/* ============================================
   DESIGN SYSTEM - Sleek Website Design
   Professional, flat, modern styling
   ============================================ */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
  /* Colors - Professional Palette */
  --color-primary: #2563EB;
  --color-primary-hover: #1D4ED8;
  --color-secondary: #0EA5A4;
  --color-secondary-hover: #0D8F8E;
  --color-accent: #F59E0B;
  
  /* Backgrounds */
  --color-bg-base: #F7F8FA;
  --color-bg-dark: #0B1220;
  --color-surface: #FFFFFF;
  --color-surface-dark: #111A2E;
  
  /* Text */
  --color-text-primary: #0F172A;
  --color-text-secondary: #475569;
  --color-text-muted: #94A3B8;
  --color-text-inverse: #E5E7EB;
  
  /* Borders */
  --color-border: #E5E7EB;
  --color-border-dark: #24304A;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --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);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
}

/* ============================================
   TYPOGRAPHY SYSTEM
   Google Fonts: Inter (body) + Space Grotesk (headings)
   ============================================ */
   
/* Headings */
.heading-xl {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 3.75rem;
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.heading-lg {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 3rem;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.heading-md {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 2.25rem;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.heading-sm {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 1.5rem;
  line-height: 1.3;
  font-weight: 600;
}

/* Body Text */
.text-body {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  font-weight: 400;
}

.text-body-lg {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1.125rem;
  line-height: 1.7;
  font-weight: 400;
}

.text-label {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.875rem;
  line-height: 1.5;
  font-weight: 500;
}

.text-small {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.875rem;
  line-height: 1.5;
  font-weight: 400;
}

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

/* Primary Button */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-md);
}

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

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

/* Secondary Button */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  background: white;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

/* Ghost Button */
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  background: transparent;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-ghost:hover {
  background: rgba(37, 99, 235, 0.1);
}

/* ============================================
   CARD COMPONENTS
   ============================================ */

/* Default Card */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all 0.3s ease;
}

.card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Featured Card */
.card-featured {
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  position: relative;
  box-shadow: var(--shadow-lg);
}

.card-featured::before {
  content: 'RECOMMENDED';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: white;
  padding: 0.25rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

/* ============================================
   FORM COMPONENTS
   ============================================ */

/* Input Field */
.input {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1rem;
  color: var(--color-text-primary);
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  outline: none;
}

.input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

/* Label */
.label {
  display: block;
  margin-bottom: var(--space-2);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

/* Helper Text */
.helper-text {
  margin-top: var(--space-2);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Error State */
.input-error {
  border-color: #EF4444;
}

.error-text {
  margin-top: var(--space-2);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.875rem;
  color: #EF4444;
}

/* ============================================
   SECTION HEADING PATTERN
   ============================================ */

.section-eyebrow {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.1);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 2.5rem;
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.section-description {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  max-width: 48rem;
}

/* ============================================
   CSS-ONLY ANIMATIONS
   ============================================ */

/* Hero entrance animation */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.8s ease-out forwards;
}

/* Stagger delays for multiple elements */
.animate-delay-100 {
  animation-delay: 0.1s;
}

.animate-delay-200 {
  animation-delay: 0.2s;
}

.animate-delay-300 {
  animation-delay: 0.3s;
}

.animate-delay-400 {
  animation-delay: 0.4s;
}

/* Hover lift effect */
.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-4px);
}

/* ============================================
   FAQ ACCORDION (CSS-only)
   ============================================ */

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-header {
  width: 100%;
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-family: 'Space Grotesk', system-ui, sans-serif;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text-primary);
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s ease;
}

.accordion-header:hover {
  color: var(--color-primary);
}

.accordion-icon {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.accordion-content-inner {
  padding-bottom: 1.5rem;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* Active state managed by Alpine.js or simple JS */
.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-item.active .accordion-content {
  max-height: 500px; /* Adjust based on content */
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.container-custom {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
  background: var(--color-accent);
  border-radius: var(--radius-full);
}

/* ============================================
   REDUCED MOTION SUPPORT
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .animate-fade-in-up {
    animation: none;
    opacity: 1;
    transform: none;
  }
}

/* ============================================
   RESPONSIVE TYPOGRAPHY
   ============================================ */

@media (max-width: 768px) {
  .heading-xl {
    font-size: 2.5rem;
  }
  
  .heading-lg {
    font-size: 2rem;
  }
  
  .heading-md {
    font-size: 1.75rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
}