.call-buttons {
    position: fixed;
    bottom: 22px;
    left: 20px;
    z-index: 9990;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    font-family: "Plus Jakarta Sans", "Montserrat", sans-serif;
}

.call-buttons__item {
    position: relative;
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    margin-left: 4px;
    border-radius: 50%;
    box-shadow: 0 8px 20px rgba(36, 20, 100, .18);
    color: #fff;
    text-decoration: none;
    transition: transform .25s ease;
}

.call-buttons__item:hover {
    transform: translateY(-3px);
    color: #fff;
}

.call-buttons__item svg {
    width: 24px;
    height: 24px;
}

.call-buttons__item--zalo {
    background: #0068ff;
}

.call-buttons__item--zalo b {
    font-size: 12px;
    font-weight: 800;
    letter-spacing: -.01em;
}

.call-buttons__item--messenger {
    background: linear-gradient(135deg, #00b2ff, #a033ff 60%, #ff5c87);
}

.call-buttons__tip {
    position: absolute;
    top: 50%;
    left: calc(100% + 10px);
    padding: 5px 10px;
    border-radius: 8px;
    background: #241464;
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transform: translate(-6px, -50%);
    transition: opacity .2s ease, transform .2s ease;
}

.call-buttons__item:hover .call-buttons__tip {
    opacity: 1;
    transform: translate(0, -50%);
}

.call-buttons__phone {
    display: flex;
    align-items: center;
    padding: 0 18px 0 0;
    border-radius: 999px;
    background: linear-gradient(90deg, #f9842b, #fb4423);
    box-shadow: 0 10px 24px rgba(251, 68, 35, .35);
    color: #fff;
    text-decoration: none;
    transition: transform .25s ease, box-shadow .25s ease;
}

.call-buttons__phone:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(251, 68, 35, .42);
}

.call-buttons__ring {
    position: relative;
    display: grid;
    flex: 0 0 auto;
    place-items: center;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .16);
}

.call-buttons__ring::before,
.call-buttons__ring::after {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: rgba(251, 68, 35, .45);
    content: "";
    animation: call-pulse 2s ease-out infinite;
    z-index: -1;
}

.call-buttons__ring::after {
    animation-delay: 1s;
}

.call-buttons__ring svg {
    width: 22px;
    height: 22px;
    animation: call-shake 1.6s ease-in-out infinite;
}

.call-buttons__label {
    margin-left: 6px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: .02em;
    white-space: nowrap;
}

@keyframes call-pulse {
    0% {
        opacity: .9;
        transform: scale(1);
    }

    100% {
        opacity: 0;
        transform: scale(1.8);
    }
}

@keyframes call-shake {
    0%, 50%, 100% {
        transform: rotate(0);
    }

    10%, 30% {
        transform: rotate(-18deg);
    }

    20%, 40% {
        transform: rotate(18deg);
    }
}

@media (max-width: 959px) {
    body:has(.service-mobile-bar) .call-buttons {
        display: none;
    }
}

@media (max-width: 767px) {
    .call-buttons {
        bottom: 16px;
        left: 14px;
        gap: 8px;
    }

    .call-buttons__phone {
        padding: 0;
    }

    .call-buttons__label,
    .call-buttons__tip {
        display: none;
    }

    .call-buttons__ring {
        width: 50px;
        height: 50px;
    }

    .call-buttons__item {
        width: 42px;
        height: 42px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .call-buttons__ring::before,
    .call-buttons__ring::after,
    .call-buttons__ring svg {
        animation: none;
    }
}