* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;

    display: flex;
    align-items: center;
    justify-content: center;

    font-family: Arial, sans-serif;
    background: #f4f4f5;
    color: #18181b;
}

.container {
    width: min(90%, 600px);
    padding: 40px;

    background: white;
    border-radius: 16px;

    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

h1 {
    margin-top: 0;
    margin-bottom: 16px;
    text-align: center;
    line-height: 1.5;
    font-family: "Huninn", sans-serif;
}

.subtitle {
    margin-top: 0;
    margin-bottom: 24px;
    text-align: center;
    color: #71717a;
    line-height: 1.5;
}

/* Inhaltstyp-Auswahl */
.type-toggle {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 4px;
    background: #f4f4f5;
    border-radius: 14px;
    margin-bottom: 20px;
}

.type-btn {
    flex: 1 1 auto;
    width: auto;
    margin-top: 0;
    padding: 8px 10px;
    font-size: 12.5px;
    font-weight: 600;
    background: transparent;
    color: #71717a;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
    white-space: nowrap;
}

.type-btn:hover:not(:disabled) {
    opacity: 1;
    color: #3f3f46;
}

.type-btn.active {
    background: #ffffff;
    color: #4f46e5;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12);
}

.type-btn.active:hover {
    color: #4f46e5;
}

/* Formularfelder */
.field-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 6px;
}

.field-group.hidden {
    display: none;
}

.field-group label {
    font-size: 13px;
    font-weight: 600;
    color: #3f3f46;
    margin-top: 10px;
}

.field-group label:first-child {
    margin-top: 0;
}

.field-group input[type="text"],
.field-group input[type="color"],
.field-group select,
.field-group textarea {
    padding: 10px 12px;
    border: 1px solid #d4d4d8;
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    width: 100%;
}

.field-group textarea {
    resize: vertical;
}

.checkbox-label {
    flex-direction: row !important;
    align-items: center;
    gap: 8px !important;
    font-size: 14px !important;
    font-weight: 400 !important;
    color: #3f3f46;
}

.checkbox-label input {
    width: auto;
}

.field-hint {
    margin: 2px 0 0;
    font-size: 12px;
    color: #a1a1aa;
    line-height: 1.4;
}

.divider {
    height: 1px;
    background: #f0f0f0;
    margin: 24px 0 20px;
}

/* Design-Optionen */
.design-row {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.design-col {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.design-col label {
    font-size: 12px;
    font-weight: 600;
    color: #3f3f46;
}

.design-col-wide {
    flex: 1;
}

.design-col select {
    padding: 9px 10px;
    border: 1px solid #d4d4d8;
    border-radius: 8px;
    font-size: 13px;
    font-family: inherit;
    width: 100%;
    height: 40px;
}

input[type="color"] {
    padding: 3px;
    height: 40px;
    width: 52px;
    border: 1px solid #d4d4d8;
    border-radius: 8px;
    cursor: pointer;
    background: none;
}

/* QR-Vorschau */
.qr-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 280px;
    padding: 16px;
    background: #fafafa;
    border: 1px solid #f0f0f0;
    border-radius: 12px;
}

.qr-preview svg,
.qr-preview canvas {
    max-width: 100%;
    height: auto;
}

.qr-hint {
    text-align: center;
    font-size: 12.5px;
    color: #a1a1aa;
    margin: 10px 0 0;
}

/* Buttons (gleiche Basis wie beim Uploader) */
button {
    width: 100%;
    margin-top: 20px;
    padding: 14px 18px;

    border: none;
    border-radius: 8px;

    background: #18181b;
    color: white;

    font-size: 15px;
    cursor: pointer;
}

button:hover:not(:disabled) {
    opacity: 0.85;
}

button:disabled {
    background: #d4d4d8;
    cursor: not-allowed;
}

.hidden {
    display: none;
}

@media (max-width: 600px) {
    .container {
        padding: 25px;
    }

    .type-btn {
        flex: 1 1 30%;
    }

    .design-row {
        flex-wrap: wrap;
    }
}