/* =====================================================
   Blockenberg — unfold  (bkbg-ufd-*)
   ===================================================== */

/* ── Content wrapper ── */
.bkbg-ufd-content-wrap {
    position: relative;
    overflow: hidden;
    transition: max-height ease-in-out;
}

/* ── Hidden source element (read by frontend.js) ── */
.bkbg-ufd-content-src {
    display: none;
}

/* ── Fade gradient overlay ── */
.bkbg-ufd-gradient {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.bkbg-ufd-content-wrap.bkbg-ufd-expanded .bkbg-ufd-gradient {
    opacity: 0;
}

/* ── Button row ── */
.bkbg-ufd-btn-wrap {
    margin-top: 16px;
}

/* ── Button base ── */
.bkbg-ufd-btn {
    display: inline-block;
    cursor: pointer;
    font-family: var(--bkufd-bt-ff, inherit);
    font-size: var(--bkufd-bt-fsd, 14px);
    line-height: var(--bkufd-bt-lhd, 1.4);
    letter-spacing: var(--bkufd-bt-lsd, normal);
    word-spacing: var(--bkufd-bt-wsd, normal);
    font-weight: var(--bkufd-bt-fw, 600);
    font-style: var(--bkufd-bt-fst, normal);
    text-decoration: var(--bkufd-bt-td, none);
    text-transform: var(--bkufd-bt-tt, none);
    transition: opacity 0.2s, transform 0.15s, box-shadow 0.2s;
}
.bkbg-ufd-btn:focus-visible {
    outline: 2px solid currentColor;
    outline-offset: 3px;
}

/* Filled */
.bkbg-ufd-btn.bkbg-ufd-btn-filled {
    padding: 10px 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}
.bkbg-ufd-btn.bkbg-ufd-btn-filled:hover {
    opacity: 0.88;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
}
.bkbg-ufd-btn.bkbg-ufd-btn-filled:active {
    transform: translateY(0);
}

/* Outline */
.bkbg-ufd-btn.bkbg-ufd-btn-outline {
    padding: 10px 24px;
    background: transparent;
}
.bkbg-ufd-btn.bkbg-ufd-btn-outline:hover {
    opacity: 0.78;
}

/* Text */
.bkbg-ufd-btn.bkbg-ufd-btn-text {
    background: none;
    border: none;
    padding: 4px 0;
}
.bkbg-ufd-btn.bkbg-ufd-btn-text:hover {
    opacity: 0.7;
    text-decoration: underline;
}

/* ── Content richtext body ── */
.bkbg-ufd-content-body {
    font-family: var(--bkufd-ct-ff, inherit);
    font-size: var(--bkufd-ct-fsd, 16px);
    line-height: var(--bkufd-ct-lhd, 1.7);
    letter-spacing: var(--bkufd-ct-lsd, normal);
    word-spacing: var(--bkufd-ct-wsd, normal);
    font-weight: var(--bkufd-ct-fw, normal);
    font-style: var(--bkufd-ct-fst, normal);
    text-decoration: var(--bkufd-ct-td, none);
    text-transform: var(--bkufd-ct-tt, none);
}
.bkbg-ufd-content-body p {
    margin: 0 0 1em;
}
.bkbg-ufd-content-body p:last-child {
    margin-bottom: 0;
}

@media (max-width: 1024px) {
    .bkbg-ufd-content-body {
        font-size: var(--bkufd-ct-fst1, var(--bkufd-ct-fsd, 16px));
        line-height: var(--bkufd-ct-lht, var(--bkufd-ct-lhd, 1.7));
        letter-spacing: var(--bkufd-ct-lst, var(--bkufd-ct-lsd, normal));
        word-spacing: var(--bkufd-ct-wst, var(--bkufd-ct-wsd, normal));
    }
    .bkbg-ufd-btn {
        font-size: var(--bkufd-bt-fst1, var(--bkufd-bt-fsd, 14px));
        line-height: var(--bkufd-bt-lht, var(--bkufd-bt-lhd, 1.4));
        letter-spacing: var(--bkufd-bt-lst, var(--bkufd-bt-lsd, normal));
        word-spacing: var(--bkufd-bt-wst, var(--bkufd-bt-wsd, normal));
    }
}
@media (max-width: 767px) {
    .bkbg-ufd-content-body {
        font-size: var(--bkufd-ct-fsm, var(--bkufd-ct-fst1, var(--bkufd-ct-fsd, 16px)));
        line-height: var(--bkufd-ct-lhm, var(--bkufd-ct-lht, var(--bkufd-ct-lhd, 1.7)));
        letter-spacing: var(--bkufd-ct-lsm, var(--bkufd-ct-lst, var(--bkufd-ct-lsd, normal)));
        word-spacing: var(--bkufd-ct-wsm, var(--bkufd-ct-wst, var(--bkufd-ct-wsd, normal)));
    }
    .bkbg-ufd-btn {
        font-size: var(--bkufd-bt-fsm, var(--bkufd-bt-fst1, var(--bkufd-bt-fsd, 14px)));
        line-height: var(--bkufd-bt-lhm, var(--bkufd-bt-lht, var(--bkufd-bt-lhd, 1.4)));
        letter-spacing: var(--bkufd-bt-lsm, var(--bkufd-bt-lst, var(--bkufd-bt-lsd, normal)));
        word-spacing: var(--bkufd-bt-wsm, var(--bkufd-bt-wst, var(--bkufd-bt-wsd, normal)));
    }
}