/* ============================================
   页脚样式
   ============================================ */

.site-footer {
    background: var(--brand-dark);
    color: rgba(255,255,255,.7);
    padding: 48px 0 24px;
    margin-top: 60px;
}

.footer-inner {
    max-width: var(--content-max);
    margin: 0 auto;
    padding: 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 32px;
}

.footer-brand .footer-logo {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 13px;
    line-height: 1.8;
    color: rgba(255,255,255,.5);
}

.footer-col h4 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
}

.footer-col li {
    margin-bottom: 10px;
}

.footer-col a {
    font-size: 13px;
    color: rgba(255,255,255,.6);
}

.footer-col a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: rgba(255,255,255,.4);
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    color: rgba(255,255,255,.5);
    font-size: 13px;
}

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