/* Platform: an editorial introduction and a clearly bounded demonstration. */
.platform-intro {
  padding-block: clamp(3.5rem, 7vw, 6rem) 3.25rem;
}

.platform-intro-copy {
  max-width: 62rem;
}

.platform-eyebrow,
.platform-flow-copy .platform-eyebrow {
  margin: 0;
  color: #596775;
  font: 500 0.8125rem/1.6 'IBM Plex Mono', monospace;
  letter-spacing: 0.13em;
}

.platform-eyebrow-mark {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.platform-eyebrow-mark::before {
  width: 1.75rem;
  height: 2px;
  background: #a9501b;
  content: '';
}

.platform-intro h1 {
  margin: 1.5rem 0 0;
  font: 500 clamp(2.65rem, 5.4vw, 4.5rem)/1.06 'Source Serif 4', serif;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.platform-lead {
  max-width: 69ch;
  margin: 1.75rem 0 0;
  color: #3d4c5c;
  font-size: clamp(1.0625rem, 1.5vw, 1.1875rem);
  line-height: 1.7;
  text-wrap: pretty;
}

.pq-demo {
  padding-block: 0 clamp(3.5rem, 6vw, 5rem);
}

.pq-demo-shell {
  overflow: hidden;
  border: 1px solid #16283a;
  border-radius: 4px;
  background: #16283a;
  color: #faf7f1;
  box-shadow: 0 16px 36px -26px rgb(14 29 44 / 35%);
}

.pq-demo-content {
  padding: clamp(1.5rem, 3.6vw, 2.75rem);
}

.pq-demo-label {
  display: block;
  color: #dfb28c;
  font: 500 0.8125rem/1.8 'IBM Plex Mono', monospace;
  letter-spacing: 0.035em;
  text-transform: uppercase;
}

.pq-demo h2 {
  margin: 1.125rem 0 1rem;
  color: #faf7f1;
  font: 500 clamp(2rem, 3.6vw, 3rem)/1.15 'Source Serif 4', serif;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.pq-demo-intro {
  max-width: 77ch;
  margin: 0;
  color: #d8dfe3;
  font-size: 1.0625rem;
  line-height: 1.7;
  text-wrap: pretty;
}

.pq-demo-path {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  margin: 2.5rem 0 2rem;
  padding: 0;
  border-top: 2px solid #c98b5c;
  border-bottom: 1px solid rgb(250 247 241 / 20%);
  list-style: none;
}

.pq-demo-path li {
  min-width: 0;
  padding: 1.25rem 0.8125rem 1.375rem;
  border-right: 1px solid rgb(250 247 241 / 17%);
  color: #faf7f1;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.pq-demo-path li:first-child {
  padding-left: 0;
}

.pq-demo-path li:last-child {
  border-right: 0;
}

.pq-demo-path span {
  display: block;
  margin-bottom: 0.9375rem;
  color: #dfb28c;
  font: 400 0.875rem/1.4 'IBM Plex Mono', monospace;
}

.pq-demo-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.875rem;
}

.pq-demo-links a {
  font-size: 1rem;
}

.pq-demo-links .pq-demo-primary {
  border: 1px solid #faf7f1;
  background: #faf7f1;
  color: #16283a;
}

.pq-demo-links .pq-demo-primary:hover {
  border-color: #dfb28c;
  background: #dfb28c;
  color: #0e1d2c;
}

.pq-demo-links .pq-demo-secondary {
  border: 1px solid #85929e;
  background: transparent;
  color: #faf7f1;
}

.pq-demo-links .pq-demo-secondary:hover {
  border-color: #faf7f1;
  background: rgb(250 247 241 / 8%);
  color: #fff;
}

.pq-demo-tertiary {
  display: inline-flex;
  align-items: center;
  min-height: 3rem;
  padding: 0.625rem 0.5rem;
  color: #e9e4da;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 0.3em;
  text-decoration-color: #85929e;
}

.pq-demo-tertiary:hover {
  color: #dfb28c;
  text-decoration-color: currentColor;
}

.pq-demo-links a:focus-visible {
  outline: 3px solid #dfb28c;
  outline-offset: 5px;
}

.pq-demo-disclaimer {
  max-width: 87ch;
  margin: 1.625rem 0 0;
  padding-left: 1rem;
  border-left: 2px solid #c98b5c;
  color: #d1d8dd;
  font-size: 1rem;
  line-height: 1.65;
}

.pq-demo-status {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid #ded8ce;
  background: #ede8df;
  color: #16283a;
}

.pq-demo-status > div {
  min-width: 0;
  padding: 1.875rem clamp(1.5rem, 2.6vw, 2.25rem) 2rem;
  border-right: 1px solid #d3cec4;
}

.pq-demo-status > div:last-child {
  border-right: 0;
}

.pq-demo-status h3 {
  margin: 0;
  color: #16283a;
  font: 700 1.0625rem/1.45 'Hanken Grotesk', sans-serif;
}

.pq-demo-status h3::before {
  display: block;
  width: 2rem;
  height: 2px;
  margin-bottom: 1rem;
  background: #89929a;
  content: '';
}

.pq-demo-status > div:first-child h3::before {
  background: #a9501b;
}

.pq-demo-status p {
  margin: 0.625rem 0 0;
  color: #465361;
  font-size: 1rem;
  line-height: 1.65;
}

.platform-flow {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: 3rem clamp(2rem, 5vw, 4.5rem);
  padding-block: clamp(3.5rem, 6vw, 5rem);
  border-top: 1px solid rgb(22 40 58 / 15%);
}

.platform-flow-copy {
  min-width: 0;
}

.platform-flow-copy p {
  max-width: 60ch;
  margin: 1.125rem 0 0;
  color: #3d4c5c;
  font-size: 1.0625rem;
  line-height: 1.7;
  text-wrap: pretty;
}

.platform-flow-copy .platform-step {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0;
  color: #a9501b;
  font: 500 0.875rem/1.5 'IBM Plex Mono', monospace;
}

.platform-step::after {
  width: 2.5rem;
  height: 1px;
  background: #c7b8a6;
  content: '';
}

.platform-flow h2,
.platform-diagnostics h2,
.platform-boundaries h2 {
  margin: 1rem 0 0;
  font: 500 clamp(2rem, 3.25vw, 2.75rem)/1.15 'Source Serif 4', serif;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.platform-metadata {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.625rem;
}

.platform-metadata span {
  padding: 0.4375rem 0.625rem;
  border: 1px solid #d4cec3;
  border-radius: 2px;
  color: #4a5865;
  font: 400 0.75rem/1.4 'IBM Plex Mono', monospace;
  letter-spacing: 0.05em;
}

.platform-diagram {
  display: block;
  box-sizing: border-box;
  width: 100%;
  height: auto;
  padding: clamp(0.5rem, 1.5vw, 1.125rem);
  border: 1px solid #d7d1c6;
  border-radius: 3px;
  background: #ede9e1;
}

.platform-diagnostics {
  padding-block: clamp(3.5rem, 7vw, 6rem);
  border-top: 1px solid rgb(22 40 58 / 15%);
  background: #ede9e1;
}

.platform-section-intro {
  max-width: 66ch;
  margin: 1.25rem 0 0;
  color: #3d4c5c;
  font-size: 1.0625rem;
  line-height: 1.7;
}

.platform-diagnostic-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(2rem, 6vw, 5rem);
  margin-top: 2.5rem;
}

.platform-diagnostic-list > div {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding-block: 1.125rem;
  border-top: 1px solid rgb(22 40 58 / 20%);
}

.platform-diagnostic-list svg {
  flex: none;
}

.platform-diagnostic-list p {
  margin: 0;
  color: #16283a;
  font-size: 1.0625rem;
  line-height: 1.5;
}

.platform-boundaries {
  padding-block: clamp(3.75rem, 7.5vw, 6.5rem);
  background: #0e1d2c;
  color: #f5f2ec;
}

.platform-boundaries-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 3rem clamp(2rem, 6vw, 5rem);
}

.platform-boundaries .platform-eyebrow {
  color: #dfb28c;
}

.platform-boundaries h2 {
  max-width: 17ch;
  color: #faf7f1;
}

.platform-boundaries-copy {
  padding-left: clamp(1.5rem, 3vw, 2.5rem);
  border-left: 1px solid #60707e;
}

.platform-boundaries-copy p {
  margin: 1.5rem 0 0;
  color: #bac4cc;
  font-size: 1.0625rem;
  line-height: 1.7;
  text-wrap: pretty;
}

.platform-boundaries-copy .platform-boundaries-lead {
  margin: 0;
  color: #e9e4da;
  font: 400 clamp(1.3125rem, 2.1vw, 1.625rem)/1.5 'Source Serif 4', serif;
}

.platform-boundaries-copy span {
  color: #faf7f1;
}

.platform-evidence {
  padding-block: clamp(4rem, 8vw, 6.5rem);
  border-top: 0;
}

.platform-cta {
  padding-block: clamp(4rem, 7vw, 6rem);
  border-top: 1px solid rgb(22 40 58 / 15%);
  text-align: center;
}

.platform-cta > .container {
  max-width: 56rem;
}

.platform-cta p {
  margin: 0;
  font: 500 clamp(1.75rem, 3.5vw, 2.625rem)/1.2 'Source Serif 4', serif;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.platform-cta-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.875rem;
  margin-top: 2rem;
}

@media (max-width: 64rem) {
  .pq-demo-path {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .pq-demo-path li {
    padding-left: 0.8125rem;
    border-bottom: 1px solid rgb(250 247 241 / 17%);
  }

  .pq-demo-path li:first-child {
    padding-left: 0.8125rem;
  }

  .pq-demo-path li:nth-child(4) {
    border-right: 0;
  }

  .pq-demo-path li:last-child {
    grid-column: span 2;
  }
}

@media (max-width: 48rem) {
  .platform-intro {
    padding-block: 3.25rem 2.5rem;
  }

  .pq-demo-status,
  .platform-flow,
  .platform-boundaries-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .pq-demo-status > div {
    padding-block: 1.5rem;
    border-right: 0;
    border-bottom: 1px solid #d3cec4;
  }

  .pq-demo-status > div:last-child {
    border-bottom: 0;
  }

  .platform-flow-reverse .platform-flow-copy {
    grid-row: 1;
  }

  .platform-flow {
    gap: 2rem;
  }

  .platform-diagram {
    max-width: 38rem;
    justify-self: center;
  }

  .platform-diagnostic-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .platform-boundaries h2 {
    max-width: 24ch;
  }

  .platform-boundaries-copy {
    padding: 1.75rem 0 0;
    border-top: 1px solid #60707e;
    border-left: 0;
  }
}

@media (max-width: 36rem) {
  .pq-demo-content {
    padding: 1.5rem 1.25rem;
  }

  .pq-demo-path {
    grid-template-columns: minmax(0, 1fr);
    margin-block: 1.75rem;
  }

  .pq-demo-path li,
  .pq-demo-path li:first-child {
    display: flex;
    align-items: baseline;
    gap: 1.25rem;
    padding: 0.9375rem 0.25rem;
    border-right: 0;
  }

  .pq-demo-path li:last-child {
    grid-column: auto;
    border-bottom: 0;
  }

  .pq-demo-path span {
    margin: 0;
  }

  .pq-demo-links {
    align-items: stretch;
    flex-direction: column;
    gap: 0.75rem;
  }

  .pq-demo-links a {
    justify-content: center;
    text-align: center;
  }

  .pq-demo-status > div {
    padding-inline: 1.25rem;
  }

  .platform-cta-links {
    flex-direction: column;
    align-items: stretch;
  }
}