/* Project navigation only. The page artwork and bookend rules stay untouched. */
.accordion-nav .project-switcher {
  position: relative;
  z-index: 1002;
  flex: none;
  letter-spacing: 0;
}

.accordion-nav .project-switcher__controls {
  display: flex;
  align-items: center;
  height: 36px;
  background: transparent;
}

.accordion-nav .project-switcher .accordion-nav__back {
  width: 100px;
  height: 36px;
  padding: 0;
  border: 1px solid rgba(0, 0, 0, .26);
  border-radius: 999px;
  background: #fff;
  color: #0a0a0a;
  transition: background-color .22s ease, color .22s ease, border-color .22s ease;
}

.accordion-nav .project-switcher.is-open .accordion-nav__back,
.accordion-nav .project-switcher__controls:hover .accordion-nav__back,
.accordion-nav .project-switcher__controls:focus-within .accordion-nav__back {
  border-color: #0a0a0a;
  background: #0a0a0a;
  color: #fff;
  text-decoration: none;
}

.accordion-nav .project-switcher .accordion-nav__back:focus-visible {
  outline: 2px solid #0a0a0a;
  outline-offset: 4px;
}

.accordion-nav .project-switcher__toggle {
  display: none;
  place-items: center;
  flex: none;
  width: 30px;
  height: 36px;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.accordion-nav .project-switcher.is-enhanced .project-switcher__toggle { display: grid; }
.accordion-nav .project-switcher__toggle svg { transition: transform .26s ease; }
.accordion-nav .project-switcher.is-open .project-switcher__toggle svg { transform: rotate(180deg); }
.accordion-nav .project-switcher__toggle:focus-visible { outline: 1px solid currentColor; outline-offset: -3px; }

/* One floating card, inspired by Lusion's quiet menu panels. It does not
   reserve layout space, so the artwork below never moves when it opens. */
.accordion-nav .project-switcher__panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: min(360px, calc(100vw - 28px));
  padding-top: 1px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-8px) scale(.985);
  transform-origin: top right;
  transition: opacity .2s ease, transform .34s cubic-bezier(.22, .72, .2, 1), visibility 0s linear .34s;
}

.accordion-nav .project-switcher.is-open .project-switcher__panel,
.accordion-nav .project-switcher:not(.is-enhanced):hover .project-switcher__panel,
.accordion-nav .project-switcher:not(.is-enhanced):focus-within .project-switcher__panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
  transition-delay: 0s;
}

.accordion-nav .project-switcher__surface {
  max-height: calc(100vh - 84px);
  max-height: calc(100dvh - 84px);
  overflow: auto;
  overscroll-behavior: contain;
  padding: 12px;
  border: 1px solid rgba(0, 0, 0, .1);
  border-radius: 18px;
  background: #fff;
  color: #0a0a0a;
  box-shadow: none;
}

.accordion-nav .project-switcher__heading { display: none; }
.accordion-nav .project-switcher__list { list-style: none; margin: 0; padding: 0; }
.accordion-nav .project-switcher__list li { margin: 0; padding: 0; }
.accordion-nav .project-switcher__list li + li { margin-top: 2px; }

.accordion-nav .project-switcher__project {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 54px;
  padding: 10px 12px;
  border-radius: 10px;
  color: #0a0a0a;
  font-size: clamp(19px, 1.55vw, 25px);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -.02em;
  text-decoration: none;
  transition: background-color .18s ease, color .18s ease, padding-left .24s cubic-bezier(.22, .72, .2, 1);
}

.accordion-nav .project-switcher__name { min-width: 0; transition: transform .24s cubic-bezier(.22, .72, .2, 1); }
.accordion-nav .project-switcher__number,
.accordion-nav .project-switcher__current { display: none; }

.accordion-nav .project-switcher__arrow {
  display: flex;
  flex: none;
  opacity: 0;
  transform: translateX(-5px) rotate(-8deg);
  transition: opacity .18s ease, transform .24s cubic-bezier(.22, .72, .2, 1);
}

.accordion-nav .project-switcher__project:hover,
.accordion-nav .project-switcher__project:focus-visible {
  background: #f2f2ef;
  color: #0a0a0a;
  text-decoration: none;
}

.accordion-nav .project-switcher__project:hover .project-switcher__name,
.accordion-nav .project-switcher__project:focus-visible .project-switcher__name { transform: translateX(3px); }
.accordion-nav .project-switcher__project:hover .project-switcher__arrow,
.accordion-nav .project-switcher__project:focus-visible .project-switcher__arrow {
  opacity: 1;
  transform: translateX(0) rotate(0);
}

.accordion-nav .project-switcher__project[aria-current="page"] .project-switcher__name { font-weight: 450; }
.accordion-nav .project-switcher__project:focus-visible { outline: 1px solid currentColor; outline-offset: -3px; }


/* The preview is a single fixed layer shared by all project rows. */
.project-switcher__preview {
  position: fixed;
  z-index: 1100;
  left: var(--preview-x, 0px);
  top: var(--preview-y, 0px);
  width: 220px;
  aspect-ratio: 5 / 3;
  overflow: hidden;
  pointer-events: none;
  border: 1px solid rgba(0, 0, 0, .12);
  border-radius: 12px;
  background: #f2f2ef;
  box-shadow: 0 14px 34px rgba(0, 0, 0, .12);
  opacity: 0;
  visibility: hidden;
  transform: translate3d(18px, 18px, 0) scale(.96);
  transform-origin: top left;
  transition: opacity .22s ease, visibility 0s linear .22s, transform .3s cubic-bezier(.22, .72, .2, 1);
}
.project-switcher__preview img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  opacity: 0;
  transition: opacity .3s ease;
}
.project-switcher__preview.is-visible.is-loaded {
  opacity: 1;
  visibility: visible;
  transform: translate3d(18px, 18px, 0) scale(1);
  transition-delay: 0s;
}
.project-switcher__preview.is-visible.is-loaded img { opacity: 1; }
.project-switcher__preview.is-flipped-x { transform: translate3d(calc(-100% - 18px), 18px, 0) scale(.96); transform-origin: top right; }
.project-switcher__preview.is-flipped-x.is-visible.is-loaded { transform: translate3d(calc(-100% - 18px), 18px, 0) scale(1); }
.project-switcher__preview.is-flipped-y { transform: translate3d(18px, calc(-100% - 18px), 0) scale(.96); transform-origin: bottom left; }
.project-switcher__preview.is-flipped-y.is-visible.is-loaded { transform: translate3d(18px, calc(-100% - 18px), 0) scale(1); }
.project-switcher__preview.is-flipped-x.is-flipped-y { transform: translate3d(calc(-100% - 18px), calc(-100% - 18px), 0) scale(.96); transform-origin: bottom right; }
.project-switcher__preview.is-flipped-x.is-flipped-y.is-visible.is-loaded { transform: translate3d(calc(-100% - 18px), calc(-100% - 18px), 0) scale(1); }
@media (pointer: coarse) {
  .accordion-nav .project-switcher__controls,
  .accordion-nav .project-switcher .accordion-nav__back { height: 44px; }
  .accordion-nav .project-switcher__toggle { width: 38px; height: 44px; }
}

@media (max-width: 600px) {
  .accordion-nav .project-switcher .accordion-nav__back { width: 88px; }
  .accordion-nav .project-switcher__panel { right: -2px; width: min(360px, calc(100vw - 24px)); }
  .accordion-nav .project-switcher__surface { padding: 10px; border-radius: 16px; }
  .accordion-nav .project-switcher__project { min-height: 52px; padding: 9px 10px; font-size: clamp(19px, 6vw, 24px); }
}

@media (prefers-reduced-motion: reduce) {
  .accordion-nav .project-switcher *,
  .accordion-nav .project-switcher__panel { transition: none !important; }
}