.celtiis-faq-acc {
    --acc-navy: #1C3B71;
    --acc-muted: #54627F;
    --acc-border: #1D3D7022;

    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    font-family: 'Gotham', sans-serif;
}

.celtiis-faq-acc__item {
    background: #fff;
    border-bottom: 1px solid var(--acc-border);
    border-radius: 10px;
    overflow: hidden;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.celtiis-faq-acc__item.is-open {
    border-color: rgba(141, 198, 63, 0.55);
}

.celtiis-faq-acc__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    width: 100%;
    padding: 22px 26px;
    border: 0;
    background: transparent;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
}

.celtiis-faq-acc__q {
    color: var(--acc-navy);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.4;
}

.celtiis-faq-acc__icon {
    flex-shrink: 0;
    display: inline-flex;
    color: var(--acc-navy);
    transition: transform 0.3s ease;
}

.celtiis-faq-acc__item.is-open .celtiis-faq-acc__icon {
    transform: rotate(180deg);
}

/* Animation d'ouverture via grid-template-rows (0fr -> 1fr) */
.celtiis-faq-acc__panel {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}

.celtiis-faq-acc__item.is-open .celtiis-faq-acc__panel {
    grid-template-rows: 1fr;
}

.celtiis-faq-acc__panel-inner {
    overflow: hidden;
    min-height: 0;
}

.celtiis-faq-acc__answer {
    padding: 0 26px 24px;
    color: var(--acc-muted);
    font-size: 15px;
    line-height: 1.65;
}

.celtiis-faq-acc__answer p { margin: 0 0 14px; }
.celtiis-faq-acc__answer p:last-child { margin-bottom: 0; }
.celtiis-faq-acc__answer a { color: #8DC63F; font-weight: 600; }
.celtiis-faq-acc__answer ul,
.celtiis-faq-acc__answer ol { margin: 0 0 14px; padding-left: 20px; }
.celtiis-faq-acc__answer li { margin-bottom: 8px; }

.celtiis-faq-acc__empty {
    padding: 28px;
    text-align: center;
    color: var(--acc-muted);
    background: #F6F7FA;
    border-radius: 16px;
    font-family: 'Gotham', sans-serif;
}

@media (max-width: 600px) {
    .celtiis-faq-acc__head { padding: 18px 18px; }
    .celtiis-faq-acc__answer { padding: 0 18px 20px; }
    .celtiis-faq-acc__q { font-size: 15px; }
}