/* Tailwind CSS v4 Custom Theme */
@layer theme, base, components, utilities;

@layer theme {
  @theme {
    /* Custom Colors */
    --color-primary: #4F46E5;
    --color-primary-light: #818CF8;
    --color-primary-dark: #3730A3;
    --color-secondary: #10B981;
    --color-accent: #F59E0B;
    --color-dark: #111827;
    --color-dark-light: #1F2937;
    
    /* Typography */
    --font-sans: "Inter", "ui-sans-serif", "system-ui";
    --font-display: "Clash Display", "Inter", "ui-sans-serif", "system-ui";
    
    /* Custom spacing values */
    --spacing-18: 4.5rem;
    --spacing-72: 18rem;
    --spacing-84: 21rem;
    --spacing-96: 24rem;
    
    /* Custom border radius */
    --radius-4xl: 2rem;
    --radius-5xl: 2.5rem;
    
    /* Custom shadows for glass effect */
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    --shadow-glass-lg: 0 20px 40px 0 rgba(31, 38, 135, 0.37);
  }
}

@layer base {
  /* Base styles that work with Tailwind v4 */
  body {
    font-family: var(--font-sans);
    background: linear-gradient(135deg, var(--color-dark), var(--color-dark-light));
  }
}

@layer components {
  /* Custom component classes */
  .glass-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .btn-glass {
    @apply glass-card px-4 py-2 rounded-lg transition-all duration-200 hover:bg-white/10;
  }
}

:root {
  /* Color system */
  --primary: #4F46E5;
  --primary-light: #818CF8;
  --primary-dark: #3730A3;
  --secondary: #10B981;
  --accent: #F59E0B;
  --dark: #111827;
  --dark-light: #1F2937;
  --light: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
  --danger: #EF4444;
  --success: #10B981;
  --warning: #F59E0B;
  --info: #3B82F6;
  
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Clash Display', var(--font-sans);
  
  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 6px 12px -2px rgba(0, 0, 0, 0.1), 0 3px 7px -3px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Borders */
  --radius-sm: 0.125rem;
  --radius: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition: all 0.2s ease;
  --transition-slow: all 0.3s ease;
  --transition-fast: all 0.1s ease;
  
  /* Container widths */
  --container-sm: 640px;
  --container: 1024px;
  --container-lg: 1280px;
}

/* Base styles */
body {
  font-family: var(--font-sans);
  line-height: 1.5;
  color: var(--light);
  background: linear-gradient(135deg, var(--dark), var(--dark-light));
  min-height: 100vh;
  margin: 0;
  padding: 0;
}

/* Layout and containers */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--spacing-4);
}

.container-lg {
  max-width: var(--container-lg);
}

.container-sm {
  max-width: var(--container-sm);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-2) var(--spacing-4);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: var(--transition);
  cursor: pointer;
  border: none;
  outline: none;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--secondary);
  color: white;
}

.btn-secondary:hover {
  background-color: #0DA271;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent), #F97316);
  color: white;
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--light);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Cards */
.card {
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-xl);
  padding: var(--spacing-6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-lg);
}

.card:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), transparent);
  opacity: 0;
  transition: var(--transition);
}

.card:hover:before {
  opacity: 1;
}

.card h3 {
  font-size: 1.2rem;
  margin: var(--spacing-3) 0;
  font-weight: 600;
}

.card p {
  color: var(--gray-400);
  margin-bottom: var(--spacing-2);
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-4);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-2);
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--light);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}

/* Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-6);
}

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

.fade-in {
  animation: fadeIn 0.3s ease forwards;
}

@keyframes gradientBG {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Responsive utilities */
@media (max-width: 640px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 641px) and (max-width: 1024px) {
  .grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }
}

/* The header styles will be in the header.html file */

/* Mobile-first responsive utilities (Tailwind fallback) */
.mobile-responsive {
  /* Responsive container */
  .container-responsive {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
  }
  
  /* Mobile grid fallback */
  .grid-mobile {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
  }
  
  /* Responsive spacing */
  .p-responsive {
    padding: 1rem;
  }
  
  .mb-responsive {
    margin-bottom: 1.5rem;
  }
}

/* Tablet and up */
@media (min-width: 768px) {
  .mobile-responsive .grid-mobile {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .mobile-responsive .p-responsive {
    padding: 1.5rem;
  }
}

/* Desktop and up */
@media (min-width: 1024px) {
  .mobile-responsive .grid-mobile {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .mobile-responsive .p-responsive {
    padding: 2rem;
  }
}

/* Ensure mobile-friendly touch targets */
button, .btn, a[role="button"] {
  min-height: 44px;
  min-width: 44px;
}

/* Mobile-friendly form inputs */
input, select, textarea {
  font-size: 16px; /* Prevents zoom on iOS */
}

@media (max-width: 767px) {
  /* Force mobile layouts */
  .flex-col-mobile {
    flex-direction: column !important;
  }
  
  .w-full-mobile {
    width: 100% !important;
  }
  
  /* Hide elements on mobile */
  .hidden-mobile {
    display: none !important;
  }
  
  /* Stack elements on mobile */
  .stack-mobile > * {
    width: 100%;
    margin-bottom: 0.5rem;
  }
}