:root {
    --gap: 12px;
}

body {
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    margin: 24px;
    color:#dddddd;
    background:#1f1f1f;
}

h1 {
    font-size: 3.2rem;
    margin-bottom: var(--gap);
}

.row {
    display: grid;
    gap: var(--gap);
    grid-template-columns: 1fr 1fr;
    align-items: start;
}

.col {
    display: grid;
    gap: var(--gap);
}

.card {
    border: 1px solid #ad64a1;
    border-radius: 10px;
    padding: 0.3rem;
    /* padding: 16px; */
    background:#5f5f5f;
    box-shadow:0 1px 22px rgb(198, 98, 255);
}

fieldset {
    border: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: var(--gap);
}

legend {
    font-weight:600;
    font-size:0.9rem;
    color:#222;
    margin-bottom:4px;
}

.section-title {
    font-size:0.8rem;
    font-weight:600;
    text-transform:uppercase;
    color:#666;
    letter-spacing:.03em;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap);
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--gap);
}

.grid-4 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: var(--gap);
}

label {
    font-size: 0.8rem;
    color: #f1f1f1;
    font-weight:500;
    display:grid;
    gap:4px;
}

input, textarea, select {
    width: 100%;
    box-sizing: border-box;
    padding: 8px 10px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    background: #fff;
    font-size:0.9rem;
    font-family:inherit;
}

textarea {
    min-height: 80px;
    resize: vertical;
}

.controls {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}

.btn {
    appearance: none;
    border: 1px solid #0f172a;
    background: #0f172a;
    color: #fff;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
}

.btn.alt {
    background: #fff;
    color: #0f172a;
}

.muted {
    color: #b8b8b8;
    font-size: 0.8rem;
    line-height: 1.4;
}

#qrPreview {
    display: grid;
    place-items: center;
    min-height: 320px;
    background: #fafafa;
    border: 1px dashed #ddd;
    border-radius: 10px;
}
.hide {
    display: none;
}

@media (max-width: 1100px) {
    .row {
        grid-template-columns: 1fr;
    }
    
    hr {
        border:0;
        border-top:1px solid #eee;
        margin:8px 0 4px;
    }
}