body{ font-family: Arial, sans-serif; background:#f6f7fb; color:#0b1320; margin:0; }
.site-header{ background:#0b1220; color:#fff; padding:12px 20px; display:flex; justify-content:space-between; align-items:center;}
.site-header nav a{ color:#9be7ff; margin-left:12px; text-decoration:none; font-weight:600;}
.titulo{ text-align:center; margin:20px 0; font-size:28px;}
.grid{ display:flex; gap:16px; flex-wrap:wrap; justify-content:center; padding:20px;}
.card{ width:240px; background:#fff; padding:14px; border-radius:10px; box-shadow:0 6px 18px rgba(0,0,0,0.06); text-align:center;}
.img-card{ width:100%; height:140px; object-fit:cover; border-radius:6px; background:#eee;}
.btn{ display:inline-block; background:#0dcaf0; color:#001; padding:8px 14px; border-radius:8px; text-decoration:none; margin-top:8px;}
.form-box{ width:360px; margin:30px auto; background:#fff; padding:20px; border-radius:8px; box-shadow:0 8px 24px rgba(0,0,0,0.06);}
input{ width:100%; padding:10px; margin:6px 0; border:1px solid #ddd; border-radius:6px;}
.error{ color:#c0392b;}
.cart-table{ width:90%; margin:10px auto; border-collapse:collapse; background:#fff; }
.cart-table th, .cart-table td{ padding:10px; border-bottom:1px solid #eee; text-align:left;}