/* 退休计算器 - 整洁美观版 */
.tool-container {
    max-width: 600px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 14px;
    padding: 28px 24px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

/* 输入项容器 */
.input-box {
    margin-bottom: 22px;
}

/* 标签 */
.form-label {
    font-size: 15px;
    font-weight: 500;
    color: #333;
    margin-bottom: 10px;
    display: block;
}

/* 性别选择组 */
.gender-group {
    display: flex;
    gap: 14px;
}

.gender-item {
    flex: 1;
    text-align: center;
    padding: 14px 0;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 500;
    color: #555;
    cursor: pointer;
    transition: all 0.25s ease;
    background: #fafbfc;
}

.gender-item:hover {
    border-color: #165DFF;
    color: #165DFF;
}

.gender-item.active {
    background: #165DFF;
    color: #fff;
    border-color: #165DFF;
    box-shadow: 0 2px 8px rgba(22, 93, 255, 0.15);
}

/* 日期输入框 */
.input {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    font-size: 15px;
    color: #333;
    background: #fafbfc;
    transition: all 0.25s ease;
    box-sizing: border-box;
}

.input:focus {
    outline: none;
    border-color: #165DFF;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(22, 93, 255, 0.1);
}

/* 提示框 */
.tip-box {
    background: #f8f9ff;
    border: 1px solid #e1e8ff;
    border-radius: 10px;
    padding: 16px 18px;
    font-size: 14px;
    color: #444;
    line-height: 1.6;
}

.tip-box p {
    margin: 0 0 6px 0;
}

.tip-box strong {
    color: #165DFF;
}

/* 间距工具类 */
.mb-4 {
    margin-bottom: 20px;
}
.mt-4 {
    margin-top: 20px;
}