/* ============================================
   追加のラグジュアリーエンハンスメント
   ============================================ */

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* ラグジュアリーグラデーション背景 */
.bg-luxury-gradient {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 50%, #1a1a1a 100%);
    position: relative;
}

.bg-luxury-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(212, 175, 55, 0.05) 0%, transparent 70%);
}

/* ゴールドライン装飾 */
.luxury-divider {
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--luxury-gold), transparent);
    margin: 2rem auto;
}

/* プレミアムカード */
.premium-card {
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.95) 0%, rgba(45, 45, 45, 0.95) 100%);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 15px;
    padding: 3rem;
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(212, 175, 55, 0.1);
    transition: all 0.4s ease;
}

.premium-card:hover {
    transform: translateY(-10px);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.5),
        0 0 30px rgba(212, 175, 55, 0.2),
        inset 0 1px 0 rgba(212, 175, 55, 0.2);
    border-color: var(--luxury-gold);
}

/* ゴールドテキストシャドウ */
.text-gold-glow {
    color: var(--luxury-gold);
    text-shadow: 
        0 0 10px rgba(212, 175, 55, 0.5),
        0 0 20px rgba(212, 175, 55, 0.3),
        0 0 30px rgba(212, 175, 55, 0.2);
}

/* プレミアムボタン */
.btn-premium {
    background: linear-gradient(135deg, #D4AF37 0%, #FFD700 50%, #D4AF37 100%);
    background-size: 200% auto;
    border: none;
    color: #1a1a1a;
    padding: 15px 50px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    box-shadow: 
        0 4px 15px rgba(212, 175, 55, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.btn-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn-premium:hover::before {
    left: 100%;
}

.btn-premium:hover {
    background-position: right center;
    transform: translateY(-2px);
    box-shadow: 
        0 6px 25px rgba(212, 175, 55, 0.6),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    color: #000;
}

/* ラグジュアリー装飾枠 */
.luxury-border {
    border: 2px solid;
    border-image: linear-gradient(135deg, transparent, var(--luxury-gold), transparent) 1;
    padding: 2rem;
    position: relative;
}

.luxury-border::before,
.luxury-border::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid var(--luxury-gold);
}

.luxury-border::before {
    top: -2px;
    left: -2px;
    border-right: none;
    border-bottom: none;
}

.luxury-border::after {
    bottom: -2px;
    right: -2px;
    border-left: none;
    border-top: none;
}

/* ゴールドアクセント */
.gold-accent {
    position: relative;
    padding-left: 20px;
}

.gold-accent::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, transparent, var(--luxury-gold), transparent);
}

/* エレガントなホバーエフェクト */
.elegant-hover {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.elegant-hover:hover {
    transform: scale(1.02) translateY(-5px);
}

/* ラグジュアリーテーブル装飾 */
.luxury-table tbody tr {
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

.luxury-table tbody tr:hover {
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.05), transparent);
}

/* プレミアムフォーム */
.premium-form-control {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--luxury-white);
    padding: 12px 20px;
    transition: all 0.3s;
}

.premium-form-control:focus {
    background: rgba(0, 0, 0, 0.4);
    border-color: var(--luxury-gold);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.2);
    color: var(--luxury-white);
}

/* ラグジュアリーアラート */
.alert-luxury {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(212, 175, 55, 0.05));
    border: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--luxury-gold);
}

/* プレミアムバッジ */
.badge-premium {
    background: linear-gradient(135deg, var(--luxury-gold) 0%, #c19b2e 100%);
    color: #1a1a1a;
    padding: 8px 16px;
    font-weight: 600;
    letter-spacing: 1px;
    box-shadow: 0 2px 10px rgba(212, 175, 55, 0.3);
}

/* パララックス効果 */
.parallax-section {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
}

.parallax-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(26, 26, 26, 0.8));
}

/* エレガントなスクロールバー */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #1a1a1a;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--luxury-gold), #c19b2e);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--luxury-gold);
}

/* レスポンシブ調整 */
@media (max-width: 768px) {
    .btn-premium {
        padding: 12px 30px;
        font-size: 0.9rem;
    }
    
    .premium-card {
        padding: 2rem 1.5rem;
    }
}