.callback-help {
    position: fixed;
    right: max(24px, env(safe-area-inset-right));
    bottom: max(24px, env(safe-area-inset-bottom));
    z-index: 80;
    width: min(330px, calc(100vw - 32px));
    border: 1px solid #ffd766;
    border-radius: 18px;
    background: #ffcc33;
    color: #171717;
    box-shadow: 0 12px 36px rgb(0 0 0 / 22%);
    font: inherit;
    text-align: left;
    transition: background .2s ease, box-shadow .2s ease;
}
.callback-help[hidden] { display: none; }
.callback-help__open { display: grid; gap: 10px; width: 100%; padding: 26px 22px 22px; border: 0; border-radius: inherit; background: transparent; color: inherit; font: inherit; text-align: left; cursor: pointer; }
.callback-help__close { position: absolute; top: 2px; right: 2px; width: 32px; height: 32px; padding: 0; border: 0; border-radius: 50%; background: transparent; color: #171717; font-size: 24px; line-height: 1; cursor: pointer; }
.callback-help__close:hover { background: rgb(0 0 0 / 9%); }
.callback-help:hover { background: #ffda66; box-shadow: 0 14px 40px rgb(0 0 0 / 28%); }
.callback-help button:focus-visible { outline: 3px solid #171717; outline-offset: 2px; }
.callback-help__title { font-size: 17px; font-weight: 750; line-height: 1.35; }
.callback-help__text { font-size: 14px; line-height: 1.5; }
.callback-help__action { display: flex; justify-content: space-between; align-items: center; margin-top: 3px; font-size: 14px; font-weight: 700; }
body.modal-open .callback-help,
body:has(.cookie-consent:not([hidden])) .callback-help { visibility: hidden; pointer-events: none; }
@media (max-width: 600px) {
    body:has(.callback-help:not([hidden])) { padding-bottom: calc(160px + env(safe-area-inset-bottom)); }
    .callback-help { right: 12px; bottom: max(12px, env(safe-area-inset-bottom)); width: min(330px, calc(100vw - 24px)); border-radius: 14px; }
    .callback-help__open { padding: 25px 18px 15px; gap: 6px; }
    .callback-help__title { font-size: 15px; }
    .callback-help__text, .callback-help__action { font-size: 13px; }
}