/* Tinh chỉnh giao diện trang Liên hệ */
.contact-page {
    background: linear-gradient(180deg, #f3faff 0, #fff 32%, #f8fbff 100%);
}

.contact-hero {
    padding-top: 74px;
    background: radial-gradient(circle at 12% 12%, rgba(255, 197, 78, .2), transparent 18%), radial-gradient(circle at 90% 22%, rgba(55, 192, 181, .18), transparent 22%), linear-gradient(135deg, #eaf7ff 0, #fff 52%, #eefbf5 100%);
}

.contact-hero-content {
    max-width: 780px;
}

.contact-eyebrow {
    background: linear-gradient(135deg, #168aaa, #20ae9d) !important;
    box-shadow: 0 9px 20px rgba(22, 138, 170, .18) !important;
}

.contact-hero h1 {
    text-shadow: 0 5px 18px rgba(18, 63, 147, .08);
}

    .contact-hero h1 span {
        color: #159ca4;
    }

.contact-hero-content > p {
    max-width: 730px;
    color: #506b82;
}

.contact-quick-cards {
    gap: 14px;
}

.contact-quick-card {
    overflow: hidden;
    border-color: #dbeaf2;
    box-shadow: 0 13px 30px rgba(20, 61, 119, .10);
}

    .contact-quick-card::before {
        position: absolute;
        top: 0;
        right: 20px;
        left: 20px;
        height: 4px;
        content: "";
        border-radius: 0 0 8px 8px;
        background: #3aa9ed;
    }

    .contact-quick-card:nth-child(2)::before {
        background: #20a66a;
    }

    .contact-quick-card:nth-child(3)::before {
        background: #ffc928;
    }

    .contact-quick-card small {
        font-size: 12px;
        letter-spacing: .03em;
        text-transform: uppercase;
    }

    .contact-quick-card strong {
        font-size: 15px;
    }

.contact-main {
    background: radial-gradient(circle at 10% 10%, rgba(58, 169, 237, .06), transparent 25%), linear-gradient(rgba(18, 63, 147, .022) 1px, transparent 1px), linear-gradient(90deg, rgba(18, 63, 147, .022) 1px, transparent 1px), #f8fbff;
    background: url(/Design/img/TieuHocDucThang/dt-back.png) no-repeat;
    background-size: cover;
    background-position: right;
}

.contact-info-card,
.contact-map-card,
.contact-form-card {
    border-color: #dceaf2;
    box-shadow: 0 16px 38px rgba(26, 61, 111, .09);
}

.contact-card-heading h2,
.contact-form-heading h2,
.contact-map-heading h2 {
    letter-spacing: -.02em;
}

.contact-card-kicker {
    letter-spacing: .12em;
}

.contact-info-item {
    border: 1px solid transparent;
}

    .contact-info-item:hover {
        border-color: #d9eaf2;
        background: #f4fbfd;
    }

    .contact-info-item > span {
        border: 1px solid rgba(18, 63, 147, .06);
    }

.contact-office-hours {
    box-shadow: inset 0 0 0 1px rgba(32, 166, 106, .05);
}

.contact-form-card {
    background: linear-gradient(180deg, #fff 0, #fbfeff 100%);
}

.contact-form-heading {
    padding-bottom: 17px;
}

.contact-form-note {
    padding: 11px 13px;
    border-left: 3px solid #ffc928;
    border-radius: 0 10px 10px 0;
    background: #fffaf0;
}

.contact-field label {
    letter-spacing: .01em;
}

.contact-control input,
.contact-control textarea {
    border-color: #d5e5ee;
    background: #f8fcfe;
}

    .contact-control input:focus,
    .contact-control textarea:focus {
        border-color: #27a7aa;
        box-shadow: 0 0 0 4px rgba(39, 167, 170, .11);
    }

.contact-control:focus-within > i {
    color: #159ca4;
}

.contact-submit {
    background: linear-gradient(135deg, #1689a9, #1e73c6);
}

    .contact-submit:hover {
        box-shadow: 0 16px 30px rgba(22, 137, 169, .25);
    }

.contact-reset {
    background: #edf6f8;
}

.contact-privacy {
    display: flex;
    align-items: flex-start;
    gap: 5px;
}

    .contact-privacy i {
        margin-top: 2px;
    }

.contact-status {
    font-size: 13px;
}

.contact-map-heading > i {
    padding: 10px;
    border-radius: 13px;
    background: #eaf3ff;
}

.contact-map-frame iframe {
    min-height: 320px;
}

@media (max-width: 991px) {
    .contact-hero {
        padding-top: 58px;
    }

    .contact-quick-cards {
        margin-bottom: -150px;
    }
}

@media (max-width: 767px) {
    .contact-hero {
        padding: 38px 0 30px;
    }

    .contact-hero-content > p {
        text-align: left;
    }

    .contact-quick-cards {
        margin-top: 20px;
    }

    .contact-main {
        padding-top: 28px;
    }

    .contact-card-heading h2,
    .contact-form-heading h2 {
        font-size: 17px;
    }

    .contact-map-heading {
        padding: 17px 16px;
    }

        .contact-map-heading h2 {
            font-size: 17px;
        }

    .contact-map-frame iframe {
        min-height: 270px;
    }

    .contact-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .contact-submit,
    .contact-reset {
        min-width: 0;
        width: 100%;
        padding: 0 10px;
        font-size: 13px;
    }

    .contact-captcha-image {
        justify-content: flex-start;
    }
}