/**
 * Material Design 3 음성 플레이어 스타일
 */

.md3-voice-player-wrapper {
    margin: 24px 0;
    animation: fadeInUp 0.4s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.md3-voice-player {
    background: linear-gradient(135deg, var(--md-sys-color-primary) 0%, var(--md-sys-color-tertiary-container) 100%);
    border-radius: 24px;
    padding: 24px;
    box-shadow:
        0 8px 32px rgba(231, 168, 157, 0.25),
        0 2px 8px var(--shadow-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.md3-voice-player::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 100%);
    pointer-events: none;
}

.md3-voice-player:hover {
    box-shadow: 
        0 12px 48px rgba(231, 168, 157, 0.35),
        0 4px 16px var(--shadow-color);
    transform: translateY(-2px);
}

/* 헤더 */
.md3-player-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.md3-player-icon-container {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 12px var(--shadow-color);
    transition: all 0.3s ease;
}

.md3-voice-player:hover .md3-player-icon-container {
    transform: scale(1.05) rotate(5deg);
    background: rgba(255, 255, 255, 0.25);
}

.md3-player-icon {
    color: white;
    filter: drop-shadow(0 2px 4px var(--shadow-color));
}

.md3-player-info {
    flex: 1;
    min-width: 0;
}

.md3-player-title {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: white;
    text-shadow: 0 2px 4px var(--shadow-color);
    letter-spacing: -0.3px;
}

.md3-player-subtitle {
    margin: 4px 0 0 0;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    text-shadow: 0 1px 2px var(--shadow-color);
}

.md3-player-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px var(--shadow-color);
}

.md3-player-badge svg {
    filter: drop-shadow(0 1px 2px var(--shadow-color));
}

/* AI 생성 음성 배지 — 19+ 환경 deepfake/사칭 분쟁 예방 시각 표시 */
.md3-player-badge-ai {
    background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    color: white;
    margin-right: 6px;
    animation: md3-ai-pulse 2.5s ease-in-out infinite;
}
@keyframes md3-ai-pulse {
    0%, 100% { box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3); }
    50%      { box-shadow: 0 2px 14px rgba(239, 68, 68, 0.55); }
}
/* AI 생성 플레이어 자체에도 미묘한 좌측 보더로 시각 차별화 */
.md3-voice-player.is-ai-generated {
    border-left: 3px solid #ef4444;
}

/* 변조 음성 배지 — 본인 목소리에 효과 적용. AI(붉은톤)와 구분되도록 보라/파랑 톤 */
.md3-player-badge-mod {
    background: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
    color: white;
    margin-right: 6px;
}
.md3-voice-player.is-modulated {
    border-left: 3px solid #8b5cf6;
}

/* 컨트롤 */
.md3-player-controls {
    position: relative;
    z-index: 1;
}

.md3-audio-element {
    display: none;
}

.md3-audio-controls {
    display: flex;
    align-items: center;
    gap: 16px;
}

.md3-play-button {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    box-shadow: 
        0 4px 16px var(--shadow-color),
        0 2px 8px var(--shadow-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: #E7A89D;
    position: relative;
    overflow: hidden;
}

.md3-play-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(231, 168, 157, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.md3-play-button:hover::before {
    width: 100%;
    height: 100%;
}

.md3-play-button:hover {
    transform: scale(1.1);
    box-shadow: 
        0 6px 24px var(--shadow-color),
        0 4px 12px var(--shadow-color);
}

.md3-play-button:active {
    transform: scale(1.05);
}

.md3-play-button.playing {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 
            0 4px 16px var(--shadow-color),
            0 2px 8px var(--shadow-color);
    }
    50% {
        box-shadow: 
            0 4px 16px rgba(231, 168, 157, 0.4),
            0 2px 8px rgba(231, 168, 157, 0.2);
    }
}

.md3-play-button svg {
    position: relative;
    z-index: 1;
}

.md3-progress-container {
    flex: 1;
    min-width: 0;
}

.md3-time-display {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 13px;
    font-weight: 600;
    color: white;
    text-shadow: 0 1px 2px var(--shadow-color);
    font-variant-numeric: tabular-nums;
}

.md3-progress-bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 3px;
    position: relative;
    cursor: pointer;
    overflow: visible;
    backdrop-filter: blur(10px);
}

.md3-progress-track {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 3px;
}

.md3-progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: white;
    border-radius: 3px;
    transition: width 0.1s linear;
    box-shadow: 0 2px 8px rgba(255, 255, 255, 0.3);
}

.md3-progress-handle {
    position: absolute;
    top: 50%;
    width: 16px;
    height: 16px;
    background: white;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 
        0 2px 8px var(--shadow-color),
        0 1px 4px var(--shadow-color);
    transition: all 0.2s ease;
    opacity: 0;
}

.md3-progress-bar:hover .md3-progress-handle {
    opacity: 1;
}

.md3-progress-bar:hover .md3-progress-fill {
    box-shadow: 0 2px 12px rgba(255, 255, 255, 0.5);
}

.md3-volume-button {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.3s ease;
    color: white;
}

.md3-volume-button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.md3-volume-button:active {
    transform: scale(1.05);
}

/* 반응형 */
@media (max-width: 640px) {
    .md3-voice-player {
        padding: 20px;
        border-radius: 20px;
    }
    
    .md3-player-header {
        gap: 12px;
        margin-bottom: 16px;
    }
    
    .md3-player-icon-container {
        width: 48px;
        height: 48px;
        border-radius: 14px;
    }
    
    .md3-player-icon {
        width: 28px;
        height: 28px;
    }
    
    .md3-player-title {
        font-size: 16px;
    }
    
    .md3-player-subtitle {
        font-size: 13px;
    }
    
    .md3-player-badge {
        padding: 5px 10px;
        font-size: 11px;
    }
    
    .md3-audio-controls {
        gap: 12px;
    }
    
    .md3-play-button {
        width: 52px;
        height: 52px;
    }
    
    .md3-play-button svg {
        width: 26px;
        height: 26px;
    }
    
    .md3-volume-button {
        width: 40px;
        height: 40px;
    }
    
    .md3-volume-button svg {
        width: 22px;
        height: 22px;
    }
    
    .md3-time-display {
        font-size: 12px;
    }
}

/* 다크모드 대응 */
@media (prefers-color-scheme: dark) {
    html:not([data-theme="light"]) .md3-voice-player {
        box-shadow: 
            0 8px 32px rgba(231, 168, 157, 0.3),
            0 2px 8px var(--shadow-color);
    }
    
    html:not([data-theme="light"]) .md3-voice-player:hover {
        box-shadow: 
            0 12px 48px rgba(231, 168, 157, 0.4),
            0 4px 16px var(--shadow-color);
    }
}

html[data-theme="dark"] .md3-voice-player {
    box-shadow:
        0 8px 32px rgba(231, 168, 157, 0.3),
        0 2px 8px var(--shadow-color);
}

html[data-theme="dark"] .md3-voice-player:hover {
    box-shadow:
        0 12px 48px rgba(231, 168, 157, 0.4),
        0 4px 16px var(--shadow-color);
}

/* 접근성 */
.md3-play-button:focus-visible,
.md3-volume-button:focus-visible {
    outline: 3px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

/* 로딩 애니메이션 */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.md3-voice-player.loading {
    background: linear-gradient(
        90deg,
        var(--md-sys-color-primary) 0%,
        var(--md-sys-color-tertiary-container) 50%,
        var(--md-sys-color-primary) 100%
    );
    background-size: 2000px 100%;
    animation: shimmer 2s infinite linear;
}