/* Front Header Styles (Front page only) */

.site-header.site-header--front {
    background-color: transparent;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: background-color 0.45s ease, box-shadow 0.45s ease;
}

/* スクロール後: JS が .is-scrolled を付与 */
.site-header.site-header--front.is-scrolled {
    background-color: rgba(236, 234, 228, 0.97);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 1px 0 rgba(28, 26, 22, 0.08);
}

.site-header.site-header--front .header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.site-header.site-header--front .site-branding {
    flex-shrink: 0;
}

.site-header.site-header--front .site-logo {
    font-size: 28px;
    font-weight: bold;
    letter-spacing: 0.05em;
}

.site-header.site-header--front .site-logo a {
    color: #a28d69;
    font-family: inherit;
    text-decoration: none;
    display: inline-block;
}

.site-header.site-header--front .site-logo-image {
    height: auto;
    width: 100px;
    display: block;
}

.site-header.site-header--front .custom-logo {
    max-height: 60px;
    width: auto;
}

.site-header.site-header--front .main-navigation {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.site-header.site-header--front .main-navigation ul {
    display: flex;
    list-style: none;
    gap: 30px;
    margin: 0;
    padding: 0;
}

.site-header.site-header--front .main-navigation a {
    font-size: 15px;
    color: #a28d69;
    font-weight: bold;
    padding: 5px 0;
    letter-spacing: 0.1em;
    position: relative;
    text-decoration: none;
}

.site-header.site-header--front .main-navigation a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #a28d69;
    transition: width 0.3s ease;
}

.site-header.site-header--front .main-navigation a:hover::after {
    width: 100%;
}

.site-header.site-header--front .menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 40px;
    cursor: pointer;
    color: #a28d69;
    padding: 5px;
}

.site-header.site-header--front .menu-toggle-icon {
    display: block;
}

/* Mobile Menu */
@media (max-width: 768px) {
    .site-header.site-header--front .header-inner {
        padding: 10px 0;
    }

    .site-header.site-header--front .menu-toggle {
        display: block;
        padding: 0;
    }

    .site-header.site-header--front .main-navigation {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: rgba(236, 236, 231, 0.98);
        box-shadow: 0 4px 8px rgba(0,0,0,0.08);
        backdrop-filter: blur(10px);
    }

    .site-header.site-header--front .main-navigation.active {
        display: block;
    }

    .site-header.site-header--front .main-navigation ul {
        flex-direction: column;
        padding: 20px;
        gap: 0;
    }

    .site-header.site-header--front .main-navigation li {
        border-bottom: 1px solid rgba(162, 141, 105, 0.25);
    }

    .site-header.site-header--front .main-navigation li:last-child {
        border-bottom: none;
    }

    .site-header.site-header--front .main-navigation a {
        display: block;
        padding: 15px 0;
    }

    .site-header.site-header--front .main-navigation a::after {
        display: none;
    }
}