:root {
  --oc-ink: #172033;
  --oc-muted: #657184;
  --oc-line: #AAB6C8;
  --oc-surface: #FFFFFF;
  --oc-soft: #F6F8FB;
  --oc-border: #DDE4EF;
  --oc-blue: #2B7FE8;
  --oc-green: #16A085;
  --oc-amber: #B7791F;
}

.demo-container {
  flex-direction: column;
  align-items: stretch;
  gap: 36px;
  padding: 24px;
}

.oc-pattern {
  width: 100%;
}

.oc-pattern-label,
.prompt-block-label {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--oc-blue);
  letter-spacing: 0;
}

.oc-help {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--oc-muted);
}

.oc-scroll {
  overflow-x: auto;
  padding: 18px 12px 20px;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--oc-soft) 100%);
  border: 1px solid var(--oc-border);
  border-radius: 8px;
}

.oc-scroll:focus {
  outline: 3px solid rgba(43, 127, 232, 0.28);
  outline-offset: 3px;
}

.oc-chart,
.oc-chart ul {
  display: flex;
  justify-content: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.oc-chart {
  min-width: max-content;
  padding-top: 4px;
}

.oc-chart ul {
  position: relative;
  padding-top: 28px;
}

.oc-chart ul::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 0;
  height: 14px;
  border-left: 2px solid var(--oc-line);
}

.oc-chart li {
  position: relative;
  padding: 0 6px;
  text-align: center;
}

.oc-chart ul > li::before,
.oc-chart ul > li::after {
  content: "";
  position: absolute;
  top: -14px;
  width: 50%;
  height: 14px;
  border-top: 2px solid var(--oc-line);
}

.oc-chart ul > li::before {
  right: 50%;
}

.oc-chart ul > li::after {
  left: 50%;
  border-left: 2px solid var(--oc-line);
}

.oc-chart ul > li:first-child::before,
.oc-chart ul > li:last-child::after {
  border-top: 0;
}

.oc-chart ul > li:only-child::before,
.oc-chart ul > li:only-child::after {
  display: none;
}

.oc-node,
.oc-card {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  min-width: 100px;
  min-height: 48px;
  color: var(--oc-ink);
  background: var(--oc-surface);
  border: 1px solid var(--oc-border);
  border-radius: 8px;
  box-shadow: 0 8px 18px rgba(23, 32, 51, 0.08);
}

.oc-node {
  padding: 9px 10px;
  font-size: 13px;
  font-weight: 700;
}

.oc-node--top {
  color: #FFFFFF;
  background: var(--oc-blue);
  border-color: var(--oc-blue);
}

.oc-node--dept {
  border-color: rgba(22, 160, 133, 0.45);
  box-shadow: 0 8px 18px rgba(22, 160, 133, 0.12);
}

.oc-node--team {
  min-width: 90px;
  min-height: 42px;
  font-size: 11px;
  color: #3F4C5F;
  background: #FBFCFE;
}

.oc-card {
  align-items: stretch;
  width: 126px;
  min-height: 112px;
  padding: 12px;
  gap: 7px;
}

.oc-role {
  align-self: center;
  max-width: 100%;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 700;
  color: #174A80;
  background: #E8F2FF;
  border-radius: 999px;
}

.oc-name {
  display: block;
  font-size: 15px;
  color: var(--oc-ink);
}

.oc-dept {
  display: block;
  font-size: 12px;
  color: var(--oc-muted);
}

.oc-card--top {
  border-color: rgba(43, 127, 232, 0.35);
  box-shadow: 0 10px 22px rgba(43, 127, 232, 0.16);
}

.oc-card--sales .oc-role {
  color: #0F5F50;
  background: #E7F7F3;
}

.oc-card--dev .oc-role {
  color: #5C430A;
  background: #FFF3D6;
}

.source-hint code {
  white-space: nowrap;
}

.prompt-block {
  margin-bottom: 20px;
}

.prompt-block:last-child {
  margin-bottom: 0;
}

@media (max-width: 640px) {
  .demo-container {
    padding: 18px;
    gap: 28px;
  }

  .oc-scroll {
    padding: 14px 10px 18px;
  }

  .oc-chart li {
    padding-inline: 5px;
  }

  .oc-node {
    min-width: 88px;
    padding: 8px 9px;
    font-size: 11px;
  }

  .oc-card {
    width: 116px;
    padding: 10px;
  }
}

@media print {
  .oc-scroll {
    overflow: visible;
    background: #FFFFFF;
    border-color: #777777;
  }

  .oc-chart,
  .oc-chart ul {
    page-break-inside: avoid;
    break-inside: avoid;
  }

  .oc-node,
  .oc-card {
    color: #111111;
    background: #FFFFFF;
    border-color: #555555;
    box-shadow: none;
  }

  .oc-role {
    color: #111111;
    background: #FFFFFF;
    border: 1px solid #777777;
  }

  .oc-chart ul::before,
  .oc-chart ul > li::before,
  .oc-chart ul > li::after {
    border-color: #555555;
  }
}