/* 小程序同款红色简约UI，手机自适应 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft YaHei", sans-serif;
}
body {
    background: #f5f5f5;
    max-width: 750px;
    margin: 0 auto;
    padding-bottom: 60px;
}
/* 顶部导航 */
.header {
    background: #e53935;
    color: white;
    padding: 15px;
    text-align: center;
    font-size: 18px;
    position: sticky;
    top: 0;
    z-index: 99;
}
/* 卡片样式 */
.card {
    background: white;
    margin: 10px;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}
/* 首页统计卡片 */
.stat-card {
    display: flex;
    justify-content: space-around;
    text-align: center;
}
.stat-item {
    padding: 10px;
}
.stat-num {
    font-size: 24px;
    color: #e53935;
    font-weight: bold;
}
.stat-text {
    font-size: 12px;
    color: #666;
}
/* 快捷入口 */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin: 10px;
}
.menu-item {
    background: white;
    padding: 15px 5px;
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
    color: #333;
}
.menu-item .icon {
    font-size: 24px;
    color: #e53935;
    margin-bottom: 5px;
}
.menu-item .text {
    font-size: 12px;
}
/* 列表样式 */
.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    border-bottom: 1px solid #f0f0f0;
}
.list-item:last-child {
    border-bottom: none;
}
/* 表单样式 */
.form-group {
    margin: 12px 0;
}
.form-group label {
    display: block;
    font-size: 14px;
    color: #333;
    margin-bottom: 5px;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
}
/* 按钮 */
.btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
}
.btn-primary {
    background: #e53935;
    color: white;
}
.btn-default {
    background: #f0f0f0;
    color: #333;
}
.btn-sm {
    width: auto;
    padding: 5px 10px;
    font-size: 12px;
}
/* 筛选tab */
.tab-bar {
    display: flex;
    background: white;
    margin: 10px;
    border-radius: 8px;
    overflow: hidden;
}
.tab-item {
    flex: 1;
    text-align: center;
    padding: 10px;
    font-size: 14px;
    border-right: 1px solid #f0f0f0;
}
.tab-item:last-child {
    border-right: none;
}
.tab-item.active {
    background: #e53935;
    color: white;
}
/* 底部导航 */
.footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    display: flex;
    border-top: 1px solid #f0f0f0;
}
.footer-item {
    flex: 1;
    text-align: center;
    padding: 8px;
    text-decoration: none;
    color: #666;
    font-size: 12px;
}
.footer-item.active {
    color: #e53935;
}
/* 登录页 */
.login-box {
    margin-top: 100px;
}
.login-box h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #e53935;
}