* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    background: #f5f5f5;
}

/* 状态栏 */
.status-bar {
    display: flex;
    justify-content: space-between;
    padding: 5px 15px;
    color: #fff;
    background: #FF4D4F;
}

.status-bar .icons {
    display: flex;
    gap: 5px;
}

/* 顶部区域 */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background: #FF4D4F;
}

.logo {
    width: 100px;
}

.logo img {
    width: 100%;
    height: auto;
}

.right-tools {
    display: flex;
    align-items: center;
    gap: 20px;
    color: #fff;
}

.right-tools i {
    font-size: 18px;
}

.right-tools span {
    font-size: 14px;
}

/* 搜索区域 */
.search-container {
    padding: 10px 15px;
    background: #fff;
}

.search-box {
    display: flex;
    align-items: center;
    background: #f5f5f5;
    border-radius: 20px;
    padding: 8px 15px;
}

.search-box i {
    color: #999;
    margin-right: 8px;
}

.search-box input {
    background: none;
    border: none;
    width: 100%;
    font-size: 14px;
    color: #333;
}

.search-box input::placeholder {
    color: #999;
}

/* 内容区域 */
.content {
    flex: 1;
    background: #fff;
    min-height: calc(100vh - 180px);
}

/* 底部导航 */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-around;
    align-items: center;
    background: #fff;
    padding: 8px 0;
    border-top: 1px solid #eee;
}

.bottom-nav .nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 5px;
}

.bottom-nav .nav-item i {
    font-size: 20px;
    margin-bottom: 4px;
    color: #666;
}

.bottom-nav .nav-item span {
    font-size: 12px;
    color: #666;
}

.bottom-nav .nav-item.active i,
.bottom-nav .nav-item.active span {
    color: #FF4D4F;
}

.bottom-nav .center {
    margin-top: -25px;
}

.circle-btn {
    width: 50px;
    height: 50px;
    background: #FF4D4F;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}

.circle-btn i {
    font-size: 24px;
    color: #fff !important;
}