/* 游戏主页面样式 */
body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-primary);
    overflow: hidden;
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    height: 100vh;
}

#control-bar {
    padding: 8px 10px;
    display: flex;
    gap: 6px;
    align-items: center;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    box-sizing: border-box;
}

/* 覆盖 common.css 的 select 宽度，防止换行 */
#control-bar select {
    background: var(--bg-input);
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    padding: 6px 10px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: bold;
    outline: none;
    cursor: pointer;
    height: 32px;
    width: auto !important;
    flex: 0 1 auto;
    margin-bottom: 0 !important;
}
#group-selector {
    width: auto !important;
    flex: 0 1 auto;
    margin-bottom: 0 !important;
}

.mode-group {
    display: flex;
    align-items: center;
    background: var(--bg-input);
    border-radius: 6px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    flex-shrink: 0;
}

.mode-btn {
    padding: 6px 12px;
    font-size: 12px;
    border: none;
    background: none;
    color: var(--text-hint);
    cursor: pointer;
    font-weight: bold;
    transition: 0.2s;
    height: 30px;
}

.mode-btn.active {
    background: var(--color-accent);
    color: var(--bg-primary);
}

.btn {
    padding: 0 16px;
    background: rgba(255,255,255,0.08);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: bold;
    white-space: nowrap;
    height: 32px;
    display: flex;
    align-items: center;
}

.btn-play {
    border-color: var(--color-accent);
    color: var(--color-accent);
}
.btn-play:active {
    background: var(--color-accent);
    color: var(--bg-primary);
}

.btn-pause {
    border-color: var(--color-warning);
    color: var(--color-warning);
}
.btn-pause:active {
    background: var(--color-warning);
    color: #000;
}

#progress-container {
    display: none;
    align-items: center;
    gap: 8px;
    margin: 0 5px;
    flex-shrink: 0;
}

#progress-bg {
    width: 80px;
    height: 8px;
    background: var(--progress-bg);
    border-radius: 4px;
    overflow: hidden;
}

#progress-bar {
    width: 0%;
    height: 100%;
    background: var(--progress-bar);
    transition: width 0.3s;
}

#progress-text {
    color: var(--progress-text);
    font-size: 12px;
    font-family: monospace;
}

#settings-group {
    margin-left: auto;
    flex-wrap: wrap;
    display: flex;
    gap: 5px;
    flex-shrink: 0;
}
#settings-group .btn {
    border-color: var(--border-color);
    color: var(--text-secondary);
}
#settings-group .btn:active {
    background: var(--bg-hover);
    color: var(--text-primary);
}

#game-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg-primary);
    overflow: hidden;
    padding: 5px;
    box-sizing: border-box;
}

#phaser-app {
    border: 2px solid var(--color-accent);
    border-radius: 12px;
    overflow: hidden;
    max-height: 100%;
    max-width: 100%;
    display: flex;
}

#group-selector option {
    padding: 8px;
    font-size: 14px;
}

#group-selector option[style*="color: #888"] {
    font-style: italic;
}

canvas {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: pixelated;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    max-width: 100% !important;
}

/* ---------- 连玩模式按钮状态（配合 JS 切换主题） ---------- */
#continuous-mode-btn.continuous-on {
    border-color: var(--continuous-on-border) !important;
    color: var(--continuous-on-color) !important;
}
#continuous-mode-btn.continuous-off {
    border-color: var(--continuous-off-border) !important;
    color: var(--continuous-off-color) !important;
}

/* ---------- 快捷按钮变体（使用 CSS 变量） ---------- */
.btn-stats {
    border-color: var(--color-warning) !important;
    color: var(--color-warning) !important;
}
.btn-stats:active {
    background: var(--color-warning) !important;
    color: var(--bg-primary) !important;
}

.btn-wrong {
    border-color: var(--color-danger) !important;
    color: var(--color-danger) !important;
}
.btn-wrong:active {
    background: var(--color-danger) !important;
    color: #fff !important;
}

.btn-wordlist {
    border-color: var(--color-info) !important;
    color: var(--color-info) !important;
}
.btn-wordlist:active {
    background: var(--color-info) !important;
    color: #fff !important;
}

.btn-export {
    border-color: var(--color-warning) !important;
    color: var(--color-warning) !important;
}
.btn-export:active {
    background: var(--color-warning) !important;
    color: #000 !important;
}

.btn-library {
    border-color: var(--color-accent) !important;
    color: var(--color-accent) !important;
}
.btn-library:active {
    background: var(--color-accent) !important;
    color: #000 !important;
}

.btn-plan {
    border-color: var(--color-info) !important;
    color: var(--color-info) !important;
}
.btn-plan:active {
    background: var(--color-info) !important;
    color: #fff !important;
}

.btn-settings {
    border-color: var(--border-color) !important;
    color: var(--text-secondary) !important;
}
.btn-settings:active {
    background: var(--bg-hover) !important;
    color: var(--text-primary) !important;
}


/* game.css - 在文件末尾添加 */

/* ===== 首页返回按钮 ===== */
.btn-home {
    border-color: var(--color-accent) !important;
    color: var(--color-accent) !important;
    font-size: 16px;
    padding: 0 12px;
}
.btn-home:active {
    background: var(--color-accent) !important;
    color: var(--bg-primary) !important;
}

/* ===== 精简后的控制栏（手机响应式更新） ===== */
@media (max-width: 480px) {
    #control-bar {
        display: grid !important;
        grid-template-columns: auto auto 1fr auto auto;  /* 改为5列 */
        grid-template-rows: auto auto auto;
        gap: 4px 6px;
        padding: 6px;
        align-items: center;
    }

    /* 第一行：首页按钮 + 词库 + 模式 + 连玩 */
    .btn-home {
        grid-column: 1 / 2;
        grid-row: 1 / 2;
        justify-self: start;
    }
    #game-lib-selector {
        grid-column: 2 / 3;
        grid-row: 1 / 2;
        justify-self: start;
        max-width: 100px;
    }
    .mode-group {
        grid-column: 3 / 5;
        grid-row: 1 / 2;
        justify-self: start;
    }
    #continuous-mode-btn {
        grid-column: 5 / 6;
        grid-row: 1 / 2;
        justify-self: start;
        font-size: 11px;
        padding: 4px 6px;
    }
    .mode-btn {
        padding: 4px 8px;      /* 减小内边距 */
        font-size: 11px;       /* 减小字体 */
        height: 26px;          /* 减小高度 */
    }

    /* 第二行：组选择 + 开始按钮 + 进度 */
    #group-selector {
        grid-column: 1 / 3;
        grid-row: 2 / 3;
        width: 100%;
        min-width: 0;
        max-width: none;
    }
    #play-pause-btn {
        grid-column: 3 / 4;
        grid-row: 2 / 3;
        justify-self: center;
    }
    #progress-container {
        grid-column: 4 / 6;
        grid-row: 2 / 3;
        justify-self: end;
    }

    /* 第三行：设置按钮 */
    #settings-group {
        grid-column: 1 / 6;
        grid-row: 3 / 4;
        justify-self: end;
        display: flex;
        gap: 4px;
        flex-wrap: wrap;
        justify-content: flex-end;
        margin-top: 2px;
    }

    #settings-group .btn {
        height: 28px;
        padding: 4px 8px;
        font-size: 12px;
    }
    
    #theme-toggle-btn {
        font-size: 11px;
        padding: 4px 6px;
    }
}