/* IFS-Inspired Professional Styling for xcey-ifs-consulting */
/* Matching IFS.com color scheme and typography */

/* CSS Variables - IFS Theme */
:root {
  /* IFS Brand Colors */
  --primary-color: #6B46C1; /* IFS Purple */
  --secondary-color: #8B5CF6; /* Light Purple */
  --accent-color: #F59E0B; /* Orange accent */
  --dark-purple: #553C9A; /* Darker purple for hover states */
  --light-color: #F8FAFC; /* Light background */
  --dark-color: #1E293B; /* Dark text */
  --gray-color: #64748B; /* Intermediate text */
  --border-color: #E2E8F0;
  --white: #FFFFFF;
  
  /* Typography - IFS Style */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-base: 16px;
  --font-size-sm: 14px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-xxl: 32px;
  --font-size-hero: 40px;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Borders */
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-width: 1px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(107, 70, 193, 0.05);
  --shadow-md: 0 4px 6px rgba(107, 70, 193, 0.1);
  --shadow-lg: 0 10px 15px rgba(107, 70, 193, 0.1);
  --shadow-xl: 0 20px 25px rgba(107, 70, 193, 0.15);
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

body {
  font-family: var(--font-primary);
  color: var(--dark-color);
  line-height: 1.6;
  background-color: var(--white);
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: var(--primary-color);
  transition: var(--transition);
}

a:hover {
  color: var(--secondary-color);
}

/* Header Styles */
.header {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.logo {
  font-weight: 700;
  font-size: var(--font-size-xl);
  color: var(--primary-color);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: var(--spacing-xl);
}

.nav-links a {
  color: var(--dark-color);
  font-weight: 500;
  font-size: var(--font-size-base);
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover {
  color: var(--primary-color);
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -8px;
  left: 0;
  background-color: var(--primary-color);
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-purple) 100%);
  color: var(--white);
  padding: var(--spacing-xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover;
  opacity: 0.1;
  z-index: 0;
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: var(--font-size-hero);
  margin-bottom: var(--spacing-md);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: var(--font-size-lg);
  max-width: 700px;
  margin: 0 auto var(--spacing-lg);
  opacity: 0.95;
  line-height: 1.6;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius);
  text-align: center;
  font-weight: 600;
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
  letter-spacing: 0.025em;
}

.btn-primary {
  background: var(--accent-color);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: #D97706;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

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

/* Section Titles */
.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  font-size: var(--font-size-xxl);
  color: var(--primary-color);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
  max-width: 1400px;
  margin: 0 auto;
}

.feature-card {
  background: var(--white);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.feature-card h3, .feature-card h4 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.feature-card p {
  color: var(--gray-color);
  line-height: 1.7;
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  display: block;
}

/* Pricing Cards */
.pricing-card {
  background: var(--white);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  text-align: center;
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.pricing-card.highlight {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-xl);
  transform: scale(1.05);
}

.pricing-card.highlight::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.pricing-card h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-xl);
  font-weight: 600;
}

.price {
  font-size: var(--font-size-xxl);
  font-weight: 800;
  color: var(--primary-color);
  margin: var(--spacing-md) 0;
}

/* CTA Section */
.cta {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-purple) 100%);
  color: var(--white);
  padding: var(--spacing-xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.unsplash.com/photo-1504384308090-c894fdcc538d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover;
  opacity: 0.1;
  z-index: 0;
}

.cta > * {
  position: relative;
  z-index: 1;
}

.cta h2 {
  font-size: var(--font-size-xxl);
  margin-bottom: var(--spacing-md);
  font-weight: 700;
}

.cta p {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-lg);
  opacity: 0.9;
}

/* Footer */
.footer {
  background-color: var(--dark-color);
  color: var(--white);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-xl);
}

/* Form Styles */
form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

form input, form textarea, form select {
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  width: 100%;
  background-color: var(--white);
  color: var(--dark-color);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  transition: var(--transition);
}

form input:focus, form textarea:focus, form select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(107, 70, 193, 0.1);
}

/* Image Styles */
.hero-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
}

.section-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
}

/* Responsive Design */
@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
  }
  
  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: var(--font-size-base);
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .feature-card, .pricing-card {
    padding: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }
  
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
  }
  
  .pricing-card.highlight {
    transform: none;
  }
}