/* 首页页脚（与主站配色一致） */
/* 与首页首屏等区域 z-index 协调，避免页脚被盖住 */
footer.site-footer {
    position: relative;
    z-index: 10;
    margin-top: auto;
    color: #fff;
    padding: 3rem 0;
    background-color: #94070a;
    background-image: url("../../images/site/deco/red_lzu.png");
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    overflow: hidden;
}

footer.site-footer::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(80, 0, 2, 0.42) 0%,
        rgba(80, 0, 2, 0.28) 45%,
        rgba(80, 0, 2, 0.38) 100%
    );
    pointer-events: none;
    z-index: 0;
}

.site-footer .footer-content {
    position: relative;
    z-index: 1;
    max-width: min(var(--site-layout-max, 100%), var(--site-layout-vw, 100%));
    margin: 0 auto;
    padding: 0 1rem;
    text-align: center;
}

.site-footer .footer-logo {
    margin: 0 auto 1rem;
    max-width: min(42rem, 94vw);
    text-align: center;
    font-family: "Ma Shan Zheng", "STKaiti", "KaiTi", "FangSong", "SimSun", serif;
    font-size: clamp(1.2rem, 2.7vw, 1.78rem);
    font-weight: 700;
    letter-spacing: 0.06em;
    line-height: 1.4;
    color: #f8fafc;
    text-shadow:
        0 2px 24px rgba(0, 0, 0, 0.45),
        0 0 40px rgba(232, 197, 71, 0.18);
}

.site-footer .footer-slogan {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
}

.site-footer .footer-copyright {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

/* 页脚联系信息：地址、团队邮箱、三类联络人（材料/防灾/科研合作） */
footer .footer-contact {
    margin: 1.5rem auto 0;
    max-width: 56rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem 2rem;
    text-align: left;
    font-size: 0.8125rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.88);
}

footer .footer-contact__item {
    flex: 1 1 14rem;
    min-width: min(100%, 14rem);
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

/* 三类联络人：横排一行 */
footer .footer-contact__liaison-group {
    flex: 1 1 100%;
    width: 100%;
    max-width: 56rem;
    margin-left: auto;
    margin-right: auto;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem 0.65rem;
    align-items: start;
    text-align: center;
}

@media (min-width: 640px) {
    footer .footer-contact__liaison-group {
        gap: 0.75rem 1.25rem;
    }
}

footer .footer-contact__item--liaison {
    min-width: 0;
    width: 100%;
}

footer .footer-contact__item--liaison .footer-contact__label {
    font-size: 0.7rem;
}

@media (min-width: 640px) {
    footer .footer-contact__item--liaison .footer-contact__label {
        font-size: 0.75rem;
    }
}

footer .footer-contact__label {
    font-weight: 600;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
}

footer .footer-contact__value {
    word-break: break-word;
    color: rgba(255, 255, 255, 0.92);
}