.lab-page {
  --canvas: var(--journal-canvas);
  --surface: var(--journal-surface);
  --ink: var(--journal-ink);
  --muted: var(--journal-muted);
  --cobalt: var(--journal-cobalt);
  --cobalt-pressed: var(--journal-cobalt-pressed);
  --orange: var(--journal-orange);
  --orange-dark: var(--journal-orange-dark);
  --pale-blue: var(--journal-blue-wash);
  --rule: var(--journal-rule);
  --control-border: var(--journal-control);
  --success: var(--journal-success);
  --danger: var(--journal-danger);
  min-width: 20rem;
  min-height: 100vh;
  overflow-x: clip;
  background: var(--canvas);
}

.lab-page::before {
  content: "";
  position: fixed;
  z-index: 0;
  inset: 0;
  pointer-events: none;
  opacity: 0.22;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='96' viewBox='0 0 160 96'%3E%3Cpath d='M0 17.5h160M0 65.5h160' stroke='%23918d83' stroke-opacity='.13' stroke-width='.5'/%3E%3Cpath d='M36.5 0v96M124.5 0v96' stroke='%23fff' stroke-opacity='.38' stroke-width='.5'/%3E%3C/svg%3E");
}

.lab-skip-link {
  position: fixed;
  z-index: 1000;
  inset: 0.75rem auto auto 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: var(--surface);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

.lab-skip-link:focus {
  transform: translateY(0);
}

.lab-shell {
  position: relative;
  z-index: 1;
  width: min(100%, 1180px);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 3rem);
}

.lab-masthead {
  position: relative;
  z-index: 10;
  border-block-end: 1px solid var(--rule);
  background: var(--canvas);
}

.lab-masthead .lab-shell {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: clamp(1rem, 3vw, 2.5rem);
  align-items: center;
  min-height: 4.75rem;
}

.lab-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-weight: 750;
  text-decoration: none;
}

.lab-avatar {
  width: 2.65rem;
  height: 2.65rem;
  border: 1px solid var(--rule);
  border-radius: 50%;
  background: var(--surface);
  object-fit: cover;
}

.lab-brand-name {
  letter-spacing: -0.025em;
}

.lab-identity {
  min-width: 0;
  padding-inline-start: clamp(1rem, 3vw, 2.5rem);
  border-inline-start: 1px solid var(--rule);
}

.lab-identity p,
.lab-identity strong {
  display: block;
  overflow-wrap: anywhere;
}

.lab-identity p {
  margin: 0;
  color: var(--orange-dark);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lab-identity strong {
  margin-block-start: 0.15rem;
  font-size: 0.9rem;
}

.lab-back {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--ink);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  font-weight: 600;
  text-decoration-color: var(--cobalt);
  text-underline-offset: 0.25em;
}

.lab-main {
  position: relative;
  z-index: 1;
  padding-block: clamp(2.5rem, 6vw, 5.5rem);
}

.lab-footer {
  position: relative;
  z-index: 1;
  border-block-start: 1px solid var(--rule);
}

.lab-footer .lab-shell {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1rem;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.65rem;
}

.lab-footer a {
  color: var(--ink);
}

.lab-button,
.lab-page .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 2.75rem;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--control-border);
  border-radius: 2px;
  background: var(--surface);
  color: var(--ink);
  font: 650 0.85rem/1.2 "Archivo", Arial, sans-serif;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.lab-button:hover,
.lab-page .btn:hover {
  border-color: var(--cobalt);
  color: var(--cobalt-pressed);
}

.lab-button:active,
.lab-page .btn:active {
  transform: translateY(1px);
}

.lab-button--primary,
.lab-page .btn.primary {
  border-color: var(--cobalt);
  background: var(--cobalt);
  color: var(--surface);
}

.lab-button--primary:hover,
.lab-page .btn.primary:hover {
  border-color: var(--cobalt-pressed);
  background: var(--cobalt-pressed);
  color: var(--surface);
}

.lab-page button,
.lab-page input,
.lab-page select {
  font: inherit;
}

.lab-page :focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
}

@media (max-width: 620px) {
  .lab-masthead .lab-shell {
    grid-template-columns: minmax(0, 1fr) auto;
    min-height: 4.5rem;
  }

  .lab-identity {
    grid-column: 1 / -1;
    grid-row: 2;
    margin-inline: 0;
    padding: 0.65rem 0;
    border-block-start: 1px solid var(--rule);
    border-inline-start: 0;
  }

  .lab-footer .lab-shell {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lab-page *,
  .lab-page *::before,
  .lab-page *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media (forced-colors: active) {
  .lab-avatar,
  .lab-button,
  .lab-page .btn {
    border: 1px solid ButtonText;
  }
}