/* Header Styles */
.portal-header {
    background: #fff;
    padding: 0;
    border-bottom: 1px solid #eee;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.3s ease;
}

.portal-header.is-sticky {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

/* トップページ：ヘッダーをヒーローの上に浮かせる（背景なし・白文字） */
.home .portal-header:not(.is-sticky) {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: transparent;
    border-bottom: none;
    box-shadow: none;
    z-index: 100;
}

.home .portal-header:not(.is-sticky) .global-nav a,
.home .portal-header:not(.is-sticky) .header-utility a,
.home .portal-header:not(.is-sticky) .nav-dropdown__trigger {
    color: rgba(255, 255, 255, 0.9);
}

.home .portal-header:not(.is-sticky) .global-nav a:hover,
.home .portal-header:not(.is-sticky) .header-utility a:hover,
.home .portal-header:not(.is-sticky) .nav-dropdown:hover .nav-dropdown__trigger {
    color: var(--primary);
    opacity: 1;
    background: transparent;
}

.home .portal-header:not(.is-sticky) .nav-dropdown__menu {
    /* background: #fff; */
}

.home .portal-header:not(.is-sticky) .nav-dropdown__menu a {
    color: #333;
}

.home .portal-header:not(.is-sticky) .nav-util-link {
    color: rgba(255, 255, 255, 0.85) !important;
}

.home .portal-header:not(.is-sticky) .logo-org-name {
    color: rgba(255, 255, 255, 0.75);
}

.home .portal-header:not(.is-sticky) .logo img {
    filter: brightness(0) invert(1);
}

.home .portal-header:not(.is-sticky) .btn-contact {
    /* background: rgba(255, 255, 255, 0.2); */
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: none;
    background:none;
}

/* Main Header Area */
.header-main {
    padding: 15px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--primary);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
}

.logo-org-name {
    font-size: 0.6rem;
    font-weight: 500;
    color: #888;
    letter-spacing: 0.02em;
    line-height: 1;
    display: block;
    padding-bottom: 10px;
}

.header-cta-group {
    display: flex;
    gap: 15px;
    align-items: center;
}

.contact-info {
    text-align: right;
    font-size: 0.8rem;
    line-height: 1.4;
}

/* Global Navigation */
.global-nav {
    display: flex;
    gap: 22px;
    align-items: center;
    font-size: 0.95rem;
    font-weight: 500;
}

.global-nav a {
    color: #333;
    background: none;
    transition: color 0.2s;
}

.global-nav a:hover,
.global-nav .current-menu-item>a,
.global-nav a.global-nav__link--active {
    color: var(--primary);
}

/* Nav Divider */
.nav-divider {
    display: inline-block;
    width: 1px;
    height: 18px;
    background: #ccc;
    opacity: 0.6;
}

/* Nav Util Links */
.global-nav .nav-util-link {
    color: var(--accent);
    font-size: 0.85rem;
}

.global-nav .nav-util-link:hover {
    color: var(--accent) !important;
    opacity: 0.75;
}

/* Nav Dropdown */
.nav-dropdown {
    position: relative;
    display: flex;
    align-items: center;
}

.nav-dropdown__trigger {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    color: #333;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: color 0.2s;
    white-space: nowrap;
    font-family: inherit;
    text-decoration: none;
}

.nav-dropdown__arrow {
    font-size: 0.6em;
    transition: transform 0.2s;
    display: inline-block;
}

.nav-dropdown:hover .nav-dropdown__trigger,
.nav-dropdown.is-open .nav-dropdown__trigger {
    color: var(--primary);
}

.nav-dropdown:hover .nav-dropdown__arrow,
.nav-dropdown.is-open .nav-dropdown__arrow {
    transform: rotate(180deg);
}

.nav-dropdown__menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding-top: 12px;
    background: transparent;
    min-width: 140px;
    display: none;
    flex-direction: column;
    z-index: 300;
}

.nav-dropdown__menu-inner {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.nav-dropdown:hover .nav-dropdown__menu,
.nav-dropdown.is-open .nav-dropdown__menu {
    display: flex;
}

.nav-dropdown__menu a {
    color: #333;
    padding: 12px 20px;
    font-size: 0.9rem;
    white-space: nowrap;
    display: block;
    transition: background 0.15s, color 0.15s;
}

.nav-dropdown__menu a:hover {
    background: #f0f7ff;
    color: var(--primary);
}

/* Header Left (logo + nav wrapper) */
.header-left {
    display: flex;
    align-items: center;
    gap: 50px;
}

/* Logo Link */
.logo a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary);
}

.logo a:hover img {
    animation: logo-bounce 0.5s ease;
}

@keyframes logo-bounce {
    0%   { transform: scale(1); }
    30%  { transform: scale(1.12); }
    50%  { transform: scale(0.95); }
    70%  { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Header Right */
.header-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

/* Utility Menu */
.header-utility {
    display: flex;
    gap: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

.header-utility a {
    color: var(--accent);
    transition: color 0.2s;
}

.header-utility a:hover {
    opacity: 0.75;
}

/* .btn-contact は components.css へ移動済み */

/* Footer Styles */
footer {
    background: #fff;
    padding: 80px 5% 30px;
    border-top: 1px solid #eee;
    margin-top: 0;
    width: 100%;
    box-sizing: border-box;
    position: relative;
    z-index: 5;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: left;
}

.footer-col {
    width: 100%;
}

.footer-col h4 {
    margin: 0 0 20px;
    font-weight: bold;
    color: #444;
}

.footer-nav-list {
    margin: 0;
    padding: 0;
}

.footer-nav-item {
    margin: 0;
}

.footer-nav-link {
    display: inline;
    padding: 0;
    font-size: 0.9rem;
    line-height: 2;
    color: inherit;
}

.footer-nav-link::after {
    content: none;
}

.footer-nav-link:hover {
    color: var(--primary);
}

.copyright {
    text-align: center;
    margin-top: 80px;
    color: #aaa;
    font-size: 0.8rem;
    border-top: 1px solid #f5f5f5;
    padding-top: 20px;
}

/* Page Top Button */
#page-top-btn {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    z-index: 999;
    transition: background 0.2s, transform 0.2s;
}

#page-top-btn:hover {
    background: var(--primary-dark, #0056b3);
    transform: translateY(-3px);
}

@media (max-width: 768px) {
    .footer-grid {
        max-width: 960px;
        display: flex;
        flex-direction: column;
        gap: 28px;
    }
    .footer-col h4 {
        margin: 0 0 14px;
    }
    .footer-nav-list {
        border-top: 1px solid #eceff3;
    }
    .footer-nav-item {
        border-bottom: 1px solid #eceff3;
    }
    .footer-nav-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        padding: 14px 0;
        font-size: 0.95rem;
        line-height: 1.6;
        color: #3d4a57;
    }
    .footer-nav-link::after {
        content: '\203A';
        flex-shrink: 0;
        margin-left: 12px;
        font-size: 1rem;
        color: #8aa4c2;
    }
    footer {
        padding-bottom: 80px;
    }
    .copyright {
        margin-top: 32px;
    }
    #page-top-btn {
        bottom: 80px;
        right: 16px;
        width: 42px;
        height: 42px;
    }
}

/* Common Components */
.page-title {
    text-align: center;
    color: var(--primary);
    font-size: 2rem;
    margin-bottom: 40px;
}



/* =========================================
   SP Bottom Navigation
   ========================================= */
.sp-bottom-nav {
    display: none;
}

@media (max-width: 768px) {
    /* ---- ボトムナビ表示 ---- */
    .sp-bottom-nav {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 60px;
        background: #fff;
        border-top: 1px solid #e0e0e0;
        box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.08);
        z-index: 1100;
    }

    .sp-bottom-nav__item {
        flex: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 3px;
        color: #888;
        font-size: 0.6rem;
        font-weight: 500;
        text-decoration: none;
        transition: color 0.2s;
        padding: 6px 0;
    }

    .sp-bottom-nav__item i {
        font-size: 1.1rem;
    }

    .sp-bottom-nav__item.is-active {
        color: var(--primary);
    }

    .sp-bottom-nav__item:hover {
        color: var(--primary);
    }

    /* コンテンツがボトムナビに隠れないように */
    body {
        padding-bottom: 60px;
    }

    /* ---- ヘッダー縮小 ---- */
    .header-main {
        padding: 10px 16px;
    }

    /* .site-breadcrumb__inner の SP padding は pages.css 側で管理 */

    /* グローバルナビを非表示 */
    .global-nav {
        display: none;
    }

    /* header-leftのgapを縮小 */
    .header-left {
        gap: 12px;
    }

    /* ユーティリティメニューをコンパクトに */
    .header-utility {
        font-size: 0.7rem;
        gap: 8px;
    }

    /* お問い合わせボタンを縮小 */
    .btn-contact {
        padding: 7px 14px;
        font-size: 0.78rem;
    }

    /* ロゴ画像サイズ調整 */
    .logo img {
        height: 30px;
    }

    /* ---- ヘッダー右側をSPで非表示 ---- */
    .header-right {
        display: none;
    }
}

/* =========================================
   SP Hamburger Button
   ========================================= */
.sp-hamburger-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1200;
}

@media (max-width: 768px) {
    .sp-hamburger-btn {
        display: flex;
    }
}

.sp-hamburger-btn__bar {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

.home .portal-header:not(.is-sticky) .sp-hamburger-btn__bar {
    background: #fff;
}

.portal-header.is-sticky .sp-hamburger-btn__bar,
.portal-header .sp-hamburger-btn.is-open .sp-hamburger-btn__bar {
    background: var(--primary);
}

/* メニュー開時はオーバーレイ内×ボタンに任せて、ハンバーガー自体は隠す */
.sp-hamburger-btn.is-open {
    display: none;
}

/* =========================================
   SP Fullscreen Menu Overlay
   ========================================= */
.sp-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: #fff;
    z-index: 1150;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 56px 0 100px;
    box-sizing: border-box;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.sp-menu-overlay.is-open {
    display: block;
    opacity: 1;
}

.sp-menu-overlay__close {
    position: absolute;
    top: 12px;
    right: 16px;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sp-menu-overlay__close-icon,
.sp-menu-overlay__close-icon::before,
.sp-menu-overlay__close-icon::after {
    box-sizing: border-box;
}

.sp-menu-overlay__close-icon {
    position: relative;
    width: 22px;
    height: 22px;
    display: block;
}

.sp-menu-overlay__close-icon::before,
.sp-menu-overlay__close-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 1.5px;
    background: var(--primary);
    border-radius: 1px;
}

.sp-menu-overlay__close-icon::before {
    transform: rotate(45deg);
}

.sp-menu-overlay__close-icon::after {
    transform: rotate(-45deg);
}

.sp-menu-overlay__inner {
    max-width: 480px;
    margin: 0 auto;
    padding: 8px 24px 32px;
}

.sp-menu-overlay__section {
    margin-bottom: 28px;
}

.sp-menu-overlay__heading {
    margin: 0 0 6px;
    font-size: 0.95rem;
    font-weight: bold;
    color: #444;
    letter-spacing: 0.04em;
}

.sp-menu-overlay__list {
    list-style: none;
    margin: 0;
    padding: 0;
    border-top: 1px solid #eceff3;
}

.sp-menu-overlay__list > li {
    border-bottom: 1px solid #eceff3;
}

.sp-menu-overlay__list > li > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 4px;
    color: #3d4a57;
    font-size: 1rem;
    text-decoration: none;
    transition: color 0.2s;
}

.sp-menu-overlay__list > li > a::after {
    content: '\203A';
    margin-left: 12px;
    font-size: 1rem;
    color: #8aa4c2;
}

.sp-menu-overlay__list > li > a:hover {
    color: var(--primary);
}

/* トップにあるホームリンク（見出しなしの単独リンク群） */
.sp-menu-overlay__list--top {
    margin-bottom: 20px;
}

.sp-menu-overlay__list--top > li > a {
    gap: 10px;
    font-weight: bold;
    color: #1f2d3a;
}

.sp-menu-overlay__list--top > li > a > i {
    color: var(--primary);
    width: 22px;
    text-align: center;
    font-size: 1rem;
}

/* アコーディオン (details/summary) */
.sp-menu-overlay__accordion > summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 4px;
    color: #3d4a57;
    font-size: 1rem;
}
.sp-menu-overlay__accordion > summary::-webkit-details-marker {
    display: none;
}

.sp-menu-overlay__chevron {
    color: #8aa4c2;
    font-size: 0.85rem;
    margin-left: 12px;
    transition: transform 0.25s ease;
}

.sp-menu-overlay__accordion[open] .sp-menu-overlay__chevron {
    transform: rotate(180deg);
}

.sp-menu-overlay__sublist {
    list-style: none;
    margin: 4px 0 8px;
    padding: 6px 0 6px 14px;
    background: #f7fafd;
    border-radius: 8px;
}

.sp-menu-overlay__sublist > li > a {
    display: block;
    padding: 8px 10px;
    font-size: 0.92rem;
    color: #555;
    text-decoration: none;
    transition: color 0.2s;
}

.sp-menu-overlay__sublist > li > a:hover {
    color: var(--primary);
}

.sp-menu-overlay__cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 12px;
    background: var(--primary);
    color: #fff;
    padding: 14px 20px;
    border-radius: 30px;
    font-weight: bold;
    font-size: 1rem;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(63, 142, 237, 0.35);
    transition: opacity 0.2s;
}

.sp-menu-overlay__cta:hover {
    opacity: 0.85;
    color: #fff;
}

/* メニュー開中はbodyスクロール禁止 */
body.is-menu-open {
    overflow: hidden;
}



/* =========================================
   Footer Updates
   ========================================= */
.footer-brand-title {
    margin-bottom: 20px;
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--primary);
}

.footer-col p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.8;
}