.channel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  margin: 32px 0;
}
.channel-item {
  background: var(--paper);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.channel-icon {
  font-size: 24px;
  line-height: 1;
}
.channel-name {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
  color: var(--ink);
}
.channel-desc {
  font-size: 13px;
  color: var(--mid);
  line-height: 1.5;
}
@media (max-width: 600px) {
  .channel-grid { grid-template-columns: 1fr; }
}
.tick-demo {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--ink);
  color: #e8e4dc;
  border-radius: 4px;
  padding: 20px 24px;
  margin: 24px 0;
  line-height: 1.8;
}
.tick-demo .comment { color: #888; }
.tick-demo .tag { color: #c8a060; }
.tick-demo .tool { color: #7ab8f5; }
.tick-demo .str { color: #98c379; }
.compare-table {
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  margin: 32px 0;
}
.compare-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border-bottom: 1px solid var(--line);
}
.compare-row:last-child { border-bottom: none; }
.compare-header { background: var(--ink); color: var(--paper); }
.compare-cell {
  padding: 12px 16px;
  font-size: 13px;
  border-right: 1px solid var(--line);
  color: var(--mid);
}
.compare-cell:last-child { border-right: none; }
.compare-header .compare-cell {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--paper);
}