:root {
  --pd-color-background: #ffffff;
  --pd-color-panel: rgba(255, 255, 255, 0.94);
  --pd-color-text: #111111;
  --pd-color-muted: #555555;
  --pd-color-accent: #fc3c3c;
  --pd-color-accent-dark: #c70d3a;
  --pd-color-cream: bisque;
  --pd-color-border: rgba(0, 0, 0, 0.18);
  --pd-font-body: 'Encode Sans Condensed', sans-serif;
  --pd-font-mono: 'Source Code Pro', monospace;
  --pd-content-width: 72rem;
  --pd-shadow-panel: rgba(50, 50, 93, 0.2) 0 20px 50px -12px, rgba(0, 0, 0, 0.2) 0 12px 28px -14px;
  --pd-shadow-label: rgba(50, 50, 93, 0.25) 0 13px 27px -5px, rgba(0, 0, 0, 0.3) 0 8px 16px -8px;
}

.parametric-design-theme {
  width: 100%;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  color: var(--pd-color-text, #111);
  background: var(--pd-color-background, #fff);
  font-family: var(--pd-font-body, sans-serif);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.6;
}

.parametric-design-theme * {
  box-sizing: border-box;
}

.parametric-design-theme .page,
.parametric-design-theme .row {
  width: 100%;
  min-height: 100vh;
}

.parametric-design-theme .row {
  display: flex;
  position: relative;
  z-index: 2;
  pointer-events: none;
}

.parametric-design-theme .column {
  display: flex;
  width: 100%;
  min-width: 0;
  flex-direction: column;
}

.parametric-design-theme .nav-menu {
  display: flex;
  position: sticky;
  top: 0;
  z-index: 1;
  width: 300px;
  height: 300px;
  flex: 0 0 300px;
  padding: 2rem;
  flex-direction: column;
  justify-content: center;
  align-self: flex-start;
  pointer-events: auto;
}

.parametric-design-theme .page-title {
  display: flex;
  margin-top: 3%;
  margin-left: 3%;
  flex-direction: column;
  align-items: flex-start;
  font-size: 40px;
  font-weight: 200;
  line-height: 1.2;
}

.parametric-design-theme .brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  color: inherit;
  text-decoration: none;
}

.parametric-design-theme .page-title-row {
  margin-top: 1px;
  padding: 5px 10px;
  color: var(--pd-color-cream, bisque);
  background: var(--pd-color-accent, #fc3c3c);
  box-shadow: var(--pd-shadow-label);
}

.parametric-design-theme .r1 {
  z-index: 1;
}

.parametric-design-theme .social-menu {
  display: flex;
  margin: 1rem 0;
}

.parametric-design-theme .social-menu-link {
  display: flex;
  padding: 0.5rem;
  align-items: center;
  color: var(--pd-color-accent, #fc3c3c);
}

.parametric-design-theme .social-menu-link svg {
  fill: currentColor;
  stroke: currentColor;
  stroke-width: 0.1px;
}

.parametric-design-theme .social-menu-link:hover,
.parametric-design-theme .social-menu-link:focus-visible {
  color: var(--pd-color-text, #111);
}

.parametric-design-theme .articles-button {
  display: inline-block;
  padding: 0.45rem 0.8rem;
  color: var(--pd-color-cream, bisque);
  background: var(--pd-color-accent, #fc3c3c);
  box-shadow: var(--pd-shadow-label);
  font-size: 1.1rem;
  font-weight: 200;
  text-decoration: none;
}

.parametric-design-theme .articles-button:hover,
.parametric-design-theme .articles-button:focus-visible {
  color: #fff;
  background: var(--pd-color-accent-dark, #c70d3a);
}

.parametric-design-theme .article-page {
  padding: clamp(1.5rem, 4vh, 3rem) clamp(2rem, 5vw, 5rem);
  align-items: center;
  justify-content: flex-start;
}

.parametric-design-theme .article-index,
.parametric-design-theme .article-layout {
  width: min(100%, var(--pd-content-width, 72rem));
  margin-inline: auto;
  padding: clamp(2rem, 5vw, 4rem);
  background: var(--pd-color-panel, rgba(255, 255, 255, 0.94));
  box-shadow: var(--pd-shadow-panel);
  backdrop-filter: blur(8px);
  pointer-events: auto;
}

.parametric-design-theme .article-index > header,
.parametric-design-theme .article-header {
  margin-bottom: 2.5rem;
}

.parametric-design-theme .article-index h1,
.parametric-design-theme .article-index h2,
.parametric-design-theme .article-index p,
.parametric-design-theme .article-header h1,
.parametric-design-theme .article-header p {
  margin-top: 0;
}

.parametric-design-theme .article-index h1,
.parametric-design-theme .article-header h1 {
  margin-bottom: 0.25rem;
  color: var(--pd-color-accent, #fc3c3c);
  font-size: clamp(2.75rem, 7vw, 5.5rem);
  font-weight: 200;
  letter-spacing: -0.04em;
  line-height: 1;
}

.parametric-design-theme .article-index > header p,
.parametric-design-theme .article-details {
  color: var(--pd-color-muted, #555);
  font-size: 1.1rem;
}

.parametric-design-theme .article-index h2,
.parametric-design-theme .article-toc h2 {
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.parametric-design-theme .article-index ol,
.parametric-design-theme .tag-list,
.parametric-design-theme .article-toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.parametric-design-theme .article-index li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.35rem 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--pd-color-border);
}

.parametric-design-theme .article-index li > a {
  color: var(--pd-color-accent, #fc3c3c);
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  font-weight: 200;
  line-height: 1.15;
  text-decoration: none;
}

.parametric-design-theme a {
  color: var(--pd-color-accent, #fc3c3c);
}

.parametric-design-theme .article-index li > a:hover,
.parametric-design-theme .article-index li > a:focus-visible,
.parametric-design-theme .article-body a:hover,
.parametric-design-theme .article-body a:focus-visible {
  color: var(--pd-color-accent-dark, #c70d3a);
}

.parametric-design-theme .article-index time {
  color: var(--pd-color-muted, #555);
  white-space: nowrap;
}

.parametric-design-theme .article-index li p {
  grid-column: 1 / -1;
  margin-bottom: 0;
  font-size: 1.05rem;
  line-height: 1.5;
}

.parametric-design-theme .article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(10rem, 14rem);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.parametric-design-theme .article {
  min-width: 0;
}

.parametric-design-theme .article-header {
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--pd-color-border);
}

.parametric-design-theme .article-details {
  display: flex;
  margin-bottom: 0;
  gap: 0.5rem;
}

.parametric-design-theme .tag-list {
  display: flex;
  margin-top: 1rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.parametric-design-theme .tag-list li {
  padding: 0.15rem 0.55rem;
  border-radius: 3px;
  background: var(--pd-color-cream, bisque);
}

.parametric-design-theme .article-body {
  font-size: 1.08rem;
}

.parametric-design-theme .article-body h2,
.parametric-design-theme .article-body h3,
.parametric-design-theme .article-body h4 {
  margin-top: 2em;
  margin-bottom: 0.5em;
  line-height: 1.2;
}

.parametric-design-theme .article-body h2 {
  color: var(--pd-color-accent, #fc3c3c);
  font-size: clamp(1.7rem, 3vw, 2.25rem);
  font-weight: 300;
}

.parametric-design-theme .article-body img,
.parametric-design-theme .article-body video,
.parametric-design-theme .article-body iframe {
  max-width: 100%;
  height: auto;
}

.parametric-design-theme .article-body audio,
.parametric-design-theme .article-body video {
  display: block;
  width: 100%;
}

.parametric-design-theme .article-body figure {
  margin: 2rem 0;
}

.parametric-design-theme .article-body figcaption {
  margin-top: 0.5rem;
  color: var(--pd-color-muted, #555);
  font-size: 0.9rem;
}

.parametric-design-theme .article-body pre,
.parametric-design-theme .article-body code {
  font-family: var(--pd-font-mono, monospace);
}

.parametric-design-theme .article-body :not(pre) > code {
  padding: 0.1em 0.3em;
  background: var(--pd-color-cream, bisque);
}

.parametric-design-theme .article-body pre {
  overflow-x: auto;
  padding: 1rem;
  border-left: 3px solid var(--pd-color-accent, #fc3c3c);
  background: rgba(255, 228, 196, 0.55);
  font-size: 0.9rem;
}

.parametric-design-theme .article-body blockquote {
  margin-inline: 0;
  padding-left: 1rem;
  border-left: 3px solid var(--pd-color-accent, #fc3c3c);
  color: var(--pd-color-muted, #555);
}

.parametric-design-theme .article-table-wrap {
  overflow-x: auto;
}

.parametric-design-theme .article-body table {
  width: 100%;
  border-collapse: collapse;
}

.parametric-design-theme .article-body th,
.parametric-design-theme .article-body td {
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--pd-color-border);
  text-align: left;
}

.parametric-design-theme .article-navigation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--pd-color-border);
}

.parametric-design-theme .article-navigation div:last-child {
  text-align: right;
}

.parametric-design-theme .article-navigation span,
.parametric-design-theme .article-navigation a {
  display: block;
}

.parametric-design-theme .article-navigation span,
.parametric-design-theme .article-toc {
  color: var(--pd-color-muted, #555);
  font-size: 0.9rem;
}

.parametric-design-theme .article-toc {
  position: sticky;
  top: 1rem;
  padding-left: 1.25rem;
  border-left: 1px solid var(--pd-color-border);
}

.parametric-design-theme .article-toc h2 {
  margin-top: 0;
  color: var(--pd-color-text, #111);
}

.parametric-design-theme .article-toc ol ol {
  padding-left: 0.85rem;
}

.parametric-design-theme .article-toc a {
  color: var(--pd-color-muted, #555);
  text-decoration-color: transparent;
}

.parametric-design-theme .article-toc a:hover,
.parametric-design-theme .article-toc a:focus-visible {
  color: var(--pd-color-accent-dark, #c70d3a);
  text-decoration-color: currentColor;
}

.parametric-design-theme #pt {
  position: fixed;
  z-index: 0;
  inset: 0;
  width: 100%;
  height: 100%;
}

.parametric-design-theme .src-links {
  position: fixed;
  right: 0;
  bottom: 0;
  z-index: 3;
  padding: 0.1rem 0.25rem;
  background: rgba(255, 255, 255, 0.75);
  font-size: 0.85rem;
  font-weight: 200;
}

@media (max-width: 900px) {
  .parametric-design-theme .article-layout {
    display: block;
  }

  .parametric-design-theme .article-toc {
    position: static;
    margin-top: 2rem;
    padding-top: 1.5rem;
    padding-left: 0;
    border-top: 1px solid var(--pd-color-border);
    border-left: 0;
  }
}

@media (max-width: 760px) {
  .parametric-design-theme .row {
    min-height: 100vh;
    flex-direction: column;
  }

  .parametric-design-theme .nav-menu {
    position: static;
    width: 100%;
    height: auto;
    flex-basis: auto;
    padding: 1rem;
  }

  .parametric-design-theme .page-title {
    margin: 0;
  }

  .parametric-design-theme .article-page {
    padding: 1rem;
  }

  .parametric-design-theme .article-index,
  .parametric-design-theme .article-layout {
    padding: 2rem 1.5rem;
  }

  .parametric-design-theme .article-index li {
    display: block;
  }

  .parametric-design-theme .article-index time {
    display: block;
    margin-top: 0.5rem;
  }

  .parametric-design-theme .article-index li p {
    margin-top: 0.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .parametric-design-theme #pt {
    display: none;
  }
}