/* STEP 42 — FLOATING WHATSAPP CONTACT */

.rtc-whatsapp {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 9999;

    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;

    min-height: 58px;
    padding: 0 20px;

    background: #25d366;
    color: #ffffff;
    border-radius: 100px;

    font-family: Arial, sans-serif;
    font-size: 14px;
    font-weight: 700;
    line-height: 1;

    text-decoration: none;
    box-shadow: 0 8px 28px rgba(0,0,0,.26);

    transition:
        transform .25s ease,
        box-shadow .25s ease,
        background .25s ease;
}

.rtc-whatsapp:hover {
    background: #1db954;
    color: #ffffff;
    transform: translateY(-4px);
    box-shadow: 0 12px 34px rgba(0,0,0,.32);
}

.rtc-whatsapp svg {
    flex-shrink: 0;
}

.rtc-whatsapp:focus-visible {
    outline: 3px solid #ffffff;
    outline-offset: 4px;
}

@media(max-width:600px) {
    .rtc-whatsapp {
        right: 16px;
        bottom: 18px;

        width: 58px;
        height: 58px;
        min-height: 58px;
        padding: 0;

        border-radius: 50%;
    }

    .rtc-whatsapp-label {
        display: none;
    }
}

@media(prefers-reduced-motion:reduce) {
    .rtc-whatsapp {
        transition: none;
    }
}