```css
ai {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-family: "Microsoft YaHei", "Comic Sans MS", sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: #111;
  background: #fff;
  padding: 5px;
}

ai scene {
  display: flex;
  flex-direction: column;
  border: 2px solid #000;
  border-radius: 8px;
  background: #fff;
  box-shadow: 4px 4px 0px #000;
  padding: 12px;
  position: relative;
  overflow: hidden;
}

ai scene::before {
  content: "";
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: repeating-linear-gradient(45deg, transparent, transparent 5px, rgba(0,0,0,0.03) 5px, rgba(0,0,0,0.03) 10px);
  pointer-events: none;
}

ai time {
  text-align: center;
  font-weight: 900;
  font-size: 16px;
  letter-spacing: 1px;
  padding-bottom: 8px;
  border-bottom: 2px dashed #000;
  margin-bottom: 8px;
  color: #000;
  text-transform: uppercase;
}

ai info {
  display: flex;
  justify-content: space-between;
  font-weight: bold;
  margin-bottom: 8px;
}

ai w { color: #0066cc; }
ai loc { color: #cc0066; text-align: right; }

ai desc {
  background: #000;
  color: #fff;
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 12px;
  text-align: center;
  font-weight: bold;
}

ai article {
  padding: 10px;
  border-left: 4px solid #000;
  background: #f9f9f9;
  margin: 5px 0;
}

ai article p {
  margin-bottom: 0.8em;
  text-indent: 2em;
}

ai details {
  border: 2px solid #000;
  border-radius: 6px;
  background: #fff;
  box-shadow: 3px 3px 0px #000;
  transition: all 0.2s;
}

ai details:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px #000;
}

ai summary {
  padding: 10px;
  font-weight: 900;
  background: #f0f0f0;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  list-style: none;
}

ai summary::-webkit-details-marker { display: none; }
ai details[open] summary { border-bottom: 2px solid #000; }

ai p {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px;
  margin: 0;
}

ai d {
  display: block;
  padding: 4px 0;
  border-bottom: 1px dotted #ccc;
}
ai d:last-child { border-bottom: none; }

ai d.sub {
  font-weight: 900;
  background: #000;
  color: #fff;
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  margin-top: 8px;
  width: fit-content;
}

ai bubble {
  display: block;
  position: relative;
  background: #e6f7ff;
  border: 2px solid #000;
  border-radius: 12px;
  padding: 10px;
  margin-top: 10px;
  font-style: italic;
  box-shadow: 2px 2px 0px #000;
}

ai bubble::after {
  content: '';
  position: absolute;
  top: -10px;
  left: 20px;
  border-width: 0 10px 10px 0;
  border-style: solid;
  border-color: transparent #000 transparent transparent;
}

ai opts {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 10px;
}

ai o {
  border: 2px solid #000;
  padding: 10px;
  border-radius: 20px;
  background: #fff;
  font-weight: bold;
  box-shadow: 2px 2px 0px #000;
  cursor: pointer;
  transition: 0.2s;
}

ai o:hover {
  background: #000;
  color: #fff;
}

ai o.joke {
  background: #e6ffed;
  border-style: dashed;
}
ai o.joke:hover {
  background: #00cc44;
  color: #000;
}