#higra-chat-root{--brand:#0A1F8F;--brand-dark:#071569;--accent:#00A0DF;--accent-dark:#0082B8;--sidebar-w:400px;--gray-100:#f3f4f6;--gray-200:#e5e7eb;--gray-400:#9ca3af;--gray-500:#6b7280;--gray-700:#374151;--gray-900:#111827;--danger:#ef4444;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}#higra-chat-root *,#higra-chat-root *::before,#higra-chat-root *::after{box-sizing:border-box}#higra-chat-root button{font-family:inherit}#chat-overlay{position:fixed;inset:0;background:rgb(0 0 0 / .25);z-index:2147483645;opacity:0;pointer-events:none;transition:opacity .35s}#chat-fab{position:fixed;bottom:28px;right:28px;z-index:2147483647;width:60px;height:60px;border-radius:50%;border:none;cursor:pointer;background:var(--accent);color:#fff;box-shadow:0 8px 25px rgb(0 160 223 / .45);display:flex;align-items:center;justify-content:center;padding:0;transition:transform .2s,box-shadow .2s,opacity .2s}#chat-fab:hover{transform:scale(1.08);box-shadow:0 12px 30px rgb(0 160 223 / .55)}#chat-fab.hidden{opacity:0;pointer-events:none;transform:scale(.7)}#chat-sidebar{position:fixed;top:0;right:0;height:100vh;width:var(--sidebar-w);max-width:100vw;background:#fff;z-index:2147483646;box-shadow:-8px 0 40px rgb(0 0 0 / .12);display:flex;flex-direction:column;transform:translateX(100%);transition:transform .35s cubic-bezier(.4,0,.2,1)}#chat-sidebar.open{transform:translateX(0)}.cs-header{background:var(--brand);color:#fff;padding:20px 24px;display:flex;align-items:center;gap:14px;flex-shrink:0;position:relative}#chat-close-btn{position:absolute;top:12px;right:14px;background:rgb(255 255 255 / .15);border:none;color:#fff;width:30px;height:30px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}#chat-close-btn:hover{background:rgb(255 255 255 / .3)}.cs-avatar{width:44px;height:44px;border-radius:50%;background:rgb(255 255 255 / .2);display:flex;align-items:center;justify-content:center;font-size:1.25rem;flex-shrink:0}.cs-header-info h2{font-size:.95rem;font-weight:600;margin:0;color:#fff}.cs-header-info p{font-size:.78rem;opacity:.8;margin:2px 0 0;display:flex;align-items:center;gap:5px;color:#fff}.cs-online-dot{width:7px;height:7px;border-radius:50%;background:#4ade80}#chat-form-wrap{flex:1;overflow-y:auto;padding:28px 24px;display:flex;flex-direction:column;margin:0}.form-intro{margin-bottom:22px}.form-intro h3{font-size:1.05rem;color:var(--gray-900);font-weight:600;margin:0}.form-intro p{font-size:.83rem;color:var(--gray-500);margin:4px 0 0;line-height:1.5}.form-group{margin-bottom:14px}#higra-chat-root .form-group label{display:block;font-size:.8rem;font-weight:500;color:var(--gray-700);margin-bottom:5px;font-family:inherit!important}#higra-chat-root .form-group input,#higra-chat-root .form-group input[type="text"],#higra-chat-root .form-group input[type="email"],#higra-chat-root .form-group input[type="tel"],#higra-chat-root .form-group select{width:100%;padding:10px 13px;border:1.5px solid var(--gray-200);border-radius:10px;font-size:.88rem;line-height:1.4;color:var(--gray-900);background:#fff;outline:none;font-family:inherit!important;font-weight:400!important;letter-spacing:normal;transition:border-color .2s,box-shadow .2s;-webkit-appearance:none;-moz-appearance:none;appearance:none;box-shadow:none;text-transform:none;height:auto;min-height:0}#higra-chat-root .form-group select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:34px}#higra-chat-root .form-group input::placeholder{font-family:inherit!important;font-weight:400!important;color:var(--gray-500);opacity:1}#higra-chat-root .form-group input:focus,#higra-chat-root .form-group select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgb(10 31 143 / .1)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-error{font-size:.76rem;color:var(--danger);margin-top:4px;display:none}.form-group.err input,.form-group.err select{border-color:var(--danger)}.form-group.err .form-error{display:block}.btn-start{width:100%;padding:13px;background:var(--accent);color:#fff;border:none;border-radius:12px;font-size:.95rem;font-weight:600;cursor:pointer;margin-top:6px;transition:background .2s,transform .1s}.btn-start:hover{background:var(--accent-dark)}.btn-start:active{transform:scale(.98)}.btn-start:disabled{opacity:.6;cursor:wait}#chat-messages-wrap{display:none;flex:1;flex-direction:column;overflow:hidden}#chat-messages-wrap.active{display:flex}#messages{flex:1;overflow-y:auto;padding:20px 18px;display:flex;flex-direction:column;gap:14px;scroll-behavior:smooth}.msg{display:flex;flex-direction:column;max-width:82%}.msg.user{align-self:flex-end;align-items:flex-end}.msg.bot{align-self:flex-start;align-items:flex-start}.msg-bubble{padding:11px 15px;border-radius:18px;font-size:.875rem;line-height:1.55;word-break:break-word}.msg.user .msg-bubble{background:var(--brand);color:#fff;border-bottom-right-radius:4px}.msg.bot .msg-bubble{background:var(--gray-100);color:var(--gray-900);border-bottom-left-radius:4px}.msg-time{font-size:.7rem;color:var(--gray-400);margin-top:4px;padding:0 4px}.typing-bubble{display:flex;align-items:center;gap:5px;padding:12px 16px}.typing-bubble span{width:7px;height:7px;background:var(--gray-400);border-radius:50%;animation:higra-bounce .9s infinite}.typing-bubble span:nth-child(2){animation-delay:.15s}.typing-bubble span:nth-child(3){animation-delay:.3s}@keyframes higra-bounce{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-6px)}}.chat-footer{display:flex;flex-direction:column;flex-shrink:0}.chat-input-area{padding:14px 16px;border-top:1px solid var(--gray-200);display:flex;gap:10px;align-items:flex-end;background:#fff}#msg-input{flex:1;border:1.5px solid var(--gray-200);border-radius:12px;padding:10px 14px;font-size:.88rem;resize:none;outline:none;max-height:120px;line-height:1.45;font-family:inherit;transition:border-color .2s}#msg-input:focus{border-color:var(--brand)}#send-btn{width:42px;height:42px;border-radius:12px;border:none;background:var(--accent);color:#fff;cursor:pointer;flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .1s}#send-btn:hover{background:var(--accent-dark)}#send-btn:active{transform:scale(.93)}#send-btn:disabled{background:#b3e4f5;cursor:not-allowed}.chat-end-bar{padding:10px 16px;background:#fff;border-top:1px solid var(--gray-100);display:flex;justify-content:center}#end-chat-btn{background:none;border:1.5px solid var(--gray-200);color:var(--gray-500);font-size:.78rem;padding:6px 16px;border-radius:20px;cursor:pointer;transition:border-color .2s,color .2s,background .2s}#end-chat-btn:hover{border-color:var(--danger);color:var(--danger);background:#fef2f2}#chat-ended{display:none;flex:1;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:32px 24px;text-align:center}#chat-ended.active{display:flex}#chat-ended.compact{flex:0 0 auto;justify-content:center;gap:8px;padding:16px 24px;border-top:1px solid var(--gray-200);background:#fff}#chat-ended.compact .ended-icon{font-size:1.6rem}#chat-ended.compact h3{font-size:.92rem}.ended-icon{font-size:2.5rem}#chat-ended h3{font-size:1rem;font-weight:600;color:var(--gray-900);margin:0}#chat-ended p{font-size:.83rem;color:var(--gray-500);line-height:1.5;margin:0}#new-chat-btn{margin-top:6px;padding:10px 24px;background:var(--accent);color:#fff;border:none;border-radius:12px;font-size:.88rem;font-weight:600;cursor:pointer;transition:background .2s}#new-chat-btn:hover{background:var(--accent-dark)}#session-banner{display:none;padding:8px 16px;background:#f0fdf4;border-bottom:1px solid #bbf7d0;font-size:.78rem;color:#166534;text-align:center;align-items:center;justify-content:center;gap:6px}#session-banner.show{display:flex}#messages::-webkit-scrollbar,#chat-form-wrap::-webkit-scrollbar{width:5px}#messages::-webkit-scrollbar-thumb,#chat-form-wrap::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:10px}