:root {
  --color-primary: #379777;
  --color-secondary: #F4CE14;
  --color-dark: #45474B;
  --color-light: #F5F7F8;
  --color-white: #ffffff;
  
  --font-display: 'Syne', sans-serif;
  --font-body: 'Space Grotesk', sans-serif;
  
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 2rem;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
  
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-dark);
  background-color: var(--color-light);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-dark);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
  margin-bottom: var(--space-sm);
  font-size: clamp(0.9rem, 2vw, 1.05rem);
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-base);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  transition: var(--transition-base);
}

.privacy-popup {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-sm);
  transform: translateY(100%);
  transition: transform var(--transition-base);
  z-index: 10000;
  box-shadow: var(--shadow-lg);
}

.privacy-popup.show {
  transform: translateY(0);
  animation: slideUp 0.4s ease;
}

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

.popup-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.popup-content p {
  flex: 1;
  margin: 0;
  font-size: 0.9rem;
  min-width: 250px;
}

.popup-content a {
  color: var(--color-secondary);
  text-decoration: underline;
}

.popup-accept {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
}

.popup-accept:hover {
  background: #2d7a5f;
  transform: translateY(-2px);
}

.unique-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(69, 71, 75, 0.1);
  transition: var(--transition-base);
}

.unique-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo a {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.brand-logo a:hover {
  color: var(--color-secondary);
}

.main-nav {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

.main-nav a {
  font-weight: 500;
  font-size: 1rem;
  color: var(--color-dark);
  position: relative;
  padding: 0.5rem 0;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}

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

.burger-menu {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  padding: 0.5rem;
  z-index: 1001;
  position: relative;
}

.burger-menu span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--color-dark);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.burger-menu.active span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

.burger-menu.active span:nth-child(2) {
  opacity: 0;
  transform: translateX(-10px);
}

.burger-menu.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

main {
  padding-top: 80px;
}

.hero-section {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary) 0%, #2d7a5f 100%);
}

.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-md);
  animation: fadeInUp 1s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-title {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
  color: var(--color-light);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  margin-bottom: var(--space-md);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--color-dark);
  padding: 1rem 2.5rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1.1rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.hero-cta:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  background: #f5d835;
}

.intro-section {
  padding: var(--space-xl) 0;
  background: var(--color-white);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.intro-text h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.intro-image {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.intro-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.features-section {
  padding: var(--space-xl) 0;
  background: var(--color-light);
}

.section-title {
  text-align: center;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

.features-asymmetric {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
}

.feature-card {
  background: var(--color-white);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  animation: fadeIn 0.6s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.feature-large {
  grid-column: span 7;
}

.feature-medium {
  grid-column: span 6;
}

.feature-small {
  grid-column: span 5;
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
  font-size: 1.8rem;
  color: var(--color-white);
}

.feature-card h3 {
  margin-bottom: var(--space-sm);
  color: var(--color-dark);
}

.benefits-section {
  padding: var(--space-xl) 0;
  background: var(--color-white);
}

.benefits-layout {
  display: grid;
  grid-template-columns: 45% 55%;
  gap: var(--space-lg);
  align-items: center;
}

.benefits-visual {
  position: relative;
}

.benefits-visual img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.benefits-content h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

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

.benefits-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  padding: var(--space-sm);
  background: var(--color-light);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

.benefits-list li:hover {
  background: rgba(55, 151, 119, 0.1);
  transform: translateX(8px);
}

.benefits-list i {
  color: var(--color-primary);
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.testimonials-section {
  padding: var(--space-xl) 0;
  background: var(--color-light);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.testimonial-card {
  background: var(--color-white);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: var(--transition-base);
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 10px;
  left: 20px;
  font-size: 5rem;
  color: var(--color-secondary);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.testimonial-text {
  font-style: italic;
  margin-bottom: var(--space-sm);
  position: relative;
  z-index: 1;
}

.testimonial-author {
  font-weight: 600;
  color: var(--color-primary);
  text-align: right;
}

.cta-section {
  padding: var(--space-xl) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, #2d7a5f 100%);
  color: var(--color-white);
}

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

.cta-content h2 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.cta-content p {
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
  color: var(--color-light);
}

.cta-button {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--color-dark);
  padding: 1rem 2.5rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1.1rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
}

.cta-button:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  background: #f5d835;
}

.contact-section {
  padding: var(--space-xl) 0;
  background: var(--color-white);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.contact-info h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.contact-details {
  margin: var(--space-md) 0;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  padding: var(--space-sm);
  background: var(--color-light);
  border-radius: var(--radius-sm);
}

.contact-item i {
  color: var(--color-primary);
  font-size: 1.2rem;
  margin-top: 0.2rem;
}

.map-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: var(--space-md);
  box-shadow: var(--shadow-md);
}

.contact-form-wrapper {
  background: var(--color-light);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.contact-form h3 {
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.8rem;
  margin-bottom: var(--space-sm);
  border: 2px solid rgba(69, 71, 75, 0.1);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-base);
  background: var(--color-white);
}

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

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
  font-size: 0.9rem;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: auto;
  margin: 0.3rem 0 0 0;
  cursor: pointer;
}

.contact-form button {
  width: 100%;
  padding: 1rem;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
}

.contact-form button:hover {
  background: #2d7a5f;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.site-footer {
  background: var(--color-dark);
  color: var(--color-light);
  padding: var(--space-md) 0;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer-nav {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.footer-nav a {
  color: var(--color-light);
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--color-secondary);
}

.page-hero {
  padding: var(--space-xl) 0 var(--space-lg) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, #2d7a5f 100%);
  text-align: center;
  color: var(--color-white);
}

.page-hero-title {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.page-hero-subtitle {
  font-size: 1.2rem;
  color: var(--color-light);
  max-width: 700px;
  margin: 0 auto;
}

.products-intro {
  padding: var(--space-lg) 0;
  background: var(--color-white);
}

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

.intro-content h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.products-section {
  padding: var(--space-lg) 0 var(--space-xl) 0;
  background: var(--color-light);
}

.products-asymmetric {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.product-featured {
  grid-column: span 12;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.product-standard {
  grid-column: span 6;
}

.product-image {
  overflow: hidden;
  aspect-ratio: 1;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-image img {
  transform: scale(1.1);
}

.product-details {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-details h3 {
  color: var(--color-dark);
  margin-bottom: var(--space-sm);
}

.product-description {
  margin-bottom: var(--space-sm);
  flex: 1;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
}

.product-features span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 0.8rem;
  background: var(--color-light);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--color-dark);
}

.product-features i {
  color: var(--color-primary);
}

.product-price {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  font-family: var(--font-display);
}

.product-button {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-align: center;
  transition: var(--transition-base);
}

.product-button:hover {
  background: #2d7a5f;
  transform: translateY(-2px);
}

.why-choose {
  padding: var(--space-xl) 0;
  background: var(--color-white);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.why-item {
  text-align: center;
  padding: var(--space-md);
  background: var(--color-light);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.why-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.why-item i {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.why-item h3 {
  margin-bottom: var(--space-sm);
  color: var(--color-dark);
}

.usage-guide {
  padding: var(--space-xl) 0;
  background: var(--color-light);
}

.usage-layout {
  max-width: 900px;
  margin: 0 auto;
}

.usage-content h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.guide-intro {
  padding: var(--space-lg) 0;
  background: var(--color-white);
}

.guide-intro-layout {
  max-width: 900px;
  margin: 0 auto;
}

.guide-intro-text h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.principles-section {
  padding: var(--space-xl) 0;
  background: var(--color-light);
}

.principles-asymmetric {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
}

.principle-card {
  background: var(--color-white);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  position: relative;
}

.principle-card:hover {
  transform: translateY(-8px) rotate(1deg);
  box-shadow: var(--shadow-lg);
}

.principle-large {
  grid-column: span 8;
}

.principle-medium {
  grid-column: span 6;
}

.principle-small {
  grid-column: span 4;
}

.principle-number {
  display: inline-block;
  width: 50px;
  height: 50px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: var(--space-sm);
}

.principle-card h3 {
  margin-bottom: var(--space-sm);
  color: var(--color-dark);
}

.nutrition-tips {
  padding: var(--space-xl) 0;
  background: var(--color-white);
}

.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.tip-card {
  background: var(--color-light);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.tip-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.tip-card i {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  display: block;
}

.tip-card h3 {
  margin-bottom: var(--space-sm);
  color: var(--color-dark);
}

.nutrition-activity {
  padding: var(--space-xl) 0;
  background: var(--color-light);
}

.nutrition-activity-layout {
  max-width: 900px;
  margin: 0 auto;
}

.nutrition-activity-content h2 {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.myths-section {
  padding: var(--space-xl) 0;
  background: var(--color-white);
}

.myths-layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.myth-card {
  background: var(--color-light);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
  transition: var(--transition-base);
}

.myth-card:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
}

.myth-card h3 {
  color: var(--color-dark);
  margin-bottom: var(--space-sm);
}

.thank-you-section {
  padding: var(--space-xl) 0;
  background: var(--color-light);
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.thank-you-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  animation: fadeInUp 0.8s ease;
}

.thank-you-icon {
  font-size: 5rem;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  animation: scaleIn 0.6s ease;
}

@keyframes scaleIn {
  from {
    transform: scale(0);
  }
  to {
    transform: scale(1);
  }
}

.thank-you-title {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.thank-you-message {
  font-size: 1.2rem;
  margin-bottom: var(--space-sm);
}

.thank-you-submessage {
  font-size: 1rem;
  color: var(--color-dark);
  opacity: 0.8;
  margin-bottom: var(--space-md);
}

.thank-you-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.thank-you-button,
.thank-you-button-secondary {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: var(--transition-base);
}

.thank-you-button {
  background: var(--color-primary);
  color: var(--color-white);
}

.thank-you-button:hover {
  background: #2d7a5f;
  transform: translateY(-2px);
}

.thank-you-button-secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.thank-you-button-secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.error-section {
  padding: var(--space-xl) 0;
  background: var(--color-light);
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.error-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.error-number {
  font-size: 10rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-sm);
  opacity: 0.3;
}

.error-title {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.error-message {
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
  color: var(--color-dark);
}

.error-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.error-button,
.error-button-secondary {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: var(--transition-base);
}

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

.error-button:hover {
  background: #2d7a5f;
  transform: translateY(-2px);
}

.error-button-secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.error-button-secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.legal-hero {
  padding: var(--space-lg) 0 var(--space-md) 0;
  background: var(--color-light);
  border-bottom: 3px solid var(--color-primary);
}

.legal-title {
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.legal-updated {
  color: var(--color-dark);
  opacity: 0.7;
  font-size: 0.9rem;
}

.legal-content {
  padding: var(--space-lg) 0 var(--space-xl) 0;
  background: var(--color-white);
}

.legal-text {
  max-width: 900px;
  margin: 0 auto;
}

.legal-text h2 {
  color: var(--color-primary);
  margin-top: var(--space-md);
  margin-bottom: var(--space-sm);
}

.legal-text h3 {
  color: var(--color-dark);
  margin-top: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.legal-text ul {
  margin-left: var(--space-md);
  margin-bottom: var(--space-sm);
}

.legal-text li {
  margin-bottom: 0.5rem;
}

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

.legal-text strong {
  color: var(--color-dark);
}

@media (max-width: 1200px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  .header-container {
    padding: var(--space-sm) var(--space-md);
  }
}

@media (max-width: 1024px) {
  .intro-grid,
  .benefits-layout,
  .contact-wrapper,
  .product-featured {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  
  .features-asymmetric,
  .products-asymmetric,
  .principles-asymmetric {
    grid-template-columns: 1fr;
  }
  
  .feature-large,
  .feature-medium,
  .feature-small,
  .product-standard,
  .product-featured,
  .principle-large,
  .principle-medium,
  .principle-small {
    grid-column: span 1;
  }
  
  .benefits-layout {
    grid-template-columns: 1fr;
  }
  
  .hero-section {
    min-height: 75vh;
  }
  
  h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
  }
  
  h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
  }
}

@media (max-width: 820px) {
  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
    display: none;
    transition: opacity var(--transition-base);
    z-index: 999;
    opacity: 0;
  }
  
  .main-nav.active {
    display: flex;
    opacity: 1;
    animation: fadeIn 0.3s ease forwards;
  }
  
  .main-nav a {
    font-size: 1.5rem;
    padding: 1rem 0;
    width: 100%;
    text-align: center;
  }
  
  .burger-menu {
    display: flex;
  }
  
  .hero-section {
    min-height: 65vh;
    padding: var(--space-md) 0;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-sm);
  }
  
  .footer-nav {
    justify-content: center;
    flex-direction: column;
    align-items: center;
  }
  
  .product-image {
    aspect-ratio: 4/3;
  }
  
  .testimonials-grid,
  .why-grid,
  .tips-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-content h2,
  .page-hero-title {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
  }
  
  .legal-text {
    padding: 0 var(--space-sm);
  }
}

@media (max-width: 640px) {
  :root {
    --space-xs: 0.4rem;
    --space-sm: 0.75rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
  }
  
  html {
    font-size: 15px;
  }
  
  .header-container {
    padding: 0.75rem var(--space-sm);
  }
  
  .brand-logo a {
    font-size: 1.5rem;
  }
  
  .hero-content {
    padding: var(--space-sm);
  }
  
  .hero-cta,
  .cta-button {
    padding: 0.875rem 2rem;
    font-size: 1rem;
  }
  
  .contact-wrapper,
  .intro-grid {
    gap: var(--space-md);
  }
  
  .feature-card,
  .product-card,
  .testimonial-card {
    padding: var(--space-sm);
  }
  
  .feature-icon {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
  }
  
  .product-price {
    font-size: 1.5rem;
  }
  
  .principle-number {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  
  .error-number {
    font-size: 7rem;
  }
  
  .thank-you-icon {
    font-size: 4rem;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  :root {
    --space-xs: 0.375rem;
    --space-sm: 0.625rem;
    --space-md: 1.25rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
  }
  
  .container {
    padding: 0 var(--space-sm);
  }
  
  .header-container {
    padding: 0.625rem var(--space-sm);
  }
  
  .brand-logo a {
    font-size: 1.3rem;
  }
  
  .popup-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-sm);
  }
  
  .popup-content p {
    min-width: 100%;
    font-size: 0.85rem;
  }
  
  .popup-accept {
    width: 100%;
    padding: 0.625rem 1.25rem;
  }
  
  h1 {
    font-size: clamp(1.75rem, 6vw, 2.5rem);
  }
  
  h2 {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }
  
  h3 {
    font-size: clamp(1.25rem, 4vw, 1.65rem);
  }
  
  p {
    font-size: 0.9rem;
  }
  
  .hero-section {
    min-height: 60vh;
  }
  
  .hero-title {
    margin-bottom: 0.75rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
    margin-bottom: var(--space-md);
  }
  
  .hero-cta,
  .cta-button,
  .product-button {
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
  }
  
  .section-title {
    margin-bottom: var(--space-md);
  }
  
  .intro-image,
  .benefits-visual {
    border-radius: var(--radius-sm);
  }
  
  .feature-card,
  .product-card,
  .testimonial-card,
  .why-item,
  .tip-card,
  .principle-card,
  .myth-card {
    padding: var(--space-sm);
  }
  
  .feature-icon {
    width: 45px;
    height: 45px;
    font-size: 1.3rem;
  }
  
  .benefits-list li {
    padding: 0.625rem;
    gap: 0.625rem;
  }
  
  .benefits-list i {
    font-size: 1.1rem;
  }
  
  .testimonial-card::before {
    font-size: 3.5rem;
    top: 5px;
    left: 10px;
  }
  
  .contact-details,
  .why-grid,
  .tips-grid,
  .myths-layout,
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }
  
  .contact-item {
    padding: 0.625rem;
    gap: 0.625rem;
  }
  
  .contact-item i {
    font-size: 1.1rem;
  }
  
  .contact-form input,
  .contact-form textarea {
    padding: 0.7rem;
    font-size: 0.95rem;
  }
  
  .contact-form button {
    padding: 0.875rem;
    font-size: 0.95rem;
  }
  
  .checkbox-label {
    font-size: 0.85rem;
  }
  
  .product-price {
    font-size: 1.4rem;
  }
  
  .product-features span {
    font-size: 0.8rem;
    padding: 0.35rem 0.7rem;
  }
  
  .product-button {
    padding: 0.7rem 1.25rem;
    font-size: 0.95rem;
  }
  
  .why-item i,
  .tip-card i {
    font-size: 2.5rem;
  }
  
  .principle-number {
    width: 38px;
    height: 38px;
    font-size: 0.95rem;
  }
  
  .page-hero {
    padding: var(--space-lg) 0 var(--space-md) 0;
  }
  
  .page-hero-subtitle {
    font-size: 1rem;
  }
  
  .thank-you-actions,
  .error-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .thank-you-button,
  .thank-you-button-secondary,
  .error-button,
  .error-button-secondary {
    width: 100%;
    text-align: center;
  }
  
  .thank-you-icon {
    font-size: 3.5rem;
  }
  
  .thank-you-message {
    font-size: 1.05rem;
  }
  
  .error-number {
    font-size: 6rem;
  }
  
  .error-message {
    font-size: 1rem;
  }
  
  .legal-text {
    font-size: 0.9rem;
  }
  
  .legal-text h2 {
    font-size: 1.5rem;
  }
  
  .legal-text h3 {
    font-size: 1.25rem;
  }
  
  .legal-text ul {
    margin-left: var(--space-sm);
  }
  
  .footer-nav {
    gap: var(--space-sm);
  }
  
  .footer-nav a {
    font-size: 0.85rem;
  }
}

@media (max-width: 375px) {
  html {
    font-size: 13.5px;
  }
  
  :root {
    --space-xs: 0.35rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.75rem;
    --space-xl: 2.5rem;
  }
  
  .brand-logo a {
    font-size: 1.2rem;
  }
  
  .burger-menu span {
    width: 22px;
  }
  
  .main-nav {
    top: 0;
    padding: var(--space-md);
  }
  
  .main-nav a {
    font-size: 1.3rem;
    padding: 0.75rem 0;
  }
  
  main {
    padding-top: 70px;
  }
  
  .hero-section {
    min-height: 55vh;
  }
  
  h1 {
    font-size: clamp(1.6rem, 6vw, 2.2rem);
  }
  
  h2 {
    font-size: clamp(1.35rem, 5vw, 1.8rem);
  }
  
  h3 {
    font-size: clamp(1.15rem, 4vw, 1.5rem);
  }
  
  p {
    font-size: 0.875rem;
  }
  
  .hero-subtitle {
    font-size: 0.95rem;
  }
  
  .hero-cta,
  .cta-button {
    padding: 0.7rem 1.25rem;
    font-size: 0.9rem;
  }
  
  .intro-text h2,
  .benefits-content h2,
  .contact-info h2,
  .usage-content h2 {
    font-size: 1.5rem;
  }
  
  .section-title {
    font-size: 1.6rem;
  }
  
  .feature-icon {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
  }
  
  .feature-card h3,
  .product-details h3,
  .why-item h3,
  .tip-card h3 {
    font-size: 1.15rem;
  }
  
  .benefits-list li {
    padding: 0.5rem;
    font-size: 0.875rem;
  }
  
  .testimonial-card::before {
    font-size: 3rem;
  }
  
  .testimonial-text {
    font-size: 0.875rem;
  }
  
  .cta-content p {
    font-size: 1rem;
  }
  
  .contact-form h3 {
    font-size: 1.25rem;
  }
  
  .contact-form input,
  .contact-form textarea {
    padding: 0.625rem;
    font-size: 0.9rem;
  }
  
  .product-price {
    font-size: 1.3rem;
  }
  
  .product-features span {
    font-size: 0.75rem;
    padding: 0.3rem 0.6rem;
  }
  
  .why-item i,
  .tip-card i {
    font-size: 2.2rem;
  }
  
  .principle-number {
    width: 35px;
    height: 35px;
    font-size: 0.9rem;
  }
  
  .thank-you-icon {
    font-size: 3rem;
  }
  
  .thank-you-title {
    font-size: 1.75rem;
  }
  
  .thank-you-message {
    font-size: 1rem;
  }
  
  .thank-you-submessage {
    font-size: 0.9rem;
  }
  
  .error-number {
    font-size: 5rem;
  }
  
  .error-title {
    font-size: 1.75rem;
  }
  
  .legal-title {
    font-size: 1.75rem;
  }
  
  .legal-updated {
    font-size: 0.85rem;
  }
}

@media (max-width: 320px) {
  html {
    font-size: 13px;
  }
  
  :root {
    --space-xs: 0.3rem;
    --space-sm: 0.5rem;
    --space-md: 0.875rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
  }
  
  .header-container {
    padding: 0.5rem;
  }
  
  .brand-logo a {
    font-size: 1.1rem;
    letter-spacing: -0.01em;
  }
  
  .burger-menu {
    padding: 0.375rem;
  }
  
  .burger-menu span {
    width: 20px;
    height: 2.5px;
  }
  
  .main-nav {
    top: 0;
    padding: var(--space-sm);
  }
  
  .main-nav a {
    font-size: 1.2rem;
    padding: 0.7rem 0;
  }
  
  main {
    padding-top: 65px;
  }
  
  .container {
    padding: 0 0.5rem;
  }
  
  .popup-content p {
    font-size: 0.8rem;
  }
  
  .popup-accept {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }
  
  .hero-section {
    min-height: 50vh;
  }
  
  .hero-content {
    padding: var(--space-sm);
  }
  
  h1 {
    font-size: clamp(1.5rem, 7vw, 2rem);
  }
  
  h2 {
    font-size: clamp(1.25rem, 6vw, 1.65rem);
  }
  
  h3 {
    font-size: clamp(1.1rem, 5vw, 1.4rem);
  }
  
  p {
    font-size: 0.85rem;
    line-height: 1.5;
  }
  
  .hero-subtitle {
    font-size: 0.9rem;
    margin-bottom: var(--space-sm);
  }
  
  .hero-cta,
  .cta-button,
  .product-button,
  .thank-you-button,
  .thank-you-button-secondary,
  .error-button,
  .error-button-secondary {
    padding: 0.625rem 1.125rem;
    font-size: 0.875rem;
  }
  
  .section-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
  }
  
  .intro-section,
  .features-section,
  .benefits-section,
  .testimonials-section,
  .cta-section,
  .contact-section,
  .products-section,
  .why-choose,
  .usage-guide,
  .guide-intro,
  .principles-section,
  .nutrition-tips,
  .nutrition-activity,
  .myths-section {
    padding: var(--space-lg) 0;
  }
  
  .feature-card,
  .product-card,
  .testimonial-card,
  .why-item,
  .tip-card,
  .principle-card,
  .myth-card,
  .contact-form-wrapper {
    padding: 0.625rem;
  }
  
  .feature-icon {
    width: 38px;
    height: 38px;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
  }
  
  .feature-card h3,
  .product-details h3,
  .why-item h3,
  .tip-card h3,
  .principle-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
  }
  
  .benefits-list li {
    padding: 0.5rem;
    font-size: 0.85rem;
    gap: 0.5rem;
  }
  
  .benefits-list i {
    font-size: 1rem;
  }
  
  .testimonial-card::before {
    font-size: 2.5rem;
    left: 8px;
  }
  
  .testimonial-text {
    font-size: 0.85rem;
  }
  
  .testimonial-author {
    font-size: 0.875rem;
  }
  
  .cta-content h2 {
    font-size: 1.5rem;
    margin-bottom: 0.625rem;
  }
  
  .cta-content p {
    font-size: 0.95rem;
    margin-bottom: var(--space-sm);
  }
  
  .contact-wrapper {
    gap: var(--space-sm);
  }
  
  .contact-info h2 {
    font-size: 1.4rem;
  }
  
  .contact-item {
    padding: 0.5rem;
    gap: 0.5rem;
  }
  
  .contact-item i {
    font-size: 1rem;
  }
  
  .contact-item p {
    font-size: 0.85rem;
  }
  
  .contact-form h3 {
    font-size: 1.2rem;
    margin-bottom: var(--space-sm);
  }
  
  .contact-form input,
  .contact-form textarea {
    padding: 0.6rem;
    font-size: 0.875rem;
    margin-bottom: 0.625rem;
  }
  
  .contact-form button {
    padding: 0.75rem;
    font-size: 0.9rem;
  }
  
  .checkbox-label {
    font-size: 0.8rem;
    gap: 0.35rem;
  }
  
  .page-hero {
    padding: var(--space-md) 0 var(--space-sm) 0;
  }
  
  .page-hero-title {
    font-size: 1.75rem;
  }
  
  .page-hero-subtitle {
    font-size: 0.95rem;
  }
  
  .products-asymmetric,
  .features-asymmetric,
  .principles-asymmetric,
  .testimonials-grid,
  .why-grid,
  .tips-grid,
  .myths-layout {
    gap: 0.75rem;
  }
  
  .product-price {
    font-size: 1.25rem;
    margin-bottom: 0.625rem;
  }
  
  .product-features {
    gap: 0.35rem;
    margin-bottom: 0.625rem;
  }
  
  .product-features span {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
  }
  
  .product-features i {
    font-size: 0.75rem;
  }
  
  .product-description {
    font-size: 0.85rem;
    margin-bottom: 0.625rem;
  }
  
  .why-item i,
  .tip-card i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
  }
  
  .principle-number {
    width: 32px;
    height: 32px;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
  }
  
  .thank-you-section,
  .error-section {
    padding: var(--space-lg) 0;
    min-height: 60vh;
  }
  
  .thank-you-icon {
    font-size: 2.75rem;
    margin-bottom: var(--space-sm);
  }
  
  .thank-you-title {
    font-size: 1.65rem;
    margin-bottom: 0.625rem;
  }
  
  .thank-you-message {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
  }
  
  .thank-you-submessage {
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
  }
  
  .thank-you-actions,
  .error-actions {
    gap: 0.625rem;
  }
  
  .error-number {
    font-size: 4.5rem;
    margin-bottom: 0.5rem;
  }
  
  .error-title {
    font-size: 1.65rem;
    margin-bottom: 0.625rem;
  }
  
  .error-message {
    font-size: 0.95rem;
    margin-bottom: var(--space-sm);
  }
  
  .legal-hero {
    padding: var(--space-md) 0 var(--space-sm) 0;
  }
  
  .legal-title {
    font-size: 1.65rem;
    margin-bottom: 0.375rem;
  }
  
  .legal-updated {
    font-size: 0.8rem;
  }
  
  .legal-content {
    padding: var(--space-md) 0 var(--space-lg) 0;
  }
  
  .legal-text {
    font-size: 0.85rem;
    padding: 0 0.5rem;
  }
  
  .legal-text h2 {
    font-size: 1.35rem;
    margin-top: var(--space-sm);
    margin-bottom: 0.5rem;
  }
  
  .legal-text h3 {
    font-size: 1.15rem;
    margin-top: 0.625rem;
    margin-bottom: 0.5rem;
  }
  
  .legal-text ul {
    margin-left: 0.875rem;
    margin-bottom: 0.625rem;
  }
  
  .legal-text li {
    margin-bottom: 0.4rem;
    font-size: 0.85rem;
  }
  
  .site-footer {
    padding: var(--space-sm) 0;
  }
  
  .footer-content {
    gap: 0.625rem;
  }
  
  .footer-content p {
    font-size: 0.8rem;
  }
  
  .footer-nav {
    gap: 0.625rem;
  }
  
  .footer-nav a {
    font-size: 0.8rem;
  }
  
  .intro-image,
  .benefits-visual,
  .product-image,
  .map-container {
    border-radius: 0.375rem;
  }
}