.environment-banner {
    position: fixed;
    left: 1rem;
    bottom: 1rem;
    z-index: 1000;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    max-width: calc(100vw - 2rem);
    padding: 0.5rem 0.75rem;
    border: 1px solid rgba(251, 191, 36, 0.55);
    border-radius: 9999px;
    background: rgba(17, 24, 39, 0.94);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.24);
    color: #fef3c7;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 0.6875rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.08em;
    pointer-events: none;
    text-transform: uppercase;
    user-select: none;
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
}

.environment-banner__dot {
    width: 0.5rem;
    height: 0.5rem;
    flex: 0 0 auto;
    border-radius: 9999px;
    background: #fbbf24;
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.18);
}

@media (max-width: 480px) {
    .environment-banner {
        left: 50%;
        bottom: 0.75rem;
        transform: translateX(-50%);
        white-space: nowrap;
    }
}

@media (prefers-reduced-transparency: reduce) {
    .environment-banner {
        background: #111827;
        -webkit-backdrop-filter: none;
        backdrop-filter: none;
    }
}