/* 看拼音写词语样式 */

/* 全屏容器 */
.pinyin-fullscreen {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--bg-color);
}

/* 顶部栏 */
.pinyin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.pinyin-header .back-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.pinyin-header .back-btn:hover {
    color: var(--primary-color);
}

.pinyin-header .title {
    font-size: 1.1rem;
    font-weight: 500;
    color: #4b5563;
}

.pinyin-header .header-actions {
    display: flex;
    gap: 0.5rem;
}

.pinyin-header .action-btn {
    width: 2.5rem;
    height: 2.5rem;
    border: none;
    background: var(--bg-color);
    color: var(--text-light);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1.1rem;
}

.pinyin-header .action-btn:hover {
    background: var(--primary-color);
    color: white;
}

/* 主区域 */
.pinyin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 1rem;
    gap: 1rem;
    overflow-y: auto;
}

/* 设置面板 */
.settings-panel {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    align-items: flex-end;
}

.setting-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.setting-group label {
    font-size: 0.85rem;
    color: var(--text-light);
}

.setting-group select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background: var(--bg-color);
    color: var(--text-color);
    font-size: 0.95rem;
    min-width: 120px;
    cursor: pointer;
}

.setting-group select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* 模式切换 */
.mode-switch {
    display: flex;
    gap: 0.5rem;
}

.mode-btn {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    background: var(--bg-color);
    color: var(--text-light);
    border-radius: 0.5rem;
    cursor: pointer;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    transition: all 0.2s;
}

.mode-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.mode-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* 练习区域 */
.practice-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* 在线统计 */
.online-stats {
    display: flex;
    gap: 1.5rem;
    padding: 0.75rem 1rem;
    background: var(--card-bg);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
}

.online-stats .stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.online-stats .label {
    color: var(--text-light);
    font-size: 0.9rem;
}

.online-stats .value {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-color);
}

/* 词语卡片容器 */
.words-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    min-height: 300px;
}

.empty-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--text-light);
    padding: 3rem;
}

.empty-state i {
    font-size: 3rem;
    opacity: 0.5;
}

.empty-state p {
    font-size: 1rem;
}

/* 词语卡片 */
.word-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 0.75rem;
    border: 2px solid var(--border-color);
    transition: all 0.2s;
}

.word-card.correct {
    border-color: #10b981;
    background: rgba(16, 185, 129, 0.1);
}

.word-card.wrong {
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.word-card .pinyin {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    text-align: center;
    font-family: 'Arial', sans-serif;
    letter-spacing: 0.1em;
}

.word-card .pinyin span {
    margin: 0 0.15em;
}

.word-card .input-group {
    display: flex;
    gap: 0.25rem;
}

.word-card .char-input {
    width: 3.2rem;
    height: 3.2rem;
    text-align: center;
    font-size: 1.8rem;
    line-height: 3.2rem;
    padding: 0;
    border: 2px dashed var(--border-color);
    border-radius: 0.5rem;
    background: var(--card-bg);
    color: var(--text-color);
    transition: all 0.2s;
}

.word-card .char-input:focus {
    outline: none;
    border-style: solid;
    border-color: var(--primary-color);
}

.word-card .char-input.correct {
    border-color: #10b981;
    border-style: solid;
    color: #10b981;
}

.word-card .char-input.wrong {
    border-color: #ef4444;
    border-style: solid;
    color: #ef4444;
}

.word-card .answer {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-top: 0.5rem;
    opacity: 0;
    transition: opacity 0.2s;
}

.word-card .answer.visible {
    opacity: 1;
}

/* 在线操作按钮 */
.online-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    padding: 1rem;
}

/* 打印区域 - 屏幕上隐藏 */
.print-area {
    display: none;
}

/* 打印样式 */
@media print {
    /* 隐藏非打印内容 */
    .pinyin-fullscreen {
        display: none !important;
    }

    /* 显示打印内容 */
    .print-area {
        display: block !important;
        padding: 1cm;
    }

    .print-header {
        text-align: center;
        margin-bottom: 1.5cm;
    }

    .print-header h1 {
        font-size: 24pt;
        margin-bottom: 0.5cm;
        color: #000;
    }

    .print-info {
        display: flex;
        justify-content: center;
        gap: 2cm;
        font-size: 12pt;
        color: #333;
    }

    .print-words {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 0.8cm;
    }

    .print-word-card {
        display: flex;
        flex-direction: column;
        align-items: center;
        padding: 0.5cm;
        border: 1px solid #ccc;
        border-radius: 0.3cm;
    }

    .print-word-card .pinyin {
        font-size: 14pt;
        margin-bottom: 0.3cm;
        color: #333;
    }

    .print-word-card .boxes {
        display: flex;
        gap: 0.2cm;
    }

    .print-word-card .box {
        width: 1.2cm;
        height: 1.2cm;
        border: 1px solid #999;
        border-radius: 0.1cm;
    }

    /* 打印优化 */
    @page {
        size: A4;
        margin: 1cm;
    }
}

/* 响应式 */
@media (max-width: 768px) {
    .settings-panel {
        flex-direction: column;
    }

    .setting-group {
        width: 100%;
    }

    .setting-group select {
        width: 100%;
    }

    .mode-switch {
        width: 100%;
    }

    .mode-btn {
        flex: 1;
        justify-content: center;
    }

    .words-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .online-actions {
        flex-wrap: wrap;
    }

    .online-actions .btn {
        flex: 1;
        min-width: 120px;
    }
}

@media (max-width: 480px) {
    .words-container {
        grid-template-columns: 1fr;
    }
}