/* デザイン切り替えスイッチャー */
#design-switcher {
    position: relative;
    margin: 20px 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    justify-content: flex-end;
}

/* デフォルト（ホログラム風）デザイン */
body:not(.design-fantasy):not(.design-normal):not(.design-dark) .switcher-toggle {
    background: linear-gradient(135deg, rgba(0, 150, 255, 0.8) 0%, rgba(138, 43, 226, 0.8) 100%);
    border: 2px solid rgba(0, 255, 255, 0.5);
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .switcher-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(255, 0, 255, 0.5);
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .switcher-icon {
    color: #00FFFF;
    text-shadow: 0 0 10px #00FFFF;
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .switcher-panel {
    background: rgba(0, 0, 0, 0.9);
    border: 2px solid rgba(0, 255, 255, 0.5);
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.3);
    backdrop-filter: blur(15px);
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .switcher-header {
    border-bottom: 1px solid rgba(0, 255, 255, 0.3);
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .switcher-header h3 {
    color: #00FFFF;
    text-shadow: 0 0 10px #00FFFF;
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .switcher-close {
    color: #FF00FF;
    text-shadow: 0 0 10px #FF00FF;
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .switcher-close:hover {
    color: #00FFFF;
    text-shadow: 0 0 15px #00FFFF;
    transform: scale(1.2);
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .design-option:hover {
    background: rgba(0, 255, 255, 0.1);
    border-color: rgba(0, 255, 255, 0.3);
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .design-option.active {
    background: rgba(0, 255, 255, 0.2);
    border-color: rgba(0, 255, 255, 0.5);
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .design-name {
    color: #00FFFF;
    text-shadow: 0 0 5px #00FFFF;
}

body:not(.design-fantasy):not(.design-normal):not(.design-dark) .design-desc {
    color: #FF00FF;
    text-shadow: 0 0 5px #FF00FF;
}

/* ホログラム風デザイン */
body.design-holo .switcher-toggle {
    background: linear-gradient(135deg, rgba(0, 150, 255, 0.8) 0%, rgba(138, 43, 226, 0.8) 100%);
    border: 2px solid rgba(0, 255, 255, 0.5);
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

body.design-holo .switcher-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(255, 0, 255, 0.5);
}

body.design-holo .switcher-icon {
    color: #00FFFF;
    text-shadow: 0 0 10px #00FFFF;
}

body.design-holo .switcher-panel {
    background: rgba(0, 0, 0, 0.9);
    border: 2px solid rgba(0, 255, 255, 0.5);
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.3);
    backdrop-filter: blur(15px);
}

body.design-holo .switcher-header {
    border-bottom: 1px solid rgba(0, 255, 255, 0.3);
}

body.design-holo .switcher-header h3 {
    color: #00FFFF;
    text-shadow: 0 0 10px #00FFFF;
}

body.design-holo .switcher-close {
    color: #FF00FF;
    text-shadow: 0 0 10px #FF00FF;
}

body.design-holo .switcher-close:hover {
    color: #00FFFF;
    text-shadow: 0 0 15px #00FFFF;
    transform: scale(1.2);
}

body.design-holo .design-option:hover {
    background: rgba(0, 255, 255, 0.1);
    border-color: rgba(0, 255, 255, 0.3);
}

body.design-holo .design-option.active {
    background: rgba(0, 255, 255, 0.2);
    border-color: rgba(0, 255, 255, 0.5);
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
}

body.design-holo .design-name {
    color: #00FFFF;
    text-shadow: 0 0 5px #00FFFF;
}

body.design-holo .design-desc {
    color: #FF00FF;
    text-shadow: 0 0 5px #FF00FF;
}

/* ファンタジーデザイン */
body.design-fantasy .switcher-toggle {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.8) 0%, rgba(138, 43, 226, 0.8) 100%);
    border: 2px solid rgba(255, 215, 0, 0.5);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
    backdrop-filter: blur(10px);
}

body.design-fantasy .switcher-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(255, 105, 180, 0.5);
}

body.design-fantasy .switcher-icon {
    color: #8A2BE2;
    text-shadow: 0 0 10px #FFD700;
}

body.design-fantasy .switcher-panel {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 215, 0, 0.5);
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.3);
    backdrop-filter: blur(15px);
}

body.design-fantasy .switcher-header {
    border-bottom: 1px solid rgba(255, 215, 0, 0.3);
}

body.design-fantasy .switcher-header h3 {
    color: #FFD700;
    text-shadow: 0 0 10px #FFD700, 0 0 20px #FFD700;
}

body.design-fantasy .switcher-close {
    color: #FFD700;
    text-shadow: 0 0 10px #FFD700;
}

body.design-fantasy .switcher-close:hover {
    color: #FF69B4;
    text-shadow: 0 0 15px #FF69B4;
    transform: scale(1.2);
}

body.design-fantasy .design-option:hover {
    background: rgba(255, 215, 0, 0.1);
    border-color: rgba(255, 215, 0, 0.3);
}

body.design-fantasy .design-option.active {
    background: rgba(255, 215, 0, 0.2);
    border-color: rgba(255, 215, 0, 0.5);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
}

body.design-fantasy .design-name {
    color: #FFD700;
    text-shadow: 0 0 5px #FFD700;
}

body.design-fantasy .design-desc {
    color: #FF69B4;
    text-shadow: 0 0 5px #FF69B4;
}

/* ノーマルデザイン */
body.design-normal .switcher-toggle {
    background: #000000;
    border: 2px solid #cccccc;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

body.design-normal .switcher-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

body.design-normal .switcher-icon {
    color: #ffffff;
}

body.design-normal .switcher-panel {
    background: #ffffff;
    border: 2px solid #cccccc;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

body.design-normal .switcher-header {
    border-bottom: 1px solid #eeeeee;
}

body.design-normal .switcher-header h3 {
    color: #000000;
}

body.design-normal .switcher-close {
    color: #666666;
}

body.design-normal .switcher-close:hover {
    color: #000000;
    transform: scale(1.2);
}

body.design-normal .design-option:hover {
    background: #f8f9fa;
    border-color: #cccccc;
}

body.design-normal .design-option.active {
    background: #f0f0f0;
    border-color: #000000;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
}

body.design-normal .design-name {
    color: #000000;
}

body.design-normal .design-desc {
    color: #666666;
}

/* ダークデザイン */
body.design-dark .switcher-toggle {
    background: #ffffff;
    border: 2px solid #333333;
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.15);
}

body.design-dark .switcher-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.2);
}

body.design-dark .switcher-icon {
    color: #000000;
}

body.design-dark .switcher-panel {
    background: #000000;
    border: 2px solid #333333;
    box-shadow: 0 8px 32px rgba(255, 255, 255, 0.1);
}

body.design-dark .switcher-header {
    border-bottom: 1px solid #333333;
}

body.design-dark .switcher-header h3 {
    color: #ffffff;
}

body.design-dark .switcher-close {
    color: #cccccc;
}

body.design-dark .switcher-close:hover {
    color: #ffffff;
    transform: scale(1.2);
}

body.design-dark .design-option:hover {
    background: #111111;
    border-color: #333333;
}

body.design-dark .design-option.active {
    background: #333333;
    border-color: #ffffff;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
}

body.design-dark .design-name {
    color: #ffffff;
}

body.design-dark .design-desc {
    color: #cccccc;
}

/* ミニマルデザイン用スイッチャー */
body.design-minimal .switcher-toggle {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    color: #374151;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

body.design-minimal .switcher-toggle:hover {
    background: #f8f9fa;
    border-color: #d1d5db;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

body.design-minimal .switcher-icon {
    color: #6b7280;
}

body.design-minimal .switcher-panel {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

body.design-minimal .switcher-header {
    background: #f8f9fa;
    border-bottom: 1px solid #e5e7eb;
}

body.design-minimal .switcher-header h3 {
    color: #374151;
}

body.design-minimal .switcher-close {
    color: #6b7280;
}

body.design-minimal .switcher-close:hover {
    color: #374151;
    background: #e5e7eb;
}

body.design-minimal .design-option:hover {
    background: #f8f9fa;
    border-color: #d1d5db;
}

body.design-minimal .design-option.active {
    background: #007bff;
    border-color: #007bff;
    color: #ffffff;
}

body.design-minimal .design-name {
    color: #374151;
}

body.design-minimal .design-desc {
    color: #6b7280;
}

/* 共通スタイル */
.switcher-toggle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.switcher-icon {
    font-size: 1.5rem;
}

.switcher-panel {
    position: absolute;
    top: 60px;
    right: 0;
    width: 280px;
    border-radius: 15px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 9999;
}

.switcher-panel.switcher-active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.switcher-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.switcher-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.switcher-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.switcher-options {
    padding: 15px;
}

.design-option {
    display: flex;
    align-items: center;
    padding: 12px;
    margin-bottom: 10px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.design-option:hover {
    transform: translateX(5px);
}

.design-preview {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    margin-right: 15px;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.design-info {
    flex: 1;
}

.design-name {
    display: block;
    font-weight: bold;
    margin-bottom: 3px;
}

.design-desc {
    display: block;
    font-size: 0.85rem;
}

/* デザインプレビュー */
.holo-preview {
    background: linear-gradient(135deg, #000428 0%, #004e92 100%);
    position: relative;
}

.holo-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 255, 255, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 0, 255, 0.3) 0%, transparent 50%);
    border-radius: 6px;
}

.fantasy-preview {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
}

.fantasy-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 70%, rgba(255, 215, 0, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(138, 43, 226, 0.3) 0%, transparent 50%);
    border-radius: 6px;
}

.normal-preview {
    background: #ffffff;
    position: relative;
    border: 1px solid #e5e7eb;
}

.normal-preview::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 4px;
}

.normal-preview::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 6px;
    right: 6px;
    bottom: 6px;
    background: #3b82f6;
    border-radius: 2px;
    opacity: 0.8;
}

.dark-preview {
    background: #111827;
    position: relative;
    border: 1px solid #374151;
}

.dark-preview::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    background: #1f2937;
    border-radius: 4px;
}

.dark-preview::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 6px;
    right: 6px;
    bottom: 6px;
    background: #60a5fa;
    border-radius: 2px;
    opacity: 0.8;
}

.minimal-preview {
    background: #ffffff;
    position: relative;
    border: 1px solid #e5e7eb;
}

.minimal-preview::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    background: #f8f9fa;
    border-radius: 4px;
}

.minimal-preview::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 6px;
    right: 6px;
    bottom: 6px;
    background: #007bff;
    border-radius: 2px;
    opacity: 0.8;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    #design-switcher {
        margin: 15px 0;
        justify-content: center;
    }
    
    .switcher-toggle {
        width: 45px;
        height: 45px;
    }
    
    .switcher-panel {
        width: 250px;
        right: -10px;
    }
    
    .switcher-options {
        padding: 10px;
    }
    
    .design-option {
        padding: 10px;
        margin-bottom: 8px;
    }
    
    .design-preview {
        width: 35px;
        height: 35px;
        margin-right: 12px;
    }
} 

/* マイページ専用のテーマ切り替え最適化 */
body.design-switching {
    /* 切り替え中のちらつきを防止 */
    overflow: hidden;
}

/* テーマ切り替え中のオーバーレイ */
.theme-switch-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 200vh;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 999999; /* ヘッダー（z-index: 1000）よりはるかに高いz-indexに設定 */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease-in-out, visibility 0.2s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-switch-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* オーバーレイの即座表示用スタイル */
.theme-switch-overlay.force-show {
    opacity: 1 !important;
    visibility: visible !important;
    transition: none !important;
}

.theme-switch-overlay.force-show .theme-switch-loading {
    opacity: 1 !important;
    visibility: visible !important;
    transition: none !important;
}

.theme-switch-overlay.force-show .loading-spinner {
    opacity: 1 !important;
    visibility: visible !important;
    animation: spin 1s ease-in-out infinite !important;
}

.theme-switch-overlay.force-show .loading-text {
    opacity: 1 !important;
    visibility: visible !important;
    transition: none !important;
}

/* オーバーレイ内のローディング表示 */
.theme-switch-loading {
    text-align: center;
    color: #fff;
    font-size: 1.2rem;
    font-weight: 500;
    opacity: 1; /* 初期状態で表示 */
    visibility: visible; /* 初期状態で表示 */
    transition: none; /* トランジションを無効化 */
}

.theme-switch-loading .loading-spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
    margin-bottom: 1rem;
    opacity: 1; /* 初期状態で表示 */
    visibility: visible; /* 初期状態で表示 */
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.theme-switch-loading .loading-text {
    display: block;
    margin-top: 1rem;
    opacity: 1; /* 初期状態で表示 */
    visibility: visible; /* 初期状態で表示 */
    transition: none; /* トランジションを無効化 */
}

/* マイページでのテーマ切り替え時のトランジション */
.mypage-theme-transition {
    transition: all 0.3s ease-in-out;
}

/* マイページ要素の切り替え時の表示制御 */
.mypage-content {
    opacity: 1;
    transition: opacity 0.3s ease-in-out;
}

body.design-switching .mypage-content {
    opacity: 0.8;
}

/* テーマ切り替え完了後の表示復旧 */
body:not(.design-switching) .mypage-content {
    opacity: 1;
}