/* =========================================
   1. RESET & VARIABLES
   ========================================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --primary: #3366cc;
  --primary-dark: #2851a3;
  --primary-light: #4d79d9;
  --secondary: #f59e0b;
  --text: #1f2937;
  --text-light: #6b7280;
  --bg: #ffffff;
  --bg-light: #f8fafc;
  --bg-dark: #111827;
  --border: #e5e7eb;
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --radius: 12px;
  --radius-sm: 8px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --container: 1200px;
  --container-narrow: 900px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  line-height: 1.6;
  background: var(--bg-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: all 0.2s ease; }
a:hover { color: var(--primary-dark); }
ul { list-style: none; padding-left: 0; }

/* =========================================
   2. LAYOUT & CONTAINERS
   ========================================= */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0;
}

/* =========================================
   3. HEADER & NAVIGATION
   ========================================= */
.site-header {
  background: var(--primary);
  box-shadow: var(--shadow-lg);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
  padding: 1rem var(--spacing-md);
  max-width: var(--container);
  margin: 0 auto;
}

.logo-img {
  height: 48px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: opacity 0.2s;
}
.logo-img:hover { opacity: 0.9; }

.main-menu ul {
  display: flex;
  gap: 2rem;
  align-items: center;
  flex-wrap: wrap;
}

.main-menu a {
  color: #ffffff;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 0;
  position: relative;
  transition: opacity 0.2s;
}

.main-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #fff;
  transition: width 0.3s ease;
}

.main-menu a:hover { opacity: 1; }
.main-menu a:hover::after { width: 100%; }

.header-contacts {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.phone {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #ffffff;
  font-weight: 700;
  font-size: 1rem;
  white-space: nowrap;
  padding: 0.5rem 1rem;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}
.phone:hover { background: rgba(255,255,255,0.2); color: #fff; }
.phone svg { flex-shrink: 0; }

.btn-cart {
  background: rgba(255,255,255,0.15);
  border: 2px solid #fff;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: all 0.2s;
  flex-shrink: 0;
}
.btn-cart:hover {
  background: rgba(255,255,255,0.25);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.cart-icon { display: block; }

.cart-count {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--secondary);
  color: #000;
  font-size: 0.75rem;
  font-weight: 700;
  min-width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
  border: 2px solid var(--primary);
}

/* =========================================
   4. BREADCRUMBS
   ========================================= */
.breadcrumbs {
  padding: var(--spacing-sm) 0;
  margin-left: 20px;
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-sm);
}
.breadcrumbs a { color: var(--primary); font-weight: 500; }
.breadcrumbs a:hover { text-decoration: underline; }
.separator { margin: 0 0.5rem; color: var(--text-light); }
.current { color: var(--text-light); }

/* =========================================
   5. CATALOG PAGE LAYOUT
   ========================================= */
.catalog-page {
  padding: var(--spacing-xl) 0;
  background: var(--bg-light);
}

.catalog-header {
  text-align: center;
  max-width: 900px;
  margin: 0 auto var(--spacing-xl);
  padding: 0 var(--spacing-md);
}

.catalog-header h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: var(--spacing-md);
  color: var(--text);
  line-height: 1.2;
  font-weight: 800;
}

.catalog-subtitle {
  font-size: 1.15rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

.catalog-header .hero-features {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: var(--text);
  font-weight: 500;
}
.feature-item svg { color: var(--primary); flex-shrink: 0; }

/* Grid: Sidebar + Products */
.catalog-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: var(--spacing-lg);
  align-items: start;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.catalog-sidebar {
  width: 100%;
  position: sticky;
  top: 100px;
  z-index: 10;
}

.catalog-main {
  min-width: 0;
}

.product-grid-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  width: 100%;
}

/* Product Cards */
.product-card-catalog {
  background: var(--bg);
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid var(--border);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.product-card-catalog:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.product-image-wrapper {
  position: relative;
  background: var(--bg-light);
  padding: var(--spacing-md);
  overflow: hidden;
}
.product-image {
  width: 100%;
  height: 220px;
  object-fit: contain;
  transition: transform 0.3s ease;
}
.product-card-catalog:hover .product-image { transform: scale(1.05); }

.product-badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  background: var(--secondary);
  color: #000;
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.product-badge-new { background: #10b981; color: #fff; }

.product-info {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  flex: 1;
}
.product-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
  min-height: 3rem;
}
.product-specs { margin: var(--spacing-sm) 0; flex: 1; }

.spec-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.spec-item:last-child { border-bottom: none; }
.spec-label { color: var(--text-light); font-weight: 500; }
.spec-value { color: var(--text); font-weight: 600; text-align: right; max-width: 55%; }

.product-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.hero-cta-center {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-lg);
}

/* =========================================
   6. PRODUCT PAGE LAYOUT
   ========================================= */
.section-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--spacing-lg);
  align-items: start;
}

.section-text p { margin-bottom: var(--spacing-sm); font-size: 1.05rem; }

.feature-list { margin: var(--spacing-sm) 0; }
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
  padding: var(--spacing-xs) 0;
}
.feature-list li svg { color: var(--primary); flex-shrink: 0; margin-top: 0.15rem; }

.section-image { position: relative; }
.diagram-img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; height: auto; }

/* =========================================
   7. WIDGETS & FILTERS
   ========================================= */
.widget {
  background: var(--bg);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  margin-bottom: var(--spacing-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.widget-header { margin-bottom: var(--spacing-sm); }
.widget-header h3 { margin: 0 0 0.25rem; color: var(--text); }
.widget-header p { margin: 0; color: var(--text-light); font-size: 0.9rem; }

.widget-consult {
  background: linear-gradient(135deg, #f0f4ff 0%, #ffffff 100%);
  border: 2px solid var(--primary-light);
}
.widget-consult h4 { margin-bottom: var(--spacing-xs); color: var(--text); }
.widget-consult p { color: var(--text-light); margin-bottom: var(--spacing-sm); font-size: 0.95rem; }

.filter-form { display: flex; flex-direction: column; gap: var(--spacing-sm); }
.filter-group { margin-bottom: var(--spacing-sm); }
.filter-label { display: block; font-weight: 600; margin-bottom: var(--spacing-xs); font-size: 0.9rem; }

.checkbox-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) 0;
  cursor: pointer;
  font-size: 0.95rem;
}
.checkbox-label input[type="checkbox"] { width: auto; cursor: pointer; }
.checkbox-label input[type="checkbox"]:checked + span { color: var(--primary); font-weight: 600; }

/* =========================================
   8. BUTTONS & FORMS
   ========================================= */
.btn-primary, .btn-secondary, .btn-outline, .btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.btn-secondary { background: #6b7280; color: #fff; }
.btn-secondary:hover { background: #4b5563; transform: translateY(-2px); }

.btn-outline { background: transparent; color: var(--text); border: 2px solid var(--border); }
.btn-outline:hover { background: var(--bg-light); border-color: var(--primary); }

.btn-whatsapp { background: #25D366; color: #fff; }
.btn-whatsapp:hover { background: #128C7E; transform: translateY(-2px); }

.btn-full { width: 100%; }
.btn-small { padding: 0.65rem 1rem; font-size: 0.9rem; }
.btn-large { padding: 1rem 2rem; font-size: 1.1rem; }
.btn-white { background: #fff; color: var(--primary); }
.btn-white:hover { background: #f8fafc; color: var(--primary-dark); }

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}
.form-group { display: flex; flex-direction: column; gap: 0.35rem; }
.form-group label { font-weight: 600; font-size: 0.9rem; color: var(--text); }

select, input, textarea {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
  background: var(--bg);
}
select:focus, input:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(51,102,204,0.1);
}

.consent-label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  margin: var(--spacing-md) 0;
  font-size: 0.9rem;
  color: var(--text-light);
}
.consent-label input { width: auto; margin-top: 0.2rem; }
.form-note { display: block; text-align: center; margin-top: var(--spacing-sm); color: var(--text-light); font-size: 0.9rem; }

/* =========================================
   9. CONTENT SECTIONS & COMPONENTS
   ========================================= */
.content-section { padding: var(--spacing-lg) 0; margin-bottom: var(--spacing-md); }
.content-section h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: var(--spacing-md); color: var(--text); font-weight: 700; }
.section-intro { font-size: 1.1rem; color: var(--text-light); margin-bottom: var(--spacing-md); }

/* Gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--spacing-md); margin: var(--spacing-lg) 0; }
.gallery-item { background: var(--bg); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: transform 0.2s, box-shadow 0.2s; }
.gallery-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.gallery-item img { width: 100%; height: 200px; object-fit: cover; display: block; }
.gallery-item figcaption { padding: var(--spacing-sm); font-size: 0.95rem; color: var(--text); font-weight: 600; text-align: center; }

/* Advantages */
.advantages-list, .grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--spacing-md); margin: var(--spacing-lg) 0; }
.advantage-card { background: var(--bg); padding: var(--spacing-md); border-radius: var(--radius); border: 1px solid var(--border); transition: all 0.2s; }
.advantage-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.card-icon { font-size: 2.5rem; margin-bottom: var(--spacing-sm); }
.advantage-card h3 { font-size: 1.2rem; margin-bottom: var(--spacing-xs); color: var(--text); }
.advantage-card p { color: var(--text-light); font-size: 0.95rem; line-height: 1.6; }

/* Steps */
.steps-container { margin: var(--spacing-lg) 0; }
.step-item { display: flex; gap: var(--spacing-md); margin-bottom: var(--spacing-md); padding: var(--spacing-md); background: var(--bg); border-radius: var(--radius); border: 1px solid var(--border); }
.step-number { background: var(--primary); color: #fff; width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1.25rem; flex-shrink: 0; }
.step-content h3 { margin-bottom: var(--spacing-xs); color: var(--text); }
.step-content p { color: var(--text-light); margin-bottom: var(--spacing-xs); }
.step-content ul { margin-top: var(--spacing-xs); padding-left: var(--spacing-md); }
.step-content li { margin-bottom: 0.35rem; color: var(--text-light); }
.section-cta { background: var(--bg-light); padding: var(--spacing-md); border-radius: var(--radius); text-align: center; margin-top: var(--spacing-md); }
.section-cta p { margin-bottom: var(--spacing-sm); color: var(--text-light); }

/* Tables */
.table-wrapper { overflow-x: auto; margin: var(--spacing-lg) 0; border-radius: var(--radius); box-shadow: var(--shadow); }
.selection-table { width: 100%; border-collapse: collapse; background: var(--bg); font-size: 0.95rem; }
.selection-table th, .selection-table td { padding: var(--spacing-sm) var(--spacing-md); text-align: left; border-bottom: 1px solid var(--border); }
.selection-table th { background: var(--primary); color: #fff; font-weight: 600; text-transform: uppercase; font-size: 0.85rem; letter-spacing: 0.05em; }
.selection-table tbody tr:hover { background: var(--bg-light); }
.selection-table tbody tr:last-child td { border-bottom: none; }
.table-note { font-size: 0.9rem; color: var(--text-light); margin-top: var(--spacing-sm); padding: var(--spacing-sm); background: var(--bg-light); border-radius: var(--radius-sm); }

/* === TRUST BADGES === */
.trust-badges {
    display: flex;
    flex-direction: column; /* Выстраивает элементы вертикально */
    gap: var(--spacing-md);
    justify-content: flex-start;
    margin-bottom: var(--spacing-md);
}

.badge-item {
    width: 100%;
    max-width: 450px; /* Ограничивает ширину, чтобы карточки не растягивались */
    text-align: center;
    background: var(--bg);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: transform 0.2s, box-shadow 0.2s;
}

.badge-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.badge-img {
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-xs);
    box-shadow: var(--shadow);
    max-width: 100%;
    height: 160px; /* Фиксированная высота для аккуратности */
    width: 100%;
    object-fit: cover;
    display: block;
}

.badge-item span {
    display: block;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text);
    margin-top: var(--spacing-xs);
}
/* Price Factors */
.price-factors { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--spacing-sm); margin: var(--spacing-lg) 0; }
.factor-item { display: flex; align-items: flex-start; gap: var(--spacing-sm); padding: var(--spacing-sm); background: var(--bg); border-radius: var(--radius-sm); border: 1px solid var(--border); }
.factor-icon { font-size: 1.5rem; flex-shrink: 0; }
.factor-text { color: var(--text); font-size: 0.95rem; }
.price-cta { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; border: none; }
.price-cta p { color: #fff; }
.price-cta small { color: rgba(255,255,255,0.9); }

/* FAQ */
.faq-item { margin-bottom: var(--spacing-sm); border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; background: var(--bg); }
.faq-item summary { padding: var(--spacing-md); font-weight: 600; cursor: pointer; background: var(--bg-light); list-style: none; position: relative; padding-right: 3rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; position: absolute; right: var(--spacing-md); top: 50%; transform: translateY(-50%); font-size: 1.5rem; font-weight: 300; color: var(--primary); }
.faq-item[open] summary::after { content: '−'; }
.faq-item[open] summary { border-bottom: 1px solid var(--border); }
.faq-item > div { padding: var(--spacing-md); color: var(--text-light); }

/* CTA Block */
.cta-block { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; padding: var(--spacing-xl) var(--spacing-md); border-radius: var(--radius); margin: var(--spacing-xl) 0; text-align: center; }
.cta-content { max-width: 800px; margin: 0 auto; }
.cta-block h2 { color: #fff; margin-bottom: var(--spacing-md); }
.cta-block p { font-size: 1.1rem; margin-bottom: var(--spacing-lg); opacity: 0.95; }
.cta-features { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--spacing-md); margin: var(--spacing-lg) 0; }
.cta-features li { display: flex; align-items: center; gap: 0.5rem; font-weight: 500; }
.cta-features svg { flex-shrink: 0; }
.cta-buttons { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--spacing-sm); margin-top: var(--spacing-lg); }

/* Sidebar Categories */
.sidebar { margin: var(--spacing-xl) 0; }
.category-list li { margin-bottom: var(--spacing-xs); }
.category-list a { display: flex; align-items: center; gap: var(--spacing-sm); padding: var(--spacing-xs) var(--spacing-sm); border-radius: var(--radius-sm); transition: background 0.2s; }
.category-list a:hover { background: var(--bg-light); }
.cat-icon { font-size: 1.25rem; }
.cat-text { flex: 1; font-weight: 500; }
.cat-price { font-size: 0.85rem; color: var(--text-light); }

/* Delivery List */
.delivery-list li { display: flex; align-items: flex-start; gap: var(--spacing-sm); margin-bottom: var(--spacing-sm); padding: var(--spacing-xs) 0; }
.delivery-list svg { color: var(--primary); flex-shrink: 0; margin-top: 0.15rem; }

/* Order Section */
.order-section { background: var(--bg); padding: var(--spacing-xl) var(--spacing-md); border-radius: var(--radius); margin: var(--spacing-xl) auto; max-width: var(--container-narrow); box-shadow: var(--shadow-lg); border: 1px solid var(--border); }
.order-header { text-align: center; margin-bottom: var(--spacing-lg); }
.order-header h2 { margin-bottom: var(--spacing-xs); }
.order-header p { color: var(--text-light); }
.order-form { max-width: 100%; }

/* =========================================
   10. FOOTER
   ========================================= */
.site-footer { background: var(--bg-dark); color: #d1d5db; padding: var(--spacing-xl) 0 var(--spacing-md); margin-top: var(--spacing-xl); }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--spacing-lg); margin-bottom: var(--spacing-lg); }
.footer-col h5 { color: #fff; margin-bottom: var(--spacing-md); font-size: 1.1rem; font-weight: 600; }
.footer-col ul li { margin-bottom: var(--spacing-xs); }
.footer-col a { color: #9ca3af; transition: color 0.2s; }
.footer-col a:hover { color: #fff; }
.footer-contacts p { margin-bottom: var(--spacing-xs); font-size: 0.95rem; }
.footer-contacts a { color: #fff; font-weight: 600; }
.footer-contacts small { color: #9ca3af; }
.social-links { display: flex; gap: var(--spacing-sm); margin-top: var(--spacing-md); }
.social-link { background: #374151; color: #fff; padding: 0.5rem 1rem; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.9rem; transition: background 0.2s; }
.social-link:hover { background: var(--primary); color: #fff; }
.footer-bottom { border-top: 1px solid #374151; padding-top: var(--spacing-md); text-align: center; font-size: 0.9rem; }
.footer-bottom a { color: #9ca3af; text-decoration: underline; }

/* =========================================
   11. GRID SYSTEM & UTILITIES
   ========================================= */
.grid { display: grid; gap: var(--spacing-md); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

.text-center { text-align: center; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

/* =========================================
   12. RESPONSIVE DESIGN
   ========================================= */
@media (max-width: 1024px) {
  .header-inner { flex-wrap: wrap; gap: var(--spacing-sm); }
  .main-menu ul { order: 3; width: 100%; justify-content: center; gap: var(--spacing-md); margin-top: var(--spacing-sm); padding-top: var(--spacing-sm); border-top: 1px solid rgba(255,255,255,0.2); }
  
  /* Catalog: Stack layout on tablet */
  .catalog-layout { grid-template-columns: 1fr; }
  .catalog-sidebar { order: 2; position: static; max-width: 100%; }
  .catalog-main { order: 1; }
  
  /* Product page: Keep 2 columns until mobile */
}

@media (max-width: 768px) {
  .header-contacts { flex-wrap: wrap; justify-content: flex-end; }
  .phone span { display: none; }
  .phone { padding: 0.5rem; }
  .btn-cart { width: 44px; height: 44px; }
  
  .product-grid-2col { grid-template-columns: 1fr; }
  .section-grid { grid-template-columns: 1fr; }
  .section-image { order: -1; }
  
  .hero-cta-center { flex-direction: column; align-items: stretch; }
  .hero-cta-center .btn-primary,
  .hero-cta-center .btn-secondary { width: 100%; }
  
  .form-row { grid-template-columns: 1fr; }
  .gallery-grid, .advantages-list, .price-factors { grid-template-columns: 1fr; }
  .cta-buttons { flex-direction: column; }
  .cta-buttons .btn-primary, .cta-buttons .btn-outline, .cta-buttons .btn-whatsapp { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .social-links { justify-content: center; }
}

@media (max-width: 480px) {
  :root { --spacing-lg: 2rem; --spacing-xl: 3rem; }
  .main-menu ul { flex-direction: column; align-items: center; }
  .cart-count { min-width: 20px; height: 20px; font-size: 0.7rem; padding: 0 4px; }
  .step-item { flex-direction: column; }
  .step-number { align-self: center; }
  .spec-item { flex-direction: column; gap: 0.25rem; }
  .spec-value { text-align: left; max-width: 100%; }
}
/* === МОБИЛЬНОЕ МЕНЮ (БУРГЕР) === */

/* Стили кнопки (скрыта на десктопе) */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    flex-direction: column;
    justify-content: space-between;
    padding: 0;
    z-index: 101;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: #fff; /* Белый цвет полосок */
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Адаптив для мобильных (планшеты и телефоны) */
@media (max-width: 1024px) {
    
    /* Показываем кнопку */
    .mobile-menu-toggle {
        display: flex;
        order: 1; /* Кнопка слева */
    }
    
    /* Логотип по центру (если нужно) или следом */
    .logo {
        order: 2; 
        margin: 0 auto; /* Центрирование логотипа */
    }

    .header-contacts {
        order: 3;
    }

    /* Скрываем меню по умолчанию */
    .main-menu {
        display: none; 
        position: absolute;
        top: 100%; /* Сразу под шапкой */
        left: 0;
        width: 100%;
        background: var(--primary); /* Синий фон как у шапки */
        padding: 20px;
        box-shadow: 0 4px 10px rgba(0,0,0,0.2);
        z-index: 100;
    }

    /* Класс active открывает меню (добавляется через JS) */
    .main-menu.active {
        display: block;
    }

    /* Стили ссылок внутри открытого меню */
    .main-menu ul {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .main-menu a {
        font-size: 1.1rem;
        padding: 5px 0;
    }
}