/* =====================================================
   GLOBAL VARIABLES FOR THEMING AND FONTS
   ===================================================== */

:root {
  /* Primary Color Palette */
  --primary-color: #14ad7d;
  --primary-hover: #b3e96d;
  --primary-dark: #a1d85a;
  --primary-light: #d4fb9f;
  --primary-lighter: #e4fcc0;
  
  /* Secondary Color Palette */
  --secondary-color: #8B5CF6;
  --secondary-hover: #7C3AED;
  --secondary-dark: #6D28D9;
  --secondary-light: #C4B5FD;
  --secondary-lighter: #EDE9FE;
  
  /* Neutral Colors */
  --gray-50: #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;
  
  /* Success Colors */
  --success-color: #10B981;
  --success-hover: #059669;
  --success-light: #A7F3D0;
  
  /* Warning Colors */
  --warning-color: #F59E0B;
  --warning-hover: #D97706;
  --warning-light: #FDE68A;
  
  /* Error Colors */
  --error-color: #EF4444;
  --error-hover: #DC2626;
  --error-light: #FCA5A5;
  
  /* Typography */
  --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-family-secondary: 'Inter', system-ui, sans-serif;
  
  /* Font Sizes */
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  --font-size-6xl: 3.75rem;   /* 60px */
  --font-size-7xl: 4.5rem;    /* 72px */
  
  /* Font Weights */
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 2;
  
  /* Spacing */
  --spacing-xs: 0.25rem;   /* 4px */
  --spacing-sm: 0.5rem;    /* 8px */
  --spacing-md: 1rem;      /* 16px */
  --spacing-lg: 1.5rem;    /* 24px */
  --spacing-xl: 2rem;      /* 32px */
  --spacing-2xl: 3rem;     /* 48px */
  --spacing-3xl: 4rem;     /* 64px */
  
  /* Border Radius */
  --border-radius-sm: 0.375rem;   /* 6px */
  --border-radius-md: 0.5rem;     /* 8px */
  --border-radius-lg: 0.75rem;    /* 12px */
  --border-radius-xl: 1rem;       /* 16px */
  --border-radius-2xl: 1.5rem;    /* 24px */
  --border-radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Z-Index Levels */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;
}

/* =====================================================
   BASE STYLES
   ===================================================== */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--gray-900);
  background-color: white;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* =====================================================
   TYPOGRAPHY UTILITIES
   ===================================================== */

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

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

.text-success {
  color: var(--success-color);
}

.text-warning {
  color: var(--warning-color);
}

.text-error {
  color: var(--error-color);
}

/* =====================================================
   GLASS NAVBAR STYLES
   ===================================================== */

.glass-navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 16px 0 rgba(0, 0, 0, 0.1);
}

/* =====================================================
   BUTTON COMPONENTS
   ===================================================== */

.btn-primary {
  background: #10B981; /* Emerald green without gradient */
  color: white;
  border: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  opacity: 0.9;
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
  padding: calc(var(--spacing-sm) - 2px) calc(var(--spacing-lg) - 2px);
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  border-radius: var(--border-radius-md);
}

.btn-secondary:hover {
  background: white;
  color: var(--primary-color);
  transform: translateY(-2px);
}

.btn-white {
  background: white;
  color: var(--primary-color);
  border: none;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  background: var(--gray-50);
}

/* =====================================================
   FILTER BUTTONS
   ===================================================== */

.filter-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border: 2px solid var(--gray-300);
  background: white;
  color: var(--gray-600);
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  border-radius: var(--border-radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.filter-btn:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

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

/* =====================================================
   HERO SECTION STYLES
   ===================================================== */

.hero-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="grid" width="50" height="50" patternUnits="userSpaceOnUse"><path d="M 50 0 L 0 0 0 50" fill="none" stroke="white" stroke-width="1" opacity="0.1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
  opacity: 0.3;
}

/* =====================================================
   ANIMATIONS
   ===================================================== */

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fade-in 1s ease-out;
}

.animate-fade-in-delay {
  animation: fade-in 1s ease-out 0.3s both;
}

.animate-fade-in-delay-2 {
  animation: fade-in 1s ease-out 0.6s both;
}

/* =====================================================
   CARD STYLES
   ===================================================== */

.card {
  background: white;
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

/* =====================================================
   MOBILE MENU STYLES
   ===================================================== */

@media (max-width: 768px) {
  #mobile-menu {
    transition: all var(--transition-normal);
  }
  
  #mobile-menu.show {
    display: block;
  }
}

/* =====================================================
   FORM STYLES
   ===================================================== */

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* =====================================================
   FAQ STYLES
   ===================================================== */

.faq-toggle.active .fas {
  transform: rotate(180deg);
}

.faq-content {
  transition: all var(--transition-normal);
}

.faq-content.show {
  display: block;
}

/* =====================================================
   OFFER CARD STYLES
   ===================================================== */

.offer-card {
  transition: all var(--transition-normal);
}

.offer-card.hidden {
  display: none;
}

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

@media (max-width: 640px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.625rem;
  }
  
  .hero-section h1 {
    font-size: var(--font-size-4xl);
  }
}

@media (min-width: 768px) {
  .hero-section h1 {
    font-size: var(--font-size-6xl);
  }
}

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

@media print {
  .hero-section {
    background: white !important;
    color: black !important;
  }
  
  .btn-primary,
  .btn-secondary,
  .btn-white {
    background: white !important;
    color: black !important;
    border: 1px solid black !important;
  }
  
  nav {
    position: static !important;
  }
}

/* =====================================================
   ACCESSIBILITY IMPROVEMENTS
   ===================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus visible for better keyboard navigation */
*:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* =====================================================
   DARK MODE SUPPORT (Optional)
   ===================================================== */

/* Dark mode variables can be added here when needed */