/* 深色多栏页脚 — 参考 SurferCloud 布局 */

.kb-footer.kb-footer-dark {
    background: #0f1218;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.72);
    text-align: left;
    padding: 0;
}

.kb-footer-inner {
    max-width: var(--kb-max, 1120px);
    margin: 0 auto;
    padding: 48px 5% 36px;
    display: grid;
    grid-template-columns: minmax(200px, 260px) 1fr;
    gap: 40px 56px;
    align-items: start;
}

.kb-footer-brand {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.kb-footer-logo {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: #fff;
}

.kb-footer-email {
    margin: 0;
    font-size: 13px;
}

.kb-footer-email a {
    color: rgba(255, 255, 255, 0.78);
    font-weight: 500;
    text-decoration: none;
}

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

.kb-footer-follow-title {
    margin: 8px 0 0;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.88);
}

.kb-footer-follow a {
    display: inline-flex;
    align-items: center;
    margin-top: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.65);
    text-decoration: none;
}

.kb-footer-follow a:hover {
    color: #a5b0f8;
}

.kb-partners-footer:empty {
    display: none;
}

.kb-footer-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
    gap: 28px 40px;
}

.kb-footer-col-title {
    margin: 0 0 14px;
    font-size: 14px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.92);
    letter-spacing: 0.02em;
}

.kb-footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.kb-footer-links a {
    font-size: 13px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.58);
    text-decoration: none;
    line-height: 1.45;
    transition: color 0.15s;
}

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

.kb-footer-link-text {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.58);
}

.kb-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px 5% 28px;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.45);
}

.kb-footer-bottom a {
    color: rgba(255, 255, 255, 0.72);
    font-weight: 600;
    text-decoration: none;
}

.kb-footer-bottom a:hover {
    color: #a5b0f8;
}

.kb-footer-bottom p {
    margin: 8px 0 0;
}

.kb-footer-legal {
    margin-top: 6px !important;
    font-size: 12px !important;
    color: rgba(255, 255, 255, 0.38) !important;
    line-height: 1.6;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

/* 工具页 footer 同样使用深色样式 */
.kb-page .kb-footer.kb-footer-dark {
    margin-top: 0;
}

@media (max-width: 860px) {
    .kb-footer-inner {
        grid-template-columns: 1fr;
        gap: 32px;
        padding-top: 40px;
    }

    .kb-footer-columns {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 24px 28px;
    }
}

@media (max-width: 480px) {
    .kb-footer-columns {
        grid-template-columns: 1fr;
    }
}