.footer {
    background: #f6f7fb;
    padding: 40px 0 20px;
    font-family: Arial, sans-serif;
    color: #333;
    margin-top: 100px;
}

.footer-container {
    max-width: 1200px;
    margin: auto;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 40px;
    padding: 0 20px;
}

/* ====== CỬA SỔ DESKTOP ====== */
.footer-col {
    flex: 1;
}

.col-company {
    max-width: 70%;
}

.col-links {
    max-width: 30%;
}


.footer-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer-desc {
    margin-bottom: 15px;
    color: #555;
}

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

    .footer-info li {
        margin: 8px 0;
        font-size: 15px;
        display: flex;
        align-items: center;
    }

    .footer-info i {
        color: #377dff;
        margin-right: 10px;
        width: 18px;
    }

.footer-subtitle {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.footer-social {
    display: flex;
    gap: 10px;
    x `
}

    .footer-social a {
        font-size: 20px;
        color: #555;
        margin-right: 12px;
        transition: 0.3s;
    }

        .footer-social a:hover {
            color: #377dff;
        }

.footer-links {
    list-style: none;
    padding: 0;
    margin-top: 8px;
}

    .footer-links li {
        margin: 6px 0;
    }

    .footer-links a {
        color: #333;
        text-decoration: none;
        transition: 0.3s;
    }

        .footer-links a:hover {
            color: #377dff;
        }

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    font-size: 14px;
    color: #666;
    margin-top: 20px;
    border-top: 1px solid #e2e3e7;
}

/* ======= MOBILE RESPONSIVE ======= */
@media (max-width: 900px) {
    .footer-container {
        flex-direction: column;
        text-align: left;
    }

    .footer-col {
        width: 100%;
    }

    .col-company,
    .col-links,
    .col-map {
        max-width: 100%;
    }

    .footer-social {
        display: flex;
        gap: 12px;
    }

    .footer-info li {
        font-size: 15px;
    }

    .footer-container {
        gap: 25px;
    }
    .footer {
        margin-top:50px;
    }
}

@media (max-width: 600px) {
    .footer {
        margin-top: 50px;
    }
        .footer-title {
        font-size: 20px;
    }

    .footer-subtitle {
        font-size: 17px;
    }

    .footer-info li {
        font-size: 14px;
    }

    iframe {
        height: 220px !important;
    }
}