:root {
  /* Палитра */
  --ink: #1C2B33;
  --ink-soft: #5C6B73;
  --paper: #FAFBFC;
  --card: #FFFFFF;
  --line: #E4E9ED;
  --accent: #0F6B5C;
  --accent-soft: #E7F2EF;
  --danger: #B4472F;
  --danger-soft: #F7EAE6;
  --amber: #C08A2D;
  --amber-soft: #FBF1E1;

  /* Типографика */
  --font-display: "Manrope", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --radius: 10px;
  --shadow: 0 1px 2px rgba(28, 43, 51, .05), 0 4px 16px rgba(28, 43, 51, .05);

  --sidebar-width: 220px;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 .5rem;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.numeric {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
}

/* ---------- App shell ---------- */

.app-shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  background: var(--card);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  padding: 20px 12px;
}

.sidebar-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--ink);
  padding: 8px 12px 24px;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-grow: 1;
}

.nav-link,
.nav-logout {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--ink-soft);
  font-weight: 500;
  font-size: 14px;
  transition: background-color 150ms ease, color 150ms ease;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.nav-link:hover,
.nav-logout:hover {
  background: var(--accent-soft);
  color: var(--accent);
  text-decoration: none;
}

.nav-link.active {
  background: var(--accent-soft);
  color: var(--accent);
}

.nav-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-logout-form {
  margin: 8px 0 0;
  border-top: 1px solid var(--line);
  padding-top: 8px;
}

.app-main {
  flex-grow: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  border-bottom: 1px solid var(--line);
  background: var(--card);
}

.topbar h1 {
  font-size: 20px;
  margin: 0;
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-soft);
}

.user-chip .role-badge {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .04em;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 600;
}

.content {
  padding: 32px;
  flex-grow: 1;
}

/* ---------- Cards ---------- */

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

/* ---------- Flash messages ---------- */

.flash {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-size: 14px;
  animation: flash-in 150ms ease;
}

@keyframes flash-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.flash-success {
  background: var(--accent-soft);
  color: var(--accent);
}

.flash-danger {
  background: var(--danger-soft);
  color: var(--danger);
}

.flash-warning {
  background: var(--amber-soft);
  color: var(--amber);
}

/* ---------- Forms ---------- */

.form-field {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  color: var(--ink-soft);
  margin-bottom: 6px;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink);
  background: var(--card);
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  border: none;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  width: 100%;
}

.btn-primary:hover {
  background: #0c5548;
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  color: var(--accent);
  padding: 10px 12px;
}

.btn-ghost:hover {
  background: var(--accent-soft);
  text-decoration: none;
}

.btn-danger-ghost {
  background: transparent;
  color: var(--danger);
  padding: 10px 12px;
}

.btn-danger-ghost:hover {
  background: var(--danger-soft);
  text-decoration: none;
}

.form-hint {
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 4px;
}

.form-error {
  font-size: 12px;
  color: var(--danger);
  margin-top: 4px;
}

.form-control.has-error {
  border-color: var(--danger);
}

.form-row {
  display: flex;
  gap: 16px;
}

.form-row .form-field {
  flex: 1;
}

.radio-group,
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.radio-option,
.checkbox-option {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--ink);
}

.checkbox-option input,
.radio-option input {
  accent-color: var(--accent);
  width: 16px;
  height: 16px;
}

.room-shift-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
}

.room-shift-option .form-control {
  max-width: 180px;
}

/* ---------- Reference module: subnav, toolbar, tables ---------- */

.subnav {
  display: flex;
  gap: 4px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
}

.subnav-link {
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-soft);
  border-radius: var(--radius) var(--radius) 0 0;
  white-space: nowrap;
  transition: background-color 150ms ease, color 150ms ease;
}

.subnav-link:hover {
  color: var(--accent);
  text-decoration: none;
}

.subnav-link.active {
  background: var(--accent-soft);
  color: var(--accent);
}

.table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 12px;
  flex-wrap: wrap;
}

.table-toolbar-filter {
  font-size: 13px;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 6px;
}

.data-table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th {
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: .03em;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
}

.data-table td {
  padding: 0 16px;
  height: 48px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.data-table th.numeric,
.data-table td.numeric {
  text-align: right;
}

.data-table tbody tr {
  transition: background-color 150ms ease;
}

.data-table tbody tr:hover {
  background: rgba(15, 107, 92, .06);
}

.data-table tbody tr.is-archived {
  color: var(--ink-soft);
}

.data-table .row-actions {
  display: flex;
  gap: 4px;
  justify-content: flex-end;
}

@media (max-width: 720px) {
  .data-table th:first-child,
  .data-table td:first-child {
    position: sticky;
    left: 0;
    background: var(--card);
  }

  .data-table tbody tr:hover td:first-child {
    background: #f2f7f6;
  }
}

.data-table caption {
  text-align: left;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--ink);
  padding: 20px 16px 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 600;
}

.badge-archive {
  background: var(--line);
  color: var(--ink-soft);
}

.badge-fixed {
  background: var(--accent-soft);
  color: var(--accent);
}

.badge-variable {
  background: var(--amber-soft);
  color: var(--amber);
}

/* ---------- Login page ---------- */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 360px;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px 32px;
}

.auth-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  text-align: center;
  margin-bottom: 4px;
}

.auth-subtitle {
  text-align: center;
  color: var(--ink-soft);
  font-size: 13px;
  margin-bottom: 28px;
}

/* ---------- Placeholder sections ---------- */

.placeholder-block {
  color: var(--ink-soft);
  font-size: 14px;
}

/* ---------- Month picker (sales/expenses/marketing) ---------- */

.month-picker {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.month-picker-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  min-width: 160px;
  text-align: center;
}

/* ---------- Period picker (dashboard) ---------- */

.period-picker {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.period-picker-preset {
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-soft);
  transition: background-color 150ms ease, color 150ms ease;
}

.period-picker-preset:hover {
  background: var(--accent-soft);
  color: var(--accent);
  text-decoration: none;
}

.period-picker-preset.active {
  background: var(--accent-soft);
  color: var(--accent);
}

.period-picker-custom-form {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: 4px;
}

.period-picker-custom-form .form-control {
  width: auto;
  padding: 6px 10px;
  font-size: 13px;
}

.period-compare-label {
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0 0 28px;
}

/* ---------- KPI cards (dashboard) ---------- */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.kpi-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}

.kpi-label {
  font-size: 12px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.kpi-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 26px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.2;
}

.kpi-value.is-negative {
  color: var(--danger);
}

.kpi-delta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  margin-top: 6px;
}

.kpi-delta.is-up {
  color: var(--accent);
}

.kpi-delta.is-down {
  color: var(--danger);
}

.kpi-delta.is-neutral {
  color: var(--ink-soft);
}

/* ---------- Chart (dashboard) ---------- */

.chart-card {
  padding: 24px;
  margin-bottom: 32px;
}

/* ---------- Mini-bar: plain % fill (room/specialist utilization) ---------- */

.mini-bar-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 90px;
}

.mini-bar {
  flex-grow: 1;
  height: 6px;
  border-radius: 3px;
  background: var(--line);
  overflow: hidden;
}

.mini-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
}

.mini-bar-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  white-space: nowrap;
}

/* ---------- Breakeven bar — signature component (design-brief.md) ---------- */

.breakeven-bar-wrap {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 160px;
}

.breakeven-bar {
  position: relative;
  height: 6px;
  border-radius: 3px;
  background: var(--line);
}

.breakeven-bar-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  border-radius: 3px;
  transition: width 150ms ease;
}

.breakeven-bar-fill.zone-loss {
  background: var(--danger);
}

.breakeven-bar-fill.zone-amber {
  background: var(--amber);
}

.breakeven-bar-fill.zone-good {
  background: var(--accent);
}

.breakeven-bar-notch {
  position: absolute;
  top: -2px;
  width: 2px;
  height: 10px;
  background: var(--ink);
  opacity: .35;
}

.breakeven-bar-label {
  font-size: 12px;
  color: var(--ink-soft);
}

.breakeven-bar-label.is-unreachable {
  color: var(--danger);
}

/* ---------- Status badges (services table) ---------- */

.badge-danger {
  background: var(--danger-soft);
  color: var(--danger);
}

/* ---------- Responsive ---------- */

@media (max-width: 720px) {
  .app-shell {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    flex-direction: row;
    align-items: center;
    overflow-x: auto;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .sidebar-brand {
    display: none;
  }

  .nav-list {
    flex-direction: row;
  }

  .nav-logout-form {
    border-top: none;
    border-left: 1px solid var(--line);
    margin: 0 0 0 8px;
    padding: 0 0 0 8px;
  }

  .content {
    padding: 20px;
  }

  .topbar {
    padding: 12px 20px;
  }

  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 360px) {
  .content {
    padding: 14px;
  }

  .kpi-value {
    font-size: 22px;
  }
}