/* ============================================
   CALCULATOR — STYLES
   ============================================ */

/* ── Hero ── */
.calc-hero {
  background: var(--green-deep);
  color: var(--white);
  padding: 7rem 2rem 3rem;
}

.calc-hero-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.calc-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.calc-standfirst {
  font-size: 1.15rem;
  opacity: 0.85;
  line-height: 1.7;
  max-width: 600px;
}

.calc-hero-split {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
}

.calc-hero-crosslink {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 1rem 1.5rem;
  text-align: right;
  flex-shrink: 0;
  transition: background 0.2s, transform 0.2s;
}

.calc-hero-crosslink:hover {
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-2px);
}

.calc-hero-crosslink-label {
  font-size: 0.8rem;
  color: var(--green-glow);
  font-weight: 500;
  margin-bottom: 0.2rem;
}

.calc-hero-crosslink-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--white);
}

/* ── Calculator Section ── */
.calc-section {
  padding: 2.5rem 2rem 3rem;
}

.calc-section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

/* ── Summary Cards ── */
.calc-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.calc-summary-card {
  background: var(--white);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
  border: 1px solid rgba(0, 61, 50, 0.08);
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}

.calc-summary-primary {
  background: var(--green-deep);
  color: var(--white);
  border: none;
  box-shadow: 0 4px 20px rgba(0, 61, 50, 0.25);
}

.calc-summary-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.7;
  margin-bottom: 0.4rem;
}

.calc-summary-primary .calc-summary-label {
  color: var(--green-glow);
  opacity: 1;
}

.calc-summary-value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--green-deep);
  line-height: 1.2;
}

.calc-summary-primary .calc-summary-value {
  color: var(--white);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
}

/* ── Calculator Body ── */
.calc-body {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 2rem;
  align-items: start;
}

/* ── Input Panel ── */
.calc-inputs {
  background: var(--white);
  border-radius: 20px;
  padding: 2rem;
  border: 1px solid rgba(0, 61, 50, 0.08);
  box-shadow: 0 1px 2px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.04);
  position: sticky;
  top: 80px;
}

.calc-inputs h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--green-deep);
  margin-bottom: 1.5rem;
}

.calc-field {
  margin-bottom: 1.5rem;
}

.calc-field-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
}

.calc-field-header label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-dark);
}

.calc-field-value {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  background: var(--cream);
  border: 1px solid rgba(0, 61, 50, 0.12);
  border-radius: 8px;
  padding: 0.35rem 0.6rem;
}

.calc-field-prefix,
.calc-field-suffix {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-mid);
}

.calc-field-value input {
  border: none;
  background: transparent;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--green-deep);
  width: 90px;
  text-align: right;
  outline: none;
  -moz-appearance: textfield;
}

.calc-field-value input::-webkit-outer-spin-button,
.calc-field-value input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.calc-field-range {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-mid);
  opacity: 0.6;
  margin-top: 0.3rem;
}

/* ── Custom Range Slider ── */
.calc-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--cream-dark);
  outline: none;
  cursor: pointer;
}

.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-warm);
  cursor: pointer;
  border: 3px solid var(--white);
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.35);
  transition: transform 0.15s, box-shadow 0.15s;
}

.calc-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 3px 12px rgba(255, 107, 53, 0.5);
}

.calc-slider::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-warm);
  cursor: pointer;
  border: 3px solid var(--white);
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.35);
  transition: transform 0.15s, box-shadow 0.15s;
}

.calc-slider::-moz-range-thumb:hover {
  transform: scale(1.15);
}

.calc-slider::-moz-range-track {
  height: 6px;
  border-radius: 3px;
  background: var(--cream-dark);
}

.calc-slider-ghost::-webkit-slider-thumb {
  background: var(--green-mid);
  box-shadow: 0 2px 8px rgba(0, 61, 50, 0.3);
}

.calc-slider-ghost::-moz-range-thumb {
  background: var(--green-mid);
  box-shadow: 0 2px 8px rgba(0, 61, 50, 0.3);
}

/* ── Toggle Switch ── */
.calc-compare-toggle {
  margin-bottom: 1rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(0, 61, 50, 0.06);
}

.calc-toggle {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
}

.calc-toggle input { display: none; }

.calc-toggle-track {
  width: 44px;
  height: 24px;
  background: var(--cream-dark);
  border-radius: 12px;
  position: relative;
  transition: background 0.25s;
  flex-shrink: 0;
}

.calc-toggle-track::after {
  content: '';
  width: 18px;
  height: 18px;
  background: var(--white);
  border-radius: 50%;
  position: absolute;
  top: 3px;
  left: 3px;
  transition: transform 0.25s;
  box-shadow: 0 1px 4px rgba(0,0,0,0.15);
}

.calc-toggle input:checked + .calc-toggle-track {
  background: var(--green-bright);
}

.calc-toggle input:checked + .calc-toggle-track::after {
  transform: translateX(20px);
}

.calc-toggle-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
}

.calc-compare-fields {
  animation: calcSlideDown 0.3s ease;
}

@keyframes calcSlideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.calc-inputs-cta {
  display: block;
  text-align: center;
  background: var(--accent-warm);
  color: var(--white) !important;
  text-decoration: none;
  padding: 0.85rem 1.5rem;
  border-radius: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  margin-top: 1.5rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.calc-inputs-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 53, 0.35);
}

/* ── Chart Panel ── */
.calc-chart-panel {
  background: var(--white);
  border-radius: 20px;
  padding: 2rem;
  border: 1px solid rgba(0, 61, 50, 0.08);
  box-shadow: 0 1px 2px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.04);
}

.calc-chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.calc-chart-header h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green-deep);
}

.calc-chart-legend {
  display: flex;
  gap: 1rem;
}

.calc-legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-mid);
}

.calc-legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.calc-legend-new .calc-legend-dot { background: var(--green-light); }
.calc-legend-old .calc-legend-dot { background: var(--green-deep); opacity: 0.4; }

.calc-chart-wrap {
  position: relative;
  width: 100%;
  cursor: crosshair;
}

.calc-chart-wrap svg {
  width: 100%;
  height: auto;
  display: block;
}

/* ── Savings Badge ── */
.calc-savings {
  margin-top: 1.25rem;
  animation: calcSlideDown 0.3s ease;
}

.calc-savings-inner {
  background: linear-gradient(135deg, var(--green-deep) 0%, var(--green-mid) 100%);
  color: var(--white);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  text-align: center;
}

.calc-savings-label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--green-glow);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.calc-savings-amount {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-warm);
}

.calc-savings-total {
  display: block;
  font-size: 0.85rem;
  opacity: 0.8;
  margin-top: 0.2rem;
}

/* ── Breakdown ── */
.calc-breakdown {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(0, 61, 50, 0.06);
}

.calc-breakdown h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green-deep);
  margin-bottom: 1rem;
}

.calc-breakdown-bar {
  display: flex;
  height: 14px;
  border-radius: 7px;
  overflow: hidden;
  margin-bottom: 0.75rem;
}

.calc-breakdown-principal {
  background: var(--green-bright);
  transition: width 0.4s ease;
}

.calc-breakdown-interest {
  background: var(--accent-warm);
  transition: width 0.4s ease;
}

.calc-breakdown-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-mid);
}

.calc-breakdown-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.calc-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.calc-dot-principal { background: var(--green-bright); }
.calc-dot-interest { background: var(--accent-warm); }

/* ── Nav Calculator Link ── */
.nav-calc {
  background: var(--green-bright) !important;
  color: var(--white) !important;
  padding: 0.55rem 1.2rem !important;
  border-radius: 8px !important;
  font-weight: 700 !important;
  font-size: 0.85rem !important;
  text-decoration: none !important;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s !important;
  white-space: nowrap;
}

.nav-calc:hover {
  background: var(--green-light) !important;
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 12px rgba(38, 166, 154, 0.35) !important;
}

/* ── Calculator CTA Banner (for guides/blogs) ── */
.calc-cta-banner {
  background: linear-gradient(135deg, var(--green-mid) 0%, var(--green-deep) 100%);
  border-radius: 16px;
  padding: 1.5rem 2rem;
  margin: 2rem 0;
}

.calc-cta-inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.calc-cta-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--green-glow);
}

.calc-cta-text {
  flex: 1;
}

.calc-cta-text h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.2rem;
}

.calc-cta-text p {
  font-size: 0.85rem;
  color: var(--green-glow);
  margin: 0;
}

.calc-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 1.5rem;
  background: var(--accent-warm);
  color: var(--white) !important;
  text-decoration: none;
  border-radius: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  white-space: nowrap;
  transition: transform 0.2s, box-shadow 0.2s;
}

.calc-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4);
}

/* ── FTB Calculator — LTV Row (horizontal) ── */
.calc-ltv-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem 1.5rem;
  background: var(--white);
  border-radius: 16px;
  border: 1px solid rgba(0, 61, 50, 0.08);
}

.calc-ltv-graphic {
  flex-shrink: 0;
}

.calc-ltv-graphic svg {
  width: 120px;
  height: 75px;
}

.calc-ltv-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}

.calc-ltv-value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--green-deep);
  line-height: 1.1;
}

.calc-ltv-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.calc-ltv-stats {
  display: flex;
  gap: 1.5rem;
  margin-left: auto;
  padding-left: 1.5rem;
  border-left: 1px solid rgba(0, 61, 50, 0.08);
}

.calc-deposit-stat {
  text-align: center;
}

.calc-deposit-stat-value {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--green-deep);
}

.calc-deposit-stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-mid);
  margin-top: 0.15rem;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .calc-section-inner {
    display: flex;
    flex-direction: column;
  }

  .calc-body {
    display: contents;
  }

  .calc-inputs {
    position: static;
    order: 1;
  }

  .calc-summary {
    order: 2;
  }

  .calc-chart-panel {
    order: 3;
  }

  .calc-hero { padding: 2.5rem 1.25rem 1.5rem; }
  .calc-hero h1 { line-height: 1.05; margin-bottom: 0.5rem; }
  .calc-standfirst { font-size: 18px; line-height: 1.4; }
  .calc-hero-split { flex-direction: column; align-items: flex-start; }
  .calc-hero-crosslink { align-self: center; text-align: center; }
}

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

  .calc-chart-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .calc-cta-inner {
    flex-direction: column;
    text-align: center;
  }

  .calc-cta-icon { display: none; }

  .calc-section { padding: 1.5rem 1rem 2rem; }

  .calc-inputs, .calc-chart-panel {
    padding: 1.25rem;
    border-radius: 14px;
  }

  .calc-ltv-row {
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
  }
  .calc-ltv-stats {
    border-left: none;
    padding-left: 0;
    margin-left: 0;
    padding-top: 0.75rem;
    border-top: 1px solid rgba(0, 61, 50, 0.08);
    width: 100%;
    justify-content: center;
  }
}