:root{--mdc-primary:#6366f1;--mdc-primary-dark:#4f46e5;--mdc-primary-light:#818cf8;--mdc-primary-glow:rgba(99, 102, 241, 0.4);--mdc-gradient:linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);--mdc-gradient-hover:linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #9333ea 100%);--mdc-bg:#ffffff;--mdc-bg-glass:rgba(255, 255, 255, 0.85);--mdc-text:#1e1b4b;--mdc-text-light:#64748b;--mdc-border:rgba(148, 163, 184, 0.2);--mdc-shadow:0 25px 50px -12px rgba(0, 0, 0, 0.25);--mdc-shadow-glow:0 0 40px var(--mdc-primary-glow);--mdc-radius:24px;--mdc-radius-sm:16px}.mdc-chat-toggle{position:fixed;bottom:28px;z-index:99999;width:64px;height:64px;border-radius:20px;background:var(--mdc-gradient);border:none;cursor:pointer;box-shadow:var(--mdc-shadow),var(--mdc-shadow-glow);display:flex;align-items:center;justify-content:center;transition:all 0.4s 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svg{fill:#fff}.mdc-message-content{background:#fff;padding:14px 18px;border-radius:var(--mdc-radius-sm);font-size:14.5px;line-height:1.6;color:var(--mdc-text);box-shadow:0 2px 12px rgb(0 0 0 / .06);border:1px solid rgb(148 163 184 / .1)}.mdc-message.user .mdc-message-content{background:var(--mdc-gradient);color:#fff;border-radius:var(--mdc-radius-sm) var(--mdc-radius-sm) 6px var(--mdc-radius-sm);border:none;box-shadow:0 4px 16px var(--mdc-primary-glow)}.mdc-message.assistant .mdc-message-content{border-radius:var(--mdc-radius-sm) var(--mdc-radius-sm) var(--mdc-radius-sm) 6px}.mdc-typing{display:flex;gap:5px;padding:6px 0;align-items:center}.mdc-typing span{width:10px;height:10px;border-radius:50%;background:var(--mdc-gradient);animation:mdc-typing-bounce 1.4s infinite ease-in-out}.mdc-typing span:nth-child(2){animation-delay:0.16s}.mdc-typing span:nth-child(3){animation-delay:0.32s}@keyframes 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a:hover{color:var(--mdc-primary-dark)}.mdc-chat-messages::-webkit-scrollbar{width:6px}.mdc-chat-messages::-webkit-scrollbar-track{background:#fff0}.mdc-chat-messages::-webkit-scrollbar-thumb{background:linear-gradient(180deg,var(--mdc-primary-light),var(--mdc-primary));border-radius:10px}.mdc-message-content a{color:var(--mdc-primary);text-decoration:none;font-weight:500;border-bottom:1px solid currentColor;transition:opacity 0.3s ease}.mdc-message-content a:hover{opacity:.8}.mdc-message.user .mdc-message-content a{color:#fff}@media (max-width:480px){.mdc-chat-window{width:calc(100vw - 20px);height:calc(100vh - 100px);bottom:80px;right:10px!important;left:10px!important;border-radius:20px}.mdc-chat-toggle{width:58px;height:58px;bottom:16px;right:16px!important;border-radius:18px}.mdc-chat-toggle.left{left:16px!important;right:auto!important}.mdc-chat-header{padding:16px 18px}.mdc-chat-messages{padding:18px}.mdc-message{max-width:92%}}@media 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