/**
 * Header Mobile Optimization
 *
 * ヘッダーのモバイル専用スタイル
 * プロフェッショナル・可読性重視・タッチ最適化
 */

/* ==========================================================================
   Site Header - Mobile Base
   ========================================================================== */
@media (max-width: 768px) {
    .site-header {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100% !important;
        z-index: 99999 !important;
        height: 60px !important;
        background-color: #ffffff !important;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08) !important;
    }

    .header-container {
        height: 60px;
        padding: 0 16px;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    /* ヘッダースペーサー */
    .header-spacer {
        height: 60px !important;
    }

    /* Admin bar対応 */
    .admin-bar .site-header {
        top: 46px !important;
    }

    .admin-bar .header-spacer {
        height: 106px !important;
    }
}

@media (max-width: 782px) {
    .admin-bar .site-header {
        top: 46px !important;
    }

    .admin-bar .header-spacer {
        height: 106px !important;
    }
}

@media (min-width: 783px) {
    .admin-bar .site-header {
        top: 32px !important;
    }

    .admin-bar .header-spacer {
        height: 112px !important;
    }
}

/* ==========================================================================
   Site Branding - Mobile
   ========================================================================== */
@media (max-width: 768px) {
    .site-branding {
        flex-shrink: 0;
    }

    .site-logo {
        max-width: 160px;
    }

    .site-logo img {
        max-height: 36px;
        width: auto;
        object-fit: contain;
    }

    .site-title {
        font-size: 1.1rem;
        font-weight: 700;
        margin: 0;
    }

    .site-title a {
        color: #1f2937;
        text-decoration: none;
    }

    .site-description {
        display: none;
    }
}

@media (max-width: 480px) {
    .site-logo {
        max-width: 140px;
    }

    .site-logo img {
        max-height: 32px;
    }

    .site-title {
        font-size: 1rem;
    }
}

/* ==========================================================================
   Mobile Menu Toggle Button
   ========================================================================== */
@media (max-width: 1024px) {
    .mobile-menu-toggle {
        display: flex !important;
        align-items: center;
        justify-content: center;
        width: 48px;
        height: 48px;
        min-width: 48px;
        min-height: 48px;
        padding: 0;
        background: transparent;
        border: none;
        border-radius: 8px;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
        transition: background-color 0.2s ease;
    }

    .mobile-menu-toggle:hover,
    .mobile-menu-toggle:focus {
        background-color: rgba(0, 134, 123, 0.08);
    }

    .mobile-menu-toggle:focus {
        outline: 2px solid #00867b;
        outline-offset: 2px;
    }

    /* ハンバーガーアイコン */
    .hamburger {
        position: relative;
        width: 24px;
        height: 18px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .hamburger span {
        display: block;
        width: 100%;
        height: 2px;
        background-color: #374151;
        border-radius: 1px;
        transition: all 0.3s ease;
        transform-origin: center;
    }

    /* アクティブ状態 */
    .mobile-menu-toggle.is-active .hamburger span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-toggle.is-active .hamburger span:nth-child(2) {
        opacity: 0;
        transform: scaleX(0);
    }

    .mobile-menu-toggle.is-active .hamburger span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    /* デスクトップナビを非表示 */
    .nav-wrapper {
        display: none;
    }
}

/* ==========================================================================
   Navigation CTA Button - Mobile
   ========================================================================== */
@media (max-width: 768px) {
    .nav-cta-button {
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 6px !important;
        padding: 0 14px !important;
        background-color: #06C755 !important;
        color: white !important;
        border-radius: 6px !important;
        font-size: 13px !important;
        font-weight: 600 !important;
        text-decoration: none !important;
        border: none !important;
        box-shadow: 0 2px 6px rgba(6, 199, 85, 0.25) !important;
        white-space: nowrap !important;
        height: 36px !important;
        line-height: 36px !important;
        transition: background-color 0.2s ease !important;
        min-height: 36px;
    }

    .nav-cta-button:hover,
    .nav-cta-button:active {
        background-color: #00B900 !important;
        color: white !important;
        transform: none !important;
    }

    .nav-cta-button i {
        font-size: 16px !important;
        color: white !important;
    }
}

/* ==========================================================================
   Mobile Menu - Enhanced Styles
   ========================================================================== */
@media (max-width: 1024px) {
    .mobile-menu {
        position: fixed;
        top: 0;
        right: 0;
        width: 85%;
        max-width: 360px;
        height: 100vh;
        height: 100dvh;
        background-color: #ffffff;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
        transform: translateX(100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 100000;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
    }

    .mobile-menu.is-active {
        transform: translateX(0);
    }

    /* オーバーレイ */
    .mobile-menu-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.5);
        visibility: hidden;
        opacity: 0;
        transition: opacity 0.3s ease, visibility 0.3s ease;
        z-index: 99999;
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
    }

    .mobile-menu-overlay.is-active {
        visibility: visible;
        opacity: 1;
    }

    /* 閉じるボタン */
    .mobile-menu-close {
        position: absolute;
        top: 16px;
        right: 16px;
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        background-color: #f3f4f6;
        border: none;
        border-radius: 50%;
        cursor: pointer;
        transition: all 0.2s ease;
        z-index: 10;
        -webkit-tap-highlight-color: transparent;
    }

    .mobile-menu-close span {
        position: absolute;
        width: 18px;
        height: 2px;
        background-color: #374151;
        border-radius: 1px;
    }

    .mobile-menu-close span:first-child {
        transform: rotate(45deg);
    }

    .mobile-menu-close span:last-child {
        transform: rotate(-45deg);
    }

    .mobile-menu-close:hover,
    .mobile-menu-close:active {
        background-color: #e5e7eb;
    }

    .mobile-menu-close:focus {
        outline: 2px solid #00867b;
        outline-offset: 2px;
    }
}

/* ==========================================================================
   Mobile Menu Content
   ========================================================================== */
@media (max-width: 1024px) {
    .mobile-menu-content {
        padding: 72px 20px 32px;
    }

    .mobile-menu-nav {
        margin-bottom: 24px;
    }

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

    .mobile-menu-list li {
        margin-bottom: 4px;
    }

    .mobile-menu-list a,
    .mobile-menu-link {
        display: flex;
        align-items: center;
        min-height: 52px;
        padding: 14px 16px;
        color: #374151;
        text-decoration: none;
        font-size: 1rem;
        font-weight: 500;
        border-radius: 10px;
        border-bottom: 1px solid #f3f4f6;
        transition: all 0.2s ease;
        -webkit-tap-highlight-color: transparent;
    }

    .mobile-menu-list a:hover,
    .mobile-menu-list a:focus,
    .mobile-menu-link:hover,
    .mobile-menu-link:focus {
        background-color: rgba(0, 134, 123, 0.06);
        color: #00867b;
    }

    .mobile-menu-list a:active,
    .mobile-menu-link:active {
        background-color: rgba(0, 134, 123, 0.1);
        transform: scale(0.98);
    }

    .mobile-menu-list a:focus,
    .mobile-menu-link:focus {
        outline: 2px solid #00867b;
        outline-offset: 2px;
    }

    /* カレントメニュー */
    .mobile-menu-list .current-menu-item > a,
    .mobile-menu-list .current-menu-item > .mobile-menu-link {
        background-color: rgba(0, 134, 123, 0.08);
        color: #00867b;
        font-weight: 600;
        border-left: 3px solid #00867b;
        padding-left: 13px;
    }
}

@media (max-width: 480px) {
    .mobile-menu {
        width: 100%;
        max-width: 100%;
    }

    .mobile-menu-content {
        padding: 64px 16px 24px;
    }

    .mobile-menu-list a,
    .mobile-menu-link {
        padding: 12px 14px;
        font-size: 0.95rem;
    }
}

/* ==========================================================================
   Mobile Menu Actions (CTA Button)
   ========================================================================== */
@media (max-width: 1024px) {
    .mobile-menu-actions {
        padding: 20px 0;
        border-top: 1px solid #e5e7eb;
        margin-top: 16px;
    }

    .mobile-menu-actions .btn,
    .mobile-menu-actions .btn-primary {
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        width: 100%;
        min-height: 52px;
        padding: 14px 24px !important;
        background-color: #06C755 !important;
        color: white !important;
        font-size: 1rem !important;
        font-weight: 600 !important;
        border-radius: 10px !important;
        border: none !important;
        text-decoration: none !important;
        gap: 10px !important;
        box-shadow: 0 4px 12px rgba(6, 199, 85, 0.3) !important;
        transition: all 0.2s ease !important;
        -webkit-tap-highlight-color: transparent;
    }

    .mobile-menu-actions .btn:hover,
    .mobile-menu-actions .btn:active,
    .mobile-menu-actions .btn-primary:hover,
    .mobile-menu-actions .btn-primary:active {
        background-color: #00B900 !important;
        transform: none !important;
    }

    .mobile-menu-actions .btn:focus,
    .mobile-menu-actions .btn-primary:focus {
        outline: 2px solid white;
        outline-offset: 2px;
    }

    .mobile-menu-actions .btn i,
    .mobile-menu-actions .btn-primary i {
        font-size: 1.25rem !important;
        color: white !important;
    }
}

/* ==========================================================================
   Mobile Menu Social Links
   ========================================================================== */
@media (max-width: 1024px) {
    .mobile-menu-social {
        display: flex;
        justify-content: center;
        gap: 12px;
        padding-top: 20px;
    }

    .mobile-menu-social a {
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        background-color: #f3f4f6;
        border-radius: 50%;
        color: #6b7280;
        text-decoration: none;
        transition: all 0.2s ease;
        -webkit-tap-highlight-color: transparent;
    }

    .mobile-menu-social a:hover,
    .mobile-menu-social a:active {
        background-color: #00867b;
        color: white;
    }

    .mobile-menu-social a:focus {
        outline: 2px solid #00867b;
        outline-offset: 2px;
    }
}

/* ==========================================================================
   Body State - Menu Open
   ========================================================================== */
body.mobile-menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
}

/* ==========================================================================
   Submenus - Force Hidden
   ========================================================================== */
.sub-menu,
.primary-menu .sub-menu,
.main-navigation .sub-menu,
.menu .sub-menu,
.nav-menu .sub-menu,
ul.sub-menu,
li .sub-menu,
.menu-item .sub-menu {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    height: 0 !important;
    overflow: hidden !important;
    position: absolute !important;
    left: -99999px !important;
    top: -99999px !important;
    pointer-events: none !important;
}

/* ==========================================================================
   Touch Device Optimizations
   ========================================================================== */
@media (hover: none) and (pointer: coarse) {
    .mobile-menu-toggle:hover,
    .mobile-menu-close:hover,
    .mobile-menu-list a:hover,
    .mobile-menu-actions .btn:hover,
    .mobile-menu-social a:hover {
        transform: none;
    }

    /* アクティブ状態のフィードバック */
    .mobile-menu-toggle:active,
    .mobile-menu-close:active {
        background-color: rgba(0, 134, 123, 0.12);
    }
}

/* ==========================================================================
   Reduced Motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    .mobile-menu,
    .mobile-menu-overlay,
    .mobile-menu-list li,
    .hamburger span {
        transition: none !important;
        animation: none !important;
    }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */
@media (max-width: 1024px) {
    /* スキップリンク */
    .skip-link {
        position: absolute;
        top: -100px;
        left: 10px;
        z-index: 100001;
        padding: 12px 20px;
        background: #00867b;
        color: white;
        text-decoration: none;
        border-radius: 8px;
        font-weight: 600;
    }

    .skip-link:focus {
        top: 10px;
    }

    /* フォーカスリング */
    .mobile-menu a:focus-visible,
    .mobile-menu button:focus-visible {
        outline: 3px solid #00867b;
        outline-offset: 3px;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */
@media print {
    .mobile-menu,
    .mobile-menu-overlay,
    .mobile-menu-toggle,
    .nav-cta-button {
        display: none !important;
    }
}