/* Fertiliser Recommendation Calculator (RB209) — follows the shared tool look:
   design tokens from app.css, nut- prefix. */

.nut-hero {
    background: var(--color-primary-800);
    color: #fff;
    padding: var(--space-2xl) 0;
}

.nut-hero h1 {
    color: #fff;
    margin: var(--space-sm) 0;
}

.nut-hero p {
    color: var(--color-primary-200);
    max-width: 640px;
}

.nut-back {
    color: var(--color-primary-300);
    text-decoration: none;
    font-size: 0.9rem;
}

.nut-back:hover {
    color: #fff;
}

.nut-form h2 {
    margin: var(--space-xl) 0 var(--space-sm);
    font-size: 1.25rem;
}

.nut-form h2 small.nut-optional {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--color-text-secondary);
    margin-left: 0.5rem;
}

.nut-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: var(--space-md);
}

.nut-field {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.nut-field > span {
    font-weight: 600;
    font-size: 0.92rem;
}

.nut-field small {
    font-weight: 400;
    color: var(--color-text-secondary);
}

.nut-field input,
.nut-field select {
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font: inherit;
    background: #fff;
}

.nut-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    align-self: end;
    padding-bottom: 0.4rem;
}

.nut-actions {
    margin-top: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.nut-status {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.nut-results {
    margin-top: var(--space-2xl);
}

.nut-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: var(--space-md);
    margin: var(--space-lg) 0;
}

.nut-card {
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: var(--space-md);
    text-align: center;
}

.nut-card-value {
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--color-primary-700);
}

.nut-card-label {
    font-weight: 600;
    margin-top: 0.25rem;
}

.nut-card-index {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    margin-top: 0.2rem;
    min-height: 1.1em;
}

.nut-breakdown {
    margin: var(--space-md) 0;
}

.nut-breakdown-line {
    font-size: 0.92rem;
    color: var(--color-text-secondary);
    margin: 0.2rem 0;
}

.nut-notes {
    margin-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-md);
}

.nut-note {
    font-size: 0.95rem;
    margin: 0.5rem 0;
}

.nut-version {
    margin-top: var(--space-md);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.nut-disclaimer {
    margin-top: var(--space-2xl);
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-lg);
}

.nut-disclaimer p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}