.nita-wrapper {
    --nita-primary: #0b5ed7;
    --nita-bottom: 55px;
    position: fixed;
    bottom: var(--nita-bottom);
    z-index: 99999;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: max-content;
    max-width: calc(100vw - 30px);
    direction: rtl;
    font-family: Tahoma, Arial, sans-serif;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 220ms ease, transform 220ms ease, visibility 220ms ease;
}

.nita-wrapper.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nita-position-left {
    left: 25px;
}

.nita-position-right {
    right: 25px;
    align-items: flex-end;
}

.nita-child {
    display: flex;
    flex-direction: column;
    gap: 7px;
    margin-bottom: 9px;
    width: 100%;
    max-height: 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(12px) scale(.97);
    transform-origin: bottom left;
    transition: max-height 320ms ease, opacity 200ms ease, transform 240ms ease, visibility 240ms ease;
    overflow: hidden;
}

.nita-position-right .nita-child {
    transform-origin: bottom right;
}

.nita-wrapper.active .nita-child {
    max-height: min(70vh, 650px);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0) scale(1);
    overflow-y: auto;
}

.nita-main,
.nita-btn {
    box-sizing: border-box;
    font: inherit;
    -webkit-tap-highlight-color: transparent;
}

.nita-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
    padding: 12px 19px;
    border: 0;
    border-radius: 999px;
    background: var(--nita-primary);
    color: #fff;
    cursor: pointer;
    font-weight: 700;
    line-height: 1;
    box-shadow: 0 7px 24px rgba(0, 0, 0, .25);
    transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
}

.nita-main:hover {
    transform: translateY(-2px);
    box-shadow: 0 9px 28px rgba(0, 0, 0, .3);
    filter: brightness(1.06);
}

.nita-main:focus-visible,
.nita-btn:focus-visible {
    outline: 3px solid #fff;
    outline-offset: 3px;
    box-shadow: 0 0 0 6px var(--nita-primary);
}

.nita-main-icon,
.nita-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}

.nita-main-icon svg,
.nita-icon svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.nita-close-icon {
    display: none;
    width: 18px;
    font-size: 27px;
    font-weight: 400;
    line-height: 18px;
}

.nita-wrapper.active .nita-open-icon {
    display: none;
}

.nita-wrapper.active .nita-close-icon {
    display: inline-flex;
}

.nita-btn {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 9px;
    min-width: 150px;
    min-height: 42px;
    padding: 9px 13px;
    border-radius: 13px;
    color: #fff !important;
    text-decoration: none !important;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.4;
    box-shadow: 0 5px 16px rgba(0, 0, 0, .22);
    transition: transform 180ms ease, filter 180ms ease, box-shadow 180ms ease;
}

.nita-btn:hover {
    color: #fff !important;
    transform: translateY(-2px);
    filter: brightness(1.06);
    box-shadow: 0 7px 20px rgba(0, 0, 0, .28);
}

.nita-phone {
    background: #f57c00;
}

.nita-whatsapp {
    background: #128c4a;
}

.nita-rubika {
    background: #4355b9;
}

.nita-eitaa {
    background: #007f75;
}

.nita-bale {
    background: #087db7;
}

.nita-size-small .nita-main {
    min-height: 41px;
    padding: 10px 15px;
    font-size: 12px;
}

.nita-size-small .nita-btn {
    min-width: 135px;
    min-height: 38px;
    font-size: 12px;
}

.nita-size-large .nita-main {
    min-height: 56px;
    padding: 15px 24px;
    font-size: 16px;
}

.nita-size-large .nita-btn {
    min-width: 170px;
    min-height: 48px;
    padding: 11px 15px;
    font-size: 14px;
}

@media (max-width: 768px) {
    .nita-wrapper {
        bottom: max(var(--nita-bottom), calc(16px + env(safe-area-inset-bottom)));
        max-width: calc(100vw - 24px);
    }

    .nita-position-left {
        left: 12px;
    }

    .nita-position-right {
        right: 12px;
    }

    .nita-child {
        gap: 6px;
    }

    .nita-btn {
        min-width: 145px;
        min-height: 44px;
        padding: 10px 12px;
        font-size: 13px;
    }

    .nita-main {
        min-height: 50px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .nita-wrapper,
    .nita-child,
    .nita-main,
    .nita-btn {
        transition-duration: 0.01ms !important;
    }
}