:root{--brand:#0073e6;--brand-600:#005bb5;}
    *{box-sizing:border-box}
    body{
    margin:0;
    min-height:100vh;
    justify-content:center;
    align-items:flex-start;
    padding:16px;
    }
    .container{
    display:flex;
    flex-direction:row;
    width:min(1200px,100%);
    }
    .image-section{
    flex:1 1 50%;
    min-height:480px;
    }
    .content-section {
    font-size: 1.4rem;     /* tamaño uniforme del texto */
    line-height: 1.8;      /* mejora la legibilidad */
    color: #111;           /* texto oscuro */
    }

    .content-section h1 {
    font-size: 2rem;     /* mismo tamaño que el resto */
    font-weight: 900;      /* mantiene el énfasis */
    margin-top: 50px;
    margin-bottom: 10px;
    }

    .content-section li {
    margin-bottom: 10px;
    }

    .content-section strong {
    color: #0073e6;        /* resalta los textos importantes */
    }
    h1{margin:0;font-size:2rem;line-height:1.2}
    p{margin:0;line-height:1.6;color:#333}
    .price{font-size:1.8rem;color:var(--brand);font-weight:700}
    .btn{
    background:var(--brand);
    color:#fff;border:0;border-radius:8px;cursor:pointer;
    padding:12px 18px;font-weight:700;transition:transform .06s;
    width:fit-content
    }
    .btn:active{transform:translateY(1px)}
    .btn:hover{background:var(--brand-600)}

    .related-wrapper {
    max-width: 1100px;
    margin: 40px 0;
    padding: 0 16px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    width: 100%;
    }
    .product-link {
        color: black !important;
        font-size: 1.9rem !important;
        font-weight: 800;
        text-decoration: none;
        display: inline-block;
        margin-bottom: 6px;
    }
    .product-link:hover {
        text-decoration: underline;
        opacity: 0.85;
    }
    .related-title {
        font-size: 2.4rem;
        margin-bottom: 30px;
    }

    .related-grid {
        display: flex;
        gap: 40px;
        flex-wrap: wrap;
        justify-content: flex-start;
    }

    .related-item {
        flex: 0 0 auto;
        text-align: center;
    }

    .related-item img {
        max-width: 220px;
        height: auto;
        display: block;
        margin: 0 auto 10px;
    }

    .related-item a.product-link {
        display: inline-block;
        margin-bottom: 6px;
        font-size: 1rem;
        color: #0056b3;
        text-decoration: none;
    }

    .related-item a.product-link:hover {
        text-decoration: underline;
    }

    .related-item .price {
        margin-bottom: 16px;
        font-size: 0.95rem;
    }

    .related-item .price span {
        display: block;
    }

    .related-item .price span.amount {
        margin-top: 2px;
    }

  .btn-cart {
    display: inline-block;
    padding: 12px 26px;
    background: #000;
    color: #fff;
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
  }
  .amount {
    font-size: 1.9rem !important;   /* más grande */
    color: #555 !important;         /* gris suave */
    font-weight: 600;               /* más visible */
}
  .btn-cart:hover {
    opacity: 0.9;
  }
    /* --- Responsive --- */
    @media (max-width: 960px){
        .container{flex-direction:column}
        .image-section{min-height:280px}
        .content-section{padding:22px}
        h1{font-size:1.6rem}
        .price{font-size:1.4rem}
    }
    @media (max-width: 480px){
    body{padding:8px}
    .container{border-radius:10px}
    }
    
    .footer {
        background: #000;
        color: rgb(247, 243, 243);
        padding: 40px 20px;
        text-align: center;
        font-family: Arial, sans-serif;
        color: #fff !important;
        opacity: 1 !important;
    }
    
    .footer-content {
        max-width: 1000px;
        margin: 0 auto;
    }
    
    .footer-left p {
        text-align: center;
        margin-bottom: 40px;
        font-size: 14px;
        line-height: 1.6;
        color: rgb(151, 144, 144) !important;
        opacity: 1 !important;
    }
    
    .footer-center {
        margin-bottom: 40px;
    }
    
    .footer-logo {
        width: 320px;
        margin-bottom: 10px;
    }
    
    .footer-title {
        margin: 10px 0;
        font-size: 32px;
        font-weight: 800;
        line-height: 1.1;
    }
    
    .footer-slogan {
        font-size: 18px;
        margin-top: 20px;
        color: rgb(151, 144, 144) !important;
        opacity: 1 !important;
    }
    
    .footer-bottom p {
        margin: 5px 0;
        font-size: 14px;
        color: rgb(151, 144, 144) !important;
        opacity: 1 !important;
    }
    
    /* Responsive */
    @media (max-width: 768px) {
        .footer-left p {
            text-align: center;
        }
        .footer-title {
            font-size: 26px;
        }
        .footer-slogan {
            font-size: 16px;
        }
    }