/* === OZON-STYLE v2.0: Полный редизайн магазина === */
:root {
  --oz-primary: #005BFF;
  --oz-accent: #F91155;
  --oz-green: #10C44C;
  --oz-bg: #F4F5F7;
  --oz-card: #FFFFFF;
  --oz-text: #001A34;
  --oz-muted: #96A3AE;
  --oz-border: #E8ECEF;
  --oz-shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --oz-shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --oz-shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --oz-radius: 12px;
  --oz-radius-sm: 8px;
}

* { box-sizing: border-box; }

body {
  background: var(--oz-bg);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--oz-text);
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

/* ===== ШАПКА ===== */
.oz-header {
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  position: sticky;
  top: 0;
  z-index: 100;
}
.oz-header-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.oz-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.oz-logo img { height: 36px; width: auto; }
.oz-logo-text {
  font-weight: 800;
  font-size: 22px;
  color: var(--oz-accent);
  letter-spacing: -0.5px;
}
.oz-search {
  flex: 1;
  max-width: 600px;
  position: relative;
}
.oz-search input {
  width: 100%;
  padding: 11px 48px 11px 18px;
  border: 2px solid var(--oz-primary);
  border-radius: var(--oz-radius-sm);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
}
.oz-search input:focus { border-color: #0040cc; }
.oz-search-btn {
  position: absolute;
  right: 4px;
  top: 4px;
  bottom: 4px;
  background: var(--oz-primary);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 0 20px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.oz-search-btn:hover { background: #0040cc; }
.oz-cart-btn {
  background: var(--oz-accent);
  color: #fff;
  border: none;
  border-radius: var(--oz-radius-sm);
  padding: 10px 20px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s;
  text-decoration: none;
  flex-shrink: 0;
}
.oz-cart-btn:hover { background: #d40f48; }
.oz-cart-btn .count {
  background: #fff;
  color: var(--oz-accent);
  border-radius: 50%;
  min-width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  padding: 0 6px;
}

/* ===== ЧИПСЫ ФИЛЬТРОВ ===== */
.oz-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 16px 24px;
  max-width: 1440px;
  margin: 0 auto;
}
.oz-chip {
  background: #fff;
  border: 1px solid var(--oz-border);
  border-radius: 20px;
  padding: 7px 18px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--oz-text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.oz-chip:hover, .oz-chip.active {
  border-color: var(--oz-primary);
  color: var(--oz-primary);
  background: #F0F5FF;
}
.oz-chip .badge {
  background: var(--oz-border);
  color: var(--oz-muted);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
}
.oz-chip.active .badge { background: var(--oz-primary); color: #fff; }

/* ===== ЗАГОЛОВОК СЕКЦИИ ===== */
.oz-section-title {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px 24px 12px;
  font-size: 24px;
  font-weight: 800;
  color: var(--oz-text);
}

/* ===== СЕТКА ТОВАРОВ ===== */
.oz-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  padding: 0 24px 40px;
  max-width: 1440px;
  margin: 0 auto;
}

/* ===== КАРТОЧКА ТОВАРА ===== */
.oz-card {
  background: var(--oz-card);
  border-radius: var(--oz-radius);
  overflow: hidden;
  box-shadow: var(--oz-shadow-sm);
  transition: box-shadow 0.25s, transform 0.25s;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  position: relative;
  border: 1px solid transparent;
}
.oz-card:hover {
  box-shadow: var(--oz-shadow-lg);
  transform: translateY(-3px);
  border-color: var(--oz-border);
}
.oz-card-img-wrap {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: linear-gradient(135deg, #fafbfc 0%, #f0f2f5 100%);
  border-bottom: 1px solid var(--oz-border);
  position: relative;
}
.oz-card-img-wrap img {
  max-height: 90px;
  max-width: 85%;
  object-fit: contain;
  transition: transform 0.3s;
}
.oz-card:hover .oz-card-img-wrap img { transform: scale(1.05); }
.oz-card-body {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.oz-card-vendor {
  font-size: 11px;
  color: var(--oz-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 600;
  margin-bottom: 6px;
}
.oz-card-title {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--oz-text);
  margin-bottom: 10px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.oz-card-title a {
  color: inherit;
  text-decoration: none;
}
.oz-card-title a:hover { color: var(--oz-primary); }
.oz-card-price {
  font-size: 22px;
  font-weight: 800;
  color: var(--oz-text);
  margin-bottom: 8px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.oz-card-price .old {
  font-size: 14px;
  color: var(--oz-muted);
  text-decoration: line-through;
  font-weight: 400;
}
.oz-card-price .req {
  font-size: 14px;
  color: var(--oz-muted);
  font-weight: 500;
}
.oz-card-desc {
  font-size: 13px;
  color: var(--oz-muted);
  line-height: 1.4;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.oz-card-btn {
  width: 100%;
  padding: 11px;
  background: var(--oz-primary);
  color: #fff;
  border: none;
  border-radius: var(--oz-radius-sm);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  margin-top: auto;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.oz-card-btn:hover { background: #0040cc; }
.oz-card-btn.in-cart {
  background: var(--oz-green);
}
.oz-card-btn.in-cart:hover { background: #0da83f; }

/* ===== БЕЙДЖИ ===== */
.oz-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--oz-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 6px;
  z-index: 2;
}
.oz-badge.hit { background: var(--oz-green); }
.oz-badge.sale { background: #FF6B00; }
.oz-badge.new { background: var(--oz-primary); }

/* ===== КАТАЛОГ С ФИЛЬТРАМИ ===== */
.oz-catalog {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 24px;
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px;
}
.oz-sidebar {
  background: #fff;
  border-radius: var(--oz-radius);
  padding: 20px;
  height: fit-content;
  box-shadow: var(--oz-shadow-sm);
}
.oz-sidebar h3 {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--oz-border);
}
.oz-filter-group {
  margin-bottom: 22px;
}
.oz-filter-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--oz-text);
}
.oz-filter-group .opt {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 14px;
  cursor: pointer;
  color: #4a5568;
  transition: color 0.2s;
}
.oz-filter-group .opt:hover { color: var(--oz-primary); }
.oz-filter-group .opt input {
  accent-color: var(--oz-primary);
  width: 18px;
  height: 18px;
  cursor: pointer;
}
.oz-filter-clear {
  width: 100%;
  padding: 10px;
  background: transparent;
  border: 1px solid var(--oz-border);
  border-radius: var(--oz-radius-sm);
  color: var(--oz-muted);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
}
.oz-filter-clear:hover {
  border-color: var(--oz-accent);
  color: var(--oz-accent);
}

/* ===== ПАГИНАЦИЯ ===== */
.oz-pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 24px;
}
.oz-page {
  min-width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--oz-radius-sm);
  border: 1px solid var(--oz-border);
  background: #fff;
  color: var(--oz-text);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
}
.oz-page:hover { border-color: var(--oz-primary); color: var(--oz-primary); }
.oz-page.active {
  background: var(--oz-primary);
  color: #fff;
  border-color: var(--oz-primary);
}
.oz-page.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ===== КОРЗИНА ===== */
.oz-cart-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 200;
  justify-content: flex-end;
}
.oz-cart-modal.open { display: flex; }
.oz-cart-panel {
  background: #fff;
  width: 420px;
  max-width: 100%;
  height: 100%;
  box-shadow: -4px 0 24px rgba(0,0,0,0.15);
  display: flex;
  flex-direction: column;
  animation: slideIn 0.3s ease;
}
@keyframes slideIn {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}
.oz-cart-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--oz-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.oz-cart-header h2 { margin: 0; font-size: 20px; }
.oz-cart-close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--oz-muted);
}
.oz-cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 16px 24px;
}
.oz-cart-item {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--oz-border);
}
.oz-cart-item img {
  width: 60px;
  height: 60px;
  object-fit: contain;
  border-radius: var(--oz-radius-sm);
  background: var(--oz-bg);
}
.oz-cart-item-info { flex: 1; }
.oz-cart-item-name {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}
.oz-cart-item-vendor {
  font-size: 12px;
  color: var(--oz-muted);
}
.oz-cart-item-remove {
  background: none;
  border: none;
  color: var(--oz-accent);
  cursor: pointer;
  font-size: 13px;
  padding: 0;
}
.oz-cart-footer {
  padding: 20px 24px;
  border-top: 2px solid var(--oz-border);
  background: #fafbfc;
}
.oz-cart-total {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
}
.oz-cart-submit {
  width: 100%;
  padding: 14px;
  background: var(--oz-accent);
  color: #fff;
  border: none;
  border-radius: var(--oz-radius-sm);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}
.oz-cart-submit:hover { background: #d40f48; }

/* ===== МОБИЛЬНОЕ МЕНЮ ===== */
.oz-mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #fff;
  z-index: 150;
  padding: 60px 24px 24px;
  animation: fadeIn 0.2s;
}
.oz-mobile-menu.open { display: block; }
.oz-mobile-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
}
.oz-mobile-menu a {
  display: block;
  padding: 14px 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--oz-text);
  text-decoration: none;
  border-bottom: 1px solid var(--oz-border);
}

/* ===== АДАПТИВ ===== */
@media (max-width: 1024px) {
  .oz-catalog { grid-template-columns: 220px 1fr; gap: 16px; }
  .oz-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
}
@media (max-width: 768px) {
  .oz-catalog { grid-template-columns: 1fr; }
  .oz-sidebar { display: none; }
  .oz-sidebar.open { display: block; position: fixed; top: 0; left: 0; width: 280px; height: 100%; z-index: 120; overflow-y: auto; }
  .oz-grid { grid-template-columns: repeat(2, 1fr); padding: 0 12px 24px; gap: 10px; }
  .oz-header-inner { padding: 10px 12px; gap: 10px; }
  .oz-search { display: none; }
  .oz-section-title { font-size: 18px; padding: 16px 12px 8px; }
  .oz-cart-panel { width: 100%; }
}
@media (max-width: 480px) {
  .oz-grid { grid-template-columns: 1fr; }
  .oz-card-img-wrap { height: 220px; }
  .oz-card-img-wrap img { max-height: 120px; }
}