/* ===== 大人向けテーマ（記念日・結婚式・七五三など） ===== */

/* スタート画面 */
.theme-elegant .start-overlay {
    background: rgba(0, 0, 0, 0.45);
}

.theme-elegant .start-title {
    font-size: 40px;
    font-weight: normal;
    letter-spacing: 0.1em;
}

/* 未クリック要素：静かな光のパルス */
.theme-elegant .interactive-item:not(.revealed) {
    animation: elegantPulse 3s ease-in-out infinite;
}

.theme-elegant .interactive-item:not(.revealed).audio-ended {
    animation: elegantPulseStrong 2s ease-in-out infinite;
}

/* 光の点 */
.theme-elegant .interactive-item:not(.revealed)::before {
    content: '';
    position: absolute;
    top: -8px;
    right: -8px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 230, 180, 0.9);
    box-shadow: 0 0 8px 4px rgba(255, 220, 150, 0.5);
    animation: glowDot 2s ease-in-out infinite;
    pointer-events: none;
}

.theme-elegant .interactive-item:not(.revealed).audio-ended::before {
    width: 14px;
    height: 14px;
    box-shadow: 0 0 14px 6px rgba(255, 220, 150, 0.7);
}

/* 波紋 */
.theme-elegant .interactive-item:not(.revealed)::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    transform: translate(-50%, -50%);
    border: 1px solid rgba(255, 220, 150, 0.5);
    border-radius: 50%;
    animation: elegantRipple 3s ease-out infinite;
    pointer-events: none;
}

/* 未クリック画像 */
.theme-elegant .interactive-item:not(.revealed) img {
    filter: brightness(1.1) drop-shadow(0 0 8px rgba(255, 220, 150, 0.4));
}

@keyframes elegantPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1.0);  opacity: 1;    }
    50%       { transform: translate(-50%, -50%) scale(1.05); opacity: 0.85; }
}

@keyframes elegantPulseStrong {
    0%, 100% { transform: translate(-50%, -50%) scale(1.0);  opacity: 1;   }
    50%       { transform: translate(-50%, -50%) scale(1.08); opacity: 0.9; }
}

@keyframes glowDot {
    0%, 100% { opacity: 0.6; transform: scale(1);   }
    50%       { opacity: 1;   transform: scale(1.3); }
}

@keyframes elegantRipple {
    0%   { transform: translate(-50%, -50%) scale(0.9); opacity: 0.6; }
    100% { transform: translate(-50%, -50%) scale(1.6); opacity: 0;   }
}

/* 字幕 */
.theme-elegant .subtitle-container {
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.4) 70%, transparent 100%);
}

.theme-elegant .subtitle-text {
    font-size: 22px;
    font-weight: normal;
    letter-spacing: 0.08em;
    line-height: 1.8;
}

/* 進捗バッジ */
.theme-elegant .progress-badge {
    background: rgba(20, 20, 20, 0.8);
    border: 1px solid rgba(255, 220, 150, 0.5);
    backdrop-filter: blur(8px);
}

.theme-elegant .progress-text {
    font-weight: normal;
    letter-spacing: 0.05em;
}

.theme-elegant .progress-stars {
    color: rgba(255, 220, 150, 0.9);
    font-size: 12px;
    letter-spacing: 4px;
}

/* 終了画面 */
.theme-elegant .ending-message {
    font-size: 44px;
    font-weight: normal;
    letter-spacing: 0.15em;
}

.theme-elegant .btn-replay {
    width: 160px;
    height: 160px;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.theme-elegant .replay-icon { font-size: 40px; }

.theme-elegant .replay-text {
    font-size: 13px;
    font-weight: normal;
    letter-spacing: 0.1em;
}

/* レスポンシブ */
@media (max-width: 768px) {
    .theme-elegant .start-title    { font-size: 28px; }
    .theme-elegant .subtitle-text  { font-size: 18px; }
    .theme-elegant .ending-message { font-size: 32px; }
    .theme-elegant .btn-replay     { width: 130px; height: 130px; }
    .theme-elegant .replay-icon    { font-size: 32px; }
}