/* WhaleIQ Signals Page — extends dashboard.css */

.signals-body {
  grid-template-columns: 1fr 240px;
}

.signals-main {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  min-width: 0;
}

/* ─── Page Header ─── */
.signals-page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-5);
  flex-wrap: wrap;
}

.signals-page-title {
  font-size: var(--text-h2);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: var(--space-1);
}

.signals-page-sub {
  font-size: var(--text-body-sm);
  color: var(--color-text-secondary);
  max-width: 480px;
}

.signals-page-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-shrink: 0;
}

.signals-updated {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-text-tertiary);
  white-space: nowrap;
}

.btn-refresh {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  height: 36px;
  padding: 0 var(--space-4);
  font-size: var(--text-body-sm);
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease, box-shadow 150ms ease;
}

.btn-refresh svg { width: 16px; height: 16px; }

.btn-refresh:hover {
  background: var(--color-info-muted);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

.btn-refresh.spinning svg {
  animation: spin 0.6s ease;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ─── Filter Bar ─── */
.signals-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(165deg, rgba(19, 40, 69, 0.4) 0%, rgba(14, 30, 54, 0.75) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.filter-group--search { flex: 1; min-width: 180px; max-width: 240px; }

.filter-label {
  font-size: var(--text-caption);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-tertiary);
}

.filter-pills {
  display: flex;
  gap: 2px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
  padding: 2px;
}

.filter-pill {
  padding: 6px 14px;
  font-size: var(--text-body-sm);
  font-weight: 500;
  font-family: var(--font-sans);
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease;
}

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

.filter-pill.active {
  background: var(--color-info-muted);
  color: var(--color-primary);
  font-weight: 600;
}

.filter-select {
  height: 34px;
  padding: 0 var(--space-3);
  font-size: var(--text-body-sm);
  font-family: var(--font-sans);
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  min-width: 100px;
}

.filter-select:focus {
  outline: none;
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-glow);
}

.filter-search {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  height: 34px;
  padding: 0 var(--space-3);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.filter-search:focus-within {
  border-color: var(--color-border-strong);
}

.filter-search svg {
  width: 14px;
  height: 14px;
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

.filter-search input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  font-size: var(--text-body-sm);
  font-family: var(--font-sans);
  color: var(--color-text);
}

.filter-search input::placeholder { color: var(--color-text-tertiary); }

.filter-clear {
  height: 34px;
  padding: 0 var(--space-3);
  font-size: var(--text-body-sm);
  font-weight: 500;
  font-family: var(--font-sans);
  color: var(--color-text-secondary);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: color 150ms ease, border-color 150ms ease;
  margin-left: auto;
}

.filter-clear:hover {
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

/* ─── Signals Table ─── */
.signals-table-card {
  padding: 0;
  overflow: hidden;
}

.signals-table-wrap {
  overflow: auto;
  max-height: 520px;
}

.signals-table thead {
  position: sticky;
  top: 0;
  z-index: 2;
}

.signals-table thead th {
  background: rgba(14, 30, 54, 0.98);
  backdrop-filter: blur(8px);
}

.signals-table th.sortable {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.signals-table th.sortable:hover {
  color: var(--color-text-secondary);
}

.sort-icon {
  width: 12px;
  height: 12px;
  display: inline-block;
  vertical-align: middle;
  margin-left: 2px;
  opacity: 0.5;
}

.signals-table th.sortable:hover .sort-icon,
.signals-table th[aria-sort="ascending"] .sort-icon,
.signals-table th[aria-sort="descending"] .sort-icon {
  opacity: 1;
  color: var(--color-primary);
}

.signals-table tbody tr {
  transition: background 120ms ease;
}

.signals-table tbody tr:active td,
.signals-table tbody tr:focus-within td {
  background: rgba(0, 194, 255, 0.07);
}

/* Status badges */
.badge-status {
  text-transform: capitalize;
  letter-spacing: 0.02em;
}

.badge-status--approved {
  background: var(--color-success-muted);
  color: var(--color-success);
}

.badge-status--pending {
  background: var(--color-warning-muted);
  color: var(--color-warning);
}

.badge-status--flagged {
  background: var(--color-danger-muted);
  color: var(--color-danger);
}

.btn-row {
  height: 28px;
  padding: 0 var(--space-3);
  font-size: var(--text-caption);
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--color-primary);
  background: var(--color-info-muted);
  border: 1px solid rgba(0, 194, 255, 0.15);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 150ms ease, border-color 150ms ease;
}

.btn-row:hover {
  background: rgba(0, 194, 255, 0.18);
  border-color: var(--color-border-strong);
}

/* ─── Right Panel ─── */
.signals-panel {
  position: sticky;
  top: calc(56px + var(--space-5));
  max-height: calc(100vh - 56px - var(--space-8));
  overflow-y: auto;
}

.signals-panel-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.summary-dl {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-2) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.summary-row:last-child { border-bottom: none; }

.summary-row dt {
  font-size: var(--text-body-sm);
  color: var(--color-text-secondary);
}

.summary-value {
  font-size: var(--text-h4);
  font-weight: 600;
}

.summary-value--buy { color: var(--color-success); }
.summary-value--watch { color: var(--color-primary); }
.summary-value--avoid { color: var(--color-danger); }

/* ─── Signal Performance ─── */
.signals-performance .dash-card-header {
  margin-bottom: var(--space-4);
}

.performance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.5fr;
  gap: var(--space-4);
}

.performance-stat {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}

.performance-label {
  display: block;
  font-size: var(--text-caption);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-2);
}

.performance-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
}

.performance-trend {
  font-size: var(--text-caption);
  font-weight: 500;
}

.performance-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.performance-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-body-sm);
  padding: var(--space-1) 0;
}

/* ─── Responsive ─── */
@media (max-width: 1280px) {
  .signals-body {
    grid-template-columns: 1fr;
  }

  .signals-panel {
    position: static;
    max-height: none;
  }

  .signals-panel-inner {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1024px) {
  .performance-grid {
    grid-template-columns: 1fr;
  }

  .signals-filters {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-group--search {
    max-width: none;
  }

  .filter-clear {
    margin-left: 0;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .signals-page-header {
    flex-direction: column;
  }

  .signals-page-actions {
    width: 100%;
    justify-content: space-between;
  }

  .signals-panel-inner {
    grid-template-columns: 1fr;
  }

  .filter-pills {
    flex-wrap: wrap;
  }
}