.floating-nav {
  position: fixed;
  left: 50%;
  bottom: max(14px, env(safe-area-inset-bottom));
  z-index: 9999;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border: 1px solid rgba(125, 211, 252, 0.34);
  border-radius: 999px;
  background: rgba(2, 6, 23, 0.82);
  box-shadow:
    0 12px 36px rgba(0, 0, 0, 0.45),
    0 0 22px rgba(56, 189, 248, 0.18);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.floating-nav button,
.floating-nav a {
  min-width: 46px;
  height: 38px;
  padding: 0 11px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.78);
  color: #e5f6ff;
  cursor: pointer;
  font: 600 12px/1 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  white-space: nowrap;
}

.floating-nav button:hover,
.floating-nav a:hover,
.floating-nav button:focus-visible,
.floating-nav a:focus-visible {
  border-color: rgba(56, 189, 248, 0.7);
  background: rgba(14, 116, 144, 0.42);
  outline: none;
}

.floating-nav .floating-nav-primary {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.86), rgba(37, 99, 235, 0.82));
  border-color: rgba(125, 211, 252, 0.72);
  color: #f8fbff;
}

.floating-nav-icon {
  font-size: 15px;
  line-height: 1;
}

.floating-nav-menu {
  position: absolute;
  left: 50%;
  bottom: 50px;
  transform: translateX(-50%) translateY(8px);
  width: max-content;
  min-width: 164px;
  padding: 7px;
  border: 1px solid rgba(125, 211, 252, 0.32);
  border-radius: 14px;
  background: rgba(2, 6, 23, 0.9);
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.48);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.floating-nav-menu.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.floating-nav-menu a {
  width: 100%;
  height: 34px;
  min-width: 0;
  justify-content: flex-start;
  margin: 2px 0;
  padding: 0 10px;
  border-radius: 10px;
}

.floating-nav-menu a[aria-current="page"] {
  border-color: rgba(56, 189, 248, 0.72);
  background: rgba(8, 145, 178, 0.36);
}

@media (max-width: 560px) {
  .floating-nav {
    width: calc(100vw - 24px);
    justify-content: space-between;
  }

  .floating-nav button,
  .floating-nav a {
    flex: 1;
    min-width: 0;
    padding: 0 8px;
  }

  .floating-nav-menu {
    width: calc(100vw - 40px);
  }
}