body.menu-open {
  overflow: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

/* Эффект подводного мерцания (биолюминесценция) */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at 30% 40%, rgba(45,212,191,0.08), transparent 60%),
              radial-gradient(circle at 80% 70%, rgba(249,115,22,0.06), transparent 50%);
  animation: breathe 8s infinite alternate;
  z-index: 0;
}

@keyframes breathe {
  0% { opacity: 0.3; }
  100% { opacity: 0.8; }
}

@media (max-width: 991.98px) {
  body::before {
    opacity: 0.02;
  }
}

@media (prefers-reduced-motion: reduce) {
  body::before {
    opacity: 0;
    content: none;
  }
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-dark);
}

/* Keyboard / accessibility: visible focus without overriding component-specific rings */
:focus:not(:focus-visible) {
  outline: none;
}

:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

button:focus-visible,
[role="button"]:focus-visible {
  outline-offset: var(--focus-ring-offset);
}

.btn-primary:focus-visible {
  outline-color: var(--focus-ring-on-accent);
}

.page-shell {
  position: relative;
  z-index: 1;
}

.app-toast-stack {
  position: fixed;
  top: 96px;
  right: 24px;
  z-index: 120;
  width: min(380px, calc(100vw - 32px));
}

.app-toast {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  padding: 1rem 1rem 1rem 1.1rem;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: rgba(15, 15, 15, 0.92);
  color: #fff;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.app-toast.is-hiding {
  opacity: 0;
  transform: translateY(-8px);
}

.app-toast--danger {
  border-color: rgba(251, 113, 133, 0.4);
}

.app-toast--info {
  border-color: rgba(167, 139, 250, 0.28);
}

.app-toast__body {
  flex: 1 1 auto;
  line-height: 1.45;
}

.app-toast__close {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 1.2rem;
  line-height: 1;
}

.app-toast__close:hover {
  background: var(--surface-hover);
  color: #fff;
}

.app-toast__close:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring);
  outline-offset: 2px;
}