/* ============================================
   Pricing Page — Thest.io
   Cauchy-inspired: clean credit-based pricing
   ============================================ */

/* ---- Discovery Sprint ---- */
.discovery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-xl);
}

.discovery-card {
  border-top: 2px solid var(--color-accent);
  padding-top: var(--space-lg);
}

.discovery-card h3 {
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-lg);
}

.discovery-card p {
  margin: 0;
  color: var(--color-copy);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
  max-width: 64ch;
}

/* ---- Credit Flow — 4 stage cards ---- */
.credit-flow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-lg);
}

.credit-flow-card {
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.credit-flow-card__stage {
  display: inline-flex;
  align-items: center;
  margin-bottom: var(--space-sm);
  padding: 0.35rem 0.78rem;
  border: 1px solid rgba(5, 150, 105, 0.24);
  border-radius: var(--radius-full);
  background: rgba(5, 150, 105, 0.08);
  color: var(--color-accent);
  font-size: 0.76rem;
  font-family: var(--font-family-mono);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.credit-flow-card h3 {
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-lg);
}

.credit-flow-card p {
  margin-bottom: var(--space-md);
  color: var(--color-copy);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
  max-width: 64ch;
}

.credit-flow-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.credit-flow-card li {
  position: relative;
  margin-bottom: var(--space-sm);
  padding-left: 1.2rem;
  color: var(--color-copy);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
}

.credit-flow-card li:last-child {
  margin-bottom: 0;
}

.credit-flow-card li::before {
  content: '';
  position: absolute;
  top: 0.55rem;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* Stage color coding */
.credit-flow-card:nth-child(1) .credit-flow-card__stage { color: var(--color-accent-teal); border-color: rgba(8, 145, 178, 0.28); background: rgba(8, 145, 178, 0.08); }
.credit-flow-card:nth-child(1) li::before { background: var(--color-accent-teal); }
.credit-flow-card:nth-child(2) .credit-flow-card__stage { color: var(--color-accent); border-color: rgba(5, 150, 105, 0.28); background: rgba(5, 150, 105, 0.08); }
.credit-flow-card:nth-child(2) li::before { background: var(--color-accent); }
.credit-flow-card:nth-child(3) .credit-flow-card__stage { color: var(--color-accent-violet); border-color: rgba(124, 58, 237, 0.28); background: rgba(124, 58, 237, 0.08); }
.credit-flow-card:nth-child(3) li::before { background: var(--color-accent-violet); }
.credit-flow-card:nth-child(4) .credit-flow-card__stage { color: var(--color-accent-warm); border-color: rgba(230, 126, 34, 0.28); background: rgba(230, 126, 34, 0.08); }
.credit-flow-card:nth-child(4) li::before { background: var(--color-accent-warm); }

@media (hover: hover) {
  .credit-flow-card:hover {
    border-color: var(--color-border-strong);
    box-shadow: var(--shadow-md);
  }
}

/* ---- Estimator ---- */
.estimator-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--space-xl);
  align-items: stretch;
}

.estimator-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin: 0;
}

.estimator-field label {
  display: block;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.estimator-field .form-input,
.estimator-field .form-select {
  width: 100%;
}

.estimator-field--range {
  padding: var(--space-md) var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.estimator-range {
  width: 100%;
  margin: 0;
  appearance: none;
  height: 8px;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, rgba(5, 150, 105, 0.18), rgba(5, 150, 105, 0.46));
}

.estimator-range::-webkit-slider-thumb {
  width: 20px;
  height: 20px;
  appearance: none;
  border: 2px solid var(--color-white);
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.estimator-range::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-white);
  border-radius: 50%;
  background: var(--color-accent);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.estimator-buffer-readout {
  margin-top: var(--space-sm);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

#risk-buffer-value {
  color: var(--color-accent);
  font-family: var(--font-family-mono);
}

.estimator-note {
  margin: 0;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
}

/* Estimator output — dark accent panel */
.estimator-output {
  position: relative;
  padding: var(--space-xl);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  background: linear-gradient(148deg, rgba(16, 33, 24, 0.98), rgba(20, 44, 31, 0.98) 62%, rgba(9, 145, 178, 0.62) 130%);
  box-shadow: var(--shadow-xl);
  color: var(--color-text-dark);
  overflow: hidden;
}

.estimator-output::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 14% 16%, rgba(255, 255, 255, 0.15), transparent 40%),
    radial-gradient(circle at 88% 88%, rgba(255, 255, 255, 0.1), transparent 50%);
  pointer-events: none;
}

.estimator-output > * {
  position: relative;
  z-index: 1;
}

.estimator-output__eyebrow {
  margin-bottom: var(--space-sm);
  color: rgba(255, 255, 255, 0.79);
  font-size: var(--font-size-sm);
  font-family: var(--font-family-mono);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.estimator-output h3 {
  margin-bottom: var(--space-lg);
  color: var(--color-text-dark);
  font-size: var(--font-size-xl);
}

.estimator-output__stats {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-sm);
}

.estimator-output__stats li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.estimator-output__stats li span {
  color: rgba(255, 255, 255, 0.82);
  font-size: var(--font-size-sm);
}

.estimator-output__stats li strong {
  color: var(--color-white);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
}

.estimator-output__allocation {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.estimator-output__allocation-title {
  margin-bottom: var(--space-sm);
  color: rgba(255, 255, 255, 0.84);
  font-size: var(--font-size-sm);
  font-family: var(--font-family-mono);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.allocation-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
}

.allocation-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: 0.28rem 0;
}

.allocation-list li span {
  color: rgba(255, 255, 255, 0.78);
  font-size: var(--font-size-sm);
}

.allocation-list li strong {
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-family: var(--font-family-mono);
  font-weight: var(--font-weight-semibold);
}

.estimator-output__riskline {
  margin-top: var(--space-md);
  padding: var(--space-sm) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.estimator-output__riskline span {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--font-size-sm);
}

.estimator-output__riskline strong {
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-family: var(--font-family-mono);
}

.estimator-output__sparkline {
  width: 100%;
  height: auto;
  margin-top: var(--space-md);
}

.sparkline-grid {
  fill: none;
  stroke: rgba(255, 255, 255, 0.23);
  stroke-width: 1.5;
}

#budget-sparkline-line {
  fill: none;
  stroke: var(--color-white);
  stroke-width: 3.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.estimator-output__budget {
  margin-top: var(--space-md);
  color: var(--color-white);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  line-height: 1.5;
}

.estimator-output__meta {
  margin-top: var(--space-sm);
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
}

/* ---- Bundle cards ---- */
.bundle-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-lg);
}

.bundle-card {
  position: relative;
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.bundle-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: rgba(5, 150, 105, 0.34);
}

.bundle-card--featured {
  border-color: rgba(5, 150, 105, 0.4);
  box-shadow: var(--shadow-lg);
}

.bundle-card--featured::before {
  background: var(--gradient-accent);
}

@media (hover: hover) {
  .bundle-card:hover {
    border-color: var(--color-border-strong);
    box-shadow: var(--shadow-md);
  }
}

.bundle-card__header {
  margin-bottom: var(--space-lg);
}

.bundle-card__name {
  margin-bottom: var(--space-xs);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-family: var(--font-family-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.bundle-card h3 {
  margin: 0;
  font-size: var(--font-size-2xl);
}

.bundle-card__price {
  margin-bottom: var(--space-sm);
  color: var(--color-text);
  font-size: clamp(1.35rem, 1.1rem + 1.08vw, 1.9rem);
  font-weight: var(--font-weight-bold);
  line-height: 1.3;
}

.bundle-card__rate {
  margin-bottom: var(--space-lg);
  color: var(--color-copy);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
}

.bundle-card__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.bundle-card__list li {
  position: relative;
  margin-bottom: var(--space-sm);
  padding-left: 1.25rem;
  color: var(--color-copy);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
}

.bundle-card__list li:last-child {
  margin-bottom: 0;
}

.bundle-card__list li::before {
  content: '';
  position: absolute;
  top: 0.55rem;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.bundle-footnote {
  margin-top: var(--space-lg);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  text-align: center;
}

/* ---- Guardrails ---- */
.guardrail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xl);
}

.guardrail {
  border-top: 2px solid var(--color-border-strong);
  padding-top: var(--space-lg);
}

.guardrail h3 {
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-lg);
}

.guardrail p {
  margin: 0;
  color: var(--color-copy);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
  max-width: 64ch;
}

/* ---- Handoff ---- */
.handoff-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-lg);
}

.handoff-card {
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.handoff-card h3 {
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-lg);
}

.handoff-card p {
  margin: 0;
  color: var(--color-copy);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
  max-width: 64ch;
}

@media (hover: hover) {
  .handoff-card:hover {
    border-color: var(--color-border-strong);
    box-shadow: var(--shadow-md);
  }
}

/* ---- Calibration table ---- */
.calibration-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.calibration-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

.calibration-table thead th {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  background: rgba(5, 150, 105, 0.06);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-align: left;
}

.calibration-table tbody td {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-copy);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

.calibration-table tbody tr:last-child td {
  border-bottom: none;
}

.calibration-table tbody td:last-child {
  color: var(--color-text);
  font-family: var(--font-family-mono);
  font-weight: var(--font-weight-semibold);
}

/* ---- FAQ ---- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.faq-item {
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.faq-item__question {
  margin-bottom: var(--space-sm);
  color: var(--color-text);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1.5;
}

.faq-item__answer {
  margin: 0;
  color: var(--color-copy);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-base);
  max-width: 64ch;
}

/* ---- CTA ---- */
.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-xl);
}

/* ---- Responsive ---- */
@media (max-width: 1160px) {
  .credit-flow-grid,
  .handoff-grid,
  .bundle-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1080px) {
  .estimator-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .discovery-grid,
  .guardrail-grid,
  .bundle-grid,
  .credit-flow-grid,
  .handoff-grid {
    grid-template-columns: 1fr;
  }

  .credit-flow-card,
  .bundle-card,
  .handoff-card,
  .faq-item {
    padding: var(--space-lg);
  }

  .estimator-output,
  .estimator-form {
    padding: var(--space-lg);
  }

  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-actions .btn {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .estimator-field--range {
    padding: var(--space-md);
  }

  .calibration-table thead th,
  .calibration-table tbody td {
    padding: var(--space-sm) var(--space-md);
  }
}