/* ============================================================
   PRICE ESTIMATOR — Pack2Door
   Interactive price calculator widget
   ============================================================ */

.estimator-section {
  background: var(--color-bg);
}

.estimator-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  max-width: 960px;
  margin: 0 auto;
}

.estimator-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

/* ── Left: Form ──────────────────────────────────────────── */
.estimator-form-side {
  padding: var(--space-8);
  border-right: 1px solid var(--color-border);
}

.estimator-form-title {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-text);
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-2);
}

.estimator-form-sub {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.estimator-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* Weight slider */
.weight-slider-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.weight-display {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.weight-value-display {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  font-feature-settings: 'tnum';
  letter-spacing: var(--tracking-tight);
}

.weight-unit {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

input[type="range"].weight-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  outline: none;
  cursor: pointer;
}

input[type="range"].weight-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast);
}

input[type="range"].weight-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

input[type="range"].weight-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: var(--shadow-md);
}

.weight-labels {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
}

/* Toggle group (parcel type / speed) */
.toggle-group {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.toggle-option {
  flex: 1;
  min-width: 80px;
}

.toggle-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-option label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-align: center;
}

.toggle-option label:hover {
  border-color: var(--color-primary-muted);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.toggle-option input[type="radio"]:checked + label {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: var(--font-semibold);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.08);
}

/* Insurance checkbox */
.insurance-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.insurance-toggle:hover {
  border-color: var(--color-primary-subtle);
}

.insurance-toggle-label {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.insurance-toggle-title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text);
}

.insurance-toggle-sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.insurance-switch {
  position: relative;
  width: 38px;
  height: 22px;
  flex-shrink: 0;
}

.insurance-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.insurance-slider {
  position: absolute;
  inset: 0;
  background: var(--color-border);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
  cursor: pointer;
}

.insurance-slider::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  left: 3px;
  top: 3px;
  background: white;
  border-radius: 50%;
  box-shadow: var(--shadow-xs);
  transition: transform var(--transition-base);
}

.insurance-switch input:checked + .insurance-slider {
  background: var(--color-primary);
}

.insurance-switch input:checked + .insurance-slider::before {
  transform: translateX(16px);
}

/* ── Right: Results ──────────────────────────────────────── */
.estimator-result-side {
  padding: var(--space-8);
  background: var(--color-bg-secondary);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.estimator-result-title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-4);
}

/* Price display */
.estimator-price-main {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.est-price-label {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-subtle);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  margin-bottom: var(--space-2);
}

.est-price-value {
  font-size: 2.5rem;
  font-weight: var(--font-extrabold);
  color: var(--color-primary);
  letter-spacing: var(--tracking-tighter);
  font-feature-settings: 'tnum';
  line-height: 1;
  transition: all var(--transition-base);
}

.est-price-range {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

/* Courier options in estimator */
.est-courier-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.est-courier-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
}

.est-courier-item:hover {
  border-color: var(--color-primary-subtle);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.06);
}

.est-courier-item.selected {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.08);
}

.est-courier-logo {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: var(--font-bold);
  flex-shrink: 0;
}

.est-courier-info {
  flex: 1;
}

.est-courier-name {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  line-height: 1.2;
}

.est-courier-time {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.est-courier-price {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-text);
  font-feature-settings: 'tnum';
}

.est-best-badge {
  background: var(--color-success-light);
  color: var(--color-success);
  font-size: 9px;
  font-weight: var(--font-bold);
  padding: 2px 7px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  flex-shrink: 0;
}

/* CTA at bottom of estimator */
.estimator-cta {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.estimator-cta .btn {
  width: 100%;
  justify-content: center;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
  .estimator-inner {
    grid-template-columns: 1fr;
  }

  .estimator-form-side {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
}