/* Container Styles */
.avffe-feed {
    width: 100%;
    box-sizing: border-box;
}

/* Grid Layout */
.avffe-feed.avffe-grid {
    display: grid;
    grid-gap: 20px;
}

.avffe-feed.avffe-columns-1 { grid-template-columns: repeat(1, 1fr); }
.avffe-feed.avffe-columns-2 { grid-template-columns: repeat(2, 1fr); }
.avffe-feed.avffe-columns-3 { grid-template-columns: repeat(3, 1fr); }
.avffe-feed.avffe-columns-4 { grid-template-columns: repeat(4, 1fr); }

/* List Layout */
.avffe-feed.avffe-list .avffe-item {
    margin-bottom: 20px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.avffe-feed.avffe-list .avffe-thumbnail,
.avffe-feed.avffe-list .avffe-embed {
    flex: 0 0 300px;
}

.avffe-feed.avffe-list .avffe-content {
    flex: 1;
}

/* Item Styles */
.avffe-item {
    position: relative;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
}

/* Thumbnail Styles */
.avffe-thumbnail {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    overflow: hidden;
    background: #f5f5f5;
}

.avffe-thumbnail img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.avffe-thumbnail:hover img {
    transform: scale(1.05);
}

/* Embed Styles */
.avffe-embed {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    background: #f5f5f5;
}

.avffe-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Play Button */
.avffe-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.avffe-play-button:before {
    content: '';
    position: absolute;
    top: 50%;
    left: 55%;
    transform: translate(-50%, -50%);
    border-style: solid;
    border-width: 15px 0 15px 25px;
    border-color: transparent transparent transparent #fff;
}

.avffe-thumbnail:hover .avffe-play-button {
    opacity: 1;
}

/* Content Styles */
.avffe-content {
    padding: 15px;
}

.avffe-title {
    margin: 0 0 10px;
    font-size: 16px;
    line-height: 1.4;
}

.avffe-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.avffe-description {
    margin: 0 0 10px;
    font-size: 14px;
    line-height: 1.6;
    color: #666;
}

.avffe-meta {
    font-size: 12px;
    color: #777;
}

.avffe-date {
    display: inline-block;
}

/* Error Message */
.avffe-error {
    padding: 15px;
    background: #fff3f3;
    color: #dc3232;
    border-left: 4px solid #dc3232;
    margin: 5px 0;
}

/* Responsive Styles */
@media screen and (max-width: 1024px) {
    .avffe-feed.avffe-columns-4 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .avffe-feed.avffe-list .avffe-item {
        flex-direction: column;
    }
    
    .avffe-feed.avffe-list .avffe-thumbnail,
    .avffe-feed.avffe-list .avffe-embed {
        flex: none;
        width: 100%;
    }
}

@media screen and (max-width: 768px) {
    .avffe-feed.avffe-columns-3,
    .avffe-feed.avffe-columns-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 480px) {
    .avffe-feed.avffe-columns-2,
    .avffe-feed.avffe-columns-3,
    .avffe-feed.avffe-columns-4 {
        grid-template-columns: repeat(1, 1fr);
    }
}