:root {
  --bg: #ffffff;
  --fg: #111111;
  --muted: #6b7280;
  --border: #e5e7eb;
  --accent: #111111;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--fg);
  background: var(--bg);
  font-family: Arial, sans-serif;
  line-height: 1.4;
}

a {
  color: inherit;
  text-decoration: none;
}

.b2b-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 16px;
}

.b2b-header {
  border-bottom: 1px solid var(--border);
}

.b2b-header .b2b-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.b2b-header nav {
  display: flex;
  gap: 14px;
  font-size: 14px;
}

.b2b-logo-link {
  display: inline-flex;
  align-items: center;
}

.b2b-logo {
  width: 200px;
  max-width: 100%;
  height: auto;
}

.b2b-hero {
  padding: 48px 0 24px;
}

.b2b-button {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
}

.b2b-catalog {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 16px;
}

.b2b-filters {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  position: sticky;
  top: 12px;
  height: fit-content;
}

.b2b-search-row {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.b2b-search-row input,
.b2b-search-row select {
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 100%;
}

.b2b-stock-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  font-size: 14px;
}

#b2b-hits {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 10px;
}

.b2b-hit {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
}

.b2b-hit h4 {
  margin: 0 0 8px;
  font-size: 14px;
}

.b2b-hit p {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 13px;
}

.b2b-price {
  color: var(--fg) !important;
  font-weight: 700;
}

#b2b-load-more {
  margin-top: 12px;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 8px;
  padding: 10px 12px;
}

@media (max-width: 960px) {
  .b2b-logo {
    width: 165px;
  }

  .b2b-catalog {
    grid-template-columns: 1fr;
  }

  .b2b-filters {
    position: static;
  }
}