.msb-landing-video {
    position: relative;
    width: 100%;
    overflow: hidden;
    z-index: 10;
}

/* ── YouTube iframe – fill container, user can interact ── */
.msb-landing-video__yt-wrap {
    position: absolute;
    inset: 0;
}

.msb-landing-video__yt-wrap iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* ── MP4 video – cover, native controls visible ── */
.msb-landing-video__mp4 {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* ── Overlay ── */
.msb-landing-video__overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

/* ── Sound button (top-right, above YouTube controls) ── */
.msb-landing-video__sound-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 20;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.7);
    background: rgba(0, 0, 0, 0.4);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: background 0.2s, border-color 0.2s;
    backdrop-filter: blur(4px);
}

.msb-landing-video__sound-btn:hover {
    background: rgba(0, 0, 0, 0.65);
    border-color: #fff;
}

.msb-landing-video__sound-btn svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.msb-landing-video__sound-btn .icon-unmuted { display: none; }
.msb-landing-video__sound-btn .icon-muted   { display: block; }

.msb-landing-video__sound-btn.is-unmuted .icon-muted   { display: none; }
.msb-landing-video__sound-btn.is-unmuted .icon-unmuted { display: block; }

/* ── UX Builder placeholder ── */
.msb-landing-video__placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #1a1a1a;
    color: #fff;
    font-size: 14px;
    opacity: 0.6;
}