/* ==========================================================================
   FOOTER — Grupo Logístico Santos
   ========================================================================== */
#footer {
    background: var(--color-primary);
    color: var(--color-white);
    font-family: var(--font-body);
    position: relative;
    width: 100%;
}

/* ==========================================================================
   ZONA SUPERIOR: Logo + Tagline + Redes Sociales
   ========================================================================== */
.footer-top {
    padding: 40px var(--container-px) 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max);
    margin: 0 auto;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

img.footer-brand-logo {
    width: 50px;
    max-width: 50px;
    min-width: 50px;
    height: 50px;
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}

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

.footer-brand-name {
    font-family: var(--font-heading);
    font-size: var(--text-body);
    letter-spacing: 0.5px;
}

.footer-brand-tagline {
    font-size: var(--text-xs);
    opacity: 0.6;
    margin-top: 2px;
}

.footer-social {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-social a {
    color: var(--color-white);
    opacity: 0.6;
    font-size: 22px;
    line-height: 1;
    transition: opacity var(--ease-default), color var(--ease-default);
    display: flex;
    align-items: center;
}

.footer-social a:hover {
    opacity: 1;
    color: var(--color-accent-light);
}

/* ==========================================================================
   ZONA MEDIA: Grid de enlaces
   ========================================================================== */
.footer-links {
    padding: 30px var(--container-px);
    max-width: var(--container-max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-col-title {
    font-family: var(--font-heading);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    opacity: 0.5;
    margin-bottom: 14px;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a {
    color: var(--color-white);
    text-decoration: none;
    font-size: 15px;
    opacity: 1;
    transition: opacity var(--ease-default), color var(--ease-default);
}

.footer-links a:hover {
    opacity: 1;
    color: var(--color-accent-light);
}

.footer-contact-item {
    font-size: 13px;
    opacity: 0.75;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.footer-contact-item ion-icon {
    font-size: 16px;
    flex-shrink: 0;
}

/* ==========================================================================
   ZONA INFERIOR: Copyright + Premios + Cookies
   ========================================================================== */
.footer-bottom {
    padding: 20px var(--container-px);
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.footer-copyright {
    font-size: 11px;
    opacity: 0.5;
}

.footer-premios-extremo {
    display: flex;
    align-items: center;
}

.premios-img {
    height: 40px;
    width: auto;
    max-width: 280px;
    filter: brightness(0) invert(1);
    opacity: 0.6;
    object-fit: contain;
    transition: opacity var(--ease-default);
}

.premios-img:hover {
    opacity: 0.85;
}

.button-config {
    background: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 4px 12px;
    font-size: 10px;
    cursor: pointer;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all var(--ease-default);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
}

.button-config:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-white);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

/* Tablet */
@media (max-width: 1024px) {
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px 40px;
    }

    .footer-bottom {
        flex-wrap: wrap;
        justify-content: center;
        text-align: center;
        gap: 16px;
    }

    .premios-img {
        max-width: 240px;
    }
}

/* Móvil */
@media (max-width: 768px) {
    .footer-top {
        flex-direction: column;
        text-align: center;
        gap: 20px;
        padding: 30px 16px 24px;
    }

    .footer-brand {
        flex-direction: column;
        gap: 10px;
    }

    .footer-brand-text {
        align-items: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 24px 16px;
        text-align: center;
    }

    /* Ocultar Empresa y Servicios en móvil */
    .footer-links .footer-col:nth-child(1),
    .footer-links .footer-col:nth-child(2) {
        display: none;
    }

    /* Contacto primero, Legal después */
    .footer-links .footer-col:nth-child(4) { order: 1; }
    .footer-links .footer-col:nth-child(3) { order: 2; }

    /* Ocultar títulos de columna */
    .footer-links .footer-col-title {
        display: none;
    }

    .footer-links ul {
        align-items: center;
    }

    .footer-contact-item {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        padding: 16px;
        gap: 12px;
    }

    .premios-img {
        max-width: 200px;
        height: 35px;
    }
}