@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&display=swap');
        
        :root {
            --primary: #2c3e50;
            --secondary: #3498db;
            --accent: #e74c3c;
            --dark: #1a252f;
            --light: #ecf0f1;
            --success: #2ecc71;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Montserrat', sans-serif;
        }
        
        body {
            background: linear-gradient(135deg, var(--dark), var(--primary));
            color: var(--light);
            min-height: 100vh;
            overflow-x: hidden;
        }
        
        /* Header */
        header {
            background: rgba(26, 37, 47, 0.9);
            backdrop-filter: blur(10px);
            padding: 15px 0;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
            border-bottom: 1px solid rgba(52, 152, 219, 0.2);
        }
        
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 20px;
        }
        
        .nav-links {
            display: flex;
            gap: 30px;
        }
        
        .nav-links a {
            color: var(--light);
            text-decoration: none;
            font-weight: 600;
            font-size: 16px;
            position: relative;
            padding: 5px 0;
            transition: all 0.3s ease;
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--secondary);
            transition: width 0.3s ease;
        }
        
        .nav-links a:hover {
            color: var(--secondary);
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .nav-links a.active {
            color: var(--secondary);
        }
        
        .nav-links a.active::after {
            width: 100%;
        }
        
        .account-btn {
            background: linear-gradient(135deg, var(--secondary), #2980b9);
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 5px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
text-decoration: none;
        }
        
        .account-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(52, 152, 219, 0.4);
        }
        
        /* Donate Section */
        .donate-section {
            padding: 150px 20px 100px;
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }
        
        .section-title {
            font-size: 36px;
            margin-bottom: 50px;
            position: relative;
            display: inline-block;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background: var(--secondary);
        }
        
        .donate-form {
            background: rgba(44, 62, 80, 0.8);
            border-radius: 10px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            border: 1px solid rgba(52, 152, 219, 0.2);
            margin-bottom: 40px;
            animation: fadeInUp 1s ease;
        }
        
        .form-group {
            margin-bottom: 25px;
            text-align: left;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--secondary);
        }
        
        .form-control {
            width: 100%;
            padding: 12px 15px;
            background: rgba(26, 37, 47, 0.7);
            border: 1px solid rgba(52, 152, 219, 0.3);
            border-radius: 5px;
            color: var(--light);
            font-size: 16px;
            transition: all 0.3s ease;
        }
        
        .form-control:focus {
            outline: none;
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
        }
        
        .donate-btn {
            background: linear-gradient(135deg, var(--success), #27ae60);
            color: white;
            border: none;
            padding: 15px 40px;
            font-size: 18px;
            font-weight: 600;
            border-radius: 50px;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 8px 25px rgba(46, 204, 113, 0.3);
            width: 100%;
            position: relative;
            overflow: hidden;
        }
        
        .donate-btn::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transition: 0.5s;
        }
        
        .donate-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(46, 204, 113, 0.4);
        }
        
        .donate-btn:hover::before {
            left: 100%;
        }
        
        .payment-methods {
            margin-top: 40px;
        }
        
        .payment-title {
            font-size: 18px;
            margin-bottom: 20px;
            color: rgba(236, 240, 241, 0.8);
        }
        
        .payment-icons {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        
        .payment-icon {
            font-size: 40px;
            color: var(--light);
            opacity: 0.8;
            transition: all 0.3s ease;
        }
        
        .payment-icon:hover {
            opacity: 1;
            transform: translateY(-5px);
            color: var(--secondary);
        }
        
        /* Benefits Section */
        .benefits-section {
            margin-top: 60px;
        }
        
        .benefits-title {
            font-size: 24px;
            margin-bottom: 30px;
            color: var(--secondary);
        }
        
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }
        
        .benefit-card {
            background: rgba(44, 62, 80, 0.6);
            border-radius: 10px;
            padding: 25px;
            transition: all 0.3s ease;
            border: 1px solid rgba(52, 152, 219, 0.1);
        }
        
        .benefit-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
            border-color: var(--secondary);
        }
        
        .benefit-icon {
            font-size: 30px;
            color: var(--secondary);
            margin-bottom: 15px;
        }
        
        .benefit-card h3 {
            font-size: 18px;
            margin-bottom: 10px;
        }
        
        .benefit-card p {
            color: rgba(236, 240, 241, 0.7);
            font-size: 14px;
            line-height: 1.5;
        }
        
        /* Particles */
        .particles {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            overflow: hidden;
        }
        
        .particle {
            position: absolute;
            background: rgba(52, 152, 219, 0.5);
            border-radius: 50%;
            animation: float linear infinite;
        }
        
        @keyframes float {
            0% {
                transform: translateY(0) rotate(0deg);
                opacity: 1;
            }
            100% {
                transform: translateY(-1000px) rotate(720deg);
                opacity: 0;
            }
        }
        
        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                gap: 10px;
            }
            
            
            .donate-form {
                padding: 30px 20px;
            }
        }

        
        .trademc-buyform-title {
            font-size: 24px;
            text-align: center;
            margin-bottom: 25px;
            color: var(--secondary);
            font-weight: 700;
        }
        
        .trademc-buyform-input, 
        .trademc-buyform select {
            width: 100%;
            padding: 12px 15px;
            margin-bottom: 20px;
            background: rgba(26, 37, 47, 0.7);
            border: 1px solid rgba(52, 152, 219, 0.3);
            border-radius: 5px;
            color: var(--light);
            font-size: 16px;
            transition: all 0.3s ease;
        }
        
        .trademc-buyform-input:focus, 
        .trademc-buyform select:focus {
            outline: none;
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
        }
        
        .trademc-buyform-button {
            background: linear-gradient(135deg, var(--success), #27ae60);
            color: white;
            border: none;
            padding: 15px;
            font-size: 18px;
            font-weight: 600;
            border-radius: 5px;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 8px 25px rgba(46, 204, 113, 0.3);
            width: 100%;
            margin-top: 10px;
        }
        
        .trademc-buyform-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(46, 204, 113, 0.4);
        }
        
        .trademc-buyform-error {
            color: var(--accent);
            font-size: 14px;
            margin-top: 15px;
            text-align: center;
        }
                footer {
            background: var(--dark);
            padding: 30px 0;
            text-align: center;
            font-size: 14px;
            color: rgba(236, 240, 241, 0.6);
        }


        
        .footer-links {
            display: flex;
            justify-content: center;
            gap: 30px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        
        .footer-links a {
            color: rgba(236, 240, 241, 0.8);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        .footer-links a:hover {
            color: var(--secondary);
        }