/*
 * HamExam - 自定义样式
 * 简洁大气的界面样式，减少嵌套框和装饰元素
 */

/* 全局样式变量 */
:root {
    --primary-color: #3273dc;
    --secondary-color: #485fc7;
    --success-color: #48c78e;
    --danger-color: #f14668;
    --warning-color: #ffdd57;
    --light-color: #f5f5f5;
    --dark-color: #363636;
    --border-radius: 8px;
    --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --transition: all 0.2s ease;
}

/* 基础样式 */
html, body {
    height: 100%;
    overflow-x: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
    color: var(--dark-color);
    background-color: #fafafa;
}

/* 容器样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 2rem 1rem;
}

/* 卡片样式简化 */
.box {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 2rem;
    background-color: white;
    border: none;
    transition: var(--transition);
    padding: 2rem;
}

/* 标题样式 */
.title {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 2rem;
    letter-spacing: -0.5px;
}

.subtitle {
    font-weight: 500;
    color: #4a4a4a;
    margin-bottom: 1.5rem;
    letter-spacing: -0.3px;
}

/* 按钮样式优化 */
.button {
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-weight: 500;
    height: 2.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    border: none;
}

.button:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.button.is-primary {
    background-color: var(--primary-color);
}

.button.is-primary:hover {
    background-color: #2366d1;
}

.button.is-info {
    background-color: var(--secondary-color);
}

.button.is-info:hover {
    background-color: #3a51bb;
}

.button.is-light {
    background-color: #f5f5f5;
    color: #363636;
}

.button.is-light:hover {
    background-color: #e8e8e8;
}

/* 简化按钮组 */
.field.is-grouped {
    margin-bottom: 1rem;
}

.field.is-grouped .button {
    margin-right: 0.5rem;
}

/* 题目卡片样式 */
.question-card {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

/* 选项样式优化 */
.option-label {
    display: block;
    padding: 0.75rem 1.25rem;
    margin-bottom: 0.75rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid #eee;
    background-color: white;
}

.option-label:hover {
    background-color: var(--light-color);
    transform: translateY(-1px);
}

.option-label.selected {
    background-color: rgba(50, 115, 220, 0.1);
    border: 1px solid var(--primary-color);
}

.option-label.correct {
    background-color: rgba(72, 199, 142, 0.1);
    border: 1px solid var(--success-color);
}

.option-label.incorrect {
    background-color: rgba(241, 70, 104, 0.1);
    border: 1px solid var(--danger-color);
}

/* 错题集复习复选框样式 */
.checkbox .review-checkbox {
    appearance: none;
    -webkit-appearance: none;
    width: 1.2rem;
    height: 1.2rem;
    border: 2px solid #ddd;
    border-radius: 4px;
    outline: none;
    cursor: pointer;
    position: relative;
    vertical-align: middle;
    transition: all 0.3s ease;
}

.checkbox .review-checkbox:hover {
    border-color: var(--success-color);
    box-shadow: 0 0 0 2px rgba(72, 199, 142, 0.2);
}

.checkbox .review-checkbox:checked {
    background-color: var(--success-color);
    border-color: var(--success-color);
    box-shadow: 0 0 0 2px rgba(72, 199, 142, 0.2);
}

.checkbox .review-checkbox:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 0.8rem;
    font-weight: bold;
}

.checkbox {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    padding: 0.4rem 0.8rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    background-color: #f5f5f5;
}

.checkbox:hover {
    background-color: #eee;
}

/* 已复习状态样式 */
.checkbox.reviewed {
    background-color: rgba(72, 199, 142, 0.1);
    border: 1px solid var(--success-color);
}

/* 添加JavaScript类切换，兼容不支持:has()选择器的浏览器 */

/* 答题卡样式优化 */
.answer-sheet {
    position: sticky;
    top: 20px;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    background-color: white;
}

.answer-button {
    width: 2.2rem;
    height: 2.2rem;
    margin: 0.25rem;
    font-weight: 500;
    border-radius: 4px;
    font-size: 0.9rem;
    padding: 0;
    transition: var(--transition);
    border: 1px solid #eee;
}

.answer-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.answer-button.answered {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.answer-button.correct {
    background-color: var(--success-color);
    color: white;
    border-color: var(--success-color);
}

.answer-button.incorrect {
    background-color: var(--danger-color);
    color: white;
    border-color: var(--danger-color);
}

/* 计时器样式 */
.timer {
    font-size: 1.75rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* 进度条样式 */
.progress-container {
    margin: 1rem 0;
    padding: 0.75rem;
    background-color: white;
    border-radius: var(--border-radius);
}

.progress {
    height: 0.75rem;
    border-radius: 4px;
}

/* 结果页面样式 */
.result-container {
    text-align: center;
    margin: 2rem 0;
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    background-color: white;
}

.score-display {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* 模态框样式优化 */
.modal-card {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.modal-card.modal-large {
    width: 80%;
    max-width: 1000px;
}

.modal-card-head, .modal-card-foot {
    background-color: white;
    border-color: #eee;
}

.modal-card-title {
    font-weight: 600;
    color: var(--dark-color);
}

/* 响应式样式 */
@media (max-width: 768px) {
    .section {
        padding: 1.5rem 0.75rem;
    }

    .container {
        padding: 0 1rem;
    }

    /* 移动端列布局调整 */
    .columns {
        display: flex;
        flex-direction: column;
    }

    .column.is-8, .column.is-4 {
        width: 100%;
    }

    /* 移动端答题卡调整 */
    .answer-sheet {
        position: relative;
        top: 0;
        margin-bottom: 1.5rem;
        padding: 1rem;
        order: -1; /* 在移动端将答题卡显示在题目上方 */
    }

    .answer-button {
        width: 2rem;
        height: 2rem;
        font-size: 0.8rem;
        margin: 0.2rem;
    }

    .box, .question-card {
        padding: 1.25rem;
        margin-bottom: 1.25rem;
    }

    .title {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }

    .subtitle {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }

    .timer {
        font-size: 1.5rem;
    }

    /* 按钮样式优化 */
    .field.is-grouped .button {
        font-size: 0.9rem;
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    /* 模态框在移动端的优化 */
    .modal-card.modal-large {
        width: 95%;
        max-width: none;
        height: 90vh;
        overflow-y: auto;
    }

    .modal-card-body {
        max-height: 70vh;
        overflow-y: auto;
        padding: 1rem;
    }

    /* 历史记录详情优化 */
    #history-detail-info .content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
    }

    #history-detail-info .content p {
        margin-bottom: 0.5rem;
    }

    #history-detail-filters .field.is-grouped {
        flex-wrap: wrap;
        justify-content: center;
    }

    #history-detail-filters .control {
        margin-bottom: 0.5rem;
    }

    /* 主页标题和按钮布局优化 */
    .is-flex.is-justify-content-space-between.is-align-items-center {
        flex-direction: column;
        align-items: flex-start !important;
    }

    .is-flex.is-justify-content-space-between.is-align-items-center .buttons {
        margin-top: 1rem;
        align-self: flex-start;
    }

    /* 结果页面按钮组优化 */
    #result-container .field.is-grouped,
    #wrong-questions-filters .field.is-grouped {
        flex-wrap: wrap;
        justify-content: center;
    }

    #result-container .field.is-grouped .control,
    #wrong-questions-filters .field.is-grouped .control {
        margin-bottom: 0.5rem;
    }

    /* 选项样式在移动端优化 */
    .option-label {
        padding: 0.6rem 1rem;
        margin-bottom: 0.6rem;
    }
}