:root {
  --techtra-primary: #2563eb;
  --techtra-text: #1f2937;
  --techtra-muted: #6b7280;
  --techtra-bg: #ffffff;
  --techtra-border: #e5e7eb;
  --techtra-radius: 12px;
  --techtra-container: 1200px;
}

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

body {
  margin: 0;
  font-family: "Be Vietnam Pro", system-ui, sans-serif;
  color: var(--techtra-text);
  background: var(--techtra-bg);
  line-height: 1.6;
}

.container {
  width: min(100% - 2rem, var(--techtra-container));
  margin-inline: auto;
}

a {
  color: var(--techtra-primary);
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  border: 0;
  cursor: pointer;
  font-weight: 600;
}

.btn-primary {
  background: var(--techtra-primary);
  color: #fff;
}

.btn-secondary {
  background: #eff6ff;
  color: var(--techtra-primary);
}

.section-title {
  margin: 0 0 1.5rem;
  font-size: 1.75rem;
}

.products-grid,
.news-grid,
.categories-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}