/* 统一底部导航样式 - 基于钱包页导航样式 */
.bottom-nav {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    height: 65px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: 25px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    z-index: 1000;
}

.nav-btn {
    color: #bbb;
    font-size: 1.3rem;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    transition: color 0.3s;
}

.nav-btn span {
    font-size: 0.65rem;
    font-weight: 500;
}

.nav-btn.active {
    color: var(--primary-red, #ec0000);
}

/* 兼容旧版本的导航样式（nav-bar和nav-item） */
.nav-bar {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    height: 65px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: 25px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    z-index: 1000;
}

.nav-item {
    color: #bbb;
    font-size: 1.3rem;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    transition: color 0.3s;
}

.nav-item span {
    font-size: 0.65rem;
    font-weight: 500;
}

.nav-item.active {
    color: var(--primary-red, #ec0000);
}