/* リセットとベーススタイル */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #ffffff;
    min-height: 100vh;
    overflow-x: auto;
}

.game-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* ヘッダー */
.game-header {
    text-align: center;
    margin-bottom: 30px;
}

.game-header h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.connection-status {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.device-status {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.1);
    padding: 10px 20px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
}

.status-label {
    font-weight: bold;
}

.status-indicator {
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: bold;
}

.status-indicator.connected {
    background-color: #4CAF50;
    color: white;
}

.status-indicator.disconnected {
    background-color: #f44336;
    color: white;
}

.connect-btn {
    background: linear-gradient(45deg, #ff6b6b, #ff8e53);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
}

.connect-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.4);
}

/* メインゲーム画面 */
.game-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto 1fr;
    gap: 20px;
    grid-template-areas: 
        "game-area game-area"
        "sensor-panel controls";
}

.game-area {
    grid-area: game-area;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    backdrop-filter: blur(10px);
    position: relative;
    min-height: 500px;
    overflow: hidden;
}

/* 音ゲー風ノーツエリア */
.notes-area {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.note-lane {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 120px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.left-lane {
    left: 32%;
    transform: translateX(-50%);
}

.right-lane {
    right: 32%;
    transform: translateX(50%);
}

/* ヒットライン */
.hit-line {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 10px;
    right: 10px;
    height: 8px;
    background: linear-gradient(90deg, #ffeb3b, #ffc107);
    border-radius: 4px;
    box-shadow: 0 0 20px #ffeb3b;
    animation: hit-line-glow 2s ease-in-out infinite alternate;
}

@keyframes hit-line-glow {
    from { box-shadow: 0 0 20px #ffeb3b; }
    to { box-shadow: 0 0 30px #ffeb3b, 0 0 40px #ffc107; }
}

/* 落下ノーツ */
.note {
    position: absolute;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(145deg, #ff6b6b, #ff8e53);
    border: 4px solid #ffffff;
    box-shadow: 0 5px 20px rgba(255, 107, 107, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    color: white;
    animation: note-fall linear;
    left: 50%;
    transform: translateX(-50%);
    transition: all 0.1s ease;
}

.note.left-note {
    background: linear-gradient(145deg, #4ecdc4, #45b7d1);
    box-shadow: 0 5px 20px rgba(78, 205, 196, 0.6);
}

.note.right-note {
    background: linear-gradient(145deg, #ff6b6b, #ff8e53);
    box-shadow: 0 5px 20px rgba(255, 107, 107, 0.6);
}

@keyframes note-fall {
    from {
        top: -100px;
        opacity: 1;
    }
    to {
        top: calc(100% + 100px);
        opacity: 1;
    }
}

/* ノーツ爆発エフェクト */
.note-explosion {
    position: absolute;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 235, 59, 0.9) 0%, rgba(255, 193, 7, 0.7) 30%, rgba(255, 152, 0, 0.5) 60%, transparent 100%);
    animation: note-explode 0.6s ease-out forwards;
    pointer-events: none;
    z-index: 20;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.note-explosion.perfect {
    background: radial-gradient(circle, rgba(255, 235, 59, 1) 0%, rgba(255, 193, 7, 0.8) 30%, rgba(255, 152, 0, 0.6) 60%, transparent 100%);
    box-shadow: 0 0 30px rgba(255, 235, 59, 0.8);
}

.note-explosion.good {
    background: radial-gradient(circle, rgba(76, 175, 80, 0.9) 0%, rgba(139, 195, 74, 0.7) 30%, rgba(102, 187, 106, 0.5) 60%, transparent 100%);
    box-shadow: 0 0 25px rgba(76, 175, 80, 0.6);
}

@keyframes note-explode {
    0% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 1;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0.8;
    }
    100% {
        transform: translate(-50%, -50%) scale(2.5);
        opacity: 0;
    }
}

/* ノーツパーティクル */
.note-particle {
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: particle-burst 0.8s ease-out forwards;
    pointer-events: none;
    z-index: 15;
}

.note-particle.perfect {
    background: #ffeb3b;
    box-shadow: 0 0 10px #ffeb3b;
}

.note-particle.good {
    background: #4CAF50;
    box-shadow: 0 0 8px #4CAF50;
}

@keyframes particle-burst {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(0) translateY(-60px);
        opacity: 0;
    }
}

/* 判定表示 */
.judgment {
    position: absolute;
    font-size: 2rem;
    font-weight: bold;
    animation: judgment-show 1s ease-out forwards;
    pointer-events: none;
    z-index: 100;
    left: 50%;
    top: 40%;
    transform: translate(-50%, -50%);
}

.judgment.perfect {
    color: #ffeb3b;
    text-shadow: 0 0 20px #ffeb3b;
}

.judgment.good {
    color: #4CAF50;
    text-shadow: 0 0 20px #4CAF50;
}

.judgment.miss {
    color: #f44336;
    text-shadow: 0 0 20px #f44336;
}

@keyframes judgment-show {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.5);
    }
    20% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.2);
    }
    40% {
        transform: translate(-50%, -50%) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
}

/* 相手の顔 */
.opponent-face {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 400px;
    z-index: 5;
}

.face-image {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.face-circle {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(145deg, #ffa726, #ff9800);
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.face-circle.damaged {
    animation: shake 0.5s ease-in-out;
    background: linear-gradient(145deg, #ff5722, #d32f2f);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.eyes {
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 40px;
}

.eye {
    width: 20px;
    height: 20px;
    background: #333;
    border-radius: 50%;
    position: relative;
}

.eye::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
}

.mouth {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 20px;
    border: 3px solid #333;
    border-top: none;
    border-radius: 0 0 40px 40px;
}

/* 旧ターゲット（非表示） */
.target-indicator {
    display: none;
}

/* パンチパワー表示円 */
.punch-power-indicator {
    position: absolute;
    width: 120px;
    height: 120px;
    border: 4px solid #ffeb3b;
    border-radius: 50%;
    background: rgba(255, 235, 59, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    color: #ffeb3b;
    animation: punch-power-show 1.5s ease-out forwards;
    z-index: 10;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

@keyframes punch-power-show {
    0% {
        opacity: 0;
        transform: translateY(-50%) scale(0.5);
    }
    20% {
        opacity: 1;
        transform: translateY(-50%) scale(1.2);
    }
    40% {
        transform: translateY(-50%) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-50%) scale(0.8);
    }
}

@keyframes pulse {
    0%, 100% { transform: translateY(-50%) scale(1); }
    50% { transform: translateY(-50%) scale(1.1); }
}

/* ゲームUI */
.game-ui {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-top: 30px;
}

.score-display {
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: bold;
}

.score, .combo, .time {
    background: rgba(0, 0, 0, 0.3);
    padding: 8px 16px;
    border-radius: 10px;
}

.punch-power {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.power-bar {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.power-meter {
    width: 200px;
    height: 20px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.power-fill {
    height: 100%;
    background: linear-gradient(90deg, #4CAF50, #8BC34A, #FFC107, #FF9800, #F44336);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 10px;
}

.power-value {
    font-weight: bold;
    font-size: 1.1rem;
}

/* 楽曲進行表示 */
.song-progress {
    margin-top: 15px;
    background: rgba(0, 0, 0, 0.3);
    padding: 15px;
    border-radius: 10px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    text-align: center;
}

.progress-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.progress-label {
    font-size: 0.9rem;
    color: #ffeb3b;
    font-weight: bold;
}

.progress-value {
    font-size: 1.3rem;
    font-weight: bold;
}

/* パンチ統計表示 */
.punch-stats {
    margin-top: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    background: rgba(0, 0, 0, 0.3);
    padding: 20px;
    border-radius: 15px;
}

.stats-item {
    text-align: center;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.stats-label {
    font-size: 0.9rem;
    color: #ffeb3b;
    margin-bottom: 5px;
    font-weight: bold;
}

.stats-value {
    font-size: 1.4rem;
    font-weight: bold;
    color: #ffffff;
}

/* センサーパネル */
.sensor-panel {
    grid-area: sensor-panel;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sensor-section {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 20px;
    backdrop-filter: blur(10px);
}

.sensor-section h3 {
    margin-bottom: 15px;
    text-align: center;
    color: #ffeb3b;
}

.chart-container {
    height: 200px;
    margin-bottom: 15px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    padding: 10px;
}

.sensor-values {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.9rem;
}

.sensor-values > div {
    background: rgba(0, 0, 0, 0.2);
    padding: 5px 10px;
    border-radius: 5px;
}

/* コントロール */
.game-controls {
    grid-area: controls;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.calibration-section,
.game-control-section,
.settings-section {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 20px;
    backdrop-filter: blur(10px);
}

.calibration-section h3,
.game-control-section h3,
.settings-section h3 {
    margin-bottom: 15px;
    color: #ffeb3b;
    text-align: center;
}

.control-btn {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    transition: all 0.3s ease;
    margin: 5px;
    width: 100%;
}

.control-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.control-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.start-btn {
    background: linear-gradient(45deg, #4CAF50, #8BC34A);
}

.pause-btn {
    background: linear-gradient(45deg, #FF9800, #FFC107);
}

.reset-btn {
    background: linear-gradient(45deg, #f44336, #e91e63);
}

.calibration-status {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    font-size: 0.9rem;
}

.calibration-status > div {
    background: rgba(0, 0, 0, 0.2);
    padding: 5px 10px;
    border-radius: 5px;
}

.setting-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.setting-item label {
    font-weight: bold;
    min-width: 80px;
}

.setting-item input[type="range"] {
    flex: 1;
    min-width: 100px;
}

.difficulty-select {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 5px;
    padding: 5px 10px;
    font-size: 0.9rem;
    min-width: 120px;
    cursor: pointer;
}

.difficulty-select:focus {
    outline: none;
    border-color: #ffeb3b;
    box-shadow: 0 0 10px rgba(255, 235, 59, 0.3);
}

.difficulty-select option {
    background: #2a5298;
    color: white;
}

/* レスポンシブデザイン */
@media (max-width: 1200px) {
    .game-main {
        grid-template-columns: 1fr;
        grid-template-areas: 
            "game-area"
            "sensor-panel"
            "controls";
    }
    
    .sensor-panel {
        flex-direction: row;
    }
    
    .connection-status {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 768px) {
    .game-container {
        padding: 10px;
    }
    
    .game-header h1 {
        font-size: 2rem;
    }
    
    .sensor-panel {
        flex-direction: column;
    }
    
    .game-ui {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }
    
    .opponent-face {
        height: 300px;
    }
    
    .face-image {
        width: 220px;
        height: 220px;
    }
    
    .face-circle {
        width: 220px;
        height: 220px;
    }
    
    .note-lane {
        width: 100px;
    }
    
    .note {
        width: 60px;
        height: 60px;
        font-size: 1rem;
    }
    
    .left-lane {
        left: 25%;
    }
    
    .right-lane {
        right: 25%;
    }
    
    .punch-stats {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 10px;
        padding: 15px;
    }
    
    .stats-value {
        font-size: 1.2rem;
    }
    
    .song-progress {
        grid-template-columns: 1fr;
        gap: 10px;
    }
}

/* アニメーション効果 */
.hit-effect {
    position: absolute;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 0, 0.8) 0%, transparent 70%);
    animation: hit-explosion 0.5s ease-out forwards;
    pointer-events: none;
}

@keyframes hit-explosion {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(3);
        opacity: 0;
    }
}

/* パーティクル効果 */
.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: #ffeb3b;
    border-radius: 50%;
    animation: particle-float 1s ease-out forwards;
    pointer-events: none;
}

@keyframes particle-float {
    0% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) scale(0);
        opacity: 0;
    }
}