:root {
  --sandbox-bg: #080808;
  --sandbox-surface: #101113;
  --sandbox-surface-strong: #15171a;
  --sandbox-text: #f5f7fa;
  --sandbox-muted: #adb3bd;
  --sandbox-line: rgba(255, 255, 255, 0.13);
  --sandbox-max: 1180px;
  --sandbox-accent: #ff3f9f;
  --sandbox-accent-2: #ff9d1c;
}

.sandbox-page {
  background: var(--sandbox-bg);
  color: var(--sandbox-text);
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  overflow-x: hidden;
}

.sandbox-page.tiamat-theme {
  --sandbox-accent: #ff3f9f;
  --sandbox-accent-2: #ff9d1c;
}

.sandbox-page.quantum-theme {
  --sandbox-accent: #388cff;
  --sandbox-accent-2: #52e388;
}

.sandbox-page.physarum-theme {
  --sandbox-accent: #20d9d2;
  --sandbox-accent-2: #f0df44;
}

.sandbox-page *,
.sandbox-page *::before,
.sandbox-page *::after {
  box-sizing: border-box;
}

.sandbox-page a {
  color: inherit;
}

.sandbox-page #mainNav {
  background: rgba(8, 8, 8, 0.96);
  border-bottom-color: var(--sandbox-line);
}

.sandbox-page .site-nav {
  color: var(--sandbox-text);
}

.sandbox-page .site-mark:hover,
.sandbox-page .site-links a:hover {
  color: var(--sandbox-accent);
}

.sandbox-page .nav-toggle {
  border-color: var(--sandbox-text);
  color: var(--sandbox-text);
}

.sandbox-main img {
  height: auto;
  max-width: 100%;
}

.sandbox-shell {
  margin: 0 auto;
  max-width: var(--sandbox-max);
  padding-left: 28px;
  padding-right: 28px;
  width: 100%;
}

.sandbox-main {
  padding-top: 54px;
}

.sandbox-hero {
  align-content: start;
  align-items: stretch;
  display: grid;
  column-gap: clamp(42px, 6vw, 88px);
  grid-template-columns: minmax(0, 1.02fr) minmax(420px, 0.98fr);
  grid-template-rows: auto auto;
  min-height: 0;
  padding-bottom: clamp(72px, 9vw, 126px);
  padding-top: clamp(52px, 5vw, 76px);
  position: relative;
  row-gap: 24px;
}

.sandbox-hero-copy {
  align-self: center;
}

.sandbox-hero::after {
  background: linear-gradient(90deg, var(--sandbox-accent), var(--sandbox-accent-2));
  bottom: 0;
  content: '';
  height: 1px;
  left: 28px;
  opacity: 0.55;
  position: absolute;
  right: 28px;
}

.sandbox-title-row {
  align-items: center;
  display: flex;
  gap: 16px;
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.sandbox-main .sandbox-icon {
  border-radius: 18px;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.42);
  height: 72px;
  max-width: none;
  object-fit: cover;
  width: 72px;
}

.sandbox-name {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  margin: 0;
}

.sandbox-hero h1,
.sandbox-section h2,
.sandbox-series h2 {
  color: var(--sandbox-text);
  font-family: 'Montserrat', sans-serif;
  letter-spacing: -0.035em;
  padding: 0;
  text-align: left;
  text-transform: none;
}

.sandbox-hero h1 {
  font-size: clamp(2.35rem, 4.25vw, 3.85rem);
  font-weight: 700;
  line-height: 1.02;
  margin: 0 0 28px;
  max-width: 760px;
}

.sandbox-lede {
  color: #d1d5db;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  line-height: 1.58;
  margin: 0 0 32px;
  max-width: 650px;
}

.sandbox-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 26px;
}

.sandbox-button {
  align-items: center;
  background: var(--sandbox-accent);
  border: 1px solid var(--sandbox-accent);
  border-radius: 6px;
  color: #080808 !important;
  display: inline-flex;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.93rem;
  font-weight: 700;
  gap: 11px;
  justify-content: center;
  min-height: 54px;
  padding: 0 22px;
  text-decoration: none !important;
  transition: background-color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.sandbox-button:hover {
  background: var(--sandbox-accent-2);
  border-color: var(--sandbox-accent-2);
  transform: translateY(-2px);
}

.sandbox-button-secondary {
  background: transparent;
  border-color: var(--sandbox-line);
  color: var(--sandbox-text) !important;
}

.sandbox-button-secondary:hover {
  background: var(--sandbox-surface-strong);
  border-color: var(--sandbox-accent);
}

.sandbox-page a:focus-visible,
.sandbox-page button:focus-visible {
  outline: 3px solid var(--sandbox-accent-2);
  outline-offset: 4px;
}

.sandbox-characteristics {
  color: var(--sandbox-muted);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  line-height: 1.8;
  margin: 0;
  text-transform: uppercase;
}

.sandbox-characteristics span {
  color: var(--sandbox-accent-2);
}

.sandbox-hero-media {
  align-self: stretch;
  background: var(--sandbox-surface);
  border: 0;
  isolation: isolate;
  overflow: hidden;
  position: relative;
}

.sandbox-hero-media::before {
  background: radial-gradient(circle, color-mix(in srgb, var(--sandbox-accent) 23%, transparent), transparent 68%);
  content: '';
  inset: -12% 0;
  opacity: 0.72;
  pointer-events: none;
  position: absolute;
  z-index: -1;
}

.sandbox-hero-media img,
.sandbox-hero-media video {
  display: block;
  height: 100%;
  inset: 0;
  object-fit: cover;
  position: absolute;
  width: 100%;
}

.sandbox-section {
  border-bottom: 1px solid var(--sandbox-line);
  padding-bottom: clamp(76px, 10vw, 136px);
  padding-top: clamp(76px, 10vw, 136px);
}

.sandbox-section-head {
  display: grid;
  gap: 36px;
  grid-template-columns: minmax(230px, 0.7fr) minmax(0, 1.3fr);
  margin-bottom: 58px;
}

.sandbox-section h2,
.sandbox-series h2 {
  font-size: clamp(2rem, 4vw, 3.55rem);
  font-weight: 700;
  line-height: 1.08;
  margin: 0;
}

.sandbox-section-intro,
.sandbox-body-copy {
  color: var(--sandbox-muted);
  font-size: clamp(1rem, 1.35vw, 1.16rem);
  line-height: 1.72;
  margin: 0;
}

.sandbox-model {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(4, 1fr);
}

.sandbox-model-step {
  border-left: 1px solid var(--sandbox-line);
  min-height: 190px;
  padding: 26px;
  position: relative;
}

.sandbox-model-step:last-child {
  border-right: 1px solid var(--sandbox-line);
}

.sandbox-step-number {
  color: var(--sandbox-accent);
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  margin-bottom: 38px;
}

.sandbox-model-step h3,
.sandbox-exploration h3,
.sandbox-workflow-step h3,
.sandbox-related-copy h3 {
  color: var(--sandbox-text);
  font-family: 'Montserrat', sans-serif;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 12px;
  padding: 0;
  text-align: left;
}

.sandbox-model-step p,
.sandbox-exploration p,
.sandbox-workflow-step p,
.sandbox-related-copy p {
  color: var(--sandbox-muted);
  font-size: 0.95rem;
  line-height: 1.62;
  margin: 0;
}

.sandbox-explorations {
  display: grid;
  gap: 0 42px;
  grid-template-columns: repeat(2, 1fr);
}

.sandbox-exploration {
  border-top: 1px solid var(--sandbox-line);
  display: grid;
  gap: 22px;
  grid-template-columns: 42px 1fr;
  padding: 30px 0 38px;
}

.sandbox-exploration-index {
  color: var(--sandbox-accent);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  padding-top: 2px;
}

.sandbox-gallery {
  aspect-ratio: 1.55 / 1;
  display: grid;
  gap: 18px;
  grid-template-columns: 1.35fr 0.65fr;
  grid-template-rows: repeat(2, minmax(0, 1fr));
}

.sandbox-gallery-item {
  background: var(--sandbox-surface);
  border: 1px solid var(--sandbox-line);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  margin: 0;
  min-height: 100%;
  overflow: hidden;
}

.sandbox-gallery-item:first-child {
  grid-row: span 2;
}

.sandbox-gallery-media {
  align-items: center;
  background: #050506;
  display: flex;
  flex: 1;
  justify-content: center;
  min-height: 0;
  overflow: hidden;
  padding: 22px;
}

.sandbox-gallery-item:first-child .sandbox-gallery-media {
  min-height: 0;
}

.sandbox-gallery-media img {
  max-height: 100%;
  object-fit: contain;
  width: 100%;
}

.sandbox-gallery-item:first-child .sandbox-gallery-media {
  padding: 0;
}

.sandbox-gallery-item:first-child .sandbox-gallery-media img {
  height: 100%;
  max-height: none;
  object-fit: cover;
}

.sandbox-gallery-item figcaption {
  border-top: 1px solid var(--sandbox-line);
  color: var(--sandbox-muted);
  font-size: 0.9rem;
  line-height: 1.55;
  padding: 18px 20px 20px;
}

.sandbox-gallery-item figcaption strong {
  color: var(--sandbox-text);
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  margin-bottom: 5px;
}

.sandbox-workflow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}

.sandbox-workflow-step {
  border-top: 1px solid var(--sandbox-line);
  padding: 26px 24px 0 0;
  position: relative;
}

.sandbox-workflow-step:not(:last-child)::after {
  color: var(--sandbox-accent);
  content: '\2192';
  font-size: 1.2rem;
  position: absolute;
  right: 10px;
  top: 23px;
}

.sandbox-workflow-label {
  color: var(--sandbox-accent-2);
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  margin-bottom: 30px;
  text-transform: uppercase;
}

.sandbox-quote {
  border-left: 2px solid var(--sandbox-accent);
  color: var(--sandbox-text);
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.35rem, 2.7vw, 2.25rem);
  font-weight: 600;
  line-height: 1.35;
  margin: 68px 0 0;
  max-width: 850px;
  padding: 8px 0 8px 30px;
}

.sandbox-series {
  background: var(--sandbox-surface);
  border-bottom: 1px solid var(--sandbox-line);
  padding-bottom: clamp(76px, 9vw, 120px);
  padding-top: clamp(76px, 9vw, 120px);
}

.sandbox-series-intro {
  align-items: start;
  display: grid;
  gap: 54px;
  grid-template-columns: 0.75fr 1.25fr;
  margin-bottom: 64px;
}

.sandbox-series-copy p {
  color: #d1d5db;
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
  line-height: 1.65;
  margin: 0 0 22px;
}

.sandbox-text-link {
  color: var(--sandbox-accent) !important;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

.sandbox-related {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(4, 1fr);
}

.sandbox-related-card {
  background: #090a0b;
  border: 1px solid var(--sandbox-line);
  border-radius: 7px;
  color: var(--sandbox-text) !important;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  overflow: hidden;
  text-decoration: none !important;
  transition: border-color 180ms ease, transform 180ms ease;
}

.sandbox-related-card:hover {
  border-color: var(--card-accent, var(--sandbox-accent));
  transform: translateY(-3px);
}

.sandbox-related-card[aria-current='page'] {
  border-color: var(--card-accent, var(--sandbox-accent));
}

.sandbox-related-card img {
  aspect-ratio: 16 / 9;
  background: #050506;
  object-fit: contain;
  padding: 12px;
  width: 100%;
}

.sandbox-related-copy {
  border-top: 1px solid var(--sandbox-line);
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 18px;
}

.sandbox-related-copy h3 {
  color: var(--card-accent, var(--sandbox-text));
}

.sandbox-related-copy p {
  font-size: 0.82rem;
}

.sandbox-related-arrow {
  color: var(--card-accent, var(--sandbox-accent));
  display: block;
  font-size: 1.2rem;
  margin-top: auto;
  padding-top: 22px;
  text-align: right;
}

.sandbox-footnote {
  color: #777f8b;
  font-size: 0.78rem;
  line-height: 1.6;
  margin: 20px 0 0;
}

@media (max-width: 991.98px) {
  .sandbox-hero {
    column-gap: 0;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    min-height: auto;
    row-gap: 42px;
  }

  .sandbox-hero-copy {
    max-width: 760px;
  }

  .sandbox-hero-media {
    margin: 0 auto;
    max-width: 820px;
    width: 100%;
  }

  .sandbox-hero-media img,
  .sandbox-hero-media video {
    aspect-ratio: 4 / 3;
    height: auto;
    position: relative;
  }

  .sandbox-section-head,
  .sandbox-series-intro {
    grid-template-columns: 1fr;
  }

  .sandbox-model,
  .sandbox-workflow {
    grid-template-columns: repeat(2, 1fr);
  }

  .sandbox-model-step:nth-child(3),
  .sandbox-model-step:nth-child(4) {
    border-top: 1px solid var(--sandbox-line);
  }

  .sandbox-model-step:nth-child(2) {
    border-right: 1px solid var(--sandbox-line);
  }

  .sandbox-workflow-step {
    min-height: 185px;
  }

  .sandbox-related {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767.98px) {
  .sandbox-page .site-links {
    background: var(--sandbox-bg);
    border-bottom-color: var(--sandbox-line);
  }

  .sandbox-shell {
    padding-left: 20px;
    padding-right: 20px;
  }

  .sandbox-main {
    padding-top: 50px;
  }

  .sandbox-hero {
    padding-bottom: 72px;
    padding-top: 52px;
    row-gap: 36px;
  }

  .sandbox-hero::after {
    left: 20px;
    right: 20px;
  }

  .sandbox-title-row {
    gap: 13px;
  }

  .sandbox-main .sandbox-icon {
    border-radius: 13px;
    height: 54px;
    width: 54px;
  }

  .sandbox-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .sandbox-button {
    width: 100%;
  }

  .sandbox-section-head {
    gap: 24px;
    margin-bottom: 42px;
  }

  .sandbox-model,
  .sandbox-explorations,
  .sandbox-workflow,
  .sandbox-related {
    grid-template-columns: 1fr;
  }

  .sandbox-model-step,
  .sandbox-model-step:nth-child(2),
  .sandbox-model-step:nth-child(3),
  .sandbox-model-step:nth-child(4) {
    border: 0;
    border-top: 1px solid var(--sandbox-line);
    min-height: 0;
    padding: 24px 0 30px;
  }

  .sandbox-step-number {
    margin-bottom: 18px;
  }

  .sandbox-explorations {
    gap: 0;
  }

  .sandbox-gallery {
    aspect-ratio: auto;
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .sandbox-gallery-item:first-child {
    grid-row: auto;
  }

  .sandbox-gallery-item:first-child .sandbox-gallery-media,
  .sandbox-gallery-media {
    min-height: 260px;
  }

  .sandbox-workflow-step {
    min-height: 0;
    padding: 26px 0 30px;
  }

  .sandbox-workflow-step:not(:last-child)::after {
    content: '\2193';
    right: 4px;
  }

  .sandbox-workflow-label {
    margin-bottom: 16px;
  }

  .sandbox-quote {
    margin-top: 46px;
    padding-left: 20px;
  }

  .sandbox-series-intro {
    gap: 28px;
    margin-bottom: 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sandbox-page *,
  .sandbox-page *::before,
  .sandbox-page *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}