.action-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    display: flex;
    justify-content: center;
    pointer-events: none;
    animation: action-bar-in 0.5s ease-out both;
}

.action-bar-inner {
    pointer-events: auto;
    display: flex;
    width: 100%;
    background: var(--nav-bg);
    border-top: 1px solid var(--nav-border);
    box-shadow: 0 -4px 20px rgba(4, 7, 7, 0.25);
    padding-bottom: env(safe-area-inset-bottom);
}

.action-bar-button {
    flex: 1 1 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.15rem;
    min-height: 44px;
    padding: 0.65rem 0.5rem;
    text-decoration: none;
    font-family: var(--font-family-primary);
    transition: background-color var(--transition-fast);
}

.action-bar-call {
    border-right: 1px solid var(--nav-border);
}

.action-bar-button:hover,
.action-bar-button:focus-visible {
    background-color: var(--nav-hover-bg);
}

.action-bar-button:focus-visible {
    outline: 2px solid var(--gold-bright);
    outline-offset: -2px;
}

.action-bar-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--gold-bright);
}

.action-bar-number {
    font-size: var(--font-size-xs);
    color: var(--nav-text);
    white-space: nowrap;
}

body.has-action-bar {
    padding-bottom: calc(76px + env(safe-area-inset-bottom));
    --back-to-top-bottom: calc(92px + env(safe-area-inset-bottom));
}

@keyframes action-bar-in {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .action-bar {
        animation: none;
    }
}

@media (min-width: 901px) {
    .action-bar {
        bottom: 1.5rem;
        justify-content: flex-end;
        padding: 0 1.5rem;
    }

    .action-bar-inner {
        width: auto;
        border-radius: var(--border-radius-full);
        border: 1px solid var(--nav-border);
        box-shadow: 0 12px 32px rgba(4, 7, 7, 0.35);
        padding-bottom: 0;
        overflow: hidden;
    }

    .action-bar-button {
        flex-direction: row;
        gap: 0.5rem;
        padding: 0.85rem 1.75rem;
    }

    body.has-action-bar {
        padding-bottom: 96px;
        --back-to-top-bottom: 6.5rem;
    }
}

@media (max-width: 360px) {
    .action-bar-number {
        display: none;
    }
}