/* Spezifische Layout-Korrekturen passend zum Design */
        .qr-generator-wrapper {
            max-width: 700px;
            margin: 2rem auto;
            padding: 0 1.5rem;
        }

        .qr-form {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            margin-top: 1.5rem;
            background: var(--bg-card, rgba(0,0,0,0.02));
            padding: 2rem;
            border-radius: 8px;
            border: 1px solid var(--accent, #6b46c1);
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .form-group label {
            font-weight: 600;
        }

        .form-group input[type="text"],
        .form-group input[type="file"] {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid var(--accent, #6b46c1);
            border-radius: 4px;
            background: var(--bg, #fff);
            color: inherit;
            box-sizing: border-box;
        }

        .form-hint {
            font-size: 0.85rem;
            opacity: 0.8;
        }

        /* Schieber (Range Input) an Akzentfarbe anpassen */
        input[type="range"] {
            -webkit-appearance: none;
            width: 100%;
            background: transparent;
        }

        input[type="range"]:focus {
            outline: none;
        }

        input[type="range"]::-webkit-slider-runnable-track {
            width: 100%;
            height: 6px;
            cursor: pointer;
            background: var(--accent, #6b46c1);
            border-radius: 3px;
            opacity: 0.7;
        }

        input[type="range"]::-webkit-slider-thumb {
            height: 18px;
            width: 18px;
            border-radius: 50%;
            background: var(--accent, #6b46c1);
            cursor: pointer;
            -webkit-appearance: none;
            margin-top: -6px;
            border: 2px solid var(--bg, #fff);
        }

        input[type="range"]::-moz-range-track {
            width: 100%;
            height: 6px;
            cursor: pointer;
            background: var(--accent, #6b46c1);
            border-radius: 3px;
        }

        input[type="range"]::-moz-range-thumb {
            height: 18px;
            width: 18px;
            border-radius: 50%;
            background: var(--accent, #6b46c1);
            cursor: pointer;
            border: 2px solid var(--bg, #fff);
        }

        .btn-submit, .btn-download {
            display: inline-block;
            padding: 0.75rem 1.5rem;
            background-color: var(--accent, #6b46c1);
            color: var(--bg, #fff);
            border: none;
            border-radius: 4px;
            font-weight: 600;
            cursor: pointer;
            text-decoration: none;
            text-align: center;
        }

        .btn-submit:hover, .btn-download:hover {
            opacity: 0.9;
        }

        .error-message {
            color: #e53e3e;
            padding: 0.75rem;
            background: rgba(229, 62, 62, 0.1);
            border-radius: 4px;
            margin-bottom: 1rem;
        }

        .result-section {
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--accent, #6b46c1);
            text-align: center;
        }

        .canvas-container {
            display: inline-block;
            padding: 1rem;
            background: #fff;
            border: 1px solid var(--accent, #6b46c1);
            border-radius: 4px;
            margin: 1rem 0;
        }

        .canvas-container canvas {
            display: block;
            max-width: 100%;
            height: auto;
        }