.ap-guide-modal {
  position: fixed;
  inset: 0;
  z-index: 9998;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px 16px;
}
.ap-guide-modal[hidden] { display: none !important; }
.ap-guide-modal__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4,7,12,.68);
}
.ap-guide-modal__panel {
  position: relative;
  z-index: 1;
  width: min(780px, 100%);
  max-height: calc(100dvh - 48px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--ap-border-strong, rgba(var(--ap-text-secondary-rgb),.28));
  border-radius: 10px;
  background: var(--ap-surface, var(--ap-navy-900));
  box-shadow: 0 24px 60px -18px rgba(0,0,0,.72);
}
.ap-guide-modal__head {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 52px;
  padding: 8px 12px 8px 16px;
  border-bottom: 1px solid rgba(var(--ap-text-secondary-rgb),.16);
  background: rgba(var(--ap-white-rgb),.025);
  flex-shrink: 0;
}
.ap-guide-modal__identity { min-width: 112px; }
.ap-guide-modal__eyebrow {
  color: var(--ap-text-tertiary);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 8.5px;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.ap-guide-modal__title {
  margin-top: 2px;
  color: var(--ap-text-primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.ap-guide-modal__nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  min-width: 0;
  margin-left: auto;
}
.ap-guide-modal__link {
  min-height: 30px;
  padding: 0 9px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--ap-text-secondary);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  white-space: nowrap;
  cursor: pointer;
}
.ap-guide-modal__link:hover {
  border-color: rgba(var(--ap-text-secondary-rgb),.18);
  background: rgba(var(--ap-white-rgb),.04);
  color: var(--ap-text-primary);
}
.ap-guide-modal__link.is-current {
  border-color: rgba(var(--ap-accent-rgb),.24);
  background: rgba(var(--ap-accent-rgb),.08);
  color: var(--ap-text-primary);
  cursor: default;
}
.ap-guide-modal__close {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--ap-text-secondary);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}
.ap-guide-modal__close:hover {
  border-color: rgba(var(--ap-text-secondary-rgb),.18);
  background: rgba(var(--ap-white-rgb),.05);
  color: var(--ap-text-primary);
}
.ap-guide-modal__link:focus-visible,
.ap-guide-modal__close:focus-visible {
  outline: 2px solid var(--ap-accent);
  outline-offset: 2px;
}
.ap-guide-modal__body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-anchor: none;
  scrollbar-gutter: stable;
  -webkit-overflow-scrolling: touch;
}
.ap-guide-modal__iframe { display: block; width: 100%; border: 0; }

@media (max-width: 680px) {
  .ap-guide-modal { padding: 8px; }
  .ap-guide-modal__panel { width: 100%; max-height: calc(100dvh - 16px); }
  .ap-guide-modal__head { display: block; min-height: 0; padding: 10px 10px 8px; }
  .ap-guide-modal__identity { display: flex; align-items: baseline; gap: 8px; padding: 0 4px 8px; }
  .ap-guide-modal__title { margin: 0; }
  .ap-guide-modal__nav { justify-content: flex-start; overflow-x: auto; padding: 1px 0 3px; }
  .ap-guide-modal__link { padding: 0 8px; }
  .ap-guide-modal__close { position: absolute; top: 5px; right: 6px; }
  .ap-guide-modal__identity { padding-right: 38px; }
}

@media (max-width: 480px) {
  .ap-guide-modal { padding: 0; }
  .ap-guide-modal__panel { width: 100vw; height: 100dvh; max-height: none; border: 0; border-radius: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .ap-guide-modal *, .ap-guide-modal *::before, .ap-guide-modal *::after {
    scroll-behavior: auto !important;
  }
}