/* =====================================================
   Product 360° — bkbg-p360-*
   ===================================================== */

.bkbg-p360-app {
    box-sizing: border-box;
}

.bkbg-p360-viewer {
    position: relative;
    overflow: hidden;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    touch-action: none;
    margin: 0 auto;
}

.bkbg-p360-viewer.bkbg-p360-dragging {
    cursor: grabbing;
}

/* ── Frame image ── */
.bkbg-p360-img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    pointer-events: none;
    -webkit-user-drag: none;
}

/* ── Progress bar ── */
.bkbg-p360-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: var(--p360-progress, #6366f1);
    transition: width 60ms linear;
    pointer-events: none;
    z-index: 2;
}

/* ── Hint ── */
.bkbg-p360-hint {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 12px;
    border-radius: 100px;
    pointer-events: none;
    z-index: 3;
    opacity: 1;
    transition: opacity .4s;
    white-space: nowrap;
    font-family: var(--bkbg-p360-hn-font-family, inherit);
    font-size: var(--bkbg-p360-hn-font-size-d, 12px);
    font-weight: var(--bkbg-p360-hn-font-weight, 500);
    font-style: var(--bkbg-p360-hn-font-style, normal);
    text-decoration: var(--bkbg-p360-hn-text-decoration, none);
    text-transform: var(--bkbg-p360-hn-text-transform, none);
    line-height: var(--bkbg-p360-hn-line-height-d, normal);
    letter-spacing: var(--bkbg-p360-hn-letter-spacing-d, normal);
    word-spacing: var(--bkbg-p360-hn-word-spacing-d, normal);
}

.bkbg-p360-hint.bkbg-p360-fade {
    opacity: 0;
}

/* ── Controls ── */
.bkbg-p360-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 12px;
}

.bkbg-p360-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity .2s;
}

.bkbg-p360-btn:hover {
    opacity: .75;
}

.bkbg-p360-counter {
    font-size: 13px;
    font-weight: 600;
    min-width: 60px;
    text-align: center;
}

/* ── Spinner placeholder ── */
.bkbg-p360-loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    opacity: .4;
}

@media (max-width: 1024px) {
    .bkbg-p360-hint {
        font-size: var(--bkbg-p360-hn-font-size-t, 12px);
        line-height: var(--bkbg-p360-hn-line-height-t, normal);
        letter-spacing: var(--bkbg-p360-hn-letter-spacing-t, normal);
        word-spacing: var(--bkbg-p360-hn-word-spacing-t, normal);
    }
}

@media (max-width: 767px) {
    .bkbg-p360-hint {
        font-size: var(--bkbg-p360-hn-font-size-m, 12px);
        line-height: var(--bkbg-p360-hn-line-height-m, normal);
        letter-spacing: var(--bkbg-p360-hn-letter-spacing-m, normal);
        word-spacing: var(--bkbg-p360-hn-word-spacing-m, normal);
    }
}