:root {
            --primary-color: #029de0;
            --primary-hover: #1d4ed8;
            --error-color: #dc2626;
            --border-color: #e5e7eb;
            --text-color: #374151;
            --light-bg: #f9fafb;
        }
        
 * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen-Sans, Ubuntu, Cantarell, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: var(--light-bg);
            padding: 15px;
            -webkit-text-size-adjust: 100%;
        }
        
        .container {
            max-width: 820px;
            margin: 0 auto;
			background: white;
            border-radius: 10px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            padding: 20px;
        }
        
        .logo-container {
            text-align: center;
            margin-bottom: 20px;
        }
        
        .company-logo {
            height: 60px;
            width: auto;
            max-width: 100%;
        }
        
        h1 {
            color: var(--primary-color);
            text-align: center;
            margin-bottom: 15px;
            font-size: 1.5rem;
            font-weight: 600;
        }
        
        h2 {
            color: var(--primary-color);
            margin-bottom: 15px;
            font-size: 1.3rem;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border-color);
        }
        
        .form-group {
            margin-bottom: 18px;
        }
        
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }
        
        label.required:after {
            content: " *";
            color: var(--error-color);
        }
        
        input[type="text"],
        input[type="email"],
        input[type="tel"],
        input[type="number"],
        input[type="file"],
        select,
        textarea {
            width: 100%;
            padding: 14px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-size: 16px;
            background: #fff;
            transition: all 0.3s;
        }
        
        input:focus,
        textarea:focus,
        select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }
        
        .form-step {
            display: none;
            animation: fadeIn 0.4s ease-out;
        }
        
        .form-step.active {
            display: block;
        }
        
        .form-navigation {
            display: flex;
            justify-content: space-between;
            margin-top: 25px;
            gap: 10px;
        }
        
        button {
            padding: 14px 20px;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s;
            flex: 1;
            -webkit-tap-highlight-color: transparent;
        }
        
        .btn-next, .btn-submit {
            background-color: var(--primary-color);
            color: white;
        }
        
        .btn-next:hover, .btn-next:active {
            background-color: var(--primary-hover);
        }
        .btn-submit:hover, .btn-submit:active {
            background-color: var(--primary-hover);
        }
        
        .btn-prev {
            background-color: white;
            color: var(--primary-color);
            border: 1px solid var(--primary-color);
        }
        
        .btn-prev:hover, .btn-prev:active {
            background-color: #f0f4ff;
        }
        
        button[disabled] {
            opacity: 0.6;
            cursor: not-allowed;
        }
        
        .progress-container {
            margin-bottom: 50px;
			 margin-right: 15px;
        }
        
        .progress-steps {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-bottom: 15px;			
        }
        
        .progress-steps:before {
            content: "";
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 2px;
            background-color: var(--border-color);
            z-index: 1;
            transform: translateY(-50%);
        }
        
        .progress-bar {
            position: absolute;
            top: 50%;
            left: 0;
            height: 2px;
            background-color: var(--primary-color);
            z-index: 2;
            transform: translateY(-50%);
            transition: width 0.4s ease;
        }
        
        .step {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: white;
            border: 2px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 500;
            color: #9ca3af;
            position: relative;
            z-index: 3;
            transition: all 0.3s;
        }
        
        .step.active {
            border-color: var(--primary-color);
            color: var(--primary-color);
        }
        
        .step.completed {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            color: white;
        }
        
        .step-label {
            position: absolute;
            top: 42px;
            left: 50%;
            transform: translateX(-50%);
            white-space: nowrap;
            font-size: 12px;
            color: #9ca3af;
        }
        
        .error {
            color: var(--error-color);
            font-size: 13px;
            margin-top: 5px;
            display: block;
        }
        
        .checkbox-group {
            display: flex;
            align-items: flex-start;
            margin-bottom: 15px;
        }
        
        .checkbox-group input {
            margin-right: 10px;
            margin-top: 3px;
            min-width: 18px;
            min-height: 18px;
        }
        
        .interests-container {
            display: grid;
            grid-template-columns: 1fr;
            gap: 12px;
            margin-top: 10px;
        }
        
        .interest-item {
            display: flex;
            align-items: center;
            padding: 10px 0;
        }
        
        .interest-item input {
            width: 20px;
            height: 20px;
            min-width: 20px;
            margin-right: 12px;
        }
        
        .summary-item {
            margin-bottom: 18px;
        }
        
        .summary-item h3 {
            color: var(--primary-color);
            margin-bottom: 6px;
            font-size: 1.1rem;
        }
        
        .summary-item p {
            margin-left: 10px;
            line-height: 1.5;
        }
        
        .file-list {
            list-style-type: none;
            margin-left: 10px;
        }
        
        .file-list li {
            margin-bottom: 5px;
            display: flex;
            align-items: center;
        }
        
        .file-list li:before {
            content: "•";
            color: var(--primary-color);
            margin-right: 8px;
        }
        
        /* Mobile Optimierungen */
        @media (max-width: 480px) {
            .container {
                padding: 15px;
                border-radius: 0;
            }
            
            h1 {
                font-size: 1.3rem;
            }
            
            h2 {
                font-size: 1.1rem;
            }
            
            input, select, textarea {
                font-size: 16px;
                padding: 14px;
            }
            
            button {
                padding: 14px;
                font-size: 16px;
            }
            
            .form-navigation {
                flex-direction: column;
            }
            
            .step-label {
                display: none;
            }
            
            .progress-steps {
                justify-content: space-around;
            }
            
            .step {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
        }
        
        /* iOS-spezifische Fixes */
        @supports (-webkit-touch-callout: none) {
            input, textarea, select {
                font-size: 16px !important;
            }
        }
        
        /* Touch-Optimierungen */
        .touch-device button, 
        .touch-device .interest-item {
            min-height: 44px;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }