*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root {
      --purple: #7c3aed;
      --purple-dark: #6d28d9;
      --purple-light: #ede9fe;
      --text: #1a1a2e;
      --text-muted: #6b7280;
      --bg: #ffffff;
      --bg-gray: #f5f5f7;
      --border: #e5e7eb;
      --green: #16a34a;
      --star: #7c3aed;
    }
    body {
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
      color: var(--text); background: var(--bg); line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    a { text-decoration: none; color: inherit; }
    img { max-width: 100%; height: auto; display: block; }
    button { font-family: inherit; }
    .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

    /* ===== HEADER ===== */
    .header {
      position: relative; z-index: 100;
      background: #fff;
      border-bottom: 1px solid var(--border);
    }
    .header-inner {
      display: flex; align-items: center; justify-content: space-between;
      height: 64px; max-width: 1200px; margin: 0 auto; padding: 0 24px;
    }
    .logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; cursor: pointer; }
    .logo img { width: auto; height: 36px; max-width: 180px; object-fit: contain; }
    .nav-desktop { display: flex; align-items: center; gap: 32px; }
    .nav-desktop a { font-size: 14px; font-weight: 500; color: var(--text-muted); transition: color 0.2s; cursor: pointer; }
    .nav-desktop a:hover { color: var(--text); }
    .header-right { display: flex; align-items: center; gap: 2px; }
    .assistant-btn { display: flex; align-items: center; gap: 6px; background: none; border: none; cursor: pointer; padding: 8px; border-radius: 8px; font-size: 13px; font-weight: 500; color: var(--text-muted); font-family: inherit; transition: all 0.2s; }
    .assistant-btn:hover { background: var(--purple-light); color: var(--purple); }
    .assistant-btn svg { width: 22px; height: 22px; flex-shrink: 0; }
    .cart-btn { position: relative; background: none; border: none; cursor: pointer; padding: 8px; }
    .cart-btn svg { width: 24px; height: 24px; color: var(--text); }
    .cart-badge {
      position: absolute; top: 2px; right: 2px; background: var(--purple); color: #fff;
      font-size: 10px; font-weight: 700; width: 18px; height: 18px; border-radius: 50%;
      display: none; align-items: center; justify-content: center;
    }
    .cart-badge.show { display: flex; }
    .hamburger { display: none; }

    /* ===== HERO ===== */
    .hero { padding: 60px 0 40px; max-width: 1200px; margin: 0 auto; border-radius: 0 0 20px 20px; overflow: hidden; position: relative; background-size: cover; background-position: center; }
    .hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,var(--hero-overlay,0.65)) 0%, rgba(0,0,0,calc(var(--hero-overlay,0.65)*0.55)) 50%, rgba(0,0,0,calc(var(--hero-overlay,0.65)*0.15)) 100%); z-index: 1; border-radius: inherit; }
    .hero .container { position: relative; z-index: 2; }
    .hero h1 { color: #fff; }
    .hero-subtitle { color: rgba(255,255,255,0.85); }
    .hero-badge { border-color: rgba(255,255,255,0.3); color: rgba(255,255,255,0.9); }
    .hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
    .hero-text {}
    .hero h1 { font-size: 48px; font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 16px; }
    .hero-subtitle { font-size: 18px; color: var(--text-muted); margin-bottom: 24px; max-width: 440px; }
    .hero-badges { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 32px; }
    .hero-badge {
      display: inline-flex; align-items: center; gap: 6px;
      padding: 8px 16px; border: 1px solid var(--border); border-radius: 999px;
      font-size: 13px; font-weight: 500; color: var(--text-muted);
    }
    .btn-primary {
      display: inline-flex; align-items: center; gap: 8px;
      background: var(--purple); color: #fff; border: none; border-radius: 12px;
      padding: 16px 32px; font-size: 16px; font-weight: 600; cursor: pointer; transition: background 0.2s;
    }
    .btn-primary:hover { background: var(--purple-dark); }
    .btn-primary svg { width: 20px; height: 20px; }

    /* ===== QUIZ IN HERO ===== */
    .hero-quiz-card {
      background: #fff; border-radius: 20px; padding: 32px;
      box-shadow: 0 4px 24px rgba(124,58,237,0.08), 0 1px 3px rgba(0,0,0,0.06);
      border: 1px solid rgba(124,58,237,0.1);
    }
    .hero-quiz-card .quiz-progress { display: flex; gap: 6px; margin-bottom: 24px; }
    .hero-quiz-card .quiz-progress-bar { flex: 1; height: 4px; border-radius: 2px; background: var(--border); transition: background 0.3s; }
    .hero-quiz-card .quiz-progress-bar.active { background: var(--purple); }
    .hero-quiz-card .quiz-step-label { font-size: 12px; color: var(--text-muted); margin-bottom: 6px; }
    .hero-quiz-card .quiz-question { font-size: 18px; font-weight: 700; margin-bottom: 20px; line-height: 1.3; }
    .hero-quiz-card .quiz-options { display: flex; flex-direction: column; gap: 10px; }
    .hero-quiz-card .quiz-option {
      display: block; width: 100%; text-align: left;
      padding: 14px 18px; border: 1.5px solid var(--border); border-radius: 12px;
      font-size: 14px; background: #fff; cursor: pointer; transition: all 0.2s;
      font-family: inherit;
    }
    .hero-quiz-card .quiz-option:hover { border-color: var(--purple); background: var(--purple-light); transform: translateX(4px); }

    /* Quiz result in hero */
    .hero-quiz-card .quiz-result-card {
      background: linear-gradient(135deg, var(--purple-light), #f0e6ff);
      border-radius: 16px; padding: 20px; margin: 16px 0; text-align: left;
    }
    .hero-quiz-card .quiz-result-card img { width: 100px; height: 100px; object-fit: contain; margin: 0 auto 12px; }
    .quiz-result-prices { display: flex; align-items: baseline; gap: 12px; margin: 12px 0; }
    .quiz-result-site { font-size: 28px; font-weight: 800; }
    .quiz-result-ozon { font-size: 16px; color: var(--text-muted); text-decoration: line-through; }

    /* ===== FEATURES STRIP ===== */
    .features-strip { padding: 40px 0; border-top: 1px solid var(--border); }
    .features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
    .feature-item { text-align: center; }
    .feature-icon { width: 48px; height: 48px; margin: 0 auto 12px; display: flex; align-items: center; justify-content: center; color: var(--purple); }
    .feature-icon svg { width: 28px; height: 28px; }
    .feature-title { font-size: 14px; font-weight: 600; margin-bottom: 2px; }
    .feature-desc { font-size: 13px; color: var(--text-muted); }

    /* ===== SECTION TITLES ===== */
    .section-title { font-size: 36px; font-weight: 800; text-align: center; margin-bottom: 8px; letter-spacing: -0.02em; }
    .section-subtitle { font-size: 16px; color: var(--text-muted); text-align: center; margin-bottom: 40px; }

    /* ===== CATALOG ===== */
    .catalog-section { padding: 80px 0; }
    .products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; }
    .product-card {
      display: block; background: #fff; border: 1px solid var(--border); border-radius: 16px;
      overflow: hidden; transition: box-shadow 0.3s, transform 0.3s; cursor: pointer;
    }
    .product-card:hover { box-shadow: 0 12px 40px rgba(0,0,0,0.1); transform: translateY(-4px); }
    .product-image { aspect-ratio: 1; background: #f9f9f9; overflow: hidden; }
    .product-image img { width: 100%; height: 100%; object-fit: cover; }
    .product-info { padding: 20px; }
    .product-tag { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--purple); margin-bottom: 4px; }
    .product-name { font-size: 18px; font-weight: 700; margin-bottom: 2px; }
    .product-desc { font-size: 13px; color: var(--text-muted); margin-bottom: 12px; }
    .product-price { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
    .product-saving { display: inline-block; font-size: 12px; font-weight: 600; color: var(--green); background: #dcfce7; padding: 4px 10px; border-radius: 999px; }

    /* ===== STATS ===== */
    .stats-section { padding: 80px 0; background: var(--bg-gray); }
    .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; }
    .stat-card { background: #fff; border-radius: 16px; padding: 32px 24px; text-align: center; border: 1px solid var(--border); }
    .stat-value { font-size: 32px; font-weight: 800; color: var(--purple); margin-bottom: 4px; }
    .stat-value sup { font-size: 18px; }
    .stat-label { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
    .stat-desc { font-size: 13px; color: var(--text-muted); }

    /* ===== REVIEWS ===== */
    .reviews-section { padding: 80px 0; }
    .reviews-list { display: flex; gap: 24px; margin-top: 40px; overflow-x: auto; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; padding-bottom: 16px; }
    .reviews-list::-webkit-scrollbar { height: 6px; }
    .reviews-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
    .review-card { background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 24px; min-width: 320px; scroll-snap-align: start; flex-shrink: 0; }
    .btn-show-more { display: none; margin: 20px auto 0; background: var(--purple-light); color: var(--purple); border: none; border-radius: 12px; padding: 14px 32px; font-size: 14px; font-weight: 600; cursor: pointer; font-family: inherit; transition: background 0.2s; }
    .btn-show-more:hover { background: #ddd6fe; }
    .review-stars { display: flex; gap: 2px; margin-bottom: 12px; }
    .review-star { width: 18px; height: 18px; color: var(--star); }
    .review-star.empty { color: #d1d5db; }
    .review-text { font-size: 14px; line-height: 1.6; margin-bottom: 16px; }
    .review-author { display: flex; justify-content: space-between; align-items: center; }
    .review-name { font-size: 13px; font-weight: 600; }
    .review-meta { font-size: 12px; color: var(--text-muted); }

    /* ===== WHY CHEAPER ===== */
    .why-section { padding: 80px 0; background: var(--bg-gray); }
    .steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
    .step-card { background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 32px 24px; text-align: center; }
    .step-icon { width: 48px; height: 48px; margin: 0 auto 16px; display: flex; align-items: center; justify-content: center; color: var(--purple); }
    .step-icon svg { width: 28px; height: 28px; }
    .step-number { font-size: 14px; font-weight: 700; color: var(--purple); margin-bottom: 8px; }
    .step-title { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
    .step-desc { font-size: 14px; color: var(--text-muted); line-height: 1.5; }

    /* ===== CTA BANNER ===== */
    .cta-banner-section { padding: 80px 0; }
    .cta-banner { background: var(--purple); border-radius: 24px; padding: 64px 40px; text-align: center; color: #fff; }
    .cta-banner h2 { font-size: 36px; font-weight: 800; margin-bottom: 16px; }
    .cta-banner p { font-size: 16px; opacity: 0.9; max-width: 500px; margin: 0 auto 32px; line-height: 1.6; }
    .cta-checks { display: flex; justify-content: center; gap: 32px; flex-wrap: wrap; }
    .cta-check { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 500; }
    .cta-check svg { width: 20px; height: 20px; }

    /* ===== PRODUCT PAGE ===== */
    .product-page { padding: 40px 0 80px; }
    .product-pg-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
    .product-gallery { background: var(--bg-gray); border-radius: 16px; padding: 0; overflow: hidden; aspect-ratio: 1; position: sticky; top: 88px; }
    .product-gallery img { width: 100%; height: 100%; object-fit: cover; border-radius: 12px; }
    .product-details { padding-top: 8px; }
    .product-tag-label { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--purple); margin-bottom: 8px; }
    .product-pg-title { font-size: 36px; font-weight: 800; margin-bottom: 4px; letter-spacing: -0.02em; }
    .product-pg-subtitle { font-size: 16px; color: var(--text-muted); margin-bottom: 16px; }
    .rating-row { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; }
    .rating-stars { display: flex; gap: 2px; }
    .rating-star { width: 18px; height: 18px; color: var(--star); }
    .rating-score { font-size: 14px; font-weight: 600; }
    .rating-count { font-size: 14px; color: var(--text-muted); }
    .product-pg-description { font-size: 15px; color: var(--text-muted); line-height: 1.6; margin-bottom: 28px; }
    .size-section { margin-bottom: 24px; }
    .size-label { font-size: 14px; font-weight: 600; margin-bottom: 12px; }
    .size-options { display: flex; gap: 8px; margin-bottom: 8px; flex-wrap: wrap; }
    .size-btn {
      display: flex; flex-direction: column; align-items: center; justify-content: center;
      padding: 12px 20px; border: 2px solid var(--border); border-radius: 12px;
      background: #fff; cursor: pointer; transition: all 0.2s; min-width: 80px; font-family: inherit;
    }
    .size-btn:hover { border-color: var(--purple); }
    .size-btn.active { border-color: var(--purple); background: var(--purple-light); }
    .size-btn-name { font-size: 14px; font-weight: 700; }
    .size-btn-value { font-size: 12px; color: var(--text-muted); }
    .size-hint { font-size: 13px; color: var(--text-muted); margin-bottom: 8px; }
    .size-help-link { font-size: 13px; color: var(--purple); font-weight: 500; cursor: pointer; display: inline-flex; align-items: center; gap: 4px; background: none; border: none; font-family: inherit; }
    .height-guide { display: none; margin: 16px 0; background: var(--bg-gray); border-radius: 12px; padding: 20px; }
    .height-guide.open { display: block; }
    .height-guide table { width: 100%; border-collapse: collapse; font-size: 13px; }
    .height-guide th { text-align: left; padding: 8px; font-weight: 600; border-bottom: 2px solid var(--border); }
    .height-guide td { padding: 8px; border-bottom: 1px solid var(--border); }
    .price-block { background: var(--bg-gray); border-radius: 16px; padding: 24px; margin: 24px 0; }
    .price-label { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--purple); margin-bottom: 8px; }
    .price-row { display: flex; align-items: baseline; gap: 12px; margin-bottom: 8px; }
    .price-current { font-size: 36px; font-weight: 800; }
    .price-old { font-size: 18px; color: var(--text-muted); text-decoration: line-through; }
    .price-saving { display: inline-block; font-size: 13px; font-weight: 600; color: var(--green); background: #dcfce7; padding: 4px 12px; border-radius: 999px; }
    .btn-cart {
      display: flex; align-items: center; justify-content: center; gap: 8px;
      width: 100%; background: var(--purple); color: #fff; border: none;
      border-radius: 14px; padding: 18px 32px; font-size: 17px; font-weight: 700;
      cursor: pointer; transition: background 0.2s; margin-bottom: 16px; font-family: inherit;
    }
    .btn-cart:hover { background: var(--purple-dark); }
    .guarantees { display: flex; gap: 24px; margin-bottom: 32px; }
    .guarantee-item { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-muted); }
    .guarantee-item svg { width: 18px; height: 18px; color: var(--text-muted); }
    .specs-section { margin-bottom: 32px; }
    .specs-title { font-size: 20px; font-weight: 700; margin-bottom: 16px; }
    .specs-table { width: 100%; }
    .specs-row { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
    .specs-row:last-child { border-bottom: none; }
    .specs-key { color: var(--text-muted); }
    .specs-value { font-weight: 500; text-align: right; }
    .pd-features-title { font-size: 20px; font-weight: 700; margin-bottom: 16px; }
    .pd-features-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .feature-bullet { display: flex; align-items: center; gap: 8px; font-size: 14px; }
    .feature-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--purple); flex-shrink: 0; }

    /* ===== CHECKOUT ===== */
    .checkout-page { padding: 40px 0 80px; overflow-x: hidden; }
    .checkout-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: start; }
    .checkout-card { background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 32px; overflow: hidden; }
    .checkout-title { font-size: 28px; font-weight: 800; margin-bottom: 24px; letter-spacing: -0.02em; }
    .cart-item { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--border); }
    .cart-item:last-child { border-bottom: none; }
    .cart-item-img { width: 80px; height: 80px; background: var(--bg-gray); border-radius: 12px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
    .cart-item-img img { max-width: 70px; max-height: 70px; object-fit: contain; }
    .cart-item-info { flex: 1; }
    .cart-item-name { font-size: 15px; font-weight: 600; margin-bottom: 2px; }
    .cart-item-size { font-size: 13px; color: var(--text-muted); margin-bottom: 8px; }
    .cart-item-controls { display: flex; align-items: center; gap: 12px; }
    .qty-btn { width: 32px; height: 32px; border-radius: 8px; border: 1px solid var(--border); background: #fff; cursor: pointer; font-size: 16px; font-weight: 600; display: flex; align-items: center; justify-content: center; }
    .qty-btn:hover { background: var(--bg-gray); }
    .qty-value { font-size: 15px; font-weight: 600; min-width: 20px; text-align: center; }
    .cart-item-price { font-size: 16px; font-weight: 700; white-space: nowrap; }
    .cart-item-remove { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 13px; margin-left: 8px; }
    .cart-item-remove:hover { color: #ef4444; }
    .cart-total-row { display: flex; justify-content: space-between; padding: 20px 0 0; font-size: 18px; font-weight: 700; }
    .d2c-savings-banner { background: #dcfce7; border-radius: 12px; padding: 16px 20px; margin: 16px 0; display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--green); }
    .form-group { margin-bottom: 20px; }
    .form-label { font-size: 14px; font-weight: 600; margin-bottom: 8px; display: block; }
    .form-input {
      width: 100%; padding: 14px 16px; border: 1px solid var(--border); border-radius: 12px;
      font-size: 15px; font-family: inherit; transition: border-color 0.2s; outline: none;
    }
    .form-input:focus { border-color: var(--purple); }
    .form-input.error { border-color: #ef4444; }
    .radio-group { display: flex; flex-direction: column; gap: 8px; }
    .radio-option {
      display: flex; align-items: center; gap: 12px; padding: 14px 16px;
      border: 1px solid var(--border); border-radius: 12px; cursor: pointer; transition: all 0.2s;
    }
    .radio-option:hover { border-color: var(--purple); }
    .radio-option.selected { border-color: var(--purple); background: var(--purple-light); }
    .radio-option input { display: none; }
    .radio-dot { width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--border); position: relative; flex-shrink: 0; }
    .radio-option.selected .radio-dot { border-color: var(--purple); }
    .radio-option.selected .radio-dot::after { content: ''; position: absolute; top: 4px; left: 4px; width: 8px; height: 8px; border-radius: 50%; background: var(--purple); }
    .radio-label { font-size: 14px; font-weight: 500; }
    .empty-cart { text-align: center; padding: 60px 20px; }
    .empty-cart-icon { font-size: 48px; margin-bottom: 16px; }
    .empty-cart-title { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
    .empty-cart-text { font-size: 14px; color: var(--text-muted); margin-bottom: 24px; }

    /* ===== SUCCESS ===== */
    .success-page { padding: 80px 0; text-align: center; }
    .success-icon { width: 80px; height: 80px; margin: 0 auto 24px; background: #dcfce7; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
    .success-icon svg { width: 40px; height: 40px; color: var(--green); }
    .success-title { font-size: 32px; font-weight: 800; margin-bottom: 8px; }
    .success-order { font-size: 16px; color: var(--text-muted); margin-bottom: 32px; }
    .success-items { max-width: 400px; margin: 0 auto 32px; text-align: left; }
    .success-item { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 14px; }

    /* ===== ARTICLE ===== */
    .article-page { padding: 40px 0 80px; }
    .article-header { max-width: 700px; margin: 0 auto 40px; }
    .article-header h1 { font-size: 36px; font-weight: 800; margin-bottom: 12px; letter-spacing: -0.02em; }
    .article-meta { display: flex; gap: 16px; font-size: 13px; color: var(--text-muted); }
    .article-body { max-width: 700px; margin: 0 auto; }
    .article-body h2 { font-size: 24px; font-weight: 700; margin: 32px 0 12px; }
    .article-body h3 { font-size: 20px; font-weight: 600; margin: 24px 0 8px; }
    .article-body p { margin-bottom: 16px; font-size: 15px; line-height: 1.7; color: #374151; }
    .article-body ul, .article-body ol { margin: 0 0 16px 24px; font-size: 15px; line-height: 1.7; color: #374151; }
    .article-body li { margin-bottom: 4px; }
    .article-recommend { max-width: 700px; margin: 48px auto 0; padding: 32px; background: var(--bg-gray); border-radius: 16px; }
    .article-recommend-title { font-size: 16px; font-weight: 700; margin-bottom: 16px; color: var(--purple); }

    /* ===== STICKY MOBILE CART BAR ===== */
    .sticky-cart {
      display: none; position: fixed; bottom: 60px; left: 0; right: 0; z-index: 99;
      background: #fff; border-top: 1px solid var(--border);
      padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    }
    .sticky-cart.visible { display: block; }
    .sticky-cart-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; max-width: 600px; margin: 0 auto; }
    .sticky-cart-price { display: flex; flex-direction: column; }
    .sticky-cart-price-val { font-size: 20px; font-weight: 800; }
    .sticky-cart-price-save { font-size: 12px; color: var(--green); font-weight: 600; }
    .sticky-cart-btn { flex: 1; max-width: 200px; background: var(--purple); color: #fff; border: none; border-radius: 12px; padding: 14px 24px; font-size: 15px; font-weight: 700; cursor: pointer; font-family: inherit; }

    /* ===== FOOTER ===== */
    .footer { background: var(--bg-gray); padding: 60px 0 40px; border-top: 1px solid var(--border); }
    .footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; margin-bottom: 40px; }
    .footer-col-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); margin-bottom: 16px; }
    .footer-links { list-style: none; }
    .footer-links li { margin-bottom: 10px; }
    .footer-links a { font-size: 14px; color: var(--text-muted); transition: color 0.2s; cursor: pointer; }
    .footer-links a:hover { color: var(--text); }
    .footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 24px; border-top: 1px solid var(--border); font-size: 13px; color: var(--text-muted); }

    /* ===== MOBILE NAV ===== */
    .mobile-nav {
      display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 100;
      background: #fff; border-top: 1px solid var(--border);
      padding: 8px 0 calc(8px + env(safe-area-inset-bottom));
    }
    .mobile-nav-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
    .mobile-nav-item {
      display: flex; flex-direction: column; align-items: center; gap: 4px;
      padding: 8px 4px; font-size: 11px; color: var(--text-muted); cursor: pointer; position: relative;
    }
    .mobile-nav-item svg { width: 20px; height: 20px; }
    .mobile-nav-item.active { color: var(--purple); }
    .mobile-nav-badge {
      position: absolute; top: 2px; right: calc(50% - 18px); background: var(--purple); color: #fff;
      font-size: 9px; font-weight: 700; width: 16px; height: 16px; border-radius: 50%;
      display: none; align-items: center; justify-content: center;
    }
    .mobile-nav-badge.show { display: flex; }

    /* Toast notification */
    .toast {
      position: fixed; bottom: 100px; left: 50%; transform: translateX(-50%) translateY(20px);
      background: var(--text); color: #fff; padding: 12px 24px; border-radius: 12px;
      font-size: 14px; font-weight: 500; z-index: 200; opacity: 0; transition: all 0.3s;
      pointer-events: none; white-space: nowrap;
    }
    .toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

    /* ===== FADE-IN ANIMATION ===== */
    @keyframes fadeInUp {
      from { opacity: 0; transform: translateY(24px); }
      to { opacity: 1; transform: translateY(0); }
    }
    .animate-in { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
    .animate-in.visible { opacity: 1; transform: translateY(0); }

    /* ===== RESPONSIVE ===== */
    @media (max-width: 1024px) {
      .hero h1 { font-size: 36px; }
      .products-grid, .stats-grid { grid-template-columns: repeat(2, 1fr); }
      .features-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
      .checkout-grid { grid-template-columns: 1fr; }
    }
    @media (max-width: 768px) {
      .nav-desktop { display: none; }
      .assistant-btn span { display: none; }
      .assistant-btn svg { width: 22px; height: 22px; }
      .assistant-btn { padding: 8px; }
      .cart-btn svg { width: 22px; height: 22px; }
      .header-inner { height: 56px; padding: 0 16px; }
      /* Reviews: vertical list on mobile */
      .reviews-list { flex-direction: column; overflow-x: visible; gap: 16px; margin-top: 24px; }
      .review-card { min-width: unset; }
      .review-hidden { display: none; }
      .btn-show-more { display: block; }
      /* Stats compact */
      .stats-grid { gap: 12px; }
      .stat-card { padding: 20px 16px; }
      .stat-value { font-size: 24px; }
      .stat-label { font-size: 13px; }
      .stat-desc { font-size: 12px; }
      /* Sections tighter spacing */
      .catalog-section, .stats-section, .reviews-section, .why-section, .cta-banner-section { padding: 48px 0; }
      .section-title { font-size: 24px; margin-bottom: 4px; }
      .section-subtitle { font-size: 14px; margin-bottom: 24px; }
      .hero-grid { grid-template-columns: 1fr; gap: 24px; }
      .hero { padding: 32px 0 24px; }
      .hero h1 { font-size: 28px; }
      .hero-quiz-card { padding: 24px; }
      .hero-quiz-card .quiz-question { font-size: 16px; }
      .products-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
      .stats-grid { grid-template-columns: repeat(2, 1fr); }
      .steps-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: repeat(2, 1fr); }
      .section-title { font-size: 28px; }
      .mobile-nav { display: block; }
      body { padding-bottom: 70px; }
      .features-grid { grid-template-columns: repeat(2, 1fr); }
      .product-pg-grid { grid-template-columns: 1fr; gap: 24px; }
      .product-gallery { position: static; aspect-ratio: auto; padding: 24px; }
      .product-pg-title { font-size: 28px; }
      .pd-features-list { grid-template-columns: 1fr; }
      .checkout-grid { grid-template-columns: 1fr; }
      .checkout-card { padding: 20px 16px; }
      .checkout-title { font-size: 22px; }
      .cart-item { gap: 12px; }
      .cart-item-img { width: 60px; height: 60px; }
      .cart-item-img img { max-width: 50px; max-height: 50px; }
      .cart-item-price { font-size: 14px; }
      .form-input { padding: 12px 14px; font-size: 14px; }
      .article-header h1 { font-size: 28px; }
      .sticky-cart { bottom: 56px; }
    }
    @media (max-width: 480px) {
      .products-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
      .hero-badges { gap: 8px; }
      .hero-badge { font-size: 12px; padding: 6px 12px; }
      .cta-banner { padding: 40px 24px; }
      .cta-banner h2 { font-size: 28px; }
      .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
    }