/* ============================================================
   plan_edit.css - 维护学习计划页面专用样式
   对应文件: plan_edit.html
   ============================================================ */

/* ---------- 日期行 ---------- */
.date-row {
    display: flex;
    gap: 15px;
}
.date-item {
    flex: 1;
}
.date-item label {
    display: block;
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-weight: bold;
}

/* ---------- 复选框组 ---------- */
.checkbox-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 5px;
}
.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-primary);
    cursor: pointer;
    background: #2a2a45;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: normal;
    margin-bottom: 0;
}
.checkbox-group input {
    width: 18px;
    height: 18px;
    accent-color: var(--color-accent);
}

/* ---------- 保存按钮 ---------- */
.save-btn {
    width: 100%;
    padding: 18px;
    background: var(--color-accent);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-weight: bold;
    cursor: pointer;
    font-size: 18px;
    margin-top: 10px;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
    transition: 0.2s;
}
.save-btn:active {
    transform: scale(0.98);
    background: #388E3C;
}

/* ---------- 返回按钮 ---------- */
.back-btn {
    width: 100%;
    margin-top: 20px;
    padding: 10px;
    background: none;
    color: var(--text-hint);
    border: none;
    cursor: pointer;
    font-size: 15px;
    text-decoration: underline;
}

/* ---------- 响应式 ---------- */
@media (max-width: 400px) {
    .date-row {
        flex-direction: column;
    }
}