* {
  box-sizing: border-box;
}

:root {
  --bg: #0b0f14;
  --panel: #111826;
  --panel-2: #0f1520;
  --border: #23324a;
  --border-strong: #31445f;
  --text: #e6edf3;
  --text-soft: #b6c6d8;
  --muted: #8aa0b8;
  --input: #1b2435;
  --hover: #24314a;
  --accent: #24588e;
  --accent-2: #3677b7;
  --chip: #182233;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, sans-serif;
}

.app-shell {
  max-width: 1800px;
  margin: 0 auto;
  padding: 16px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 16px;
}

h1,
h2,
h3 {
  margin: 0;
}

.subtitle,
.panel-subtitle {
  margin: 6px 0 0 0;
  color: var(--text-soft);
}

.topbar-actions,
.panel-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px;
}

button,
input,
select {
  background: var(--input);
  color: #ffffff;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 13px;
}

button {
  cursor: pointer;
}

button:hover {
  background: var(--hover);
}

#addTabBtn,
#saveLayoutBtn,
#loadLayoutBtn {
  background: var(--accent);
  border-color: var(--accent-2);
}

#addTabBtn:hover,
#saveLayoutBtn:hover,
#loadLayoutBtn:hover {
  background: #2c6aa7;
}

input:focus,
select:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.progression-panel {
  min-height: 700px;
  width: 100%;
  min-width: 0;
}

.panel-head,
.tab-bar,
.tab-content,
.tab-layout,
.tab-layout > div,
.tab-controls,
.chart-card,
.table-card {
  min-width: 0;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 12px;
}

.tab-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.tab-button {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: #172132;
  border-color: #31445f;
}

.tab-button.active {
  background: #24588e;
  border-color: #3677b7;
}

.tab-close {
  font-weight: bold;
  opacity: 0.8;
}

.tab-content {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
}

.tab-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 14px;
}

.tab-controls {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.control-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
}

.control-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.control-grid .span-2 {
  grid-column: span 2;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.small-note {
  font-size: 12px;
  color: var(--muted);
}

.series-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
  max-height: 220px;
  overflow: auto;
}

.series-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  background: #121a28;
  border: 1px solid #223246;
  border-radius: 12px;
  padding: 8px;
}

.series-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.chip {
  font-size: 11px;
  padding: 4px 8px;
  background: var(--chip);
  border: 1px solid #2a3a55;
  border-radius: 999px;
  color: var(--text-soft);
}

.chart-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
}

.chart-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 8px;
}

.chart-wrap {
  background: #0b111b;
  border: 1px solid #223246;
  border-radius: 12px;
  padding: 10px;
  overflow: auto;
}

svg {
  display: block;
  width: 100%;
  height: auto;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-soft);
}

.legend-swatch{
  width:18px;
  height:6px;
  display:block;
  flex:0 0 auto;
}

.table-card {
  margin-top: 12px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
}

.data-table-wrap {
  overflow: auto;
  border: 1px solid #223246;
  border-radius: 12px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 900px;
}

.data-table th,
.data-table td {
  border-bottom: 1px solid #1c2738;
  padding: 8px 10px;
  text-align: left;
  font-size: 12px;
}

.data-table th {
  background: #121c2b;
  color: var(--text-soft);
  position: sticky;
  top: 0;
}

.empty-state {
  padding: 24px;
  text-align: center;
  color: var(--text-soft);
}

.toggle-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.toggle-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: #121a28;
  border: 1px solid #223246;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
}

.group-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.remove-chip {
  cursor: pointer;
}

.remove-chip:hover {
  filter: brightness(1.2);
}

.status-bar {
  margin-top: 16px;
}

.status-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(140px, 1fr));
  gap: 12px;
}

.label {
  display: block;
  font-size: 12px;
  color: var(--text-soft);
  margin-bottom: 4px;
}

.brand-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.brand-logo {
  width: 520px;
  max-width: 100%;
  height: auto;
  display: block;
  margin-bottom: -20px;
}

.subheader {
  margin-left: 8px;
  margin-bottom: -5px;
}

@media (max-width: 1200px) {
  .tab-layout {
    grid-template-columns: 1fr;
  }

  .status-row {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 700px) {
  .topbar,
  .panel-head {
    flex-direction: column;
  }

  .status-row {
    grid-template-columns: 1fr;
  }
}