/* Tyent UK Website Styles */
:root {
  --primary: #0066b3;
  --primary-dark: #004d86;
  --primary-light: #0099cc;
  --secondary: #00a651;
  --accent: #f7941d;
  --dark: #1a1a2e;
  --text: #333333;
  --text-light: #666666;
  --text-muted: #999999;
  --border: #e0e0e0;
  --bg-light: #f8f9fa;
  --bg-section: #f5f7f9;
  --white: #ffffff;
  --shadow: 0 2px 10px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: all 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Poppins', sans-serif; color: var(--text); line-height: 1.6; background: var(--white); }

/* Typography */
h1, h2, h3, h4, h5, h6 { font-weight: 600; line-height: 1.2; color: var(--dark); }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h3 { font-size: 1.25rem; }
p { margin-bottom: 1rem; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }

/* Layout */
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.centered { text-align: center; }
.section-title { margin-bottom: 1.5rem; }
.section-title.centered { text-align: center; }
.section-title.white { color: var(--white); }
.section-action { text-align: center; margin: 1.5rem 0; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 28px; border-radius: 50px; font-weight: 500; font-size: 0.95rem; cursor: pointer; border: 2px solid transparent; transition: var(--transition); text-decoration: none; }
.btn-primary { background: var(--primary); color: var(--white); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: var(--white); }
.btn-dark { background: var(--dark); color: var(--white); border-color: var(--dark); }
.btn-dark:hover { background: #2a2a4e; border-color: #2a2a4e; color: var(--white); }
.btn-outline { background: transparent; color: var(--dark); border-color: var(--dark); }
.btn-outline:hover { background: var(--dark); color: var(--white); }
.btn-outline-dark { background: transparent; color: var(--dark); border-color: var(--dark); }
.btn-outline-dark:hover { background: var(--dark); color: var(--white); }
.btn-white { background: var(--white); color: var(--dark); border-color: var(--white); }
.btn-white:hover { background: var(--bg-light); }

/* Header */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: var(--white); box-shadow: var(--shadow); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; gap: 20px; }
.logo { display: flex; align-items: center; }
.logo-svg { width: 120px; height: 45px; }
.logo-text { font-family: 'Poppins', sans-serif; font-size: 28px; font-weight: 700; fill: var(--dark); }
.logo-tagline { font-size: 8px; fill: var(--text-light); letter-spacing: 0.5px; }

/* Navigation */
.main-nav { flex: 1; display: flex; justify-content: center; }
.nav-list { display: flex; list-style: none; gap: 5px; }
.nav-item { position: relative; }
.nav-link { display: flex; align-items: center; gap: 4px; padding: 10px 15px; color: var(--text); font-weight: 500; font-size: 0.95rem; }
.nav-link:hover { color: var(--primary); }
.nav-link .chevron { width: 16px; height: 16px; stroke: currentColor; stroke-width: 2; fill: none; }
.dropdown { position: absolute; top: 100%; left: 0; min-width: 200px; background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow-lg); padding: 10px 0; opacity: 0; visibility: hidden; transform: translateY(10px); transition: var(--transition); list-style: none; }
.nav-item:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown li a { display: block; padding: 10px 20px; color: var(--text); font-size: 0.9rem; }
.dropdown li a:hover { background: var(--bg-light); color: var(--primary); }

/* Header Actions */
.header-actions { display: flex; align-items: center; gap: 15px; }
.lang-selector { display: flex; align-items: center; gap: 5px; cursor: pointer; padding: 5px; }
.lang-selector .flag { font-size: 1.2rem; }
.lang-selector .chevron { width: 14px; height: 14px; stroke: var(--text); stroke-width: 2; fill: none; }
.search-box { display: flex; align-items: center; background: var(--bg-light); border-radius: 50px; padding: 6px 12px; }
.search-input { border: none; background: transparent; outline: none; width: 120px; font-size: 0.9rem; }
.search-btn { background: none; border: none; cursor: pointer; padding: 5px; display: flex; }
.search-btn svg { width: 18px; height: 18px; stroke: var(--text-muted); stroke-width: 2; fill: none; }
.cart-btn { position: relative; display: flex; align-items: center; padding: 8px; }
.cart-btn svg { width: 24px; height: 24px; stroke: var(--text); stroke-width: 2; fill: none; }
.cart-count { position: absolute; top: 0; right: 0; background: var(--primary); color: var(--white); font-size: 10px; font-weight: 600; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.account-btn { display: flex; align-items: center; gap: 8px; background: var(--primary); color: var(--white); padding: 8px 16px; border-radius: 50px; font-size: 0.85rem; font-weight: 500; }
.account-btn:hover { background: var(--primary-dark); color: var(--white); }
.account-btn svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 2; fill: none; }
.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 5px; }
.mobile-menu-btn span { display: block; width: 24px; height: 2px; background: var(--dark); transition: var(--transition); }

/* Hero Section */
.hero { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); padding: 120px 0 60px; min-height: 600px; display: flex; align-items: center; }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.hero-content { color: var(--white); }
.hero-title { color: var(--white); margin-bottom: 1rem; }
.hero-subtitle { font-size: 1.1rem; opacity: 0.9; margin-bottom: 2rem; }
.hero-buttons { display: flex; gap: 15px; flex-wrap: wrap; }
.hero .btn-outline { color: var(--white); border-color: var(--white); }
.hero .btn-outline:hover { background: var(--white); color: var(--primary); }
.hero-image { position: relative; display: flex; justify-content: center; }
.hero-product-placeholder { width: 350px; height: 450px; background: linear-gradient(180deg, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0.1) 100%); border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; }
.hero-product-placeholder::after { content: 'UCE-13'; font-size: 2rem; color: rgba(255,255,255,0.5); font-weight: 700; }
.warranty-badge { position: absolute; top: 20px; right: 20px; background: var(--accent); color: var(--white); padding: 15px; border-radius: 50%; width: 90px; height: 90px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; transform: rotate(15deg); }
.warranty-text { font-size: 0.75rem; font-weight: 700; }
.warranty-label { font-size: 0.65rem; }

/* Finance Banner */
.finance-banner { background: var(--accent); color: var(--white); padding: 25px 0; text-align: center; }
.finance-title { font-size: 1.5rem; margin-bottom: 0.5rem; color: var(--white); }
.finance-text { opacity: 0.9; margin: 0; font-size: 0.95rem; }

/* Hydrogen Section */
.hydrogen-section { padding: 80px 0; background: var(--bg-section); }
.hydrogen-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hydrogen-image { position: relative; }
.video-placeholder { background: linear-gradient(135deg, #e8f4f8 0%, #d0e8f0 100%); border-radius: var(--radius-lg); aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; }
.video-placeholder.dark { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); }
.play-button { width: 70px; height: 70px; background: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: var(--shadow-lg); transition: var(--transition); }
.play-button:hover { transform: scale(1.1); }
.play-button svg { width: 24px; height: 24px; fill: var(--primary); margin-left: 4px; }
.play-button.large { width: 90px; height: 90px; }
.play-button.large svg { width: 32px; height: 32px; }
.hydrogen-content p { color: var(--text-light); margin-bottom: 1.5rem; }

/* Products Section */
.products-section { padding: 80px 0; }
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 30px; margin-top: 40px; }

/* Product Card */
.product-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); transition: var(--transition); position: relative; }
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.product-badge { position: absolute; top: 15px; left: 15px; background: var(--primary); color: var(--white); padding: 5px 12px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; z-index: 1; }
.product-wishlist { position: absolute; top: 15px; right: 15px; width: 36px; height: 36px; background: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: var(--shadow); z-index: 1; }
.product-wishlist svg { width: 18px; height: 18px; stroke: var(--text-muted); stroke-width: 2; fill: none; }
.product-wishlist:hover svg { stroke: #e74c3c; fill: #e74c3c; }
.product-image { aspect-ratio: 1; background: var(--bg-light); display: flex; align-items: center; justify-content: center; padding: 20px; }
.product-image img { max-width: 100%; max-height: 100%; object-fit: contain; }
.product-image-placeholder { width: 100%; height: 100%; background: linear-gradient(180deg, #f0f0f0 0%, #e0e0e0 100%); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 0.8rem; }
.product-info { padding: 20px; }
.product-title { font-size: 1rem; font-weight: 600; margin-bottom: 8px; color: var(--dark); }
.product-rating { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.stars { color: #f5c518; font-size: 0.9rem; letter-spacing: 2px; }
.rating-count { color: var(--text-muted); font-size: 0.8rem; }
.product-price { display: flex; align-items: center; gap: 10px; margin-bottom: 15px; }
.price-current { font-size: 1.25rem; font-weight: 700; color: var(--primary); }
.price-original { font-size: 0.9rem; color: var(--text-muted); text-decoration: line-through; }
.product-actions { display: flex; gap: 10px; }
.product-actions .btn { flex: 1; padding: 10px 15px; font-size: 0.85rem; }

/* Testimonials */
.testimonials-section { padding: 80px 0; background: var(--white); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 40px; }
.testimonial-card { background: var(--bg-light); border-radius: var(--radius-lg); overflow: hidden; position: relative; aspect-ratio: 16/10; }
.testimonial-card .play-button { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); }
.testimonial-placeholder { width: 100%; height: 100%; background: linear-gradient(135deg, #1a1a2e 0%, #2a2a4e 100%); display: flex; align-items: center; justify-content: center; }
.testimonial-placeholder::before { content: 'TYENT'; color: rgba(255,255,255,0.2); font-size: 2rem; font-weight: 700; }

/* Benefits Section */
.benefits-section { background: linear-gradient(135deg, var(--secondary) 0%, #00804d 100%); padding: 80px 0; }
.benefits-buttons { text-align: center; margin-bottom: 50px; }
.benefits-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.benefit-card { background: transparent; padding: 25px; text-align: center; color: var(--white); }
.benefit-card.main-image { grid-row: span 2; background: var(--white); border-radius: var(--radius-lg); padding: 20px; display: flex; align-items: center; justify-content: center; }
.benefit-product-placeholder { width: 100%; height: 100%; background: var(--bg-light); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; }
.benefit-product-placeholder::after { content: 'UCE-13'; color: var(--text-muted); font-weight: 700; }
.benefit-icon { font-size: 2.5rem; margin-bottom: 15px; }
.benefit-card h3 { font-size: 0.9rem; font-weight: 700; margin-bottom: 10px; color: var(--white); letter-spacing: 1px; }
.benefit-card p { font-size: 0.85rem; opacity: 0.9; margin: 0; line-height: 1.5; }

/* Counter Top Section */
.countertop-section { padding: 80px 0; }
.countertop-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.countertop-image .product-placeholder { aspect-ratio: 3/4; background: var(--bg-light); border-radius: var(--radius-lg); display: flex; align-items: center; justify-content: center; }
.countertop-image .product-placeholder::after { content: 'Counter Top'; color: var(--text-muted); font-weight: 600; }
.countertop-content p { color: var(--text-light); }

/* Water Types Section */
.water-types-section { padding: 80px 0; background: var(--bg-section); }
.water-types-grid { display: flex; justify-content: center; gap: 15px; margin-top: 40px; flex-wrap: wrap; }
.water-type { display: flex; flex-direction: column; align-items: center; background: linear-gradient(180deg, #0099cc 0%, #0066b3 100%); color: var(--white); padding: 20px 15px; border-radius: var(--radius); min-width: 100px; }
.water-type.neutral { background: linear-gradient(180deg, #7ec8e3 0%, #5fb3d4 100%); }
.water-type.acidic { background: linear-gradient(180deg, #f5a623 0%, #e6941b 100%); }
.water-level { font-size: 1.5rem; font-weight: 700; }
.water-name { font-size: 0.7rem; text-align: center; margin-top: 5px; }

/* Featured Section */
.featured-section { padding: 80px 0; }
.featured-inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.featured-video { border-radius: var(--radius-lg); overflow: hidden; }
.featured-label { display: inline-block; background: var(--primary); color: var(--white); padding: 5px 15px; border-radius: 20px; font-size: 0.8rem; font-weight: 500; margin-bottom: 15px; }
.featured-title { margin-bottom: 1rem; }
.featured-content p { color: var(--text-light); margin-bottom: 1.5rem; }
.featured-features { list-style: none; margin-bottom: 2rem; }
.featured-features li { padding: 8px 0; padding-left: 25px; position: relative; color: var(--text); }
.featured-features li::before { content: '✓'; position: absolute; left: 0; color: var(--secondary); font-weight: 700; }

/* FAQ Section */
.faq-section { padding: 80px 0; background: var(--white); }
.faq-list { max-width: 800px; margin: 40px auto; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question { display: flex; justify-content: space-between; align-items: center; padding: 20px 0; cursor: pointer; font-weight: 500; color: var(--dark); }
.faq-question::after { content: '+'; font-size: 1.5rem; color: var(--text-muted); transition: var(--transition); }
.faq-item.active .faq-question::after { content: '−'; color: var(--primary); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-item.active .faq-answer { max-height: 500px; }
.faq-answer p { padding: 0 0 20px; color: var(--text-light); line-height: 1.7; }

/* Business Section */
.business-section { background: linear-gradient(135deg, var(--dark) 0%, #2a2a4e 100%); padding: 80px 0; }
.business-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.business-content { color: var(--white); }
.business-label { display: inline-block; background: rgba(255,255,255,0.2); color: var(--white); padding: 5px 15px; border-radius: 20px; font-size: 0.8rem; font-weight: 500; margin-bottom: 15px; }
.business-title { color: var(--white); margin-bottom: 1rem; }
.business-content p { opacity: 0.9; margin-bottom: 2rem; }
.business-image .image-placeholder { aspect-ratio: 4/3; background: rgba(255,255,255,0.1); border-radius: var(--radius-lg); }

/* CTA Section */
.cta-section { padding: 80px 0; background: var(--white); }
.cta-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.cta-title { margin-bottom: 0.5rem; }
.cta-content p { color: var(--text-light); margin-bottom: 1.5rem; }
.cta-video { border-radius: var(--radius-lg); overflow: hidden; }

/* Support Banner */
.support-banner { background: var(--primary); color: var(--white); padding: 20px 0; text-align: center; }
.support-banner p { margin: 0; font-size: 1.1rem; }
.support-banner a { color: var(--white); font-weight: 700; text-decoration: underline; }

/* Footer */
.footer { background: var(--white); padding: 60px 0 0; border-top: 1px solid var(--border); }
.footer-inner { display: grid; grid-template-columns: 1fr 2fr; gap: 60px; }
.footer-logo { width: 130px; height: 50px; margin-bottom: 15px; }
.footer-tagline { color: var(--text-light); font-size: 0.9rem; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.footer-col h4 { font-size: 1rem; font-weight: 600; margin-bottom: 20px; color: var(--dark); position: relative; }
.footer-col h4::after { content: ''; position: absolute; bottom: -8px; left: 0; width: 100%; height: 2px; background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%); }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: var(--text-light); font-size: 0.9rem; }
.footer-col a:hover { color: var(--primary); }
.footer-bottom { background: var(--bg-light); padding: 20px 0; margin-top: 40px; }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 15px; }
.footer-bottom p { margin: 0; font-size: 0.85rem; color: var(--text-light); }
.footer-bottom a { color: var(--text-light); }
.social-links { display: flex; gap: 15px; }
.social-links a { width: 36px; height: 36px; background: var(--dark); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.social-links svg { width: 18px; height: 18px; fill: var(--white); stroke: none; }

/* Loading Spinner */
.loading-spinner { width: 40px; height: 40px; border: 3px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin 1s linear infinite; margin: 40px auto; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Page Banner */
.page-banner { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); padding: 120px 0 50px; text-align: center; }
.page-banner h1 { color: var(--white); margin-bottom: 0.5rem; }
.page-banner .breadcrumb { color: rgba(255,255,255,0.8); }
.page-banner .breadcrumb a { color: rgba(255,255,255,0.8); }
.page-banner .breadcrumb a:hover { color: var(--white); }

/* Shop Page */
.shop-layout { display: grid; grid-template-columns: 250px 1fr; gap: 40px; padding: 60px 0; }
.shop-filters { background: var(--white); padding: 25px; border-radius: var(--radius-lg); box-shadow: var(--shadow); height: fit-content; position: sticky; top: 90px; }
.filter-section { margin-bottom: 25px; }
.filter-section h4 { font-size: 0.95rem; margin-bottom: 15px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.filter-option { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; cursor: pointer; }
.filter-option input { width: 18px; height: 18px; accent-color: var(--primary); }
.shop-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; flex-wrap: wrap; gap: 15px; }
.results-count { color: var(--text-light); }
.sort-select { padding: 10px 15px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--white); font-size: 0.9rem; }

/* Contact Page */
.contact-section { padding: 60px 0; }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-form { background: var(--white); padding: 40px; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 500; color: var(--text); }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 12px 15px; border: 1px solid var(--border); border-radius: var(--radius); font-size: 0.95rem; font-family: inherit; transition: var(--transition); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,102,179,0.1); }
.form-group textarea { min-height: 120px; resize: vertical; }
.phone-input { display: flex; gap: 10px; }
.phone-input select { width: 100px; flex-shrink: 0; }
.checkbox-group { display: flex; align-items: flex-start; gap: 10px; }
.checkbox-group input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--primary); }
.contact-map { border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-light); min-height: 400px; }
.contact-map iframe { width: 100%; height: 100%; border: none; }

/* FAQ Page */
.faq-page-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; max-width: 1000px; margin: 0 auto; }
.faq-search { max-width: 400px; margin: 0 auto 40px; }
.faq-search input { width: 100%; padding: 15px 20px; border: 1px solid var(--border); border-radius: 50px; font-size: 1rem; }

/* Reviews Page */
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.review-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.review-video { aspect-ratio: 16/9; background: var(--dark); position: relative; display: flex; align-items: center; justify-content: center; }
.review-info { padding: 20px; }
.review-title { font-size: 0.95rem; font-weight: 500; margin-bottom: 10px; color: var(--dark); }
.review-meta { display: flex; gap: 15px; color: var(--text-muted); font-size: 0.85rem; }

/* News Page */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.news-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.news-image { aspect-ratio: 16/10; background: var(--bg-light); overflow: hidden; }
.news-image img { width: 100%; height: 100%; object-fit: cover; }
.news-content { padding: 20px; }
.news-title { font-size: 1.05rem; font-weight: 600; margin-bottom: 10px; color: var(--dark); }
.news-meta { display: flex; gap: 15px; color: var(--text-muted); font-size: 0.85rem; margin-bottom: 15px; }
.news-link { color: var(--primary); font-weight: 500; font-size: 0.9rem; }

/* Filter Chips */
.filter-chips { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 30px; }
.filter-chip { display: flex; align-items: center; gap: 8px; padding: 8px 15px; background: var(--white); border: 1px solid var(--border); border-radius: 50px; font-size: 0.85rem; cursor: pointer; transition: var(--transition); }
.filter-chip:hover, .filter-chip.active { background: var(--primary); color: var(--white); border-color: var(--primary); }
.filter-chip .close { font-size: 1rem; }

/* Responsive */
@media (max-width: 1024px) {
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
  .benefit-card.main-image { grid-row: span 1; grid-column: span 2; max-height: 300px; }
  .shop-layout { grid-template-columns: 1fr; }
  .shop-filters { position: static; }
}

@media (max-width: 768px) {
  .header-inner { padding: 0 15px; }
  .main-nav { display: none; position: fixed; top: 70px; left: 0; right: 0; background: var(--white); padding: 20px; box-shadow: var(--shadow-lg); }
  .main-nav.active { display: block; }
  .nav-list { flex-direction: column; }
  .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; padding-left: 20px; }
  .header-actions .search-box, .header-actions .lang-selector, .account-btn span { display: none; }
  .mobile-menu-btn { display: flex; }
  .hero-inner, .hydrogen-inner, .countertop-inner, .featured-inner, .business-inner, .cta-inner, .contact-inner { grid-template-columns: 1fr; }
  .hero { padding: 100px 0 40px; min-height: auto; }
  .hero-image { order: -1; }
  .products-grid, .testimonials-grid, .reviews-grid, .news-grid { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .benefit-card.main-image { grid-column: span 1; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr; }
  .faq-page-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}