/* ===== フッタースタイル ===== */
.site-footer {
    background: linear-gradient(135deg, #2E7ABD 0%, #4A8DD1 100%);
    color: white;
    padding: 80px 0 0;
    margin-top: 100px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

/* 会社情報セクション */
.footer-section.company-info h3 {
    font-size: 24px;
    font-weight: 700;
    color: white;
    margin-bottom: 16px;
    line-height: 1.3;
}

.footer-section.company-info p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 32px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
}

.contact-item i {
    width: 20px;
    color: #e74c3c;
    flex-shrink: 0;
}

.contact-item a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: #e74c3c;
}

/* サービス・企業情報セクション */
.footer-section h3 {
    font-size: 18px;
    font-weight: 700;
    color: white;
    margin-bottom: 24px;
    border-bottom: 2px solid #e74c3c;
    padding-bottom: 8px;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section li {
    margin-bottom: 12px;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    display: block;
    padding: 4px 0;
}

.footer-section a:hover {
    color: #e74c3c;
    padding-left: 8px;
}

/* お問い合わせセクション */
.footer-contact-info {
    margin-bottom: 32px;
}

.contact-hours {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    margin-bottom: 16px;
}

.contact-hours i {
    color: #e74c3c;
}

.contact-description {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

.footer-cta {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-phone-btn,
.footer-contact-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.footer-phone-btn {
    background: #e74c3c;
    color: white;
}

.footer-phone-btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
    color: white;
}

.footer-contact-btn {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.footer-contact-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    color: white;
}

/* フッターボトム */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.copyright p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 12px;
    margin: 0;
}

/* ページトップボタン */
.page-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.page-top.visible {
    opacity: 1;
    visibility: visible;
}

.page-top button {
    width: 50px;
    height: 50px;
    background: #e74c3c;
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(231, 76, 60, 0.3);
}

.page-top button:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(231, 76, 60, 0.4);
}

/* レスポンシブデザイン */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr 1fr;
        gap: 40px;
    }

    .footer-section.company-info {
        grid-column: 1 / -1;
        margin-bottom: 20px;
    }
}

@media (max-width: 768px) {
    .site-footer {
        padding: 60px 0 0;
        margin-top: 60px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-bottom-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .page-top {
        bottom: 20px;
        right: 20px;
    }

    .page-top button {
        width: 45px;
        height: 45px;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .contact-info {
        gap: 12px;
    }

    .contact-item {
        font-size: 13px;
    }

    .footer-section h3 {
        font-size: 16px;
    }

    .footer-cta {
        gap: 8px;
    }

    .footer-phone-btn,
    .footer-contact-btn {
        padding: 10px 16px;
        font-size: 13px;
    }
}