/* フッターにあるリンク */
.social-links {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 24px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 0%, rgba(255, 255, 255, 0.2) 100%);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.social-link:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

.social-link:hover::before {
    transform: translateX(0);
}

.social-link.x {
    background: rgba(0, 0, 0, 0.7);
}

.social-link.x:hover {
    background: #000;
}

.social-link.instagram {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.social-link.youtube {
    background: #ff0000;
}

.social-link.youtube:hover {
    background: #cc0000;
}

.social-link.line-footer {
    background: #06c755;
}

.social-link.line-footer:hover {
    background: #05a344;
}

.social-link.special {
    background: linear-gradient(135deg, #9c27b0, #673ab7);
    position: relative;
}

.social-link.special:hover {
    background: linear-gradient(135deg, #8e24aa, #5e35b1);
}

.special-icon {
    font-weight: bold;
    font-size: 14px;
    line-height: 1;
    text-align: center;
}

@media (max-width: 768px) {
    .social-links {
        gap: 15px;
    }

    .social-link {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }

    .special-icon {
        font-size: 12px;
    }
}