:root {
  --primary-color: #2c3e50;
  --secondary-color: #3498db;
  --accent-color: #e74c3c;
  --background-color: #f5f7fa;
  --text-color: #2c3e50;
  --light-text: #7f8c8d;
  --white: #ffffff;
  --spacing-unit: 1rem;
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: "Space Grotesk", sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-unit);
}

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 2px;
}

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

.nav-links a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
  transition: var(--transition);
}

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

.cta-button {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  background-color: var(--secondary-color);
  color: var(--white);
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.cta-button:hover {
  background-color: var(--primary-color);
  transform: translateY(-2px);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  color: var(--white);
  padding-top: 80px;
}

.hero-content {
  max-width: 600px;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

/* Section Styles */
section {
  padding: 5rem 0;
}

section h2 {
  font-size: 2.5rem;
  margin-bottom: 3rem;
  text-align: center;
  color: var(--primary-color);
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--border-radius);
  text-align: center;
  transition: var(--transition);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.service-card i {
  font-size: 2.5rem;
  color: var(--secondary-color);
  margin-bottom: 1rem;
}

/* Workflow Section */
.workflow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.step {
  text-align: center;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.step-number {
  width: 40px;
  height: 40px;
  background: var(--secondary-color);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-weight: bold;
}

/* Timeline Section */
.timeline-container {
  position: relative;
  padding: 2rem 0;
}

.timeline-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: var(--secondary-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  width: 50%;
  padding: 0 2rem;
}

.timeline-item:nth-child(odd) {
  margin-left: 50%;
}

.timeline-content {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Design Principles */
.principles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.principle {
  text-align: center;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.principle i {
  font-size: 2.5rem;
  color: var(--secondary-color);
  margin-bottom: 1rem;
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: center;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.stat {
  text-align: center;
  padding: 1rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.stat h3 {
  font-size: 2rem;
  color: var(--secondary-color);
  margin-bottom: 0.5rem;
}

/* Why Choose Us */
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.reason {
  text-align: center;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.reason i {
  font-size: 2.5rem;
  color: var(--secondary-color);
  margin-bottom: 1rem;
}

/* Use Cases */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.case {
  padding: 2rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial {
  padding: 2rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.testimonial p {
  font-style: italic;
  margin-bottom: 1rem;
}

.author {
  text-align: right;
}

/* Pricing Section */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.pricing-card {
  padding: 2rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.pricing-card.featured {
  transform: scale(1.05);
  border: 2px solid var(--secondary-color);
}

.price {
  font-size: 2.5rem;
  color: var(--secondary-color);
  margin: 1rem 0;
}

.pricing-card ul {
  list-style: none;
  margin: 2rem 0;
}

.pricing-card li {
  margin-bottom: 0.5rem;
}

/* FAQ Section */
.faq-grid {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 1rem;
  background: var(--white);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.faq-question {
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-answer {
  padding: 0 1rem;
  max-height: 0;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active .faq-answer {
  padding: 1rem;
  max-height: 500px;
}

/* Trust Section */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.trust-item {
  text-align: center;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.trust-item i {
  font-size: 2.5rem;
  color: var(--secondary-color);
  margin-bottom: 1rem;
}

/* Newsletter Section */
.newsletter-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.newsletter-form {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.newsletter-form input {
  flex: 1;
  padding: 0.8rem;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
}

/* Contact Section */
.contact-content {
  max-width: 600px;
  margin: 0 auto;
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.8rem;
  border: 1px solid #ddd;
  border-radius: var(--border-radius);
}

.form-group textarea {
  height: 150px;
  resize: vertical;
}

/* Footer */
.footer {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 3rem 0 1rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.footer-links a {
  color: var(--white);
  text-decoration: none;
  margin-left: 2rem;
  opacity: 0.8;
  transition: var(--transition);
}

.footer-links a:hover {
  opacity: 1;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  color: var(--white);
  font-size: 1.5rem;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hamburger {
    display: block;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .about-content {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    margin: 1rem 0;
  }

  .footer-links a {
    margin: 0 1rem;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .timeline-container::before {
    left: 20px;
  }

  .timeline-item {
    width: 100%;
    padding-left: 50px;
  }

  .timeline-item:nth-child(odd) {
    margin-left: 0;
  }
}

/* Animations */
[data-aos] {
  opacity: 0;
  transition-property: opacity, transform;
}

[data-aos="fade-up"] {
  transform: translateY(20px);
}

[data-aos].aos-animate {
  opacity: 1;
  transform: translateY(0);
}