/* Reset & Variables */
:root {
  --bg-app: #070a13;
  --bg-card: rgba(13, 19, 39, 0.65);
  --bg-card-hover: rgba(18, 26, 54, 0.85);
  --border-glass: rgba(255, 255, 255, 0.06);
  --border-focus: rgba(99, 102, 241, 0.4);
  
  --primary: #6366f1;
  --primary-glow: rgba(99, 102, 241, 0.15);
  --secondary: #8b5cf6;
  --accent: #a855f7;
  
  --danger: #f43f5e;
  --danger-light: rgba(244, 63, 94, 0.1);
  --warning: #f59e0b;
  --warning-light: rgba(245, 158, 11, 0.1);
  --success: #10b981;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.5);
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
  background-image: 
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.1) 0px, transparent 50%),
    radial-gradient(at 100% 0%, rgba(139, 92, 246, 0.08) 0px, transparent 50%),
    radial-gradient(at 50% 100%, rgba(244, 63, 94, 0.03) 0px, transparent 50%);
  background-attachment: fixed;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(7, 10, 19, 0.5);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Glassmorphism utility */
.glass {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal), background-color var(--transition-normal);
}

.glass:hover {
  background-color: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.1);
}

/* Helpers */
.hidden {
  display: none !important;
}

.text-right {
  text-align: right;
}

.text-center {
  text-align: center;
}

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

.font-bold {
  font-weight: 700;
}

/* App Container */
.app-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Main Header */
.main-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1.25rem;
  background: rgba(13, 19, 39, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.icon-logo {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--primary);
  filter: drop-shadow(0 0 8px rgba(99, 102, 241, 0.5));
}

.main-header h1 {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 40%, var(--primary) 70%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.main-header .subtitle {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.sync-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-glass);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 6px rgba(16, 185, 129, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

.refresh-control {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.timer-text {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(99, 102, 241, 0.4), 0 0 0 2px var(--primary-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-pagination {
  padding: 0.4rem 0.6rem;
}

.btn-icon-only {
  padding: 0.55rem;
  justify-content: center;
}

/* Spinner and Animation */
.icon-spin-hover:hover, .loading-active .icon-spin-hover {
  animation: spin 1s linear infinite;
}

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

/* KPI metric grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
}

.kpi-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-glow);
}

.kpi-card.clickable {
  cursor: pointer;
}

.kpi-card.clickable:hover {
  border-color: var(--danger);
  box-shadow: 0 8px 30px rgba(244, 63, 94, 0.15);
}

.kpi-card.clickable:active {
  transform: translateY(0) scale(0.98);
}

.kpi-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: var(--radius-md);
}

.kpi-icon-wrapper svg {
  width: 1.6rem;
  height: 1.6rem;
}

.kpi-icon-wrapper.overcharge {
  background: var(--danger-light);
  color: var(--danger);
  border: 1px solid rgba(244, 63, 94, 0.2);
}

.kpi-icon-wrapper.flagged {
  background: var(--warning-light);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.kpi-icon-wrapper.average {
  background: rgba(139, 92, 246, 0.1);
  color: var(--secondary);
  border: 1px solid rgba(139, 92, 246, 0.2);
}

.kpi-icon-wrapper.max-diff {
  background: rgba(168, 85, 247, 0.1);
  color: var(--accent);
  border: 1px solid rgba(168, 85, 247, 0.2);
}

.kpi-data {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.kpi-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.kpi-val {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.kpi-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Charts Section */
.charts-section {
  display: grid;
  grid-template-columns: 3.5fr 2.5fr;
  gap: 1.25rem;
}

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

.chart-card {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.chart-header {
  display: flex;
  flex-direction: column;
}

.chart-header h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.chart-header h3 svg {
  width: 1.1rem;
  height: 1.1rem;
  color: var(--primary);
}

.chart-subtitle {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.chart-body {
  position: relative;
  width: 100%;
  height: 280px; /* Restrict height for clean visualization layout */
}

.donut-chart-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Table Section & Controls */
.table-section {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.table-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.search-box {
  position: relative;
  flex-grow: 1;
  min-width: 250px;
  max-width: 450px;
}

.search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: var(--text-secondary);
  pointer-events: none;
}

.search-box input {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  padding: 0.55rem 1rem 0.55rem 2.3rem;
  border-radius: var(--radius-sm);
  outline: none;
  transition: all var(--transition-fast);
}

.search-box input:focus {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.filters-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.filter-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.filter-item label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.filter-item select {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.5rem 1.5rem 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.45rem center;
  background-size: 0.9rem;
}

.filter-item select option,
.page-size-selector select option {
  background-color: #0b0f19;
  color: #f8fafc;
}

.filter-item select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

/* Active Filters Summary */
.active-filters-summary {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.02);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border-glass);
}

.tags-container {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.filter-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: var(--primary-glow);
  color: var(--primary);
  border: 1px solid rgba(99, 102, 241, 0.3);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.filter-tag button {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
}

.filter-tag button svg {
  width: 0.75rem;
  height: 0.75rem;
}

.filter-tag button:hover {
  color: var(--text-primary);
}

/* Data Table Structure */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-glass);
  min-height: 200px;
  position: relative;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.82rem;
}

.data-table th {
  background-color: rgba(13, 19, 39, 0.95);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 0.85rem 1rem;
  border-bottom: 2px solid var(--border-glass);
  user-select: none;
  white-space: nowrap;
}

.data-table th.sortable {
  cursor: pointer;
  transition: all var(--transition-fast);
}

.data-table th.sortable:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.02);
}

.data-table th svg {
  width: 0.85rem;
  height: 0.85rem;
  display: inline-block;
  vertical-align: middle;
  margin-left: 0.25rem;
  color: var(--text-muted);
}

.data-table th.sort-asc svg, .data-table th.sort-desc svg {
  color: var(--primary);
}

.data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-glass);
  color: var(--text-primary);
  white-space: nowrap;
}

.data-table tbody tr {
  transition: background-color var(--transition-fast);
}

.data-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

/* Badge highlights */
.badge {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  font-size: 0.72rem;
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
}

.badge-danger {
  background: var(--danger-light);
  color: var(--danger);
  border: 1px solid rgba(244, 63, 94, 0.25);
}

.badge-warning {
  background: var(--warning-light);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.badge-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-secondary);
  border: 1px solid var(--border-glass);
}

/* Empty/Error State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
  text-align: center;
  color: var(--text-secondary);
  gap: 0.5rem;
}

.empty-icon {
  width: 3rem;
  height: 3rem;
  color: var(--text-muted);
}

.empty-state h3 {
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 700;
}

.empty-state p {
  font-size: 0.8rem;
  max-width: 300px;
}

/* Table Footer / Pagination */
.table-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  border-top: 1px solid var(--border-glass);
  padding-top: 1rem;
}

.rows-info span {
  color: var(--text-primary);
  font-weight: 600;
}

.page-controls {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.page-size-selector {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.page-size-selector select {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 1.3rem 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.35rem center;
  background-size: 0.75rem;
}

.pagination-buttons {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.pages-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.btn-page {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-weight: 600;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-page:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.btn-page.active {
  background: var(--primary-glow);
  border-color: rgba(99, 102, 241, 0.4);
  color: var(--primary);
}

.btn-page.dots {
  cursor: default;
}

.btn-page.dots:hover {
  background: transparent;
  color: var(--text-secondary);
}

/* Modals */
.modal-backdrop {
  position: fixed;
  left: 0;
  top: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(3, 5, 10, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  animation: fadeIn var(--transition-normal);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-container {
  width: 100%;
  max-width: 680px;
  margin: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: slideUp var(--transition-normal);
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-glass);
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.modal-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.modal-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
}

.modal-badge.danger {
  background: var(--danger-light);
  color: var(--danger);
  border: 1px solid rgba(244, 63, 94, 0.2);
}

.btn-close-modal {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: inline-flex;
}

.btn-close-modal:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.btn-close-modal svg {
  width: 1.2rem;
  height: 1.2rem;
}

.modal-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.modal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 576px) {
  .modal-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

.modal-col {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.modal-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 0.25rem;
}

.meta-field {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
}

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

.field-value {
  color: var(--text-primary);
  font-weight: 500;
}

.copyable {
  cursor: pointer;
  transition: color var(--transition-fast);
}

.copyable:hover {
  color: var(--primary);
  text-decoration: underline;
}

/* Calculation summary card */
.calculation-summary-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.calculation-summary-card h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.calc-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
}

.border-bottom {
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 0.5rem;
}

.math-line {
  padding-top: 0.5rem;
}

.calc-row svg {
  width: 0.85rem;
  height: 0.85rem;
  display: inline;
  vertical-align: middle;
  margin-right: 0.15rem;
}

.total-mismatch-highlight {
  margin-top: 0.4rem;
  background: var(--danger-light);
  color: var(--danger);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.85rem;
  border: 1px solid rgba(244, 63, 94, 0.15);
  font-size: 0.9rem;
}

.total-mismatch-highlight .calc-value {
  font-size: 1.05rem;
}

.modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border-glass);
  background: rgba(3, 5, 10, 0.2);
}

.vendor-info-badge {
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.vendor-info-badge strong {
  color: var(--text-primary);
}

.vendor-info-badge svg {
  width: 0.95rem;
  height: 0.95rem;
  color: var(--text-muted);
}

/* Toast System */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 1100;
}

.toast {
  background: rgba(13, 19, 39, 0.9);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-lg);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-primary);
  font-size: 0.82rem;
  animation: toastIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  min-width: 260px;
}

@keyframes toastIn {
  from { transform: translateY(50px) scale(0.9); opacity: 0; }
  to { transform: translateY(0) scale(1); opacity: 1; }
}

.toast.success {
  border-left: 3px solid var(--success);
}

.toast.error {
  border-left: 3px solid var(--danger);
  background: rgba(25, 13, 20, 0.95);
}

.toast.info {
  border-left: 3px solid var(--primary);
}

.toast-icon.success { color: var(--success); }
.toast-icon.error { color: var(--danger); }
.toast-icon.info { color: var(--primary); }

.toast-message {
  flex-grow: 1;
  font-weight: 500;
}

/* Loading Overlay for Data Refresh */
.table-wrapper.loading::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(7, 10, 19, 0.6);
  backdrop-filter: blur(2px);
  z-index: 10;
}

.table-wrapper.loading::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 2.25rem;
  height: 2.25rem;
  border: 3px solid rgba(99, 102, 241, 0.2);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  z-index: 11;
}

/* 7 Days Grid Layout Details */
.seven-days-content-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 1.5rem;
  align-items: stretch;
}

.seven-days-table-container {
  min-width: 0;
}

.seven-days-chart-container {
  background: rgba(255, 255, 255, 0.015);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  height: 280px;
  min-width: 0;
}

@media (max-width: 992px) {
  .seven-days-content-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
}

/* 7-Day Header Row layout for export button */
.chart-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.chart-header-row .btn {
  padding: 0.4rem 0.85rem;
  font-size: 0.78rem;
}