/* ============================================================
   JAVIFINANCE — calc-interes.css
   Estilos exclusivos de la Calculadora de Interés Compuesto.
   Carga después de style.css y calc-shared.css
   ============================================================ */

/* ── KPI HERO (balance final grande) ── */
.kpi-hero {
  background: var(--color-white);
  border: 1px solid var(--color-sand);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  text-align: center;
}

.kpi-hero__label {
  font-size: 0.72rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.8rem;
}

.kpi-hero__value {
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 600;
  line-height: 1;
  color: var(--color-green);
}

.kpi-hero__sub {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin-top: 0.5rem;
}

/* ── TOGGLE: aporte mensual / anual ── */
.contrib-wrap {
  margin-bottom: 1.2rem;
}

.contrib-toggle {
  display: flex;
  border: 1px solid var(--color-sand);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 1.2rem;
}

.contrib-btn {
  flex: 1;
  padding: 9px 8px;
  border: none;
  background: var(--color-bg);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  color: var(--color-muted);
  text-align: center;
}

.contrib-btn:first-child {
  border-right: 1px solid var(--color-sand);
}

.contrib-btn--active {
  background: var(--color-dark);
  color: var(--color-white);
}

/* ── TARJETAS DE HITOS ── */
.milestones {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.milestone-card {
  background: var(--color-bg);
  border: 1px solid var(--color-sand);
  border-radius: var(--radius-md);
  padding: 1.2rem;
}

.milestone-card__year {
  font-size: 0.72rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.3rem;
}

.milestone-card__value {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-dark);
}

.milestone-card__growth {
  font-size: 0.78rem;
  color: var(--color-green);
  margin-top: 0.2rem;
}

/* ── NOTA INTERÉS COMPUESTO ── */
.compound-note {
  font-size: 0.8rem;
  color: var(--color-muted);
  font-weight: 300;
  line-height: 1.6;
  padding: 1rem 1.2rem;
  background: var(--color-bg);
  border-left: 3px solid var(--color-gold);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.compound-note strong {
  color: var(--color-dark);
  font-weight: 500;
}

/* ── CTA CARD (oscura, inline) ── */
.cta-card {
  background: var(--color-dark);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(140,117,73,0.18) 0%, transparent 70%);
  pointer-events: none;
}

.cta-card__eyebrow {
  font-size: 0.68rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--color-gold-light);
  margin-bottom: 0.5rem;
}

.cta-card__title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-white);
  line-height: 1.3;
}

/* Botón dorado compacto (variante inline) */
.btn-gold--inline {
  display: inline-block;
  background: var(--color-gold);
  color: var(--color-white);
  padding: 12px 28px;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-family: var(--font-sans);
  transition: background var(--transition), transform var(--transition);
  white-space: nowrap;
  align-self: flex-start;
}

.btn-gold--inline:hover {
  background: var(--color-gold-light);
  transform: translateY(-1px);
}

@media (min-width: 768px) {
  .cta-card {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}