* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Noto Sans TC", Arial, sans-serif;
}

body {
  background: #0f172a;
  color: #fff;
}

/* 導覽列 */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  background: #020617;
}

.navbar a {
  color: #fff;
  text-decoration: none;
  margin-left: 20px;
}

/* 主視覺 */
.hero {
  text-align: center;
  padding: 80px 20px;
  background: linear-gradient(135deg, #1e293b, #020617);
}

.hero h1 {
  font-size: 32px;
  margin-bottom: 10px;
}

/* 商品區 */
.products {
  padding: 60px 40px;
}

.products h2 {
  text-align: center;
  margin-bottom: 40px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

.card {
  background: #020617;
  padding: 20px;
  border-radius: 14px;
  text-align: center;
}

.card img {
  width: 100%;
  border-radius: 10px;
}

.card h3 {
  margin: 15px 0;
}

.card button {
  padding: 10px;
  width: 100%;
  border: none;
  border-radius: 8px;
  background: #38bdf8;
  cursor: pointer;
}

/* 頁尾 */
footer {
  text-align: center;
  padding: 20px;
  background: #020617;
  margin-top: 40px;
}