/* Basic styling for the parent container */
.parent_video_gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    padding: 20px;
    box-sizing: border-box;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

/* child */
.child_video_gallery {
    background-color: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 10px;
    box-sizing: border-box;
    aspect-ratio: 16 / 9;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;

    opacity: 0;
    transform: translateX(-80px); /* شروع از سمت چپ برای انگلیسی */
    transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.child_video_gallery.show {
    opacity: 1;
    transform: translateX(0);
}

.child_video_gallery img {
    max-width: 100%;
    height: auto;
    width: auto;
    display: block;
    border-radius: 4px;
}

/* Medium screens */
@media (max-width: 1023px) {
    .parent_video_gallery {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        padding: 15px;
    }
}

/* Small screens */
@media (max-width: 767px) {
    .parent_video_gallery {
        grid-template-columns: 1fr;
        gap: 10px;
        padding: 10px;
    }

    .child_video_gallery {
        padding: 8px;
    }

    .child_video_gallery img {
        max-width: 95%;
    }
}


/* Speech bubble (English version) */

.speech-bubble {
    position: relative;
    width: 100%;
    max-width: 500px;
    margin: 20px auto;
    background:
            radial-gradient(circle at 20% 80%, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0.2) 100%),
            linear-gradient(135deg, #a2a0a0 0%, #fdf9f9 70%);
    border: 3px solid #494343;
    border-radius: 8px;
    padding: 15px 20px;
    font-family: "Segoe UI", Arial, sans-serif;
    font-size: 14px;
    color: #000000;
    line-height: 1.6;
    direction: ltr;      /* تغییر جهت */
    text-align: left;    /* متن چپ‌چین */
    box-sizing: border-box;
    box-shadow:
            0 14px 25px rgba(0, 0, 0, 0.30),
            inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* tail سمت چپ برای انگلیسی */
.speech-bubble::after {
    content: '';
    position: absolute;
    left: -10px;
    top: 18%;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 13px solid #FFFFFF;
}

/* border tail */
.speech-bubble::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 18%;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 20px solid #494343;
}