:root {
    --sky-blue: #000000; /* Reverted to Black as per original file */
    --black: #000000;
    --white: #ffffff;
    /* Official Social Media Brand Colors */
    --whatsapp: #25D366;
    --facebook: #1877F2;
    --linkedin: #0077B5;
}

.modern-footer {
    background: #ffffff;
    color: #334155;
    padding: 60px 0 0;
    font-size: 0.95rem;
    width: 100%;
    border-top: 2px solid var(--sky-blue);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    color: #000000;
    font-size: 1.2rem;
    margin-bottom: 15px;
    border-bottom: 2px solid var(--sky-blue);
    display: inline-block;
    padding-bottom: 5px;
    font-weight: 700;
}

.footer-col p {
    color: #475569;
    line-height: 1.6;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    /* Default background removed, now handled by specific classes below */
    border: none;
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

    .social-link svg {
        width: 20px;
        height: 20px;
        fill: currentColor; /* Ensure SVG takes the text color */
    }

    /* WhatsApp: Constant Green Background */
    .social-link.whatsapp {
        background: var(--whatsapp);
        color: var(--white);
    }

        .social-link.whatsapp:hover {
            transform: translateY(-3px);
            box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
        }

    /* Facebook: Constant Blue Background */
    .social-link.facebook {
        background: var(--facebook);
        color: var(--white);
    }

        .social-link.facebook:hover {
            transform: translateY(-3px);
            box-shadow: 0 4px 12px rgba(24, 119, 242, 0.4);
        }

    /* LinkedIn: Constant Blue Background */
    .social-link.linkedin {
        background: var(--linkedin);
        color: var(--white);
    }

        .social-link.linkedin:hover {
            transform: translateY(-3px);
            box-shadow: 0 4px 12px rgba(0, 119, 181, 0.4);
        }

.contact-list {
    list-style: none;
    padding: 0;
}

    .contact-list li {
        margin-bottom: 12px;
        display: flex;
        align-items: center;
        gap: 12px;
        color: #1e293b;
        font-weight: 500;
    }

.icon-contact {
    width: 20px;
    height: 20px;
    color: var(--black);
    flex-shrink: 0;
}

.footer-developer-ticker {
    background: #ffffff;
    margin: 0;
    width: 100%;
}

@media (max-width: 900px) {
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }

    .social-icons, .contact-list li {
        justify-content: center;
    }
}