body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f5f5f5;
  color: #111827;
}

.page {
  max-width: 1000px;
  margin: 0 auto;
  padding: 1.5rem;
}

h1 {
  text-align: center;
  margin-bottom: 0.5rem;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.toolbar span {
  align-self: center;
  color: #374151;
}

.toolbar a {
  color: #1d4ed8;
  text-decoration: none;
  border: 1px solid rgba(37, 99, 235, 0.4);
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: #e5edff;
}

.toolbar a.active {
  background: #1d4ed8;
  color: #ffffff;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}

.video-card {
  background: #ffffff;
  border-radius: 10px;
  padding: 0.5rem;
  border: 1px solid #e5e7eb;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
}

.video-card video {
  width: 100%;
  border-radius: 8px;
  background: #000;
}

.video-title {
  margin-top: 0.3rem;
  font-weight: bold;
  font-size: 0.9rem;
  word-break: break-all;
  color: #111827;
}

.video-meta {
  font-size: 0.75rem;
  color: #6b7280;
  margin-top: 0.1rem;
}

@media (max-width: 768px) {
  .page {
    padding: 1rem;
  }
}