* {
      font-family: 'Poppins', sans-serif;
    }
    
    :root[data-theme="dark"] {
      --bg-primary: linear-gradient(135deg, #0f0c29 0%, #1a1538 50%, #24243e 100%);
      --text-primary: #e5e7eb;
      --text-secondary: #9ca3af;
      --text-tertiary: #6b7280;
      --card-bg: linear-gradient(135deg, rgba(30, 33, 54, 0.85) 0%, rgba(20, 23, 40, 0.9) 100%);
      --card-border: rgba(99, 102, 241, 0.1);
      --card-border-hover: rgba(99, 102, 241, 0.3);
      --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
      --card-shadow-hover: 0 12px 48px rgba(99, 102, 241, 0.15);
      --stat-card-bg: linear-gradient(135deg, rgba(30, 33, 54, 0.9) 0%, rgba(25, 28, 45, 0.95) 100%);
      --stat-card-border: rgba(99, 102, 241, 0.15);
      --header-bg: linear-gradient(135deg, rgba(17, 24, 39, 0.95) 0%, rgba(15, 23, 42, 0.98) 100%);
      --header-border: rgba(99, 102, 241, 0.15);
      --select-bg: rgba(31, 41, 55, 0.95);
      --select-border: rgba(99, 102, 241, 0.2);
      --table-header-bg: rgba(31, 41, 55, 0.6);
      --table-row-border: rgba(75, 85, 99, 0.15);
      --table-row-hover: rgba(99, 102, 241, 0.05);
      --heatmap-empty: #1f2937;
      --heatmap-border-empty: #374151;
    }
    
    :root[data-theme="light"] {
      --bg-primary: linear-gradient(135deg, #f0f4ff 0%, #e8eeff 50%, #dce4ff 100%);
      --text-primary: #1f2937;
      --text-secondary: #4b5563;
      --text-tertiary: #6b7280;
      --card-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.98) 100%);
      --card-border: rgba(99, 102, 241, 0.15);
      --card-border-hover: rgba(99, 102, 241, 0.4);
      --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
      --card-shadow-hover: 0 12px 48px rgba(99, 102, 241, 0.2);
      --stat-card-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(249, 250, 251, 1) 100%);
      --stat-card-border: rgba(99, 102, 241, 0.2);
      --header-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(249, 250, 251, 0.99) 100%);
      --header-border: rgba(99, 102, 241, 0.2);
      --select-bg: rgba(255, 255, 255, 0.95);
      --select-border: rgba(99, 102, 241, 0.3);
      --table-header-bg: rgba(249, 250, 251, 0.9);
      --table-row-border: rgba(229, 231, 235, 0.8);
      --table-row-hover: rgba(99, 102, 241, 0.08);
      --heatmap-empty: #f3f4f6;
      --heatmap-border-empty: #e5e7eb;
    }
    
    body {
      background: var(--bg-primary);
      color: var(--text-primary);
      transition: background 0.3s ease, color 0.3s ease;
    }
    
    .glass-card {
      background: var(--card-bg);
      backdrop-filter: blur(20px);
      border: 1px solid var(--card-border);
      box-shadow: var(--card-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.05);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
    
    .glass-card:hover {
      border-color: var(--card-border-hover);
      box-shadow: var(--card-shadow-hover), inset 0 1px 0 rgba(255, 255, 255, 0.08);
      transform: translateY(-2px);
    }
    
    .stat-card {
      background: var(--stat-card-bg);
      border: 1px solid var(--stat-card-border);
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.03);
      position: relative;
      overflow: hidden;
      transition: all 0.3s ease;
    }
    
    .stat-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 2px;
      background: linear-gradient(90deg, rgba(99, 102, 241, 0.5), rgba(168, 85, 247, 0.5));
    }
    
    .gradient-header {
      background: var(--header-bg);
      backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--header-border);
      box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
      transition: all 0.3s ease;
    }
    
    select {
      background: var(--select-bg);
      color: var(--text-primary);
      border: 1px solid var(--select-border);
      transition: all 0.2s ease;
    }
    
    select:focus {
      outline: none;
      border-color: rgba(99, 102, 241, 0.5);
      box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    }
    
    table {
      color: var(--text-primary);
    }
    
    thead {
      background: var(--table-header-bg);
      border-bottom: 1px solid var(--card-border);
    }
    
    tbody tr {
      border-bottom: 1px solid var(--table-row-border);
      transition: background 0.2s ease;
    }
    
    tbody tr:hover {
      background: var(--table-row-hover);
    }
    
    .metric-value {
      font-weight: 700;
      background: linear-gradient(135deg, #a5b4fc 0%, #818cf8 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    
    .section-title {
      font-weight: 600;
      letter-spacing: -0.025em;
    }
    
    .theme-toggle, .lang-toggle {
      background: var(--stat-card-bg);
      border: 1px solid var(--stat-card-border);
      color: var(--text-primary);
      transition: all 0.2s ease;
      cursor: pointer;
    }
    
    .theme-toggle:hover, .lang-toggle:hover {
      border-color: rgba(99, 102, 241, 0.5);
      transform: translateY(-1px);
    }

    .category-list {
      padding: 0.25rem;
      overflow-x: visible;
    }

    .category-tile {
      flex: 1 1 0;
      box-shadow: none;
      overflow: visible;
    }

    .category-icon {
      display: inline-flex;
      width: 2rem;
      height: 2rem;
      margin-bottom: 0.5rem;
      color: var(--text-secondary);
    }

    .category-icon svg {
      width: 100%;
      height: 100%;
      fill: none;
      stroke: currentColor;
      stroke-width: 1.8;
      stroke-linecap: round;
      stroke-linejoin: round;
    }
    
    .service-bar {
      height: 48px;
      display: flex;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
    }
    
    .service-segment {
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 0.875rem;
      font-weight: 600;
      color: white;
      transition: all 0.3s ease;
      position: relative;
      cursor: default;
    }
    
    .service-segment:hover {
      filter: brightness(1.1);
    }

    .service-card-header {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 1rem;
      margin-bottom: 0.75rem;
    }

    .service-card-header h3 {
      margin-bottom: 0;
    }

    .service-metric-toggle {
      display: inline-flex;
      gap: 0.2rem;
      padding: 0.2rem;
      border: 1px solid var(--stat-card-border);
      border-radius: 0.75rem;
      background: var(--select-bg);
      flex-shrink: 0;
    }

    .service-metric-toggle button {
      border: 0;
      border-radius: 0.55rem;
      background: transparent;
      color: var(--text-secondary);
      cursor: pointer;
      font-size: 0.75rem;
      font-weight: 600;
      padding: 0.3rem 0.5rem;
      transition: all 0.2s ease;
    }

    .service-metric-toggle button.active {
      background: rgba(16, 185, 129, 0.16);
      color: var(--text-primary);
    }

    .service-legend {
      display: flex;
      flex-wrap: wrap;
      gap: 0.75rem 1rem;
      margin-top: 0.75rem;
      font-size: 0.8125rem;
    }

    .service-legend-item {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      white-space: nowrap;
    }

    .service-dot {
      width: 0.65rem;
      height: 0.65rem;
      border-radius: 999px;
      flex: 0 0 auto;
    }

    .calendar-nav {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.35rem 0.5rem;
      border: 1px solid var(--stat-card-border);
      border-radius: 0.75rem;
      background: var(--stat-card-bg);
      white-space: nowrap;
    }

    .calendar-nav button {
      width: 1.6rem;
      height: 1.6rem;
      border: 0;
      border-radius: 0.5rem;
      background: transparent;
      color: var(--text-primary);
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .calendar-nav button:not(:disabled):hover {
      background: rgba(99, 102, 241, 0.12);
    }

    .calendar-nav button:disabled {
      opacity: 0.35;
      cursor: default;
    }

    #calendarYearLabel {
      min-width: 2.75rem;
      text-align: center;
      font-size: 0.875rem;
      font-weight: 600;
    }

    .collapsible-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      margin-bottom: 1.25rem;
    }

    .collapse-toggle {
      border: 1px solid var(--stat-card-border);
      border-radius: 0.75rem;
      background: var(--stat-card-bg);
      color: var(--text-secondary);
      cursor: pointer;
      font-size: 0.75rem;
      font-weight: 600;
      padding: 0.4rem 0.65rem;
      white-space: nowrap;
      transition: all 0.2s ease;
    }

    .collapse-toggle:hover {
      color: var(--text-primary);
      border-color: rgba(99, 102, 241, 0.35);
    }

    .collapsible-content[hidden] {
      display: none;
    }

    .mobile-calendar-summary {
      display: flex;
      flex-direction: column;
      gap: 0.65rem;
    }

    .mobile-calendar-month {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 0.4rem 0.75rem;
      align-items: center;
      border: 1px solid var(--stat-card-border);
      border-radius: 0.75rem;
      background: var(--stat-card-bg);
      padding: 0.75rem;
      font-size: 0.875rem;
    }

    .mobile-calendar-bar {
      grid-column: 1 / -1;
      height: 0.35rem;
      border-radius: 999px;
      background: var(--heatmap-empty);
      overflow: hidden;
    }

    .mobile-calendar-bar span {
      display: block;
      height: 100%;
      min-width: 0.35rem;
      border-radius: inherit;
      background: #6366f1;
    }
    
    @media (max-width: 768px) {
      .glass-card {
        padding: 1rem !important;
      }
      
      canvas {
        max-height: 200px !important;
      }
      
      .service-bar {
        height: 40px;
      }
      
      .stat-card {
        padding: 0.75rem !important;
      }

      .category-list {
        overflow-x: auto;
      }

      .category-tile {
        flex: 1 0 140px;
      }
    }