:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --bg-color: #f1f2f6; /* Grigio chiaro tipico degli e-commerce */
  --card-bg: #ffffff;
  --text-main: #111827;
  --text-muted: #6b7280;
  --border-color: #e5e7eb;
  --price-color: #b91c1c; /* Rosso scuro per il prezzo, attira l'occhio */
  --radius: 6px; /* Angoli poco arrotondati, molto più tech/store */
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
}

/* HEADER E-COMMERCE */
.store-header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-color);
  padding: 12px 16px 16px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 4px rgba(0,0,0,0.04);
}

.store-header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.store-logo h1 {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.store-logo span {
  color: var(--primary);
}

/* BARRA DI RICERCA (Stile Amazon/ePrice) */
.store-search-bar {
  display: flex;
  max-width: 1200px;
  margin: 0 auto;
  border: 2px solid var(--primary);
  border-radius: var(--radius);
  overflow: hidden;
  height: 44px;
}

.search-select {
  background: #f9fafb;
  border: none;
  border-right: 1px solid var(--border-color);
  padding: 0 10px;
  font-size: 0.85rem;
  color: var(--text-main);
  outline: none;
  cursor: pointer;
  max-width: 120px;
}

.search-input {
  flex: 1;
  border: none;
  padding: 0 12px;
  font-size: 1rem;
  outline: none;
  min-width: 0; /* Previene overflow su mobile */
}

.search-btn {
  background-color: var(--primary);
  color: white;
  border: none;
  padding: 0 20px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.2s;
}

.search-btn:hover {
  background-color: var(--primary-hover);
}

/* MAIN CONTENT */
.store-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px;
}

/* BARRA FILTRI E RISULTATI */
.store-toolbar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--card-bg);
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  margin-bottom: 20px;
}

.toolbar-results {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-main);
}

.toolbar-filters {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.85rem;
}

.price-input {
  width: 70px;
  padding: 6px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 0.85rem;
  outline: none;
}

.price-input:focus { border-color: var(--primary); }

.btn-filter, .btn-reset {
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.85rem;
  border: 1px solid var(--border-color);
}

.btn-filter {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.btn-reset {
  background: white;
  color: var(--text-main);
}

.icc-error { color: var(--price-color); font-weight: bold; }

/* GRIGLIA PRODOTTI (2 colonne su mobile!) */
.store-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px; /* Spazio stretto, tipico e-commerce */
}

/* CARD PRODOTTO */
.store-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: box-shadow 0.2s;
}

.store-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border-color: #d1d5db;
}

.store-card-img-wrapper {
  position: relative;
  padding: 16px;
  background: #ffffff;
  border-bottom: 1px solid #f3f4f6;
  text-align: center;
}

.store-card-img {
  width: 100%;
  height: 140px;
  object-fit: contain;
}

.badge-featured {
  position: absolute;
  top: 8px;
  left: 8px;
  background: #fbbf24; /* Giallo/Arancio offerte */
  color: #854d0e;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 3px;
  text-transform: uppercase;
}

.store-card-content {
  padding: 12px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.store-card-category {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.store-card-title {
  font-size: 0.85rem;
  font-weight: 500;
  line-height: 1.4;
  margin: 0 0 12px;
  color: #007185; /* Colore link stile store (es. Amazon) */
  display: -webkit-box;
  -webkit-line-clamp: 3; /* Mostra max 3 righe */
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.store-card-bottom {
  margin-top: auto;
}

.store-card-price {
  font-size: 0.85rem;
  color: var(--price-color);
  margin-bottom: 12px;
}

.store-card-price span {
  font-size: 1.4rem;
  font-weight: 800;
}

.no-price {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
}

/* BOTTONE ACQUISTO */
.store-btn-buy {
  display: block;
  width: 100%;
  text-align: center;
  background-color: #ffd814; /* Giallo e-commerce classico, attira clic */
  color: #0f1111;
  padding: 10px;
  border-radius: 100px;
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  transition: background 0.2s;
  border: 1px solid #fcd200;
}

.store-btn-buy:hover {
  background-color: #f7ca00;
}

.store-footer {
  text-align: center;
  padding: 24px;
  color: var(--text-muted);
  font-size: 0.8rem;
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  margin-top: 40px;
}

/* BREAKPOINTS (Tablet & Desktop) */
@media (min-width: 640px) {
  .store-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .store-card-img { height: 180px; }
  .store-card-title { font-size: 0.95rem; }
  .price-input { width: 90px; }
}

@media (min-width: 960px) {
  .store-header { padding: 16px 24px; }
  .store-logo h1 { font-size: 1.8rem; }
  .store-search-bar { height: 48px; }
  .search-select { max-width: 180px; font-size: 0.95rem; }
  
  .store-toolbar {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
  }

  .store-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }
}