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

:root {
  --color-cream: #faf7f2;
  --color-sand: #e8dfd0;
  --color-terracotta: #c17b5c;
  --color-brown: #6b4e3d;
  --color-charcoal: #2c2c2c;
  --color-white: #ffffff;

  --font-serif: "Playfair Display", serif;
  --font-sans: "Inter", sans-serif;
}

body {
  font-family: var(--font-sans);
  color: var(--color-charcoal);
  background-color: var(--color-cream);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(250, 247, 242, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--color-sand);
}

nav {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-brown);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--color-charcoal);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.3s;
}

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

.nav-cta {
  background-color: var(--color-terracotta);
  color: var(--color-white);
  padding: 0.75rem 1.75rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
  font-size: 0.95rem;
}

.nav-cta:hover {
  background-color: var(--color-brown);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(193, 123, 92, 0.3);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-brown);
  cursor: pointer;
}

/* Hero Section */
.hero {
  margin-top: 80px;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 4rem 2rem;
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-sand) 100%);
}

.hero-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-text h1 {
  font-family: var(--font-serif);
  font-size: 4.5rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-brown);
  margin-bottom: 1.5rem;
  text-wrap: balance;
}

.hero-text p {
  font-size: 1.25rem;
  color: var(--color-charcoal);
  margin-bottom: 2.5rem;
  line-height: 1.7;
  opacity: 0.9;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--color-terracotta);
  color: var(--color-white);
  padding: 1.25rem 2.5rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s;
  box-shadow: 0 4px 20px rgba(193, 123, 92, 0.3);
}

.hero-cta:hover {
  background-color: var(--color-brown);
  transform: translateY(-3px);
  box-shadow: 0 6px 30px rgba(193, 123, 92, 0.4);
}

.hero-image {
  position: relative;
  height: 600px;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Benefits Section */
.benefits {
  padding: 8rem 2rem;
  background-color: var(--color-white);
}

.benefits-container {
  max-width: 1400px;
  margin: 0 auto;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 700;
  text-align: center;
  color: var(--color-brown);
  margin-bottom: 1rem;
}

.section-subtitle {
  text-align: center;
  font-size: 1.15rem;
  color: var(--color-charcoal);
  opacity: 0.8;
  margin-bottom: 5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

.benefit-card {
  text-align: center;
  padding: 2.5rem;
}

.benefit-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.benefit-card h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-brown);
  margin-bottom: 1rem;
}

.benefit-card p {
  color: var(--color-charcoal);
  opacity: 0.8;
  line-height: 1.7;
}

/* Models Section */
.models {
  padding: 8rem 2rem;
  background-color: var(--color-cream);
}

.models-container {
  max-width: 1400px;
  margin: 0 auto;
}

/* Added styles for product tabs */
.product-tabs {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 3rem 0;
  flex-wrap: wrap;
}

.tab-button {
  padding: 1rem 2.5rem;
  background-color: var(--color-white);
  color: var(--color-charcoal);
  border: 2px solid var(--color-sand);
  border-radius: 50px;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.tab-button:hover {
  background-color: var(--color-sand);
  border-color: var(--color-terracotta);
  color: var(--color-brown);
}

.tab-button.active {
  background-color: var(--color-terracotta);
  border-color: var(--color-terracotta);
  color: var(--color-white);
}

.tab-content {
  display: none;
  animation: fadeIn 0.5s ease-in;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.models-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.model-card {
  background-color: var(--color-white);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.model-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.model-image {
  height: 280px;
  overflow: hidden;
}

.model-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.model-card:hover .model-image img {
  transform: scale(1.05);
}

.model-info {
  padding: 2rem;
}

.model-info h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-brown);
  margin-bottom: 0.75rem;
}

.model-info p {
  color: var(--color-charcoal);
  opacity: 0.8;
  line-height: 1.6;
}

/* Process Section */
.process {
  padding: 8rem 2rem;
  background-color: var(--color-white);
}

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

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 4rem;
}

.process-step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 70px;
  height: 70px;
  background-color: var(--color-terracotta);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 auto 1.5rem;
}

.process-step h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-brown);
  margin-bottom: 0.75rem;
}

.process-step p {
  color: var(--color-charcoal);
  opacity: 0.8;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
  padding: 8rem 2rem;
  background-color: var(--color-sand);
}

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

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  margin-top: 4rem;
}

.testimonial-card {
  background-color: var(--color-white);
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.testimonial-text {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--color-charcoal);
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 50px;
  height: 50px;
  background-color: var(--color-terracotta);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 600;
  font-size: 1.25rem;
}

.author-info h4 {
  font-weight: 600;
  color: var(--color-brown);
  margin-bottom: 0.25rem;
}

.author-info p {
  font-size: 0.9rem;
  color: var(--color-charcoal);
  opacity: 0.7;
}

/* CTA Section */
.cta-section {
  padding: 8rem 2rem;
  background: linear-gradient(135deg, var(--color-brown) 0%, var(--color-terracotta) 100%);
  color: var(--color-white);
  text-align: center;
}

.cta-content {
  max-width: 800px;
  margin: 0 auto;
}

.cta-content h2 {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  color: var(--color-white);
}

.cta-content p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  opacity: 0.95;
  color: var(--color-white);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--color-white);
  color: var(--color-brown);
  padding: 1.25rem 2.5rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.3);
  background-color: var(--color-cream);
}

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

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand h3 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-terracotta);
}

.footer-brand p {
  color: var(--color-white);
  opacity: 0.8;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.footer-section h4 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: var(--color-terracotta);
}

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

.footer-section ul li {
  margin-bottom: 0.75rem;
}

.footer-section a {
  color: var(--color-white);
  text-decoration: none;
  opacity: 0.8;
  transition: all 0.3s;
}

.footer-section a:hover {
  opacity: 1;
  color: var(--color-terracotta);
}

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--color-white);
  opacity: 0.7;
  font-size: 0.9rem;
}

/* WhatsApp Float Button */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: all 0.3s;
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: white;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-text h1 {
    font-size: 3.5rem;
  }

  .hero-image {
    height: 400px;
  }

  .benefits-grid,
  .models-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }

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

  /* Added responsive styles for tabs */
  .product-tabs {
    gap: 0.75rem;
  }

  .tab-button {
    padding: 0.875rem 2rem;
    font-size: 0.95rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    flex-direction: column;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  }

  .nav-links.active {
    display: flex;
  }

  /* Ensuring nav links have proper color in mobile menu */
  .nav-links a {
    color: var(--color-charcoal);
  }

  .mobile-menu-btn {
    display: block;
  }

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

  .hero-text p {
    font-size: 1.1rem;
  }

  .section-title {
    font-size: 2.25rem;
  }

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

  .process-steps {
    grid-template-columns: 1fr;
  }

  .cta-content h2 {
    font-size: 2.5rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  /* Added mobile responsive styles for tabs */
  .product-tabs {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .tab-button {
    padding: 1rem;
    width: 100%;
  }
}
/* Removed duplicate nav rule */