:root{--bg-main: #F8FAFC;--bg-sidebar: #FFFFFF;--bg-header: #FFFFFF;--bg-card: #FFFFFF;--bg-input: #FFFFFF;--bg-message-user: #F1F5F9;--bg-message-bot: transparent;--accent-primary: #4F46E5;--accent-purple: #4338ca;--accent-success: #10B981;--text-primary: #1E293B;--text-secondary: #475569;--text-tertiary: #64748B;--border-main: #E2E8F0;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 9999px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,Outfit,sans-serif;background-color:var(--bg-main);color:var(--text-primary);line-height:1.6;font-size:14px}.chat-page-wrapper .chat-layout-triple{display:grid;grid-template-columns:280px minmax(0,1fr) 260px;height:calc(100vh - 50px);margin-top:50px;background:#f8fafc;overflow:hidden}.chat-page-wrapper .chat-sidebar{background:#fff;border-right:1px solid #E2E8F0;display:flex;flex-direction:column;height:100%;overflow:hidden;padding-bottom:20px}.chat-page-wrapper .new-chat-btn{width:100%;background:#111827;color:#fff;border:1px solid #111827;padding:10px 12px;border-radius:8px;font-weight:600;font-size:.8rem;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 4px 12px #0000000d}.chat-page-wrapper .conversation-item{padding:10px 14px;margin-bottom:6px;border-radius:8px;cursor:pointer;color:#475569;font-size:.8rem;background:#f8fafc;border:1px solid #E2E8F0;transition:all .2s;display:flex;justify-content:space-between;align-items:center;gap:8px}.chat-page-wrapper .conversation-item.active{border-left:3px solid #4F46E5;background:#eff6ff;color:#1e40af;border-color:#4f46e5}.chat-page-wrapper .sample-q-btn{display:block;width:100%;text-align:left;background:#fff;border:1px solid #E2E8F0;color:#64748b;padding:12px 14px;border-radius:8px;font-size:.8rem;margin-bottom:8px;cursor:pointer;line-height:1.5;transition:all .2s}.chat-page-wrapper .sample-q-btn:hover{background:#f8fafc;border-color:#4f46e5;color:#1e293b}.chat-page-wrapper .chat-center-column{display:flex;flex-direction:column;height:100%;background:#f8fafc;position:relative;overflow:hidden}.chat-page-wrapper .messages-container{flex:1;overflow-y:auto;padding:20px 40px;display:flex;flex-direction:column;gap:24px}.chat-page-wrapper .message-row.user .user-msg-content{background:transparent;color:#1e293b;font-size:.9rem;font-weight:600}.chat-page-wrapper .message-bubble{line-height:1.6;color:#1e293b;font-size:.85rem}.chat-page-wrapper .input-area-wrapper{padding:10px 40px 20px;background:#f8fafc;border-top:1px solid #E2E8F0}.chat-page-wrapper .input-container{flex:1;background:#fff;border:1px solid #E2E8F0;border-radius:8px;height:44px}.chat-page-wrapper .chat-input{color:#1e293b}.chat-page-wrapper .insights-sidebar{background:#fff;border-left:1px solid #E2E8F0}.chat-page-wrapper .insights-header h4{color:#1e293b}.chat-page-wrapper .attribute-chip{background:#f1f5f9;border:1px solid #E2E8F0;color:#475569}.chat-page-wrapper .analytics-card{background:#fff;border:1px solid #E2E8F0}.auth-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:#f8fafc;padding:20px;position:relative;overflow:hidden}.auth-page:before{content:"";position:absolute;width:600px;height:600px;background:radial-gradient(circle,#7c3aed0d,#f8fafc00 70%);top:-100px;left:-100px;border-radius:50%;z-index:0;pointer-events:none}.auth-card.modern{background:#fff;border:1px solid #E6EAF0;border-radius:20px;padding:48px;width:100%;max-width:440px;box-shadow:0 10px 25px -5px #0000000d,0 8px 10px -6px #00000003;z-index:1}.auth-title{color:#1e293b;font-size:28px;font-weight:800;margin-bottom:8px;text-align:center;letter-spacing:-.02em}.auth-tagline{color:#64748b;text-align:center;margin-bottom:32px;font-size:15px}.auth-logo{display:flex;flex-direction:column;align-items:center}.input-wrapper{position:relative;margin-bottom:20px;width:100%}.input-with-icon{width:100%;background:#fff;border:1px solid #E2E8F0;color:#1e293b;padding:14px 14px 14px 44px;border-radius:12px;font-size:15px;transition:all .2s ease;box-shadow:0 1px 2px #00000005}.input-with-icon::placeholder{color:#94a3b8}.input-with-icon:focus{background:#fff;border-color:#7c3aed;box-shadow:0 0 0 4px #7c3aed1a;outline:none}.input-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:#94a3b8;font-size:18px;pointer-events:none;z-index:2}.btn-login{width:100%;background:#111827;color:#fff;border:none;padding:14px;border-radius:12px;font-size:15px;font-weight:700;cursor:pointer;transition:all .2s ease;margin-top:10px;margin-bottom:24px;box-shadow:0 4px 10px #11182726}.btn-login:hover{transform:translateY(-2px);box-shadow:0 6px 15px #11182733;background:#1f2937}.btn-login:active{transform:translateY(0)}.btn-login:disabled{opacity:.7;cursor:not-allowed;transform:none}.auth-options{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;font-size:14px}.remember-me{display:flex;align-items:center;gap:8px;color:#475569;cursor:pointer;font-weight:500}.remember-me input[type=checkbox]{accent-color:#7C3AED;width:16px;height:16px;cursor:pointer}.forgot-password{color:#7c3aed;text-decoration:none;transition:color .2s ease;font-weight:600}.forgot-password:hover{color:#6d28d9;text-decoration:underline}.auth-footer{text-align:center;color:#64748b;font-size:14px;margin-top:24px;border-top:1px solid #E6EAF0;padding-top:24px}.link-button{background:none;border:none;color:#7c3aed;font-weight:700;cursor:pointer;font-size:14px;padding:0 4px;transition:color .2s ease}.link-button:hover{color:#6d28d9;text-decoration:underline}.error-message{background:#fef2f2;color:#ef4444;border:1px solid #FCA5A5;padding:12px;border-radius:12px;text-align:center;margin-bottom:24px;font-size:14px;font-weight:500;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.form-container{max-width:700px;margin:80px auto;background:#fff;border:1px solid #E2E8F0;border-radius:20px;padding:48px;box-shadow:0 20px 25px -5px #0000000d}.form-title{color:#1e293b}.form-group label{color:#475569}.form-group input,.form-group textarea{background:#f8fafc;border:1px solid #E2E8F0;color:#1e293b}.assistant-card{background:#fff;border:1px solid #E2E8F0}.assistant-card:hover{border-color:#4f46e5}.assistant-card-body h3{color:#1e293b}