.percentage-hero {
  padding-bottom: var(--space-6);
}

.percentage-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.85fr);
  gap: var(--space-5);
  align-items: start;
}

.percentage-hero__content {
  margin-bottom: 0;
}

.percentage-hero__aside {
  height: 100%;
}

.percentage-tool-section {
  padding-top: 0;
}

.percentage-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}

.percentage-card {
  display: grid;
  gap: var(--space-5);
}

.percentage-card--wide {
  grid-column: 1 / -1;
}

.percentage-card__header {
  display: grid;
  gap: var(--space-2);
}

.percentage-card__header .eyebrow,
.percentage-card__header h3,
.percentage-card__header p {
  margin-bottom: 0;
}

.percentage-card__header p {
  color: var(--color-text-soft);
}

.percentage-form {
  gap: var(--space-4);
}

.percentage-form__grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.percentage-result {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-4);
  border: 1px solid rgba(0, 87, 168, 0.14);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(234, 244, 251, 0.76) 0%, rgba(255, 255, 255, 0.98) 100%);
  box-shadow: var(--shadow-card);
}

.percentage-result__label {
  color: var(--color-text-soft);
  font-size: 0.86rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.percentage-result__value {
  color: var(--color-primary-dark);
  font-size: clamp(1.55rem, 4vw, 2.25rem);
  line-height: 1.05;
  overflow-wrap: anywhere;
}

.percentage-result__note {
  margin-bottom: 0;
  color: var(--color-text-soft);
}

.percentage-help-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: var(--space-5);
  align-items: start;
}

.percentage-help-grid .section-heading {
  margin-bottom: 0;
}

.field input.is-invalid {
  border-color: rgba(163, 59, 44, 0.45);
  box-shadow: 0 0 0 4px rgba(163, 59, 44, 0.08);
}

.form-feedback[data-state="error"] {
  color: #a33b2c;
}

.form-feedback[data-state="success"] {
  color: var(--color-success);
}

@media (max-width: 900px) {
  .percentage-hero__grid,
  .percentage-grid,
  .percentage-help-grid {
    grid-template-columns: 1fr;
  }

  .percentage-card--wide {
    grid-column: auto;
  }
}

@media (max-width: 640px) {
  .percentage-form__grid {
    grid-template-columns: 1fr;
  }

  .percentage-grid {
    gap: var(--space-4);
  }

  .percentage-card {
    gap: var(--space-4);
  }
}