        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
              overflow-x: hidden;
        }

        .btnn {
            display: inline-block;
            background-color: #2e7d32;
            color: white;
            font-weight: bold;
            padding: 15px 30px;
            border-radius: 50px;
            text-decoration: none;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            font-size: 1.1rem;
            position: relative;
            overflow: hidden;
            z-index: 1;
        }

        .btnn:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: #1b5e20;
            border-radius: 50px;
            z-index: -2;
        }
        
        .btnn:before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 100%;
            background-color: #4caf50;
            transition: all 0.3s;
            border-radius: 50px;
            z-index: -1;
        }
        
        .btnn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.2);
        }
        
        .btnn:hover:before {
            width: 100%;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 60px 20px;
        }

        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: #2e7d32;
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-title h2:after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background-color: #2e7d32;
            border-radius: 2px;
        }

        .section-title p {
            font-size: 1.2rem;
            color: #555;
            max-width: 800px;
            margin: 30px auto 0;
            line-height: 1.8;
        }

        .programs-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .program-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            position: relative;
        }

        .program-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 12px 25px rgba(0,0,0,0.15);
        }

        .card-header {
            padding: 25px;
            color: white;
            position: relative;
        }

        .green-bg {
            background-color: #2e7d32;
        }

        .blue-bg {
            background-color: #1976d2;
        }

        .card-header h3 {
            font-size: 1.6rem;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }

        .card-body {
            padding: 25px;
        }

        .card-body p {
            color: #555;
            margin-bottom: 20px;
            font-size: 1.1rem;
            line-height: 1.7;
        }

        .card-body ul {
            list-style: none;
            margin-bottom: 25px;
        }

        .card-body li {
            display: flex;
            align-items: flex-start;
            margin-bottom: 12px;
            font-size: 1.1rem;
        }

        .card-body li i {
            color: #2e7d32;
            margin-right: 10px;
            margin-top: 4px;
            font-size: 1.2rem;
        }

        /* Modal Styles */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            z-index: 1000;
            overflow-y: auto;
            backdrop-filter: blur(5px);
        }

        .modal-content {
            background-color: white;
            margin: 5% auto;
            width: 90%;
            max-width: 800px;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0,0,0,0.3);
            animation: modalFadeIn 0.5s ease;
        }

        @keyframes modalFadeIn {
            from { opacity: 0; transform: translateY(-50px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .modal-header {
            background: linear-gradient(135deg, #2e7d32, #1b5e20);
            color: white;
            padding: 25px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: relative;
        }

        .modal-header:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, #4caf50, #2e7d32);
        }

        .modal-header h2 {
            font-size: 1.8rem;
            font-weight: 600;
            text-shadow: 0 1px 3px rgba(0,0,0,0.3);
        }

        .close-modal {
            background: none;
            border: none;
            color: white;
            font-size: 2rem;
            cursor: pointer;
            transition: transform 0.2s;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
        }

        .close-modal:hover {
            transform: rotate(90deg);
            background: rgba(255,255,255,0.2);
        }

        .modal-body {
            padding: 30px;
        }

        .tree-selection {
            margin-bottom: 30px;
        }

        .tree-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }

        .tree-option {
            border: 2px solid #e0e0e0;
            border-radius: 12px;
            padding: 20px;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            background: #f9f9f9;
        }

        .tree-option:hover {
            border-color: #81c784;
            background-color: #f5fff5;
            transform: translateY(-5px);
        }

        .tree-option.selected {
            border-color: #2e7d32;
            background-color: #e8f5e9;
            box-shadow: 0 5px 15px rgba(46, 125, 50, 0.2);
        }

        .tree-option img {
            width: 100px;
            height: 100px;
            object-fit: cover;
            border-radius: 50%;
            margin-bottom: 15px;
            border: 3px solid #e0e0e0;
            transition: all 0.3s;
        }

        .tree-option.selected img {
            border-color: #4caf50;
            transform: scale(1.05);
        }

        .tree-option h3 {
            font-size: 1.3rem;
            margin-bottom: 8px;
            color: #333;
        }

        .tree-option .price {
            font-size: 1.2rem;
            font-weight: 700;
            color: #2e7d32;
            margin: 5px 0;
        }

        .tree-option .eco-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background: #ff9800;
            color: white;
            font-size: 0.8rem;
            padding: 3px 10px;
            border-radius: 20px;
            font-weight: 600;
        }

        .tree-controls {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            margin-top: 10px;
        }

        .quantity-btn {
            width: 36px;
            height: 36px;
            background: #e0e0e0;
            border: none;
            border-radius: 50%;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background 0.3s;
        }

        .quantity-btn:hover {
            background: #bdbdbd;
        }

        .quantity-input {
            width: 50px;
            height: 36px;
            text-align: center;
            font-size: 1.1rem;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-weight: bold;
        }

        .add-to-cart-btn {
            background: #2e7d32;
            color: white;
            border: none;
            border-radius: 8px;
            padding: 8px 15px;
            font-size: 0.9rem;
            cursor: pointer;
            transition: background 0.3s;
            font-weight: 600;
        }

        .add-to-cart-btn:hover {
            background: #1b5e20;
        }

        .cart-summary {
            background-color: #f5f5f5;
            border-radius: 12px;
            padding: 20px;
            margin: 30px 0;
        }

        .cart-summary h3 {
            font-size: 1.4rem;
            margin-bottom: 20px;
            color: #333;
            padding-bottom: 10px;
            border-bottom: 2px solid #e0e0e0;
        }

        .cart-items {
            max-height: 200px;
            overflow-y: auto;
            margin-bottom: 20px;
        }

        .cart-item {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid #e0e0e0;
            align-items: center;
        }

        .cart-item-info {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .cart-item img {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid #e0e0e0;
        }

        .cart-item-name {
            font-weight: 600;
        }

        .cart-item-price {
            color: #666;
            font-size: 0.9rem;
        }

        .cart-item-quantity {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .cart-item-quantity button {
            width: 24px;
            height: 24px;
            background: #e0e0e0;
            border: none;
            border-radius: 4px;
            cursor: pointer;
        }

        .cart-item-quantity input {
            width: 40px;
            height: 24px;
            text-align: center;
            border: 1px solid #e0e0e0;
            border-radius: 4px;
        }

        .remove-item {
            color: #f44336;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1.2rem;
            padding: 5px;
        }

        .cart-total {
            display: flex;
            justify-content: space-between;
            font-weight: bold;
            font-size: 1.3rem;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 2px solid #e0e0e0;
            color: #2e7d32;
        }

        .form-section {
            margin-bottom: 30px;
            border: 1px solid #e0e7e9;
            border-radius: 10px;
            padding: 20px;
            background: #f9fbfc;
        }

        .form-section h3 {
            margin-bottom: 20px;
            color: #2e7d32;
            padding-bottom: 10px;
            border-bottom: 1px solid #e0e7e9;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .form-section h3 i {
            font-size: 1.4rem;
        }

        .form-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 20px;
        }

        .form-group {
            flex: 1;
            min-width: 250px;
            margin-bottom: 15px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #333;
            font-size: 1rem;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #2e7d32;
            outline: none;
            box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.2);
        }

        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }

        .form-group.required label:after {
            content: ' *';
            color: #e53935;
        }

        .modal-footer {
            padding: 20px 30px;
            background-color: #f5f5f5;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid #e0e0e0;
        }

        .terms {
            font-size: 0.9rem;
            color: #666;
            max-width: 70%;
        }

        .terms a {
            color: #2e7d32;
            text-decoration: none;
            font-weight: 600;
        }

        .terms a:hover {
            text-decoration: underline;
        }

        .confirmation-message {
            display: none;
            text-align: center;
            padding: 50px 30px;
        }

        .confirmation-message i {
            font-size: 5rem;
            color: #2e7d32;
            margin-bottom: 20px;
            animation: successScale 0.5s ease;
        }

        @keyframes successScale {
            0% { transform: scale(0.5); opacity: 0; }
            70% { transform: scale(1.2); }
            100% { transform: scale(1); opacity: 1; }
        }

        .confirmation-message h2 {
            font-size: 2rem;
            margin-bottom: 20px;
            color: #2e7d32;
        }

        .confirmation-message p {
            font-size: 1.2rem;
            color: #555;
            margin-bottom: 30px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .receipt {
            background: white;
            border-radius: 12px;
            padding: 25px;
            text-align: left;
            max-width: 500px;
            margin: 0 auto;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            border: 1px solid #e0e0e0;
        }

        .receipt h3 {
            text-align: center;
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: #2e7d32;
            padding-bottom: 10px;
            border-bottom: 2px solid #e0e0e0;
        }

        .receipt-item {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px dashed #e0e0e0;
        }

        .receipt-total {
            display: flex;
            justify-content: space-between;
            font-weight: bold;
            font-size: 1.3rem;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 2px solid #e0e7d3;
            color: #2e7d32;
        }

        .receipt-section {
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid #e0e0e0;
        }

        .receipt-section-title {
            font-weight: bold;
            margin-bottom: 10px;
            color: #2e7d32;
        }

        .empty-cart-message {
            text-align: center;
            padding: 20px;
            color: #666;
            font-style: italic;
        }

        @media (max-width: 768px) {
            .hero {
                padding: 70px 15px;
            }
            
            .hero h1 {
                font-size: 2.5rem;
            }
            
            .hero p {
                font-size: 1.2rem;
            }
            
            .modal-content {
                width: 95%;
                margin: 2% auto;
            }
            
            .modal-footer {
                flex-direction: column;
                gap: 15px;
            }
            
            .terms {
                max-width: 100%;
                text-align: center;
                margin-bottom: 15px;
            }
            
            .tree-grid {
                grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .form-row {
                flex-direction: column;
                gap: 10px;
            }
        }
