.app {
    width: min(1100px, 95%);
    background: var(--panel);
    border-radius: 18px;
    padding: 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

/* ---------------- LEFT: WIZARD ---------------- */

h1 {
    margin-top: 0;
}

.step {
    margin-bottom: 1.5rem;
}

.step h2 {
    font-size: .9rem;
    color: var(--muted);
    margin-bottom: .5rem;
}

.options {
    display: flex;
    gap: .75rem;
    flex-wrap: wrap;
}

button.option {
    flex: 1 1 45%;
    border: 1px solid whitesmoke;
    padding: .75rem;
    border-radius: 10px;
    cursor: pointer;
}

button.option.active {
    background: var(--accent);
    color: greenyellow;
    font-weight: 600;
}

/* ---------------- RIGHT: PREVIEW ---------------- */

.preview {
    border: 1px solid whitesmoke;
    border-radius: 14px;
    padding: 1rem;
    display: grid;
    grid-template-rows: auto 1fr auto;
    gap: 1rem;
}

.preview h3 {
    margin: 0;
    font-size: 1rem;
}

.canvas {
    border: 1px dashed whitesmoke;
    border-radius: 10px;
    padding: 1rem;
    display: block;
}

.item {
    border: 1px solid whitesmoke;
    padding: .75rem;
    border-radius: 6px;
    text-align: center;
    font-weight: 600;
}

/* ---------------- RESULT ---------------- */

.result {
    border: 1px dashed whitesmoke;
    border-radius: 12px;
    padding: 1rem;
}

.result h4 {
    margin: 0 0 .5rem 0;
    color: var(--success);
}

code {
    display: block;
    padding: .75rem;
    border-radius: 8px;
    border: 1px solid whitesmoke;
    font-size: .8rem;
    white-space: pre;
    overflow-x: auto;
}

/* ---------------- ITEM und V2 ---------------- */

.layout-wizard {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.options button,
.step button {
    margin-right: .5rem;
}

.canvas-wrapper {
    position: relative;
}


/* v2: Achsen */
.axis {
    position: absolute;
    font-size: .75rem;
    opacity: .6;
}

.x-axis {
    bottom: -1.2rem;
    left: 50%;
}

.y-axis {
    top: 50%;
    left: -1.2rem;
}