px, 1fr));
}

.maic-grid--chart-left .wcard--main-chart {
  grid-column: 1;
}

.maic-grid--1ph {
  grid-template-columns: repeat(2, minmax(170px, 1fr)) minmax(380px, 2.2fr);
}

.maic-grid--1ph.maic-grid--chart-left {
  grid-template-columns: minmax(380px, 2.2fr) repeat(2, minmax(170px, 1fr));
}

.maic-grid--1ph [data-3ph-only] {
  display: none;
}

.maic-grid--1ph .wcard--main-chart {
  grid-column: 3;
  grid-row: 1 / span 2;
}

.maic-grid--1ph.maic-grid--chart-left .wcard--main-chart {
  grid-column: 1;
}

/* Ряд 1: мини-графики мощности */
.mini-canvas {
  width: 100%;
  height: 92px;
  display: block;
}

/* Ряд 2: цифровые карточки фаз */
.phase-card__body {
  text-align: center;
  padding: 6px 0;
}

.phase-card__title {
  font-size: 1.05rem;
  font-weight: 500;
  margin-block-end: 2px;
}

.phase-card__val {
  font-size: 1.45rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.phase-card__foot {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--muted);
  border-block-start: 1px solid rgba(255, 255, 255, 0.05);
  padding-block-start: 4px;
}

.c-l1 { color: var(--l1); }
.c-l2 { color: var(--l2); }
.c-l3 { color: var(--l3); }
.c-total { color: var(--total); }
.c-gen { color: var(--warn); }

/* Ряд 3: полукруглые шкалы (вольтметры и амперметр) */
.gauge-box {
  position: relative;
  width: 100%;
  max-width: 180px;
  margin: 0 auto;
  text-align: center;
}

.gauge-svg {
  width: 100%;
  height: auto;
  display: block;
}

.gauge-val {
  font-size: 1.15rem;
  font-weight: 600;
  margin-block-start: -18px;
  font-variant-numeric: tabular-nums;
}

.gauge-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-block-start: 2px;
}

/* Главный график справа */
.chart-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-block-end: 6px;
}

.main-canvas-wrap {
  position: relative;
  flex: 1;
  min-height: 310px;
}

.main-canvas {
  width: 100%;
  height: 100%;
  min-height: 310px;
  display: block;
  cursor: crosshair;
}

.chart-tooltip {
  position: absolute;
  pointer-events: none;
  z-index: 20;
  background: rgba(21, 23, 27, 0.96);
  border: 1px solid #3e4452;
  border-radius: 5px;
  padding: 6px 10px;
  font-size: 0.78rem;
  line-height: 1.35;
  color: var(--text);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.45);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  font-size: 0.76rem;
  color: var(--muted);
  margin-block-start: 6px;
}

.legend-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  margin-inline-end: 4px;
}

/* Нижний ряд: таблица периодов + сводка потребления */
.maic-bottom {
  display: grid;
  grid-template-columns: 2.3fr 1fr;
  gap: 10px;
  margin-block-start: 10px;
}

/* Адаптивная таблица по руководству responsive-table */
.table-wrapper {
  overflow: auto;
  max-inline-size: 100%;
  max-block-size: min(320px, 70vh);
  container-type: inline-size;
  border: 1px solid var(--border);
  border-radius: 3px;
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
}

.data-table caption {
  text-align: start;
  padding: 6px 10px;
  font-size: 0.78rem;
  color: var(--muted);
  background: var(--card-header);
}

.data-table thead {
  position: sticky;
  inset-block-start: 0;
  z-index: 2;
  background: #2a2f37;
}

.data-table th,
.data-table td {
  padding: 6px 10px;
  border-block-end: 1px solid var(--border);
  text-align: end;
  white-space: nowrap;
}

.data-table th:first-child,
.data-table tbody th {
  text-align: start;
}

.data-table tbody th {
  position: sticky;
  inset-inline-start: 0;
  z-index: 1;
  background: var(--card);
  font-weight: 500;
  color: var(--muted);
}

.data-table tbody tr:hover td,
.data-table tbody tr:hover th {
  background: #282d36;
}

@container (width < 560px) {
  .data-table,
  .data-table thead,
  .data-table tbody,
  .data-table tr,
  .data-table th,
  .data-table td {
    display: block;
  }

  .data-table thead {
    display: none;
  }

  .data-table tr {
    margin-block-end: 0.75rem;
    border: 1px solid var(--border);
  }

  .data-table tbody th {
    position: sticky;
    inset-block-start: 0;
    z-index: 2;
    background: #2a2f37;
    color: var(--text);
  }

  .data-table {
    --label-2: "Всего [кВт·ч]";
    --label-3: "Город [кВт·ч]";
    --label-4: "Генератор [кВт·ч]";
    --label-5: "Фазы L1/L2/L3";
    --label-6: "Доля ген.";
  }

  .data-table td {
    text-align: start;
  }

  .data-table td:nth-child(2)::before { content: var(--label-2) ": "; color: var(--muted); }
  .data-table td:nth-child(3)::before { content: var(--label-3) ": "; color: var(--muted); }
  .data-table td:nth-child(4)::before { content: var(--label-4) ": "; color: var(--muted); }
  .data-table td:nth-child(5)::before { content: var(--label-5) ": "; color: var(--muted); }
  .data-table td:nth-child(6)::before { content: var(--label-6) ": "; color: var(--muted); }
}

/* Правая нижняя карточка-сводка «Потребление» */
.summary-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  align-items: baseline;
  padding: 6px 8px;
}

.summary-list__label {
  text-align: end;
  font-weight: 600;
  color: var(--l2);
  font-size: 0.86rem;
}

.summary-list__label--now {
  font-size: 1.1rem;
}

.summary-list__val {
  font-size: 1rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.summary-list__val--now {
  font-size: 1.35rem;
}

/* Внутренние панели (Объекты, Профиль, Админка, Датчик света) */
.panel-grid {
  display: grid;
  gap: 14px;
  max-width: 980px;
}

.pcard {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 16px;
}

.pcard h2,
.pcard h3 {
  margin-block-start: 0;
  margin-block-end: 10px;
  font-size: 1.05rem;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 0.75rem;
  background: #2c313c;
  color: var(--muted);
}

.badge--ok {
  background: rgba(92, 184, 92, 0.16);
  color: var(--ok);
}

.badge--warn {
  background: rgba(240, 173, 78, 0.16);
  color: var(--warn);
}

.badge--danger {
  background: rgba(229, 83, 83, 0.16);
  color: var(--danger);
}

/* Карточки устройств в админ-панели */
.dev-card {
  background: #181b21;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 16px;
  margin-bottom: 12px;
  transition: border-color 0.15s;
}

.dev-card:hover {
  border-color: #3e4452;
}

.dev-card__header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.dev-card__title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.dev-card__name {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
}

.dev-card__meta {
  font-size: 0.78rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  margin-top: 2px;
}

.dev-card__actions {
  display: flex;
  gap: 6px;
  align-items: center;
}

.dev-card__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 10px;
  align-items: end;
}

.field-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field-cell label {
  font-size: 0.76rem;
  font-weight: 500;
  color: var(--muted);
  white-space: nowrap;
}

.field-cell .input {
  width: 100%;
}

.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.inline-form .input {
  width: auto;
  flex: 1;
  min-width: 180px;
}

.list-clean {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}

.list-clean li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 0;
  border-block-end: 1px solid var(--border);
}

.list-clean li:last-child {
  border-block-end: none;
}

.secret-box {
  margin-block-start: 10px;
  padding: 12px;
  border-radius: 4px;
  border: 1px solid rgba(240, 196, 25, 0.45);
  background: rgba(240, 196, 25, 0.07);
  word-break: break-all;
}

.secret-box code {
  color: var(--l1);
  font-weight: 700;
}

@media (max-width: 1180px) {
  .maic-grid,
  .maic-grid--1ph,
  .maic-grid--chart-left,
  .maic-grid--1ph.maic-grid--chart-left {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .wcard--main-chart,
  .maic-grid--1ph .wcard--main-chart,
  .maic-grid--chart-left .wcard--main-chart,
  .maic-grid--1ph.maic-grid--chart-left .wcard--main-chart {
    grid-column: 1 / -1;
    grid-row: auto;
    order: 10;
  }
  .maic-bottom {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .app-shell {
    grid-template-columns: 1fr;
  }
  .sidebar__nav {
    display: flex;
    overflow-x: auto;
    padding: 0;
  }
  .sidebar__btn {
    white-space: nowrap;
    border-inline-start: none;
    border-block-end: 2px solid transparent;
    padding: 9px 12px;
    font-size: 0.84rem;
  }
  .sidebar__btn--active {
    border-block-end-color: var(--l1);
  }
  .topbar {
    padding: 8px 10px;
    gap: 8px;
  }
  .topbar__controls {
    width: 100%;
    gap: 6px;
  }
  .topbar__select {
    flex: 1;
    min-width: 110px;
  }
  .content {
    padding: 8px;
  }
  .maic-grid,
  .maic-grid--1ph,
  .maic-grid--chart-left,
  .maic-grid--1ph.maic-grid--chart-left {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
  .wcard--main-chart,
  .maic-grid--1ph .wcard--main-chart,
  .maic-grid--chart-left .wcard--main-chart,
  .maic-grid--1ph.maic-grid--chart-left .wcard--main-chart {
    grid-column: 1 / -1;
    grid-row: auto;
    order: 10;
  }
  .phase-period-btns .pbtn {
    padding: 3px 4px;
    font-size: 0.68rem;
  }
  .phase-card__val {
    font-size: 1.25rem;
  }
  .main-canvas-wrap,
  .main-canvas {
    min-height: 250px;
  }
}