/* Base Styles and Variables */
:root {
  --primary-color: #6366F1;
  --secondary-color: #EC4899;
  --accent-color: #8B5CF6;
  --text-color: #1F2937;
  --light-text: #F9FAFB;
  --background: #FFFFFF;
  --dark-background: #111827;
  --card-background: #F3F4F6;
  --border-radius: 10px;
  --transition: all 0.3s ease;
  --box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Reset and Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
  background-color: var(--background);
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

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

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

/* Layout */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

section {
  padding: 5rem 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin-bottom: 1rem;
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 2.5rem;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

h2::after {
  content: '';
  position: absolute;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1.5rem;
}

/* Buttons */
.primary-button, .cta-button {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  outline: none;
}

.primary-button {
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  color: white;
  box-shadow: var(--box-shadow);
}

.primary-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 20px -3px rgba(0, 0, 0, 0.15), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  color: white;
}

.cta-button {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  font-size: 0.875rem;
}

.cta-button:hover {
  background-color: var(--primary-color);
  color: white;
}

/* Header and Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 1rem 0;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary-color);
}

.logo-icon {
  width: 32px;
  height: 32px;
  margin-right: 0.5rem;
  fill: var(--primary-color);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

nav a {
  font-weight: 500;
  color: var(--text-color);
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
  z-index: 101;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--text-color);
  margin: 5px 0;
  transition: var(--transition);
  border-radius: 3px;
}

/* Hero Section */
.hero {
  padding-top: 10rem;
  padding-bottom: 5rem;
  background: linear-gradient(135deg, #f5f7fa, #e4e9f2);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content {
  animation: fadeIn 1s ease-out;
}

.hero-graphic {
  max-width: 500px;
  margin: 0 auto;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Features Section */
.features {
  background-color: var(--background);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.feature-card {
  background-color: var(--card-background);
  border-radius: var(--border-radius);
  padding: 2rem;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-5px);
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 1.5rem;
  padding: 1rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 100%;
  height: 100%;
  fill: white;
}

/* About Section */
.about {
  background: linear-gradient(135deg, #e4e9f2, #f5f7fa);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-graphic {
  max-width: 400px;
  margin: 0 auto;
}

/* FAQ Section */
.faq {
  background-color: var(--background);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(450px, 1fr));
  gap: 2rem;
}

.faq-item {
  padding: 1.5rem;
  border-radius: var(--border-radius);
  background-color: var(--card-background);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
}

.faq-item:hover {
  box-shadow: var(--box-shadow);
}

/* CTA Section */
.cta {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--light-text);
  text-align: center;
}

.cta h2 {
  color: white;
}

.cta h2::after {
  background: white;
}

.cta .primary-button {
  background: white;
  color: var(--primary-color);
  margin-top: 1rem;
}

.cta .primary-button:hover {
  background: var(--dark-background);
  color: white;
}

/* Footer */
footer {
  background-color: var(--dark-background);
  color: var(--light-text);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.footer-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  fill: var(--primary-color);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
}

.footer-column h3 {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
}

.footer-column h3::after {
  content: '';
  position: absolute;
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  bottom: -5px;
  left: 0;
  border-radius: 2px;
}

.footer-column ul {
  list-style: none;
}

.footer-column li {
  margin-bottom: 0.75rem;
}

.footer-column a {
  color: #9CA3AF;
  transition: var(--transition);
}

.footer-column a:hover {
  color: var(--light-text);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #374151;
  text-align: center;
  font-size: 0.875rem;
  color: #9CA3AF;
}

/* Responsive Design */
@media (max-width: 992px) {
  html {
    font-size: 15px;
  }
  
  .hero .container,
  .about-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-graphic,
  .about-graphic {
    margin-top: 2rem;
  }
  
  .about-text {
    order: 2;
  }
  
  .about-graphic {
    order: 1;
  }
  
  .faq-grid {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  }
}

@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  nav ul {
    display: none;
  }
  
  nav ul.show {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    width: 250px;
    height: 100vh;
    background-color: white;
    padding: 6rem 2rem 2rem;
    box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    z-index: 100;
    gap: 1.5rem;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-logo {
    align-items: center;
    margin-bottom: 2rem;
  }
  
  .footer-column h3::after {
    left: 50%;
    transform: translateX(-50%);
  }
}

@media (max-width: 480px) {
  section {
    padding: 3rem 0;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .faq-grid {
    grid-template-columns: 1fr;
  }
}