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

body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  color: #333;
  background: linear-gradient(135deg, #fef2f2 0%, #ffffff 100%);
}

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

/* Header */
.header {
  background: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo i {
  font-size: 2rem;
  color: #dc2626;
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #111827;
}

.badge {
  background: #fef2f2;
  color: #991b1b;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  color: white;
  padding: 4rem 0;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-text h2 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-text p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: #fecaca;
}

.btn-primary {
  background: white;
  color: #dc2626;
  padding: 1rem 2rem;
  border: none;
  border-radius: 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: #fef2f2;
  transform: translateY(-2px);
}

.product-image {
  width: 100%;
  max-width: 400px;
  border-radius: 0.5rem;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

/* Doctor Section */
.doctor-section {
  padding: 4rem 0;
}

.doctor-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.doctor-text h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: #111827;
}

.doctor-text p {
  font-size: 1.125rem;
  color: #374151;
  margin-bottom: 1.5rem;
}

.credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.credential {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.credential i {
  color: #dc2626;
}

.quote {
  font-style: italic;
  color: #6b7280;
}

.doctor-photo {
  width: 100%;
  max-width: 400px;
  border-radius: 0.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Study Results */
.study-results {
  padding: 4rem 0;
  background: #f9fafb;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #111827;
}

.section-header p {
  font-size: 1.125rem;
  color: #6b7280;
  max-width: 48rem;
  margin: 0 auto;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.result-card {
  background: white;
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.result-card h4 {
  font-size: 1.125rem;
  margin-bottom: 1rem;
  color: #374151;
}

.result-value {
  font-size: 2rem;
  font-weight: 700;
  color: #dc2626;
  margin-bottom: 1rem;
}

.progress-bar {
  width: 100%;
  height: 0.5rem;
  background: #e5e7eb;
  border-radius: 0.25rem;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: #dc2626;
  transition: width 1s ease;
}

.methodology-card {
  background: white;
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.methodology-card h4 {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 2rem;
  color: #111827;
}

.methodology-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: #dc2626;
  margin-bottom: 0.5rem;
}

/* Ingredients Section */
.ingredients-section {
  padding: 4rem 0;
}

.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
}

.ingredient-card {
  background: white;
  padding: 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.3s ease;
}

.ingredient-card:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.ingredient-card h4 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #111827;
}

.ingredient-card h4 i {
  color: #16a34a;
}

.ingredient-card p {
  color: #6b7280;
}

/* Testimonials */
.testimonials-section {
  padding: 4rem 0;
  background: #f9fafb;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
}

.testimonial-card {
  background: white;
  padding: 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.3s ease;
}

.testimonial-card:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.testimonial-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.testimonial-info h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: #111827;
}

.testimonial-info p {
  color: #6b7280;
  font-size: 0.875rem;
}

.stars {
  color: #fbbf24;
}

.testimonial-card > p {
  font-style: italic;
  color: #6b7280;
}

/* CTA Section */
.cta-section {
  padding: 4rem 0;
  background: #dc2626;
  color: white;
  text-align: center;
}

.cta-section h3 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: #fecaca;
  max-width: 32rem;
  margin-left: auto;
  margin-right: auto;
}

/* Registration Section */
.registration-section {
  padding: 4rem 0;
  background: white;
}

.registration-container {
  max-width: 32rem;
  margin: 0 auto;
}

.registration-card {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  border-radius: 0.5rem;
  overflow: hidden;
}

.offer-banner {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  color: white;
  padding: 1.5rem;
  text-align: center;
}

.offer-badge {
  background: #fbbf24;
  color: #991b1b;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  display: inline-block;
  margin-bottom: 0.75rem;
  font-weight: 700;
  font-size: 0.875rem;
}

.offer-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.offer-prices {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.old-price {
  font-size: 1.5rem;
  text-decoration: line-through;
  opacity: 0.75;
}

.new-price {
  font-size: 2.5rem;
  font-weight: 700;
  color: #fbbf24;
}

.offer-note {
  color: #fecaca;
  margin-top: 0.5rem;
}

.form-header {
  background: #fef2f2;
  padding: 1.5rem;
  text-align: center;
}

.form-header h4 {
  font-size: 1.5rem;
  color: #dc2626;
  margin-bottom: 0.5rem;
}

.form-header p {
  color: #6b7280;
}

.registration-form {
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: #374151;
}

.form-group label i {
  color: #dc2626;
}

.form-group input {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid #fecaca;
  border-radius: 0.375rem;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus {
  outline: none;
  border-color: #dc2626;
}

.form-note {
  background: #fef2f2;
  padding: 1rem;
  border-radius: 0.5rem;
  margin-bottom: 1.5rem;
}

.form-note p {
  color: #991b1b;
  font-size: 0.875rem;
}

.btn-submit {
  width: 100%;
  background: #dc2626;
  color: white;
  padding: 1rem;
  border: none;
  border-radius: 0.375rem;
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.btn-submit:hover {
  background: #b91c1c;
}

/* Footer */
.footer {
  background: #111827;
  color: white;
  padding: 3rem 0;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.footer-logo i {
  color: #dc2626;
  font-size: 1.5rem;
}

.footer-logo span {
  font-size: 1.25rem;
  font-weight: 700;
}

.footer-section h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-section p {
  color: #9ca3af;
  margin-bottom: 0.5rem;
}

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

/* Floating Form */
.floating-form-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.floating-form-card {
  background: white;
  width: 90%;
  max-width: 28rem;
  border-radius: 0.5rem;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.close-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: none;
  border: none;
  font-size: 1.25rem;
  cursor: pointer;
  z-index: 10;
  color: #6b7280;
  padding: 0.5rem;
}

.close-btn:hover {
  color: #374151;
}

.floating-offer-banner {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  color: white;
  padding: 1.5rem;
  text-align: center;
  margin-bottom: 1rem;
}

.floating-form-header {
  text-align: center;
  padding: 0 1.5rem;
  margin-bottom: 1.5rem;
}

.floating-form-header h4 {
  font-size: 1.5rem;
  color: #dc2626;
  margin-bottom: 0.5rem;
}

.floating-form-header p {
  color: #6b7280;
}

.floating-form-form {
  padding: 0 1.5rem 1.5rem;
}

.success-message {
  text-align: center;
  padding: 2rem;
}

.success-icon {
  font-size: 4rem;
  color: #16a34a;
  margin-bottom: 1rem;
}

.success-message h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #16a34a;
  margin-bottom: 0.5rem;
}

.success-message p {
  color: #6b7280;
}

/* Floating Button */
.floating-button {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: #dc2626;
  color: white;
  border: none;
  border-radius: 9999px;
  padding: 1rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  animation: pulse 2s infinite;
}

.floating-button:hover {
  background: #b91c1c;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-content,
  .doctor-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text h2 {
    font-size: 2rem;
  }

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

  .methodology-stats {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .credentials {
    grid-template-columns: 1fr;
  }

  .offer-prices {
    flex-direction: column;
    gap: 0.5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  .hero {
    padding: 2rem 0;
  }

  .hero-text h2 {
    font-size: 1.75rem;
  }

  .hero-text p {
    font-size: 1rem;
  }

  .floating-form-card {
    width: 95%;
    margin: 1rem;
  }
}