.quick-nav {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  top: 50%;
  z-index: 90;
  transform: translateY(-50%);
  font: 800 14px/1.2 Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: #111316;
}
.quick-nav__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  margin-left: auto;
  border: 1px solid #111316;
  border-radius: 50%;
  background: #173a63;
  color: #fff;
  box-shadow: 0 8px 24px rgba(17, 19, 22, .24);
  font: 900 20px/1 sans-serif;
  cursor: pointer;
}
.quick-nav__toggle:focus-visible {
  outline: 3px solid rgba(240, 106, 50, .45);
  outline-offset: 2px;
}
.quick-nav__panel {
  position: absolute;
  right: 0;
  top: 64px;
  width: min(260px, calc(100vw - 36px));
  border: 1px solid #111316;
  border-radius: 22px;
  background: #fffdf7;
  box-shadow: 0 12px 36px rgba(17, 19, 22, .2);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px) scale(.98);
  transform-origin: top right;
  transition: opacity .16s ease, transform .16s ease, visibility .16s;
}
.quick-nav.is-open .quick-nav__panel {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.quick-nav__title {
  display: block;
  padding: 13px 15px 10px;
  background: #173a63;
  color: #fff;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.quick-nav__links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 7px;
}
.quick-nav__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 44px;
  padding: 10px;
  border-radius: 13px;
  color: #111316;
  text-decoration: none;
}
.quick-nav__link:hover,
.quick-nav__link:focus-visible,
.quick-nav__link[aria-current="true"] {
  background: #efe4c8;
  outline: none;
}
.quick-nav__link[aria-current="true"]::after {
  content: "";
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border: 1px solid #111316;
  border-radius: 50%;
  background: #f06a32;
}
.back-to-top {
  position: fixed;
  right: max(22px, env(safe-area-inset-right));
  bottom: max(22px, env(safe-area-inset-bottom));
  z-index: 91;
  width: 48px;
  height: 48px;
  border: 1px solid #111316;
  border-radius: 50%;
  background: #f06a32;
  color: #111316;
  box-shadow: 0 8px 24px rgba(17, 19, 22, .2);
  font: 900 21px/1 sans-serif;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.back-to-top:hover,
.back-to-top:focus-visible {
  background: #173a63;
  color: #fff;
  outline: 3px solid rgba(240, 106, 50, .35);
  outline-offset: 2px;
}
@media (max-width: 1180px) {
  .quick-nav {
    right: max(14px, env(safe-area-inset-right));
    top: auto;
    bottom: max(80px, calc(env(safe-area-inset-bottom) + 68px));
    transform: none;
  }
  .quick-nav__panel {
    top: auto;
    bottom: 64px;
    width: min(260px, calc(100vw - 28px));
    transform: translateY(8px) scale(.98);
    transform-origin: bottom right;
    max-height: calc(100dvh - 280px);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .back-to-top {
    right: max(17px, env(safe-area-inset-right));
    bottom: max(16px, env(safe-area-inset-bottom));
  }
}
@media (max-width: 520px) {
  .quick-nav__links { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .quick-nav__panel,
  .back-to-top { transition: none; }
}