.process-hero {
  padding: 160px 0 var(--space-16);
  max-width: 720px;
}

.process-hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.2rem);
}

.process-hero p {
  margin-top: var(--space-5);
  color: var(--color-muted);
  font-size: 1.1rem;
}

/* ---- Dark timeline ---- */

.timeline-section {
  position: relative;
}

.timeline-track {
  position: relative;
  margin-top: var(--space-12);
  padding-left: 48px;
}

.timeline-line {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(247, 244, 236, 0.12);
}

.timeline-line-fill {
  width: 100%;
  background: var(--color-accent);
  transform-origin: top;
}

.phase {
  position: relative;
  padding: var(--space-10) 0;
  border-bottom: 1px solid rgba(247, 244, 236, 0.1);
  display: grid;
  grid-template-columns: 100px 1fr 1fr;
  gap: var(--space-8);
}

.phase:last-child {
  border-bottom: none;
}

.phase-marker {
  position: absolute;
  left: -54px;
  top: var(--space-10);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-accent);
}

.phase-number {
  font-size: 13px;
  color: var(--color-accent-on-dark);
  font-weight: 700;
}

.phase-week {
  display: block;
  font-size: 11px;
  color: rgba(247, 244, 236, 0.6);
  margin-top: var(--space-2);
}

.phase-title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: #fff;
  margin-bottom: var(--space-3);
}

.phase-description {
  color: rgba(247, 244, 236, 0.6);
  font-size: 14px;
  line-height: 1.6;
}

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

.phase-meta-item h4 {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
  color: rgba(247, 244, 236, 0.6);
  margin-bottom: var(--space-2);
}

.phase-meta-item p {
  font-size: 13px;
  color: rgba(247, 244, 236, 0.75);
  margin: 0;
}

/* ---- Behind the method ---- */

.method-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.method-card {
  position: relative;
  padding: var(--space-10);
  min-height: 320px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.method-card-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.08;
  background: var(--color-ink);
  filter: blur(2px);
  transition: opacity 0.4s var(--ease-premium), filter 0.4s var(--ease-premium), transform 0.4s var(--ease-premium);
}

.method-card:hover .method-card-shape {
  opacity: 0.16;
  filter: blur(0px);
  transform: scale(1.05);
}

.method-card:nth-child(1) .method-card-shape {
  width: 260px;
  height: 260px;
  top: -60px;
  right: -60px;
}

.method-card:nth-child(2) .method-card-shape {
  width: 220px;
  height: 220px;
  bottom: -50px;
  right: 30px;
  border-radius: 30% 70% 60% 40% / 40% 50% 50% 60%;
}

.method-card-label {
  position: relative;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-3);
}

.method-card p {
  position: relative;
  color: var(--color-muted);
  max-width: 380px;
}

/* ---- ROI calculator ---- */

.calculator {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-10);
}

.calculator-type-toggle {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.calculator-type-toggle button {
  flex: 1;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: transparent;
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
}

.calculator-type-toggle button.is-active {
  background: var(--color-ink);
  color: var(--color-bg);
  border-color: var(--color-ink);
}

.calculator-field {
  margin-bottom: var(--space-5);
}

.calculator-field label {
  display: block;
  font-size: 12px;
  color: var(--color-muted);
  margin-bottom: var(--space-2);
}

.calculator-field input,
.calculator-field select {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: 15px;
  font-family: inherit;
}

.calculator-lift-buttons {
  display: flex;
  gap: var(--space-2);
}

.calculator-lift-buttons button {
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: transparent;
  font-size: 13px;
  font-family: inherit;
}

.calculator-lift-buttons button.is-active {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.calculator-results {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.calculator-result-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.calculator-result-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.calculator-result-label {
  font-size: 13px;
  color: var(--color-muted);
}

.calculator-result-value {
  font-size: 1.3rem;
  font-weight: 700;
}

.calculator-result-value.is-highlight {
  color: var(--color-accent);
  font-size: 1.8rem;
}

@media (max-width: 900px) {
  .phase {
    grid-template-columns: 1fr;
  }

  .method-cards,
  .calculator {
    grid-template-columns: 1fr;
  }

  .timeline-track {
    padding-left: 28px;
  }

  .phase-marker {
    left: -34px;
  }
}