.prova-social {
    position: fixed;
    left: 20px;
    bottom: 20px;
    z-index: 99999;

    width: min(360px, calc(100vw - 40px));
    min-height: 82px;

    display: flex;
    align-items: center;
    gap: 13px;

    padding: 13px 42px 13px 13px;

    background: #151526;
    color: #fff;

    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 14px;

    box-shadow:
        0 10px 35px rgba(0, 0, 0, 0.18),
        0 2px 8px rgba(0, 0, 0, 0.08);

    font-family: Arial, Helvetica, sans-serif;

    opacity: 0;
    visibility: hidden;
    transform: translateY(25px) scale(0.96);

    transition:
        opacity 0.35s ease,
        visibility 0.35s ease,
        transform 0.35s ease;

    box-sizing: border-box;
}

.prova-social.ativo {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* Ícone */

.prova-social-icone {
    width: 46px;
    height: 46px;
    min-width: 46px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: linear-gradient(135deg, #111, #333);
    color: #fff;

    border-radius: 50%;

    font-size: 21px;

    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
}

/* Conteúdo */

.prova-social-conteudo {
    min-width: 0;
    flex: 1;
}

.prova-social-titulo {
    margin-bottom: 4px;

    font-size: 14px;
    font-weight: 700;
    line-height: 1.25;

    color: #111;
}

.prova-social-texto {
    font-size: 13px;
    line-height: 1.4;

    color: #fff;

    overflow: hidden;
    text-overflow: ellipsis;
}

.prova-social-tempo {
    margin-top: 4px;

    font-size: 11px;
    font-weight: 600;

    color: #888;
}

/* Botão fechar */

.prova-social-fechar {
    position: absolute;
    top: 8px;
    right: 9px;

    width: 26px;
    height: 26px;

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 0;
    border: 0;
    border-radius: 50%;

    background: transparent;
    color: #888;

    font-size: 22px;
    line-height: 1;

    cursor: pointer;

    transition:
        background 0.2s ease,
        color 0.2s ease;
}

.prova-social-fechar:hover {
    background: rgba(0, 0, 0, 0.07);
    color: #111;
}

/* =========================================================
   TEMA ESCURO
   ========================================================= */

[data-theme="dark"] .prova-social {
    background: rgba(28, 28, 30, 0.97);
    color: #fff;

    border-color: rgba(255, 255, 255, 0.08);

    box-shadow:
        0 10px 35px rgba(0, 0, 0, 0.45),
        0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .prova-social-titulo {
    color: #fff;
}

[data-theme="dark"] .prova-social-texto {
    color: #bbb;
}

[data-theme="dark"] .prova-social-tempo {
    color: #888;
}

[data-theme="dark"] .prova-social-fechar {
    color: #aaa;
}

[data-theme="dark"] .prova-social-fechar:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 600px) {
    .prova-social {
        left: 12px;
        right: 12px;
        bottom: 12px;

        width: auto;
        min-height: 76px;

        padding: 11px 38px 11px 11px;

        border-radius: 13px;
    }

    .prova-social-icone {
        width: 42px;
        height: 42px;
        min-width: 42px;

        font-size: 19px;
    }

    .prova-social-titulo {
        font-size: 13px;
    }

    .prova-social-texto {
        font-size: 12px;
    }

    .prova-social-tempo {
        font-size: 10px;
    }
}

/* =========================================================
   ACESSIBILIDADE
   ========================================================= */

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