:root {
  --primary-color: #8e44ad;
  --secondary-color: #3498db;
  --accent-color: #e74c3c;
  --text-color: #333;
  --light-color: #f5f5f5;
  --dark-color: #222;
  --white: #fff;
  --gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  --radius: 8px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Roboto', 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--light-color);
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

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

ul {
  list-style: none;
}

/* Header styles */
header {
  background-color: var(--white);
  box-shadow: var(--shadow);
  padding: 1rem 0;
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 100;
}

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

.logo-wrap {
  display: flex;
  align-items: center;
  flex-direction: column;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  padding: 5px 0;
}

.domain {
  font-size: 0.8rem;
  opacity: 0.8;
}

nav ul {
  display: flex;
}

nav ul li {
  margin-left: 2rem;
}

.menu-toggle {
  display: none;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
}

.menu-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: var(--primary-color);
  border-radius: 3px;
  transition: var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

nav ul li a {
  color: var(--text-color);
  font-weight: 500;
  transition: all 0.3s ease;
}

nav ul li a:hover {
  color: var(--accent-color);
}

/* Hero section */
.hero {
  background: var(--gradient);
  color: var(--white);
  padding: 8rem 0 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 0;
  width: 100%;
  height: 100px;
  background: var(--white);
  border-radius: 50% 50% 0 0;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  line-height: 1.2;
}

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

.hero-badges {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.badge {
  display: flex;
  align-items: center;
  margin: 0.5rem 1rem;
  color: var(--white);
}

.badge-icon {
  width: 24px;
  height: 24px;
  margin-right: 0.5rem;
}

.btn {
  display: inline-block;
  background: var(--white);
  color: var(--primary-color);
  padding: 0.8rem 2rem;
  border-radius: 50px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  color: var(--accent-color);
}

/* Features section */
.features {
  padding: 5rem 0;
  text-align: center;
}

.features h2 {
  font-size: 2rem;
  margin-bottom: 3rem;
  position: relative;
}

.features h2::after {
  content: '';
  position: absolute;
  width: 80px;
  height: 4px;
  background: var(--gradient);
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-10px);
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

/* How section */
.how {
  background-color: var(--white);
  padding: 5rem 0;
}

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

.how h2::after {
  content: '';
  position: absolute;
  width: 80px;
  height: 4px;
  background: var(--gradient);
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.steps {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.step {
  flex: 1;
  min-width: 280px;
  text-align: center;
  padding: 2rem;
  background: var(--light-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.step-number {
  display: inline-block;
  width: 40px;
  height: 40px;
  line-height: 40px;
  background: var(--gradient);
  color: var(--white);
  border-radius: 50%;
  margin-bottom: 1rem;
  font-weight: 700;
}

/* FAQ section */
.faq {
  padding: 5rem 0;
  background-color: var(--light-color);
}

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

.faq h2::after {
  content: '';
  position: absolute;
  width: 80px;
  height: 4px;
  background: var(--gradient);
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 2px;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

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

.faq-question {
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  position: relative;
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  transition: var(--transition);
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: var(--transition);
  opacity: 0;
}

.faq-item.active .faq-answer {
  padding: 0 1.5rem 1.5rem;
  max-height: 500px;
  opacity: 1;
}

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

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 3rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  margin-bottom: 2rem;
}

.footer-icon {
  margin-right: 1rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
}

.footer-name {
  font-size: 1.2rem;
  font-weight: 700;
}

.footer-domain {
  font-size: 0.8rem;
  opacity: 0.7;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 3rem;
}

.footer-nav-col h4 {
  color: var(--accent-color);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.footer-nav-col ul li {
  margin-bottom: 0.5rem;
}

.footer-nav-col ul li a {
  color: var(--white);
  opacity: 0.7;
  transition: var(--transition);
}

.footer-nav-col ul li a:hover {
  opacity: 1;
  color: var(--secondary-color);
}

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

.copyright p {
  opacity: 0.7;
  font-size: 0.9rem;
  margin: 0;
}

/* Responsive design */
@media (max-width: 768px) {
  .logo {
    font-size: 1.5rem;
  }
  
  .menu-toggle {
    display: flex;
  }

  nav ul {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--white);
    flex-direction: column;
    padding: 1rem 0;
    box-shadow: var(--shadow);
    z-index: 100;
  }

  nav ul.active {
    display: flex;
  }

  nav ul li {
    margin: 0;
    text-align: center;
  }

  nav ul li a {
    display: block;
    padding: 1rem 0;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }
  
  .footer-content {
    flex-direction: column;
  }
  
  .footer-nav {
    width: 100%;
    justify-content: space-between;
  }
  
  .cta-center .btn {
    display: block;
    width: 90%;
    max-width: 300px;
    margin: 0 auto;
    text-align: center;
  }
}

@media (max-width: 576px) {
  .hero-badges {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-nav {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .steps {
    flex-direction: column;
  }
  
  .step {
    margin-bottom: 2rem;
  }
}