/* --- Global Design System --- */
:root {
  --color-primary-yellow: #FBC02D; /* Светофор желтый */
  --color-primary-red: #D32F2F;    /* Светофор красный */
  --color-accent-green: #25D366;   /* WhatsApp зеленый */
  --color-bg-main: #F8F9FA;
  --color-bg-card: #FFFFFF;
  --color-text-dark: #212529;
  --color-text-muted: #6C757D;
  --color-border: #E9ECEF;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: var(--font-family);
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--color-bg-main);
  color: var(--color-text-dark);
  line-height: 1.5;
  padding-bottom: 90px; /* Чтобы нижняя плавающая корзина не перекрывала контент */
}

/* --- Шапка (Header) --- */
.header {
  background-color: var(--color-primary-red);
  color: #FFFFFF;
  padding: 15px 20px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.header-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.logo-area {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Векторный светофор в CSS */
.svetofor-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: rgba(255, 255, 255, 0.1);
  padding: 6px 14px;
  border-radius: var(--border-radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.logo-lights {
  display: flex;
  flex-direction: column;
  gap: 3px;
  background-color: #111;
  padding: 4px;
  border-radius: 4px;
}

.logo-light {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.logo-light.red { background-color: #FF5252; box-shadow: 0 0 4px #FF5252; }
.logo-light.yellow { background-color: #FFEB3B; box-shadow: 0 0 4px #FFEB3B; }
.logo-light.green { background-color: #4CAF50; box-shadow: 0 0 4px #4CAF50; }

.logo-text {
  font-size: 20px;
  font-weight: 900;
  color: var(--color-primary-yellow);
  letter-spacing: 1px;
}

.logo-sub {
  font-size: 13px;
  font-weight: 500;
  opacity: 0.9;
  background: rgba(255, 255, 255, 0.15);
  padding: 4px 10px;
  border-radius: 20px;
}

/* Поисковая строка */
.search-bar-container input {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--border-radius-md);
  border: none;
  font-size: 15px;
  outline: none;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.06);
  color: var(--color-text-dark);
  transition: box-shadow 0.2s ease;
}

.search-bar-container input:focus {
  box-shadow: 0 0 0 3px rgba(251, 192, 45, 0.5);
}

/* --- Горизонтальные Категории --- */
.categories-bar {
  background-color: #FFFFFF;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 106px; /* Высота хедера */
  z-index: 99;
}

.categories-container {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 0 15px;
  scrollbar-width: none; /* Скрыть скроллбар в Firefox */
  max-width: 800px;
  margin: 0 auto;
}

.categories-container::-webkit-scrollbar {
  display: none; /* Скрыть скролл в Chrome/Safari */
}

.category-btn {
  white-space: nowrap;
  padding: 8px 16px;
  border-radius: 20px;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-main);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-dark);
  cursor: pointer;
  transition: all 0.2s ease;
}

.category-btn.active {
  background-color: var(--color-primary-yellow);
  border-color: var(--color-primary-yellow);
  color: #111;
  font-weight: 600;
}

/* --- Сетка товаров --- */
.main-content {
  max-width: 800px;
  margin: 20px auto;
  padding: 0 15px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* 2 колонки на мобильных */
  gap: 15px;
}

@media(min-width: 600px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: var(--color-text-muted);
  font-size: 16px;
}

/* --- Карточка товара --- */
.product-card {
  background-color: var(--color-bg-card);
  border-radius: var(--border-radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.product-img-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 100%; /* Соотношение сторон 1:1 */
  background-color: #F8F9FA;
  border-bottom: 1px solid var(--color-border);
}

.product-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-info {
  padding: 12px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-category {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.product-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-dark);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 42px; /* Фиксированная высота для ровной сетки */
}

.product-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary-red);
}

/* Кнопка Добавить в корзину */
.add-to-cart-btn {
  background-color: var(--color-primary-yellow);
  color: #111;
  border: none;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  font-size: 18px;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.add-to-cart-btn:hover {
  background-color: #FBC02D;
}

.add-to-cart-btn:active {
  transform: scale(0.9);
}

/* Управление количеством товара внутри карточки */
.qty-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-bg-main);
  border-radius: 20px;
  padding: 4px 8px;
  border: 1px solid var(--color-border);
}

.qty-btn {
  background: none;
  border: none;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-dark);
  width: 20px;
  height: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qty-val {
  font-size: 14px;
  font-weight: 600;
  min-width: 16px;
  text-align: center;
}

/* --- Плавающая Корзина внизу --- */
.floating-cart {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 600px;
  background-color: #111;
  color: #FFFFFF;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 95;
  display: none; /* Покажется через JS при добавлении товара */
  animation: slideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
  from { transform: translate(-50%, 100px); opacity: 0; }
  to { transform: translate(-50%, 0); opacity: 1; }
}

.floating-cart-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  cursor: pointer;
}

.cart-info {
  font-weight: 600;
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cart-icon {
  font-size: 18px;
}

.cart-total-price {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-primary-yellow);
}

/* --- Модалка Корзины (Шторка) --- */
.cart-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 200;
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.cart-modal-overlay.active {
  display: block;
  opacity: 1;
}

.cart-modal {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  max-height: 90%;
  background-color: #FFFFFF;
  border-top-left-radius: var(--border-radius-lg);
  border-top-right-radius: var(--border-radius-lg);
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 201;
}

.cart-modal-overlay.active + .cart-modal,
.cart-modal.active {
  transform: translateY(0);
}

@media(min-width: 600px) {
  .cart-modal {
    max-width: 500px;
    left: 50%;
    transform: translate(-50%, 100%);
    border-radius: var(--border-radius-lg);
    bottom: 20px;
    max-height: 85%;
  }
  .cart-modal-overlay.active + .cart-modal,
  .cart-modal.active {
    transform: translate(-50%, 0);
  }
}

.cart-modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-modal-header h2 {
  font-size: 18px;
  font-weight: 700;
}

.close-modal-btn {
  background: none;
  border: none;
  font-size: 28px;
  font-weight: 300;
  color: var(--color-text-muted);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-modal-body {
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex-grow: 1;
}

/* Список товаров в корзине */
.cart-items-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.empty-cart-message {
  text-align: center;
  padding: 40px 0;
  color: var(--color-text-muted);
  font-size: 15px;
}

.cart-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.cart-item-name {
  font-size: 14px;
  font-weight: 500;
  max-width: 50%;
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cart-item-price {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary-red);
  min-width: 60px;
  text-align: right;
}

/* Детализация цен */
.cart-summary {
  background-color: var(--color-bg-main);
  padding: 16px;
  border-radius: var(--border-radius-md);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  color: var(--color-text-muted);
}

.summary-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 4px 0;
}

.total-row {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-dark);
}

.total-row span:last-child {
  color: var(--color-primary-red);
}

/* Форма заказа */
.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 10px;
}

.checkout-form h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
  padding: 10px 12px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-border);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary-yellow);
}

/* Зеленая кнопка заказа в WhatsApp */
.submit-order-btn {
  background-color: var(--color-accent-green);
  color: #FFFFFF;
  border: none;
  border-radius: var(--border-radius-md);
  padding: 14px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.2);
  transition: background-color 0.2s ease, transform 0.1s ease;
  margin-top: 10px;
}

.submit-order-btn:hover {
  background-color: #20BA56;
}

.submit-order-btn:active {
  transform: scale(0.98);
}

.whatsapp-btn-icon {
  width: 20px;
  height: 20px;
  fill: #FFFFFF;
}

/* --- Информационный баннер --- */
.info-banner-wrapper {
  max-width: 800px;
  margin: 15px auto 0 auto;
  padding: 0 15px;
}

.info-banner {
  background-color: #FFFDE7; /* Нежно-желтый фон */
  border: 1px solid #FFF59D;
  border-radius: var(--border-radius-md);
  padding: 14px 18px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

.info-icon {
  font-size: 20px;
  line-height: 1;
}

.info-text {
  font-size: 13px;
  color: #5D4037;
  line-height: 1.4;
  text-align: left;
}

/* --- Предупреждение о минимальном заказе --- */
.min-order-warning {
  background-color: #FFEBEE; /* Нежно-красный фон */
  color: #C62828;
  border: 1px solid #FFCDD2;
  padding: 12px;
  border-radius: var(--border-radius-sm);
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  margin-top: 10px;
  margin-bottom: 5px;
}

/* --- Выбор способа доставки --- */
.delivery-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}

.delivery-option-label {
  display: flex;
  align-items: center;
  gap: 10px;
  background-color: var(--color-bg-main);
  border: 1px solid var(--color-border);
  padding: 10px 14px;
  border-radius: var(--border-radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.delivery-option-label input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary-yellow);
  margin: 0;
}

.delivery-option-label:has(input:checked) {
  border-color: var(--color-primary-yellow);
  background-color: #FFFDE7; /* Мягкий желтый фон для выбранного пункта */
}

/* --- CSS Gallery for Multiple Images --- */
.product-gallery {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  scrollbar-width: none; /* Firefox */
}
.product-gallery::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}
.gallery-img {
  flex: 0 0 100%;
  scroll-snap-align: start;
  object-fit: cover;
  width: 100%;
  height: 100%;
}
.gallery-dots {
  position: absolute;
  bottom: 8px;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: center;
  gap: 6px;
  z-index: 10;
  pointer-events: none;
}
.gallery-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 1px 2px rgba(0,0,0,0.3);
  transition: background-color 0.2s ease;
}
.gallery-dot.active {
  background-color: #FFFFFF;
}