.gradient-bg {
            background: linear-gradient(135deg, #ea00ab, #6b03f4);
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }
        #mailContent img {
            max-width: 100%;
            height: auto;
        }
        .loader {
            border: 3px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            border-top: 3px solid #fff;
            width: 20px;
            height: 20px;
            animation: spin 1s linear infinite;
            display: inline-block;
            vertical-align: middle;
            margin-right: 8px;
        }
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        .copy-btn {
            transition: all 0.2s;
        }
        .copy-btn.copied {
            background-color: #10B981 !important;
        }
        .card {
            border-radius: 12px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }
        .card:hover {
            box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        }
        .btn-primary {
            background-color: #4f46e5;
            transition: all 0.2s;
        }
        .btn-primary:hover {
            background-color: #4338ca;
            transform: translateY(-1px);
        }
        .btn-secondary {
            background-color: #3b82f6;
            transition: all 0.2s;
        }
        .btn-secondary:hover {
            background-color: #2563eb;
            transform: translateY(-1px);
        }
        .btn-tertiary {
            background-color: #10b981;
            transition: all 0.2s;
        }
        .btn-tertiary:hover {
            background-color: #059669;
            transform: translateY(-1px);
        }
        .btn-danger {
            background-color: #ef4444;
            transition: all 0.2s;
        }
        .btn-danger:hover {
            background-color: #dc2626;
            transform: translateY(-1px);
        }
        .notification {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background-color: #10b981;
            color: white;
            padding: 12px 24px;
            border-radius: 8px;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            z-index: 1000;
            display: flex;
            align-items: center;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.3s ease;
        }
        .notification.show {
            opacity: 1;
            transform: translateY(0);
        }
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0, 0, 0, 0.5);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }
        .modal-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        .modal-content {
            background-color: white;
            padding: 24px;
            border-radius: 12px;
            width: 90%;
            max-width: 400px;
            transform: translateY(20px);
            transition: all 0.3s ease;
        }
        .modal-overlay.active .modal-content {
            transform: translateY(0);
        }
        .faq-item {
            border-bottom: 1px solid #e2e8f0;
            padding: 16px 0;
        }
        .faq-question {
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-answer {
            padding-top: 8px;
            display: none;
        }
        .faq-answer.show {
            display: block;
        }
        .email-input-group {
            display: flex;
            width: 100%;
        }
        .email-input-group input {
            border-top-right-radius: 0 !important;
            border-bottom-right-radius: 0 !important;
            border-right: none !important;
        }
        .email-input-group select {
            border-top-left-radius: 0 !important;
            border-bottom-left-radius: 0 !important;
            min-width: 150px;
        }