.floating-contact-widget {
    position: fixed;
    right: 20px;
    bottom: 20px;
    bottom: calc(20px + env(safe-area-inset-bottom));
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
}

.floating-contact-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--accent-color, #FFB120);
    color: var(--primary-color, #000000);
    font-size: 20px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s ease, color 0.3s ease;
    animation: floating-contact-shake 4.5s ease-in-out infinite;
}

.floating-contact-btn:nth-child(2) {
    animation-delay: 0.2s;
}

.floating-contact-btn:nth-child(3) {
    animation-delay: 0.4s;
}

.floating-contact-btn:hover,
.floating-contact-btn:focus-visible {
    background: var(--primary-color, #000000);
    color: var(--accent-color, #FFB120);
    animation-play-state: paused;
}

.floating-contact-btn::after {
    content: attr(data-tooltip);
    position: absolute;
    right: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-color, #000000);
    color: var(--white-color, #ffffff);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.floating-contact-btn:hover::after,
.floating-contact-btn:focus-visible::after {
    opacity: 1;
    visibility: visible;
}

@keyframes floating-contact-shake {
    0%, 88%, 100% { transform: rotate(0deg) scale(1); }
    90% { transform: rotate(-8deg) scale(1.04); }
    92% { transform: rotate(7deg) scale(1.04); }
    94% { transform: rotate(-5deg) scale(1.02); }
    96% { transform: rotate(3deg) scale(1.01); }
    98% { transform: rotate(0deg) scale(1); }
}

@media (prefers-reduced-motion: reduce) {
    .floating-contact-btn {
        animation: none;
    }
}

@media (max-width: 767px) {
    .floating-contact-widget {
        right: 14px;
        bottom: 14px;
        bottom: calc(14px + env(safe-area-inset-bottom));
        gap: 10px;
    }

    .floating-contact-btn {
        width: 44px;
        height: 44px;
        font-size: 17px;
    }

    .floating-contact-btn::after {
        display: none;
    }
}