:root {
  --bg: #f2f4f8;
  --panel: #ffffff;
  --ink: #0e1a2b;
  --muted: #4f6177;
  --accent: #0d6efd;
  --accent-soft: #d8e8ff;
  --success: #198754;
  --warning: #fd7e14;
  --danger: #dc3545;
}

body {
  background: radial-gradient(circle at 0% 0%, #e9f2ff 0%, #f7f8fa 48%, #ecf1f8 100%);
  color: var(--ink);
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
}

.main-shell {
  padding: 1.25rem 1rem 2rem;
}

.hero-wrap {
  background: linear-gradient(120deg, #0f2744 0%, #143f6b 55%, #0d6efd 100%);
  border-radius: 18px;
  color: #fff;
  padding: 1.5rem 1.5rem 1.1rem;
  margin: 0.25rem 0 1rem;
  box-shadow: 0 16px 32px rgba(8, 29, 52, 0.2);
}

.hero-kicker {
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #9bc1ff;
  font-size: 0.8rem;
}

.hero-title {
  margin: 0.2rem 0 0.35rem;
  font-size: clamp(1.7rem, 3vw, 2.3rem);
}

.hero-subtitle {
  margin: 0;
  color: #d6e7ff;
}

.panel-card,
.kpi-card {
  border: 0;
  border-radius: 14px;
  background: var(--panel);
  box-shadow: 0 8px 18px rgba(15, 39, 68, 0.08);
}

.control-card {
  border: 1px solid #e1e8f3;
  box-shadow: 0 10px 24px rgba(15, 39, 68, 0.06);
}

.section-title {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--ink);
}

.kpi-card h6 {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.kpi-card h3 {
  margin: 0;
  font-weight: 700;
}

.kpi-time {
  font-size: 1.05rem;
}

.signal-table th {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: 1px solid #e7ebf1;
}

.signal-table td {
  border-top: 1px solid #eef2f7;
  font-size: 0.92rem;
}

.headline-list {
  max-height: 520px;
  overflow-y: auto;
  padding-right: 0.35rem;
}

.headline-item {
  border-left: 4px solid var(--accent-soft);
  background: #f8fbff;
  padding: 0.55rem 0.65rem;
  margin-bottom: 0.5rem;
  border-radius: 6px;
}

.headline-item a,
.headline-item span {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}

.headline-item a:hover {
  color: var(--accent);
}

.headline-symbol {
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.headline-source {
  font-size: 0.76rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

@media (max-width: 768px) {
  .main-shell {
    padding: 0.7rem;
  }

  .hero-wrap {
    padding: 1rem;
  }
}


.stock-section-card {
  border: 1px solid #e7edf6;
  border-radius: 12px;
}

.nav-tabs {
  border-bottom: 0;
  gap: 0.5rem;
}

.nav-tabs .nav-link {
  border: 1px solid #dbe4f0;
  border-radius: 999px !important;
  color: #33506f;
  font-weight: 600;
  padding: 0.7rem 1rem;
  background: rgba(255, 255, 255, 0.7);
}

.nav-tabs .nav-link.active {
  color: #fff !important;
  background: linear-gradient(135deg, #143f6b, #0d6efd) !important;
  border-color: transparent !important;
  box-shadow: 0 8px 18px rgba(13, 110, 253, 0.24);
}

.accordion-item {
  border: 1px solid #e4ebf5;
  border-radius: 12px !important;
  overflow: hidden;
  box-shadow: 0 6px 16px rgba(15, 39, 68, 0.04);
}

.accordion-button {
  font-weight: 700;
  color: var(--ink);
  background: #f9fbff;
}

.accordion-button:not(.collapsed) {
  color: #0b2c82;
  background: #eef4ff;
  box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.04);
}

.list-group-item {
  border-color: #e8edf5;
}

.alert {
  border: 0;
  border-radius: 12px;
  box-shadow: 0 8px 18px rgba(15, 39, 68, 0.05);
}

.progress-card {
  border: 1px solid #e1e8f3;
  border-radius: 14px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  box-shadow: 0 10px 24px rgba(15, 39, 68, 0.06);
}

.progress-card-running {
  border-color: #cfe0ff;
  background: linear-gradient(180deg, #f9fbff 0%, #edf4ff 100%);
}

.progress-card-ready {
  border-color: #d5efdf;
  background: linear-gradient(180deg, #fbfffc 0%, #f1fbf5 100%);
}

.progress-card-error {
  border-color: #f4c7cd;
  background: linear-gradient(180deg, #fffafa 0%, #fff2f4 100%);
}

.progress-indeterminate .progress-bar {
  min-width: 35%;
}

.stock-summary-card .card-body {
  padding: 0.85rem 0.9rem;
}

.stock-summary-title {
  font-weight: 700;
  font-size: 1.02rem;
  margin-bottom: 0.6rem;
}

.stock-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
}

.stock-metric-item {
  border: 1px solid #e7edf6;
  border-radius: 8px;
  padding: 0.35rem 0.45rem;
  background: #f9fbff;
}

.stock-metric-label {
  color: var(--muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.stock-metric-value {
  font-weight: 700;
  font-size: 0.95rem;
}

.headline-list {
  max-height: 280px;
}

@media (max-width: 992px) {
  .stock-metrics-grid {
    grid-template-columns: 1fr;
  }
}


.stock-tab .stock-grid-row > [class*="col"] {
  display: flex;
}

.stock-tab .stock-grid-row #stock-summary {
  width: 100%;
}

.stock-tab .stock-grid-row .stock-section-card,
.stock-tab .stock-grid-row #stock-summary .card {
  width: 100%;
  height: 100%;
}

.stock-tab .stock-chart-card {
  min-height: 420px;
}

.stock-tab .stock-chart-card .card-body {
  height: 100%;
  padding: 0.6rem 0.75rem 0.25rem;
}

.stock-tab .stock-summary-card {
  min-height: 420px;
}

.stock-tab .stock-summary-card .card-body {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.stock-tab .stock-fixed-card {
  min-height: 320px;
}

.stock-tab .stock-grid-low .stock-fixed-card {
  min-height: 340px;
}

.stock-tab .stock-fixed-card .card-body {
  height: 100%;
  overflow: auto;
}

.stock-tab .stock-fixed-card .dash-table-container {
  font-size: 0.88rem;
}

.stock-tab .headline-list {
  max-height: 210px;
}

.dash-spinner,
.spinner-border {
  color: var(--accent);
}

@media (max-width: 991px) {
  .stock-tab .stock-chart-card,
  .stock-tab .stock-summary-card,
  .stock-tab .stock-fixed-card,
  .stock-tab .stock-grid-low .stock-fixed-card {
    min-height: auto;
  }

  .stock-tab .stock-fixed-card .card-body {
    overflow: visible;
  }
}