/* 手机APP风格 - 底部导航 */

.bottom-navbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(13, 6, 24, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 12px 0;
    padding-bottom: calc(12px + env(safe-area-inset-bottom, 0));
}

.bottom-navbar-container {
    display: flex;
    justify-content: space-around;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px 24px;
    text-decoration: none;
    color: rgba(255,255,255,0.5);
    -webkit-tap-highlight-color: transparent;
    transition: color 0.2s;
}

.nav-item:active {
    color: rgba(255,255,255,0.7);
}

.nav-item.active {
    color: #fff;
}

.nav-item.active .nav-icon {
    color: #f97316;
}

.nav-icon {
    width: 22px;
    height: 22px;
    margin-bottom: 4px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.8;
}

.nav-item-text {
    font-size: 11px;
    font-weight: 500;
}

body {
    padding-bottom: 75px;
}