/* === Sticky Two Column Block === */

.bkbg-s2c-app { display: none; }

.bkbg-s2c-section {
    width: 100%;
    box-sizing: border-box;
}

.bkbg-s2c-shell {
    display: flex;
    gap: 48px;
    align-items: flex-start;
}

/* ---- Scrolling column ---- */
.bkbg-s2c-scroll {
    flex: 1;
    min-width: 0;
}

/* ---- Sticky column ---- */
.bkbg-s2c-sticky {
    flex-shrink: 0;
    position: sticky;
}

.bkbg-s2c-sticky-inner {
    border-radius: 16px;
    overflow: hidden;
    width: 100%;
}

/* Sticky panel image area */
.bkbg-s2c-panel-img {
    width: 100%;
    border-radius: 16px;
    overflow: hidden;
    position: relative;
}

.bkbg-s2c-panel-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: opacity 0.4s ease;
}

.bkbg-s2c-panel-img.fading img { opacity: 0; }

/* Icon placeholder */
.bkbg-s2c-panel-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
    min-height: 280px;
    border-radius: 16px;
    transition: background 0.4s ease;
}

/* ---- Feature items (scrolling) ---- */
.bkbg-s2c-item {
    padding: 28px 0;
    transition: opacity 0.3s ease, border-color 0.3s ease;
    opacity: 0.5;
}

.bkbg-s2c-item.active { opacity: 1; }

.bkbg-s2c-item-inner {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.bkbg-s2c-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    flex-shrink: 0;
    transition: background 0.3s ease;
    line-height: 1;
}
.bkbg-s2c-icon svg { width: 1em; height: 1em; fill: currentColor; }
.bkbg-s2c-icon .dashicons { font-size: inherit; width: 1em; height: 1em; line-height: 1; }
.bkbg-s2c-icon .bkbg-icon-img { width: 1em; height: 1em; object-fit: contain; }

.bkbg-s2c-item-text { flex: 1; min-width: 0; }

.bkbg-s2c-eyebrow {
    font-family: var(--bks2c-eb-font-family, inherit);
    font-size: var(--bks2c-eb-font-size-d, 12px);
    line-height: var(--bks2c-eb-line-height-d, 1.4);
    letter-spacing: var(--bks2c-eb-letter-spacing-d, 0.1em);
    word-spacing: var(--bks2c-eb-word-spacing-d, normal);
    font-weight: var(--bks2c-eb-font-weight, 700);
    font-style: var(--bks2c-eb-font-style, normal);
    text-decoration: var(--bks2c-eb-text-decoration, none);
    text-transform: var(--bks2c-eb-text-transform, uppercase);
    margin-bottom: 6px;
}

.bkbg-s2c-item-text h3.bkbg-s2c-title {
    font-family: var(--bks2c-tt-font-family, inherit);
    font-size: var(--bks2c-tt-font-size-d, clamp(18px, 2vw, 24px));
    line-height: var(--bks2c-tt-line-height-d, var(--bks2c-title-lh, 1.2));
    letter-spacing: var(--bks2c-tt-letter-spacing-d, normal);
    word-spacing: var(--bks2c-tt-word-spacing-d, normal);
    font-weight: var(--bks2c-tt-font-weight, var(--bks2c-title-fw, 800));
    font-style: var(--bks2c-tt-font-style, normal);
    text-decoration: var(--bks2c-tt-text-decoration, none);
    text-transform: var(--bks2c-tt-text-transform, none);
    margin: 0 0 10px;
}

.bkbg-s2c-text {
    font-family: var(--bks2c-bd-font-family, inherit);
    font-size: var(--bks2c-bd-font-size-d, 15px);
    line-height: var(--bks2c-bd-line-height-d, var(--bks2c-body-lh, 1.75));
    letter-spacing: var(--bks2c-bd-letter-spacing-d, normal);
    word-spacing: var(--bks2c-bd-word-spacing-d, normal);
    font-weight: var(--bks2c-bd-font-weight, inherit);
    font-style: var(--bks2c-bd-font-style, normal);
    text-decoration: var(--bks2c-bd-text-decoration, none);
    text-transform: var(--bks2c-bd-text-transform, none);
    margin: 0;
}

/* Progress bar */
.bkbg-s2c-progress {
    height: 3px;
    background: rgba(0,0,0,0.08);
    border-radius: 2px;
    margin-top: 12px;
    overflow: hidden;
}

.bkbg-s2c-progress-fill {
    height: 100%;
    border-radius: 2px;
    width: 0;
    transition: width 0.5s ease;
}

/* Divider (applied via border on scroll col) */

/* Responsive – typography */
@media (max-width: 1024px) {
    .bkbg-s2c-eyebrow {
        font-size: var(--bks2c-eb-font-size-t, var(--bks2c-eb-font-size-d, 12px));
        line-height: var(--bks2c-eb-line-height-t, var(--bks2c-eb-line-height-d, 1.4));
        letter-spacing: var(--bks2c-eb-letter-spacing-t, var(--bks2c-eb-letter-spacing-d, 0.1em));
        word-spacing: var(--bks2c-eb-word-spacing-t, var(--bks2c-eb-word-spacing-d, normal));
    }
    .bkbg-s2c-item-text h3.bkbg-s2c-title {
        font-size: var(--bks2c-tt-font-size-t, var(--bks2c-tt-font-size-d, clamp(18px, 2vw, 24px)));
        line-height: var(--bks2c-tt-line-height-t, var(--bks2c-tt-line-height-d, var(--bks2c-title-lh, 1.2)));
        letter-spacing: var(--bks2c-tt-letter-spacing-t, var(--bks2c-tt-letter-spacing-d, normal));
        word-spacing: var(--bks2c-tt-word-spacing-t, var(--bks2c-tt-word-spacing-d, normal));
    }
    .bkbg-s2c-text {
        font-size: var(--bks2c-bd-font-size-t, var(--bks2c-bd-font-size-d, 15px));
        line-height: var(--bks2c-bd-line-height-t, var(--bks2c-bd-line-height-d, var(--bks2c-body-lh, 1.75)));
        letter-spacing: var(--bks2c-bd-letter-spacing-t, var(--bks2c-bd-letter-spacing-d, normal));
        word-spacing: var(--bks2c-bd-word-spacing-t, var(--bks2c-bd-word-spacing-d, normal));
    }
}
@media (max-width: 767px) {
    .bkbg-s2c-eyebrow {
        font-size: var(--bks2c-eb-font-size-m, var(--bks2c-eb-font-size-t, var(--bks2c-eb-font-size-d, 12px)));
        line-height: var(--bks2c-eb-line-height-m, var(--bks2c-eb-line-height-t, var(--bks2c-eb-line-height-d, 1.4)));
        letter-spacing: var(--bks2c-eb-letter-spacing-m, var(--bks2c-eb-letter-spacing-t, var(--bks2c-eb-letter-spacing-d, 0.1em)));
        word-spacing: var(--bks2c-eb-word-spacing-m, var(--bks2c-eb-word-spacing-t, var(--bks2c-eb-word-spacing-d, normal)));
    }
    .bkbg-s2c-item-text h3.bkbg-s2c-title {
        font-size: var(--bks2c-tt-font-size-m, var(--bks2c-tt-font-size-t, var(--bks2c-tt-font-size-d, clamp(18px, 2vw, 24px))));
        line-height: var(--bks2c-tt-line-height-m, var(--bks2c-tt-line-height-t, var(--bks2c-tt-line-height-d, var(--bks2c-title-lh, 1.2))));
        letter-spacing: var(--bks2c-tt-letter-spacing-m, var(--bks2c-tt-letter-spacing-t, var(--bks2c-tt-letter-spacing-d, normal)));
        word-spacing: var(--bks2c-tt-word-spacing-m, var(--bks2c-tt-word-spacing-t, var(--bks2c-tt-word-spacing-d, normal)));
    }
    .bkbg-s2c-text {
        font-size: var(--bks2c-bd-font-size-m, var(--bks2c-bd-font-size-t, var(--bks2c-bd-font-size-d, 15px)));
        line-height: var(--bks2c-bd-line-height-m, var(--bks2c-bd-line-height-t, var(--bks2c-bd-line-height-d, var(--bks2c-body-lh, 1.75))));
        letter-spacing: var(--bks2c-bd-letter-spacing-m, var(--bks2c-bd-letter-spacing-t, var(--bks2c-bd-letter-spacing-d, normal)));
        word-spacing: var(--bks2c-bd-word-spacing-m, var(--bks2c-bd-word-spacing-t, var(--bks2c-bd-word-spacing-d, normal)));
    }
}

/* Responsive */
@media (max-width: 900px) {
    .bkbg-s2c-shell { flex-direction: column !important; gap: 32px; }
    .bkbg-s2c-sticky { position: static !important; width: 100% !important; }
    .bkbg-s2c-item { opacity: 1 !important; }
}