/* Publishing-center introduction only; existing homepage sections are unchanged. */
.matrix-publishing {
  display: grid;
  grid-template-columns: 1.08fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 28px;
  padding: 42px;
  border: 1px solid #dce4fc;
  border-radius: 22px;
  background: linear-gradient(120deg, #f6f8ff, #eef3ff 70%, #f5f1ff);
}
.matrix-copy h3 {
  margin: 17px 0;
  font-size: clamp(25px, 2.45vw, 32px);
  line-height: 1.5;
  letter-spacing: -0.035em;
}
.matrix-copy h3 span {
  color: var(--blue);
}
.matrix-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.95;
}
.matrix-capabilities {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: 22px 0;
  padding: 0;
  list-style: none;
}
.matrix-capabilities li {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
}
.matrix-capabilities svg {
  width: 15px;
  height: 15px;
  color: var(--blue);
}
.matrix-visual {
  min-width: 0;
  overflow: hidden;
  background: white;
  border: 1px solid #dfe6f6;
  border-radius: 16px;
  box-shadow: 0 14px 32px #263f8810;
}
.matrix-window-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 17px 20px;
  border-bottom: 1px solid var(--line);
}
.matrix-window-head > span {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
}
.matrix-window-head svg {
  width: 17px;
  height: 17px;
  color: var(--blue);
}
.matrix-window-head small {
  font-size: 11px;
  color: var(--muted);
}
.matrix-source {
  display: flex;
  align-items: center;
  gap: 13px;
  margin: 22px 22px 0;
  padding: 16px;
  border: 1px solid #e5eafb;
  border-radius: 11px;
  background: #f8faff;
}
.matrix-video-icon {
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  border-radius: 10px;
  background: #e8edff;
  color: var(--blue);
}
.matrix-source strong {
  display: block;
  font-size: 14px;
}
.matrix-source small {
  display: block;
  margin-top: 5px;
  font-size: 11px;
  color: var(--muted);
}
.matrix-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin: 20px 22px 16px;
  color: var(--blue);
}
.matrix-connector-row {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}
.matrix-connector-row::before,
.matrix-connector-row::after {
  content: "";
  flex: 1;
  height: 1px;
  background: #dce4fc;
}
.matrix-connector-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 6px 13px;
  border: 1px solid #dce4fc;
  border-radius: 999px;
  background: #f6f8ff;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
  text-align: center;
  white-space: nowrap;
}
.matrix-connector-arrow {
  width: 26px;
  height: 26px;
  flex: none;
  stroke-width: 2.5;
}
.matrix-platforms {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 9px;
  padding: 0 22px 22px;
}
.matrix-platform {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 13px 4px;
  border: 1px solid #e7eaf2;
  border-radius: 10px;
}
.matrix-platform-mark {
  display: grid;
  place-items: center;
  width: 33px;
  height: 33px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
}
.matrix-douyin {
  background: #edf0f6;
  color: #263148;
}
.matrix-kuaishou {
  background: #fff0e6;
  color: #b84b11;
}
.matrix-xhs {
  background: #ffedf0;
  color: #cf3553;
}
.matrix-channels {
  background: #fff4df;
  color: #99620d;
}
.matrix-platform strong {
  font-size: 12px;
  font-weight: 600;
}
.matrix-platform small {
  color: var(--muted);
  font-size: 10px;
}
.matrix-footnote {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 13px;
  border-top: 1px solid var(--line);
  background: #fafbff;
  color: var(--muted);
  font-size: 11px;
}
.matrix-footnote svg {
  width: 16px;
  height: 16px;
}
@media (max-width: 1000px) {
  .matrix-publishing {
    padding: 28px;
    gap: 26px;
  }
  .matrix-platforms {
    padding-inline: 14px;
    gap: 6px;
  }
  .matrix-source {
    margin-inline: 14px;
  }
}
@media (max-width: 760px) {
  .matrix-publishing {
    grid-template-columns: 1fr;
    padding: 24px;
    gap: 28px;
  }
  .matrix-copy h3 {
    font-size: 28px;
  }
}
@media (max-width: 380px) {
  .matrix-publishing {
    padding: 18px;
  }
  .matrix-copy h3 {
    font-size: 24px;
  }
  .matrix-window-head {
    padding-inline: 14px;
  }
  .matrix-platforms {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}