.graph-hud-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    background: #ffffff;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #0f172a;
}

.graph-hud-btn:hover {
    border-color: #38bdf8;
    color: #0284c7;
}

.graph-hud-bottom {
    position: absolute;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%);
    z-index: 20;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(226, 232, 240, 0.9);
    border-radius: 14px;
    backdrop-filter: blur(10px);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
}

.graph-hud-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.graph-hud-select {
    display: flex;
    align-items: center;
    gap: 6px;
}

.graph-hud-select select {
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    padding: 6px 8px;
    font-size: 10px;
    background: #ffffff;
    font-weight: 600;
}

.graph-hud-divider {
    width: 1px;
    height: 24px;
    background: #e2e8f0;
}

@media (max-width: 1023px) {
    .graph-hud-bottom {
        left: 16px;
        right: 16px;
        transform: none;
        flex-direction: column;
        align-items: flex-start;
    }
}