/* ============================================
   VVM Design System - Dark Theme
   Brand: Cyan/Teal on Dark Background
   ============================================ */

:root {
  /* ----------------------------------------
     VVM Brand Colors
     ---------------------------------------- */
  --vvm-cyan: #05F2F2;
  --vvm-teal: #03A6A6;
  --vvm-dark-teal: #014040;
  --vvm-bright: #05F2DB;
  --vvm-black: #0D0D0D;

  /* ----------------------------------------
     Typography - Inter font
     ---------------------------------------- */
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Font Sizes */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.8125rem;    /* 13px */
  --text-base: 0.875rem;   /* 14px */
  --text-lg: 1rem;         /* 16px */
  --text-xl: 1.125rem;     /* 18px */
  --text-2xl: 1.25rem;     /* 20px */
  --text-3xl: 1.5rem;      /* 24px */

  /* Font Weights */
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

  /* Line Heights */
  --leading-none: 1;
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;

  /* Letter Spacing */
  --tracking-tight: -0.025em;
  --tracking-normal: 0;
  --tracking-wide: 0.025em;

  /* ----------------------------------------
     Colors - Dark Theme Semantic
     ---------------------------------------- */

  /* Backgrounds - Dark Hierarchy */
  --color-bg-primary: #0D0D0D;
  --color-bg-secondary: #141414;
  --color-bg-tertiary: #1A1A1A;
  --color-bg-elevated: #222222;
  --color-bg-hover: #1F1F1F;
  --color-bg-active: rgba(5, 242, 242, 0.1);
  --color-bg-muted: #1A1A1A;

  /* Text - Dark Theme */
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #A0A0A0;
  --color-text-muted: #666666;
  --color-text-link: #05F2F2;
  --color-text-link-hover: #05F2DB;
  --color-text-inverse: #0D0D0D;

  /* Borders - Dark Theme */
  --color-border-default: #2A2A2A;
  --color-border-light: #1F1F1F;
  --color-border-strong: #3A3A3A;
  --color-border-focus: #05F2F2;

  /* Accents - Brand Colors */
  --color-accent-primary: #05F2F2;
  --color-accent-primary-hover: #05F2DB;
  --color-accent-secondary: #03A6A6;
  --color-accent-success: #22C55E;
  --color-accent-success-light: rgba(34, 197, 94, 0.15);
  --color-accent-warning: #F59E0B;
  --color-accent-warning-light: rgba(245, 158, 11, 0.15);
  --color-accent-danger: #EF4444;
  --color-accent-danger-light: rgba(239, 68, 68, 0.15);
  --color-accent-info: #3B82F6;
  --color-accent-info-light: rgba(59, 130, 246, 0.15);

  /* ----------------------------------------
     Spacing Scale (4px base)
     ---------------------------------------- */
  --space-0: 0;
  --space-px: 1px;
  --space-0-5: 0.125rem;  /* 2px */
  --space-1: 0.25rem;     /* 4px */
  --space-1-5: 0.375rem;  /* 6px */
  --space-2: 0.5rem;      /* 8px */
  --space-2-5: 0.625rem;  /* 10px */
  --space-3: 0.75rem;     /* 12px */
  --space-3-5: 0.875rem;  /* 14px */
  --space-4: 1rem;        /* 16px */
  --space-5: 1.25rem;     /* 20px */
  --space-6: 1.5rem;      /* 24px */
  --space-7: 1.75rem;     /* 28px */
  --space-8: 2rem;        /* 32px */
  --space-9: 2.25rem;     /* 36px */
  --space-10: 2.5rem;     /* 40px */
  --space-12: 3rem;       /* 48px */
  --space-14: 3.5rem;     /* 56px */
  --space-16: 4rem;       /* 64px */

  /* ----------------------------------------
     Border Radius
     ---------------------------------------- */
  --radius-none: 0;
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.375rem;  /* 6px */
  --radius-lg: 0.5rem;    /* 8px */
  --radius-xl: 0.75rem;   /* 12px */
  --radius-2xl: 1rem;     /* 16px */
  --radius-3xl: 1.5rem;   /* 24px */
  --radius-full: 9999px;

  /* ----------------------------------------
     Shadows - Dark Theme (Higher Opacity)
     ---------------------------------------- */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.3);
  --shadow-none: 0 0 #0000;

  /* Glow Effects for Dark Theme */
  --glow-accent: 0 0 20px rgba(5, 242, 242, 0.3);
  --glow-accent-sm: 0 0 10px rgba(5, 242, 242, 0.2);
  --shadow-glow: 0 4px 14px 0 rgba(5, 242, 242, 0.15);

  /* ----------------------------------------
     Transitions
     ---------------------------------------- */
  --duration-fast: 100ms;
  --duration-normal: 150ms;
  --duration-slow: 200ms;
  --duration-slower: 300ms;
  --ease-default: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

  /* ----------------------------------------
     Z-Index Scale
     ---------------------------------------- */
  --z-0: 0;
  --z-10: 10;
  --z-20: 20;
  --z-30: 30;
  --z-40: 40;
  --z-50: 50;
  --z-auto: auto;

  /* ----------------------------------------
     Layout Variables
     ---------------------------------------- */
  --icon-bar-width: 72px;
  --sidebar-width: 220px;
  --bottom-nav-height: 64px;
  --mobile-header-height: 56px;
  --safe-area-bottom: env(safe-area-inset-bottom, 0px);
}


/* ============================================
   Light Theme - Variable Overrides
   ============================================ */
[data-theme="light"] {
  /* Backgrounds - Light Hierarchy */
  --color-bg-primary: #FFFFFF;
  --color-bg-secondary: #F9FAFB;
  --color-bg-tertiary: #F3F4F6;
  --color-bg-elevated: #E5E7EB;
  --color-bg-hover: #F3F4F6;
  --color-bg-active: rgba(8, 145, 178, 0.08);
  --color-bg-muted: #F3F4F6;

  /* Text - Light Theme */
  --color-text-primary: #111827;
  --color-text-secondary: #6B7280;
  --color-text-muted: #9CA3AF;
  --color-text-link: #0891B2;
  --color-text-link-hover: #0E7490;
  --color-text-inverse: #FFFFFF;

  /* Borders - Light Theme */
  --color-border-default: #E5E7EB;
  --color-border-light: #F3F4F6;
  --color-border-strong: #D1D5DB;
  --color-border-focus: #0891B2;

  /* Accents - Adjusted for light backgrounds */
  --color-accent-primary: #0891B2;
  --color-accent-primary-hover: #0E7490;
  --color-accent-secondary: #0E7490;
  --color-accent-success-light: rgba(34, 197, 94, 0.1);
  --color-accent-warning-light: rgba(245, 158, 11, 0.1);
  --color-accent-danger-light: rgba(239, 68, 68, 0.08);
  --color-accent-info-light: rgba(59, 130, 246, 0.08);

  /* Shadows - Lower opacity for light */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);

  /* Glow Effects - Muted for light */
  --glow-accent: 0 0 20px rgba(8, 145, 178, 0.15);
  --glow-accent-sm: 0 0 10px rgba(8, 145, 178, 0.1);
  --shadow-glow: 0 4px 14px 0 rgba(8, 145, 178, 0.1);
}

/* Active menu item bg in light - darker tinted */
[data-theme="light"] .menu-item-pattern.active {
  background-color: rgba(8, 145, 178, 0.1);
  color: #0891B2;
}

[data-theme="light"] .sidebar-menu-item.active {
  background-color: rgba(8, 145, 178, 0.1);
  color: #0891B2;
}

[data-theme="light"] .dropdown-item.active {
  background-color: rgba(8, 145, 178, 0.08);
  color: #0891B2;
}

[data-theme="light"] .dropdown-item.active .dropdown-item-count {
  color: #0891B2;
}

[data-theme="light"] .select-filter.active {
  border-color: #0891B2;
  background-color: rgba(8, 145, 178, 0.08);
}

[data-theme="light"] .filter-chip.active {
  color: #0891B2;
  background-color: rgba(8, 145, 178, 0.08);
  border-color: #0891B2;
}

[data-theme="light"] .bottom-nav-item.active {
  color: #0891B2;
}

[data-theme="light"] .icon-bar-item.active .icon-bar-icon {
  background-color: rgba(8, 145, 178, 0.1);
}

/* KPI card icon bg in light */
[data-theme="light"] .kpi-card-icon {
  background-color: rgba(8, 145, 178, 0.08);
  color: #0891B2;
}

/* Badge accent in light */
[data-theme="light"] .badge-accent {
  background-color: rgba(8, 145, 178, 0.1);
  color: #0891B2;
}

/* Radio card checked in light */
[data-theme="light"] .radio-card input[type="radio"]:checked + .radio-card-content {
  border-color: #0891B2;
  background-color: rgba(8, 145, 178, 0.04);
}

/* Form focus glow in light */
[data-theme="light"] .form-input:focus,
[data-theme="light"] .form-select:focus,
[data-theme="light"] .form-textarea:focus {
  border-color: #0891B2;
  box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1);
}

/* Card gradient in light */
[data-theme="light"] .card {
  background: linear-gradient(180deg, #FFFFFF 0%, #F9FAFB 100%);
}

[data-theme="light"] .kpi-card {
  background: linear-gradient(180deg, #FFFFFF 0%, #F9FAFB 100%);
}

[data-theme="light"] .modal-panel {
  background: linear-gradient(180deg, #FFFFFF 0%, #F9FAFB 100%);
}

/* Modal overlay lighter in light */
[data-theme="light"] .modal-overlay {
  background-color: rgba(0, 0, 0, 0.3);
}

/* Button primary text stays dark on gradient */
[data-theme="light"] .btn-primary {
  background: linear-gradient(135deg, #0891B2 0%, #0E7490 100%);
  color: #FFFFFF;
}

[data-theme="light"] .btn-primary:hover {
  background: linear-gradient(135deg, #06B6D4 0%, #0891B2 100%);
  box-shadow: var(--shadow-glow);
}

/* Form select chevron color in light */
[data-theme="light"] .form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%239CA3AF' viewBox='0 0 24 24'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
}

/* ============================================
   Light Theme - Tailwind Utility Class Overrides
   ============================================ */

/* Background colors */
[data-theme="light"] .bg-dark-bg { background-color: #FFFFFF !important; }
[data-theme="light"] .bg-dark-secondary { background-color: #F9FAFB !important; }
[data-theme="light"] .bg-dark-tertiary { background-color: #F3F4F6 !important; }
[data-theme="light"] .bg-dark-elevated { background-color: #E5E7EB !important; }
[data-theme="light"] .bg-dark-hover { background-color: #F3F4F6 !important; }

/* Text colors */
[data-theme="light"] .text-white { color: #111827 !important; }
[data-theme="light"] .text-gray-300 { color: #4B5563 !important; }
[data-theme="light"] .text-gray-400 { color: #6B7280 !important; }
[data-theme="light"] .text-gray-500 { color: #6B7280 !important; }
[data-theme="light"] .text-gray-600 { color: #4B5563 !important; }
[data-theme="light"] .text-vvm-cyan { color: #0891B2 !important; }

/* Border colors */
[data-theme="light"] .border-dark-border { border-color: #E5E7EB !important; }
[data-theme="light"] .border-dark-border-light { border-color: #F3F4F6 !important; }
[data-theme="light"] .border-dark-border-strong { border-color: #D1D5DB !important; }

/* Hover states */
[data-theme="light"] .hover\:bg-dark-hover:hover { background-color: #E5E7EB !important; }
[data-theme="light"] .hover\:text-white:hover { color: #111827 !important; }
[data-theme="light"] .hover\:text-vvm-cyan:hover { color: #0891B2 !important; }
[data-theme="light"] .hover\:border-dark-border-strong:hover { border-color: #D1D5DB !important; }

/* Toast/alert backgrounds */
[data-theme="light"] .bg-green-500\/10 { background-color: rgba(34, 197, 94, 0.08) !important; }
[data-theme="light"] .bg-red-500\/10 { background-color: rgba(239, 68, 68, 0.08) !important; }
[data-theme="light"] .bg-yellow-500\/10 { background-color: rgba(245, 158, 11, 0.08) !important; }
[data-theme="light"] .text-green-400 { color: #16A34A !important; }
[data-theme="light"] .text-red-400 { color: #DC2626 !important; }
[data-theme="light"] .text-yellow-400 { color: #D97706 !important; }
[data-theme="light"] .border-green-500\/20 { border-color: rgba(22, 163, 74, 0.2) !important; }
[data-theme="light"] .border-red-500\/20 { border-color: rgba(220, 38, 38, 0.2) !important; }
[data-theme="light"] .border-yellow-500\/20 { border-color: rgba(217, 119, 6, 0.2) !important; }

/* Mobile overlay */
[data-theme="light"] .bg-black\/70 { background-color: rgba(0, 0, 0, 0.4) !important; }

/* Brand color overrides */
[data-theme="light"] .bg-vvm-dark-teal { background-color: rgba(8, 145, 178, 0.08) !important; }
[data-theme="light"] .bg-vvm-cyan { background-color: #0891B2 !important; }
[data-theme="light"] .border-vvm-cyan\/30 { border-color: rgba(8, 145, 178, 0.2) !important; }
[data-theme="light"] .bg-vvm-cyan\/5 { background-color: rgba(8, 145, 178, 0.05) !important; }
[data-theme="light"] .bg-vvm-cyan\/10 { background-color: rgba(8, 145, 178, 0.1) !important; }
[data-theme="light"] .hover\:bg-vvm-dark-teal\/20:hover { background-color: rgba(8, 145, 178, 0.08) !important; }
[data-theme="light"] .hover\:bg-vvm-dark-teal\/50:hover { background-color: rgba(8, 145, 178, 0.12) !important; }
[data-theme="light"] .hover\:border-vvm-cyan:hover { border-color: #0891B2 !important; }
[data-theme="light"] .focus\:border-vvm-cyan:focus { border-color: #0891B2 !important; }
[data-theme="light"] .focus\:ring-vvm-cyan\/30:focus { --tw-ring-color: rgba(8, 145, 178, 0.15) !important; }
[data-theme="light"] .border-vvm-teal\/30 { border-color: rgba(8, 145, 178, 0.15) !important; }

/* Red/danger overrides */
[data-theme="light"] .text-red-300 { color: #DC2626 !important; }
[data-theme="light"] .border-red-500\/30 { border-color: rgba(220, 38, 38, 0.2) !important; }
[data-theme="light"] .bg-red-500\/15 { background-color: rgba(220, 38, 38, 0.06) !important; }
[data-theme="light"] .hover\:bg-red-500\/20:hover { background-color: rgba(220, 38, 38, 0.1) !important; }
[data-theme="light"] .hover\:bg-red-500\/25:hover { background-color: rgba(220, 38, 38, 0.1) !important; }
[data-theme="light"] .hover\:border-red-500\/50:hover { border-color: rgba(220, 38, 38, 0.3) !important; }

/* Misc overrides */
[data-theme="light"] .placeholder-gray-600::placeholder { color: #9CA3AF !important; }
[data-theme="light"] .shadow-2xl { box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08) !important; }
[data-theme="light"] .group-hover\:text-gray-300:hover { color: #374151 !important; }

/* Sidebar active indicator gradient overrides */
[data-theme="light"] .from-vvm-cyan { --tw-gradient-from: #0891B2 !important; }
[data-theme="light"] .to-vvm-bright { --tw-gradient-to: #06B6D4 !important; }

/* Focus outlines in light */
[data-theme="light"] .btn-primary:focus,
[data-theme="light"] .btn-secondary:focus,
[data-theme="light"] .dropdown-trigger:focus,
[data-theme="light"] .select-filter:focus { outline-color: #0891B2; }

[data-theme="light"] .input-search:focus,
[data-theme="light"] .input:focus {
  border-color: #0891B2;
  box-shadow: 0 0 10px rgba(8, 145, 178, 0.1);
}

/* Text accent in light */
[data-theme="light"] .text-accent { color: #0891B2; }

/* Card/KPI accent bars in light */
[data-theme="light"] .card-accent::before,
[data-theme="light"] .kpi-card::before {
  background: linear-gradient(90deg, #0891B2 0%, #06B6D4 100%);
}


/* ============================================
   Component Patterns - Dark Theme
   ============================================ */

/* ----------------------------------------
   List Item / Data Row
   ---------------------------------------- */
.list-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
  background-color: var(--color-bg-secondary);
  transition: background-color var(--duration-fast) var(--ease-default);
}

.list-item:hover {
  background-color: var(--color-bg-hover);
}

.list-item:last-child {
  border-bottom: none;
}

.list-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--space-10);
  height: var(--space-10);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-tertiary);
  flex-shrink: 0;
}

.list-item-content {
  flex: 1;
  min-width: 0;
}

.list-item-title {
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  line-height: var(--leading-snug);
}

.list-item-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

.list-item-meta {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  flex-shrink: 0;
}


/* ----------------------------------------
   Badge / Tag - Dark Theme
   ---------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  line-height: var(--leading-none);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.badge-default {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

.badge-primary {
  background-color: var(--color-accent-info-light);
  color: var(--color-accent-info);
}

.badge-success {
  background-color: var(--color-accent-success-light);
  color: var(--color-accent-success);
}

.badge-warning {
  background-color: var(--color-accent-warning-light);
  color: var(--color-accent-warning);
}

.badge-danger {
  background-color: var(--color-accent-danger-light);
  color: var(--color-accent-danger);
}

.badge-accent {
  background-color: rgba(5, 242, 242, 0.15);
  color: var(--vvm-cyan);
}


/* ----------------------------------------
   Button - Primary (Cyan Gradient)
   ---------------------------------------- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  line-height: var(--leading-normal);
  color: var(--color-text-inverse);
  background: linear-gradient(135deg, var(--vvm-cyan) 0%, var(--vvm-teal) 100%);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--vvm-bright) 0%, var(--vvm-cyan) 100%);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.btn-primary:focus {
  outline: 2px solid var(--vvm-cyan);
  outline-offset: 2px;
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}


/* ----------------------------------------
   Button - Secondary (Outline)
   ---------------------------------------- */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  line-height: var(--leading-normal);
  color: var(--color-text-primary);
  background-color: transparent;
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}

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

.btn-secondary:focus {
  outline: 2px solid var(--vvm-cyan);
  outline-offset: 2px;
}


/* ----------------------------------------
   Button - Ghost (Text Only)
   ---------------------------------------- */
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  line-height: var(--leading-normal);
  color: var(--color-text-secondary);
  background-color: transparent;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}

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


/* ----------------------------------------
   Search Input - Dark Theme
   ---------------------------------------- */
.input-search {
  display: flex;
  align-items: center;
  width: 100%;
  height: 40px;
  padding: var(--space-2) var(--space-3) var(--space-2) var(--space-10);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast) var(--ease-default);
}

.input-search::placeholder {
  color: var(--color-text-muted);
}

.input-search:hover {
  border-color: var(--color-border-strong);
}

.input-search:focus {
  outline: none;
  border-color: var(--vvm-cyan);
  box-shadow: var(--glow-accent-sm);
}

.input-search-wrapper {
  position: relative;
}

.input-search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--color-text-muted);
  pointer-events: none;
}


/* ----------------------------------------
   Form Input - Dark Theme
   ---------------------------------------- */
.input {
  display: flex;
  align-items: center;
  width: 100%;
  height: 40px;
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast) var(--ease-default);
}

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

.input:hover {
  border-color: var(--color-border-strong);
}

.input:focus {
  outline: none;
  border-color: var(--vvm-cyan);
  box-shadow: var(--glow-accent-sm);
}


/* ----------------------------------------
   Dropdown Trigger - Dark Theme
   ---------------------------------------- */
.dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--font-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}

.dropdown-trigger:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-strong);
}

.dropdown-trigger:focus {
  outline: 2px solid var(--vvm-cyan);
  outline-offset: 2px;
}

.dropdown-trigger-icon {
  width: 16px;
  height: 16px;
  color: var(--color-text-secondary);
}


/* ----------------------------------------
   Card - Dark Theme with Accent Bar
   ---------------------------------------- */
.card {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-tertiary) 100%);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.card-accent {
  position: relative;
}

.card-accent::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--vvm-cyan) 0%, var(--vvm-bright) 100%);
}

.card-header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border-light);
}

.card-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.card-body {
  padding: var(--space-4) var(--space-5);
}

.card-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border-light);
  background-color: var(--color-bg-tertiary);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

/* Card Hover Effect */
.card-hover {
  transition: all var(--duration-slow) var(--ease-default);
}

.card-hover:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}


/* ----------------------------------------
   KPI Card - Dark Theme
   ---------------------------------------- */
.kpi-card {
  position: relative;
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-tertiary) 100%);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--vvm-cyan) 0%, var(--vvm-bright) 100%);
}

.kpi-card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background-color: rgba(5, 242, 242, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--vvm-cyan);
}

.kpi-card-value {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text-primary);
  margin-top: var(--space-3);
}

.kpi-card-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.kpi-card-trend {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  margin-top: var(--space-3);
}

.kpi-card-trend.up {
  background-color: var(--color-accent-success-light);
  color: var(--color-accent-success);
}

.kpi-card-trend.down {
  background-color: var(--color-accent-danger-light);
  color: var(--color-accent-danger);
}


/* ----------------------------------------
   Menu Item (Sidebar) - Dark Theme
   ---------------------------------------- */
.menu-item-pattern {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-default);
  cursor: pointer;
  position: relative;
}

.menu-item-pattern:hover {
  color: var(--color-text-primary);
  background-color: var(--color-bg-hover);
  transform: translateX(2px);
}

.menu-item-pattern.active {
  color: var(--vvm-cyan);
  background-color: var(--vvm-dark-teal);
}

.menu-item-pattern.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: linear-gradient(180deg, var(--vvm-cyan) 0%, var(--vvm-bright) 100%);
  border-radius: 0 2px 2px 0;
}

.menu-item-pattern-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}


/* ----------------------------------------
   Page Header - Dark Theme
   ---------------------------------------- */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
  background-color: var(--color-bg-secondary);
}

.page-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.page-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}


/* ----------------------------------------
   Empty State - Dark Theme
   ---------------------------------------- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6);
  text-align: center;
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background-color: var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
}

.empty-state-title {
  font-size: var(--text-lg);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.empty-state-description {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  max-width: 24rem;
}


/* ============================================
   Icon Bar Patterns - Dark Theme
   ============================================ */

/* Icon Bar Container */
.icon-bar {
  width: var(--icon-bar-width);
  background-color: var(--color-bg-primary);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  border-right: 1px solid var(--color-border-light);
}

/* Icon Bar Item - Base */
.icon-bar-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: var(--space-2);
  border-radius: var(--radius-xl);
  transition: all var(--duration-normal) var(--ease-default);
  cursor: pointer;
  position: relative;
}

/* Icon Bar Item - Inactive State */
.icon-bar-item:not(.active) {
  color: var(--color-text-secondary);
}

.icon-bar-item:not(.active):hover {
  background-color: var(--color-bg-hover);
  color: var(--color-text-primary);
}

/* Icon Bar Item - Active State */
.icon-bar-item.active {
  background-color: var(--color-bg-tertiary);
}

/* Icon Bar Icon Container */
.icon-bar-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

/* Icon Bar Icon - Inactive */
.icon-bar-item:not(.active) .icon-bar-icon {
  background-color: var(--color-bg-tertiary);
}

/* Icon Bar Icon - Active */
.icon-bar-item.active .icon-bar-icon {
  background-color: var(--color-bg-elevated);
}

/* Icon Bar Divider */
.icon-bar-divider {
  border-top: 1px solid var(--color-border-light);
  margin: var(--space-2) 0;
}

/* Icon Bar Logo */
.icon-bar-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: var(--icon-bar-width);
  border-bottom: 1px solid var(--color-border-light);
}

/* Icon Bar Section */
.icon-bar-section {
  padding: var(--space-4) var(--space-2);
}

/* Icon Bar Bottom Actions */
.icon-bar-bottom {
  border-top: 1px solid var(--color-border-light);
  padding: var(--space-4) var(--space-2);
  margin-top: auto;
}


/* ============================================
   Sidebar Menu Patterns - Dark Theme
   ============================================ */

/* Sidebar Container */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--color-bg-secondary);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  border-right: 1px solid var(--color-border-light);
}

/* Sidebar Header */
.sidebar-header {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
}

/* Sidebar Section Label */
.sidebar-label {
  padding: 0 var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Sidebar Menu Item */
.sidebar-menu-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-default);
  cursor: pointer;
}

.sidebar-menu-item:hover {
  background-color: var(--color-bg-hover);
  color: var(--color-text-primary);
  transform: translateX(2px);
}

.sidebar-menu-item.active {
  background-color: var(--vvm-dark-teal);
  color: var(--vvm-cyan);
}

/* Sidebar Footer */
.sidebar-footer {
  border-top: 1px solid var(--color-border-light);
  margin-top: auto;
}


/* ============================================
   Filter Toolbar Patterns - Dark Theme
   ============================================ */

.filter-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border-light);
}

.filter-toolbar-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.filter-toolbar-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.filter-toolbar-spacer {
  flex: 1;
}

.filter-toolbar-count {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.filter-toolbar-count strong {
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}


/* ----------------------------------------
   Select Filter - Dark Theme
   ---------------------------------------- */
.select-filter {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}

.select-filter:hover {
  border-color: var(--color-border-strong);
}

.select-filter:focus {
  outline: 2px solid var(--vvm-cyan);
  outline-offset: 2px;
}

.select-filter.active {
  border-color: var(--vvm-cyan);
  background-color: rgba(5, 242, 242, 0.1);
}

.select-filter-icon {
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
  transition: transform var(--duration-fast) var(--ease-default);
  flex-shrink: 0;
}

.select-filter[aria-expanded="true"] .select-filter-icon {
  transform: rotate(180deg);
}


/* ----------------------------------------
   Dropdown Menu - Dark Theme
   ---------------------------------------- */
.dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-1));
  left: 0;
  min-width: 180px;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-50);
  overflow: hidden;
}

.dropdown-menu-right {
  left: auto;
  right: 0;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-default);
  text-decoration: none;
}

.dropdown-item:hover {
  background-color: var(--color-bg-elevated);
}

.dropdown-item.active {
  background-color: var(--vvm-dark-teal);
  color: var(--vvm-cyan);
}

.dropdown-item-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.dropdown-item-count {
  margin-left: auto;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.dropdown-item.active .dropdown-item-count {
  color: var(--vvm-cyan);
}

.dropdown-divider {
  height: 1px;
  background-color: var(--color-border-light);
  margin: var(--space-1) 0;
}


/* ============================================
   Mobile Navigation Patterns
   ============================================ */

/* Bottom Navigation Bar */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--bottom-nav-height) + var(--safe-area-bottom));
  padding-bottom: var(--safe-area-bottom);
  background-color: var(--color-bg-primary);
  border-top: 1px solid var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: var(--z-40);
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  height: 100%;
  padding: var(--space-2);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-default);
}

.bottom-nav-item:hover,
.bottom-nav-item:active {
  color: var(--color-text-secondary);
}

.bottom-nav-item.active {
  color: var(--vvm-cyan);
}

.bottom-nav-icon {
  width: 24px;
  height: 24px;
}

.bottom-nav-label {
  font-size: 10px;
  font-weight: var(--font-medium);
  margin-top: var(--space-1);
}

/* Mobile Header */
.mobile-header {
  position: sticky;
  top: 0;
  height: var(--mobile-header-height);
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  z-index: var(--z-30);
}

/* Action Sheet */
.action-sheet {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-height: 70vh;
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
  padding: var(--space-4);
  padding-bottom: calc(var(--space-4) + var(--safe-area-bottom));
  z-index: var(--z-50);
  transform: translateY(100%);
  transition: transform var(--duration-slower) var(--ease-out);
}

.action-sheet.open {
  transform: translateY(0);
}

.action-sheet-handle {
  width: 36px;
  height: 4px;
  background-color: var(--color-border-strong);
  border-radius: var(--radius-full);
  margin: 0 auto var(--space-4);
}

.action-sheet-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  color: var(--color-text-primary);
  border-radius: var(--radius-lg);
  transition: background-color var(--duration-fast) var(--ease-default);
  min-height: 44px;
}

.action-sheet-item:active {
  background-color: var(--color-bg-hover);
}

/* Filter Chips (Mobile) */
.filter-chips {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.filter-chips::-webkit-scrollbar {
  display: none;
}

.filter-chip {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-full);
  white-space: nowrap;
  min-height: 44px;
  transition: all var(--duration-fast) var(--ease-default);
}

.filter-chip:active {
  background-color: var(--color-bg-hover);
}

.filter-chip.active {
  color: var(--vvm-cyan);
  background-color: rgba(5, 242, 242, 0.1);
  border-color: var(--vvm-cyan);
}


/* ============================================
   Form Patterns - Dark Theme
   ============================================ */

/* ----------------------------------------
   Form Label
   ---------------------------------------- */
.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-1-5);
}

.form-label-sm {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

/* ----------------------------------------
   Form Hint / Help Text
   ---------------------------------------- */
.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ----------------------------------------
   Form Group (field wrapper)
   ---------------------------------------- */
.form-group {
  margin-bottom: var(--space-4);
}

.form-group-sm {
  margin-bottom: var(--space-3);
}

/* ----------------------------------------
   Form Section (grouped fields panel)
   ---------------------------------------- */
.form-section {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-default);
  background-color: var(--color-bg-tertiary);
}

.form-section-title {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

/* ----------------------------------------
   Form Input (extends .input)
   ---------------------------------------- */
.form-input {
  display: flex;
  align-items: center;
  width: 100%;
  height: 40px;
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast) var(--ease-default);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-input:hover {
  border-color: var(--color-border-strong);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent-primary);
  box-shadow: 0 0 0 3px rgba(5, 242, 242, 0.1);
}

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

/* Compact variant for inline/table use */
.form-input-sm {
  height: 32px;
  font-size: var(--text-xs);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-default);
}

/* Dark color-scheme for native date/time pickers and form controls */
.form-input[type="date"],
.form-input[type="datetime-local"],
.form-input[type="time"],
.form-input[type="week"],
.form-input[type="month"] {
  color-scheme: dark;
}

[data-theme="light"] .form-input[type="date"],
[data-theme="light"] .form-input[type="datetime-local"],
[data-theme="light"] .form-input[type="time"],
[data-theme="light"] .form-input[type="week"],
[data-theme="light"] .form-input[type="month"] {
  color-scheme: light;
}

/* ----------------------------------------
   Form Select
   ---------------------------------------- */
.form-select {
  display: flex;
  align-items: center;
  width: 100%;
  height: 40px;
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23666666' viewBox='0 0 24 24'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-8);
}

.form-select:hover {
  border-color: var(--color-border-strong);
}

.form-select:focus {
  outline: none;
  border-color: var(--color-accent-primary);
  box-shadow: 0 0 0 3px rgba(5, 242, 242, 0.1);
}

.form-select option {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

/* ----------------------------------------
   Form Textarea
   ---------------------------------------- */
.form-textarea {
  display: block;
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  resize: vertical;
  transition: all var(--duration-fast) var(--ease-default);
}

.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-textarea:hover {
  border-color: var(--color-border-strong);
}

.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent-primary);
  box-shadow: 0 0 0 3px rgba(5, 242, 242, 0.1);
}

.form-textarea.font-mono {
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;
}

/* ----------------------------------------
   Form Radio / Checkbox
   ---------------------------------------- */
.form-radio,
.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.form-radio input[type="radio"],
.form-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-accent-primary);
  cursor: pointer;
}

.form-radio-label,
.form-checkbox-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* ----------------------------------------
   Radio Card (selectable card option)
   ---------------------------------------- */
.radio-card {
  position: relative;
  cursor: pointer;
}

.radio-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.radio-card-content {
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-default);
  background-color: var(--color-bg-secondary);
  transition: all var(--duration-fast) var(--ease-default);
}

.radio-card-content:hover {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-strong);
}

.radio-card input[type="radio"]:checked + .radio-card-content {
  border-color: var(--color-accent-primary);
  background-color: rgba(5, 242, 242, 0.05);
}

.radio-card-title {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-primary);
}

.radio-card-description {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-0-5);
}

/* Radio Card - Disabled state */
.radio-card-disabled {
  cursor: not-allowed;
}

.radio-card-disabled .radio-card-content {
  opacity: 0.5;
  background-color: var(--color-bg-primary);
  border-color: var(--color-border-light);
}

.radio-card-disabled .radio-card-content:hover {
  background-color: var(--color-bg-primary);
  border-color: var(--color-border-light);
}

.radio-card-reason {
  font-size: var(--text-xs);
  color: var(--color-accent-warning);
  margin-top: var(--space-1);
  line-height: 1.3;
}

/* ----------------------------------------
   Form Validation States
   ---------------------------------------- */
.form-input-error {
  border-color: var(--color-accent-danger) !important;
}

.form-input-error:focus {
  border-color: var(--color-accent-danger) !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-accent-danger);
  margin-top: var(--space-1);
}

/* ----------------------------------------
   Form Actions (button row)
   ---------------------------------------- */
.form-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-light);
}


/* ============================================
   Modal Patterns - Dark Theme
   ============================================ */

/* ----------------------------------------
   Modal Overlay (backdrop)
   ---------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-40);
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

/* ----------------------------------------
   Modal Container (centering wrapper)
   ---------------------------------------- */
.modal-container {
  position: fixed;
  inset: 0;
  z-index: var(--z-50);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

/* ----------------------------------------
   Modal Panel
   ---------------------------------------- */
.modal-panel {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-tertiary) 100%);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-panel-sm { max-width: 28rem; }
.modal-panel-md { max-width: 36rem; }
.modal-panel-lg { max-width: 42rem; }
.modal-panel-xl { max-width: 56rem; }

/* ----------------------------------------
   Modal Header
   ---------------------------------------- */
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
}

.modal-title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--color-text-muted);
  border: none;
  background: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}

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

/* ----------------------------------------
   Modal Body
   ---------------------------------------- */
.modal-body {
  padding: var(--space-6);
}

/* ----------------------------------------
   Alert / Notification
   ---------------------------------------- */
.alert {
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.alert-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: var(--font-medium);
  margin-bottom: var(--space-1);
}

.alert-success {
  background-color: var(--color-accent-success-light);
  border: 1px solid rgba(34, 197, 94, 0.2);
  color: var(--color-accent-success);
}

.alert-error {
  background-color: var(--color-accent-danger-light);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--color-accent-danger);
}

.alert-warning {
  background-color: var(--color-accent-warning-light);
  border: 1px solid rgba(245, 158, 11, 0.2);
  color: var(--color-accent-warning);
}

.alert-info {
  background-color: var(--color-accent-info-light);
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: var(--color-accent-info);
}

.alert-detail {
  font-size: var(--text-xs);
  opacity: 0.8;
}


/* ============================================
   Utility Classes - Dark Theme
   ============================================ */

/* Text Colors */
.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-link { color: var(--color-text-link); }
.text-accent { color: var(--vvm-cyan); }

/* Background Colors */
.bg-primary { background-color: var(--color-bg-primary); }
.bg-secondary { background-color: var(--color-bg-secondary); }
.bg-tertiary { background-color: var(--color-bg-tertiary); }
.bg-hover { background-color: var(--color-bg-hover); }
.bg-active { background-color: var(--color-bg-active); }

/* Font Sizes */
.text-size-xs { font-size: var(--text-xs); }
.text-size-sm { font-size: var(--text-sm); }
.text-size-base { font-size: var(--text-base); }
.text-size-lg { font-size: var(--text-lg); }
.text-size-xl { font-size: var(--text-xl); }

/* Font Weights */
.font-normal { font-weight: var(--font-normal); }
.font-medium { font-weight: var(--font-medium); }
.font-semibold { font-weight: var(--font-semibold); }
.font-bold { font-weight: var(--font-bold); }

/* Border Radius */
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Shadows */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-glow { box-shadow: var(--shadow-glow); }

/* Glow Effects */
.glow-accent { box-shadow: var(--glow-accent); }

/* Mobile Spacing */
.has-bottom-nav {
  padding-bottom: calc(var(--bottom-nav-height) + var(--safe-area-bottom));
}

/* Divider */
.divider {
  height: 1px;
  background-color: var(--color-border-light);
  margin: var(--space-4) 0;
}

/* Scrollbar - Dark Theme */
.custom-scrollbar {
  scrollbar-width: thin;
  scrollbar-color: var(--color-border-strong) transparent;
}

.custom-scrollbar::-webkit-scrollbar {
  width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  background-color: var(--color-border-strong);
  border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background-color: var(--color-text-muted);
}