:root {
  --bg-primary: #131722;
  --bg-secondary: #1e222d;
  --bg-tertiary: #2a2e39;
  --border-color: #363c4e;
  
  --text-main: #d1d4dc;
  --text-muted: #787b86;
  --text-bright: #ffffff;

  --accent-blue: #2962ff;
  --accent-blue-hover: #1e54e4;
  --accent-green: #26a69a;
  --accent-red: #ef5350;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.5;
  min-height: 100vh;
}

/* Header */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 24px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-green);
}

.brand-title {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.5px;
  color: var(--text-bright);
}

.brand-title .highlight {
  color: var(--accent-blue);
}

.badge {
  background-color: var(--bg-tertiary);
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

/* Layout Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* General Cards */
.card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 16px;
}

/* Filter Section */
.filter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  align-items: end;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.input-group label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

input, select {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-bright);
  padding: 8px 12px;
  border-radius: 4px;
  font-family: var(--font-sans);
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
}

input:focus, select:focus {
  border-color: var(--accent-blue);
}

.filter-actions {
  display: flex;
  gap: 8px;
}

/* Buttons */
.btn {
  padding: 8px 16px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 12px;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-primary {
  background-color: var(--accent-blue);
  color: #fff;
}

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

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--border-color);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.btn-outline:hover {
  background: var(--bg-tertiary);
  color: var(--text-bright);
}

.btn-icon {
  padding: 4px 8px;
  background-color: var(--bg-tertiary);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-icon:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* KPI Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.kpi-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 16px;
}

.kpi-title {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.kpi-value {
  font-size: 18px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-bright);
}

.text-green { color: var(--accent-green); }
.text-blue { color: var(--accent-blue); }
.text-right { text-align: right; }

/* Table Container */
.table-card {
  padding: 0;
  overflow: hidden;
  position: relative;
}

.table-container {
  overflow-x: auto;
  max-height: 600px;
  position: relative;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
}

thead {
  position: sticky;
  top: 0;
  background-color: var(--bg-secondary);
  z-index: 10;
  border-bottom: 2px solid var(--border-color);
}

th {
  padding: 10px 14px;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  user-select: none;
}

th.sortable {
  cursor: pointer;
}

th.sortable:hover {
  color: var(--text-bright);
}

th .sort-icon {
  font-size: 10px;
  margin-left: 4px;
  color: var(--accent-blue);
}

td {
  padding: 8px 14px;
  border-bottom: 1px solid #262b37;
  color: var(--text-main);
  white-space: nowrap;
}

tbody tr:hover {
  background-color: #242834;
}

.symbol-tag {
  font-weight: 700;
  color: var(--text-bright);
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: 3px;
}

/* Pagination Bar */
.pagination-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  font-size: 12px;
  color: var(--text-muted);
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Loading Overlay */
.loading-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(19, 23, 34, 0.85);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 12px;
  z-index: 20;
}

.hidden { display: none !important; }

.spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Navigation Tabs */
.nav-tabs {
  display: flex;
  background-color: var(--bg-primary);
  padding: 4px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  gap: 4px;
}

.nav-tab {
  text-decoration: none;
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-tab:hover {
  color: var(--text-bright);
  background-color: var(--bg-tertiary);
}

.nav-tab.active {
  color: #ffffff;
  background-color: var(--accent-blue);
}

/* Time Filter Chips */
.time-chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.chip {
  padding: 5px 10px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.chip:hover {
  color: var(--text-bright);
  border-color: var(--accent-blue);
}

.chip.active {
  background-color: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
}

/* Flow Badges & Indicators */
.badge-accum {
  background-color: rgba(38, 166, 154, 0.15);
  color: var(--accent-green);
  border: 1px solid rgba(38, 166, 154, 0.35);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.badge-dist {
  background-color: rgba(239, 83, 80, 0.15);
  color: var(--accent-red);
  border: 1px solid rgba(239, 83, 80, 0.35);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.text-red {
  color: var(--accent-red);
}

/* Scrip Pill Cell */
.scrip-cell {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.scrip-sym {
  font-weight: 700;
  color: var(--text-bright);
}

.scrip-sub {
  font-size: 10px;
  color: var(--text-muted);
}

/* Broker Button */
.btn-broker-action {
  padding: 4px 8px;
  background-color: var(--bg-tertiary);
  color: var(--accent-blue);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-weight: 600;
  font-size: 11px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-broker-action:hover {
  background-color: var(--accent-blue);
  color: #fff;
}

/* Deep Dive Modal / Drawer */
.drawer-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(10, 12, 18, 0.75);
  backdrop-filter: blur(4px);
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 30px 20px;
  overflow-y: auto;
}

.drawer-modal {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  width: 100%;
  max-width: 1200px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.6);
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 24px;
  animation: slideDown 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 14px;
}

.drawer-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.drawer-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-bright);
}

.btn-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: all 0.2s;
}

.btn-close:hover {
  color: var(--text-bright);
  background: var(--bg-tertiary);
}

/* Chart Container */
.chart-container-box {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chart-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.bucket-controls {
  display: flex;
  gap: 4px;
}

.btn-bucket {
  padding: 3px 8px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  border-radius: 3px;
  cursor: pointer;
}

.btn-bucket.active {
  background-color: var(--accent-blue);
  color: #fff;
  border-color: var(--accent-blue);
}

.chart-wrapper {
  position: relative;
  height: 260px;
  width: 100%;
}

/* Counterparty 2-Col Grid */
.cp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 900px) {
  .cp-grid {
    grid-template-columns: 1fr;
  }
}

.cp-card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cp-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}