.chat-toast-wrap { position: fixed; top: 20px; right: 20px; z-index: 2600; display: flex; flex-direction: column; gap: 8px; pointer-events: none; }
.chat-toast { min-width: 240px; max-width: 320px; border-radius: 12px; padding: 10px 12px; color: #ffffff; font-size: 12px; font-weight: 600; box-shadow: 0 12px 24px rgba(15, 23, 42, .2); opacity: 0; transform: translateY(-8px); transition: opacity .2s ease, transform .2s ease; pointer-events: auto; }
.chat-toast.show { opacity: 1; transform: translateY(0); }
.chat-toast.success { background: #166534; }
.chat-toast.error { background: #b91c1c; }