/* ==========================================================================
   Base & Variables
   ========================================================================== */
:root {
  --bg-main: #0C0E12;
  --bg-surface: #12151A;
  --bg-card: #1A1D24;
  --bg-card-hover: #22262E;
  --bg-table-header: #14171D;
  --bg-table-stripe: rgba(255,255,255,0.015);
  --border-color: #2A2E36;
  --border-focus: #F59E0B;
  --text-primary: #E5E7EB;
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  
  --accent-amber: #F59E0B;
  --accent-amber-hover: #D97706;
  --accent-amber-bg: rgba(245, 158, 11, 0.1);
  
  --accent-green: #22C55E;
  --accent-green-bg: rgba(34, 197, 94, 0.12);
  --accent-red: #EF4444;
  --accent-red-bg: rgba(239, 68, 68, 0.12);
  --accent-cyan: #06B6D4;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --radius-sm: 3px;
  --radius-md: 6px;
  --radius-lg: 10px;
  
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.5);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.6);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.8);
}

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

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

.font-mono {
  font-family: var(--font-mono);
}

.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* ==========================================================================
   Custom Scrollbar
   ========================================================================== */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #2A2E36;
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: #3A3E46;
}

/* ==========================================================================
   Header
   ========================================================================== */
.top-header {
  height: 52px;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  box-shadow: var(--shadow-sm);
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--accent-amber), #B45309);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: bold;
}

.brand-text h1 {
  font-size: 16px;
  font-weight: 600;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-text .badge {
  font-size: 10px;
  text-transform: uppercase;
  background-color: var(--accent-amber-bg);
  color: var(--accent-amber);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================================================
   Buttons & Forms
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s;
  background: transparent;
  color: var(--text-primary);
}

.btn:hover:not(:disabled) {
  opacity: 0.9;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background-color: var(--accent-amber);
  color: #000;
  border-color: var(--accent-amber);
  font-weight: 600;
}

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

.btn-secondary {
  background-color: var(--accent-amber-bg);
  color: var(--accent-amber);
  border-color: rgba(245, 158, 11, 0.2);
}

.btn-secondary:hover {
  background-color: rgba(245, 158, 11, 0.15);
  border-color: rgba(245, 158, 11, 0.3);
}

.btn-outline {
  border-color: var(--border-color);
  color: var(--text-secondary);
}

.btn-outline:hover {
  border-color: var(--border-focus);
  color: var(--text-primary);
}

.btn-ghost {
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-primary);
}

.btn-small {
  padding: 4px 8px;
  font-size: 12px;
}

.btn-full {
  width: 100%;
}

.icon-btn {
  width: 32px;
  height: 32px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.icon-btn:hover {
  border-color: var(--border-focus);
  color: var(--accent-amber);
  background-color: var(--bg-card-hover);
}

.form-input, .form-select {
  width: 100%;
  padding: 6px 10px;
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
  transition: border-color 0.2s;
}

.form-input:focus, .form-select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 1px rgba(245, 158, 11, 0.3);
}

.file-path-input-group {
  display: flex;
  gap: 8px;
}

.file-path-input-group .form-input {
  flex: 1;
}

/* ==========================================================================
   Workspace & Sidebar
   ========================================================================== */
.workspace {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.control-panel {
  width: 300px;
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.card {
  background-color: var(--bg-card);
  margin: 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.card-header {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(0,0,0,0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin: 0;
  font-weight: 600;
}

.card-body {
  padding: 12px;
}

.preset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.btn-preset {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-preset:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-primary);
}

.btn-preset.active {
  background-color: var(--accent-amber-bg);
  border-color: var(--accent-amber);
  color: var(--accent-amber);
}

/* ==========================================================================
   Smart Filter Controls
   ========================================================================== */
.filter-rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.filter-row {
  display: grid;
  grid-template-columns: 2fr 1fr 2fr auto;
  gap: 6px;
  align-items: center;
}

.filter-row .col-select,
.filter-row .op-select,
.filter-row .val-input,
.filter-row .val2-input,
.filter-row .filter-value-control select,
.filter-row .filter-value-control input {
  padding: 4px 6px;
  font-size: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--bg-main);
  color: var(--text-primary);
  height: 26px;
}

.filter-row .filter-value-control {
  display: flex;
  gap: 4px;
}

.filter-row .filter-value-control input[type="date"],
.filter-row .filter-value-control input[type="number"] {
  width: 100%;
}

.filter-row .btn-remove-filter {
  width: 26px;
  height: 26px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.filter-row .btn-remove-filter:hover {
  color: var(--accent-red);
  border-color: var(--accent-red);
  background-color: var(--accent-red-bg);
}

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

/* ==========================================================================
   Data Viewport
   ========================================================================== */
.data-viewport {
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-main);
  position: relative;
  overflow: hidden;
}

.summary-ribbon {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  min-height: 44px;
}

.stat-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background-color: var(--bg-card);
  padding: 4px 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  font-size: 12px;
}

.stat-pill .label {
  color: var(--text-secondary);
}

.stat-pill .value {
  color: var(--text-primary);
  font-weight: 600;
  font-family: var(--font-mono);
}

.stat-pill.highlight {
  background-color: var(--accent-amber-bg);
  border-color: rgba(245, 158, 11, 0.3);
}

.stat-pill.highlight .value {
  color: var(--accent-amber);
}

.ribbon-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.select-inline {
  width: auto;
  min-width: 120px;
  padding: 4px 8px;
  height: 28px;
  font-size: 12px;
}

.active-filters-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
}

.active-filters-bar.hidden {
  display: none;
}

.active-filters-bar .bar-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent-amber);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pills-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1;
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.filter-pill .remove-pill {
  margin-left: 6px;
  color: var(--text-muted);
  cursor: pointer;
  background: none;
  border: none;
  padding: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.filter-pill .remove-pill:hover {
  color: var(--accent-red);
}

/* ==========================================================================
   Data Table
   ========================================================================== */
.grid-container {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.table-wrapper {
  width: 100%;
  height: 100%;
  overflow: auto;
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  text-align: right;
  white-space: nowrap;
}

.data-table th {
  background-color: var(--bg-table-header);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 6px 10px;
  height: 28px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 5;
  cursor: pointer;
  user-select: none;
}

.data-table th:hover {
  color: var(--text-primary);
  background-color: var(--bg-card-hover);
}

.data-table th.sort-asc::after {
  content: " \2191";
  color: var(--accent-amber);
}

.data-table th.sort-desc::after {
  content: " \2193";
  color: var(--accent-amber);
}

.data-table th.align-left,
.data-table td.align-left {
  text-align: left;
}

.data-table td {
  padding: 5px 10px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  height: 26px;
}

.data-table tbody tr:nth-child(even) {
  background-color: var(--bg-table-stripe);
}

.data-table tbody tr:hover {
  background-color: rgba(245, 158, 11, 0.06);
}

.call-badge {
  display: inline-block;
  padding: 2px 6px;
  background-color: var(--accent-green-bg);
  color: var(--accent-green);
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: bold;
}

.put-badge {
  display: inline-block;
  padding: 2px 6px;
  background-color: var(--accent-red-bg);
  color: var(--accent-red);
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: bold;
}

.val-positive {
  color: var(--accent-green);
}

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

.val-muted {
  color: var(--text-muted);
}

.data-table th.freeze {
  position: sticky;
  left: 0;
  z-index: 6;
  background-color: var(--bg-table-header);
  border-right: 1px solid var(--border-color);
}

.data-table td.freeze {
  position: sticky;
  left: 0;
  z-index: 4;
  background-color: var(--bg-main);
  border-right: 1px solid var(--border-color);
}

.data-table tbody tr:nth-child(even) td.freeze {
  background-color: #0E1014;
}

/* ==========================================================================
   Empty & Loading
   ========================================================================== */
.empty-state {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-main);
  z-index: 2;
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h3 {
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 8px;
}

.loading-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(12, 14, 18, 0.7);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
}

.loading-overlay.hidden {
  display: none;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(245, 158, 11, 0.2);
  border-top-color: var(--accent-amber);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ==========================================================================
   Pagination
   ========================================================================== */
.pagination-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  height: 40px;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-indicator {
  font-size: 12px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.page-info {
  font-size: 12px;
  color: var(--text-muted);
}

/* ==========================================================================
   Modals
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal-backdrop.hidden {
  display: none;
}

.modal-dialog {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.modal-large {
  max-width: 800px;
}

.modal-header {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h2 {
  font-size: 16px;
  font-weight: 600;
  margin: 0;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

.modal-close-btn:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 16px;
  overflow-y: auto;
}

.schema-table, .stats-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin-bottom: 16px;
}

.schema-table th, .stats-table th,
.schema-table td, .stats-table td {
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.schema-table th, .stats-table th {
  background-color: var(--bg-table-header);
  color: var(--text-secondary);
  font-weight: 600;
}

.type-pill {
  display: inline-block;
  padding: 2px 6px;
  background-color: rgba(6, 182, 212, 0.12);
  color: var(--accent-cyan);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 10px;
}

/* ==========================================================================
   Utility
   ========================================================================== */
.muted-text {
  color: var(--text-muted);
}

.form-group {
  margin-bottom: 12px;
}

.form-label {
  display: block;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 4px;
  font-weight: 500;
}

.form-help {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

.hidden {
  display: none !important;
}

/* View Navigation Tabs */
.view-tabs {
  display: flex;
  gap: 4px;
  background-color: var(--bg-main);
  padding: 3px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  color: var(--text-primary);
  background-color: var(--bg-card-hover);
}

.tab-btn.active {
  background-color: var(--accent-amber);
  color: #0c0e12;
  font-weight: 600;
}

/* Enricher Viewport */
.enricher-viewport {
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-main);
  overflow: hidden;
}

.enricher-header {
  padding: 8px 16px;
}

.enricher-upload-zone {
  display: flex;
  align-items: center;
  gap: 10px;
}

.trade-detail-layout {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.chart-card {
  height: 280px;
  display: flex;
  flex-direction: column;
}

.chart-subtitle {
  font-size: 11px;
  color: var(--accent-amber);
  font-family: var(--font-mono);
}

.chart-container {
  width: 100%;
  height: 210px;
  position: relative;
}

.max-h-300 {
  max-height: 260px;
  overflow-y: auto;
}

.badge-full {
  background-color: rgba(34, 197, 94, 0.15);
  color: var(--accent-green);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: 600;
}

.badge-nomatch {
  background-color: rgba(239, 68, 68, 0.15);
  color: var(--accent-red);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: 600;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .control-panel {
    display: none;
  }
}