/* Base Styles & Reset */
:root {
  --primary-color: #7873f5;
  --secondary-color: #ff6b6b;
  --accent-color: #6bffd3;
  --text-color: #333;
  --light-text: #fff;
  --dark-bg: #191b2a;
  --light-bg: #f7f9fc;
  --gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  --border-radius: 12px;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--light-bg);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

/* Container */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin-bottom: 0.7em;
  line-height: 1.2;
}

h1 {
  font-size: 2.8rem;
  font-weight: 700;
}

h2 {
  font-size: 2.2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-align: center;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

p {
  margin-bottom: 1em;
}

/* Header */
header {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 15px 0;
}

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

.logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--primary-color);
}

.logo-svg {
  width: 40px;
  height: 40px;
}

.nav-links {
  display: flex;
  gap: 20px;
}

.nav-links a {
  color: var(--text-color);
  font-weight: 500;
  position: relative;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

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

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px 0;
  background-color: var(--text-color);
  transition: all 0.3s ease;
}

/* Hero Section */
.hero {
  padding: 80px 0;
  background: var(--gradient);
  color: var(--light-text);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.1);
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.hero-content {
  flex: 0 0 50%;
}

.hero-graphic {
  flex: 0 0 45%;
}

.abstract-art {
  width: 100%;
  max-width: 500px;
  filter: drop-shadow(0 0 10px rgba(0, 0, 0, 0.2));
}

.cta-button {
  display: inline-block;
  padding: 15px 30px;
  background-color: var(--accent-color);
  color: var(--dark-bg);
  font-weight: 600;
  border-radius: var(--border-radius);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  margin-top: 20px;
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

/* Features Section */
.features {
  padding: 80px 0;
  background-color: #fff;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.feature-card {
  background-color: #fff;
  border-radius: var(--border-radius);
  padding: 30px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* How It Works Section */
.how-it-works {
  padding: 80px 0;
  background-color: var(--light-bg);
}

.steps {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
  position: relative;
}

.step {
  flex: 0 0 30%;
  text-align: center;
  position: relative;
  z-index: 1;
}

.steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 15%;
  right: 15%;
  height: 3px;
  background-color: var(--primary-color);
  z-index: 0;
}

.step-number {
  width: 80px;
  height: 80px;
  background-color: var(--primary-color);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 2rem;
  font-weight: 600;
}

/* Benefits Section */
.benefits {
  padding: 80px 0;
  background-color: #fff;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.benefit-item {
  background-color: var(--light-bg);
  padding: 30px;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: transform 0.3s ease;
}

.benefit-item:hover {
  transform: scale(1.03);
}

/* Testimonials Section */
.testimonials {
  padding: 80px 0;
  background-color: var(--light-bg);
}

.testimonial-slider {
  margin-top: 40px;
  display: flex;
  gap: 30px;
}

.testimonial {
  flex: 0 0 calc(50% - 15px);
  background-color: #fff;
  padding: 30px;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.testimonial-content {
  font-style: italic;
  font-size: 1.1rem;
  margin-bottom: 20px;
}

.testimonial-author {
  text-align: right;
}

/* CTA Section */
.cta-section {
  padding: 80px 0;
  background: var(--gradient);
  color: var(--light-text);
  text-align: center;
}

.cta-section .cta-button {
  margin-top: 30px;
}

/* Footer */
footer {
  padding: 60px 0 20px;
  background-color: var(--dark-bg);
  color: var(--light-text);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-links {
  display: flex;
  gap: 60px;
}

.footer-column h3 {
  margin-bottom: 20px;
  font-size: 1.2rem;
}

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  color: #aaa;
  transition: color 0.3s ease;
}

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

.copyright {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
  color: #aaa;
}

/* Responsive Styles */
@media (max-width: 992px) {
  h1 {
    font-size: 2.4rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero .container {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-content, .hero-graphic {
    flex: 0 0 100%;
  }
  
  .hero-graphic {
    margin-top: 40px;
  }
  
  .steps {
    flex-direction: column;
    gap: 40px;
  }
  
  .steps::before {
    display: none;
  }
  
  .step {
    flex: 0 0 100%;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .testimonial-slider {
    flex-direction: column;
  }
  
  .testimonial {
    flex: 0 0 100%;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: #fff;
    flex-direction: column;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    box-shadow: var(--shadow);
  }
  
  .nav-links.active {
    max-height: 300px;
    padding: 20px 0;
  }
  
  .nav-links li {
    margin: 0;
    width: 100%;
    text-align: center;
    padding: 10px 0;
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    flex-direction: column;
    gap: 40px;
  }
  
  .footer-links {
    flex-direction: column;
    gap: 30px;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.8rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .container {
    width: 95%;
  }
  
  .cta-button {
    padding: 12px 25px;
    font-size: 0.9rem;
  }
}