/**
 * Enhanced Resolution & Content Density System
 * Optimizes layout for maximum content visibility without sacrificing aesthetics
 * Supports 1080p, 1440p, 4K displays with adaptive scaling
 */

/* =============================================================================
   VIEWPORT OPTIMIZATION
   ============================================================================= */

:root {
  /* Enhanced spacing for higher density */
  --content-max-width: 1920px;
  --content-padding: clamp(1rem, 2vw, 2rem);
  --panel-gap: clamp(0.75rem, 1.5vw, 1.5rem);
  
  /* Compact spacing variants */
  --space-compact-1: 0.25rem;
  --space-compact-2: 0.5rem;
  --space-compact-3: 0.75rem;
  --space-compact-4: 1rem;
  
  /* Table density */
  --table-row-height: 2.5rem;
  --table-cell-padding: 0.5rem 0.75rem;
  --table-font-size: 0.875rem;
  
  /* Card density */
  --card-padding-compact: 1rem;
  --card-gap-compact: 0.75rem;
}

/* Adaptive container widths based on viewport */
@media (min-width: 1920px) {
  :root {
    --content-max-width: 2400px;
    --table-row-height: 2.75rem;
  }
}

@media (min-width: 2560px) {
  :root {
    --content-max-width: 3200px;
    --table-row-height: 3rem;
  }
}

/* =============================================================================
   ENHANCED LAYOUT SYSTEM
   ============================================================================= */

.page-content {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--content-padding);
}

/* Compact mode for data-heavy pages */
.page-content.compact-mode {
  --space-4: var(--space-compact-4);
  --space-3: var(--space-compact-3);
  --space-2: var(--space-compact-2);
}

/* =============================================================================
   HIGH-DENSITY GRID SYSTEM
   ============================================================================= */

.grid-dense {
  display: grid;
  gap: var(--panel-gap);
}

/* Responsive grid templates */
.grid-dense.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-dense.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-dense.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid-dense.cols-auto {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* Adaptive columns based on viewport */
@media (min-width: 1920px) {
  .grid-dense.cols-auto {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  }
}

@media (min-width: 2560px) {
  .grid-dense.cols-auto {
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  }
}

/* =============================================================================
   ENHANCED TABLE STYLES
   ============================================================================= */

.table-enhanced {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: var(--table-font-size);
}

.table-enhanced thead th {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: var(--table-cell-padding);
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid rgba(59, 130, 246, 0.3);
  font-weight: 600;
  text-align: left;
  white-space: nowrap;
}

.table-enhanced tbody tr {
  height: var(--table-row-height);
  transition: background 0.15s ease;
}

.table-enhanced tbody tr:hover {
  background: rgba(255, 255, 255, 0.05);
}

.table-enhanced tbody td {
  padding: var(--table-cell-padding);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  vertical-align: middle;
}

/* Compact table variant */
.table-enhanced.table-compact tbody tr {
  height: 2rem;
}

.table-enhanced.table-compact tbody td,
.table-enhanced.table-compact thead th {
  padding: 0.375rem 0.5rem;
  font-size: 0.8125rem;
}

/* =============================================================================
   COMPACT CARD SYSTEM
   ============================================================================= */

.card-compact {
  padding: var(--card-padding-compact);
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.8), rgba(30, 41, 59, 0.6));
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.card-compact .card-header {
  margin-bottom: var(--card-gap-compact);
}

.card-compact .card-title {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
}

.card-compact .card-body {
  display: flex;
  flex-direction: column;
  gap: var(--card-gap-compact);
}

/* =============================================================================
   MULTI-COLUMN LAYOUTS
   ============================================================================= */

.layout-2col {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--panel-gap);
}

.layout-3col {
  display: grid;
  grid-template-columns: 300px 1fr 350px;
  gap: var(--panel-gap);
}

.layout-sidebar-main {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--panel-gap);
}

/* Responsive breakpoints */
@media (max-width: 1400px) {
  .layout-2col,
  .layout-3col,
  .layout-sidebar-main {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1920px) {
  .layout-2col {
    grid-template-columns: 1fr 480px;
  }
  
  .layout-3col {
    grid-template-columns: 350px 1fr 400px;
  }
  
  .layout-sidebar-main {
    grid-template-columns: 320px 1fr;
  }
}

/* =============================================================================
   SCROLLABLE CONTAINERS
   ============================================================================= */

.scrollable-panel {
  overflow-y: auto;
  max-height: calc(100vh - 200px);
  scrollbar-width: thin;
  scrollbar-color: rgba(59, 130, 246, 0.5) rgba(255, 255, 255, 0.05);
}

.scrollable-panel::-webkit-scrollbar {
  width: 8px;
}

.scrollable-panel::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}

.scrollable-panel::-webkit-scrollbar-thumb {
  background: rgba(59, 130, 246, 0.5);
  border-radius: 4px;
}

.scrollable-panel::-webkit-scrollbar-thumb:hover {
  background: rgba(59, 130, 246, 0.7);
}

/* =============================================================================
   FLEXIBLE CHART CONTAINERS
   ============================================================================= */

.chart-container-enhanced {
  position: relative;
  width: 100%;
  min-height: 400px;
  height: clamp(400px, 50vh, 700px);
}

@media (min-width: 1920px) {
  .chart-container-enhanced {
    min-height: 500px;
    height: clamp(500px, 55vh, 800px);
  }
}

@media (min-width: 2560px) {
  .chart-container-enhanced {
    min-height: 600px;
    height: clamp(600px, 60vh, 1000px);
  }
}

/* =============================================================================
   DATA VISUALIZATION ENHANCEMENTS
   ============================================================================= */

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-compact-3);
}

.metric-card {
  padding: var(--space-compact-3);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.metric-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.metric-value {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-strong);
}

.metric-change {
  font-size: 0.75rem;
  margin-top: 0.25rem;
}

/* =============================================================================
   RESPONSIVE UTILITIES
   ============================================================================= */

/* Hide on smaller screens */
@media (max-width: 1400px) {
  .hide-below-xl {
    display: none !important;
  }
}

/* Show only on large screens */
.show-xl-up {
  display: none;
}

@media (min-width: 1920px) {
  .show-xl-up {
    display: block;
  }
}

/* Compact spacing on smaller viewports */
@media (max-width: 1600px) {
  :root {
    --panel-gap: 1rem;
    --content-padding: 1rem;
  }
}

/* =============================================================================
   PERFORMANCE OPTIMIZATIONS
   ============================================================================= */

/* GPU acceleration for smooth scrolling */
.gpu-accelerated {
  transform: translateZ(0);
  will-change: transform;
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* =============================================================================
   PRINT STYLES
   ============================================================================= */

@media print {
  .page-content {
    max-width: 100%;
    padding: 0;
  }
  
  .table-enhanced {
    font-size: 10pt;
  }
  
  .card-compact {
    break-inside: avoid;
  }
}