.bkbg-msf-wrapper {
    box-sizing: border-box;
    width: 100%;
}
.bkbg-msf-outer {
    margin: 0 auto;
}

/* ── Step indicator – circles ───────────────────────────────────── */
.bkbg-msf-steps-indicator {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin-bottom: 36px;
    overflow: hidden;
}
.bkbg-msf-step-circle {
    width: var(--bkbg-msf-step-circle-sz, 44px);
    height: var(--bkbg-msf-step-circle-sz, 44px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: calc(var(--bkbg-msf-step-circle-sz, 44px) * 0.38);
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: background 0.25s, color 0.25s;
    cursor: pointer;
    border: none;
    font-family: inherit;
}
.bkbg-msf-step-circle.is-active   { background: var(--bkbg-msf-active-step-bg, #6c3fb5);  color: var(--bkbg-msf-active-step-color, #fff); }
.bkbg-msf-step-circle.is-done     { background: var(--bkbg-msf-done-step-bg, #ede9f7);   color: var(--bkbg-msf-done-step-color, #6c3fb5); }
.bkbg-msf-step-circle.is-pending  { background: var(--bkbg-msf-idle-step-bg, #f3f4f6);   color: var(--bkbg-msf-idle-step-color, #9ca3af); }
.bkbg-msf-step-circle svg { width: 1em; height: 1em; fill: currentColor; }
.bkbg-msf-step-circle .dashicons { font-size: inherit; width: 1em; height: 1em; line-height: 1; }
.bkbg-msf-step-circle .bkbg-icon-img { width: 1em; height: 1em; object-fit: contain; }
.bkbg-msf-connector {
    flex: 1;
    height: 3px;
    margin-top: calc(var(--bkbg-msf-step-circle-sz, 44px) / 2 - 1.5px);
    background: var(--bkbg-msf-connector, #e5e7eb);
    transition: background 0.3s;
}
.bkbg-msf-connector.is-done { background: var(--bkbg-msf-connector-done, #6c3fb5); }
.bkbg-msf-step-label {
    font-size: var(--bkbg-msf-step-label-sz, 12px);
    font-weight: 600;
    text-align: center;
    margin-top: 8px;
    color: var(--bkbg-msf-step-desc-color, #9ca3af);
    max-width: 80px;
}
.bkbg-msf-step-label.is-active { color: var(--bkbg-msf-accent, #6c3fb5); }

/* ── Progress bar ───────────────────────────────────────────────── */
.bkbg-msf-progress--bar .bkbg-msf-progress-bar-wrap { margin-bottom: 32px; }
.bkbg-msf-progress-track {
    height: 6px;
    border-radius: 99px;
    background: var(--bkbg-msf-idle-step-bg, #f3f4f6);
    overflow: hidden;
}
.bkbg-msf-progress-fill {
    height: 100%;
    background: var(--bkbg-msf-accent, #6c3fb5);
    border-radius: 99px;
    transition: width 0.4s ease;
}

/* ── Dots ───────────────────────────────────────────────────────── */
.bkbg-msf-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 32px;
}
.bkbg-msf-dot {
    height: 10px;
    border-radius: 99px;
    background: var(--bkbg-msf-idle-step-bg, #f3f4f6);
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    padding: 0;
}
.bkbg-msf-dot.is-active  { width: 24px; background: var(--bkbg-msf-active-step-bg, #6c3fb5); }
.bkbg-msf-dot.is-done    { width: 10px; background: var(--bkbg-msf-done-step-bg, #ede9f7); }
.bkbg-msf-dot.is-pending { width: 10px; }

/* ── Card ───────────────────────────────────────────────────────── */
.bkbg-msf-card {
    background: var(--bkbg-msf-card-bg, #fff);
    border: 1px solid var(--bkbg-msf-card-border, #e5e7eb);
    border-radius: var(--bkbg-msf-card-r, 20px);
    padding: var(--bkbg-msf-card-pad, 40px);
    box-sizing: border-box;
}

/* ── Step panel ─────────────────────────────────────────────────── */
.bkbg-msf-step-panel { display: none; }
.bkbg-msf-step-panel.is-active,
.bkbg-msf-step-panel[aria-hidden="false"] { display: block; }

/* ── Step title / desc ──────────────────────────────────────────── */
.bkbg-msf-wrapper .bkbg-msf-step-title,
.bkbg-msf-wrapper h2.bkbg-msf-step-title {
    font-family: var(--bkbg-msf-tt-font-family, inherit);
    font-size: var(--bkbg-msf-tt-font-size-d, var(--bkbg-msf-step-title-sz, 22px));
    font-weight: var(--bkbg-msf-tt-font-weight, 800);
    font-style: var(--bkbg-msf-tt-font-style, normal);
    line-height: var(--bkbg-msf-tt-line-height-d, 1.2);
    letter-spacing: var(--bkbg-msf-tt-letter-spacing-d, normal);
    word-spacing: var(--bkbg-msf-tt-word-spacing-d, normal);
    text-decoration: var(--bkbg-msf-tt-text-decoration, none);
    text-transform: var(--bkbg-msf-tt-text-transform, none);
    color: var(--bkbg-msf-step-title-color, #111827);
    margin: 0 0 6px;
}
.bkbg-msf-step-desc {
    font-family: var(--bkbg-msf-sd-font-family, inherit);
    font-size: var(--bkbg-msf-sd-font-size-d, var(--bkbg-msf-step-desc-sz, 14px));
    font-weight: var(--bkbg-msf-sd-font-weight, normal);
    font-style: var(--bkbg-msf-sd-font-style, normal);
    line-height: var(--bkbg-msf-sd-line-height-d, 1.6);
    letter-spacing: var(--bkbg-msf-sd-letter-spacing-d, normal);
    word-spacing: var(--bkbg-msf-sd-word-spacing-d, normal);
    text-decoration: var(--bkbg-msf-sd-text-decoration, none);
    text-transform: var(--bkbg-msf-sd-text-transform, none);
    color: var(--bkbg-msf-step-desc-color, #9ca3af);
    margin: 0 0 24px;
}

/* ── Fields ─────────────────────────────────────────────────────── */
.bkbg-msf-field { margin-bottom: 16px; }
.bkbg-msf-label {
    display: block;
    margin-bottom: 6px;
    font-size: var(--bkbg-msf-label-sz, 14px);
    font-weight: 600;
    color: var(--bkbg-msf-label-color, #374151);
}
.bkbg-msf-input {
    width: 100%;
    box-sizing: border-box;
    font-size: var(--bkbg-msf-input-sz, 15px);
    padding: var(--bkbg-msf-input-pad-v, 12px) 14px;
    border-radius: var(--bkbg-msf-input-r, 8px);
    border: 1.5px solid var(--bkbg-msf-input-border, #d1d5db);
    background: var(--bkbg-msf-input-bg, #f9fafb);
    color: var(--bkbg-msf-input-text, #111827);
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
    appearance: none;
    -webkit-appearance: none;
}
.bkbg-msf-input:focus {
    border-color: var(--bkbg-msf-input-focus, #6c3fb5);
    background: #fff;
}
.bkbg-msf-radio-group { display: flex; flex-direction: column; gap: 8px; }
.bkbg-msf-radio-label, .bkbg-msf-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: var(--bkbg-msf-input-sz, 15px);
    color: var(--bkbg-msf-input-text, #111827);
    cursor: pointer;
}
.bkbg-msf-checkbox-label { align-items: flex-start; }
.bkbg-msf-checkbox-label input { margin-top: 3px; flex-shrink: 0; }

/* ── Navigation ─────────────────────────────────────────────────── */
.bkbg-msf-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 24px;
    gap: 12px;
}
.bkbg-msf-btn-prev,
.bkbg-msf-btn-next {
    padding: 0 28px;
    border: none;
    border-radius: var(--bkbg-msf-btn-r, 8px);
    font-family: inherit;
    font-size: var(--bkbg-msf-btn-sz, 15px);
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.2s;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    height: calc(var(--bkbg-msf-btn-sz, 15px) + 22px);
}
.bkbg-msf-btn-prev.is-hidden { visibility: hidden; pointer-events: none; }
.bkbg-msf-btn-prev {
    background: var(--bkbg-msf-btn-sec-bg, #f3f4f6);
    color: var(--bkbg-msf-btn-sec-color, #374151);
    border: 1.5px solid #e5e7eb;
}
.bkbg-msf-btn-next {
    background: var(--bkbg-msf-btn-bg, #6c3fb5);
    color: var(--bkbg-msf-btn-color, #fff);
    margin-left: auto;
}
.bkbg-msf-btn-prev:hover,
.bkbg-msf-btn-next:hover { opacity: 0.88; }

/* ── Success screen ─────────────────────────────────────────────── */
.bkbg-msf-success {
    text-align: center;
    padding: 48px 24px;
}
.bkbg-msf-success.is-hidden { display: none; }
.bkbg-msf-wrapper .bkbg-msf-success-title,
.bkbg-msf-wrapper h2.bkbg-msf-success-title {
    font-family: var(--bkbg-msf-tt-font-family, inherit);
    font-size: var(--bkbg-msf-tt-font-size-d, var(--bkbg-msf-step-title-sz, 22px));
    font-weight: var(--bkbg-msf-tt-font-weight, 800);
    font-style: var(--bkbg-msf-tt-font-style, normal);
    line-height: var(--bkbg-msf-tt-line-height-d, 1.2);
    letter-spacing: var(--bkbg-msf-tt-letter-spacing-d, normal);
    word-spacing: var(--bkbg-msf-tt-word-spacing-d, normal);
    text-decoration: var(--bkbg-msf-tt-text-decoration, none);
    text-transform: var(--bkbg-msf-tt-text-transform, none);
    color: var(--bkbg-msf-step-title-color, #111827);
    margin: 0 0 12px;
}
.bkbg-msf-success-msg {
    font-family: var(--bkbg-msf-sd-font-family, inherit);
    font-size: var(--bkbg-msf-sd-font-size-d, var(--bkbg-msf-step-desc-sz, 14px));
    font-weight: var(--bkbg-msf-sd-font-weight, normal);
    font-style: var(--bkbg-msf-sd-font-style, normal);
    line-height: var(--bkbg-msf-sd-line-height-d, 1.65);
    letter-spacing: var(--bkbg-msf-sd-letter-spacing-d, normal);
    word-spacing: var(--bkbg-msf-sd-word-spacing-d, normal);
    text-decoration: var(--bkbg-msf-sd-text-decoration, none);
    text-transform: var(--bkbg-msf-sd-text-transform, none);
    color: var(--bkbg-msf-step-desc-color, #9ca3af);
    margin: 0;
}

@media (max-width: 1024px) {
    .bkbg-msf-wrapper .bkbg-msf-step-title,
    .bkbg-msf-wrapper h2.bkbg-msf-step-title,
    .bkbg-msf-wrapper .bkbg-msf-success-title,
    .bkbg-msf-wrapper h2.bkbg-msf-success-title {
        font-size: var(--bkbg-msf-tt-font-size-t, var(--bkbg-msf-tt-font-size-d, var(--bkbg-msf-step-title-sz, 22px)));
        line-height: var(--bkbg-msf-tt-line-height-t, var(--bkbg-msf-tt-line-height-d, 1.2));
        letter-spacing: var(--bkbg-msf-tt-letter-spacing-t, var(--bkbg-msf-tt-letter-spacing-d, normal));
        word-spacing: var(--bkbg-msf-tt-word-spacing-t, var(--bkbg-msf-tt-word-spacing-d, normal));
    }
    .bkbg-msf-step-desc,
    .bkbg-msf-success-msg {
        font-size: var(--bkbg-msf-sd-font-size-t, var(--bkbg-msf-sd-font-size-d, var(--bkbg-msf-step-desc-sz, 14px)));
        line-height: var(--bkbg-msf-sd-line-height-t, var(--bkbg-msf-sd-line-height-d, 1.6));
        letter-spacing: var(--bkbg-msf-sd-letter-spacing-t, var(--bkbg-msf-sd-letter-spacing-d, normal));
        word-spacing: var(--bkbg-msf-sd-word-spacing-t, var(--bkbg-msf-sd-word-spacing-d, normal));
    }
}
@media (max-width: 767px) {
    .bkbg-msf-wrapper .bkbg-msf-step-title,
    .bkbg-msf-wrapper h2.bkbg-msf-step-title,
    .bkbg-msf-wrapper .bkbg-msf-success-title,
    .bkbg-msf-wrapper h2.bkbg-msf-success-title {
        font-size: var(--bkbg-msf-tt-font-size-m, var(--bkbg-msf-tt-font-size-t, var(--bkbg-msf-tt-font-size-d, var(--bkbg-msf-step-title-sz, 20px))));
        line-height: var(--bkbg-msf-tt-line-height-m, var(--bkbg-msf-tt-line-height-t, var(--bkbg-msf-tt-line-height-d, 1.2)));
        letter-spacing: var(--bkbg-msf-tt-letter-spacing-m, var(--bkbg-msf-tt-letter-spacing-t, var(--bkbg-msf-tt-letter-spacing-d, normal)));
        word-spacing: var(--bkbg-msf-tt-word-spacing-m, var(--bkbg-msf-tt-word-spacing-t, var(--bkbg-msf-tt-word-spacing-d, normal)));
    }
    .bkbg-msf-step-desc,
    .bkbg-msf-success-msg {
        font-size: var(--bkbg-msf-sd-font-size-m, var(--bkbg-msf-sd-font-size-t, var(--bkbg-msf-sd-font-size-d, var(--bkbg-msf-step-desc-sz, 13px))));
        line-height: var(--bkbg-msf-sd-line-height-m, var(--bkbg-msf-sd-line-height-t, var(--bkbg-msf-sd-line-height-d, 1.6)));
        letter-spacing: var(--bkbg-msf-sd-letter-spacing-m, var(--bkbg-msf-sd-letter-spacing-t, var(--bkbg-msf-sd-letter-spacing-d, normal)));
        word-spacing: var(--bkbg-msf-sd-word-spacing-m, var(--bkbg-msf-sd-word-spacing-t, var(--bkbg-msf-sd-word-spacing-d, normal)));
    }
}

@media (max-width: 600px) {
    .bkbg-msf-card { padding: 24px 20px; }
    .bkbg-msf-steps-indicator { overflow-x: auto; padding-bottom: 8px; }
}