:root {
    --srt-navy: #071225;
}
/* ===== SRT Footer ===== */
.srt-footer {
    background: var(--srt-navy);
    color: var(--color-white);
    font-family: "Be Vietnam Pro", system-ui, sans-serif;
}

.srt-footer__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.8fr) minmax(0, 0.8fr);
    gap: clamp(32px, 5vw, 80px);
    padding: clamp(48px, 6vw, 76px) 0 clamp(40px, 5vw, 64px);
}

.srt-footer__brand {
    display: inline-block;
}

.srt-footer__logo {
    display: block;
    width: 176px;
    height: auto;
    margin-bottom: 22px;
}

.srt-footer__name {
    margin: 0 0 14px;
    color: var(--color-white);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.55;
}

.srt-footer__addr {
    max-width: 420px;
    margin: 0 0 14px;
    color: rgb(255 255 255 / 0.62);
    font-size: 13px;
    line-height: 1.75;
}

.srt-footer__contact {
    margin: 6px 0;
    color: rgb(255 255 255 / 0.62);
    font-size: 13px;
}

.srt-footer__contact a {
    color: var(--color-white);
    font-weight: 600;
    text-decoration: none;
    transition: color var(--transition, 0.2s ease);
}

.srt-footer__contact a:hover {
    color: var(--color-red);
}

.srt-footer__title {
    margin: 0 0 18px;
    color: var(--color-white);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.srt-footer__menu {
    display: grid;
    gap: 11px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.srt-footer__menu a {
    color: rgb(255 255 255 / 0.66);
    font-size: 13px;
    text-decoration: none;
    transition: color var(--transition, 0.2s ease);
}

.srt-footer__menu a:hover {
    color: var(--color-white);
}

.srt-footer__social {
    display: flex;
    gap: 10px;
    margin-bottom: 14px;
}

.srt-footer__social a {
    display: grid;
    width: 40px;
    height: 40px;
    border: 1px solid rgb(255 255 255 / 0.22);
    border-radius: 50%;
    place-items: center;
    color: rgb(255 255 255 / 0.85);
    background: rgb(255 255 255 / 0.05);
    transition: color var(--transition, 0.2s ease), border-color var(--transition, 0.2s ease), background var(--transition, 0.2s ease);
}

.srt-footer__social a:hover {
    border-color: var(--color-red);
    color: var(--color-white);
    background: var(--color-red);
}

.srt-footer__desc {
    margin: 0;
    color: rgb(255 255 255 / 0.5);
    font-size: 12px;
}

.srt-footer__bottom {
    padding: 20px 0;
    border-top: 1px solid rgb(255 255 255 / 0.1);
    background: var(--srt-navy);
    color: rgb(255 255 255 / 0.55);
    font-size: 12.5px;
    text-align: center;
}

.srt-footer__bottom a {
    color: var(--color-white);
    text-decoration: none;
}

.srt-footer__bottom a:hover {
    color: var(--color-red);
}

/* Back to top */
.srt-back-to-top {
    position: fixed;
    right: 26px;
    bottom: 30px;
    z-index: 90;
    display: grid;
    width: 44px;
    height: 44px;
    border: 1px solid rgb(255 255 255 / 0.2);
    border-radius: 8px;
    place-items: center;
    color: var(--color-white);
    background: rgba(12, 24, 43, 0.82);
    box-shadow: 0 8px 22px rgb(0 0 0 / 0.22);
    transition: background var(--transition, 0.2s ease), transform var(--transition, 0.2s ease);
}

.srt-back-to-top:hover {
    background: var(--color-red);
    transform: translateY(-2px);
}

@media (max-width: 850px) {
    .srt-footer__grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
}

/* Floating chat (zalo / facebook) from theme mods html_scripts_footer */
.float-contact {
    position: fixed;
    right: 20px;
    bottom: 96px;
    z-index: 91;
    display: grid;
    gap: 12px;
}

.float-contact a {
    display: block;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 6px 18px rgb(0 0 0 / 0.2);
    transition: transform 0.2s ease;
}

.float-contact a:hover {
    transform: scale(1.08);
}

.float-contact img {
    width: 44px;
    height: 44px;
}