/* MCM / MCD: estilos específicos */
/* Lista dinámica de números */
.numeros-list {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    margin-bottom: 0.75rem;
}

.numero-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.numero-row .input-wrapper {
    flex: 1;
    justify-content: center;
}

.input-prefix {
    display: flex;
    justify-content: center;
    align-self: center;
    background: none;
}

.btn-remove-num {
    background: none;
    border: none;
    color: #ef4444;
    font-size: 1.1rem;
    cursor: pointer;
    padding: 0 0.25rem;
    line-height: 1;
    flex-shrink: 0;
}

.btn-remove-num:disabled {
    color: var(--color-border, #e5e7eb);
    cursor: default;
}

.btn-add-num {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary, #2563eb);
    background: none;
    border: 2px dashed var(--color-primary, #2563eb);
    border-radius: 8px;
    padding: 0.45rem 1rem;
    cursor: pointer;
    transition: background 0.15s;
    margin-bottom: 1rem;
}

.btn-add-num:hover {
    background: var(--color-surface, #f9fafb);
}

/* Resultados principales */
.mcm-mcd-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 0.5rem 0 1.25rem;
}

@media (max-width: 420px) {
    .mcm-mcd-hero {
        grid-template-columns: 1fr;
    }
}

.hero-card {
    background: var(--color-surface, #f9fafb);
    border: 1px solid var(--color-border, #e5e7eb);
    border-radius: 12px;
    padding: 1.25rem 0.75rem;
    text-align: center;
}

.hero-card-badge {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: var(--color-text-muted, #6b7280);
    margin-bottom: 0.35rem;
}

.hero-card-num {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--color-primary, #2563eb);
    line-height: 1;
    word-break: break-all;
}

.hero-card.mcd .hero-card-num {
    color: #10b981;
}

.hero-card-sub {
    font-size: 0.8rem;
    color: var(--color-text-muted, #6b7280);
    margin-top: 0.35rem;
}

/* Tabla de factores primos */
.factores-tabla {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    margin-top: 0.5rem;
}

.factores-tabla th {
    background: var(--color-surface, #f9fafb);
    border: 1px solid var(--color-border, #e5e7eb);
    padding: 0.5rem 0.75rem;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-muted, #6b7280);
}

.factores-tabla td {
    border: 1px solid var(--color-border, #e5e7eb);
    padding: 0.45rem 0.75rem;
    text-align: center;
    color: var(--color-text, #111827);
}

.factores-tabla tr:nth-child(even) td {
    background: var(--color-surface, #f9fafb);
}

.factores-tabla td.primo-col {
    font-weight: 700;
    color: var(--color-primary, #2563eb);
}

.factores-tabla td.resaltado-mcm {
    background: #eff6ff;
    font-weight: 700;
    color: var(--color-primary, #2563eb);
}

.factores-tabla td.resaltado-mcd {
    background: #f0fdf4;
    font-weight: 700;
    color: #10b981;
}

/* Paso a paso */
.pasos-wrap {
    margin-top: 1.25rem;
}

.pasos-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-text, #111827);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.paso {
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.paso-num {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    background: var(--color-primary, #2563eb);
    color: #fff;
    border-radius: 50%;
    font-size: 0.78rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.1rem;
}

.paso-num.verde {
    background: #10b981;
}

.paso-text {
    font-size: 0.9rem;
    color: var(--color-text, #111827);
    line-height: 1.55;
}

.paso-text code {
    background: var(--color-surface, #f9fafb);
    border: 1px solid var(--color-border, #e5e7eb);
    border-radius: 5px;
    padding: 0.1rem 0.4rem;
    font-size: 0.88rem;
}

/* Chip de factor primo */
.factor-chip {
    display: inline-block;
    background: #eff6ff;
    color: var(--color-primary, #2563eb);
    border: 1px solid #bfdbfe;
    border-radius: 99px;
    padding: 0.1rem 0.55rem;
    font-size: 0.82rem;
    font-weight: 700;
    margin: 0.1rem;
}

.factor-chip.verde {
    background: #f0fdf4;
    color: #10b981;
    border-color: #a7f3d0;
}

/* Gráfico */
.chart-wrap svg text {
    font-family: 'Montserrat', sans-serif;
}