* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: #fff;
  font-family: Helvetica, Arial, sans-serif;
}

#video-filters {
  width: 1000px;
  margin: 0 auto;
  padding: 25px 50px;
  background-color: #c8c8c8;
  display: flex;
  flex-direction: row;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
}

.filter {
  cursor: pointer;
  color: #555;
  font-size: 16px;
  white-space: nowrap;
}

.filter.active {
  color: #000;
  font-weight: bold;
  border-bottom: 2px solid #000;
}

.filter:hover {
  color: #000;
}

#video-grid {
  width: 1000px;
  margin: 0 auto;
  background-color: #c8c8c8;
  padding: 0 50px 50px 50px;
  display: flex;
  flex-direction: column;
  gap: 50px;
}

.video-item {
  width: 900px;
  margin: 0 auto;
  background: #000;
}

.ratio-3-1 {
    padding-top: 33.33%; 
}

.video-item iframe {
  width: 100%;
  border: none;
  display: block;
}

.play-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 48px;
  color: #fff;
  pointer-events: none;
}

.video-placeholder.no-video {
  background: #aaa;
  cursor: default;
}

.video-title {
  margin-top: 8px;
  font-size: 13px;
  color: #333;
  font-family: Helvetica, Arial, sans-serif;
}

iframe {
  width: 900px;
  border: none;
  display: block;
}

.thumb-wrap {
  position: relative;
  width: 900px;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #000;
}

.thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.85;
  transition: opacity 0.2s;
}

.video-placeholder {
  width: 900px;
  position: relative;
  cursor: pointer;
}

.video-placeholder:hover .thumb-wrap img {
  opacity: 1;
}

.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.75);
  color: #fff;
  font-size: 12px;
  padding: 2px 6px;
  border-radius: 3px;
  font-family: Helvetica, Arial, sans-serif;
}

.video-meta {
  padding: 8px 0;
}

.video-meta-title {
  font-size: 14px;
  font-weight: bold;
  color: #111;
  margin-bottom: 3px;
}

.video-meta-author {
  font-size: 12px;
  color: #555;
}