/* ========================================
   NexusAI - AI Hardware Store
   Style: Premium Dark - Inspired by Plaud/Birdfy/Govee
   ======================================== */
:root {
  --clr-primary: #6C63FF;
  --clr-primary-dark: #5A52E0;
  --clr-secondary: #00D4AA;
  --clr-accent: #FF6B9D;
  --clr-gradient-1: linear-gradient(135deg, #6C63FF 0%, #00D4AA 100%);
  --clr-gradient-2: linear-gradient(135deg, #FF6B9D 0%, #6C63FF 50%, #00D4AA 100%);
  --clr-bg: #0A0A1A;
  --clr-bg-2: #12122A;
  --clr-bg-3: #1A1A3E;
  --clr-surface: #1E1E42;
  --clr-surface-hover: #28285A;
  --clr-border: rgba(108, 99, 255, 0.15);
  --clr-text: #E8E8F0;
  --clr-text-2: #A0A0C0;
  --clr-text-3: #6A6A8A;
  --clr-white: #FFFFFF;
  --clr-success: #00D4AA;
  --clr-warning: #FFB347;
  --clr-error: #FF4757;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 40px rgba(108, 99, 255, 0.2);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Space Grotesk', 'Inter', sans-serif;
  --container: 1280px;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--clr-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--clr-secondary); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 600; line-height: 1.3; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-title { text-align: center; margin-bottom: 60px; }
.section-title h2 { font-size: 2.5rem; font-weight: 700; margin-bottom: 16px; background: var(--clr-gradient-2); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.section-title p { font-size: 1.1rem; color: var(--clr-text-2); max-width: 600px; margin: 0 auto; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: 50px; border: none;
  font-family: var(--font-body); font-size: 0.95rem; font-weight: 600;
  cursor: pointer; transition: var(--transition); text-decoration: none;
}
.btn-primary { background: var(--clr-gradient-1); color: var(--clr-white); box-shadow: 0 4px 20px rgba(108, 99, 255, 0.3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(108, 99, 255, 0.5); color: var(--clr-white); }
.btn-secondary { background: transparent; color: var(--clr-text); border: 1px solid var(--clr-border); }
.btn-secondary:hover { border-color: var(--clr-primary); color: var(--clr-primary); }
.btn-sm { padding: 8px 20px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.1rem; }
.glass {
  background: rgba(30, 30, 66, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
}
.gradient-text {
  background: var(--clr-gradient-2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(10, 10, 26, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--clr-border);
  transition: var(--transition);
}
.navbar.scrolled { background: rgba(10, 10, 26, 0.95); box-shadow: 0 4px 30px rgba(0,0,0,0.5); }
.navbar .container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.navbar-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700; color: var(--clr-white); text-decoration: none; }
.navbar-brand:hover { color: var(--clr-white); }
.navbar-brand .logo-icon { width: 36px; height: 36px; border-radius: 10px; background: var(--clr-gradient-1); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
.navbar-links { display: flex; align-items: center; gap: 8px; }
.navbar-links a {
  padding: 8px 16px; border-radius: 50px; color: var(--clr-text-2);
  font-size: 0.9rem; font-weight: 500; transition: var(--transition);
  position: relative;
}
.navbar-links a:hover, .navbar-links a.active { color: var(--clr-white); background: rgba(108, 99, 255, 0.1); }
.navbar-actions { display: flex; align-items: center; gap: 12px; }
.navbar-actions .icon-btn {
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--clr-border);
  background: transparent; color: var(--clr-text); display: flex;
  align-items: center; justify-content: center; cursor: pointer;
  transition: var(--transition); position: relative; font-size: 1.1rem;
}
.navbar-actions .icon-btn:hover { border-color: var(--clr-primary); color: var(--clr-primary); }
.cart-badge {
  position: absolute; top: -4px; right: -4px; width: 18px; height: 18px;
  border-radius: 50%; background: var(--clr-accent); color: var(--clr-white);
  font-size: 0.65rem; font-weight: 700; display: flex; align-items: center; justify-content: center;
}
.mobile-toggle { display: none; background: none; border: none; color: var(--clr-text); font-size: 1.5rem; cursor: pointer; }
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; overflow: hidden; padding-top: 72px;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(108, 99, 255, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(0, 212, 170, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(255, 107, 157, 0.08) 0%, transparent 50%);
}
.hero-grid { position: absolute; inset: 0; z-index: 0; background-image: linear-gradient(rgba(108, 99, 255, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(108, 99, 255, 0.03) 1px, transparent 1px); background-size: 60px 60px; }
.hero-content { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; padding: 80px 0; }
.hero-text h1 { font-size: 4rem; font-weight: 800; line-height: 1.1; margin-bottom: 24px; }
.hero-text p { font-size: 1.2rem; color: var(--clr-text-2); line-height: 1.8; margin-bottom: 36px; max-width: 540px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-center-product { width: 220px; height: 220px; border-radius: 50%; background: var(--clr-gradient-1); display: flex; align-items: center; justify-content: center; box-shadow: 0 0 80px rgba(108, 99, 255, 0.3); animation: pulse-glow 3s ease-in-out infinite; position: relative; z-index: 2; }
.hero-center-product span { font-size: 3rem; color: white; }
@keyframes pulse-glow { 0%, 100% { box-shadow: 0 0 40px rgba(108, 99, 255, 0.3); } 50% { box-shadow: 0 0 80px rgba(108, 99, 255, 0.5), 0 0 120px rgba(0, 212, 170, 0.2); } }
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.product-card { background: var(--clr-surface); border-radius: var(--radius-md); border: 1px solid var(--clr-border); overflow: hidden; transition: var(--transition); cursor: pointer; position: relative; }
.product-card:hover { transform: translateY(-8px); border-color: var(--clr-primary); box-shadow: var(--shadow-glow); }
.product-card-image { position: relative; aspect-ratio: 4/3; overflow: hidden; background: var(--clr-bg-2); display: flex; align-items: center; justify-content: center; }
.product-card-image .product-badge { position: absolute; top: 12px; left: 12px; z-index: 2; padding: 4px 12px; border-radius: 50px; font-size: 0.75rem; font-weight: 600; }
.badge-new { background: var(--clr-secondary); color: var(--clr-bg); }
.badge-hot { background: var(--clr-accent); color: var(--clr-white); }
.badge-coming { background: var(--clr-warning); color: var(--clr-bg); }
.product-card-image .product-img-icon { font-size: 4rem; color: var(--clr-text-3); transition: var(--transition); }
.product-card:hover .product-img-icon { transform: scale(1.1); color: var(--clr-primary); }
.product-card-image .product-hover-overlay { position: absolute; inset: 0; background: rgba(10, 10, 26, 0.7); display: flex; align-items: center; justify-content: center; opacity: 0; transition: var(--transition); }
.product-card:hover .product-hover-overlay { opacity: 1; }
.product-card-body { padding: 20px; }
.product-card-body .product-category { font-size: 0.75rem; color: var(--clr-primary); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; margin-bottom: 8px; }
.product-card-body h3 { font-size: 1.15rem; margin-bottom: 8px; }
.product-card-body p { font-size: 0.9rem; color: var(--clr-text-2); margin-bottom: 16px; line-height: 1.5; }
.product-card-footer { display: flex; align-items: center; justify-content: space-between; }
.product-price { font-size: 1.3rem; font-weight: 700; color: var(--clr-white); }
.product-price .original { font-size: 0.9rem; color: var(--clr-text-3); text-decoration: line-through; margin-left: 8px; }
.product-detail { padding: 120px 0 60px; }
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.product-gallery { position: sticky; top: 100px; align-self: start; }
.product-gallery-main { aspect-ratio: 1; background: var(--clr-bg-2); border-radius: var(--radius-md); border: 1px solid var(--clr-border); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; overflow: hidden; }
.product-gallery-main .gallery-icon { font-size: 8rem; color: var(--clr-text-3); }
.product-gallery-thumbs { display: flex; gap: 12px; }
.product-gallery-thumbs .thumb { width: 80px; height: 80px; border-radius: var(--radius-sm); border: 2px solid var(--clr-border); background: var(--clr-bg-2); display: flex; align-items: center; justify-content: center; cursor: pointer; transition: var(--transition); }
.product-gallery-thumbs .thumb.active { border-color: var(--clr-primary); }
.product-gallery-thumbs .thumb i { font-size: 1.5rem; color: var(--clr-text-3); }
.product-info h1 { font-size: 2rem; margin-bottom: 12px; }
.product-info .rating-stars { display: flex; align-items: center; gap: 4px; margin-bottom: 16px; }
.product-info .rating-stars i { color: #FFB800; }
.product-info .rating-stars span { color: var(--clr-text-2); font-size: 0.9rem; margin-left: 8px; }
.product-info .price-section { margin: 24px 0; padding: 20px; background: var(--clr-surface); border-radius: var(--radius-md); }
.product-info .price-section .current-price { font-size: 2rem; font-weight: 700; color: var(--clr-white); }
.product-info .price-section .original-price { font-size: 1.1rem; color: var(--clr-text-3); text-decoration: line-through; margin-left: 12px; }
.product-info .price-section .save-badge { display: inline-block; padding: 2px 10px; border-radius: 50px; background: rgba(0, 212, 170, 0.15); color: var(--clr-secondary); font-size: 0.8rem; font-weight: 600; margin-left: 12px; }
.product-info .key-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 24px 0; }
.product-info .key-specs .spec-item { padding: 12px; background: var(--clr-surface); border-radius: var(--radius-sm); }
.product-info .key-specs .spec-item .label { font-size: 0.75rem; color: var(--clr-text-3); text-transform: uppercase; letter-spacing: 1px; }
.product-info .key-specs .spec-item .value { font-size: 0.95rem; color: var(--clr-text); margin-top: 4px; }
.product-info .qty-selector { display: flex; align-items: center; gap: 12px; margin: 24px 0; }
.product-info .qty-selector button { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--clr-border); background: transparent; color: var(--clr-text); font-size: 1.2rem; cursor: pointer; transition: var(--transition); }
.product-info .qty-selector button:hover { border-color: var(--clr-primary); }
.product-info .qty-selector .qty { font-size: 1.2rem; font-weight: 600; min-width: 40px; text-align: center; }
.product-info .action-buttons { display: flex; gap: 12px; margin: 24px 0; }
.product-info .action-buttons .btn { flex: 1; justify-content: center; }
.product-description { margin-top: 40px; padding-top: 40px; border-top: 1px solid var(--clr-border); }
.product-description h2 { font-size: 1.5rem; margin-bottom: 20px; }
.product-description p { color: var(--clr-text-2); line-height: 1.8; margin-bottom: 16px; }
.product-description .specs-table { width: 100%; border-collapse: collapse; margin-top: 24px; }
.product-description .specs-table tr { border-bottom: 1px solid var(--clr-border); }
.product-description .specs-table td { padding: 12px 16px; font-size: 0.9rem; }
.product-description .specs-table td:first-child { color: var(--clr-text-3); font-weight: 500; width: 200px; }
.product-description .specs-table td:last-child { color: var(--clr-text); }
.faq-section { max-width: 800px; margin: 0 auto; }
.faq-search { margin-bottom: 32px; }
.faq-search input { width: 100%; padding: 16px 24px; border-radius: 50px; background: var(--clr-surface); border: 1px solid var(--clr-border); color: var(--clr-text); font-size: 1rem; font-family: var(--font-body); transition: var(--transition); }
.faq-search input:focus { outline: none; border-color: var(--clr-primary); box-shadow: 0 0 20px rgba(108, 99, 255, 0.15); }
.faq-search input::placeholder { color: var(--clr-text-3); }
.faq-item { background: var(--clr-surface); border-radius: var(--radius-md); border: 1px solid var(--clr-border); margin-bottom: 12px; overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: rgba(108, 99, 255, 0.3); }
.faq-question { padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; cursor: pointer; font-weight: 600; font-size: 1rem; transition: var(--transition); }
.faq-question:hover { color: var(--clr-primary); }
.faq-question i { transition: var(--transition); font-size: 0.8rem; color: var(--clr-text-3); }
.faq-item.active .faq-question i { transform: rotate(180deg); color: var(--clr-primary); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; padding: 0 24px; }
.faq-item.active .faq-answer { max-height: 300px; padding: 0 24px 20px; }
.faq-answer p { color: var(--clr-text-2); font-size: 0.95rem; line-height: 1.7; }
.community-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 40px; flex-wrap: wrap; gap: 16px; }
.community-topics .topic-card { background: var(--clr-surface); border-radius: var(--radius-md); border: 1px solid var(--clr-border); padding: 24px; margin-bottom: 16px; transition: var(--transition); }
.community-topics .topic-card:hover { border-color: var(--clr-primary); }
.topic-card .topic-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; }
.topic-card .topic-meta { display: flex; gap: 20px; font-size: 0.85rem; color: var(--clr-text-3); }
.topic-card .topic-meta i { margin-right: 4px; }
.topic-card .topic-preview { color: var(--clr-text-2); font-size: 0.9rem; margin: 12px 0 16px; }
.topic-card .topic-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.topic-card .topic-tags span { padding: 2px 10px; border-radius: 50px; background: rgba(108, 99, 255, 0.1); color: var(--clr-primary); font-size: 0.75rem; }
.whitepaper-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; }
.whitepaper-card { background: var(--clr-surface); border-radius: var(--radius-md); border: 1px solid var(--clr-border); padding: 32px; transition: var(--transition); }
.whitepaper-card:hover { border-color: var(--clr-primary); transform: translateY(-4px); }
.whitepaper-card .wp-icon { font-size: 2.5rem; margin-bottom: 16px; color: var(--clr-primary); }
.whitepaper-card h3 { font-size: 1.2rem; margin-bottom: 12px; }
.whitepaper-card p { color: var(--clr-text-2); font-size: 0.9rem; line-height: 1.6; margin-bottom: 20px; }
.whitepaper-card .wp-meta { display: flex; justify-content: space-between; align-items: center; font-size: 0.85rem; color: var(--clr-text-3); }
.cart-overlay { position: fixed; inset: 0; z-index: 2000; background: rgba(0,0,0,0.6); opacity: 0; pointer-events: none; transition: var(--transition); }
.cart-overlay.open { opacity: 1; pointer-events: all; }
.cart-drawer { position: fixed; top: 0; right: 0; bottom: 0; width: 420px; max-width: 90vw; background: var(--clr-bg-2); z-index: 2001; border-left: 1px solid var(--clr-border); transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1); display: flex; flex-direction: column; }
.cart-drawer.open { transform: translateX(0); }
.cart-drawer-header { padding: 24px; border-bottom: 1px solid var(--clr-border); display: flex; justify-content: space-between; align-items: center; }
.cart-drawer-header h3 { font-size: 1.3rem; }
.cart-drawer-header button { background: none; border: none; color: var(--clr-text-2); font-size: 1.5rem; cursor: pointer; }
.cart-drawer-items { flex: 1; overflow-y: auto; padding: 24px; }
.cart-item { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--clr-border); }
.cart-item-image { width: 64px; height: 64px; border-radius: var(--radius-sm); background: var(--clr-bg-3); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.cart-item-image i { font-size: 1.5rem; color: var(--clr-text-3); }
.cart-item-info { flex: 1; }
.cart-item-info h4 { font-size: 0.95rem; margin-bottom: 4px; }
.cart-item-info p { font-size: 0.85rem; color: var(--clr-text-2); }
.cart-item-actions { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.cart-item-actions button { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--clr-border); background: transparent; color: var(--clr-text); cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 0.75rem; }
.cart-item-actions .item-qty { font-size: 0.9rem; font-weight: 600; min-width: 24px; text-align: center; }
.cart-item-actions .remove-btn { color: var(--clr-error); border-color: rgba(255, 71, 87, 0.3); }
.cart-drawer-footer { padding: 24px; border-top: 1px solid var(--clr-border); }
.cart-total { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.cart-total span:first-child { color: var(--clr-text-2); }
.cart-total .total-amount { font-size: 1.5rem; font-weight: 700; }
.cart-checkout-btn { width: 100%; padding: 16px; justify-content: center; }
.auth-modal { position: fixed; inset: 0; z-index: 3000; background: rgba(0,0,0,0.7); display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: var(--transition); }
.auth-modal.open { opacity: 1; pointer-events: all; }
.auth-modal-content { background: var(--clr-bg-2); border-radius: var(--radius-lg); border: 1px solid var(--clr-border); padding: 40px; width: 440px; max-width: 90vw; position: relative; transform: translateY(20px); transition: transform 0.4s ease; }
.auth-modal.open .auth-modal-content { transform: translateY(0); }
.auth-modal-content .close-btn { position: absolute; top: 16px; right: 16px; background: none; border: none; color: var(--clr-text-2); font-size: 1.5rem; cursor: pointer; }
.auth-modal-content h2 { font-size: 1.5rem; margin-bottom: 8px; }
.auth-modal-content .subtitle { color: var(--clr-text-2); margin-bottom: 32px; }
.auth-modal-content .form-group { margin-bottom: 20px; }
.auth-modal-content .form-group label { display: block; font-size: 0.9rem; font-weight: 500; margin-bottom: 8px; color: var(--clr-text); }
.auth-modal-content .form-group input { width: 100%; padding: 14px 16px; border-radius: var(--radius-sm); background: var(--clr-surface); border: 1px solid var(--clr-border); color: var(--clr-text); font-size: 1rem; font-family: var(--font-body); transition: var(--transition); }
.auth-modal-content .form-group input:focus { outline: none; border-color: var(--clr-primary); }
.auth-modal-content .btn { width: 100%; justify-content: center; padding: 14px; }
.auth-switch { text-align: center; margin-top: 20px; font-size: 0.9rem; color: var(--clr-text-2); }
.auth-switch a { color: var(--clr-primary); cursor: pointer; }
.newsletter-section { background: var(--clr-surface); border-radius: var(--radius-lg); padding: 60px; text-align: center; margin: 60px 0; border: 1px solid var(--clr-border); position: relative; overflow: hidden; }
.newsletter-section::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at center, rgba(108, 99, 255, 0.08) 0%, transparent 70%); }
.newsletter-section h2 { font-size: 2rem; margin-bottom: 12px; position: relative; }
.newsletter-section p { color: var(--clr-text-2); margin-bottom: 32px; position: relative; }
.newsletter-form { display: flex; gap: 12px; max-width: 500px; margin: 0 auto; position: relative; }
.newsletter-form input { flex: 1; padding: 14px 20px; border-radius: 50px; background: var(--clr-bg); border: 1px solid var(--clr-border); color: var(--clr-text); font-size: 1rem; font-family: var(--font-body); }
.newsletter-form input:focus { outline: none; border-color: var(--clr-primary); }
.categories-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; }
.category-card { background: var(--clr-surface); border-radius: var(--radius-md); border: 1px solid var(--clr-border); padding: 32px 24px; text-align: center; transition: var(--transition); cursor: pointer; }
.category-card:hover { border-color: var(--clr-primary); transform: translateY(-4px); box-shadow: var(--shadow-glow); }
.category-card i { font-size: 2.5rem; color: var(--clr-primary); margin-bottom: 12px; }
.category-card h3 { font-size: 1rem; margin-bottom: 4px; }
.category-card p { font-size: 0.8rem; color: var(--clr-text-3); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { background: var(--clr-surface); border-radius: var(--radius-md); border: 1px solid var(--clr-border); padding: 40px; text-align: center; transition: var(--transition); }
.feature-card:hover { border-color: var(--clr-primary); transform: translateY(-4px); }
.feature-card .feature-icon { width: 64px; height: 64px; border-radius: 50%; background: rgba(108, 99, 255, 0.1); display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 1.5rem; color: var(--clr-primary); }
.feature-card h3 { font-size: 1.1rem; margin-bottom: 12px; }
.feature-card p { font-size: 0.9rem; color: var(--clr-text-2); line-height: 1.6; }
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 24px; }
.testimonial-card { background: var(--clr-surface); border-radius: var(--radius-md); border: 1px solid var(--clr-border); padding: 32px; }
.testimonial-card .stars { color: #FFB800; margin-bottom: 16px; }
.testimonial-card blockquote { color: var(--clr-text-2); font-size: 0.95rem; line-height: 1.7; margin-bottom: 20px; font-style: italic; }
.testimonial-card .author { display: flex; align-items: center; gap: 12px; }
.testimonial-card .author-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--clr-gradient-1); display: flex; align-items: center; justify-content: center; color: white; font-weight: 700; font-size: 0.9rem; }
.testimonial-card .author-name { font-weight: 600; font-size: 0.9rem; }
.testimonial-card .author-title { font-size: 0.8rem; color: var(--clr-text-3); }
.footer { background: var(--clr-bg-2); border-top: 1px solid var(--clr-border); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand p { color: var(--clr-text-2); font-size: 0.9rem; line-height: 1.7; max-width: 360px; margin-top: 16px; }
.footer-column h4 { font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 20px; color: var(--clr-text); }
.footer-column ul li { margin-bottom: 12px; }
.footer-column ul li a { color: var(--clr-text-2); font-size: 0.9rem; }
.footer-column ul li a:hover { color: var(--clr-primary); }
.footer-bottom { margin-top: 40px; padding: 24px 0; border-top: 1px solid var(--clr-border); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-bottom p { color: var(--clr-text-3); font-size: 0.85rem; }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { color: var(--clr-text-3); font-size: 0.85rem; }
.footer-bottom-links a:hover { color: var(--clr-primary); }
.footer-social { display: flex; gap: 12px; }
.footer-social a { width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--clr-border); display: flex; align-items: center; justify-content: center; color: var(--clr-text-2); font-size: 0.9rem; transition: var(--transition); }
.footer-social a:hover { border-color: var(--clr-primary); color: var(--clr-primary); }
.page-header { padding: 120px 0 60px; text-align: center; position: relative; overflow: hidden; }
.page-header-bg { position: absolute; inset: 0; background: radial-gradient(ellipse at 50% 0%, rgba(108, 99, 255, 0.1) 0%, transparent 60%); }
.page-header h1 { font-size: 3rem; font-weight: 700; margin-bottom: 16px; position: relative; }
.page-header p { color: var(--clr-text-2); font-size: 1.1rem; position: relative; }
.legal-content { max-width: 800px; margin: 0 auto; padding: 40px 0; }
.legal-content h2 { font-size: 1.5rem; margin: 40px 0 16px; }
.legal-content h3 { font-size: 1.2rem; margin: 32px 0 12px; }
.legal-content p { color: var(--clr-text-2); line-height: 1.8; margin-bottom: 16px; }
.legal-content ul { padding-left: 24px; margin-bottom: 16px; }
.legal-content ul li { color: var(--clr-text-2); line-height: 1.8; list-style: disc; margin-bottom: 8px; }
.toast { position: fixed; bottom: 24px; right: 24px; z-index: 5000; background: var(--clr-surface); border: 1px solid var(--clr-border); border-radius: var(--radius-md); padding: 16px 24px; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 12px; transform: translateY(100px); opacity: 0; transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); }
.toast.show { transform: translateY(0); opacity: 1; }
.toast i { font-size: 1.2rem; }
.toast.success i { color: var(--clr-success); }
.mobile-menu { position: fixed; inset: 0; z-index: 1500; background: var(--clr-bg-2); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 24px; transform: translateX(-100%); transition: transform 0.4s ease; }
.mobile-menu.open { transform: translateX(0); }
.mobile-menu a { font-size: 1.3rem; color: var(--clr-text); font-weight: 600; }
.mobile-menu .close-menu { position: absolute; top: 24px; right: 24px; background: none; border: none; color: var(--clr-text); font-size: 2rem; cursor: pointer; }
.product-tabs { margin-top: 40px; }
.product-tabs .tab-nav { display: flex; gap: 0; border-bottom: 1px solid var(--clr-border); margin-bottom: 32px; }
.product-tabs .tab-nav button { padding: 12px 24px; background: none; border: none; color: var(--clr-text-2); font-family: var(--font-body); font-size: 0.95rem; font-weight: 500; cursor: pointer; border-bottom: 2px solid transparent; transition: var(--transition); }
.product-tabs .tab-nav button.active { color: var(--clr-primary); border-bottom-color: var(--clr-primary); }
.product-tabs .tab-panel { display: none; }
.product-tabs .tab-panel.active { display: block; animation: fadeInUp 0.4s ease; }
.about-values { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 24px; }
.about-value-card { background: var(--clr-surface); border-radius: var(--radius-md); border: 1px solid var(--clr-border); padding: 32px; text-align: center; transition: var(--transition); }
.about-value-card:hover { transform: translateY(-4px); border-color: var(--clr-primary); }
.about-value-card i { font-size: 2rem; color: var(--clr-primary); margin-bottom: 16px; }
.about-value-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.about-value-card p { font-size: 0.9rem; color: var(--clr-text-2); }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.animate-in { opacity: 0; animation: fadeInUp 0.6s ease forwards; }
.animate-in-delay-1 { animation-delay: 0.1s; }
.animate-in-delay-2 { animation-delay: 0.2s; }
.animate-in-delay-3 { animation-delay: 0.3s; }
.animate-in-delay-4 { animation-delay: 0.4s; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb { background: var(--clr-surface-hover); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--clr-primary); }
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero-text p { margin: 0 auto 36px; }
  .hero-cta { justify-content: center; }
  .hero-visual { display: none; }
  .hero-text h1 { font-size: 3rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .product-detail-grid { grid-template-columns: 1fr; }
  .product-gallery { position: static; }
}
@media (max-width: 768px) {
  .navbar-links { display: none; }
  .mobile-toggle { display: block; }
  .hero-text h1 { font-size: 2.2rem; }
  .features-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .section-title h2 { font-size: 1.8rem; }
  .newsletter-section { padding: 40px 24px; }
  .newsletter-form { flex-direction: column; }
  .page-header h1 { font-size: 2rem; }
}
@media (max-width: 480px) {
  .categories-grid { grid-template-columns: 1fr; }
  .hero-text h1 { font-size: 1.8rem; }
}