:root {
  color-scheme: dark;
}

html,
body {
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
  overflow: hidden;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

#renderCanvas {
  width: 100%;
  height: 100%;
  display: block;
  outline: none;
  touch-action: none;
}

.site-info {
  position: fixed;
  z-index: 1;
  top: max(1rem, env(safe-area-inset-top));
  left: max(1rem, env(safe-area-inset-left));
  box-sizing: border-box;
  width: min(31rem, calc(100vw - 2rem));
  padding: 1rem 1.125rem;
  color: #f8fafc;
  background: rgb(17 24 39 / 88%);
  border: 1px solid rgb(255 255 255 / 18%);
  border-radius: 0.75rem;
  box-shadow: 0 0.75rem 2rem rgb(0 0 0 / 25%);
  backdrop-filter: blur(0.5rem);
}

.site-info h1 {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.4;
}

.site-info p {
  margin: 0.5rem 0 0;
  color: #dbeafe;
  font-size: 0.9rem;
  line-height: 1.5;
}

.site-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.source-button,
.site-actions a,
.source-dialog a {
  color: #7dd3fc;
  font-weight: 600;
  text-underline-offset: 0.2em;
}

.source-button {
  padding: 0;
  font: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  text-decoration: underline;
}

.source-button:hover,
.site-actions a:hover,
.source-dialog a:hover {
  color: #bae6fd;
}

.source-button:focus-visible,
.site-actions a:focus-visible,
.source-dialog a:focus-visible,
.source-dialog button:focus-visible {
  outline: 2px solid #f8fafc;
  outline-offset: 0.2rem;
}

.source-dialog {
  box-sizing: border-box;
  width: min(90rem, calc(100vw - 2rem));
  height: min(54rem, calc(100dvh - 2rem));
  padding: 0;
  color: #e5e7eb;
  background: #111827;
  border: 1px solid #374151;
  border-radius: 0.75rem;
  box-shadow: 0 1.5rem 4rem rgb(0 0 0 / 45%);
}

.source-dialog[open] {
  display: flex;
  flex-direction: column;
}

.source-dialog::backdrop {
  background: rgb(0 0 0 / 65%);
  backdrop-filter: blur(0.2rem);
}

.source-dialog header,
.source-dialog footer {
  display: flex;
  flex: none;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
}

.source-dialog header {
  border-bottom: 1px solid #374151;
}

.source-dialog footer {
  border-top: 1px solid #374151;
}

.source-dialog h2,
.source-dialog h3,
.source-dialog p {
  margin: 0;
}

.source-dialog h2 {
  font-size: 1.125rem;
}

.source-dialog header p {
  margin-top: 0.25rem;
  color: #9ca3af;
  font-size: 0.85rem;
}

.source-dialog button {
  padding: 0.5rem 0.75rem;
  color: #f8fafc;
  font: inherit;
  background: #374151;
  border: 1px solid #4b5563;
  border-radius: 0.4rem;
  cursor: pointer;
}

.source-files {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  flex: 1;
  min-height: 0;
  gap: 1px;
  background: #374151;
}

.source-files section {
  display: flex;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
  background: #0b1020;
}

.source-files h3 {
  padding: 0.65rem 1rem;
  color: #cbd5e1;
  font:
    600 0.85rem/1.4 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    monospace;
  background: #1f2937;
}

.source-files pre {
  flex: 1;
  margin: 0;
  padding: 1rem;
  overflow: auto;
  color: #d1fae5;
  font-size: 0.78rem;
  line-height: 1.55;
  tab-size: 2;
}

@media (max-width: 48rem) {
  .source-files {
    grid-template-columns: 1fr;
    overflow: auto;
  }

  .source-files section {
    min-height: 20rem;
  }
}