:root{--ai4d-primary:#4f46e5;--ai4d-primary-dark:#4338ca;--ai4d-primary-light:#eef2ff;--ai4d-gradient:linear-gradient(135deg,#ad46ff,#2b7fff);--ai4d-gradient-dark:linear-gradient(135deg,#9533e8,#1a6ef0);--ai4d-bot-bg:#f1f5f9;--ai4d-user-bg:#4f46e5;--ai4d-user-text:#fff;--ai4d-bot-text:#1e293b;--ai4d-surface:#fff;--ai4d-border:#e2e8f0;--ai4d-muted:#94a3b8;--ai4d-drawer-w:420px;--ai4d-z-backdrop:99998;--ai4d-z-drawer:99999;--ai4d-z-tab:99997;--ai4d-transition:.32s cubic-bezier(.4,0,.2,1)}.ai4d-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}#ai4d-chatbot-root *,#ai4d-chatbot-root *::before,#ai4d-chatbot-root *::after{box-sizing:border-box}.ai4d-tab{position:fixed;right:0;top:42%;transform:translateY(-50%);z-index:var(--ai4d-z-tab);border-radius:14px 0 0 14px;border:none;padding:18px 11px;background:var(--ai4d-gradient);color:#fff;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:8px;box-shadow:-4px 0 18px rgba(79,70,229,.40);transition:transform var(--ai4d-transition) , opacity var(--ai4d-transition)}.ai4d-tab:hover{background:var(--ai4d-gradient-dark)}.ai4d-tab:focus-visible{outline:3px solid var(--ai4d-primary);outline-offset:3px}.ai4d-tab.is-open{transform:translateY(-50%) translateX(110%);opacity:0;pointer-events:none}.ai4d-tab__icon{width:32px;height:32px;flex-shrink:0}.ai4d-tab__label{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;line-height:1}.ai4d-backdrop{position:fixed;inset:0;z-index:var(--ai4d-z-backdrop);background:rgba(15,23,42,.45);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);opacity:0;pointer-events:none;transition:opacity var(--ai4d-transition)}.ai4d-backdrop.is-open{opacity:1;pointer-events:auto}.ai4d-drawer{position:fixed;top:0;right:0;height:100vh;height:100dvh;width:var(--ai4d-drawer-w);max-width:100vw;z-index:var(--ai4d-z-drawer);background:var(--ai4d-surface);border-radius:16px 0 0 16px;box-shadow:-8px 0 40px rgba(0,0,0,.18) , -2px 0 8px rgba(0,0,0,.08);display:flex;flex-direction:column;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:14px;transform:translateX(100%);transition:transform var(--ai4d-transition)}.ai4d-drawer.is-open{transform:translateX(0)}.ai4d-drawer__header{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:16px 18px;background:var(--ai4d-gradient);color:#fff;border-radius:16px 0 0 0}.ai4d-drawer__header-info{display:flex;align-items:center;gap:12px}.ai4d-header-avatar{width:44px;height:44px;background:rgba(255,255,255,.18);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;padding:6px}.ai4d-header-avatar svg{width:100%;height:100%}.ai4d-drawer__title{margin:0;font-weight:700;font-size:15px;line-height:1.2}.ai4d-drawer__subtitle{margin:3px 0 0;font-size:12px;opacity:.82;display:flex;align-items:center;gap:5px;line-height:1}.ai4d-online-dot{width:7px;height:7px;border-radius:50%;background:#4ade80;display:inline-block;box-shadow:0 0 0 2px rgba(74,222,128,.35);animation:ai4d-pulse-dot 2.5s ease-in-out infinite}.ai4d-drawer__close{width:34px;height:34px;border:none;background:rgba(255,255,255,.16);color:#fff;border-radius:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s ease}.ai4d-drawer__close:hover{background:rgba(255,255,255,.28)}.ai4d-drawer__close:focus-visible{outline:2px solid rgba(255,255,255,.7);outline-offset:2px}.ai4d-drawer__close svg{width:17px;height:17px;pointer-events:none}.ai4d-drawer__messages{flex:1 1 auto;overflow-y:auto;padding:18px 16px;display:flex;flex-direction:column;gap:12px;background:#f8fafc;scroll-behavior:smooth}.ai4d-drawer__messages::-webkit-scrollbar{width:5px}.ai4d-drawer__messages::-webkit-scrollbar-track{background:transparent}.ai4d-drawer__messages::-webkit-scrollbar-thumb{background:var(--ai4d-border);border-radius:99px}.ai4d-message{display:flex;flex-direction:column;max-width:80%;animation:ai4d-slide-in .22s ease}.ai4d-message--user{align-self:flex-end;align-items:flex-end}.ai4d-message--bot{align-self:flex-start;align-items:flex-start}.ai4d-message--error{align-self:center;align-items:center}.ai4d-message__bubble{padding:10px 15px;border-radius:18px;word-break:break-word;white-space:pre-wrap;line-height:1.55;font-size:13.5px}.ai4d-message--user .ai4d-message__bubble{background:var(--ai4d-gradient);color:var(--ai4d-user-text);border-bottom-right-radius:4px}.ai4d-message--bot .ai4d-message__bubble{background:var(--ai4d-bot-bg);color:var(--ai4d-bot-text);border-bottom-left-radius:4px}.ai4d-message--error .ai4d-message__bubble{background:#fef2f2;color:#dc2626;border-radius:10px;font-size:12.5px;border:1px solid #fecaca}.ai4d-message__time{font-size:10.5px;color:var(--ai4d-muted);margin-top:3px;padding:0 2px}.ai4d-empty-notice{text-align:center;color:var(--ai4d-muted);font-size:13px;margin:auto;padding:24px 16px}.ai4d-loading-spinner{display:flex;align-items:center;justify-content:center;gap:5px;padding:40px 0;margin:auto}.ai4d-loading-spinner span{width:8px;height:8px;border-radius:50%;background:var(--ai4d-muted);animation:ai4d-bounce 1.2s ease-in-out infinite;display:block}.ai4d-loading-spinner span:nth-child(2) {animation-delay:.2s}.ai4d-loading-spinner span:nth-child(3) {animation-delay:.4s}.ai4d-typing{align-self:flex-start}.ai4d-typing .ai4d-message__bubble{background:var(--ai4d-bot-bg);border-bottom-left-radius:4px;padding:12px 16px;display:flex;align-items:center;gap:4px}.ai4d-typing .ai4d-dot{width:7px;height:7px;border-radius:50%;background:var(--ai4d-muted);animation:ai4d-bounce 1.2s ease-in-out infinite}.ai4d-typing .ai4d-dot:nth-child(2) {animation-delay:.2s}.ai4d-typing .ai4d-dot:nth-child(3) {animation-delay:.4s}.ai4d-drawer__footer{flex-shrink:0;padding:12px 14px;border-top:1px solid var(--ai4d-border);background:var(--ai4d-surface)}.ai4d-input-row{display:flex;gap:8px;align-items:center}.ai4d-input{flex:1 1 auto;border:1.5px solid var(--ai4d-border);border-radius:24px;padding:10px 16px;font-size:13.5px;font-family:inherit;color:var(--ai4d-bot-text);background:#f8fafc;outline:none;transition:border-color .18s ease , box-shadow .18s ease , background .18s ease;line-height:1.4}.ai4d-input::placeholder{color:var(--ai4d-muted)}.ai4d-input:focus{border-color:var(--ai4d-primary);background:var(--ai4d-surface);box-shadow:0 0 0 3px rgba(79,70,229,.12)}.ai4d-send-btn{width:40px;height:40px;border-radius:50%;border:none;background:var(--ai4d-gradient);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:filter .15s ease , transform .15s ease}.ai4d-send-btn:hover{filter:brightness(.88);transform:scale(1.06)}.ai4d-send-btn:active{transform:scale(.95)}.ai4d-send-btn:disabled{background:var(--ai4d-border);cursor:not-allowed;transform:none}.ai4d-send-btn:focus-visible{outline:3px solid var(--ai4d-primary);outline-offset:3px}.ai4d-send-btn svg{width:17px;height:17px;pointer-events:none;transform:translateX(1px)}@keyframes ai4d-bounce {
	0%, 60%, 100% { transform: translateY(0); }
	30%           { transform: translateY(-5px); }
}@keyframes ai4d-slide-in {
	from { opacity: 0; transform: translateY(8px); }
	to   { opacity: 1; transform: translateY(0); }
}@keyframes ai4d-pulse-dot {
	0%, 100% { opacity: 1; }
	50%       { opacity: 0.5; }
}body.ai4d-no-scroll{overflow:hidden}@media (max-width:600px){:root{--ai4d-drawer-w:100vw}.ai4d-drawer{border-radius:0}.ai4d-drawer__header{border-radius:0}.ai4d-tab{top:55%}}