/* --- CSS VARIABLES --- */
:root {
    --primary-blue: #2563EB;
    --primary-dark: #1E40AF;
    --dark-bg: #0B1120;
    --footer-bg: #0F172A;
    --text-light: #F3F4F6;
    --text-gray: #6B7280;
    --radius: 8px;
    --transition: all 0.3s ease;
}

/* --- FOOTER --- */
footer {
    background-color: var(--footer-bg);
    color: var(--text-light);
    padding: 60px 0 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: white;
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: var(--text-light);
    transition: var(--transition);
    text-decoration: none;
    font-size: 14px;
}

.footer-col ul li a:hover {
    color: var(--primary-blue);
}

.footer-desc {
    color: var(--text-gray);
    font-size: 14px;
    line-height: 1.6;
    margin: 20px 0;
}

.social-icons {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--text-light);
    transition: var(--transition);
    text-decoration: none;
}

.social-icons a:hover {
    background-color: var(--primary-blue);
    color: white;
}

.contact-item {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
}

.contact-item i {
    color: var(--primary-blue);
    flex-shrink: 0;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 30px;
    font-size: 13px;
    color: var(--text-gray);
}

.footer-links {
    display: flex;
    gap: 0;
}

.footer-links a {
    color: var(--text-gray);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a {
    margin-left: 20px;
}

.footer-links a:hover {
    color: white;
}

/* Responsive */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    footer {
        padding: 40px 0 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        margin-bottom: 20px;
        padding-bottom: 20px;
    }

    .footer-col h4 {
        font-size: 14px;
        margin-bottom: 15px;
    }
    
    .footer-col ul li a {
        font-size: 13px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
        font-size: 12px;
        padding-bottom: 15px;
    }

    .footer-links {
        flex-direction: column;
        gap: 8px;
    }

    .footer-links a {
        margin-left: 0;
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    footer {
        padding: 30px 0 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 25px;
        margin-bottom: 15px;
        padding-bottom: 15px;
    }

    .footer-col h4 {
        font-size: 13px;
        margin-bottom: 12px;
    }
    
    .footer-col ul li a {
        font-size: 12px;
    }
    
    .footer-desc {
        font-size: 13px;
        max-width: 100%;
    }
    
    .social-icons {
        gap: 10px;
    }
    
    .social-icons a {
        width: 32px;
        height: 32px;
    }

    .contact-item {
        font-size: 12px;
        margin-bottom: 12px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
        font-size: 11px;
        padding-bottom: 10px;
    }

    .footer-links {
        flex-direction: column;
        gap: 6px;
    }

    .footer-links a {
        margin-left: 0;
        font-size: 11px;
    }
}

@media (max-width: 360px) {
    footer {
        padding: 25px 0 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-bottom: 10px;
        padding-bottom: 10px;
    }

    .footer-col h4 {
        font-size: 12px;
        margin-bottom: 10px;
    }
    
    .footer-col ul li {
        margin-bottom: 8px;
    }
    
    .footer-col ul li a {
        font-size: 11px;
    }
    
    .footer-desc {
        font-size: 12px;
        margin: 15px 0;
    }
    
    .social-icons {
        gap: 8px;
    }
    
    .social-icons a {
        width: 30px;
        height: 30px;
        font-size: 12px;
    }

    .contact-item {
        font-size: 11px;
        margin-bottom: 10px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
        font-size: 10px;
        padding-bottom: 8px;
    }

    .footer-links {
        flex-direction: column;
        gap: 5px;
    }

    .footer-links a {
        margin-left: 0;
        font-size: 10px;
    }
}