/* ============================================
   NeutralAiz Design System - Core Styles
   Version: 1.0.0
   ============================================ */

/* Removed problematic rule that was hiding the entire page */
/* body > div:nth-child(1) rule was hiding the main container */

:root {
  /* ==========================================
     Core Background Colors
     ========================================== */
  --color-bg-primary: #0a0a0f;      /* Base: Very dark grey with blue hint */
  --color-bg-secondary: #0d0d14;    /* Slightly lighter */
  --color-bg-tertiary: #111119;     /* Panel backgrounds */

  /* ==========================================
     Glass Morphism Effects
     ========================================== */
  --color-glass-bg: rgba(30, 35, 45, 0.6);           /* Standard glass panels */
  --color-glass-bg-hover: rgba(40, 45, 55, 0.7);     /* Hover state */
  --color-glass-border: rgba(100, 110, 130, 0.35);   /* Visible borders */
  --color-glass-border-hover: rgba(120, 130, 150, 0.5);
  
  /* Enhanced Visibility Variants */
  --color-glass-bg-heavy: rgba(35, 40, 50, 0.75);    /* Chat/important sections */
  --color-input-bg: rgba(20, 25, 35, 0.85);          /* Form inputs - darker for better contrast */
  --color-input-border: rgba(110, 120, 140, 0.4);
  --color-button-bg: rgba(55, 65, 80, 0.6);          /* Buttons */
  --color-button-border: rgba(120, 130, 150, 0.45);

  /* Layered Container System */
  --color-container-1: rgba(20, 20, 35, 0.3);   /* 30% opacity */
  --color-container-2: rgba(20, 20, 35, 0.2);   /* 20% opacity */
  --color-container-3: rgba(20, 20, 35, 0.15);  /* 15% opacity */
  --color-container-4: rgba(20, 20, 35, 0.1);   /* 10% opacity */

  /* ==========================================
     Text Colors - Blue-tinted Hierarchy
     ========================================== */
  --color-text-primary: rgba(235, 240, 255, 0.92);    /* Bright blue-white */
  --color-text-secondary: rgba(205, 215, 245, 0.82);  /* Light blue-gray */
  --color-text-tertiary: rgba(175, 190, 225, 0.68);   /* Medium blue-gray */
  --color-text-disabled: rgba(145, 160, 195, 0.45);   /* Muted blue */

  /* ==========================================
     Accent Colors
     ========================================== */
  --color-accent-blue: #2563eb;
  --color-accent-blue-light: #3b82f6;
  --color-accent-blue-dark: #1e40af;
  --color-accent-yellow: #fbbf24;
  --color-accent-yellow-light: #fcd34d;
  --color-accent-yellow-dark: #f59e0b;
  
  /* Glow Effects */
  --color-accent-glow: rgba(37, 99, 235, 0.4);
  --color-accent-yellow-glow: rgba(251, 191, 36, 0.4);

  /* Status Indicators */
  --color-live: #ff3333;
  --color-success: rgba(34, 197, 94, 0.8);
  --color-warning: rgba(251, 191, 36, 0.8);
  --color-error: rgba(239, 68, 68, 0.8);
  --color-info: rgba(59, 130, 246, 0.8);

  /* ==========================================
     Typography System
     ========================================== */
  --font-family-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 
                         'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 
                         'Helvetica Neue', sans-serif;
  --font-family-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', 
                      'Fira Mono', 'Roboto Mono', monospace;

  /* Font Sizes - Larger for Readability */
  --font-size-xs: 14px;   /* Minimum size */
  --font-size-sm: 16px;   /* Body text */
  --font-size-md: 18px;   /* Emphasized body */
  --font-size-lg: 20px;   /* Small headers */
  --font-size-xl: 24px;   /* Section headers */
  --font-size-2xl: 28px;  /* Major headers */
  --font-size-3xl: 36px;  /* Page titles */

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

  /* Line Heights */
  --line-height-tight: 1.15;    /* Headers */
  --line-height-normal: 1.3;    /* Body text */
  --line-height-relaxed: 1.5;   /* Long-form content */

  /* ==========================================
     Spacing Scale - Tight & Compact
     ========================================== */
  --spacing-xs: 2px;    /* Micro adjustments */
  --spacing-sm: 4px;    /* Between related elements */
  --spacing-md: 8px;    /* Standard gap */
  --spacing-lg: 12px;   /* Section spacing */
  --spacing-xl: 16px;   /* Component padding */
  --spacing-2xl: 20px;  /* Major sections */
  --spacing-3xl: 24px;  /* Page margins */

  /* ==========================================
     Effects & Animations
     ========================================== */
  /* Blur Effects */
  --blur-sm: 8px;    /* Subtle glass */
  --blur-md: 12px;   /* Standard panels */
  --blur-lg: 20px;   /* Important elements */
  --blur-xl: 30px;   /* Modal overlays */

  /* Border Radius - Sharp & Minimal */
  --radius-xs: 2px;     /* Buttons, inputs */
  --radius-sm: 3px;     /* Cards, panels */
  --radius-md: 4px;     /* Modals, dropdowns */
  --radius-lg: 6px;     /* Large containers */
  --radius-full: 9999px; /* Pills, badges */

  /* Transitions */
  --transition-fast: 150ms ease;    /* Hover states */
  --transition-normal: 250ms ease;  /* Panel changes */
  --transition-slow: 350ms ease;    /* Modal animations */

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 2px 6px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.6);
  --shadow-xl: 0 8px 24px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 20px var(--color-accent-glow);

  /* Z-Index Scale */
  --z-base: 0;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-popover: 500;
  --z-tooltip: 600;
  --z-notification: 700;
}

/* ============================================
   Global Reset & Base Styles
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Glass Morphism Components
   ============================================ */

/* Base Glass Element */
.glass {
  background: var(--color-glass-bg);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));  /* Safari support */
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.glass:hover {
  background: var(--color-glass-bg-hover);
  border-color: var(--color-glass-border-hover);
}

/* Glass Panel Variant */
.glass-panel {
  background: var(--color-glass-bg);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--color-glass-border);
  padding: var(--spacing-lg);
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
}

/* Heavy Glass (for important content) */
.glass-heavy {
  background: var(--color-glass-bg-heavy);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
}

/* Glass Card */
.glass-card {
  background: var(--color-container-2);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-lg);
  transition: all var(--transition-fast);
}

.glass-card:hover {
  background: var(--color-container-1);
  border-color: var(--color-glass-border-hover);
  transform: translateY(-1px);
}

/* ============================================
   Typography Classes
   ============================================ */

/* UI Text - UPPERCASE with letter spacing */
.ui-text {
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: var(--font-weight-medium);
}

.ui-label {
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

.ui-header {
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
}

/* Body Text - normal case */
.body-text {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
}

/* ============================================
   Button Styles
   ============================================ */

.glass-button {
  min-height: 42px;
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--color-button-bg);
  border: 1px solid var(--color-button-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all var(--transition-fast);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
}

.glass-button:hover {
  background: rgba(65, 75, 90, 0.7);
  border-color: rgba(140, 150, 170, 0.6);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.glass-button:active {
  transform: translateY(0);
}

/* Button Variants */
.glass-button--primary {
  background: rgba(37, 99, 235, 0.2);
  border-color: rgba(37, 99, 235, 0.3);
}

.glass-button--primary:hover {
  background: rgba(37, 99, 235, 0.3);
  border-color: rgba(37, 99, 235, 0.5);
  box-shadow: 0 0 12px rgba(37, 99, 235, 0.3);
}

.glass-button--success {
  background: rgba(34, 197, 94, 0.2);
  border-color: rgba(34, 197, 94, 0.3);
}

.glass-button--danger {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.3);
}

.glass-button--warning {
  background: rgba(251, 191, 36, 0.2);
  border-color: rgba(251, 191, 36, 0.3);
}

/* ============================================
   Input Styles
   ============================================ */

.glass-input {
  min-height: 42px;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-input-bg);
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.2);
  transition: all var(--transition-fast);
  width: 100%;
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
}

.glass-input:focus {
  outline: none;
  background: rgba(25, 30, 40, 0.9);
  border-color: var(--color-accent-blue);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2), 
              inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

.glass-input::placeholder {
  color: var(--color-text-disabled);
  opacity: 0.7;
}

/* Textarea styling */
.glass-textarea {
  min-height: 100px;
  padding: var(--spacing-lg);
  background: var(--color-input-bg);
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  font-family: var(--font-family-primary);
  line-height: var(--line-height-relaxed);
  resize: vertical;
  transition: all var(--transition-fast);
  width: 100%;
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
}

.glass-textarea:focus {
  outline: none;
  background: rgba(25, 30, 40, 0.9);
  border-color: var(--color-accent-blue);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.glass-textarea::placeholder {
  color: var(--color-text-disabled);
  opacity: 0.7;
}

/* Checkbox styling */
.glass-checkbox {
  width: 20px;
  height: 20px;
  accent-color: var(--color-accent-blue);
  background: var(--color-input-bg);
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
  position: relative;
}

.glass-checkbox:checked {
  background: #10b981; /* Green success color */
  border-color: #10b981;
}

.glass-checkbox:checked::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 14px;
  font-weight: bold;
}

.glass-checkbox:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

/* Radio button styling */
.glass-radio {
  width: 20px;
  height: 20px;
  accent-color: var(--color-accent-blue);
  background: var(--color-input-bg);
  border: 1px solid var(--color-input-border);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
  position: relative;
}

.glass-radio:checked {
  background: var(--color-input-bg);
  border-color: var(--color-accent-blue);
}

.glass-radio:checked::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  background: var(--color-accent-blue);
  border-radius: 50%;
}

.glass-radio:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

/* Range/Slider styling */
.glass-range {
  width: 100%;
  height: 8px;
  background: linear-gradient(to right, 
    rgba(100, 110, 130, 0.5) 0%, 
    rgba(100, 110, 130, 0.5) 100%);
  border: 1px solid rgba(100, 110, 130, 0.3);
  border-radius: var(--radius-sm);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  position: relative;
}

.glass-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  background: var(--color-accent-blue);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.glass-range::-moz-range-thumb {
  width: 20px;
  height: 20px;
  background: var(--color-accent-blue);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.glass-range::-webkit-slider-thumb:hover {
  background: var(--color-accent-blue-light);
  transform: scale(1.1);
}

.glass-range::-moz-range-thumb:hover {
  background: var(--color-accent-blue-light);
  transform: scale(1.1);
}

.glass-range:focus {
  outline: none;
}

/* File input styling */
.glass-file {
  min-height: 42px;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-input-bg);
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  font-family: var(--font-family-primary);
  cursor: pointer;
  transition: var(--transition-fast);
}

.glass-file:hover {
  background: rgba(25, 30, 40, 0.9);
  border-color: var(--color-accent-blue-dark);
}

.glass-file:focus {
  outline: none;
  background: rgba(25, 30, 40, 0.9);
  border-color: var(--color-accent-blue);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.glass-file::file-selector-button {
  padding: var(--spacing-sm) var(--spacing-md);
  margin-right: var(--spacing-md);
  background: var(--color-accent-blue);
  border: none;
  border-radius: var(--radius-xs);
  color: var(--color-bg-primary);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: var(--transition-fast);
}

.glass-file::file-selector-button:hover {
  background: var(--color-accent-blue-light);
}

/* Select Dropdown */
.glass-select {
  min-height: 42px;
  padding: var(--spacing-md) var(--spacing-lg);
  padding-right: var(--spacing-3xl);
  background: var(--color-input-bg) !important;
  background-color: var(--color-input-bg) !important;
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%23ABB2BF' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-position: right var(--spacing-md) center;
  background-repeat: no-repeat;
  background-size: 20px;
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
}

/* Select dropdown options */
.glass-select option {
  background: var(--color-bg-primary) !important;
  background-color: var(--color-bg-primary) !important;
  color: var(--color-text-primary);
  padding: var(--spacing-sm);
}

.glass-select option:hover,
.glass-select option:focus,
.glass-select option:checked,
.glass-select option[selected] {
  background: var(--color-accent-blue) !important;
  background-color: var(--color-accent-blue) !important;
  color: var(--color-bg-primary) !important;
}

.glass-select:focus {
  outline: none;
  background: rgba(25, 30, 40, 0.9) !important;
  background-color: rgba(25, 30, 40, 0.9) !important;
  border-color: var(--color-accent-blue);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

/* ============================================
   Status Bar & Badges
   ============================================ */

.status-bar {
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  background: var(--color-glass-bg);
  border-bottom: 1px solid var(--color-glass-border);
  height: 40px;
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-xl);
  width: 100%;
}

.badge {
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: var(--font-weight-medium);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.badge-live {
  background: rgba(255, 51, 51, 0.2);
  border: 1px solid rgba(255, 51, 51, 0.3);
  color: var(--color-live);
  animation: pulse-live 2s infinite;
}

@keyframes pulse-live {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* ============================================
   Tab System
   ============================================ */

.tab-container {
  display: flex;
  gap: var(--spacing-sm);
  padding: 0 var(--spacing-md);
  background: var(--color-container-4);
  border-bottom: 2px solid var(--color-glass-border);
}

.tab-button {
  min-height: 42px;
  padding: var(--spacing-md) var(--spacing-xl);
  background: transparent;
  border: none;
  color: var(--color-text-tertiary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.tab-button:hover {
  color: var(--color-text-secondary);
  background: var(--color-container-3);
}

.tab-button.active {
  color: var(--color-text-primary);
  background: var(--color-glass-bg);
  border-bottom: 2px solid var(--color-accent-blue);
}

/* ============================================
   Scrollbar Customization
   ============================================ */

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
}

::-webkit-scrollbar-thumb {
  background: rgba(100, 110, 130, 0.4);
  border-radius: var(--radius-md);
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(120, 130, 150, 0.6);
}

/* ============================================
   Utility Classes
   ============================================ */

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-disabled { color: var(--color-text-disabled); }

.bg-primary { background: var(--color-bg-primary); }
.bg-secondary { background: var(--color-bg-secondary); }
.bg-tertiary { background: var(--color-bg-tertiary); }

/* Spacing utilities */
.p-xs { padding: var(--spacing-xs); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }
.p-2xl { padding: var(--spacing-2xl); }
.p-3xl { padding: var(--spacing-3xl); }

.gap-xs { gap: var(--spacing-xs); }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }
.gap-xl { gap: var(--spacing-xl); }

/* ============================================
   Animation Classes
   ============================================ */

.animate-fade-in {
  animation: fadeIn var(--transition-normal) ease-out forwards;
}

.animate-slide-up {
  animation: slideUp var(--transition-normal) ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   Flexbox Utilities
   ============================================ */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }

.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-baseline { align-items: baseline; }
.items-stretch { align-items: stretch; }

.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }

.flex-1 { flex: 1 1 0%; }
.flex-auto { flex: 1 1 auto; }
.flex-initial { flex: 0 1 auto; }
.flex-none { flex: none; }

/* ============================================
   Position Utilities
   ============================================ */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.static { position: static; }

.inset-0 { inset: 0; }
.inset-x-0 { left: 0; right: 0; }
.inset-y-0 { top: 0; bottom: 0; }

.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

/* ============================================
   Size Utilities
   ============================================ */
.w-full { width: 100%; }
.w-auto { width: auto; }
.w-screen { width: 100vw; }
.w-min { width: min-content; }
.w-max { width: max-content; }
.w-fit { width: fit-content; }

.w-4 { width: 16px; }
.w-5 { width: 20px; }
.w-6 { width: 24px; }
.w-8 { width: 32px; }
.w-10 { width: 40px; }
.w-12 { width: 48px; }
.w-16 { width: 64px; }

.h-full { height: 100%; }
.h-auto { height: auto; }
.h-screen { height: 100vh; }
.h-min { height: min-content; }
.h-max { height: max-content; }
.h-fit { height: fit-content; }

.h-4 { height: 16px; }
.h-5 { height: 20px; }
.h-6 { height: 24px; }
.h-8 { height: 32px; }
.h-10 { height: 40px; }
.h-12 { height: 48px; }
.h-16 { height: 64px; }

.min-h-0 { min-height: 0; }
.min-h-full { min-height: 100%; }
.min-h-screen { min-height: 100vh; }
.min-h-12 { min-height: 48px; }
.min-h-\[400px\] { min-height: 400px; }

.max-w-none { max-width: none; }
.max-w-full { max-width: 100%; }
.max-w-screen { max-width: 100vw; }
.max-w-xs { max-width: 320px; }
.max-w-sm { max-width: 384px; }
.max-w-md { max-width: 448px; }
.max-w-lg { max-width: 512px; }
.max-w-xl { max-width: 576px; }
.max-w-2xl { max-width: 672px; }
.max-w-3xl { max-width: 768px; }
.max-w-4xl { max-width: 896px; }
.max-w-5xl { max-width: 1024px; }
.max-w-6xl { max-width: 1152px; }
.max-w-7xl { max-width: 1280px; }

/* ============================================
   Display Utilities
   ============================================ */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.hidden { display: none; }
.grid { display: grid; }

/* ============================================
   Text Alignment
   ============================================ */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

/* ============================================
   Font Weight
   ============================================ */
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* ============================================
   Border Utilities
   ============================================ */
.border { border-width: 1px; }
.border-0 { border-width: 0; }
.border-2 { border-width: 2px; }

.border-t { border-top-width: 1px; }
.border-r { border-right-width: 1px; }
.border-b { border-bottom-width: 1px; }
.border-l { border-left-width: 1px; }
.border-x { border-left-width: 1px; border-right-width: 1px; }
.border-y { border-top-width: 1px; border-bottom-width: 1px; }

.glass-border { border-color: var(--color-glass-border); }

/* ============================================
   Border Radius
   ============================================ */
.rounded { border-radius: var(--radius-sm); }
.rounded-sm { border-radius: var(--radius-xs); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }
.rounded-none { border-radius: 0; }

/* ============================================
   Overflow Utilities
   ============================================ */
.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }
.overflow-scroll { overflow: scroll; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-hidden { overflow-x: hidden; }
.overflow-y-hidden { overflow-y: hidden; }

/* ============================================
   Cursor Utilities
   ============================================ */
.cursor-auto { cursor: auto; }
.cursor-default { cursor: default; }
.cursor-pointer { cursor: pointer; }
.cursor-wait { cursor: wait; }
.cursor-text { cursor: text; }
.cursor-move { cursor: move; }
.cursor-help { cursor: help; }
.cursor-not-allowed { cursor: not-allowed; }

/* ============================================
   Other Utilities
   ============================================ */
.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }
.select-auto { user-select: auto; }

.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

.resize-none { resize: none; }
.resize-y { resize: vertical; }
.resize-x { resize: horizontal; }
.resize { resize: both; }

/* ============================================
   Z-index Utilities
   ============================================ */
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }
.z-auto { z-index: auto; }

/* ============================================
   Opacity Utilities
   ============================================ */
.opacity-0 { opacity: 0; }
.opacity-20 { opacity: 0.2; }
.opacity-40 { opacity: 0.4; }
.opacity-50 { opacity: 0.5; }
.opacity-60 { opacity: 0.6; }
.opacity-80 { opacity: 0.8; }
.opacity-100 { opacity: 1; }

/* ============================================
   Background Opacity
   ============================================ */
.bg-opacity-10 { --bg-opacity: 0.1; }
.bg-opacity-20 { --bg-opacity: 0.2; }
.bg-opacity-30 { --bg-opacity: 0.3; }
.bg-opacity-40 { --bg-opacity: 0.4; }
.bg-opacity-50 { --bg-opacity: 0.5; }
.bg-opacity-60 { --bg-opacity: 0.6; }
.bg-opacity-70 { --bg-opacity: 0.7; }
.bg-opacity-80 { --bg-opacity: 0.8; }
.bg-opacity-90 { --bg-opacity: 0.9; }
.bg-opacity-100 { --bg-opacity: 1; }

/* Special backgrounds */
.bg-blue-600 { background: var(--color-accent-blue); }
.bg-white { background: rgba(255, 255, 255, var(--bg-opacity, 1)); }

/* ============================================
   Shadow Utilities
   ============================================ */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow { box-shadow: var(--shadow-md); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }
.shadow-2xl { box-shadow: var(--shadow-2xl); }
.shadow-none { box-shadow: none; }

/* ============================================
   Transition Utilities
   ============================================ */
.transition { transition-property: all; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-all { transition-property: all; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-colors { transition-property: color, background-color, border-color, fill, stroke; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-opacity { transition-property: opacity; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-transform { transition-property: transform; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-none { transition-property: none; }

/* ============================================
   Hover State Utilities
   ============================================ */
.hover\:glass:hover { 
  background: var(--color-glass-bg-hover);
  backdrop-filter: blur(var(--blur-lg));
  -webkit-backdrop-filter: blur(var(--blur-lg));
}

.hover\:opacity-80:hover { opacity: 0.8; }
.hover\:opacity-100:hover { opacity: 1; }

/* ============================================
   Additional Spacing
   ============================================ */
.px-4 { padding-left: 16px; padding-right: 16px; }
.px-8 { padding-left: 32px; padding-right: 32px; }
.py-2 { padding-top: 8px; padding-bottom: 8px; }
.py-4 { padding-top: 16px; padding-bottom: 16px; }

.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.mb-8 { margin-bottom: 32px; }

.ml-2 { margin-left: 8px; }
.mr-2 { margin-right: 8px; }
.mr-3 { margin-right: 12px; }

.mt-2 { margin-top: 8px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }

.pb-1 { padding-bottom: 4px; }
.pb-4 { padding-bottom: 16px; }
.pt-4 { padding-top: 16px; }
.pt-5 { padding-top: 20px; }
.px-4 { padding-left: 16px; padding-right: 16px; }
.px-6 { padding-left: 24px; padding-right: 24px; }
.px-8 { padding-left: 32px; padding-right: 32px; }
.py-1 { padding-top: 4px; padding-bottom: 4px; }

.gap-2 { gap: 8px; }

/* Text color utilities */
.text-accent-blue { color: var(--color-accent-blue); }
.text-gray-600 { color: var(--color-text-disabled); }

/* Border color utilities */
.border-accent { border-color: var(--color-accent-blue) !important; }

/* ============================================
   Responsive Utilities
   ============================================ */

@media (max-width: 768px) {
  :root {
    --font-size-sm: 14px;
    --font-size-md: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
  }
  
  .glass-button {
    min-height: 38px;
    padding: var(--spacing-sm) var(--spacing-lg);
  }
  
  .glass-input,
  .glass-select {
    min-height: 38px;
  }
}