body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #f5f5f5;
  color: #222;
}

.hero {
  background: linear-gradient(135deg, #0f172a, #2563eb);
  color: white;
  text-align: center;
  padding: 60px 20px;
}

.hero h1 {
  margin: 0;
  font-size: 3rem;
}

.admin-link {
  display: inline-block;
  margin-top: 20px;
  background: white;
  color: #2563eb;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: bold;
}

main {
  padding: 20px;
}

.listing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.card-content {
  padding: 15px;
}

.price {
  color: #16a34a;
  font-weight: bold;
  font-size: 1.2rem;
}

.delete-btn {
  background: #dc2626;
  color: white;
  border: none;
  padding: 10px;
  width: 100%;
  cursor: pointer;
  font-weight: bold;
}

.form-section {
  background: white;
  padding: 20px;
  margin: 20px;
  border-radius: 12px;
}

input, textarea {
  width: 100%;
  padding: 12px;
  margin-bottom: 12px;
  border-radius: 8px;
  border: 1px solid #ccc;
  box-sizing: border-box;
}

button {
  background: #2563eb;
  color: white;
  border: none;
  padding: 12px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: bold;
}

.hidden {
  display: none;
}

.login-screen {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.login-box {
  background: white;
  padding: 30px;
  border-radius: 12px;
  width: 300px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.dashboard-header {
  background: #111827;
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
}