/* ===== 训练页整体容器 ===== */
.training-container {
    max-width: 900px;
    margin: 2.5rem auto 4rem;
    padding: 0 1.2rem;
}

/* ===== 统计面板 ===== */
.training-dashboard {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap; /* 手机换行 */
}

.stats {
    font-size: 0.9rem;
    color: #555;
    display: flex;
    flex-wrap: wrap;
}
.stats span {
    margin-right: 1rem;
    margin-bottom: 0.3rem; /* 手机换行间距 */
}

.score {
    font-size: 1.8rem;
    font-weight: 700;
    color: #d93025;
    margin-top: 0.5rem;
}

/* ===== 题目卡片 ===== */
.question-card {
    background: #fff;
    border-radius: 18px;
    padding: 2rem;
    margin-bottom: 2.4rem;
    box-shadow: 0 10px 26px rgba(0,0,0,0.08);
}

.question-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: #1e3c72;
    margin-bottom: 0.6rem;
}

.question-stem {
    font-size: 1rem;
    margin-bottom: 1.2rem;
    line-height: 1.7;
}

/* ===== 选项样式 ===== */
.option {
    margin: 0.6rem 0;
    padding: 0.8rem 1rem; /* 点击区域更大 */
    border-radius: 8px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s;
    font-size: 1rem;
}

.option:hover { background: #f3f6fb; }

.option.correct {
    background: #e6f4ff;
    color: #1e3c72;
    font-weight: 600;
    border-color: #4FA3FF;
}

.option.wrong {
    background: #fdecec;
    color: #a33;
    font-weight: 600;
    border-color: #d93025;
}

.result { margin-top: 1.6rem; }
.hidden { display: none; }

.answer {
    background: #f0f5ff;
    border-left: 4px solid #4fa3ff;
    padding: 0.8rem 1rem;
    margin-bottom: 1.2rem;
    font-weight: 600;
}

.memory {
    background: #fafbfc;
    border-radius: 12px;
    padding: 1.2rem;
    margin-top: 1rem;
}
.explanation {
    background: #fff4e5;
    border-left: 4px solid #ffa500;
    padding: 0.8rem 1rem;
    margin-top: 1rem;
    font-size: 0.95rem;
    line-height: 1.6;
    color: #7a4a00;
    border-radius: 6px;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .question-card { padding: 1.6rem; }
    .option { padding: 0.7rem 0.9rem; font-size: 0.95rem; }
    .training-dashboard { flex-direction: column; align-items: flex-start; }
    .score { margin-top: 0.5rem; font-size: 1.6rem; }
    .stats span { margin-right: 0.8rem; font-size: 0.85rem; }
    .explanation { font-size: 0.9rem; padding: 0.7rem 0.9rem; }
}


/* ===== 分页样式 ===== */
.pagination {
    text-align: center;
    margin: 2rem 0 3rem;
}
.pagination ul {
    list-style: none;
    padding: 0;
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.pagination li {

}
.pagination a {
    display: inline-block;
    padding: 0.5rem 0.9rem;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    text-decoration: none;
    color: #1e3c72;
    font-weight: 500;
    transition: all 0.2s;
}
.pagination a:hover {
    background: #1e3c72;
    color: #fff;
    border-color: #1e3c72;
}
.pagination a.active {
    background: #1e3c72;
    color: #fff;
    border-color: #1e3c72;
}