/* Shared manual shell; the guide keeps its standalone layout inside the frame. */
html.manual-overlay-open { overflow: hidden; }
dialog.manual-overlay {
  width: min(1280px, calc(100% - 48px));
  height: calc(100dvh - var(--standalone-top, 0px) - 48px);
  max-width: none;
  max-height: none;
  margin: auto;
  margin-top: calc(var(--standalone-top, 0px) + 24px);
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: var(--bg);
  color: var(--ink);
  box-shadow: 0 24px 80px rgb(0 0 0 / 30%);
  overflow: hidden;
}
dialog.manual-overlay[open] { display: flex; flex-direction: column; }
dialog.manual-overlay::backdrop { background: rgb(0 0 0 / 55%); backdrop-filter: none; }
.manual-overlay-header {
  display: flex;
  align-items: center;
  flex: none;
  gap: 12px;
  padding: 8px 16px;
  background: var(--surface-2);
  border-bottom: 2px solid transparent;
  border-image: var(--spectrum) 1;
}
.manual-overlay-header h2 {
  flex: 1;
  margin: 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.4;
}
.manual-overlay-header a, .manual-overlay-header button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  min-height: 48px;
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  font: 600 0.875rem var(--font-body);
  color: var(--ink);
  background: var(--surface);
  text-decoration: none;
  cursor: pointer;
}
.manual-overlay-header a:hover, .manual-overlay-header button:hover { background: var(--surface-3); }
.manual-overlay-header :focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.manual-overlay iframe { width: 100%; height: 0; min-height: 0; flex: 1; border: 0; background: var(--bg); }
/* The outer shell supplies the app name; keep Contents and theme within reach. */
html.manual-embedded { --standalone-top: 0px; }
.manual-embedded .top { justify-content: flex-end; }
.manual-embedded .manual-brand, .manual-embedded .top::after { display: none; }
@media (max-width: 700px) {
  dialog.manual-overlay {
    width: 100%;
    height: calc(100dvh - var(--standalone-top, 0px));
    margin: 0;
    margin-top: var(--standalone-top, 0px);
    border: 0;
    border-radius: 0;
  }
  .manual-overlay-header { flex-wrap: wrap; gap: 6px; padding: 6px max(10px, env(safe-area-inset-right)) 6px max(10px, env(safe-area-inset-left)); }
  .manual-overlay-header h2 { flex-basis: 100%; font-size: 0.9rem; }
  .manual-overlay-header a { margin-right: auto; }
}