/* ==========================================================================
   Keystone Mortgage — Calculator Component Styles
   ========================================================================== */

.calc-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--spacing-2xl);
  align-items: start;
  margin-top: var(--spacing-xl);
}

.calc-form-card {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-md);
}

.calc-results-card {
  background: var(--color-primary);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-xl);
  position: sticky;
  top: 100px;
}

.calc-results-card h3, .calc-results-card h4 {
  color: #FFFFFF;
}

.calc-results-card p {
  color: #E5E7EB;
}

/* Form Groups */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.45rem;
}

.form-label-desc {
  font-size: 0.8rem;
  color: var(--color-stone);
  font-weight: 400;
}

.input-addon-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-addon-prefix {
  position: absolute;
  left: 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-stone);
  pointer-events: none;
}

.input-addon-suffix {
  position: absolute;
  right: 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-stone);
  pointer-events: none;
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: #FFFFFF;
  color: var(--color-ink);
  transition: all var(--transition-fast);
}

.has-prefix {
  padding-left: 3.5rem;
}

.has-suffix {
  padding-right: 2.5rem;
}

.form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(200, 161, 90, 0.2);
  outline: none;
}

.range-slider {
  width: 100%;
  height: 6px;
  background: var(--color-border-warm);
  border-radius: var(--radius-full);
  outline: none;
  margin-top: 0.75rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}

/* Custom Radio / Toggle Switch */
.toggle-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  background: var(--color-sand-light);
  padding: 0.35rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-warm);
}

.toggle-group-3 {
  grid-template-columns: repeat(3, 1fr);
}

.toggle-btn {
  padding: 0.5rem;
  font-size: 0.88rem;
  font-weight: 500;
  text-align: center;
  border-radius: 4px;
  background: transparent;
  color: var(--color-ink);
  transition: all var(--transition-fast);
}

.toggle-btn.active {
  background: #FFFFFF;
  color: var(--color-primary);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

/* Select Control */
.form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: #FFFFFF;
  color: var(--color-ink);
  cursor: pointer;
}

.form-select:focus {
  border-color: var(--color-accent);
  outline: none;
}

/* Results Display */
.result-hero-box {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
}

.result-hero-label {
  font-size: 0.85rem;
  color: #D1D5DB;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.result-hero-val {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-accent-light);
  line-height: 1.15;
}

.result-hero-sub {
  font-size: 0.8rem;
  color: #9CA3AF;
  margin-top: 0.35rem;
}

.result-stat-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.92rem;
}

.result-stat-row:last-child {
  border-bottom: none;
}

.result-stat-label {
  color: #D1D5DB;
}

.result-stat-val {
  font-weight: 600;
  color: #FFFFFF;
}

/* Visual Ratio / Progress Bar */
.calc-ratio-bar {
  display: flex;
  height: 12px;
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-block: 1.25rem 0.5rem;
  background: rgba(255, 255, 255, 0.2);
}

.calc-ratio-segment-1 {
  background: var(--color-accent);
  transition: width var(--transition-normal);
}

.calc-ratio-segment-2 {
  background: #3B82F6;
  transition: width var(--transition-normal);
}

.calc-ratio-legend {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: #9CA3AF;
}

/* Breakdown List (e.g. Upfront Costs) */
.breakdown-list {
  list-style: none;
  margin-top: 1rem;
}

.breakdown-item {
  display: flex;
  justify-content: space-between;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.88rem;
}

.breakdown-total {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-accent-light);
  padding-top: 0.75rem;
}

/* Reset Button */
.calc-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.btn-reset {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--color-stone);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
}

.btn-reset:hover {
  color: var(--color-primary);
  background-color: var(--color-sand-light);
}

/* Amortisation Table Container */
.amortisation-section {
  margin-top: var(--spacing-3xl);
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.amort-table-wrapper {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-top: 1rem;
}

.amort-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.amort-table th, .amort-table td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--color-border);
}

.amort-table th {
  position: sticky;
  top: 0;
  background-color: var(--color-sand-light);
  font-family: var(--font-serif);
  color: var(--color-primary);
  font-weight: 600;
}

.amort-table tr:hover td {
  background-color: var(--color-sand-light);
}

/* Notice / Assumptions */
.calc-assumptions {
  margin-top: 2rem;
  padding: 1.25rem;
  background: var(--color-sand-light);
  border: 1px solid var(--color-border-warm);
  border-radius: var(--radius-md);
  font-size: 0.84rem;
  color: #4B5563;
  line-height: 1.6;
}

.calc-assumptions h4 {
  font-size: 0.92rem;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.calc-assumptions ul {
  padding-left: 1.25rem;
}

.calc-assumptions li {
  margin-bottom: 0.25rem;
}

@media (max-width: 960px) {
  .calc-layout {
    grid-template-columns: 1fr;
  }
  .calc-results-card {
    position: static;
  }
}