   
        :root {
            --eid-green: #2E8B57;
            --eid-gold: #D4AF37;
            --eid-red: #E34234;
            --eid-dark: #013220;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: 'Kalpurush', Arial, sans-serif;
        }

        body {
            background: linear-gradient(135deg, #f0fff0 0%, #e6f9e6 100%);
        }

        .header {
            background: linear-gradient(to right, var(--eid-dark), var(--eid-green));
            color: white;
            padding: 1rem;
            text-align: center;
            font-size: 0.9rem;
            border-bottom: 3px solid var(--eid-gold);
            position: relative;
        }

        .moon-icon {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 2rem;
            color: var(--eid-gold);
            animation: float 3s ease-in-out infinite;
        }

        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-10px); }
            100% { transform: translateY(0px); }
        }

        .banner-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
            margin-bottom: 1rem;
        }

        .hero {
            padding: 2rem 1rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .eid-badge {
            background: var(--eid-gold);
            color: var(--eid-dark);
            padding: 0.5rem 1rem;
            border-radius: 20px;
            display: inline-block;
            margin-bottom: 1rem;
            font-weight: bold;
            position: relative;
            z-index: 1;
        }

        .headline {
            font-size: 2.5rem;
            color: var(--eid-dark);
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
            position: relative;
            z-index: 1;
        }

        .subheading {
            font-size: 1.2rem;
            color: var(--eid-dark);
            margin-bottom: 2rem;
            position: relative;
            z-index: 1;
        }

        .cta-button {
            background: linear-gradient(to right, var(--eid-green), var(--eid-dark));
            color: white;
            padding: 1rem 2rem;
            border-radius: 25px;
            text-decoration: none;
            display: inline-block;
            font-size: 1.2rem;
            margin-bottom: 2rem;
            box-shadow: 0 4px 15px rgba(0,100,0,0.3);
            border: none;
            cursor: pointer;
            position: relative;
            z-index: 1;
            transition: all 0.3s ease;
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(0,100,0,0.4);
        }

        .section {
            padding: 2rem 1rem;
            background: white;
            margin: 1rem;
            border-radius: 10px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            border: 1px solid var(--eid-gold);
            position: relative;
            overflow: hidden;
        }

        .section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 5px;
            height: 100%;
            background: var(--eid-gold);
        }

        .countdown-container {
            background: linear-gradient(to right, var(--eid-dark), var(--eid-green));
            color: white;
            padding: 1rem;
            text-align: center;
            margin: 1rem 0;
            border-radius: 10px;
            display: flex;
            flex-direction: column;
            align-items: center;
            box-shadow: 0 4px 10px rgba(0,0,0,0.2);
        }

        .countdown-label {
            font-size: 1rem;
            margin-bottom: 0.5rem;
        }

        .countdown-timer {
            font-size: 1.5rem;
            font-weight: bold;
            color: var(--eid-gold);
        }

        .form-group {
            margin: 1rem 0;
            position: relative;
        }

        input {
            width: 100%;
            padding: 0.8rem;
            margin-top: 0.5rem;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            background-color: #f9f9f9;
        }

        .amount-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin: 1.5rem 0;
        }

        .amount-option {
            border: 2px solid var(--eid-gold);
            border-radius: 10px;
            padding: 1rem;
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .amount-option.selected {
            background-color: rgba(46, 139, 87, 0.1);
            border-color: var(--eid-green);
            transform: translateY(-3px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }

        .amount {
            font-size: 1.8rem;
            font-weight: bold;
            color: var(--eid-green);
            margin-bottom: 0.5rem;
            position: relative;
        }

        .amount::before {
            content: "৳";
            margin-right: 5px;
            color: var(--eid-green);
        }

        .notification {
            display: none;
            position: fixed;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            background-color: var(--eid-green);
            color: white;
            padding: 1rem 2rem;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
            z-index: 1000;
            animation: slideIn 0.5s ease-out;
            max-width: 90%;
            text-align: center;
        }

        @keyframes slideIn {
            from { bottom: -50px; opacity: 0; }
            to { bottom: 20px; opacity: 1; }
        }

        .loading-screen {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: #2E8B57;
            z-index: 1000;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }

        .loading-container {
            width: 80%;
            height: 20px;
            background-color: #f1f1f1;
            border-radius: 10px;
            margin: 2rem 0;
            overflow: hidden;
        }

        .loading-bar {
            height: 100%;
            width: 0;
            background: linear-gradient(to right, var(--eid-green), var(--eid-dark));
            border-radius: 10px;
            transition: width 0.3s ease;
            animation: slideLeft 2s linear forwards;
        }

        @keyframes slideLeft {
            0% { width: 0%; }
            100% { width: 100%; }
        }

        .loading-message {
            text-align: center;
            margin-top: 1rem;
            font-size: 1.2rem;
            color: #FFFFFF;
        }

        .referral-section {
            display: none;
            text-align: center;
            margin-top: 2rem;
        }

        .referral-link {
            margin-top: 1rem;
            padding: 0.8rem;
            background-color: #f0f0f0;
            border-radius: 8px;
            word-break: break-all;
            display: inline-block;
            max-width: 100%;
        }

        .share-buttons {
            display: flex;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
            margin: 1.5rem 0;
        }

        .share-button {
            padding: 0.8rem 1.5rem;
            border-radius: 8px;
            color: white;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            text-decoration: none;
            font-weight: bold;
            cursor: pointer;
            border: none;
            transition: all 0.2s ease;
        }

        .whatsapp { background-color: #25D366; }
        .facebook { background-color: #1877F2; }
        .messenger { background-color: #006AFF; }
        .telegram { background-color: #0088CC; }

        .congratulations {
            display: none;
            text-align: center;
            padding: 2rem;
            background-color: #f0fff0;
            border-radius: 10px;
            margin: 2rem 0;
            border: 2px solid var(--eid-green);
        }

        .congratulations h2 {
            color: var(--eid-green);
            margin-bottom: 1rem;
        }

        .congratulations p {
            font-size: 1.1rem;
            margin-bottom: 1.5rem;
        }

        .received-amount {
            font-size: 2.5rem;
            font-weight: bold;
            color: var(--eid-green);
            margin: 1rem 0;
            position: relative;
        }

        .received-amount::before {
            content: "৳";
            margin-right: 5px;
            color: var(--eid-green);
        }

        .funny-messages {
            display: grid;
            gap: 1.5rem;
            margin: 2rem 0;
        }

        .message-card {
            background: #fff9e6;
            padding: 1.5rem;
            border-radius: 10px;
            border: 2px dashed var(--eid-green);
            position: relative;
        }

        .message-card::before {
            content: "✨";
            position: absolute;
            top: -15px;
            left: -15px;
            font-size: 1.5rem;
        }

        .copy-message-btn {
            background: var(--eid-green);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            margin-top: 1rem;
            cursor: pointer;
            border: none;
            transition: all 0.3s ease;
        }

        .copy-message-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }

        @media (min-width: 768px) {
            .headline {
                font-size: 3.5rem;
            }
            
            .amount-grid {
                grid-template-columns: repeat(4, 1fr);
            }
            
            .notification {
                max-width: 600px;
            }

            .funny-messages {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (min-width: 992px) {
            .funny-messages {
                grid-template-columns: repeat(3, 1fr);
            }
        }
    