:root {
    --purple-yape: #74226c;
    --aquamarine-yape: #00dfca;
    --dark: #222;
    --light: #f4f4f9;
}

body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(--light); margin: 0; padding: 20px; color: var(--dark); }
.container { max-width: 900px; margin: 0 auto; }
header { display: flex; justify-content: space-between; align-items: center; border-bottom: 2px solid #ddd; padding-bottom: 10px; margin-bottom: 20px; }
h1 span { color: var(--purple-yape); }

/* Catálogo */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; }
.card { background: white; padding: 15px; border-radius: 8px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); text-align: center; }
.card img { max-width: 100%; height: 200px; object-fit: cover; border-radius: 4px; }
.card h3 { margin: 10px 0 5px 0; }
.card .precio { font-weight: bold; color: var(--purple-yape); margin-bottom: 10px; }

/* Botones */
.btn { background: var(--purple-yape); color: white; border: none; padding: 10px 15px; border-radius: 5px; cursor: pointer; font-weight: bold; width: 100%; transition: background 0.2s; }
.btn:hover { background: #5c1b56; }
.btn-secondary { background: #e0e0e0; color: #333; margin-bottom: 15px; }
.btn-secondary:hover { background: #d0d0d0; }

/* Carrito y Formularios */
.checkout-box { background: white; padding: 25px; border-radius: 8px; box-shadow: 0 4px 10px rgba(0,0,0,0.1); max-width: 500px; margin: 0 auto; }
.form-group { margin-bottom: 15px; text-align: left; }
.form-group label { display: block; margin-bottom: 5px; font-weight: bold; }
.form-group input { width: 100%; padding: 8px; box-sizing: border-box; border: 1px solid #ccc; border-radius: 4px; }
.hidden { display: none; }