/* ===== GLOBAL ===== */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #f7f8fa;
  color: #222;
}

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

/* ===== NAVIGATION ===== */

nav {
  background: #ffffff;
  border-bottom: 1px solid #e5e5e5;
  padding: 15px 40px;
  display: flex;
  gap: 30px;
}

nav a {
  font-weight: 600;
  color: #333;
}

nav a:hover {
  color: #0066ff;
}

/* ===== PAGE CONTAINER ===== */

.container {
  max-width: 1100px;
  margin: auto;
  padding: 40px;
}

/* ===== BUTTON ===== */

.btn {
  display: inline-block;
  background: #0066ff;
  color: #fff;
  padding: 12px 26px;
  border-radius: 6px;
  font-weight: bold;
}

.btn:hover {
  background: #004fcc;
}

/* ===== PRODUCT CARD ===== */

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
}

.product-card {
  background: white;
  border-radius: 10px;
  padding: 25px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.05);
}

.product-card h3 {
  margin-top: 0;
}

/* ===== FOOTER ===== */

footer {
  background: #111;
  color: #aaa;
  text-align: center;
  padding: 30px;
  margin-top: 60px;
}