/* Footer - Diseño Moderno y Optimizado */
.footer {
    background: linear-gradient(135deg, #111827 0%, #1F2937 50%, #111827 100%); /* Más oscuro */
    color: #D1D5DB; /* Mejorado de var(--gray-300) */
    position: relative;
    overflow: hidden;
    padding: var(--spacing-4xl) 0 0;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    z-index: 2;
}

.footer::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(233, 30, 99, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
}

.footer .container {
    position: relative;
    z-index: 2;
}

/* Contenido principal del footer */
.footer__content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1.2fr;
    gap: var(--spacing-3xl);
    padding-bottom: var(--spacing-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Sección del logo y descripción */
.footer__section:first-child {
    max-width: 350px;
}

.footer__logo {
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer__logo-img {
    height: 60px;
    width: auto;
    filter: brightness(1.1);
    transition: all 0.3s ease;    

}

.footer__logo:hover .footer__logo-img {
    filter: brightness(1.3) drop-shadow(0 0 10px rgba(233, 30, 99, 0.3));
    transform: scale(1.05);
}

.footer__description {
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
    font-size: var(--font-size-base);
}

/* Redes sociales mejoradas */
.footer__social {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--gray-400);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.footer__social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left 0.3s ease;
    z-index: -1;
}

.footer__social-link:hover {
    color: var(--white);
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 25px rgba(233, 30, 99, 0.3);
    border-color: var(--primary-color);
}

.footer__social-link:hover::before {
    left: 0;
}

.footer__social-link i {
    font-size: var(--font-size-lg);
    z-index: 1;
    position: relative;
}

/* Títulos de secciones mejorados */
.footer__title {
    color: var(--white);
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer__title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.footer__section:hover .footer__title::after {
    width: 60px;
}

/* Enlaces mejorados */
.footer__links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__link {
    color: var(--gray-400);
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) 0;
    position: relative;
    font-size: var(--font-size-base);
}

.footer__link::before {
    content: '→';
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
    color: var(--primary-color);
    font-weight: 600;
}

.footer__link:hover {
    color: var(--primary-color);
    transform: translateX(8px);
    font-weight: 500;
}

.footer__link:hover::before {
    opacity: 1;
    transform: translateX(0);
}

/* Información de contacto mejorada */
.footer__contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.footer__contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--gray-400);
    padding: var(--spacing-sm);
    border-radius: 8px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid transparent;
}

.footer__contact-item:hover {
    background: rgba(233, 30, 99, 0.05);
    border-color: rgba(233, 30, 99, 0.2);
    transform: translateX(5px);
}

.footer__contact-item i {
    color: var(--primary-color);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(233, 30, 99, 0.1);
    border-radius: 50%;
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.footer__contact-item span {
    font-size: var(--font-size-base);
    line-height: 1.4;
}

/* Sección inferior mejorada */
.footer__bottom {
    padding: var(--spacing-xl) 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--spacing-2xl);
    padding-left: 25px;
    padding-right: 25px;

}

.footer__bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer__copyright {
    color: var(--gray-500);
    font-size: var(--font-size-base);
    font-weight: 400;
}

/* Certificaciones mejoradas */
.footer__certifications {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.certification-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(76, 175, 80, 0.1);
    color: var(--success-color);
    border-radius: 20px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    border: 1px solid rgba(76, 175, 80, 0.2);
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.certification-badge:hover {
    background: rgba(76, 175, 80, 0.15);
    border-color: rgba(76, 175, 80, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.2);
}

.certification-badge i {
    font-size: var(--font-size-base);
}

/* Animaciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.footer__section {
    animation: fadeInUp 0.6s ease forwards;
}

.footer__section:nth-child(1) { animation-delay: 0.1s; }
.footer__section:nth-child(2) { animation-delay: 0.2s; }
.footer__section:nth-child(3) { animation-delay: 0.3s; }
.footer__section:nth-child(4) { animation-delay: 0.4s; }
.footer__section:nth-child(5) { animation-delay: 0.5s; }

/* Responsividad mejorada */
@media (max-width: 1200px) {
    .footer__content {
        grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
        gap: var(--spacing-2xl);
    }
    
    .footer__section:nth-child(3) {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
    
    .footer__section:nth-child(3) .footer__title {
        grid-column: 1 / -1;
        text-align: center;
        margin-bottom: var(--spacing-lg);
    }
    
    .footer__section:nth-child(3) .footer__title::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

@media (max-width: 968px) {
    .footer__content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer__section:nth-child(3) {
        grid-column: 1 / -1;
    }
    
    .footer__section:nth-child(4),
    .footer__section:nth-child(5) {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
        text-align: left;
    }
    
    .footer__section:nth-child(4) .footer__title,
    .footer__section:nth-child(5) .footer__title {
        grid-column: 1 / -1;
        text-align: center;
    }
    
    .footer__section:nth-child(4) .footer__title::after,
    .footer__section:nth-child(5) .footer__title::after {
        left: 50%;
        transform: translateX(-50%);
    }
}

@media (max-width: 768px) {
    .footer {
        padding: var(--spacing-3xl) 0 0;
    }
    
    .footer__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .footer__section:first-child {
        max-width: none;
    }
    
    .footer__section:nth-child(3),
    .footer__section:nth-child(4),
    .footer__section:nth-child(5) {
        grid-column: 1;
        display: block;
        text-align: center;
    }
    
    .footer__title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer__social {
        justify-content: center;
    }
    
    .footer__bottom-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .footer__certifications {
        justify-content: center;
    }
    
    .footer__contact-item:hover {
        transform: translateY(-3px);
    }
    
    .footer__link:hover {
        transform: translateY(-2px);
    }
}

@media (max-width: 480px) {
    .footer {
        padding: var(--spacing-2xl) 0 0;
    }
    
    .footer__content {
        gap: var(--spacing-xl);
    }
    
    .footer__social {
        gap: var(--spacing-sm);
    }
    
    .footer__social-link {
        width: 45px;
        height: 45px;
    }
    
    .footer__social-link i {
        font-size: var(--font-size-base);
    }
    
    .footer__certifications {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }
    
    .certification-badge {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-xs);
    }
    
    .footer__contact-item {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .footer__contact-item i {
        margin-bottom: var(--spacing-xs);
    }
    
    .footer__title {
        font-size: var(--font-size-lg);
    }
    
    .footer__bottom {
        padding: var(--spacing-lg) 0;
    }
}

/* Estados de hover mejorados para dispositivos táctiles */
@media (hover: hover) {
    .footer__section:hover {
        transform: translateY(-5px);
    }
    
    .footer__section:hover .footer__title {
        color: var(--primary-light);
    }
}

/* Efectos de parallax sutil */
@media (prefers-reduced-motion: no-preference) {
    .footer::after {
        animation: float 20s ease-in-out infinite;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

/* Mejoras de accesibilidad */
.footer__link:focus,
.footer__social-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.footer__contact-item:focus-within {
    background: rgba(233, 30, 99, 0.1);
    border-color: var(--primary-color);
}

/* Transiciones suaves para todos los elementos */
.footer *,
.footer *::before,
.footer *::after {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}