/* ===== ヘッダー ===== */
.site-header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    height: 80px;
    display: flex;
    align-items: center;
}

.header-inner {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ロゴ */
.site-logo {
    flex-shrink: 0;
}

.site-logo a {
    display: block;
    line-height: 1;
}

.site-logo img {
    height: 50px;
    width: auto;
}

/* ナビゲーション */
.main-navigation {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.main-navigation ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
}

.main-navigation > ul > li {
    position: relative;
    margin: 0 20px;
}

.main-navigation a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 10px 0;
    display: block;
}

.main-navigation a:hover {
    color: #2c5f2d;
}

/* 特別なメニュー項目 */
.main-navigation .menu-item-login > a {
    background: #009944;
    color: #fff !important;
    padding: 10px 25px;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.main-navigation .menu-item-login > a:hover {
    background: #00B968;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 211, 122, 0.3);
}

.main-navigation .menu-item-download > a {
    background: #ff0000;
    color: #fff !important;
    padding: 10px 25px;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.main-navigation .menu-item-download > a:hover {
    background: #e60000;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 0, 0, 0.3);
}

/* ドロップダウンメニュー */
.main-navigation ul ul {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    min-width: 220px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    padding: 10px 0;
    display: block;
}

.main-navigation li:hover > ul {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-navigation ul ul li {
    margin: 0;
}

.main-navigation ul ul a {
    padding: 12px 20px;
    font-size: 0.95rem;
    border-bottom: 1px solid #f0f0f0;
}

.main-navigation ul ul li:last-child a {
    border-bottom: none;
}

.main-navigation ul ul a:hover {
    background: #f8f8f8;
    padding-left: 25px;
}

/* モバイルメニューボタン */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: #333;
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* ===== フッター ===== */
.site-footer {
    background: #1a1a1a;
    color: #fff;
    padding: 60px 0 40px;
    margin-top: 0;
}

.footer-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

/* フッター左側：ロゴ・画像 */
.footer-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-logo img {
    max-height: 60px;
    width: auto;
}

.footer-image img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

.footer-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #ccc;
}

/* フッター右側：メニュー */
.footer-right {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

.footer-menu-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
}

.footer-menu-section h3 a {
    color: #fff;
    text-decoration: none;
}

.footer-menu-section h3 a:hover {
    color: #009944;
}

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

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

.footer-menu a {
    color: #fff;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    display: block;
    padding: 2px 0;
}

.footer-menu a:hover {
    color: #009944;
    padding-left: 5px;
}

/* サブメニュー */
.footer-menu .sub-menu {
    margin-top: 8px;
    margin-left: 15px;
    padding-left: 15px;
    border-left: 1px solid #333;
}

.footer-menu .sub-menu li {
    margin-bottom: 8px;
}

.footer-menu .sub-menu a {
    font-size: 0.9rem;
    color: #fff;
}

/* フッター下部 */
.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 30px;
    text-align: center;
}

.footer-copyright {
    font-size: 0.9rem;
    color: #999;
}

/* レスポンシブ：タブレット */
@media (max-width: 1024px) {
    .main-navigation > ul > li {
        margin: 0 15px;
    }
    
    .footer-content {
        grid-template-columns: 250px 1fr;
        gap: 40px;
    }
}

/* レスポンシブ：スマートフォン */
@media (max-width: 768px) {
    /* ヘッダー */
    .site-header {
        height: 60px;
    }
    
    .site-logo img {
        height: 40px;
    }
    
    .main-navigation {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background: #fff;
        transition: left 0.3s ease;
        overflow-y: auto;
    }
    
    .main-navigation.active {
        left: 0;
    }
    
    .main-navigation > ul {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
    }
    
    .main-navigation > ul > li {
        margin: 0;
        border-bottom: 1px solid #f0f0f0;
    }

    .main-navigation .menu-item-login {
        margin-top: 20px !important;
    }

    .main-navigation .menu-item-download {
        margin-top: 15px !important;
    }
    
    .main-navigation a {
        padding: 15px 0;
    }
    
    .main-navigation ul ul {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: #f8f8f8;
        margin: 0;
        padding: 0;
    }
    
    .main-navigation ul ul a {
        padding-left: 30px;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    /* フッター */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-left {
        text-align: center;
    }
    
    .footer-right {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}