/* ============================
           PREMIUM DESIGN SYSTEM
           ============================ */
        :root {
            /* Palette */
            --primary-green: #6BCF3D; 
            --deep-green: #0F2A1D;
            --solar-gold: #F5C542;
            --glow-yellow: #FFD966;
            --bg-dark: #050706;
            --bg-card: #0E1211;
            
            /* Gradients */
            --primary-gradient: linear-gradient(135deg, #1F7A3F 0%, #0B0F0E 100%);
            --gold-gradient: linear-gradient(90deg, #F5C542, #FFD966);
            --glass-bg: rgba(255, 255, 255, 0.03);
            --glass-border: rgba(255, 255, 255, 0.08);
            
            /* Text */
            --text-white: #FFFFFF;
            --text-muted: #A0B0AA;
            
            /* Effects */
            --shadow-glow: 0 10px 40px -10px rgba(107, 207, 61, 0.3);
            --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
            --transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
        }

        /* Reset */
        * { margin: 0; padding: 0; box-sizing: border-box; outline: none; }
        html { scroll-behavior: smooth; }
        
        body {
            font-family: 'Inter', 'Noto Sans Bengali', sans-serif;
            background-color: var(--bg-dark);
            color: var(--text-white);
            line-height: 1.7;
            overflow-x: hidden;
        }

        a { text-decoration: none; color: inherit; transition: var(--transition); }
        ul { list-style: none; }
        img { max-width: 100%; display: block; object-fit: cover; }

        /* Utilities */
        .container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
        .section-padding { padding: 100px 0; }
        .text-center { text-align: center; }
        .text-gold { color: var(--solar-gold); }
        .text-green { color: var(--primary-green); }
        
        .section-title {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 15px;
            background: var(--gold-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-family: 'Noto Sans Bengali', sans-serif;
            letter-spacing: -1px;
        }

        .section-subtitle {
            color: var(--text-muted);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 50px auto;
        }

        /* ============================
           NAVIGATION (Premium Glass)
           ============================ */
        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(5, 7, 6, 0.8);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--glass-border);
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 85px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
        }
        .logo img { height: 60px; min-width: 100px; }

        .nav-menu { display: flex; gap: 35px; }
        .nav-link {
            font-size: 0.95rem;
            color: var(--text-muted);
            font-weight: 500;
            position: relative;
        }
        .nav-link:hover, .nav-link.active { color: var(--text-white); }
        .nav-link::after {
            content: ''; position: absolute; width: 0; height: 2px;
            bottom: -5px; left: 0; background: var(--primary-green); transition: 0.3s;
        }
        .nav-link:hover::after { width: 100%; }

        .mobile-toggle { display: none; font-size: 1.8rem; cursor: pointer; color: var(--primary-green); }

        /* ============================
           HERO SECTION
           ============================ */
        .hero {
            position: relative;
            min-height: 90vh;
            display: flex;
            align-items: center;
            background: radial-gradient(circle at 70% 20%, rgba(107, 207, 61, 0.15), transparent 40%),
                        linear-gradient(to bottom, var(--bg-dark), #0F2A1D);
            overflow: hidden;
        }
        
        /* Abstract shapes */
        .hero::before {
            content: ''; position: absolute; top: -10%; right: -5%;
            width: 600px; height: 600px; background: var(--primary-green);
            filter: blur(180px); opacity: 0.2; border-radius: 50%;
        }

        .hero-content { position: relative; z-index: 2; max-width: 750px; }
        .hero h4 {
            color: var(--primary-green); font-weight: 600; letter-spacing: 3px;
            text-transform: uppercase; margin-bottom: 20px; font-size: 0.9rem;
        }
        .hero h1 {
            font-size: 4rem; line-height: 1.1; margin-bottom: 25px;
            font-family: 'Noto Sans Bengali', sans-serif; font-weight: 800;
            color: #fff;
        }
        .hero p { font-size: 1.2rem; color: var(--text-muted); margin-bottom: 40px; max-width: 600px; }

        /* Premium Buttons */
        .btn {
            padding: 14px 32px; border-radius: 50px; font-weight: 600;
            cursor: pointer; border: none; transition: var(--transition);
            font-size: 0.9rem; display: inline-flex; align-items: center; gap: 10px;
        }
        .btn-primary {
            background: var(--primary-gradient); color: #fff;
            box-shadow: 0 0 20px rgba(31, 122, 63, 0.4); border: 1px solid rgba(107, 207, 61, 0.3);
        }
        .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 0 30px rgba(107, 207, 61, 0.6); }
        
        .btn-outline {
            background: transparent; border: 1px solid var(--text-muted);
            color: var(--text-white);
        }
        .btn-outline:hover { border-color: var(--solar-gold); color: var(--solar-gold); }

        /* ============================
           PROJECT SLIDER
           ============================ */
        .projects-section { background: #000; }
        
        .project-slider {
            display: flex;
            overflow-x: auto;
            gap: 30px;
            padding-bottom: 40px;
            scroll-snap-type: x mandatory;
            scrollbar-width: none;
        }
        .project-slider::-webkit-scrollbar { display: none; }

        .project-card {
            min-width: 100%;
            scroll-snap-align: center;
            position: relative;
            height: 500px;
            border-radius: 20px;
            overflow: hidden;
            border: 1px solid var(--glass-border);
        }

        @media (min-width: 768px) {
            .project-card { min-width: calc(50% - 15px); }
        }
        @media (min-width: 1024px) {
            .project-card { min-width: calc(33.333% - 20px); }
        }

        .project-img {
            width: 100%; height: 100%;
            transition: transform 0.6s ease;
        }
        .project-card:hover .project-img { transform: scale(1.05); }

        .project-overlay {
            position: absolute; bottom: 0; left: 0; right: 0;
            padding: 30px;
            background: linear-gradient(to top, #000 0%, transparent 100%);
            z-index: 2;
        }
        .project-tag {
            background: var(--solar-gold); color: #000;
            padding: 5px 12px; border-radius: 4px; font-size: 0.75rem; font-weight: 700;
        }

        /* ============================
           SERVICES & PRODUCTS GRID
           ============================ */
        .grid-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .premium-card {
            background: var(--bg-card);
            border: 1px solid var(--glass-border);
            border-radius: 16px;
            padding: 30px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .premium-card:hover {
            transform: translateY(-10px);
            border-color: var(--primary-green);
            box-shadow: var(--shadow-glow);
        }

        .card-icon {
            font-size: 2.5rem; margin-bottom: 20px;
            background: var(--gold-gradient); -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .card-title { font-size: 1.4rem; margin-bottom: 10px; color: #fff; }
        .card-desc { color: var(--text-muted); margin-bottom: 20px; font-size: 0.95rem; }

        .product-img {
            height: 200px; width: 100%; border-radius: 8px; margin-bottom: 20px;
            background: #222;
        }

        /* ============================
           ABOUT US
           ============================ */
        .about-grid {
            display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center;
        }
        .about-content h3 { color: var(--primary-green); margin-bottom: 20px; }
        .about-content p { color: var(--text-muted); margin-bottom: 20px; }
        .about-stats {
            display: flex; gap: 30px; margin-top: 30px;
            padding-top: 30px; border-top: 1px solid var(--glass-border);
        }
        .stat h2 { font-size: 2.5rem; color: var(--solar-gold); }

        /* ============================
           CONTACT US & LOCATION
           ============================ */
        .contact-wrapper {
            background: var(--bg-card);
            border: 1px solid var(--glass-border);
            border-radius: 20px;
            padding: 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .contact-info-box {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            margin-bottom: 30px;
        }
        .contact-icon {
            background: rgba(107, 207, 61, 0.1);
            padding: 15px; border-radius: 50%; color: var(--primary-green);
        }

        .map-frame {
            width: 100%; height: 300px; border-radius: 12px; border: none;
            background: #222;
        }

        /* ============================
           PACKAGES SECTION (UPDATED)
           ============================ */
        .packages-section { background: #080a09; position: relative; }
        
        .package-slider-wrapper {
            position: relative;
        }

        .package-slider {
            display: flex;
            overflow-x: auto;
            gap: 25px;
            padding: 20px 5px 50px 5px;
            scroll-snap-type: x mandatory;
            scroll-behavior: smooth;
            -ms-overflow-style: none;
            scrollbar-width: none;
        }
        .package-slider::-webkit-scrollbar { display: none; }

        .package-card {
            min-width: 320px;
            max-width: 360px;
            flex: 0 0 auto;
            scroll-snap-align: start;
            background: var(--bg-card);
            border: 1px solid var(--glass-border);
            border-radius: 20px;
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .package-card:hover {
            transform: translateY(-10px);
            border-color: var(--primary-green);
            box-shadow: var(--shadow-glow);
        }

        .package-header-strip {
            background: linear-gradient(90deg, #1F7A3F, #0B0F0E);
            padding: 15px;
            text-align: center;
            border-bottom: 1px solid var(--glass-border);
        }

        .package-title {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin: 0;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .package-content {
            padding: 25px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .package-summary {
            color: var(--primary-green);
            font-size: 0.9rem;
            text-align: center;
            margin-bottom: 15px;
            font-weight: 600;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            padding-bottom: 10px;
        }

        .package-items {
            margin-bottom: 20px;
            flex-grow: 1;
        }

        .package-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 8px;
            color: #ddd;
            font-size: 0.85rem;
            line-height: 1.4;
        }
        
        .package-item svg {
            width: 14px;
            height: 14px;
            color: var(--solar-gold);
            flex-shrink: 0;
            margin-top: 3px;
        }

        .package-price-area {
            margin-top: auto;
            border-top: 1px solid var(--glass-border);
            padding-top: 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(0,0,0,0.2);
            margin: 0 -25px -25px -25px; /* Full width footer */
            padding: 20px 25px;
        }

        .package-price {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--solar-gold);
            font-family: 'Inter', sans-serif;
        }

        .package-btn {
            background: var(--primary-gradient);
            color: #fff;
            border: none;
            padding: 10px 18px;
            border-radius: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.3s;
            box-shadow: 0 4px 10px rgba(0,0,0,0.3);
        }

        .package-btn:hover {
            filter: brightness(1.1);
            transform: scale(1.05);
        }

        .badge-popular {
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            background: var(--solar-gold);
            color: #000;
            padding: 4px 15px;
            font-size: 0.75rem;
            font-weight: 800;
            border-radius: 0 0 10px 10px;
            z-index: 2;
        }

        /* Scroll Hint */
        .scroll-hint {
            text-align: center;
            margin-top: 10px;
            color: var(--text-muted);
            font-size: 0.8rem;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 5px;
        }
        .scroll-hint i { animation: bounce 1.5s infinite; }
        @keyframes bounce {
            0%, 20%, 50%, 80%, 100% {transform: translateX(0);}
            40% {transform: translateX(5px);}
            60% {transform: translateX(3px);}
        }

        /* ============================
           MODAL
           ============================ */
        .modal {
            display: none;
            position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0, 0, 0, 0.9);
            z-index: 2000;
            justify-content: center;
            align-items: center;
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .modal.active { display: flex; opacity: 1; }
        
        .modal-content {
            background: #111; width: 90%; max-width: 600px;
            padding: 40px; border-radius: 16px;
            border: 1px solid var(--primary-green);
            position: relative;
            transform: scale(0.8); transition: transform 0.3s ease;
        }
        .modal.active .modal-content { transform: scale(1); }
        .close-modal {
            position: absolute; top: 15px; right: 20px;
            font-size: 1.5rem; cursor: pointer; color: var(--text-muted);
        }


/* Wrapper */
        .premium-calc-wrapper {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 40px;
            max-width: 1200px;
            margin: 0 auto;
        }

        /* --- LEFT SIDE STYLES --- */
        .selection-area {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 20px;
            padding: 30px;
            backdrop-filter: blur(10px);
        }

        .input-group label {
            display: block;
            color: #aaa;
            margin-bottom: 10px;
            font-size: 0.9rem;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        .custom-select-wrapper {
            display: flex;
            gap: 10px;
            margin-bottom: 30px;
        }

        .custom-select {
            flex: 1;
            background: #0a0a0a;
            color: #fff;
            border: 1px solid #333;
            padding: 15px;
            border-radius: 10px;
            font-size: 1rem;
            cursor: pointer;
            appearance: none; /* Remove default arrow */
            background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%236BCF3D%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
            background-repeat: no-repeat;
            background-position: right 15px top 50%;
            background-size: 12px auto;
        }

        .custom-select:focus {
            outline: none;
            border-color: var(--primary-green);
            box-shadow: 0 0 15px rgba(107, 207, 61, 0.2);
        }

        .add-btn {
            background: var(--primary-gradient);
            color: #fff;
            border: none;
            padding: 0 25px;
            border-radius: 10px;
            cursor: pointer;
            font-weight: bold;
            display: flex;
            align-items: center;
            gap: 5px;
            transition: 0.3s;
        }
        .add-btn:hover { transform: translateY(-2px); box-shadow: 0 5px 15px rgba(107, 207, 61, 0.4); }

        /* Device List */
        .list-title {
            color: #fff;
            margin-bottom: 20px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            padding-bottom: 10px;
        }

        .devices-grid {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-height: 400px;
            overflow-y: auto;
            padding-right: 5px;
        }

        .device-tag {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            padding: 12px 15px;
            border-radius: 8px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            animation: slideIn 0.3s ease;
        }

        @keyframes slideIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .device-info h5 { color: #fff; margin: 0; font-size: 1rem; }
        .device-info span { color: var(--solar-gold); font-size: 0.8rem; }

        .tag-controls {
            display: flex;
            align-items: center;
            gap: 10px;
            background: #000;
            padding: 4px;
            border-radius: 6px;
        }
        
        .mini-btn {
            width: 24px;
            height: 24px;
            border-radius: 4px;
            border: none;
            background: #222;
            color: #fff;
            cursor: pointer;
            font-weight: bold;
        }
        .mini-btn:hover { background: var(--primary-green); color: #000; }
        
        .qty-display { min-width: 20px; text-align: center; font-weight: bold; color: #fff; }

        .empty-state {
            text-align: center;
            color: #555;
            padding: 30px;
            font-style: italic;
            border: 2px dashed rgba(255,255,255,0.05);
            border-radius: 10px;
        }

        /* --- RIGHT SIDE DASHBOARD --- */
        .result-dashboard {
            position: relative;
        }

        .dash-glass {
            background: rgba(20, 20, 20, 0.6);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 24px;
            padding: 40px;
            position: sticky;
            top: 100px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.6), inset 0 0 0 1px rgba(255,255,255,0.05);
            text-align: center;
        }

        .dash-header {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            margin-bottom: 30px;
            color: #888;
            font-size: 0.9rem;
            letter-spacing: 2px;
            text-transform: uppercase;
        }

        .pulse-dot {
            width: 10px;
            height: 10px;
            background: #ff3333;
            border-radius: 50%;
            box-shadow: 0 0 10px #ff3333;
            animation: pulse 1.5s infinite;
        }

        @keyframes pulse {
            0% { opacity: 0.4; box-shadow: 0 0 0 0 rgba(255, 51, 51, 0.7); }
            70% { opacity: 1; box-shadow: 0 0 0 10px rgba(255, 51, 51, 0); }
            100% { opacity: 0.4; box-shadow: 0 0 0 0 rgba(255, 51, 51, 0); }
        }

        .total-watts-box {
            position: relative;
            margin-bottom: 20px;
            height: 140px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }

        .glow-bg {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(107, 207, 61, 0.2) 0%, rgba(0,0,0,0) 70%);
            z-index: 0;
            animation: breathe 3s infinite ease-in-out;
        }

        @keyframes breathe {
            0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
            50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.8; }
        }

        .watt-value {
            position: relative;
            z-index: 2;
            font-size: 3.5rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
            text-shadow: 0 0 20px rgba(255,255,255,0.2);
        }

        .unit {
            position: relative;
            z-index: 2;
            font-size: 0.9rem;
            color: #666;
            letter-spacing: 3px;
            margin-top: 5px;
        }

        .kw-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
            margin-bottom: 25px;
            background: rgba(255,255,255,0.03);
            padding: 15px;
            border-radius: 12px;
        }

        .kv-item small { color: #777; display: block; margin-bottom: 5px; }
        .kv-item h2 { margin: 0; font-size: 1.5rem; }
        .kv-item h4 { margin: 0; font-size: 1rem; }

        .rec-card {
            background: rgba(107, 207, 61, 0.1);
            border: 1px solid rgba(107, 207, 61, 0.3);
            padding: 15px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            gap: 15px;
            text-align: left;
            margin-bottom: 25px;
        }
        
        .rec-icon { font-size: 1.5rem; }
        .rec-text small { color: #aaa; font-size: 0.8rem; }
        .rec-text h5 { margin: 0; color: #fff; font-size: 1.1rem; }

        .quote-btn {
            width: 100%;
            padding: 18px;
            background: linear-gradient(45deg, var(--solar-gold), #b8860b);
            border: none;
            border-radius: 12px;
            color: #000;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.3s;
            box-shadow: 0 10px 20px rgba(245, 197, 66, 0.2);
        }
        .quote-btn:hover { transform: translateY(-3px); box-shadow: 0 15px 30px rgba(245, 197, 66, 0.4); }

        @media (max-width: 768px) {
            .premium-calc-wrapper { grid-template-columns: 1fr; }
            .dash-glass { position: static; margin-top: 30px; }
        }
        
        
        /* ============================
           FLOATING WIDGETS
           ============================ */
        .wa-float {
            position: fixed; bottom: 30px; right: 30px;
            width: 60px; height: 60px; background: #25D366;
            border-radius: 50%; display: flex; align-items: center; justify-content: center;
            color: #fff; font-size: 30px; z-index: 997; box-shadow: 0 5px 20px rgba(37, 211, 102, 0.4);
            transition: 0.3s;
        }
        .wa-float:hover { transform: scale(1.1); }

        
        /* ============================
           FOOTER
           ============================ */
        footer { background: #020202; padding: 80px 0 30px; border-top: 1px solid #111; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
        .footer-col h4 { color: #fff; margin-bottom: 20px; font-size: 1.2rem; }
        .footer-col ul li a { color: var(--text-muted); display: block; margin-bottom: 10px; transition: 0.3s; }
        .footer-col ul li a:hover { color: var(--primary-green); padding-left: 5px; }

        /* Responsive */
        @media (max-width: 768px) {
            .nav-menu { display: none; position: absolute; top: 85px; left: 0; width: 100%; background: #050706; flex-direction: column; padding: 20px; text-align: center; border-bottom: 1px solid #333; }
            .nav-menu.active { display: flex; }
            .mobile-toggle { display: block; }
            .hero h1 { font-size: 2.5rem; }
            .about-grid, .contact-wrapper, .footer-grid { grid-template-columns: 1fr; }
            .chat-window { width: 90%; right: 5%; }
        }
        
        
        
      
      
      


    
/* ================= CHATBOT CSS START ================= */
#htc-embed-wrapper {
    position: relative;
}

/* ================= TOGGLE BUTTON ================= */
#htc-embed-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg,#0f3d1f,#1f7a3a);
    border-radius: 50%;
    border: 2px solid #2ecc71;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    box-shadow: 0 8px 30px rgba(0,0,0,0.45);
    color:#ffffff;
    font-size:24px;
}

/* ================= CHAT WINDOW ================= */
#htc-embed-chat {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 380px;
    height: 560px;
    background: linear-gradient(180deg,#0b1f13,#102e1b);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translateY(20px) scale(0.96);
    transition: all .35s ease;
    z-index: 99998;
    border:1px solid rgba(46,204,113,0.25);
}

#htc-embed-chat.htc-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0) scale(1);
}

/* ================= HEADER ================= */
.htc-embed-header {
    background: linear-gradient(180deg,#000000,#0a0a0a);
    padding: 18px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    border-bottom: 1px solid rgba(34,197,94,0.25);
}

.htc-embed-logo {
    width: 48px;
}

.htc-embed-header-text h3 {
    color: #ffffff;
    font-size: 16px;
    margin:0;
}

.htc-embed-header-text p {
    color: rgba(255,255,255,0.85);
    font-size: 12px;
    margin:2px 0 0;
}

/* ================= BODY ================= */
.htc-embed-body {
    flex: 1;
    padding: 18px;
    background: linear-gradient(180deg,#0b1f13,#0f2a19);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* ================= MESSAGE ================= */
.htc-embed-msg {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 14px;
    line-height: 1.5;
}

.htc-embed-bot {
    background: rgba(34,197,94,0.15);
    color: #e6fff2;
    align-self: flex-start;
    border:1px solid rgba(34,197,94,0.25);
}

.htc-embed-user {
    background: linear-gradient(135deg,#16a34a,#22c55e);
    color: #ffffff;
    align-self: flex-end;
}

/* ================= FOOTER ================= */
.htc-embed-footer {
    padding: 12px;
    display: flex;
    gap: 8px;
    border-top: 1px solid rgba(46,204,113,0.2);
    background:#0b1f13;
}

#htc-embed-input {
    flex: 1;
    padding: 12px 14px;
    border-radius: 25px;
    border: 1px solid rgba(46,204,113,0.4);
    outline: none;
    background:#102e1b;
    color:#fff;
}

#htc-embed-input::placeholder{
    color:rgba(255,255,255,0.6);
}

.htc-embed-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    color:#fff;
    font-size:18px;
}

#htc-embed-send {
    background: linear-gradient(135deg,#16a34a,#22c55e);
}

#htc-embed-mic {
    background:#14532d;
}

#htc-embed-mic.htc-listening {
    box-shadow: 0 0 12px rgba(34,197,94,0.9);
}

/* ================= RESPONSIVE ================= */
@media (max-width: 480px) {
    #htc-embed-chat {
        width: 100%;
        height: 100vh;
        bottom: 0;
        right: 0;
        border-radius: 0;
    }
}
/* ================= CHATBOT CSS END ================= */