:root {
  --color-accent: #2F5D3A;
  --color-accent-light: #E8F0EA;
  --color-ink: #1F2328;
  --color-muted: #5C6670;
  --color-rule: #DFE3E8;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F7F8F9;
  --color-warning: #B7791F;
  --color-danger: #B02A2A;

  --sidebar-width: 240px;
  --topbar-height: 56px;
}

body {
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-ink);
  background-color: var(--color-surface-alt);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
}

h1 { font-size: 24px; }
h2 { font-size: 19px; }
h3 { font-size: 16px; }

.topbar {
  position: fixed;
  top: 0;
  left: var(--sidebar-width);
  right: 0;
  height: var(--topbar-height);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-rule);
  display: flex;
  align-items: center;
  padding: 0 24px;
  z-index: 10;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  background-color: var(--color-surface);
  border-right: 1px solid var(--color-rule);
  overflow-y: auto;
  z-index: 20;
}

.sidebar .nav-link {
  color: var(--color-ink);
  padding: 8px 16px;
  border-radius: 4px;
}

.sidebar .nav-link.active {
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  font-weight: 600;
}

.sidebar .nav-link:hover {
  background-color: var(--color-accent-light);
}

.content-wrapper {
  margin-left: var(--sidebar-width);
  margin-top: var(--topbar-height);
  padding: 24px;
}

.content-container {
  max-width: 1200px;
}

.badge-alert {
  border: 1px solid currentColor;
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 12px;
  font-weight: 600;
}

.badge-normal {
  color: var(--color-accent);
}

.badge-warning {
  color: var(--color-warning);
}

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

.badge-fara_istoric {
  color: var(--color-warning);
  border-style: dashed;
}

.badge-neutral {
  color: var(--color-muted);
}

.tag-indisponibil {
  color: var(--color-muted);
  border: 1px dashed var(--color-muted);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 12px;
  font-weight: 600;
}

.panel-unavailable {
  background-color: var(--color-surface-alt);
  border: 1px dashed var(--color-rule);
  border-radius: 4px;
  padding: 12px 16px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 8px;
}

.metric-card {
  display: flex;
  flex-direction: column;
  gap: 2px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-rule);
  border-radius: 4px;
  padding: 14px 16px;
  text-decoration: none;
  color: inherit;
}

.metric-card:hover {
  border-color: var(--color-accent);
}

.metric-label {
  color: var(--color-muted);
  font-size: 12px;
  text-transform: uppercase;
}

.metric-value {
  font-size: 22px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

table td.numeric,
table th.numeric {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.table thead th {
  color: var(--color-muted);
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.03em;
  font-weight: 600;
  border-bottom: 1px solid var(--color-rule);
}

.table > tbody > tr:nth-of-type(odd) > * {
  background-color: var(--color-surface-alt);
}

.table tfoot td,
.table tfoot th {
  border-top: 2px solid var(--color-rule);
}

.btn-primary {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  background-color: #244a2e;
  border-color: #244a2e;
}

.btn-outline-secondary {
  color: var(--color-ink);
  border-color: var(--color-rule);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 0.2rem var(--color-accent-light);
}

.is-invalid,
.form-control.is-invalid,
.form-select.is-invalid {
  border-color: var(--color-danger) !important;
}

.field-error {
  color: var(--color-danger);
  font-size: 13px;
  margin-top: 4px;
  margin-bottom: 0;
}

.alert-success {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.alert-danger {
  background-color: #fbeaea;
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.alert-warning {
  background-color: #fbf1e2;
  border-color: var(--color-warning);
  color: var(--color-warning);
}

@media (max-width: 1024px) {
  :root {
    --sidebar-width: 64px;
  }

  .sidebar .nav-label {
    display: none;
  }
}