@font-face {
  font-family: "Inter";
  src: url("../fonts/Inter.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Playfair Display";
  src: url("../fonts/PlayfairDisplay.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --color-primary: #7c9a92;
  --color-primary-dark: #5d7a72;
  --color-primary-light: #9bb5ad;
  --color-secondary: #d4a59a;
  --color-accent: #f5e6e0;
  --color-text: #4a4a4a;
  --color-text-light: #7a7a7a;
  --color-background: #faf9f7;
  --color-white: #ffffff;
  --color-border: #e8e4df;
  --color-success: #7c9a92;
  --color-error: #d4a59a;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.1);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: clip;
}

body {
  font-family: var(--font-primary);
  color: var(--color-text);
  background-color: var(--color-background);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: clip;
}

main {
  flex: 1 0 auto;
}

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

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

a {
  text-decoration: none;
  color: inherit;
}

.header {
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo a {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo img {
  width: 50px;
  height: 50px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.logo-line1 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.header-notice {
  font-size: 0.75rem;
  color: var(--color-text-light);
  background: var(--color-accent);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  display: none;
}

@media (min-width: 768px) {
  .header-notice {
    display: block;
  }
}

.nav {
  margin-left: auto;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav-menu a {
  font-weight: 500;
  color: var(--color-text);
  transition: var(--transition);
  position: relative;
}

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

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

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

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }
  
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow-md);
    gap: 16px;
  }
  
  .nav-menu.active {
    display: flex;
  }
}

.article-hero {
  padding: 40px 0;
}

.article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 1024px) {
  .article-grid {
    grid-template-columns: 1fr 380px;
  }
}

.article-content {
  background: var(--color-white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.article-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
  font-size: 0.875rem;
}

.article-category {
  color: var(--color-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.article-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.2;
  margin-bottom: 24px;
  color: var(--color-text);
}

.article-author {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 32px;
}

.author-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
}

.author-name {
  font-weight: 600;
  color: var(--color-text);
}

.author-role {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.article-image-main {
  margin: 32px 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.article-image-main img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.article-body {
  font-size: 1.0625rem;
  line-height: 1.8;
}

.article-body p {
  margin-bottom: 24px;
}

.article-body .lead {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-text);
  border-left: 4px solid var(--color-primary);
  padding-left: 24px;
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin: 40px 0 20px;
  color: var(--color-text);
}

.article-image-inline {
  margin: 32px 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.article-image-inline img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

blockquote {
  background: var(--color-accent);
  padding: 24px 32px;
  border-left: 4px solid var(--color-primary);
  margin: 32px 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  font-size: 1.125rem;
}

.article-cta {
  margin-top: 48px;
  padding: 32px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-white) 100%);
  border-radius: var(--radius-lg);
  text-align: center;
}

.discount-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.discount-percent {
  background: var(--color-secondary);
  color: var(--color-white);
  padding: 12px 32px;
  border-radius: var(--radius-md);
  font-size: 2rem;
  font-weight: 700;
}

.discount-text {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.comments-section {
  margin-top: 64px;
  padding-top: 48px;
  border-top: 2px solid var(--color-border);
}

.comments-title {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 32px;
}

.comments-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .comments-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.comment {
  background: var(--color-background);
  padding: 24px;
  border-radius: var(--radius-md);
}

.comment-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.comment-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.comment-name {
  font-weight: 600;
  color: var(--color-text);
}

.comment-rating {
  color: #f5a623;
  font-size: 0.875rem;
}

.comment-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 12px;
}

.comment-date {
  font-size: 0.8125rem;
  color: var(--color-text-light);
}

.offer-sidebar {
  position: relative;
}

.offer-sticky {
  position: sticky;
  top: 100px;
  background: var(--color-white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.offer-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  margin-bottom: 24px;
}

.offer-badge i {
  font-size: 1.25rem;
}

.offer-image {
  margin-bottom: 24px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.offer-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.offer-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--color-text);
}

.offer-price {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 24px;
}

.price-original {
  font-size: 1.25rem;
  color: var(--color-text-light);
  text-decoration: line-through;
}

.price-current {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.offer-features {
  list-style: none;
  margin-bottom: 24px;
}

.offer-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  font-size: 0.9375rem;
}

.offer-features i {
  color: var(--color-success);
}

.offer-guarantee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-large {
  padding: 18px 40px;
  font-size: 1.125rem;
}

.btn-block {
  width: 100%;
}

.offer-main {
  padding: 40px 0;
}

.offer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 1024px) {
  .offer-grid {
    grid-template-columns: 1fr 380px;
  }
}

.offer-content {
  background: var(--color-white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.offer-header {
  margin-bottom: 32px;
}

.offer-label {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.offer-main-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.75rem);
  margin-bottom: 16px;
  color: var(--color-text);
}

.offer-rating {
  display: flex;
  align-items: center;
  gap: 12px;
}

.stars {
  color: #f5a623;
}

.rating-text {
  color: var(--color-text-light);
  font-size: 0.9375rem;
}

.product-gallery {
  margin-bottom: 40px;
}

.gallery-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 16px;
}

.gallery-main img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.gallery-thumbs {
  display: flex;
  gap: 12px;
}

.thumb {
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  background: none;
  padding: 0;
}

.thumb:hover,
.thumb.active {
  border-color: var(--color-primary);
}

.thumb img {
  width: 100px;
  height: 80px;
  object-fit: cover;
}

.offer-description {
  margin-bottom: 40px;
}

.offer-description h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin-bottom: 16px;
}

.offer-description p {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text);
}

.product-benefits {
  margin-bottom: 48px;
}

.product-benefits h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 640px) {
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.benefit-card {
  background: var(--color-background);
  padding: 24px;
  border-radius: var(--radius-md);
  text-align: center;
  transition: var(--transition);
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.benefit-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.benefit-icon i {
  font-size: 1.75rem;
  color: var(--color-white);
}

.benefit-card h4 {
  font-size: 1.125rem;
  margin-bottom: 8px;
  color: var(--color-text);
}

.benefit-card p {
  font-size: 0.9375rem;
  color: var(--color-text-light);
}

.product-capabilities {
  margin-bottom: 48px;
}

.product-capabilities h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.capabilities-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 640px) {
  .capabilities-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.capabilities-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
}

.capabilities-list i {
  color: var(--color-success);
  font-size: 1.25rem;
}

.product-specs {
  margin-bottom: 48px;
}

.product-specs h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.specs-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

@media (min-width: 640px) {
  .specs-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.spec-item {
  background: var(--color-background);
  padding: 20px;
  border-radius: var(--radius-md);
}

.spec-item h4 {
  font-size: 1rem;
  margin-bottom: 8px;
  color: var(--color-text);
}

.spec-item p {
  font-size: 0.9375rem;
  color: var(--color-text-light);
}

.usage-steps h4 {
  font-size: 1.25rem;
  margin-bottom: 24px;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.step-number {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.step-content h5 {
  font-size: 1.125rem;
  margin-bottom: 4px;
  color: var(--color-text);
}

.step-content p {
  font-size: 0.9375rem;
  color: var(--color-text-light);
}

.comparison-section {
  margin-bottom: 48px;
}

.comparison-section h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.comparison-table {
  overflow-x: auto;
}

.comparison-table table {
  width: 100%;
  border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
  padding: 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.comparison-table th {
  background: var(--color-background);
  font-weight: 600;
  color: var(--color-text);
}

.comparison-table th.highlight {
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  color: var(--color-white);
}

.comparison-table td.highlight {
  background: var(--color-accent);
  font-weight: 600;
  color: var(--color-primary-dark);
}

.comparison-table i.fa-check {
  color: var(--color-success);
}

.comparison-table i.fa-times {
  color: var(--color-error);
}

.offer-cta-box {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-white) 100%);
  padding: 40px;
  border-radius: var(--radius-lg);
  text-align: center;
  margin-top: 48px;
}

.discount-highlight {
  margin-bottom: 24px;
}

.discount-large {
  display: block;
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-secondary);
  margin-bottom: 8px;
}

.discount-highlight p {
  font-size: 1.125rem;
  color: var(--color-text-light);
}

.checkout-section {
  padding: 40px 0;
}

.checkout-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 40px;
}

.checkout-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 1024px) {
  .checkout-grid {
    grid-template-columns: 1fr 420px;
  }
}

.checkout-products {
  background: var(--color-white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.checkout-products h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin-bottom: 32px;
}

.package-option {
  position: relative;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  transition: var(--transition);
}

.package-option:hover {
  border-color: var(--color-primary-light);
}

.package-option.selected {
  border-color: var(--color-primary);
  background: var(--color-accent);
}

.package-option.bestseller {
  border-color: var(--color-primary);
  border-width: 3px;
}

.bestseller-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: 6px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.package-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.package-header h3 {
  font-size: 1.25rem;
  color: var(--color-text);
}

.package-qty {
  background: var(--color-background);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
}

.package-image {
  margin-bottom: 16px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.package-image img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.package-details {
  margin-bottom: 16px;
}

.package-discount {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--color-white);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.package-price {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.price-was {
  font-size: 1rem;
  color: var(--color-text-light);
  text-decoration: line-through;
}

.price-now {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.price-each {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.package-select {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 20px;
  height: 20px;
  cursor: pointer;
}

.package-select input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.checkmark {
  position: absolute;
  top: 0;
  right: 0;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-radius: 50%;
  transition: var(--transition);
}

.package-select input:checked ~ .checkmark {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.checkmark::after {
  content: '';
  position: absolute;
  display: none;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.package-select input:checked ~ .checkmark::after {
  display: block;
}

.warranty-option {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-size: 0.9375rem;
}

.checkbox-label input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.checkbox-label .checkmark {
  position: relative;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.checkbox-label input:checked ~ .checkmark {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.checkbox-label .checkmark::after {
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
}

.checkbox-text {
  color: var(--color-text);
}

.checkout-form-section {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.order-summary {
  background: var(--color-white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.order-summary h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}

.summary-row.discount {
  color: var(--color-success);
}

.summary-row.total {
  border-bottom: none;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin-top: 8px;
  padding-top: 16px;
  border-top: 2px solid var(--color-border);
}

.checkout-form {
  background: var(--color-white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.checkout-form h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 640px) {
  .form-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

.form-group {
  margin-bottom: 20px;
}

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: var(--transition);
}

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

.payment-methods {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.payment-method {
  flex: 1;
}

.payment-method input {
  position: absolute;
  opacity: 0;
}

.payment-method label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.payment-method label i {
  font-size: 2rem;
  color: var(--color-text-light);
}

.payment-method input:checked + label {
  border-color: var(--color-primary);
  background: var(--color-accent);
}

.payment-method input:checked + label i {
  color: var(--color-primary);
}

.card-details {
  margin-bottom: 24px;
}

.checkbox-group {
  margin: 24px 0;
}

.secure-checkout {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 24px 0;
  color: var(--color-text-light);
  font-size: 0.875rem;
}

.payment-icons {
  display: flex;
  justify-content: center;
  gap: 16px;
  font-size: 2rem;
  color: var(--color-text-light);
}

.thanks-section {
  padding: 80px 0;
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.thanks-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  background: var(--color-white);
  padding: 60px 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.thanks-logo {
  margin-bottom: 24px;
}

.thanks-icon {
  font-size: 5rem;
  color: var(--color-success);
  margin-bottom: 24px;
}

.thanks-content h1 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  margin-bottom: 24px;
  color: var(--color-text);
}

.thanks-message {
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: 32px;
}

.thanks-message p {
  margin-bottom: 16px;
}

.thanks-next-steps {
  background: var(--color-background);
  padding: 32px;
  border-radius: var(--radius-md);
  margin-bottom: 32px;
  text-align: left;
}

.thanks-next-steps h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.thanks-next-steps ul {
  list-style: none;
}

.thanks-next-steps li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  font-size: 1rem;
}

.thanks-next-steps i {
  color: var(--color-primary);
  width: 24px;
}

.thanks-support {
  margin-bottom: 32px;
  font-size: 1rem;
  color: var(--color-text-light);
}

.footer {
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
  padding: 60px 0 32px;
}

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

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1.5fr 1fr;
  }
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-tagline {
  color: var(--color-text-light);
  font-size: 0.9375rem;
}

.footer-nav h4,
.footer-contact h4,
.footer-legal h4 {
  font-size: 1.125rem;
  margin-bottom: 20px;
  color: var(--color-text);
}

.footer-nav ul,
.footer-legal ul {
  list-style: none;
}

.footer-nav li,
.footer-legal li {
  margin-bottom: 12px;
}

.footer-nav a,
.footer-legal a {
  color: var(--color-text-light);
  transition: var(--transition);
}

.footer-nav a:hover,
.footer-legal a:hover {
  color: var(--color-primary);
}

.footer-contact address {
  font-style: normal;
  line-height: 1.8;
  color: var(--color-text-light);
}

.footer-disclaimer {
  padding: 24px 0;
  border-top: 1px solid var(--color-border);
  margin-bottom: 24px;
}

.footer-disclaimer p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.footer-copyright {
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-light);
}
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

@media (min-width: 1024px) {
  .article-grid {
    grid-template-columns: 1fr 380px;
    gap: 60px;
  }
}

.article-content {
  background: var(--color-white);
  padding: 60px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.offer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 1024px) {
  .offer-grid {
    grid-template-columns: 1fr 500px;
  }
}

.offer-content {
  background: var(--color-white);
  padding: 60px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.checkout-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 1024px) {
  .checkout-grid {
    grid-template-columns: 1fr 480px;
  }
}

.checkout-products {
  background: var(--color-white);
  padding: 60px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.article-body .innovation-section {
  background: linear-gradient(135deg, var(--color-accent) 0%, rgba(245, 230, 224, 0.3) 100%);
  padding: 40px;
  border-radius: var(--radius-lg);
  margin: 48px 0;
  border-left: 5px solid var(--color-primary);
  position: relative;
  overflow: hidden;
}

.article-body .innovation-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(124, 154, 146, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.article-body .innovation-section h2 {
  font-family: var(--font-display);
  font-size: 1.875rem;
  color: var(--color-primary-dark);
  margin-bottom: 24px;
  position: relative;
  padding-bottom: 16px;
}

.article-body .innovation-section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  border-radius: 2px;
}

.article-body .innovation-section p {
  font-size: 1.0625rem;
  line-height: 1.9;
  color: var(--color-text);
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.article-body .innovation-section p:last-child {
  margin-bottom: 0;
}

.article-body .innovation-section p:first-of-type::first-letter {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--color-primary);
  float: left;
  line-height: 1;
  margin-right: 12px;
  margin-top: 4px;
  font-family: var(--font-display);
}

@media (max-width: 768px) {
  .article-body .innovation-section {
    padding: 24px;
    margin: 32px 0;
  }
  
  .article-body .innovation-section h2 {
    font-size: 1.5rem;
  }
  
  .article-body .innovation-section p {
    font-size: 1rem;
  }
}
.offer-hero {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-white) 100%);
}

.offer-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  align-items: center;
}

@media (min-width: 1024px) {
  .offer-hero-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.offer-hero-label {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--color-white);
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

.offer-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.2;
  margin-bottom: 20px;
  color: var(--color-text);
}

.offer-hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

.offer-hero-checklist {
  list-style: none;
  margin-bottom: 32px;
}

.offer-hero-checklist li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  font-size: 1.0625rem;
}

.offer-hero-checklist i {
  color: var(--color-success);
  font-size: 1.25rem;
}

.offer-hero-stats {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.stats-rating {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
}

.stats-rating i {
  color: #f5a623;
}

.stats-text {
  font-size: 1rem;
  color: var(--color-text-light);
}

.offer-hero-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.offer-hero-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.marquee-section {
  background: var(--color-primary);
  padding: 20px 0;
  overflow: hidden;
  white-space: nowrap;
}

.marquee-track {
  display: flex;
  gap: 60px;
  animation: marquee 20s linear infinite;
}

.marquee-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-white);
  font-weight: 600;
  font-size: 1rem;
  flex-shrink: 0;
}

.marquee-item i {
  font-size: 1.25rem;
}

@keyframes marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.guarantee-marquee {
  background: var(--color-secondary);
}

.quick-features {
  padding: 60px 0;
  background: var(--color-white);
}

.quick-features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 640px) {
  .quick-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .quick-features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.quick-feature-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
  padding: 32px 24px;
  background: var(--color-background);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.quick-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.quick-feature-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.quick-feature-icon i {
  font-size: 2rem;
  color: var(--color-white);
}

.quick-feature-card span {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.product-gallery-section {
  padding: 60px 0;
  background: var(--color-background);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 16px;
  color: var(--color-text);
}

.section-header p {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 700px;
  margin: 0 auto;
}

.section-subtitle {
  margin-top: 16px;
  font-size: 1rem;
}

.new-standard-section {
  padding: 80px 0;
  background: var(--color-white);
}

.new-standard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  align-items: center;
}

@media (min-width: 1024px) {
  .new-standard-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.new-standard-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.new-standard-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.new-standard-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 640px) {
  .new-standard-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

.standard-feature {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--color-background);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.standard-feature:hover {
  background: var(--color-accent);
  transform: translateX(8px);
}

.standard-feature i {
  font-size: 1.5rem;
  color: var(--color-primary);
  flex-shrink: 0;
}

.standard-feature span {
  font-weight: 500;
  color: var(--color-text);
}

.solves-problems-section {
  padding: 60px 0;
  background: var(--color-background);
}

.solves-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .solves-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .solves-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.solve-card {
  background: var(--color-white);
  padding: 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.solve-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--color-text);
}

.solve-card p {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0;
}

.solve-card:nth-child(even) {
  direction: ltr;
}

.solve-card:nth-child(even) > * {
  direction: ltr;
}

.solve-image {
  display: none;
}

.solve-content {
  padding: 0;
}

.section-cta {
  text-align: center;
  margin-top: 40px;
}

.ultimate-solution-section {
  padding: 80px 0;
  background: var(--color-white);
}

.ultimate-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 640px) {
  .ultimate-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .ultimate-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.ultimate-card {
  background: var(--color-background);
  padding: 32px;
  border-radius: var(--radius-lg);
  text-align: center;
  transition: var(--transition);
}

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

.ultimate-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ultimate-icon i {
  font-size: 2rem;
  color: var(--color-white);
}

.ultimate-card h3 {
  font-size: 1.25rem;
  margin-bottom: 16px;
  color: var(--color-text);
}

.ultimate-card p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-light);
}

.steps-section {
  padding: 80px 0;
  background: var(--color-background);
}

.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 768px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.step-image {
  position: relative;
  height: 300px;
  overflow: hidden;
}

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

.step-number {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  box-shadow: var(--shadow-md);
}

.step-card .step-content {
  padding: 32px;
}

.step-card .step-content h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--color-text);
}

.step-card .step-content p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
}

.testimonials-section {
  padding: 80px 0;
  background: var(--color-white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.testimonial-card {
  background: var(--color-background);
  padding: 32px;
  border-radius: var(--radius-lg);
  text-align: center;
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testimonial-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 20px;
  border: 4px solid var(--color-white);
  box-shadow: var(--shadow-md);
}

.testimonial-card h4 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--color-text);
}

.testimonial-rating {
  color: #f5a623;
  margin-bottom: 20px;
}

.testimonial-card p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text);
  font-style: italic;
}

.comparison-section-new {
  padding: 80px 0;
  background: var(--color-background);
}

.comparison-new-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.comparison-new-product {
  text-align: center;
}

.comparison-new-product img {
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin: 0 auto 20px;
  box-shadow: var(--shadow-md);
}

.comparison-new-product.others {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.comparison-new-product.others i {
  font-size: 8rem;
  color: var(--color-error);
  margin-bottom: 20px;
}

.comparison-new-product h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-text);
}

.comparison-new-table {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.comparison-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  border-bottom: 1px solid var(--color-border);
}

.comparison-row:last-child {
  border-bottom: none;
}

.comparison-feature {
  padding: 20px 24px;
  font-weight: 500;
  color: var(--color-text);
}

.comparison-nano,
.comparison-others {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.comparison-nano i {
  color: var(--color-success);
  font-size: 1.5rem;
}

.comparison-others i {
  color: var(--color-error);
  font-size: 1.5rem;
}

.faq-section-new {
  padding: 80px 0;
  background: var(--color-white);
}

.faq-accordion {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item-new {
  background: var(--color-background);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
}

.faq-question-new {
  width: 100%;
  padding: 24px 32px;
  background: none;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: var(--transition);
}

.faq-question-new:hover {
  background: var(--color-accent);
}

.faq-question-new span {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  text-align: left;
}

.faq-question-new i {
  color: var(--color-primary);
  transition: var(--transition);
}

.faq-item-new.active .faq-question-new i {
  transform: rotate(180deg);
}

.faq-answer-new {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item-new.active .faq-answer-new {
  max-height: 500px;
}

.faq-answer-new p {
  padding: 0 32px 24px;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
}

.final-cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-white) 100%);
}

.final-cta-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .final-cta-content {
    grid-template-columns: 1fr 1fr;
  }
}

.final-cta-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.final-cta-image img {
  width: 100%;
  height: 450px;
  object-fit: cover;
}

.final-cta-text {
  text-align: center;
}

@media (min-width: 1024px) {
  .final-cta-text {
    text-align: left;
  }
}

.final-cta-label {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.final-cta-text h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 20px;
  color: var(--color-text);
}

.final-cta-text > p {
  font-size: 1.125rem;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

.final-cta-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-bottom: 32px;
}

@media (min-width: 1024px) {
  .final-cta-stats {
    justify-content: flex-start;
  }
}

.final-cta-stats span {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
}

.final-cta-stats i {
  color: #f5a623;
}

.final-cta-guarantee {
  margin-top: 24px;
  font-size: 1rem;
  color: var(--color-text-light);
  font-weight: 500;
}

@media (max-width: 768px) {
  .offer-hero {
    padding: 60px 0;
  }
  
  .offer-hero-image img {
    height: 350px;
  }
  
  .new-standard-section,
  .solves-problems-section,
  .ultimate-solution-section,
  .steps-section,
  .testimonials-section,
  .comparison-section-new,
  .faq-section-new,
  .final-cta-section {
    padding: 60px 0;
  }
  
  .section-header {
    margin-bottom: 40px;
  }
  
  .new-standard-image img {
    height: 350px;
  }
  
  .solve-content {
    padding: 24px;
  }
  
  .comparison-new-grid {
    gap: 20px;
  }
  
  .comparison-new-product img {
    width: 120px;
    height: 120px;
  }
  
  .comparison-new-product.others i {
    font-size: 5rem;
  }
  
  .comparison-feature {
    padding: 16px;
    font-size: 0.875rem;
  }
  
  .faq-question-new {
    padding: 20px 24px;
  }
  
  .faq-question-new span {
    font-size: 1rem;
  }
  
  .faq-answer-new p {
    padding: 0 24px 20px;
  }
  
  .final-cta-image img {
    height: 300px;
  }
}
.checkout-discount-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  margin-bottom: 32px;
  font-weight: 600;
  font-size: 1.0625rem;
}

.checkout-discount-banner i {
  font-size: 1.5rem;
}

.checkout-title {
  font-family: var(--font-display);
  font-size: 2rem;
  text-align: center;
  margin-bottom: 40px;
  color: var(--color-text);
}

.checkout-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 80px;
}

@media (min-width: 1024px) {
  .checkout-layout {
    grid-template-columns: 1fr 420px;
    align-items: start;
  }
}

.checkout-left {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.packages-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.package-card {
  position: relative;
  display: grid;
  grid-template-columns: 140px 1fr auto;
  gap: 20px;
  align-items: center;
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  cursor: pointer;
  transition: var(--transition);
}

.package-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.package-card input[type="radio"] {
  position: absolute;
  opacity: 0;
}

.package-card input[type="radio"]:checked ~ .package-radio-mark {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.package-card input[type="radio"]:checked ~ .package-radio-mark::after {
  display: block;
}

.package-card input[type="radio"]:checked ~ .package-card-info .price-new {
  color: var(--color-primary-dark);
}

.package-card:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-accent);
}

.package-card-image {
  width: 140px;
  height: 100px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.package-card-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.package-card-info {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.package-card-info h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
}

.package-deal {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin: 0;
}

.package-prices {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.package-prices .price-new {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  transition: var(--transition);
}

.package-prices .price-old {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  text-decoration: line-through;
}

.package-prices .price-each {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.package-discount-badge {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--color-white);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  width: fit-content;
}

.package-radio-mark {
  width: 22px;
  height: 22px;
  border: 2px solid var(--color-border);
  border-radius: 50%;
  position: relative;
  transition: var(--transition);
  flex-shrink: 0;
}

.package-radio-mark::after {
  content: '';
  position: absolute;
  display: none;
  left: 6px;
  top: 2px;
  width: 6px;
  height: 11px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.package-card.bestseller {
  border-color: var(--color-primary);
  border-width: 3px;
}

.package-card.bestseller .bestseller-tag,
.package-card.bestvalue .bestvalue-tag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: 4px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.package-card.bestvalue .bestvalue-tag {
  background: linear-gradient(135deg, var(--color-secondary) 0%, #b8887d 100%);
}

.checkout-form {
  background: var(--color-white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-section {
  margin-bottom: 40px;
}

.form-section h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 24px;
  color: var(--color-text);
}

.phone-input {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 12px;
}

.phone-input select,
.phone-input input {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
  transition: var(--transition);
}

.phone-input select:focus,
.phone-input input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.payment-secure-note {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.payment-secure-note::before {
  content: '\f023';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: var(--color-primary);
}

.payment-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.payment-option {
  position: relative;
}

.payment-option input {
  position: absolute;
  opacity: 0;
}

.payment-option label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  background: var(--color-white);
}

.payment-option input:checked + label {
  border-color: var(--color-primary);
  background: var(--color-accent);
}

.payment-option-title {
  font-weight: 600;
  color: var(--color-text);
}

.card-icons {
  display: flex;
  gap: 8px;
  font-size: 1.5rem;
  color: var(--color-text-light);
}

.payment-option label i:not(.card-icons i) {
  font-size: 2rem;
  color: #003087;
}

.cvv-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-top: 6px;
  line-height: 1.4;
}

.checkout-submit {
  margin-top: 24px;
  font-size: 1.125rem;
  padding: 20px;
}

.security-badges {
  text-align: center;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.security-badges > span {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.security-icons {
  display: flex;
  justify-content: center;
  gap: 16px;
  font-size: 1.75rem;
  color: var(--color-text-light);
}

.checkout-right {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 100px;
}

.order-summary {
  background: var(--color-white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.order-summary h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 24px;
  color: var(--color-text);
}

.summary-product {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 20px;
}

.summary-product img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.summary-product-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}

.summary-product-name {
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
}

.summary-product-prices {
  display: flex;
  gap: 10px;
  align-items: baseline;
}

.summary-price-old {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  text-decoration: line-through;
}

.summary-price-new {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.warranty-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--color-background);
  border-radius: var(--radius-md);
  cursor: pointer;
  margin-bottom: 20px;
}

.warranty-checkbox input {
  position: absolute;
  opacity: 0;
}

.warranty-checkmark {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  position: relative;
  transition: var(--transition);
}

.warranty-checkbox input:checked ~ .warranty-checkmark {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.warranty-checkbox input:checked ~ .warranty-checkmark::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.warranty-checkbox span:last-child {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.4;
}

.summary-lines {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.summary-line {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  font-size: 1rem;
  color: var(--color-text);
}

.summary-line.savings {
  color: var(--color-success);
  font-weight: 600;
}

.summary-line.total {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  padding-top: 16px;
  border-top: 2px solid var(--color-border);
  margin-top: 8px;
}

.guarantee-block {
  background: var(--color-white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.guarantee-icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin: 0 auto 16px;
}

.guarantee-block h4 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--color-text);
}

.guarantee-block p {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text-light);
}

.why-choose-section {
  padding: 60px 0;
  background: var(--color-background);
  border-radius: var(--radius-lg);
  margin-bottom: 60px;
}

.why-choose-section h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  text-align: center;
  margin-bottom: 40px;
  color: var(--color-text);
}

.why-choose-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 0 40px;
}

@media (min-width: 768px) {
  .why-choose-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.why-choose-card {
  background: var(--color-white);
  padding: 32px;
  border-radius: var(--radius-lg);
  text-align: center;
  transition: var(--transition);
}

.why-choose-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.why-choose-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.why-choose-icon i {
  font-size: 1.75rem;
  color: var(--color-white);
}

.why-choose-card h3 {
  font-size: 1.125rem;
  margin-bottom: 12px;
  color: var(--color-text);
}

.why-choose-card p {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text-light);
}

.checkout-reviews-section {
  padding: 60px 0;
}

.reviews-header {
  text-align: center;
  margin-bottom: 48px;
}

.reviews-header h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 24px;
  color: var(--color-text);
}

.rating-big {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.rating-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-text);
  font-family: var(--font-display);
}

.rating-stars {
  color: #f5a623;
  font-size: 1.5rem;
}

.checkout-reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .checkout-reviews-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .checkout-reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.checkout-review-card {
  background: var(--color-white);
  padding: 28px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.checkout-review-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.checkout-review-card .review-header {
  display: grid;
  grid-template-columns: 50px 1fr auto;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.checkout-review-card .review-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
}

.checkout-review-card .review-name {
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 4px 0;
}

.checkout-review-card .review-verified {
  font-size: 0.8125rem;
  color: var(--color-success);
  display: flex;
  align-items: center;
  gap: 4px;
}

.checkout-review-card .review-stars {
  color: #f5a623;
  font-size: 0.875rem;
}

.checkout-review-card .review-title {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.checkout-review-card .review-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text);
}

@media (max-width: 768px) {
  .package-card {
    grid-template-columns: 100px 1fr;
    gap: 16px;
  }
  
  .package-card-image {
    width: 100px;
    height: 80px;
  }
  
  .package-radio-mark {
    position: absolute;
    top: 20px;
    right: 20px;
  }
  
  .checkout-form {
    padding: 24px;
  }
  
  .phone-input {
    grid-template-columns: 1fr;
  }
  
  .payment-options {
    grid-template-columns: 1fr;
  }
  
  .checkout-right {
    position: static;
  }
  
  .why-choose-section {
    padding: 40px 0;
  }
  
  .why-choose-grid {
    padding: 0 20px;
  }
}
.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  gap: 20px;
}

.header-container {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav {
  margin-left: auto;
}

.header-notice {
  font-size: 0.75rem;
  color: var(--color-text-light);
  background: var(--color-accent);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

@media (max-width: 768px) {
  .header-notice {
    display: none;
  }
}
.header {
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.logo a {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo img {
  width: 50px;
  height: 50px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.logo-line1 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.header-notice {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--color-text-light);
  background: var(--color-accent);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  margin-left: auto;
  white-space: nowrap;
  flex-shrink: 1;
  min-width: 0;
}

.header-notice i {
  color: var(--color-primary);
  font-size: 0.9375rem;
  flex-shrink: 0;
}

.header-notice span {
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (max-width: 768px) {
  .header-container {
    flex-wrap: wrap;
    gap: 12px;
    padding: 12px 16px;
  }
  
  .header-notice {
    order: 3;
    width: 100%;
    margin-left: 0;
    font-size: 0.75rem;
    padding: 6px 12px;
    justify-content: center;
  }
  
  .logo img {
    width: 40px;
    height: 40px;
  }
  
  .logo-line1 {
    font-size: 1.25rem;
  }
}

.legal-content {
  word-break: break-word;
}

.last-updated {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 30px;
}

.article-grid > *,
.offer-grid > *,
.checkout-grid > *,
.checkout-layout > *,
.offer-hero-grid > *,
.new-standard-grid > *,
.comparison-new-grid > * {
  min-width: 0;
  max-width: 100%;
}

.form-group input,
.form-group select,
.form-group textarea,
.phone-input select,
.phone-input input {
  width: 100%;
  max-width: 100%;
}

@media (max-width: 700px) {
  .comparison-table {
    overflow-x: visible;
  }

  .comparison-row {
    grid-template-columns: 1fr;
    min-width: 0;
    gap: 8px;
  }
}

@media (max-width: 640px) {
  .header-notice {
    word-break: break-all;
  }

  .logo a {
    flex-direction: column;
  }

  .logo a span {
    word-break: break-all;
    min-width: 0;
    flex: 1;
  }

  .footer-col,
  .footer-contact,
  .footer-legal,
  .footer-brand {
    word-break: break-all;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 12px;
  }

  .article-content,
  .offer-content,
  .checkout-form,
  .checkout-products,
  .thanks-content {
    padding: 20px 16px;
  }

  .article-title,
  .checkout-title,
  .offer-hero-title {
    font-size: clamp(1.25rem, 6vw, 1.75rem);
  }

  .btn {
    padding: 12px 20px;
    font-size: 0.9375rem;
  }
}