/* ===========================
   Financial Calculators Hub
   Tab 4 of Tax & Calculators
=========================== */

.calculators-hub {
  padding: var(--spacing-lg) 0;
}

.calculators-hub-search {
  max-width: 400px;
  margin-bottom: var(--spacing-xl);
}

.calculators-hub-search-inner {
  display: flex;
  align-items: center;
  background: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
  padding: 8px 10px;
  gap: 8px;
}

.calculators-hub-search-icon {
  color: var(--text-ui-muted);
  font-size: 12px;
  flex-shrink: 0;
}

.calculators-hub-search-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 13px;
  color: var(--text-primary);
  outline: none;
  min-width: 0;
}

.calculators-hub-search-input::placeholder {
  color: var(--text-ui-muted);
}

.calculators-hub-search-kbd {
  font-size: 10px;
  color: var(--text-ui-muted);
  background: var(--bg-quaternary);
  padding: 2px 6px;
  border-radius: 4px;
  flex-shrink: 0;
}

.calculators-hub-category {
  margin-bottom: var(--spacing-2xl);
}

.calculators-hub-category-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-ui);
}

.calculators-hub-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.calculator-hub-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-ui);
  border-radius: 0;
  padding: var(--spacing-xl);
  box-shadow: 0 1px 3px var(--shadow-light);
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
  min-height: 140px;
}

.calculator-hub-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-medium);
}

.calculator-hub-card-header {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.calculator-hub-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.calculator-hub-card-icon--purple {
  background: color-mix(in srgb, var(--brand-purple) 15%, transparent);
  color: var(--brand-purple);
}

.calculator-hub-card-icon--green {
  background: color-mix(in srgb, var(--brand-green) 15%, transparent);
  color: var(--brand-green);
}

.calculator-hub-card-icon--blue {
  background: color-mix(in srgb, var(--info-blue) 15%, transparent);
  color: var(--info-blue);
}

.calculator-hub-card-icon--orange {
  background: color-mix(in srgb, var(--warning-yellow) 15%, transparent);
  color: var(--warning-yellow);
}

.calculator-hub-card-icon--red {
  background: color-mix(in srgb, var(--error-red) 15%, transparent);
  color: var(--error-red);
}

.calculator-hub-card-title-wrap {
  flex: 1;
  min-width: 0;
}

.calculator-hub-card-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  margin: 0;
  line-height: 1.3;
}

.calculator-hub-card-badge {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 0 !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.calculator-hub-card-badge--existing {
  background: color-mix(in srgb, var(--brand-green) 20%, transparent);
  color: var(--brand-green);
}

.calculator-hub-card-badge--new {
  background: color-mix(in srgb, var(--brand-purple) 20%, transparent);
  color: var(--brand-purple);
}

.calculator-hub-card-badge--soon {
  background: var(--bg-quaternary);
  color: var(--text-muted);
}

.calculator-hub-card-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: var(--spacing-md);
  flex: 1;
}

.calculator-hub-card-action {
  margin-top: auto;
}

.calculator-hub-card-action .btn {
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 0;
}

/* Expandable calculator section */
.calculators-hub-expanded {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: var(--bg-secondary);
  border: 1px solid var(--border-ui);
  border-radius: 0;
}

.calculators-hub-expanded-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.calculators-hub-expanded-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin: 0;
}