/* Footer Styles */
.footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2c3e50 100%);
    color: white;
    padding: 4rem 0 2rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 400"><defs><pattern id="footer-grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(59, 151, 182, 0.1)" stroke-width="1"/></pattern></defs><rect width="1200" height="400" fill="url(%23footer-grid)"/></svg>');
    opacity: 0.3;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.8rem;
    font-weight: 800;
    color: white;
    text-decoration: none;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.footer-logo:hover {
    color: #5bb3d1;
    transform: scale(1.05);
}

.footer-logo i {
    font-size: 2rem;
    color: #3b97b6;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1rem;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
    padding: 0.5rem;
    border-radius: 8px;
}

.contact-item:hover {
    color: #5bb3d1;
    background: rgba(59, 151, 182, 0.1);
}

.contact-item i {
    color: #3b97b6;
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

.footer-section h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1.5rem;
    position: relative;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 3px;
    background: linear-gradient(135deg, #3b97b6 0%, #5bb3d1 100%);
    border-radius: 2px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.3rem 0;
    position: relative;
}

.footer-links a::before {
    content: "→";
    color: #3b97b6;
    font-weight: bold;
    opacity: 0;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: #5bb3d1;
    padding-left: 1rem;
}

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

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-link {
    width: 45px;
    height: 45px;
    background: rgba(59, 151, 182, 0.1);
    border: 1px solid rgba(59, 151, 182, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #5bb3d1;
    text-decoration: none;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.social-link:hover {
    background: #3b97b6;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(59, 151, 182, 0.3);
}

.newsletter {
    margin-top: 2rem;
}

.newsletter h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    margin-bottom: 1rem;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.newsletter-input {
    flex: 1;
    padding: 0.8rem 1rem;
    border: 1px solid rgba(59, 151, 182, 0.3);
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 0.9rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.newsletter-input:focus {
    outline: none;
    border-color: #3b97b6;
    background: rgba(255, 255, 255, 0.15);
}

.newsletter-btn {
    padding: 0.8rem 1.5rem;
    background: linear-gradient(135deg, #3b97b6 0%, #2a7a8f 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(59, 151, 182, 0.4);
}

.newsletter-privacy {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.4;
}

.footer-bottom {
    border-top: 1px solid rgba(59, 151, 182, 0.2);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.footer-bottom-links a:hover {
    color: #5bb3d1;
}

.certifications-badge {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.cert-badge {
    background: rgba(59, 151, 182, 0.1);
    border: 1px solid rgba(59, 151, 182, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    color: #5bb3d1;
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    
    .footer-brand {
        grid-column: 1 / -1;
        margin-bottom: 2rem;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: 3rem 0 1.5rem;
    }
    
    .footer-container {
        padding: 0 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-brand {
        grid-column: 1;
        margin-bottom: 0;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .footer-bottom-links {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-btn {
        align-self: flex-start;
    }
}

@media (max-width: 480px) {
    .footer-logo {
        font-size: 1.5rem;
    }
    
    .footer-logo i {
        font-size: 1.8rem;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .footer-bottom-links {
        flex-direction: column;
        gap: 1rem;
    }
}