/* ========================================
   Glassmorphism（ガラスモーフィズム）専用スタイル
   
   美容クリニックLP向けに最適化された
   透明感のあるガラス風エフェクト
======================================== */

/* ========================================
   基本Glassカード
======================================== */

.glass-card {
    /* ガラス効果の基本 */
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px) saturate(180%);
    -webkit-backdrop-filter: blur(10px) saturate(180%);
    
    /* 枠線 */
    border: 1px solid rgba(209, 213, 219, 0.3);
    border-radius: 30px;
    
    /* シャドウ */
    box-shadow: 
        0 8px 32px 0 rgba(31, 38, 135, 0.15),
        inset 0 0 0 1px rgba(255, 255, 255, 0.4);
    
    /* トランジション */
    transition: all 0.3s ease;
    
    /* オーバーフロー */
    overflow: hidden;
    
    /* ポジション（擬似要素用） */
    position: relative;
}

/* ホバー時の強化エフェクト */
.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 12px 40px 0 rgba(31, 38, 135, 0.25),
        inset 0 0 0 1px rgba(255, 255, 255, 0.6);
    border-color: rgba(74, 144, 226, 0.4);
}

/* ========================================
   Glassカードのバリエーション
======================================== */

/* ブルー系 */
.glass-card-blue {
    background: rgba(74, 144, 226, 0.1);
    backdrop-filter: blur(10px) saturate(180%);
    border: 1px solid rgba(74, 144, 226, 0.3);
}

.glass-card-blue:hover {
    background: rgba(74, 144, 226, 0.15);
    border-color: rgba(74, 144, 226, 0.5);
}

/* ピンク系 */
.glass-card-pink {
    background: rgba(248, 187, 217, 0.1);
    backdrop-filter: blur(10px) saturate(180%);
    border: 1px solid rgba(248, 187, 217, 0.3);
}

.glass-card-pink:hover {
    background: rgba(248, 187, 217, 0.15);
    border-color: rgba(248, 187, 217, 0.5);
}

/* ゴールド系 */
.glass-card-gold {
    background: rgba(212, 175, 55, 0.1);
    backdrop-filter: blur(10px) saturate(180%);
    border: 1px solid rgba(212, 175, 55, 0.3);
}

.glass-card-gold:hover {
    background: rgba(212, 175, 55, 0.15);
    border-color: rgba(212, 175, 55, 0.5);
}

/* ========================================
   Glassボタン
======================================== */

.glass-button {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px) saturate(180%);
    border: 2px solid rgba(209, 213, 219, 0.3);
    border-radius: 50px;
    padding: 15px 35px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(31, 38, 135, 0.1);
}

.glass-button:hover {
    background: rgba(255, 255, 255, 0.8);
    border-color: rgba(74, 144, 226, 0.5);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.2);
}

.glass-button:active {
    transform: translateY(-1px);
}

/* ========================================
   Glass入力フィールド
======================================== */

.glass-input {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(209, 213, 219, 0.3);
    border-radius: 15px;
    padding: 15px 20px;
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 16px;
    color: #2C3E50;
    transition: all 0.3s ease;
    width: 100%;
}

.glass-input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(74, 144, 226, 0.5);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.glass-input::placeholder {
    color: rgba(127, 140, 141, 0.6);
}

/* ========================================
   Glassモーダル/オーバーレイ
======================================== */

.glass-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(209, 213, 219, 0.3);
    border-radius: 30px;
    padding: 50px;
    max-width: 600px;
    width: 90%;
    box-shadow: 
        0 20px 60px 0 rgba(31, 38, 135, 0.3),
        inset 0 0 0 1px rgba(255, 255, 255, 0.5);
    z-index: 1000;
}

.glass-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(44, 62, 80, 0.4);
    backdrop-filter: blur(5px);
    z-index: 999;
}

/* ========================================
   Glassナビゲーション/ヘッダー
======================================== */

.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(15px) saturate(180%);
    border-bottom: 1px solid rgba(209, 213, 219, 0.3);
    padding: 20px 0;
    z-index: 100;
    box-shadow: 0 4px 20px rgba(31, 38, 135, 0.1);
}

/* ========================================
   Glassバッジ/タグ
======================================== */

.glass-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(209, 213, 219, 0.3);
    border-radius: 50px;
    padding: 8px 20px;
    font-size: 14px;
    font-weight: 600;
    color: #2C3E50;
    box-shadow: 0 2px 10px rgba(31, 38, 135, 0.1);
}

/* ========================================
   Glassプログレスバー
======================================== */

.glass-progress {
    background: rgba(209, 213, 219, 0.3);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    height: 12px;
    overflow: hidden;
    box-shadow: inset 0 2px 5px rgba(31, 38, 135, 0.1);
}

.glass-progress-fill {
    background: linear-gradient(90deg, #4A90E2 0%, #F8BBD9 100%);
    height: 100%;
    border-radius: 50px;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(74, 144, 226, 0.5);
}

/* ========================================
   Glassトーストメッセージ
======================================== */

.glass-toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(15px) saturate(180%);
    border: 1px solid rgba(209, 213, 219, 0.3);
    border-radius: 20px;
    padding: 20px 30px;
    box-shadow: 0 10px 40px rgba(31, 38, 135, 0.2);
    z-index: 1000;
    animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 成功メッセージ */
.glass-toast-success {
    border-left: 4px solid #2ECC71;
}

/* エラーメッセージ */
.glass-toast-error {
    border-left: 4px solid #E74C3C;
}

/* 情報メッセージ */
.glass-toast-info {
    border-left: 4px solid #4A90E2;
}

/* ========================================
   Glassアコーディオン
======================================== */

.glass-accordion {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px) saturate(180%);
    border: 1px solid rgba(209, 213, 219, 0.3);
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 15px;
}

.glass-accordion-header {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    padding: 20px 30px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.glass-accordion-header:hover {
    background: rgba(74, 144, 226, 0.1);
}

.glass-accordion-content {
    padding: 0 30px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, padding 0.5s ease;
}

.glass-accordion.active .glass-accordion-content {
    max-height: 1000px;
    padding: 20px 30px;
}

/* ========================================
   Glassドロップダウン
======================================== */

.glass-dropdown {
    position: relative;
    display: inline-block;
}

.glass-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 10px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(15px) saturate(180%);
    border: 1px solid rgba(209, 213, 219, 0.3);
    border-radius: 20px;
    padding: 10px 0;
    min-width: 200px;
    box-shadow: 0 10px 40px rgba(31, 38, 135, 0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 100;
}

.glass-dropdown:hover .glass-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.glass-dropdown-item {
    padding: 12px 25px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: #2C3E50;
}

.glass-dropdown-item:hover {
    background: rgba(74, 144, 226, 0.1);
}

/* ========================================
   Glassツールチップ
======================================== */

.glass-tooltip {
    position: relative;
    display: inline-block;
}

.glass-tooltip-text {
    visibility: hidden;
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(44, 62, 80, 0.95);
    backdrop-filter: blur(10px);
    color: #FFFFFF;
    text-align: center;
    padding: 8px 15px;
    border-radius: 10px;
    font-size: 13px;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 100;
    box-shadow: 0 4px 15px rgba(31, 38, 135, 0.3);
}

.glass-tooltip-text::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(44, 62, 80, 0.95);
}

.glass-tooltip:hover .glass-tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* ========================================
   Glassローディング
======================================== */

.glass-loading {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(15px) saturate(180%);
    border: 1px solid rgba(209, 213, 219, 0.3);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(31, 38, 135, 0.2);
}

.glass-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(74, 144, 226, 0.2);
    border-top-color: #4A90E2;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

/* ========================================
   特殊効果: Frosted Glass（霜ガラス）
======================================== */

.frosted-glass {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

/* ========================================
   特殊効果: Tinted Glass（色付きガラス）
======================================== */

.tinted-glass-blue {
    background: rgba(74, 144, 226, 0.15);
    backdrop-filter: blur(10px) saturate(180%);
    border: 1px solid rgba(74, 144, 226, 0.4);
}

.tinted-glass-pink {
    background: rgba(248, 187, 217, 0.15);
    backdrop-filter: blur(10px) saturate(180%);
    border: 1px solid rgba(248, 187, 217, 0.4);
}

/* ========================================
   アニメーション: Glass Shimmer（輝き効果）
======================================== */

.glass-shimmer {
    position: relative;
    overflow: hidden;
}

.glass-shimmer::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 70%
    );
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

/* ========================================
   レスポンシブ対応
======================================== */

@media (max-width: 768px) {
    .glass-modal {
        padding: 30px 20px;
        width: 95%;
    }
    
    .glass-toast {
        bottom: 20px;
        right: 20px;
        left: 20px;
        width: auto;
    }
    
    .glass-dropdown-menu {
        left: auto;
        right: 0;
        min-width: 250px;
    }
}

/* ========================================
   ブラウザ互換性: Safari用のフォールバック
======================================== */

@supports not (backdrop-filter: blur(10px)) {
    .glass-card,
    .glass-button,
    .glass-input,
    .glass-modal,
    .glass-nav,
    .glass-badge {
        background: rgba(255, 255, 255, 0.95);
    }
}

/* ========================================
   アクセシビリティ: 高コントラストモード対応
======================================== */

@media (prefers-contrast: high) {
    .glass-card,
    .glass-button,
    .glass-modal {
        border-width: 2px;
        border-color: rgba(0, 0, 0, 0.5);
    }
}

/* ========================================
   パフォーマンス最適化: アニメーション削減モード
======================================== */

@media (prefers-reduced-motion: reduce) {
    .glass-card,
    .glass-button,
    .glass-accordion-header,
    .glass-dropdown-menu,
    .glass-tooltip-text {
        transition: none;
    }
    
    .glass-shimmer::before {
        animation: none;
    }
    
    .glass-spinner {
        animation: none;
        border-top-color: transparent;
    }
}