/* 底部渐变过渡：大幅缩短，与页面背景融合 */
.footer-fade {
    height: 40px;
    background: transparent;
    pointer-events: none;
}

/* 底部样式 —— 透明背景，与页面主体融为一体 */
.footer {
    background: transparent;
    color: white;
    padding: 16px 0 10px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1.1fr 1fr 0.9fr;
    gap: 20px;
    margin-bottom: 12px;
}

.footer-section h3 {
    font-size: clamp(0.85rem, 1.5vw, 1.1rem);
    margin-bottom: 8px;
    color: var(--ice-blue, #cfe8ff);
    font-weight: 600;
}

.footer-section p {
    margin-bottom: 6px;
    font-size: clamp(0.7rem, 1.2vw, 0.85rem);
    opacity: 0.9;
    line-height: 1.6;
}

.footer-phone {
    color: var(--ice-blue, #cfe8ff);
    opacity: 1 !important;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 6px;
}

.footer-section ul li a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
    opacity: 0.9;
    font-size: clamp(0.72rem, 1.2vw, 0.88rem);
}

.qr-grid {
    display: grid;
    grid-template-columns: repeat(3, 80px);
    gap: 6px;
}

.qr-slot {
    width: 80px;
    height: 80px;
    border: 1px dashed rgba(255, 255, 255, 0.38);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    color: rgba(255, 255, 255, 0.82);
}

.footer-section ul li a:hover {
    color: var(--electric-blue, #3DF8F8);
    opacity: 1;
}

/* 社交链接 */
.social-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.social-links a {
    color: white;
    text-decoration: none;
    padding: 8px 15px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 5px;
    transition: all 0.3s;
    font-size: 0.9rem;
}

.social-links a:hover {
    background: var(--electric-blue, #3DF8F8);
    color: var(--rock-navy-0, #0E48C1);
    border-color: var(--electric-blue, #3DF8F8);
}

/* 底部栏 —— 移除分界线，保持透明 */
.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 8px 20px;
    border-top: none;
    text-align: center;
    font-size: clamp(0.68rem, 1.1vw, 0.82rem);
    opacity: 0.8;
}

.footer-bottom p {
    margin: 4px 0;
}

.footer-bottom a {
    color: var(--electric-blue, #3DF8F8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-bottom a:hover {
    color: white;
    text-decoration: underline;
}

/* 响应式 */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .footer-fade {
        height: 30px;
    }
}

@media (max-width: 480px) {
    .footer {
        padding: 12px 0 8px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .social-links {
        gap: 8px;
        justify-content: center;
    }

    .social-links a {
        padding: 4px 10px;
        font-size: 0.7rem;
    }

    .footer-bottom {
        padding: 6px;
    }

    .footer-fade {
        height: 20px;
    }
}