/* 页脚专用样式 */
footer {
    background: var(--subtle-bg);
    padding: 80px 0;
    border-top: 1px solid var(--border);
}

.footer-mini {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 60px;
}

.mini-logo {
    font-size: 24px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

.mini-logo span { color: var(--accent); }

.mini-copyright {
    font-size: 11px;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.mini-nav ul {
    display: flex;
    list-style: none;
    gap: 24px;
}

.mini-nav a {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.6;
}

.mini-nav a:hover { opacity: 1; color: var(--accent); }

.mini-contact {
    margin-top: 20px;
}

.wechat-mini {
    position: relative;
    display: inline-block;
}

.wechat-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--muted);
    cursor: pointer;
    transition: color 0.3s ease;
}

.wechat-label:hover {
    color: var(--leica-red);
}

.wechat-qr-pop {
    position: absolute;
    bottom: 30px;
    right: 0;
    background: var(--bg);
    padding: 15px;
    border: 1px solid var(--border);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.4s var(--ease-dynamic);
    text-align: center;
    width: 150px;
    z-index: 100;
}

.wechat-mini:hover .wechat-qr-pop {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.wechat-qr-pop img {
    width: 120px;
    height: 120px;
    margin-bottom: 10px;
}

.wechat-qr-pop p {
    font-size: 10px;
    color: var(--muted);
    margin: 0;
}

.footer-extra {
    border-top: 1px solid var(--border);
    padding-top: 40px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 10px;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

@media (max-width: 768px) {
    .footer-mini { flex-direction: column; gap: 40px; }
    .mini-nav ul { flex-direction: column; gap: 15px; }
}