/* =============================================
   MCE Stepper — stepper.css
   Variables : tokens Oxygen Builder
   ============================================= */

/* ── Wrapper principal ── */
.mce-stepper {
    width: 100%;
    font-family: var(--paragraph, sans-serif);
}

/* =============================================
   NAV — track horizontal (desktop)
   ============================================= */
.mce-stepper__nav {
    width: 100%;
}

.mce-stepper__list {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
}

/* Chaque item occupe une colonne égale */
.mce-stepper__item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

/* ── Connecteur entre bulles ── */
.mce-stepper__connector {
    position: absolute;
    top: calc(var(--s-bubble-size, 3rem) / 2);
    left: calc(-50%);
    right: calc(50%);
    height: 2px;
    background: var(--transparent-border, rgba(232,232,232,0.13));
    z-index: 0;
    transition: background 0.35s ease;
}

/* Premier item : pas de connecteur gauche */
.mce-stepper__item:first-child .mce-stepper__connector {
    display: none;
}

/* Connecteur complété (étapes passées) */
.mce-stepper__item.mce-is-done .mce-stepper__connector,
.mce-stepper__item.mce-is-active .mce-stepper__connector {
    background: var(--brand-500, #18DCA4);
}

/* ── Bouton / bulle ── */
.mce-stepper__btn {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.625rem;
    width: 100%;
    position: relative;
    z-index: 1;
}

/* Bulle */
.mce-stepper__bubble {
    --s-bubble-size: 3rem;
    width: var(--s-bubble-size);
    height: var(--s-bubble-size);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--title, sans-serif);
    font-size: 1rem;
    font-weight: 600;
    border: 2px solid transparent;
    transition:
            background 0.3s ease,
            border-color 0.3s ease,
            color 0.3s ease,
            box-shadow 0.3s ease;

    /* État par défaut : futur */
    background: var(--dark-400, #2C295D);
    border-color: rgba(232,232,232,0.2);
    color: rgba(255,255,255,0.4);
    opacity: 1;
}

/* État : passé (done) */
.mce-stepper__item.mce-is-done .mce-stepper__bubble {
    background: var(--brand-500, #18DCA4);
    border-color: var(--brand-500, #18DCA4);
    color: var(--dark-500, #1E1C45);
    opacity: 1;
}

/* État : actif */
.mce-stepper__item.mce-is-active .mce-stepper__bubble {
    background: var(--background-color-white, #fff);
    border-color: var(--brand-500, #18DCA4);
    border-width: 2.5px;
    color: var(--dark-500, #1E1C45);
    opacity: 1;
    box-shadow: 0 0 0 4px var(--primary-tag-background, rgba(24,220,164,0.15));
}

/* Label sous la bulle */
.mce-stepper__label {
    font-size: var(--text-size-small, 0.75rem);
    font-weight: 600;
    text-align: center;
    color: rgba(255,255,255,0.45);
    opacity: 1;
    transition: opacity 0.3s ease, color 0.3s ease;
    white-space: nowrap;
    line-height: 1.3;
    max-width: 7rem;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mce-stepper__item.mce-is-done .mce-stepper__label,
.mce-stepper__item.mce-is-active .mce-stepper__label {
    opacity: 1;
    color: var(--text-color-white, #F5FEFB);
}

/* Survol */
.mce-stepper__btn:hover .mce-stepper__bubble {
    border-color: rgba(232,232,232,0.4);
}

/* =============================================
   PANELS
   ============================================= */
.mce-stepper__panels {
    margin-top: 1.75rem;
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: 1fr;
}

.mce-stepper__panel {
    grid-area: 1 / 1;
    display: block;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    background: var(--transparent-background, rgba(232,232,232,0.09));
    border: 1px solid var(--transparent-border, rgba(232,232,232,0.13));
    border-radius: 1rem;
    padding: var(--intern-padding-regular, 2rem);
    transition: opacity 0.3s ease;
}

.mce-stepper__panel.mce-is-active {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    animation: mce-fade-in 0.3s ease forwards;
}

@keyframes mce-fade-in {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.mce-stepper__panel-title {
    font-family: var(--title, sans-serif);
    font-size: var(--h4-size, 1.25rem);
    font-weight: 700;
    color: var(--text-color-white, #F5FEFB);
    margin: 0 0 0.75rem;
}

.mce-stepper__panel-desc {
    font-family: var(--paragraph, sans-serif);
    font-size: var(--text-size-regular, 0.9rem);
    color: var(--text-color-white, #F5FEFB);
    line-height: 1.65;
    margin: 0;
}

/* =============================================
   MOBILE — stepper vertical
   ============================================= */
@media (max-width: 767px) {

    .mce-stepper__list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }

    .mce-stepper__item {
        flex: none;
        flex-direction: row;
        align-items: center;
        gap: 1rem;
        width: 100%;
        padding: 0.5rem 0;
        position: relative;
    }

    /* Connecteur vertical — à gauche de la bulle */
    .mce-stepper__connector {
        position: absolute;
        /* centré horizontalement sur la bulle (taille bulle / 2 − 1px) */
        left: calc(var(--s-bubble-size, 3rem) / 2 - 1px);
        top: auto;
        bottom: calc(100% - 0.5rem); /* remonte jusqu'au dessus */
        right: auto;
        width: 2px;
        height: calc(100% - 0.5rem);
        /* on recalcule : occupe l'espace entre la fin du précédent et le haut de la bulle */
    }

    /* Re-calcul propre du connecteur vertical */
    .mce-stepper__item:not(:first-child) .mce-stepper__connector {
        position: absolute;
        left: calc(var(--s-bubble-size, 3rem) / 2 - 1px);
        top: -1rem;         /* démarre au-dessus de l'item */
        bottom: 50%;        /* s'arrête au centre de la bulle */
        width: 2px;
        height: auto;
        right: auto;
    }

    .mce-stepper__btn {
        flex-direction: row;
        align-items: center;
        gap: 1rem;
        width: auto;
    }

    .mce-stepper__label {
        white-space: normal;
        text-align: left;
        max-width: none;
        font-size: var(--text-size-regular, 0.875rem);
    }

    /* Panel en dessous de la nav mobile */
    .mce-stepper__panels {
        margin-top: 1.25rem;
    }

    .mce-stepper__panel {
        padding: var(--intern-padding-small, 1rem);
        border-radius: 0.75rem;
    }
}