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

        body {
            background: linear-gradient(135deg, #f9f3ff, #f0e6ff);
            color: #5a4b6c;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 40px 20px;
            position: relative;
            overflow-x: hidden;
        }

        .container {
            max-width: 1000px;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(143, 101, 202, 0.2);
            overflow: hidden;
            margin-top: 20px;
            position: relative;
            z-index: 10;
        }

        header {
            background: linear-gradient(to right, #9370DB, #8A2BE2);
            padding: 30px;
            text-align: center;
            color: white;
            position: relative;
            overflow: hidden;
            border-radius: 50px;
        }

        .header-vectors {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
        }

        .vector {
            position: absolute;
            opacity: 0.2;
        }

        .vector-1 {
            top: 10px;
            left: 5%;
            font-size: 40px;
        }

        .vector-2 {
            bottom: 15px;
            right: 10%;
            font-size: 35px;
        }

        .vector-3 {
            top: 40%;
            left: 15%;
            font-size: 30px;
        }

        .vector-4 {
            bottom: 20%;
            right: 20%;
            font-size: 25px;
        }

        h1 {
            font-size: 2.5rem;
            margin-bottom: 10px;
            text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
        }

        .subtitle {
            font-size: 1.2rem;
            opacity: 0.9;
        }

        .progress-container {
            background: white;
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid #e6d6ff;
        }

        .progress-bar {
            height: 10px;
            flex-grow: 1;
            background: #f0f0f0;
            border-radius: 10px;
            margin: 0 20px;
            overflow: hidden;
        }

        .progress-fill {
            height: 100%;
            background: linear-gradient(to right, #9370DB, #8A2BE2);
            border-radius: 10px;
            width: 0%;
            transition: width 0.5s ease;
        }

        .content {
            display: flex;
            min-height: 500px;
        }

        .form-container {
            flex: 1;
            padding: 30px;
            border-right: 1px solid #e6d6ff;
        }

        .preview-container {
            flex: 1;
            padding: 30px;
            background: #faf5ff;
            overflow-y: auto;
        }

        .form-section {
            margin-bottom: 30px;
            position: relative;
        }

        h2 {
            color: #8A2BE2;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e6d6ff;
        }

        h3 {
            color: #5a4b6c;
            margin: 15px 0;
        }

        .form-group {
            margin-bottom: 20px;
        }

        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: #5a4b6c;
        }

        input, textarea, select {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid #e6d6ff;
            border-radius: 10px;
            font-size: 16px;
            background: white;
            transition: border 0.3s ease;
        }

        input:focus, textarea:focus, select:focus {
            border-color: #9370DB;
            outline: none;
        }

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

        .btn {
            background: linear-gradient(to right, #9370DB, #8A2BE2);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 10px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(147, 112, 219, 0.4);
        }

        .btn-container {
            display: flex;
            justify-content: space-between;
            margin-top: 20px;
        }

        .btn-outline {
            background: transparent;
            border: 2px solid #9370DB;
            color: #9370DB;
        }

        .markdown-preview {
            background: white;
            padding: 25px;
            border-radius: 10px;
            border: 1px solid #e6d6ff;
            min-height: 400px;
            font-family: 'Courier New', monospace;
            white-space: pre-wrap;
        }

        .section-icon {
            background: #9370DB;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            margin-right: 15px;
        }

        .form-section-header {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }

        .badge {
            display: inline-block;
            padding: 3px 8px;
            border-radius: 15px;
            font-size: 12px;
            font-weight: 600;
            margin-left: 10px;
        }

        .badge-purple {
            background: #f0e6ff;
            color: #9370DB;
        }

        .badge-blue {
            background: #e6f7ff;
            color: #1890ff;
        }

        .feature-list {
            list-style-type: none;
            margin: 20px 0;
        }

        .feature-list li {
            margin-bottom: 10px;
            padding-left: 25px;
            position: relative;
        }

        .feature-list li:before {
            content: "•";
            color: #9370DB;
            font-size: 20px;
            position: absolute;
            left: 0;
            top: -3px;
        }

        footer {
            text-align: center;
            margin-top: 40px;
            color: #8c7369;
            font-size: 0.9rem;
        }

        /* Confetti container */
        #confetti-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 100;
            pointer-events: none;
        }

        /* Feedback popup */
        .feedback-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(5px);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 1000;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }

        .feedback-popup {
            background: white;
            padding: 30px;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            max-width: 500px;
            width: 90%;
            text-align: center;
            position: relative;
        }

        .feedback-popup h3 {
            color: #8A2BE2;
            margin-bottom: 15px;
        }

        .feedback-popup p {
            margin-bottom: 20px;
            color: #5a4b6c;
        }

        .feedback-textarea {
            min-height: 100px;
            margin-bottom: 20px;
            width: 100%;
            padding: 12px;
            border: 2px solid #e6d6ff;
            border-radius: 10px;
            font-family: inherit;
        }

        .feedback-buttons {
            display: flex;
            justify-content: center;
            gap: 15px;
        }

        .close-feedback {
            position: absolute;
            top: 15px;
            right: 15px;
            background: none;
            border: none;
            font-size: 20px;
            cursor: pointer;
            color: #9370DB;
        }

        /* Floating vectors */
        .floating-vector {
            position: fixed;
            font-size: 30px;
            opacity: 0.3;
            z-index: 1;
            animation: float 6s ease-in-out infinite;
        }

        @keyframes float {
            0% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(5deg); }
            100% { transform: translateY(0) rotate(0deg); }
        }

        .vector-5 { bottom: 10%; left: 5%; animation-delay: 0s; }
        .vector-6 { top: 20%; right: 5%; animation-delay: 1s; }
        .vector-7 { top: 40%; left: 10%; animation-delay: 2s; }
        .vector-8 { bottom: 30%; right: 15%; animation-delay: 3s; }
        .vector-9 { top: 10%; left: 20%; animation-delay: 4s; }

        @media (max-width: 768px) {
            .content {
                flex-direction: column;
            }
            
            .form-container {
                border-right: none;
                border-bottom: 1px solid #e6d6ff;
            }
            
            h1 {
                font-size: 2rem;
            }
            
            .feedback-buttons {
                flex-direction: column;
            }
        }