.app-toast-stack{
  position:fixed;
  top:22px;
  right:22px;
  z-index:2147483000;
  display:flex;
  flex-direction:column;
  gap:12px;
  width:min(360px, calc(100vw - 24px));
  pointer-events:none;
}

.app-toast{
  --tone:#60a5fa;
  margin-left:auto;
  width:100%;
  display:grid;
  grid-template-columns:4px 1fr auto;
  gap:14px;
  align-items:start;
  padding:16px 16px 16px 0;
  border-radius:20px;
  border:1px solid rgba(148,163,184,0.18);
  background:rgba(15,23,42,0.94);
  box-shadow:0 24px 60px rgba(2,6,23,0.42);
  backdrop-filter:blur(18px);
  color:#e2e8f0;
  opacity:0;
  transform:translateX(28px) scale(0.98);
  transition:
    opacity 0.22s ease,
    transform 0.22s ease;
  pointer-events:auto;
  overflow:hidden;
}

.app-toast.is-visible{
  opacity:1;
  transform:translateX(0) scale(1);
}

.app-toast__accent{
  align-self:stretch;
  width:4px;
  border-radius:999px;
  background:var(--tone);
  box-shadow:0 0 18px color-mix(in srgb, var(--tone) 55%, transparent);
}

.app-toast__body{
  display:flex;
  flex-direction:column;
  gap:6px;
  padding-top:1px;
}

.app-toast__title{
  margin:0;
  font-size:13px;
  font-weight:700;
  letter-spacing:0.02em;
  color:#f8fafc;
}

.app-toast__message{
  margin:0;
  font-size:13px;
  line-height:1.55;
  color:#cbd5e1;
  word-break:break-word;
}

.app-toast__close{
  margin-top:-2px;
  width:34px;
  height:34px;
  border:none;
  border-radius:12px;
  background:rgba(255,255,255,0.06);
  color:#cbd5e1;
  cursor:pointer;
  font-size:18px;
  line-height:1;
  transition:
    background 0.2s ease,
    transform 0.2s ease,
    color 0.2s ease;
}

.app-toast__close:hover{
  background:rgba(255,255,255,0.12);
  color:#ffffff;
  transform:translateY(-1px);
}

.app-toast--success{
  --tone:#22c55e;
}

.app-toast--error{
  --tone:#ef4444;
}

.app-toast--warning{
  --tone:#f59e0b;
}

.app-toast--info{
  --tone:#60a5fa;
}

.app-confirm-layer{
  position:fixed;
  inset:0;
  z-index:2147483100;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  background:rgba(2,6,23,0.72);
  backdrop-filter:blur(10px);
  opacity:0;
  pointer-events:none;
  transition:opacity 0.2s ease;
}

.app-confirm-layer.is-open{
  opacity:1;
  pointer-events:auto;
}

.app-confirm-card{
  --confirm-tone:#60a5fa;
  width:min(420px, 100%);
  padding:24px;
  border-radius:24px;
  border:1px solid rgba(148,163,184,0.18);
  background:rgba(15,23,42,0.96);
  box-shadow:0 28px 80px rgba(2,6,23,0.48);
  color:#e2e8f0;
  transform:translateY(18px) scale(0.98);
  transition:transform 0.2s ease;
}

.app-confirm-layer.is-open .app-confirm-card{
  transform:translateY(0) scale(1);
}

.app-confirm-card[data-tone="success"]{
  --confirm-tone:#22c55e;
}

.app-confirm-card[data-tone="error"]{
  --confirm-tone:#ef4444;
}

.app-confirm-card[data-tone="warning"]{
  --confirm-tone:#f59e0b;
}

.app-confirm-card[data-tone="info"]{
  --confirm-tone:#60a5fa;
}

.app-confirm__pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  border:1px solid color-mix(in srgb, var(--confirm-tone) 40%, transparent);
  background:color-mix(in srgb, var(--confirm-tone) 16%, rgba(15,23,42,0.9));
  font-size:12px;
  font-weight:700;
  letter-spacing:0.04em;
  text-transform:uppercase;
  color:#f8fafc;
}

.app-confirm__pill::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:999px;
  background:var(--confirm-tone);
  box-shadow:0 0 12px color-mix(in srgb, var(--confirm-tone) 55%, transparent);
}

.app-confirm__title{
  margin:18px 0 10px;
  font-size:24px;
  line-height:1.2;
  color:#f8fafc;
}

.app-confirm__message{
  margin:0;
  font-size:14px;
  line-height:1.7;
  color:#cbd5e1;
}

.app-confirm__actions{
  display:flex;
  justify-content:flex-end;
  gap:12px;
  margin-top:24px;
}

.app-confirm__btn{
  min-width:108px;
  height:44px;
  padding:0 18px;
  border:none;
  border-radius:14px;
  font-size:14px;
  font-weight:700;
  cursor:pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.app-confirm__btn:hover{
  transform:translateY(-1px);
}

.app-confirm__btn--cancel{
  background:rgba(255,255,255,0.08);
  color:#e2e8f0;
}

.app-confirm__btn--cancel:hover{
  background:rgba(255,255,255,0.14);
}

.app-confirm__btn--confirm{
  background:linear-gradient(
    135deg,
    color-mix(in srgb, var(--confirm-tone) 92%, white 8%),
    color-mix(in srgb, var(--confirm-tone) 76%, black 24%)
  );
  color:#ffffff;
  box-shadow:0 16px 30px color-mix(in srgb, var(--confirm-tone) 26%, transparent);
}

.app-feedback-modal-open{
  overflow:hidden;
}

@media(max-width:640px){
  .app-toast-stack{
    left:12px;
    right:12px;
    top:12px;
    width:auto;
  }

  .app-confirm-layer{
    padding:16px;
  }

  .app-confirm-card{
    padding:20px;
  }

  .app-confirm__actions{
    flex-direction:column-reverse;
  }

  .app-confirm__btn{
    width:100%;
  }
}