:root{--nak-primary:#0f766e;--nak-border:#d8dee4;--nak-text:#111827;--nak-muted:#6b7280;--nak-bg:#fff;--nak-soft:#f3f6f8;color:var(--nak-text);background:0 0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#nak-widget-root{width:100%;height:100%;margin:0;overflow:hidden}button,input{font:inherit}.nak-launcher{color:#fff;background:var(--nak-primary);cursor:pointer;border:0;border-radius:50%;width:64px;height:64px;position:absolute;bottom:8px;right:8px}.nak-launcher-label{letter-spacing:.02em;font-size:8px;font-weight:800;line-height:1;position:absolute;top:9px;left:50%;transform:translate(-50%)}.nak-launcher-icon{width:30px;height:30px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.nak-chat-shell{border:1px solid var(--nak-border);background:var(--nak-bg);border-radius:8px;grid-template-rows:auto 1fr auto;width:100%;height:100%;display:grid;overflow:hidden;box-shadow:0 24px 72px #11182738}.nak-chat-header{color:#fff;background:var(--nak-primary);justify-content:space-between;align-items:center;gap:16px;min-height:64px;padding:12px 14px;display:flex}.nak-chat-header div{gap:2px;min-width:0;display:grid}.nak-chat-header strong{text-overflow:ellipsis;white-space:nowrap;font-size:15px;line-height:1.2;overflow:hidden}.nak-chat-header span{opacity:.86;font-size:12px;line-height:1.2}.nak-icon-button{color:#fff;cursor:pointer;background:#ffffff29;border:0;border-radius:50%;flex:none;place-items:center;width:32px;height:32px;display:grid}.nak-message-list{background:var(--nak-soft);flex-direction:column;gap:10px;min-height:0;padding:14px;display:flex;overflow-y:auto}.nak-message{border-radius:8px;max-width:82%;padding:10px 12px}.nak-message-meta{color:var(--nak-muted);justify-content:space-between;align-items:center;gap:10px;margin-bottom:3px;font-size:11px;font-weight:700;line-height:1.2;display:flex}.nak-message-meta time{opacity:.8;flex:none;font-weight:600}.nak-message p{overflow-wrap:anywhere;margin:0;font-size:14px;line-height:1.45}.nak-message-agent,.nak-message-system{border:1px solid var(--nak-border);background:#fff;align-self:flex-start}.nak-message-visitor{color:#fff;background:var(--nak-primary);align-self:flex-end}.nak-message-visitor .nak-message-meta{color:#ffffffc7}.nak-message-status{color:var(--nak-muted)}.nak-message-status p{font-size:13px}.nak-empty-state{min-height:160px;color:var(--nak-muted);text-align:center;flex:1;place-items:center;padding:20px;display:grid}.nak-empty-state p{max-width:240px;margin:0;font-size:14px;line-height:1.5}.nak-message-loading{border:1px solid var(--nak-border);background:#fff;border-radius:8px;align-self:flex-start;gap:4px;width:max-content;padding:12px;display:inline-flex}.nak-message-loading span{background:var(--nak-muted);opacity:.45;border-radius:50%;width:6px;height:6px;animation:.9s ease-in-out infinite nak-message-loading}.nak-message-loading span:nth-child(2){animation-delay:.12s}.nak-message-loading span:nth-child(3){animation-delay:.24s}.nak-typing-indicator{z-index:1;border:1px solid var(--nak-border);width:fit-content;color:var(--nak-muted);background:#fffffff0;border-radius:8px;align-self:flex-start;align-items:center;gap:5px;margin-top:auto;padding:9px 12px;font-size:13px;font-weight:700;display:inline-flex;position:sticky;bottom:0;box-shadow:0 1px 2px #11182714}.nak-typing-indicator span:not(:first-child){opacity:.45;background:currentColor;border-radius:50%;width:5px;height:5px;animation:.9s ease-in-out infinite nak-message-loading}.nak-typing-indicator span:nth-child(3){animation-delay:.12s}.nak-typing-indicator span:nth-child(4){animation-delay:.24s}.nak-composer{border-top:1px solid var(--nak-border);background:#fff;grid-template-columns:1fr auto;gap:8px;padding:12px;display:grid}.nak-composer input{border:1px solid var(--nak-border);min-width:0;height:42px;color:var(--nak-text);border-radius:8px;outline:none;padding:0 12px}.nak-composer input:focus{border-color:var(--nak-primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--nak-primary), transparent 82%)}.nak-composer input:disabled{color:var(--nak-muted);cursor:not-allowed;background:#f9fafb}.nak-composer button{color:#fff;background:var(--nak-primary);cursor:pointer;border:0;border-radius:8px;height:42px;padding:0 14px}.nak-composer button:disabled{opacity:.58;cursor:not-allowed}@media (width<=480px){.nak-chat-shell{border-radius:8px}}@keyframes nak-message-loading{0%,to{opacity:.45;transform:translateY(0)}50%{opacity:.9;transform:translateY(-3px)}}