@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&display=swap');

:root {
    --bg: #0d0d1a;
    --bg-panel: #1a1a2e;
    --border: #2d2d44;
    --accent: #00ff88;
    --accent2: #ff00aa;
    --accent3: #ffcc00;
    --text: #e0e0e0;
    --text-dim: #8888aa;
    --danger: #ff4444;
    --player-a: #00ff88;
    --player-b: #00aaff;
    --player-c: #ff00aa;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Press Start 2P', monospace;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    image-rendering: pixelated;
}

/* 屏幕管理 */
.screen {
    display: none;
    min-height: 100vh;
    padding: 20px;
}

.screen.active {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.hidden {
    display: none !important;
}

/* 像素容器 */
.pixel-container {
    max-width: 900px;
    width: 100%;
    padding: 30px;
}

.pixel-title {
    font-size: 24px;
    text-align: center;
    color: var(--accent);
    text-shadow: 2px 2px 0px var(--accent2);
    margin-bottom: 30px;
    letter-spacing: 2px;
}

.pixel-subtitle {
    font-size: 14px;
    color: var(--accent3);
    margin-bottom: 15px;
    margin-top: 0;
}

/* 配置区域 */
.config-section {
    background: var(--bg-panel);
    border: 3px solid var(--border);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 4px 4px 0px var(--border);
}

.setting-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    font-size: 10px;
}

.setting-row:last-child {
    margin-bottom: 0;
}

.setting-row label {
    color: var(--text-dim);
}

.setting-row input,
.setting-row select {
    font-family: 'Press Start 2P', monospace;
    font-size: 10px;
    background: var(--bg);
    color: var(--text);
    border: 2px solid var(--border);
    padding: 8px 12px;
    width: 120px;
    outline: none;
}

.setting-row input:focus,
.setting-row select:focus {
    border-color: var(--accent);
}

/* 对齐网格复选框 */
.grid-checks {
    display: flex;
    gap: 12px;
}

.grid-checks label {
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
}

.grid-checks input[type="checkbox"] {
    width: auto;
    padding: 0;
    accent-color: var(--accent);
}

/* 预设按钮竖排 */
.preset-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: flex-end;
}
.preset-list .pixel-btn {
    width: 120px;
    margin: 0;
}

/* 模式选择 */
.mode-list {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.mode-btn {
    font-family: 'Press Start 2P', monospace;
    font-size: 10px;
    background: var(--bg);
    color: var(--text);
    border: 3px solid var(--border);
    padding: 10px 14px;
    cursor: pointer;
    box-shadow: 3px 3px 0px var(--border);
    transition: all 0.1s;
}

.mode-btn:hover:not(:disabled) {
    border-color: var(--accent);
    box-shadow: 3px 3px 0px var(--accent);
    color: var(--accent);
}

.mode-btn.selected {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 3px 3px 0px var(--accent);
}

.mode-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

/* 玩家列表 */
#players-list {
    margin-bottom: 15px;
}

.player-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg);
    border: 2px solid var(--border);
    padding: 12px 15px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.1s;
    font-size: 10px;
}

.player-card:hover {
    border-color: var(--accent);
    box-shadow: 2px 2px 0px var(--accent);
}

.player-card .player-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.player-card .player-color {
    width: 16px;
    height: 16px;
    border: 2px solid var(--text);
}

.player-card .player-name-input {
    font-family: 'Press Start 2P', monospace;
    font-size: 10px;
    background: transparent;
    color: var(--text);
    border: none;
    border-bottom: 2px solid var(--border);
    padding: 4px;
    width: 120px;
    outline: none;
}

.player-card .player-name-input:focus {
    border-color: var(--accent);
}

.player-card .player-keys {
    color: var(--text-dim);
    font-size: 8px;
}

.player-card .delete-btn {
    background: var(--danger);
    color: white;
    border: none;
    padding: 6px 10px;
    font-family: 'Press Start 2P', monospace;
    font-size: 8px;
    cursor: pointer;
}

.player-card .delete-btn:hover {
    background: #ff6666;
}

/* 玩家自定义音效 */
.player-card .player-sound {
    display: flex;
    align-items: center;
    gap: 8px;
}

.player-card .sound-btn {
    background: var(--bg-panel);
    color: var(--text-dim);
    border: 2px solid var(--border);
    padding: 4px 8px;
    font-family: 'Press Start 2P', monospace;
    font-size: 8px;
    cursor: pointer;
}

.player-card .sound-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.player-card .sound-name {
    font-size: 8px;
    color: var(--text-dim);
    width: 110px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.player-card .sound-select {
    font-family: 'Press Start 2P', monospace;
    font-size: 8px;
    background: var(--bg-panel);
    color: var(--text-dim);
    border: 2px solid var(--border);
    padding: 3px 4px;
    max-width: 130px;
    cursor: pointer;
}

.player-card .sound-select:hover,
.player-card .sound-select:focus {
    border-color: var(--accent);
    color: var(--accent);
    outline: none;
}

.player-card .vol-slider {
    width: 80px;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--border);
    outline: none;
    cursor: pointer;
}

.player-card .vol-slider:disabled {
    opacity: 0.3;
    cursor: default;
}

.player-card .vol-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 10px;
    height: 14px;
    background: var(--accent);
    border: none;
}

.player-card .vol-slider::-moz-range-thumb {
    width: 10px;
    height: 14px;
    background: var(--accent);
    border: none;
    border-radius: 0;
}

.player-card .vol-label {
    font-size: 8px;
    color: var(--text-dim);
    width: 42px;
    text-align: right;
}

/* 按钮 */
.pixel-btn {
    font-family: 'Press Start 2P', monospace;
    font-size: 10px;
    background: var(--bg);
    color: var(--text);
    border: 3px solid var(--border);
    padding: 12px 20px;
    cursor: pointer;
    box-shadow: 3px 3px 0px var(--border);
    transition: all 0.1s;
    margin: 5px;
}

.pixel-btn:hover {
    border-color: var(--accent);
    box-shadow: 3px 3px 0px var(--accent);
    color: var(--accent);
}

.pixel-btn:active {
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0px var(--accent);
}

.pixel-btn.primary {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 3px 3px 0px var(--accent);
}

.pixel-btn.primary:hover {
    background: var(--accent);
    color: var(--bg);
}

.pixel-btn.danger {
    border-color: var(--danger);
    color: var(--danger);
    box-shadow: 3px 3px 0px var(--danger);
    margin-left: 12px;
}

.pixel-btn.danger:hover {
    background: var(--danger);
    color: white;
}

.config-actions {
    text-align: center;
    margin-top: 20px;
}

/* 按键绑定弹窗 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    text-align: center;
    padding: 40px;
    max-width: 500px;
    width: 90%;
}

.modal-content h3 {
    color: var(--accent);
    font-size: 16px;
    margin-bottom: 20px;
}

.modal-content .hint {
    color: var(--text-dim);
    font-size: 10px;
    line-height: 1.8;
    margin-bottom: 25px;
}

.modal-content kbd {
    display: inline-block;
    background: var(--bg);
    border: 2px solid var(--border);
    padding: 4px 8px;
    font-family: 'Press Start 2P', monospace;
    font-size: 10px;
    color: var(--accent3);
}

.keybind-display {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    min-height: 60px;
    margin-bottom: 20px;
}

.key-tag {
    background: var(--bg);
    border: 2px solid var(--accent);
    color: var(--accent);
    padding: 8px 12px;
    font-size: 10px;
}

.player-name {
    color: var(--accent2);
    font-size: 10px;
}

/* 像素盒子 */
.pixel-box {
    background: var(--bg-panel);
    border: 3px solid var(--border);
    box-shadow: 4px 4px 0px var(--border);
}

/* 游戏界面 */
#game-screen {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

.game-header {
    text-align: center;
    padding: 10px;
    margin-bottom: 10px;
    width: 100%;
}

.round-info {
    display: flex;
    justify-content: center;
    gap: 30px;
    font-size: 10px;
}

.round-info span {
    color: var(--text-dim);
}

#phase-display {
    color: var(--accent);
}

#timer-display {
    color: var(--accent3);
}

/* 挑战模式 B：TEAM 总分 / BPM / MISS 信息条 */
#mode-info-display {
    color: var(--accent);
}
#mode-info-display:empty {
    display: none;
}

/* 节拍轴 */
.rhythm-track-area {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto 20px;
    padding: 10px;
}

#rhythm-canvas {
    width: 100%;
    height: 200px;
    background: var(--bg-panel);
    border: 3px solid var(--border);
    box-shadow: 3px 3px 0px var(--border);
    image-rendering: pixelated;
}

.beat-markers {
    display: flex;
    margin-top: 8px;
    padding: 0 30px; /* 与 canvas 节拍框的左右边距对齐 */
    font-size: 10px;
    color: var(--text-dim);
}

.beat-marker {
    flex: 1;
    text-align: center;
}

/* 玩家区域 */
.players-area {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.game-player {
    background: var(--bg-panel);
    border: 3px solid var(--border);
    padding: 15px 20px;
    text-align: center;
    min-width: 140px;
    position: relative;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
    transition: transform 0.05s;
}

.game-player:active {
    transform: scale(0.95);
    background: rgba(255, 255, 255, 0.1);
}

.game-player.attacker {
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.game-player.defender {
    border-color: var(--accent2);
}

.game-player .player-avatar {
    width: 48px;
    height: 48px;
    margin: 0 auto 10px;
    border: 2px solid var(--text);
}

.game-player .player-name {
    font-size: 10px;
    margin-bottom: 8px;
}

.game-player .player-keys {
    font-size: 8px;
    color: var(--text-dim);
    margin-bottom: 8px;
}

.game-player .player-score {
    font-size: 14px;
    color: var(--accent3);
}

.game-player .role-badge {
    position: absolute;
    top: -10px;
    right: 10px;
    font-size: 8px;
    padding: 4px 8px;
    background: var(--bg);
    border: 2px solid;
}

.game-player.attacker .role-badge {
    color: var(--accent);
    border-color: var(--accent);
}

.game-player.defender .role-badge {
    color: var(--accent2);
    border-color: var(--accent2);
}

/* 游戏控制 */
.game-controls {
    text-align: center;
    margin-top: 10px;
    padding: 10px;
}

/* 结算 */
#result-screen .pixel-container {
    text-align: center;
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-panel);
    border: 2px solid var(--border);
    padding: 15px 20px;
    margin-bottom: 10px;
    font-size: 10px;
}

/* 挑战模式 B：结算界面的团队总分块 */
.team-result {
    text-align: center;
    margin-bottom: 20px;
}

.team-result .team-score {
    font-size: 24px;
    color: var(--accent);
    margin-bottom: 10px;
    text-shadow: 3px 3px 0px var(--border);
}

.team-result .team-best {
    font-size: 10px;
    color: var(--text);
}

.result-item .rank {
    font-size: 16px;
    color: var(--accent3);
    width: 40px;
}

.result-item .name {
    flex: 1;
    text-align: left;
    margin-left: 15px;
}

.result-item .score {
    color: var(--accent);
    font-size: 14px;
}

/* 暂停 */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.overlay.hidden {
    display: none;
}

.overlay .pixel-box {
    text-align: center;
    padding: 40px;
}

.overlay h2 {
    color: var(--accent3);
    margin-bottom: 15px;
}

.overlay p {
    color: var(--text-dim);
    font-size: 10px;
    margin-bottom: 25px;
}

/* 闪烁动画 */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.pulse {
    animation: pulse 0.5s ease-in-out infinite;
}

/* 命中效果 */
@keyframes hit {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.hit-effect {
    animation: hit 0.15s ease-out;
}

/* 滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
}

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

/* 响应式 */
@media (max-width: 600px) {
    .pixel-title {
        font-size: 16px;
    }
    
    .setting-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .setting-row input,
    .setting-row select {
        width: 100%;
    }
    
    .round-info {
        flex-direction: column;
        gap: 8px;
    }
    
    .game-player {
        min-width: 100px;
        padding: 10px;
    }
}

/* Network UI */
.network-controls {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 10px;
}

#join-room-input {
    background: var(--bg);
    border: 2px solid var(--border);
    color: var(--text);
    padding: 8px;
    font-family: inherit;
    font-size: 8px;
    width: 150px;
    outline: none;
}

#join-room-input:focus {
    border-color: var(--accent);
}

.network-status {
    font-size: 8px;
    color: var(--text-dim);
    margin-top: 5px;
}