/* ===============================
   FOOTER BASE
=============================== */
footer {
    background-color: #5a3030;
    color: #ffffff;
    padding: 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-column {
    display: flex;
    flex-direction: column;
}

/* Izquierda */
.footer-izquierda {
    flex: 1;
    min-width: 200px;
    align-items: flex-start;
}
.footer-izquierda img {
    width: 80px;
    height: auto;
}

.footer-copy {
    font-size: 0.75rem;
    margin-top: 15px;
    line-height: 1.4;
    color: #ddd;
}
.footer-copy a {
    color: #c1916b;
    text-decoration: none;
}
.footer-copy a:hover {
    text-decoration: underline;
}

/* Centro */
.footer-enlaces {
    flex: 1;
    min-width: 150px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    font-size: 0.75rem;
}
.footer-enlaces a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}
.footer-enlaces a:hover {
    color: #c1916b;
}

/* Derecha */
.footer-derecha {
    flex: 1.5;
    min-width: 250px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.footer-derecha h4 {
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.85rem;
}
.footer-derecha form {
    display: flex;
    gap: 8px;
    width: 100%;
}
.footer-derecha input[type="email"] {
    flex: 1;
    padding: 8px 10px;
    border: none;
    border-radius: 5px;
    font-size: 0.8rem;
    outline: none;
}
.footer-derecha button {
    padding: 8px 16px;
    background-color: #c1916b;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: background-color 0.3s ease;
}
.footer-derecha button:hover {
    background-color: #a5744c;
}

/* Redes sociales */
.footer-social-icons {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}
.footer-social-icons a img {
    width: 24px;
    height: 24px;
    filter: invert(100%);
    transition: transform 0.3s ease;
}
.footer-social-icons a img:hover {
    transform: scale(1.25);
}

/* Scroll to top */
.scroll-to-top {
    display: inline-block;
    margin-top: 10px;
    font-size: 0.75rem;
    font-weight: bold;
    color: white;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.3s ease, color 0.3s ease;
}
.scroll-to-top:hover {
    color: #c1916b;
    transform: scale(1.2);
}

/* ===============================
   RESPONSIVE FOOTER
   (De mayor a menor)
=============================== */

/* Notebooks grandes + (>1440px) */
@media (min-width: 1441px) {
    .footer-content {
        grid-template-columns: repeat(auto-fit, minmax(clamp(250px, 25vw, 300px), 1fr));
        gap: clamp(1.5rem, 3vw, 2rem);
    }
    .footer-izquierda { max-width: clamp(280px, 30vw, 350px); }
    .footer-enlaces { max-width: clamp(180px, 20vw, 220px); font-size: clamp(0.9rem, 1.5vw, 1rem); }
    .footer-derecha { max-width: clamp(280px, 30vw, 350px); }
    .footer-derecha form { max-width: clamp(220px, 40vw, 300px); }
    .footer-izquierda img { width: clamp(100px, 15vw, 120px); }
    .footer-social-icons a img { width: clamp(26px, 4vw, 30px); }
}

/* Tablets 13-14" y notebooks pequeños (1025px - 1440px) */
@media (min-width: 1025px) and (max-width: 1440px) {
    .footer-content {
        grid-template-columns: repeat(auto-fit, minmax(clamp(220px, 25vw, 280px), 1fr));
        gap: clamp(1.5rem, 2.5vw, 2rem);
    }
    .footer-izquierda { max-width: clamp(250px, 30vw, 320px); }
    .footer-enlaces { max-width: clamp(150px, 20vw, 200px); font-size: clamp(0.8rem, 1.5vw, 0.9rem); }
    .footer-derecha { max-width: clamp(250px, 30vw, 320px); }
    .footer-derecha form { max-width: clamp(200px, 40vw, 280px); }
    .footer-izquierda img { width: clamp(90px, 15vw, 110px); }
    .footer-social-icons a img { width: clamp(24px, 4vw, 28px); }

    /* Ajuste específico notebooks 1366x768 */
    @media (max-width: 1366px) {
        .footer-content {
            grid-template-columns: repeat(auto-fit, minmax(clamp(180px, 22vw, 250px), 1fr));
            gap: clamp(1rem, 2vw, 1.5rem);
        }
        .footer-izquierda,
        .footer-derecha { max-width: clamp(200px, 28vw, 280px); }
        .footer-derecha form { max-width: clamp(180px, 35vw, 250px); }
        .footer-izquierda img { width: clamp(80px, 15vw, 100px); }
    }
}

/* Tablets medianas (769px - 992px) */
@media (min-width: 769px) and (max-width: 992px) {
    .footer-content {
        grid-template-columns: repeat(auto-fit, minmax(clamp(200px, 30vw, 280px), 1fr));
        gap: clamp(1rem, 2.5vw, 1.5rem);
    }
    .footer-izquierda { max-width: clamp(220px, 35vw, 300px); }
    .footer-enlaces { max-width: clamp(140px, 25vw, 180px); font-size: clamp(0.8rem, 1.5vw, 0.9rem); }
    .footer-derecha { max-width: clamp(220px, 35vw, 300px); }
    .footer-derecha form {
        max-width: clamp(200px, 45vw, 280px);
        flex-direction: row;
        gap: clamp(6px, 1.5vw, 8px);
    }
    .footer-derecha input[type="email"], .footer-derecha button {
        font-size: clamp(0.8rem, 1.5vw, 0.9rem);
    }
    .footer-izquierda img { width: clamp(80px, 18vw, 100px); }
    .footer-social-icons a img { width: clamp(22px, 4.5vw, 26px); }
}

/* Tablets pequeñas (600px - 768px) */
@media (min-width: 600px) and (max-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(auto-fit, minmax(clamp(180px, 25vw, 250px), 1fr));
        gap: clamp(1rem, 2.5vw, 1.5rem);
    }
    .footer-izquierda { max-width: clamp(200px, 35vw, 300px); }
    .footer-enlaces { max-width: clamp(120px, 20vw, 180px); font-size: clamp(0.8rem, 1.5vw, 0.9rem); }
    .footer-derecha { max-width: clamp(200px, 35vw, 300px); }
    .footer-derecha form { flex-direction: column; max-width: clamp(180px, 45vw, 250px); }
    .footer-derecha input[type="email"], .footer-derecha button {
        width: 100%; border-radius: 25px;
    }
    .footer-izquierda img { width: clamp(80px, 18vw, 100px); }
    .footer-social-icons a img { width: clamp(22px, 4.5vw, 26px); }
}

/* Pantallas medianas y pequeñas (<768px) */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: clamp(1rem, 2.5vw, 1.5rem);
        align-items: center;
        text-align: center;
    }
    .footer-izquierda, .footer-enlaces, .footer-derecha {
        max-width: 100%;
        align-items: center;
        text-align: center;
    }
    .footer-derecha form { flex-direction: column; max-width: clamp(200px, 60vw, 280px); }
    .footer-derecha input[type="email"], .footer-derecha button { width: 100%; border-radius: 25px; }
    .footer-social-icons { justify-content: center; }
    .footer-copy { margin-top: clamp(1rem, 2vw, 1.5rem); }
}

/* Celulares grandes (<480px) */
@media (max-width: 480px) {
    footer { padding: clamp(1rem, 2vw, 1.5rem) clamp(0.5rem, 1.5vw, 1rem); }
    .footer-content { gap: clamp(0.8rem, 2vw, 1rem); }
    .footer-copy, .footer-enlaces a, .footer-derecha h4,
    .footer-derecha input[type="email"], .footer-derecha button, .scroll-to-top {
        font-size: clamp(0.7rem, 1.5vw, 0.8rem);
    }
    .footer-izquierda img { width: clamp(70px, 20vw, 90px); }
    .footer-social-icons a img { width: clamp(20px, 5vw, 24px); }
}

/* Muy pequeños (<360px) */
@media (max-width: 360px) {
    footer { padding: clamp(0.8rem, 1.5vw, 1rem) clamp(0.3rem, 1vw, 0.5rem); }
    .footer-content { gap: clamp(0.5rem, 1.5vw, 0.8rem); }
    .footer-social-icons a img { width: clamp(18px, 5vw, 22px); }
}

/* Retina / HiDPI */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .footer-izquierda img, .footer-social-icons a img {
        image-rendering: -webkit-optimize-contrast;
    }
}
/* ===============================
   FIN FOOTER
=============================== */