/* ==========================================================================
   NewGadgetWorld - Affiliate Review Website Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  --primary-blue: #1e40af;
  --primary-blue-light: #3b82f6;
  --primary-blue-dark: #1e3a8a;
  --accent-orange: #f97316;
  --accent-orange-hover: #ea580c;
  --accent-orange-light: #fed7aa;
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --success-green: #10b981;
  --warning-yellow: #f59e0b;
  --error-red: #ef4444;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --max-width: 1280px;
  --header-height: 70px;
}

/* --------------------------------------------------------------------------
   Base Styles & Reset
   -------------------------------------------------------------------------- */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--gray-800);
  background-color: var(--gray-50);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-blue-light);
}

button {
  cursor: pointer;
  font-family: inherit;
}

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* --------------------------------------------------------------------------
   Main Container
   -------------------------------------------------------------------------- */
.main-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --------------------------------------------------------------------------
   Affiliate Disclaimer Bar
   -------------------------------------------------------------------------- */
.affiliate-disclaimer {
  background-color: var(--gray-100);
  border-bottom: 1px solid var(--gray-200);
  padding: 10px 20px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray-600);
  line-height: 1.5;
}

.affiliate-disclaimer-text {
  max-width: var(--max-width);
  margin: 0 auto;
}

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

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-blue);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 800;
  font-size: 1.2rem;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-text-main {
  font-size: 1.25rem;
  color: var(--gray-900);
}

.logo-text-sub {
  font-size: 0.7rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 10px 16px;
  color: var(--gray-700);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  background-color: var(--gray-100);
  color: var(--primary-blue);
}

.nav-link.active {
  background-color: var(--primary-blue);
  color: var(--white);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  color: var(--gray-700);
}

.mobile-menu-toggle svg {
  width: 28px;
  height: 28px;
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  background: linear-gradient(135deg, var(--primary-blue-dark) 0%, var(--primary-blue) 50%, var(--primary-blue-light) 100%);
  padding: 80px 20px;
  position: relative;
  overflow: hidden;
  min-height: 500px;
  display: flex;
  align-items: center;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="3" fill="rgba(255,255,255,0.08)"/><circle cx="40" cy="80" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="70" cy="70" r="1.5" fill="rgba(255,255,255,0.05)"/><circle cx="10" cy="60" r="2.5" fill="rgba(255,255,255,0.07)"/></svg>');
  background-size: 200px 200px;
}

.hero-content {
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text {
  color: var(--white);
}

.hero-badge {
  display: inline-block;
  background-color: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  margin-bottom: 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: 30px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  border: none;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.btn-primary {
  background-color: var(--accent-orange);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
}

.btn-primary:hover {
  background-color: var(--accent-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.5);
  color: var(--white);
}

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

.btn-secondary:hover {
  background-color: var(--gray-100);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 24px;
  font-size: 0.95rem;
  font-weight: 700;
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.1rem;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-container {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border-radius: var(--xl);
  padding: 40px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.hero-image-container img {
  width: 400px;
  height: auto;
  border-radius: var(--radius-lg);
}

/* --------------------------------------------------------------------------
   Section Common Styles
   -------------------------------------------------------------------------- */
.section {
  padding: 80px 20px;
}

.section-gray {
  background-color: var(--gray-100);
}

.section-dark {
  background-color: var(--gray-900);
  color: var(--white);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-badge {
  display: inline-block;
  background-color: var(--accent-orange-light);
  color: var(--accent-orange);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--gray-600);
  max-width: 700px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   Featured Product Cards
   -------------------------------------------------------------------------- */
.featured-products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

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

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

.product-card-image {
  position: relative;
  height: 200px;
  background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
  overflow: hidden;
}

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

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

.product-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background-color: var(--success-green);
  color: var(--white);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}

.product-card-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-card-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.product-card-rating {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.stars {
  display: flex;
  gap: 2px;
}

.star {
  color: var(--warning-yellow);
  font-size: 1rem;
}

.star-empty {
  color: var(--gray-300);
}

.rating-value {
  font-weight: 600;
  color: var(--gray-700);
}

.rating-count {
  color: var(--gray-500);
  font-size: 0.9rem;
}

.product-card-desc {
  color: var(--gray-600);
  font-size: 0.95rem;
  margin-bottom: 16px;
  line-height: 1.6;
}

.product-card-features {
  margin-bottom: 20px;
}

.product-card-features-title {
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.product-card-features-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--gray-600);
}

.feature-icon {
  color: var(--success-green);
  font-size: 0.85rem;
}

.product-card-pros-cons {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  font-size: 0.85rem;
}

.pros-section, .cons-section {
  flex: 1;
}

.pros-title {
  color: var(--success-green);
  font-weight: 600;
  margin-bottom: 4px;
}

.cons-title {
  color: var(--error-red);
  font-weight: 600;
  margin-bottom: 4px;
}

.pros-list, .cons-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.product-card-cta {
  margin-top: auto;
  text-align: center;
}

.product-card-cta .btn {
  width: auto;
}

/* --------------------------------------------------------------------------
   Comparison Table
   -------------------------------------------------------------------------- */
.comparison-table-container {
  overflow-x: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  background-color: var(--white);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 900px;
}

.comparison-table thead {
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
  color: var(--white);
}

.comparison-table th {
  padding: 20px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
}

.comparison-table th:first-child {
  border-radius: var(--radius-xl) 0 0 0;
}

.comparison-table th:last-child {
  border-radius: 0 var(--radius-xl) 0 0;
}

.comparison-table td {
  padding: 16px;
  border-bottom: 1px solid var(--gray-200);
  font-size: 0.95rem;
  color: var(--gray-700);
}

.comparison-table tbody tr:hover {
  background-color: var(--gray-50);
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-product-cell {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.comparison-product-image {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  object-fit: cover;
  background-color: var(--gray-100);
}

.comparison-product-name {
  font-weight: 600;
  color: var(--gray-900);
}

.comparison-check {
  color: var(--success-green);
  font-weight: 700;
}

.comparison-cross {
  color: var(--gray-400);
}

.comparison-table .cta-cell {
  text-align: center;
  padding: 12px;
}

.price-category {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
}

.price-budget {
  background-color: #d1fae5;
  color: #065f46;
}

.price-mid {
  background-color: #fef3c7;
  color: #92400e;
}

.price-premium {
  background-color: #fee2e2;
  color: #991b1b;
}

.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background-color: var(--warning-yellow);
  color: var(--white);
  padding: 4px 10px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
}

/* --------------------------------------------------------------------------
   Customer Reviews Section
   -------------------------------------------------------------------------- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

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

.review-card:hover {
  box-shadow: var(--shadow-md);
}

.review-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}

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

.review-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}

.review-author-info {
  display: flex;
  flex-direction: column;
}

.review-author-name {
  font-weight: 600;
  color: var(--gray-900);
}

.review-date {
  font-size: 0.85rem;
  color: var(--gray-500);
}

.review-verified {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  color: var(--success-green);
  background-color: #d1fae5;
  padding: 4px 8px;
  border-radius: 50px;
}

.review-rating {
  margin-bottom: 12px;
}

.review-product {
  font-size: 0.85rem;
  color: var(--primary-blue);
  font-weight: 500;
  margin-bottom: 8px;
}

.review-text {
  color: var(--gray-700);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* --------------------------------------------------------------------------
   Benefits Section
   -------------------------------------------------------------------------- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.benefit-card {
  text-align: center;
  padding: 32px 24px;
  background-color: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

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

.benefit-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.benefit-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.benefit-desc {
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   FAQ Section
   -------------------------------------------------------------------------- */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--gray-900);
  text-align: left;
  transition: all var(--transition-fast);
}

.faq-question:hover {
  color: var(--primary-blue);
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--primary-blue);
  transition: transform var(--transition-fast);
  font-weight: 400;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

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

.faq-answer-content {
  padding: 0 24px 20px;
  color: var(--gray-600);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

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

.contact-form-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 24px;
}

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

.form-label {
  display: block;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-info-container {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-card {
  background-color: var(--white);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

.contact-info-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 20px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.contact-info-item:last-child {
  margin-bottom: 0;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  background-color: var(--primary-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-info-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-info-label {
  font-size: 0.85rem;
  color: var(--gray-500);
}

.contact-info-value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--gray-900);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background-color: var(--gray-900);
  color: var(--gray-300);
  padding: 60px 20px 30px;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col-title {
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.footer-about-text {
  line-height: 1.7;
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  color: var(--gray-400);
  transition: color var(--transition-fast);
  font-size: 0.95rem;
}

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

.footer-newsletter {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

.footer-newsletter-input {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--gray-700);
  border-radius: var(--radius-md);
  background-color: var(--gray-800);
  color: var(--white);
  font-size: 0.95rem;
}

.footer-newsletter-input::placeholder {
  color: var(--gray-500);
}

.footer-newsletter-btn {
  padding: 12px 20px;
  background-color: var(--primary-blue);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.footer-newsletter-btn:hover {
  background-color: var(--primary-blue-light);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid var(--gray-800);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copyright {
  font-size: 0.9rem;
  color: var(--gray-500);
}

.footer-social {
  display: flex;
  gap: 16px;
}

.footer-social-link {
  width: 40px;
  height: 40px;
  background-color: var(--gray-800);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  transition: all var(--transition-fast);
}

.footer-social-link:hover {
  background-color: var(--primary-blue);
  color: var(--white);
}

/* --------------------------------------------------------------------------
   Back to Top Button
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background-color: var(--primary-blue);
  color: var(--white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--primary-blue-light);
  transform: translateY(-3px);
}

/* --------------------------------------------------------------------------
   Product Detail Page Styles
   -------------------------------------------------------------------------- */
.product-hero {
  background: linear-gradient(135deg, var(--primary-blue-dark), var(--primary-blue));
  padding: 60px 20px;
  color: var(--white);
}

.product-hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.product-hero-badge {
  display: inline-block;
  background-color: rgba(255, 255, 255, 0.2);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.product-hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.product-hero-rating {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.product-hero-desc {
  font-size: 1.1rem;
  opacity: 0.9;
  line-height: 1.7;
  margin-bottom: 24px;
}

.product-hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.product-hero-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(255, 255, 255, 0.15);
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 0.9rem;
}

.product-hero-image {
  display: flex;
  justify-content: center;
}

.product-hero-image img {
  max-width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

.product-content-section {
  padding: 60px 20px;
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

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

.spec-title {
  font-size: 0.85rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.spec-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
}

.specs-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.specs-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 16px;
}

.specs-icon {
  width: 50px;
  height: 50px;
  background-color: var(--gray-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary-blue);
}

.specs-info {
  flex: 1;
}

.specs-label {
  font-size: 0.85rem;
  color: var(--gray-500);
}

.specs-data {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
}

.pros-cons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-bottom: 40px;
}

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

.pros-cons-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.pros-cons-title.positive {
  color: var(--success-green);
}

.pros-cons-title.negative {
  color: var(--error-red);
}

.pros-cons-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pros-cons-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--gray-700);
}

.pros-cons-item-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.pros-cons-item-icon.positive {
  background-color: #d1fae5;
  color: var(--success-green);
}

.pros-cons-item-icon.negative {
  background-color: #fee2e2;
  color: var(--error-red);
}

.scenario-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
}

.scenario-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.scenario-icon {
  width: 36px;
  height: 36px;
  background-color: var(--primary-blue);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.1rem;
}

.scenario-desc {
  color: var(--gray-600);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Legal Pages Styles
   -------------------------------------------------------------------------- */
.legal-page {
  padding: 60px 20px;
}

.legal-container {
  max-width: 900px;
  margin: 0 auto;
  background-color: var(--white);
  border-radius: var(--radius-xl);
  padding: 50px;
  box-shadow: var(--shadow-lg);
}

.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gray-600);
  margin-bottom: 30px;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
}

.legal-back:hover {
  color: var(--primary-blue);
}

.legal-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--gray-200);
}

.legal-section {
  margin-bottom: 30px;
}

.legal-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.legal-text {
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: 16px;
}

.legal-list {
  margin-left: 24px;
  margin-bottom: 16px;
}

.legal-list-item {
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: 8px;
  list-style-type: disc;
}

/* --------------------------------------------------------------------------
   Contact Page Specific
   -------------------------------------------------------------------------- */
.contact-page-header {
  background: linear-gradient(135deg, var(--primary-blue-dark), var(--primary-blue));
  padding: 60px 20px;
  text-align: center;
  color: var(--white);
}

.contact-page-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.contact-page-subtitle {
  font-size: 1.1rem;
  opacity: 0.9;
}

/* --------------------------------------------------------------------------
   Performance Section
   -------------------------------------------------------------------------- */
.performance-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

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

.performance-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.performance-label {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-bottom: 8px;
}

.performance-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-blue);
}

.performance-bar {
  height: 8px;
  background-color: var(--gray-200);
  border-radius: 4px;
  margin-top: 8px;
  overflow: hidden;
}

.performance-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-blue), var(--primary-blue-light));
  border-radius: 4px;
  transition: width var(--transition-slow);
}

/* --------------------------------------------------------------------------
   Mobile Navigation Menu
   -------------------------------------------------------------------------- */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background-color: var(--white);
  box-shadow: var(--shadow-lg);
  padding: 20px;
  z-index: 999;
}

.mobile-nav.active {
  display: block;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-nav-link {
  padding: 14px 20px;
  color: var(--gray-700);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.mobile-nav-link:hover {
  background-color: var(--gray-100);
  color: var(--primary-blue);
}

/* --------------------------------------------------------------------------
   Responsive Styles
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-image-container img {
    width: 300px;
  }

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

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

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

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

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

  .product-hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .product-hero-image {
    order: -1;
  }

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

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

  .pros-cons-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .section {
    padding: 60px 16px;
  }

  .section-title {
    font-size: 2rem;
  }

  .hero-section {
    padding: 60px 16px;
    min-height: auto;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

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

  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
  }

  .featured-products {
    grid-template-columns: 1fr;
  }

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

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

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .comparison-table {
    font-size: 0.85rem;
  }

  .comparison-product-image {
    width: 60px;
    height: 60px;
  }

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

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

  .specs-container {
    grid-template-columns: 1fr;
  }

  .legal-container {
    padding: 30px 20px;
  }

  .legal-title {
    font-size: 1.5rem;
  }

  .product-hero-title {
    font-size: 1.75rem;
  }

  .product-card-pros-cons {
    flex-direction: column;
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .header-inner {
    padding: 0 16px;
  }

  .logo-text-main {
    font-size: 1.1rem;
  }

  .hero-image-container {
    padding: 20px;
  }

  .hero-image-container img {
    width: 250px;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .btn {
    padding: 12px 20px;
    font-size: 0.95rem;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
  }
}

/* --------------------------------------------------------------------------
   Animations
   -------------------------------------------------------------------------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
  .header,
  .footer,
  .back-to-top,
  .btn,
  .mobile-nav {
    display: none !important;
  }

  .main-container {
    padding: 0;
  }

  .section {
    padding: 20px 0;
  }
}

/* --------------------------------------------------------------------------
   Preloader
   -------------------------------------------------------------------------- */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--white);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-blue);
  transition: opacity 0.5s ease;
}

/* --------------------------------------------------------------------------
   Cookies Popup
   -------------------------------------------------------------------------- */
.cookies-popup {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--white);
  padding: 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  z-index: 9998;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  text-align: center;
  border: 1px solid var(--gray-200);
  width: 90%;
  max-width: 400px;
}

.cookies-popup p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--gray-700);
}

.cookies-buttons {
  display: flex;
  gap: 10px;
}

.btn-cookie {
  padding: 8px 16px;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.btn-cookie-accept {
  background-color: var(--success-green);
  color: var(--white);
}

.btn-cookie-accept:hover {
  background-color: #059669;
}

.btn-cookie-reject {
  background-color: var(--gray-200);
  color: var(--gray-700);
}

.btn-cookie-reject:hover {
  background-color: var(--gray-300);
}