:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --bg-dark: #0f172a;
  --bg-light: #f8fafc;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --radius-lg: 16px;
  --radius-md: 8px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-main);
  background-color: #ffffff;
  line-height: 1.6;
}

/* Age Verification Modal */
.age-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}

.age-box {
  background: white;
  padding: 40px;
  border-radius: var(--radius-lg);
  max-width: 450px;
  width: 100%;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.age-box h2 {
  font-size: 24px;
  margin-bottom: 12px;
}

.age-box p {
  color: var(--text-muted);
  font-size: 15px;
  margin-bottom: 12px;
}

.age-buttons {
  display: flex;
  gap: 12px;
  margin-top: 25px;
}

.age-buttons button {
  flex: 1;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: var(--primary);
  color: white;
  border: none;
}

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.btn-outline:hover {
  background: var(--bg-light);
}

/* Announcement Bar */
.announcement {
  background: var(--bg-dark);
  color: white;
  display: flex;
  justify-content: center;
  gap: 35px;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 500;
}

.announcement div {
  display: flex;
  align-items: center;
  gap: 8px;
}

.announcement svg {
  width: 16px;
  height: 16px;
}

/* Navbar */
.navbar {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  background: white;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.logo img {
  height: 48px;
  width: auto;
  display: block;
}

nav {
  display: flex;
  gap: 30px;
}

nav a {
  text-decoration: none;
  color: var(--text-main);
  font-weight: 500;
  font-size: 15px;
  transition: var(--transition);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 15px;
}

.cart {
  position: relative;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-main);
  display: flex;
  align-items: center;
  text-decoration: none;
}

.cart svg, .menu svg {
  width: 24px;
  height: 24px;
}

#cartCount {
  position: absolute;
  top: -8px;
  right: -10px;
  background: var(--primary);
  color: white;
  font-size: 11px;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.menu {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-main);
}

/* Hero Section */
.hero {
  height: 620px;
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 60px;
  background: url("hero.png") center/cover no-repeat;
  color: white;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
}

.hero-content {
  position: relative;
  max-width: 650px;
}

.hero h1 {
  font-size: 46px;
  line-height: 1.2;
  margin-bottom: 20px;
  font-weight: 700;
}

.hero p {
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 30px;
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  gap: 15px;
}

.hero-buttons a {
  padding: 14px 28px;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.btn-secondary {
  border: 2px solid white;
  color: white;
  background: transparent;
}

.btn-secondary:hover {
  background: white;
  color: var(--bg-dark);
}

/* Section Common Headers */
.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 45px;
}

.section-header h2 {
  font-size: 32px;
  margin-bottom: 12px;
  color: var(--bg-dark);
}

.section-header p {
  color: var(--text-muted);
}

/* Products Grid */
.featured-products, .collection-section {
  padding: 80px 40px;
}

.best-section {
  background: var(--bg-light);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.product-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.03);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.product-image {
  height: 280px;
  overflow: hidden;
  background: #f1f5f9;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/5;
}

.product-content {
  padding: 24px;
}

.product-content h3 {
  font-size: 18px;
  margin-bottom: 12px;
}

.product-meta span {
  display: inline-block;
  background: #eff6ff;
  color: var(--primary);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.price {
  font-size: 22px;
  font-weight: 700;
  margin: 15px 0;
  color: var(--bg-dark);
}

.product-actions {
  display: flex;
  gap: 10px;
}

.product-actions a, .product-actions button {
  flex: 1;
  padding: 12px;
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.product-actions a {
  background: var(--bg-dark);
  color: white;
  text-decoration: none;
}

.product-actions a:hover {
  background: #1e293b;
}

.product-actions button {
  background: var(--primary);
  color: white;
  border: none;
}

.product-actions button:hover {
  background: var(--primary-hover);
}

/* Lab Section */
.lab-section {
  padding: 80px 40px;
  background: var(--bg-light);
}

.lab-container {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.lab-image img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.lab-content h2 {
  font-size: 36px;
  margin-bottom: 20px;
}

.lab-content > p {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 30px;
}

.lab-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 35px;
}

.lab-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.lab-feature svg {
  width: 32px;
  height: 32px;
  color: var(--primary);
  flex-shrink: 0;
}

.lab-feature h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

.lab-feature p {
  color: var(--text-muted);
  font-size: 14px;
}

.lab-button {
  display: inline-block;
  padding: 14px 28px;
  background: var(--bg-dark);
  color: white;
  text-decoration: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: var(--transition);
}

.lab-button:hover {
  background: #1e293b;
}

/* Why Choose Us */
.why-section {
  padding: 80px 40px;
  background: white;
}

.why-grid {
  max-width: 1200px;
  margin: auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.why-card {
  padding: 35px 25px;
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  text-align: center;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.why-card:hover {
  transform: translateY(-6px);
}

.why-card svg {
  width: 40px;
  height: 40px;
  color: var(--primary);
  margin-bottom: 15px;
}

.why-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.why-card p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* Customer Reviews */
.reviews-section {
  padding: 80px 40px;
  background: var(--bg-light);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  max-width: 1200px;
  margin: 0 auto;
}

.review-card {
  background: white;
  padding: 30px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.03);
}

.stars {
  display: flex;
  gap: 4px;
  margin-bottom: 15px;
}

.stars svg {
  width: 18px;
  height: 18px;
  color: #f59e0b;
  fill: #f59e0b;
}

.review-card p {
  color: var(--text-main);
  margin-bottom: 20px;
  font-size: 15px;
}

.customer h4 {
  font-size: 16px;
  margin-bottom: 2px;
}

.customer span {
  font-size: 13px;
  color: var(--text-muted);
}

/* Customer Experiences */
.experience-section {
  padding: 80px 40px;
  background: white;
}

.experience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  max-width: 1200px;
  margin: 0 auto;
}

.experience-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-light);
  border: 1px solid var(--border-color);
}

.experience-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.experience-content {
  padding: 20px;
}

.experience-content h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.experience-content p {
  color: var(--text-muted);
  font-size: 14px;
}

.experience-note {
  max-width: 1200px;
  margin: 35px auto 0;
  display: flex;
  align-items: center;
  gap: 12px;
  background: #eff6ff;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 14px;
}

.experience-note svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
  flex-shrink: 0;
}

/* FAQ Accordion */
.faq-section {
  padding: 80px 40px;
  background: var(--bg-light);
}

.faq-container {
  max-width: 800px;
  margin: auto;
}

.faq-item {
  background: white;
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px;
  background: none;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 16px;
  cursor: pointer;
  font-weight: 600;
  color: var(--text-main);
  text-align: left;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-answer p {
  padding: 0 20px 20px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 200px;
}

.faq-item.active svg {
  transform: rotate(180deg);
}

.faq-question svg {
  transition: transform 0.3s ease;
  width: 20px;
  height: 20px;
}

/* CTA Section */
.cta {
  position: relative;
  padding: 100px 40px;
  background: url("../assets/images/cta-bg.jpg") center/cover no-repeat;
  text-align: center;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.8);
}

.cta-content {
  position: relative;
  max-width: 650px;
  margin: auto;
  color: white;
}

.cta h2 {
  font-size: 38px;
  margin-bottom: 16px;
}

.cta p {
  font-size: 17px;
  margin-bottom: 30px;
  opacity: 0.9;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
}

/* =====================================
   BEFORE & AFTER / RESULTS SECTION
   ===================================== */
.results-section {
  padding: 80px 40px;
  background: white;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.result-card {
  background: var(--bg-light, #f8fafc);
  border: 1px solid var(--border-color, #e2e8f0);
  border-radius: var(--radius-lg, 16px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.result-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--border-color, #e2e8f0);
}

.img-wrapper {
  position: relative;
  height: 220px;
  overflow: hidden;
}

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

.img-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(15, 23, 42, 0.8);
  color: white;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  border-radius: 4px;
  text-transform: uppercase;
}

.img-badge.success {
  background: #10b981;
}

.result-details {
  padding: 24px;
}

.result-details h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--bg-dark, #0f172a);
}

.result-details p {
  color: var(--text-muted, #64748b);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 15px;
}

.result-meta {
  display: flex;
  gap: 15px;
}

.result-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary, #2563eb);
}

.result-meta svg {
  width: 16px;
  height: 16px;
}

/* =====================================
   REVIEWS & TESTIMONIALS
   ===================================== */
.reviews-section {
  padding: 80px 40px;
  background: var(--bg-light, #f8fafc);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  max-width: 1200px;
  margin: 0 auto;
}

.review-card {
  background: white;
  padding: 30px;
  border-radius: var(--radius-lg, 16px);
  border: 1px solid var(--border-color, #e2e8f0);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.02);
}

.stars {
  display: flex;
  gap: 4px;
  margin-bottom: 15px;
}

.stars svg {
  width: 18px;
  height: 18px;
  color: #f59e0b;
  fill: #f59e0b;
}

.review-card p {
  color: var(--text-main, #1e293b);
  margin-bottom: 20px;
  font-size: 15px;
  line-height: 1.6;
}

.customer h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--bg-dark, #0f172a);
}

.customer span {
  font-size: 13px;
  color: var(--text-muted, #64748b);
}

/* Mobile Breakpoints */
@media (max-width: 900px) {
  .results-grid,
  .reviews-grid {
    grid-template-columns: 1fr;
  }
}