.help-popover {
    position: fixed;
    max-width: 560px;
    background: #fdfcf8;
    border: 1px solid #cfd6df;
    border-radius: 14px;
    box-shadow:
            0 12px 32px rgba(0, 0, 0, 0.12),
            inset 0 1px 0 rgba(255,255,255,0.7);
    padding: 22px 26px;
    z-index: 10000;
    animation: popFade 0.16s ease-out;
}

.help-popover h3 {
    margin-top: 0;
    font-size: 15px;
    font-weight: 600;
    color: #003366; /* azul institucional */
}

.help-popover p {
    font-size: 13.5px;
    line-height: 1.55;
}

.help-popover table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12.5px;
    margin-top: 10px;
}

.help-popover th {
    background: #eef2f6;
    padding: 6px;
    text-align: left;
    font-weight: 600;
}

.help-popover td {
    padding: 6px;
    border-bottom: 1px solid #ececec;
}

.help-popover-close {
    position: absolute;
    top: 10px;
    right: 14px;
    font-size: 13px;
    cursor: pointer;
    color: #6b7280;
}

.help-popover-close:hover {
    color: #003366;
}

.help-popover::before {
    content: "";
    position: absolute;
    left: var(--arrow-left, 20px);
    width: 14px;
    height: 14px;
    background: #cfd6df;
    transform: rotate(45deg);
    z-index: -1;
}

.help-popover::after {
    content: "";
    position: absolute;
    left: calc(var(--arrow-left, 20px) + 1px);
    width: 12px;
    height: 12px;
    background: #fdfcf8;
    transform: rotate(45deg);
}

.help-popover.popover-bottom::before {
    top: -7px;
}
.help-popover.popover-bottom::after {
    top: -6px;
}

/* Quando abre acima */
.help-popover.popover-top::before {
    bottom: -7px;
}
.help-popover.popover-top::after {
    bottom: -6px;
}

@keyframes popFade {
    from {
        opacity: 0;
        transform: translateY(-4px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}