/* ============================================================
   EpexMonitor — Theme  ·  applies design-tokens.css to the
   Bootstrap-based Razor markup ("Nexus" visual direction).
   ============================================================ */

html, body {
  font-family: var(--font-sans);
  background-color: var(--surface-page);
  color: var(--text-body);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  color: var(--text-strong);
}

a {
  color: var(--text-link);
}

.epex-tnum,
.card-text,
.fs-4,
.fs-5 {
  font-variant-numeric: tabular-nums;
}

/* --- NavBar -------------------------------------------------- */
.navbar {
  background-color: var(--surface-card) !important;
  border-bottom: 1px solid var(--border) !important;
  box-shadow: var(--shadow-sm) !important;
  height: 58px;
}

.navbar-brand {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--text-strong) !important;
  letter-spacing: var(--tracking-tight);
}

.navbar .nav-link {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-body) !important;
  border-radius: var(--radius-md);
  padding: 0.45rem 0.85rem !important;
  transition: background var(--dur-fast) var(--ease-standard), color var(--dur-fast) var(--ease-standard);
}

.navbar .nav-link:hover {
  background-color: var(--surface-hover);
}

.navbar .nav-link.active,
.navbar .nav-item.active .nav-link {
  background-color: var(--brand-tint);
  color: var(--brand) !important;
  font-weight: var(--weight-semibold);
}

/* --- Buttons --------------------------------------------------- */
.btn-primary {
  background-color: var(--brand);
  border-color: var(--brand-strong);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-md);
}
.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--brand-strong);
  border-color: var(--brand-strong);
}

.btn-outline-secondary {
  color: var(--text-body);
  border-color: var(--border-strong);
  font-weight: var(--weight-medium);
  border-radius: var(--radius-md);
}
.btn-outline-secondary:hover {
  background-color: var(--surface-hover);
  border-color: var(--border-strong);
  color: var(--text-body);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus, .form-select:focus {
  box-shadow: var(--shadow-focus) !important;
  border-color: var(--focus-ring) !important;
}

/* --- Cards ------------------------------------------------------- */
.card {
  background-color: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.card-title {
  font-size: var(--text-2xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--text-muted);
  font-weight: var(--weight-semibold);
}

.card .fs-4 {
  font-family: var(--font-numeric);
  font-size: var(--text-3xl) !important;
  font-weight: var(--weight-semibold);
  color: var(--text-strong);
  letter-spacing: var(--tracking-tight);
}

.card .fs-5 {
  font-family: var(--font-numeric);
  font-weight: var(--weight-bold);
}

/* Accent borders (cheapest / most-expensive / signal cards) */
.card.border-success {
  border-color: var(--border) !important;
  border-top: var(--border-accent) solid var(--signal-down) !important;
}
.card.border-danger {
  border-color: var(--border) !important;
  border-top: var(--border-accent) solid var(--signal-up) !important;
}
.card.border-primary {
  border-color: var(--border) !important;
  border-top: var(--border-accent) solid var(--brand) !important;
}

.card.border-success .card-title { color: var(--signal-down) !important; }
.card.border-danger .card-title { color: var(--signal-up) !important; }
.card.border-primary .card-title { color: var(--brand) !important; }

/* --- Badges (trend KPI) ------------------------------------------ */
.badge {
  font-family: var(--font-sans);
  font-weight: var(--weight-bold);
  border-radius: var(--radius-pill);
  padding: 0.4rem 0.85rem;
}
.badge.bg-danger { background-color: var(--signal-up) !important; }
.badge.bg-success { background-color: var(--signal-down) !important; }
.badge.bg-secondary { background-color: var(--signal-flat) !important; }

/* --- Tables (PriceTable) ------------------------------------------ */
.table-responsive,
table.table {
  background-color: var(--surface-card);
}

.table {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.table thead th {
  font-size: var(--text-2xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  color: var(--text-muted);
  font-weight: var(--weight-semibold);
  border-bottom: 2px solid var(--border) !important;
  white-space: nowrap;
}

.table td {
  font-size: var(--text-sm);
  color: var(--text-body);
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
  background-color: var(--gray-50);
}

.table-hover > tbody > tr:hover > * {
  background-color: var(--surface-hover);
}

/* --- Pagination (date pager) -------------------------------------- */
.pagination {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.page-link {
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-link);
  border-color: var(--border);
}

.page-item.disabled .page-link {
  color: var(--gray-400);
  background-color: var(--surface-card);
}

.page-item:not(.disabled) .page-link:hover {
  background-color: var(--surface-hover);
}

.page-item.disabled:nth-child(2) .page-link {
  color: var(--text-muted);
  background-color: var(--gray-50);
  font-variant-numeric: tabular-nums;
}

/* --- Select (season picker) ----------------------------------------- */
.form-select {
  border-color: var(--border-strong);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--text-body);
}

.form-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
}

/* --- Weather overlay legend (solar radiation / wind speed) ------------- */
.weather-legend {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  color: var(--text-muted);
}
.weather-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.weather-legend .dot {
  width: 18px;
  height: 3px;
  border-radius: 2px;
  flex: none;
}

/* --- Footer ------------------------------------------------------------ */
.footer {
  background-color: var(--surface-card);
  color: var(--text-muted);
  border-color: var(--border) !important;
}