.app-bottom-nav {
    margin-top: 18px;
    background: linear-gradient(145deg, #0c1fa7 0%, #0a1692 55%, #0a137f 100%);
    border-radius: 22px;
    box-shadow: 0 16px 30px rgba(9, 20, 107, 0.45);
    border: 1px solid rgba(255,255,255,0.22);
    padding: 10px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: stretch;
    gap: 8px;
}

.app-bottom-nav::before {
    content: '';
    position: absolute;
    inset: -30% auto auto -10%;
    width: 55%;
    height: 180%;
    background: linear-gradient(120deg, rgba(255,255,255,0.25), rgba(255,255,255,0));
    transform: rotate(-12deg);
    pointer-events: none;
}

.app-nav-btn {
    border: none;
    background: transparent;
    color: rgba(235, 241, 255, 0.88);
    min-height: 54px;
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    cursor: pointer;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.2px;
    text-align: center;
    padding: 8px 6px;
    position: relative;
    z-index: 1;
    transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
    flex: 1 1 0;
}

.app-nav-btn svg {
    width: 19px;
    height: 19px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.app-nav-btn:hover {
    background: rgba(255,255,255,0.14);
    color: #ffffff;
    transform: translateY(-1px);
}

.app-nav-btn.active {
    background: #ffffff;
    color: #0d1f8f;
    box-shadow: 0 8px 18px rgba(0,0,0,0.2);
    transform: translateY(-2px);
}

@media (max-width: 640px) {
    .app-nav-btn {
        min-height: 50px;
        font-size: 11px;
    }

    .app-nav-btn svg {
        width: 18px;
        height: 18px;
    }
}