/*------------------------------------------
Footer Styles
---------------------------------------------*/
.footer {
    background: #f5f5f5;
    border-top: none;
}

/* 企業向けバナー */
.company-banner {
    background: var(--color-company);
    padding: var(--space-xl) 0;
    text-align: center;
}

.banner-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.banner-icon {
    flex-shrink: 0;
}

.banner-icon img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
}
.banner-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.banner-text h3 {
    color: var(--color-white);
    font-size: var(--font-size-ml);
    font-weight: var(--font-weight-bold);
    margin: 0 0 var(--space-m) 0;
}
.company-cta {
    display: flex;
    width: 300px;
    justify-content: center;
    align-items: center;
}
.company-cta .btn {
    width: 100%;
}
.company-cta .btn.company-banner-btn {
    background-color: var(--color-white);
    color: var(--color-company);
    border: 1px solid var(--color-company);
}
/* ナビゲーションリンク */
.footer-nav-links {
    background: white;
    padding: 15px 0;
    border-bottom: 1px solid #e0e0e0;
}

.footer-nav-menu {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-nav-menu a {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-nav-menu a:hover {
    color: var(--color-company);
}

.nav-separator {
    color: #ccc;
    margin: 0 5px;
}

/* 運営会社情報 */
.footer-company-info {
    background: white;
    padding: 30px 0;
    text-align: center;
}

.company-details {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.network-title {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin: 0 0 20px 0;
}

.operator-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.operator-label {
    font-size: 14px;
    color: #666;
}

.nasic-logo {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    font-family: 'Arial', sans-serif;
}

.company-name {
    font-size: 14px;
    color: #666;
}

.copyright {
    color: #999;
    font-size: 12px;
    margin-top: 10px;
}

/* Responsive - CLAUDE.md Breakpoints */

/* Large Tablet: 769px - 1024px */
@media (max-width: 1024px) and (min-width: 769px) {
    .banner-content {
        padding: 0 15px;
    }
    
    .company-cta {
        width: 250px;
    }
    
    .footer-nav-menu {
        gap: 8px;
    }
    
    .footer-nav-menu a {
        font-size: 13px;
    }
}

/* Tablet: 481px - 980px */
@media (max-width: 980px) and (min-width: 481px) {
    .company-banner {
        padding: var(--space-l) 0;
    }
    
    .banner-content {
        flex-direction: column;
        gap: var(--space-m);
        padding: 0 15px;
    }
    
    .company-cta {
        width: 280px;
    }
    
    .banner-text h3 {
        font-size: 18px;
        margin-bottom: var(--space-s);
    }
    
    .footer-nav-menu {
        flex-direction: column;
        gap: 8px;
        padding: 0 15px;
    }
    
    .nav-separator {
        display: none;
    }
    
    .footer-nav-menu a {
        font-size: 14px;
        padding: 5px 0;
    }
    
    .footer-company-info {
        padding: 25px 0;
    }
    
    .company-details {
        padding: 0 15px;
    }
    
    .network-title {
        font-size: 18px;
        margin-bottom: 15px;
    }
    
    .operator-info {
        flex-direction: column;
        gap: 8px;
        margin-bottom: 12px;
    }
}

/* Mobile: max-width: 480px */
@media (max-width: 480px) {
    .company-banner {
        padding: var(--space-m) 0;
    }
    
    .banner-content {
        flex-direction: column;
        gap: var(--space-s);
        padding: 0 10px;
    }
    
    .company-cta {
        width: 100%;
        max-width: 300px;
    }
    
    .banner-text h3 {
        font-size: 16px;
        margin-bottom: var(--space-xs);
        line-height: 1.4;
    }
    
    .company-cta .btn {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    .footer-nav-links {
        padding: 12px 0;
    }
    
    .footer-nav-menu {
        flex-direction: column;
        gap: 6px;
        padding: 0 10px;
    }
    
    .nav-separator {
        display: none;
    }
    
    .footer-nav-menu a {
        font-size: 13px;
        padding: 6px 0;
        text-align: center;
        width: 100%;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .footer-nav-menu a:last-child {
        border-bottom: none;
    }
    
    .footer-company-info {
        padding: 20px 0;
    }
    
    .company-details {
        padding: 0 10px;
    }
    
    .network-title {
        font-size: 16px;
        margin-bottom: 12px;
        line-height: 1.4;
    }
    
    .operator-info {
        flex-direction: column;
        gap: 6px;
        margin-bottom: 10px;
    }
    
    .operator-label {
        font-size: 13px;
    }
    
    .company-name {
        font-size: 13px;
    }
    
    .copyright {
        font-size: 11px;
        margin-top: 8px;
    }
}

/* Small Mobile: max-width: 360px */
@media (max-width: 360px) {
    .banner-content {
        padding: 0 8px;
    }
    
    .banner-text h3 {
        font-size: 15px;
    }
    
    .company-cta .btn {
        padding: 10px 15px;
        font-size: 13px;
    }
    
    .footer-nav-menu {
        padding: 0 8px;
    }
    
    .footer-nav-menu a {
        font-size: 12px;
        padding: 5px 0;
    }
    
    .company-details {
        padding: 0 8px;
    }
    
    .network-title {
        font-size: 15px;
    }
    
    .operator-label,
    .company-name {
        font-size: 12px;
    }
    
    .copyright {
        font-size: 10px;
    }
}