:root {
  --bg: #f7f7fb;
  --card: #ffffff;
  --text: #1f2330;
  --muted: #6b7080;
  --brand: #e36002;
  --brand-dark: #b84d00;
  --radius: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.site-header {
  background: var(--card);
  border-bottom: 1px solid #e6e6ef;
  padding: 16px 24px;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--brand);
  text-decoration: none;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 24px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.card h1, .card h2 { margin-top: 0; }

.price {
  font-size: 1.4rem;
  font-weight: 700;
}

form {
  display: flex;
  gap: 8px;
}

input[type="number"] {
  width: 72px;
  padding: 8px;
  border: 1px solid #d5d5e0;
  border-radius: 8px;
  font-size: 1rem;
}

.btn {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
}

.btn:hover { background: var(--brand-dark); }