/* ===================================
   Footer
   =================================== */

.footer {
    background: var(--gradient-section-dark);
    border-top: 2px solid var(--color-accent);
    padding: 0 0 var(--spacing-lg);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

/* Brasão decorativo no footer */
.footer::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 500px;
    background-image: url('../images/icons/brasao1_semfundo.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.03;
    pointer-events: none;
    z-index: 0;
}

.footer > .container {
    position: relative;
    z-index: 1;
}

/* Newsletter Section */
.footer-newsletter {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05), rgba(37, 99, 235, 0.02));
    border-bottom: var(--border-width-thin) solid rgba(37, 99, 235, 0.1);
    padding: var(--spacing-3xl) 0;
    margin-bottom: var(--spacing-2xl);
}

.newsletter-content {
    max-width: 900px;
    margin: 0 auto;
}

.newsletter-text {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.newsletter-text h3 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.newsletter-text h3 i {
    color: var(--color-accent);
}

.newsletter-text p {
    font-size: var(--font-size-base);
    color: var(--color-gray-light);
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-form {
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-input-group {
    display: flex;
    gap: var(--spacing-sm);
}

.newsletter-input-group input {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border: var(--border-width-thin) solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    color: var(--color-white);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
}

.newsletter-input-group input::placeholder {
    color: var(--color-gray);
}

.newsletter-input-group input:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.newsletter-input-group .btn {
    white-space: nowrap;
}

.newsletter-success {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(0, 255, 100, 0.1);
    border: var(--border-width-thin) solid rgba(0, 255, 100, 0.3);
    border-radius: var(--border-radius-md);
    color: #00ff64;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    padding: 0 var(--spacing-xl);
}

/* Footer Brand */
.footer-brand {
    max-width: 400px;
}

.footer-logo {
    width: auto;
    height: 100px;
    max-width: 250px;
    object-fit: contain;
    display: block;
    margin-bottom: var(--spacing-md);
}

.footer-brand h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.footer-brand p {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.footer-location {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-gray-light);
    font-size: var(--font-size-sm);
}

.footer-location i {
    color: var(--color-accent);
}

/* Footer Links */
.footer-links h4,
.footer-social h4 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    font-size: var(--font-size-base);
    color: var(--color-gray-light);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-links a i {
    font-size: var(--font-size-sm);
    color: var(--color-accent);
    opacity: 0.7;
}

.footer-links a:hover {
    color: var(--color-accent);
    transform: translateX(5px);
}

.footer-links a:hover i {
    opacity: 1;
}

/* Social Section */
.footer-social p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-md);
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social-links a {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 209, 255, 0.1);
    border: var(--border-width) solid rgba(0, 209, 255, 0.3);
    border-radius: var(--border-radius-lg);
    color: var(--color-accent);
    font-size: var(--font-size-lg);
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.social-links a::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: var(--color-accent);
    transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
}

.social-links a:hover::before {
    width: 100%;
    height: 100%;
}

.social-links a:hover {
    border-color: var(--color-accent);
    color: var(--color-primary);
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--shadow-glow-strong);
}

.social-links a i {
    position: relative;
    z-index: 1;
}

/* Footer Bottom */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
    border-top: var(--border-width) solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-copyright {
    text-align: left;
}

.footer-bottom p {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
    margin-bottom: var(--spacing-xs);
}

.footer-bottom a {
    color: var(--color-accent);
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast);
}

.footer-bottom a:hover {
    color: var(--color-accent-light);
    text-decoration: underline;
}

.footer-links-bottom {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.footer-links-bottom a {
    color: var(--color-gray-light);
}

.footer-links-bottom span {
    color: var(--color-gray);
}

/* Responsividade */
@media (max-width: 992px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .footer-newsletter {
        padding: var(--spacing-2xl) var(--spacing-lg);
    }
    
    .newsletter-text h3 {
        font-size: var(--font-size-xl);
    }
    
    .newsletter-input-group {
        flex-direction: column;
    }
    
    .newsletter-input-group .btn {
        width: 100%;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 0 var(--spacing-lg);
    }
    
    .footer-brand {
        max-width: 100%;
        margin: 0 auto;
        text-align: center;
    }
    
    .footer-logo {
        margin: 0 auto var(--spacing-md);
        height: 70px;
        object-fit: contain;
    }
    
    .footer-location {
        justify-content: center;
    }
    
    .footer-links ul {
        align-items: center;
    }
    
    .footer-links a {
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .footer-links a:hover {
        transform: translateY(-3px);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        padding-left: var(--spacing-lg);
        padding-right: var(--spacing-lg);
    }
    
    .footer-copyright {
        text-align: center;
    }
    
    .footer-links-bottom {
        flex-wrap: wrap;
        justify-content: center;
    }
}