:root {
            --primary-orange: #f97316;
            --secondary-amber: #ff9e00;
            --accent-gold: #ffb700;
            --dark-slate: #1f2937;
            --light-cream: #f7fafc;
            --neutral-gray: #1f2937;
            --success-teal: #38b2ac;
            --error-red: #e53e3e;
            --font-heading: "Poppins", sans-serif;
            --font-body: "Inter", sans-serif;
            --smooth-transition: all 0.3s ease;
            --premium-transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --soft-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            --hover-shadow: 0 20px 40px rgba(249, 115, 22, 0.15);
            --corner-radius: 12px;
            --large-radius: 20px;
            --brand-gradient: linear-gradient(135deg, #f97316 0%, #ff9e00 100%);
            --background-gradient: linear-gradient(135deg, #fff7ed 0%, #ffedd5 50%, #fed7aa 100%);
            --reverse-gradient: linear-gradient(135deg, #ff9e00 0%, #ff6b35 50%, #f97316 100%);
            --glass-surface: rgba(255, 255, 255, 0.03);
            --glass-outline: rgba(255, 255, 255, 0.08);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

 
        /* Chat Widget Styles */
        .chat-widget {
            position: fixed;
            bottom: 20px;
            left: 20px;
            z-index: 1000;
        }

        .chat-toggle {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--brand-gradient);
            border: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
            box-shadow: var(--soft-shadow);
            transition: var(--premium-transition);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .chat-toggle:hover {
            transform: translateY(-2px);
            box-shadow: var(--hover-shadow);
        }

        .chat-container {
            position: absolute;
            bottom: 15px;
            left: 90px;
            width: 380px;
            height: 500px;
            background: white;
            border-radius: var(--large-radius);
            box-shadow: var(--soft-shadow);
            display: none;
            flex-direction: column;
            overflow: hidden;
            border: 1px solid rgba(249, 115, 22, 0.1);
        }

        .chat-container.active {
            display: flex;
            animation: slideUp 0.3s ease-out;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .chat-header {
            background: var(--brand-gradient);
            color: white;
            padding: 20px;
            text-align: center;
            position: relative;
        }

        .chat-header h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            margin-bottom: 5px;
        }

        .chat-header p {
            font-size: 1.3rem;
            opacity: 0.9;
        }

        .chat-close {
            position: absolute;
            right: 15px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: white;
            font-size: 20px;
            cursor: pointer;
            opacity: 0.8;
            transition: var(--smooth-transition);
        }

        .chat-close:hover {
            opacity: 1;
        }

        .chat-messages {
            flex: 1;
            padding: 20px;
            overflow-y: auto;
            background: #fafafa;
        }

        .message {
            margin-bottom: 15px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .message.user {
            flex-direction: row-reverse;
        }

        .message.user .message-content {
            background: var(--brand-gradient);
            color: white;
            margin-left: auto;
        }

        .message-content {
            background: white;
            padding: 12px 16px;
            border-radius: var(--corner-radius);
            max-width: 80%;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            font-size: 1.3rem;
            line-height: 1.4;
        }

        .bot-avatar {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 14px;
            flex-shrink: 0;
            position: relative;
        }

        .bot-avatar.animate-ping::after {
            content: '';
            position: absolute;
            top: -2px;
            left: -2px;
            right: -2px;
            bottom: -2px;
            border-radius: 50%;
            border: 2px solid var(--primary-orange);
            animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
        }

        @keyframes ping {
            75%, 100% {
                transform: scale(1.1);
                opacity: 0;
            }
        }

        .chat-input {
            padding: 20px;
            border-top: 1px solid #eee;
            background: white;
        }

        .input-group {
            display: flex;
            gap: 10px;
            align-items: center;
        }

        .chat-input input {
            flex: 1;
            padding: 12px 16px;
            border: 2px solid #eee;
            border-radius: var(--corner-radius);
            font-size: 1.3rem;
            outline: none;
            transition: var(--smooth-transition);
        }

        .chat-input input:focus {
            border-color: var(--primary-orange);
        }

        .send-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--brand-gradient);
            border: none;
            color: white;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--smooth-transition);
        }

        .send-btn:hover {
            transform: scale(1.05);
        }

        .send-btn:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none;
        }

        /* Popup Styles */
        .chat-popup {
            position: fixed;
            bottom: 100px;
            left: 30px;
            background: white;
            padding: 20px;
            border-radius: var(--large-radius);
            box-shadow: var(--soft-shadow);
            max-width: 300px;
            z-index: 999;
            display: none;
            border: 1px solid rgba(249, 115, 22, 0.1);
        }

        .chat-popup.show {
            display: block;
            animation: popupSlide 0.4s ease-out;
        }

        @keyframes popupSlide {
            from {
                opacity: 0;
                transform: translateY(20px) scale(0.9);
            }
            to {
                opacity: 1;
                transform: translateY(0) scale(1);
            }
        }

        .popup-content h4 {
            font-family: var(--font-heading);
            color: var(--dark-slate);
            margin-bottom: 10px;
            font-size: 1.1rem;
        }

        .popup-content p {
            color: var(--neutral-gray);
            margin-bottom: 15px;
            font-size: 0.9rem;
        }

        .popup-buttons {
            display: flex;
            gap: 10px;
        }

        .popup-btn {
            flex: 1;
            padding: 10px;
            border: none;
            border-radius: var(--corner-radius);
            cursor: pointer;
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--smooth-transition);
        }

        .popup-btn.primary {
            background: var(--brand-gradient);
            color: white;
        }

        .popup-btn.secondary {
            background: #f3f4f6;
            color: var(--neutral-gray);
        }

        .popup-btn:hover {
            transform: translateY(-1px);
        }

        .action-buttons {
            display: flex;
            gap: 10px;
            margin-top: 15px;
        }

        .action-btn {
            flex: 1;
            padding: 10px 15px;
            border: 2px solid var(--primary-orange);
            border-radius: var(--corner-radius);
            cursor: pointer;
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--smooth-transition);
            background: white;
            color: var(--primary-orange);
        }

        .action-btn:hover {
            background: var(--brand-gradient);
            color: white;
        }

        .typing-indicator {
            display: none;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
        }

        .typing-indicator.show {
            display: flex;
        }

        .typing-dots {
            display: flex;
            gap: 4px;
        }

        .typing-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary-orange);
            animation: typingDot 1.4s infinite ease-in-out;
        }

        .typing-dot:nth-child(1) { animation-delay: -0.32s; }
        .typing-dot:nth-child(2) { animation-delay: -0.16s; }

        @keyframes typingDot {
            0%, 80%, 100% {
                transform: scale(0);
                opacity: 0.5;
            }
            40% {
                transform: scale(1);
                opacity: 1;
            }
        }

        @media (max-width: 480px) {
            .chat-widget {
                left: 15px;
            }
            
            .chat-container {
                width: calc(100vw - 30px);
                height: calc(100vh - 100px);
                left: 15px;
                bottom: 80px;
            }

            .chat-popup {
                left: 15px;
                max-width: calc(100vw - 30px);
            }
        }

           /* Tablet Responsive */
        @media (max-width: 768px) {
            .demo-content h1 {
                font-size: 2rem;
            }
            
            .demo-content p {
                font-size: 1rem;
            }
            
            .chat-container {
                width: 350px;
                height: 450px;
            }
            
            .chat-popup {
                max-width: 280px;
            }
        }

        /* Mobile Responsive */
        @media (max-width: 480px) {
        
            
            .chat-widget {
                left: 15px;
                bottom: 15px;
            }
            
            .chat-toggle {
                width: 55px;
                height: 55px;
                font-size: 20px;
            }
            
            .chat-container {
                width: calc(100vw - 25px);
                height: calc(100vh - 125px);
                left: 15px;
                right: 15px;
                bottom: 60px;
                border-radius: 15px;
            }
            
            .chat-header {
                padding: 15px;
            }
            
            .chat-header h3 {
                font-size: 1.5rem;
            }
            
            .chat-header p {
                font-size: 1.2rem;
            }
            
            .chat-messages {
                padding: 15px;
            }
            
            .message-content {
                font-size: 1.2rem;
                padding: 10px 14px;
                max-width: 85%;
            }
            
            .bot-avatar {
                width: 28px;
                height: 28px;
                font-size: 12px;
            }
            
            .chat-input {
                padding: 15px;
            }
            
            .chat-input input {
                font-size: 0.85rem;
                padding: 10px 14px;
            }
            
            .send-btn {
                width: 36px;
                height: 36px;
                font-size: 14px;
            }
            
            .chat-popup {
                left: 15px;
                bottom: 85px;
                max-width: calc(100vw - 30px);
                padding: 15px;
                border-radius: 15px;
            }
            
            .popup-content h4 {
                font-size: 1rem;
            }
            
            .popup-content p {
                font-size: 0.85rem;
            }
            
            .popup-btn {
                padding: 8px 12px;
                font-size: 0.85rem;
            }
            
            .action-btn {
                padding: 8px 12px;
                font-size: 0.85rem;
            }
        }

        /* Small Mobile Responsive */
        @media (max-width: 360px) {
            .demo-content h1 {
                font-size: 1.6rem;
            }
            
            .chat-container {
                width: calc(100vw - 20px);
                left: 10px;
                height: calc(100vh - 100px);
            }
            
            .chat-popup {
                left: 10px;
                max-width: calc(100vw - 20px);
                padding: 12px;
            }
            
            .chat-widget {
                left: 10px;
            }
            
            .chat-toggle {
                width: 50px;
                height: 50px;
                font-size: 18px;
            }
            
            .popup-buttons {
                flex-direction: column;
                gap: 8px;
            }
            
            .action-buttons {
                flex-direction: column;
                gap: 8px;
            }
        }

        /* Landscape Mobile */
        @media (max-width: 768px) and (orientation: landscape) {
            .chat-container {
                height: calc(100vh - 80px);
                width: 320px;
            }
            
            .demo-content {
                padding: 20px;
            }
            
            .demo-content h1 {
                font-size: 1.8rem;
                margin-bottom: 10px;
            }
            
            .demo-content p {
                margin-bottom: 15px;
            }
        }