:root {
  --primary: #8B5CF6;
  --secondary: #3B82F6;
  --accent: #F59E0B;
  --success: #10B981;
  --warning: #F59E0B;
  --error: #EF4444;
  --text-primary: #1F2937;
  --text-secondary: #6B7280;
  --background: #FFFFFF;
  --surface: #F9FAFB;
  --border: #E5E7EB;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Cookie Notice */
.cookie-notice {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  padding: 16px;
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.cookie-notice.show {
  transform: translateY(0);
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  gap: 20px;
}

.cookie-buttons {
  display: flex;
  gap: 12px;
}

.btn-accept {
  background: white;
  color: var(--primary);
  border: none;
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-accept:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn-learn-more {
  color: white;
  text-decoration: underline;
  font-weight: 500;
}

/* Header */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
}

.live {
  color: var(--error);
}

.nav-menu {
  display: flex;
  gap: 32px;
}

.nav-link {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.2s ease;
}

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

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
  padding: 80px 24px;
  min-height: 70vh;
  display: flex;
  align-items: center;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-title {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
}

.cta-button {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  padding: 16px 32px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 18px;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(139, 92, 246, 0.3);
}

.hero-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 20px;
  box-shadow: var(--shadow);
}

/* About Section */
.about {
  padding: 80px 24px;
  background: var(--background);
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 60px;
  color: var(--text-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.feature-card {
  background: var(--surface);
  padding: 40px 24px;
  border-radius: 16px;
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid var(--border);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
  font-size: 48px;
  margin-bottom: 24px;
}

.feature-card h4 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-content p {
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* Testimonials Section */
.testimonials {
  padding: 80px 24px;
  background: var(--surface);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 60px;
}

.testimonial-card {
  background: white;
  padding: 32px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.testimonial-content {
  margin-bottom: 24px;
}

.testimonial-content p {
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 16px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.author-photo {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
}

.author-info h5 {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.author-info span {
  color: var(--text-secondary);
  font-size: 14px;
}

/* Join Section */
.join-section {
  padding: 80px 24px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
}

.join-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.join-text h3 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 24px;
  line-height: 1.2;
}

.join-text p {
  font-size: 18px;
  margin-bottom: 32px;
  opacity: 0.9;
  line-height: 1.6;
}

.benefits-list {
  list-style: none;
}

.benefits-list li {
  padding: 8px 0;
  font-size: 16px;
  opacity: 0.9;
}

.join-form {
  background: white;
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.join-form h4 {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 32px;
  text-align: center;
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-primary);
}

.form-group input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 16px;
  transition: border-color 0.2s ease;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary);
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.checkbox-label a {
  color: var(--primary);
  text-decoration: underline;
}

.submit-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  border: none;
  padding: 16px;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(139, 92, 246, 0.3);
}

/* Footer */
.footer {
  background: var(--text-primary);
  color: white;
  padding: 60px 24px 24px;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand h4 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-brand p {
  opacity: 0.8;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 40px;
}

.link-group h5 {
  font-weight: 600;
  margin-bottom: 16px;
}

.link-group a {
  display: block;
  color: white;
  text-decoration: none;
  opacity: 0.8;
  margin-bottom: 8px;
  transition: opacity 0.2s ease;
}

.link-group a:hover {
  opacity: 1;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  opacity: 0.6;
}

/* Modals */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal-content {
  background-color: white;
  margin: 5% auto;
  padding: 40px;
  border-radius: 16px;
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.close {
  position: absolute;
  top: 20px;
  right: 30px;
  color: var(--text-secondary);
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  transition: color 0.2s ease;
}

.close:hover {
  color: var(--text-primary);
}

.modal-content h2 {
  color: var(--primary);
  margin-bottom: 24px;
  font-size: 28px;
}

.modal-content h3 {
  color: var(--text-primary);
  margin: 24px 0 12px;
  font-size: 20px;
}

.modal-text p {
  margin-bottom: 16px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.modal-text ul {
  margin: 16px 0;
  padding-left: 24px;
}

.modal-text li {
  margin-bottom: 8px;
  color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .join-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .cookie-content {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  
  .hero {
    padding: 60px 16px;
  }
  
  .about,
  .testimonials,
  .join-section {
    padding: 60px 16px;
  }
  
  .hero-title {
    font-size: 28px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .join-form {
    padding: 24px;
  }
  
  .modal-content {
    margin: 10% auto;
    padding: 24px;
  }
}