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

:root {
  --primary: #7c3aed;
  --primary-dark: #6d28d9;
  --primary-light: #a78bfa;
  --secondary: #f3f4f6;
  --text: #1f2937;
  --text-light: #6b7280;
  --white: #ffffff;
  --border: #e5e7eb;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  line-height: 1.6;
}

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

/* Navigation */
nav {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 20px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--text);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.3s;
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(124, 58, 237, 0.2);
}

.btn-secondary {
  background: var(--secondary);
  color: var(--text);
}

.btn-secondary:hover {
  background: #e5e7eb;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
  padding: 80px 0;
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--text);
}

.subtitle {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 4rem;
  margin-top: 3rem;
}

.stat {
  text-align: center;
}

.stat strong {
  display: block;
  font-size: 2rem;
  color: var(--primary);
}

.stat span {
  color: var(--text-light);
  font-size: 0.9rem;
}

/* Features Section */
.features {
  padding: 80px 0;
  background: var(--white);
}

.features h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
}

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

.feature {
  text-align: center;
  padding: 2rem;
  border-radius: 12px;
  transition: all 0.3s;
}

.feature:hover {
  background: var(--secondary);
  transform: translateY(-5px);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.feature p {
  color: var(--text-light);
}

/* Premium Section */
.premium {
  padding: 80px 0;
  background: var(--secondary);
}

.premium h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
}

.pricing-card {
  background: var(--white);
  max-width: 400px;
  margin: 0 auto;
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.price {
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.currency {
  font-size: 1.5rem;
  color: var(--text-light);
}

.amount {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary);
}

.period {
  color: var(--text-light);
}

.premium-features {
  list-style: none;
  margin-bottom: 2rem;
}

.premium-features li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}

/* Testimonials */
.testimonials {
  padding: 80px 0;
  background: var(--white);
}

.testimonials h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
}

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

.testimonial {
  background: var(--secondary);
  padding: 2rem;
  border-radius: 12px;
}

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

.testimonial cite {
  color: var(--text-light);
  font-size: 0.9rem;
}

/* Footer */
footer {
  background: var(--text);
  color: var(--white);
  padding: 40px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  margin-bottom: 1rem;
}

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

.footer-section a {
  color: #d1d5db;
  text-decoration: none;
}

.footer-section a:hover {
  color: var(--white);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid #374151;
  color: #9ca3af;
}

/* Content Pages */
.content-page {
  padding: 40px 0 80px;
  min-height: calc(100vh - 200px);
}

.content-page h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.date {
  color: var(--text-light);
  margin-bottom: 2rem;
}

.toc {
  background: var(--secondary);
  padding: 1.5rem;
  border-radius: 8px;
  margin-bottom: 3rem;
}

.toc h3 {
  margin-bottom: 1rem;
}

.toc ul {
  list-style: none;
}

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

.toc a:hover {
  text-decoration: underline;
}

section {
  margin-bottom: 3rem;
}

section h2 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  color: var(--text);
}

.highlight {
  background: #fef3c7;
  padding: 1rem;
  border-radius: 8px;
  margin: 1rem 0;
}

.info-box {
  background: var(--secondary);
  padding: 1.5rem;
  border-radius: 8px;
  margin: 1rem 0;
}

.data-category {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 8px;
  margin-bottom: 1rem;
}

.no-collect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.no-collect-item {
  background: #fee2e2;
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
}

.rights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 1rem 0;
}

.right-card {
  background: var(--secondary);
  padding: 1.5rem;
  border-radius: 8px;
}

.right-card h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

/* Support Page */
.help-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.help-card {
  background: var(--secondary);
  padding: 2rem;
  border-radius: 12px;
}

.help-card h3 {
  margin-bottom: 1rem;
}

kbd {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.9em;
}

.faq {
  margin-bottom: 3rem;
}

details {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 1rem;
  padding: 1rem;
}

summary {
  font-weight: 600;
  cursor: pointer;
  user-select: none;
}

summary:hover {
  color: var(--primary);
}

details[open] summary {
  margin-bottom: 1rem;
}

.trouble-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.trouble-item {
  background: var(--secondary);
  padding: 1.5rem;
  border-radius: 8px;
}

.trouble-item h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.contact-box {
  background: var(--secondary);
  padding: 2rem;
  border-radius: 12px;
  margin-bottom: 2rem;
}

.contact-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.contact-method h3 {
  margin-bottom: 1rem;
}

.response-time {
  color: var(--text-light);
  font-size: 0.9rem;
  font-style: italic;
}

.premium-box {
  background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
  padding: 2rem;
  border-radius: 12px;
  text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-stats {
    flex-direction: column;
    gap: 2rem;
  }

  .nav-links {
    gap: 1rem;
    font-size: 0.9rem;
  }

  .features-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
}