/* =============================================================================
   ALPENDRA — pages/approach.css
   Approach page — differentiators, methodology timeline, testimonials, stats
   ============================================================================= */

/* ─────────────────────────────────────────────────────────────────────────────
   DIFFERENTIATORS GRID
   ───────────────────────────────────────────────────────────────────────────── */
.approach-diff {
  padding: var(--section-pad);
  background-color: var(--white);
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--gray-line);
  border-left: 1px solid var(--gray-line);
  margin-top: 64px;
}

.diff-cell {
  border-right: 1px solid var(--gray-line);
  border-bottom: 1px solid var(--gray-line);
  padding: 48px 36px;
  transition: background-color var(--transition);
}

.diff-cell:hover {
  background-color: var(--gold-pale);
}

.diff-icon {
  width: 48px;
  height: 48px;
  background-color: var(--gold-pale);
  border: 1px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.diff-icon span {
  font-size: 22px;
  line-height: 1;
}

.diff-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  color: var(--navy);
  margin-bottom: 12px;
}

.diff-desc {
  font-size: 14px;
  color: var(--gray-text);
  line-height: 1.7;
}

/* ─────────────────────────────────────────────────────────────────────────────
   VERTICAL TIMELINE — METHODOLOGY
   ───────────────────────────────────────────────────────────────────────────── */
.methodology {
  padding: var(--section-pad);
  background-color: var(--off-white);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 64px auto 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 39px;
  top: 0;
  bottom: 0;
  width: 1px;
  background-color: var(--gray-line);
}

.timeline-phase {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 40px;
  margin-bottom: 56px;
  position: relative;
}

.timeline-phase:last-child {
  margin-bottom: 0;
}

.phase-badge {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 1px solid var(--gray-line);
  background-color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  transition: all 0.3s ease;
  cursor: default;
}

.phase-badge:hover,
.timeline-phase:hover .phase-badge {
  background-color: var(--gold);
  border-color: var(--gold);
}

.phase-numeral {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  color: var(--navy);
  transition: color 0.3s ease;
  line-height: 1;
}

.timeline-phase:hover .phase-numeral {
  color: var(--navy-deep);
}

.phase-content {
  padding-top: 20px;
}

.phase-title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 400;
  color: var(--navy);
  margin-bottom: 16px;
  line-height: 1.15;
}

.phase-desc {
  font-size: 15px;
  color: var(--gray-text);
  line-height: 1.75;
  margin-bottom: 20px;
}

.phase-outcomes {
  list-style: none;
  padding: 0;
}

.phase-outcomes li {
  font-size: 14px;
  color: var(--gray-text);
  padding: 6px 0;
  display: flex;
  gap: 10px;
  line-height: 1.55;
}

.phase-outcomes li::before {
  content: '→';
  color: var(--gold);
  flex-shrink: 0;
}

/* ─────────────────────────────────────────────────────────────────────────────
   TESTIMONIAL CARDS
   ───────────────────────────────────────────────────────────────────────────── */
.testimonials-section {
  padding: var(--section-pad);
  background-color: var(--white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background-color: var(--gray-line);
  margin-top: 64px;
}

.testimonial-card {
  background-color: var(--white);
  padding: 40px 32px;
  transition: background-color var(--transition);
}

.testimonial-card:hover {
  background-color: var(--gold-pale);
}

.testimonial-card-quote {
  font-family: var(--font-display);
  font-size: 18px;
  font-style: italic;
  font-weight: 300;
  color: var(--navy);
  line-height: 1.65;
  margin-bottom: 24px;
}

.testimonial-card-attr {
  font-size: 12px;
  color: var(--gray-muted);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ─────────────────────────────────────────────────────────────────────────────
   STATS ROW
   ───────────────────────────────────────────────────────────────────────────── */
.stats-row {
  padding: 64px 56px;
  background-color: var(--navy);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stat-item {
  text-align: center;
  padding: 32px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-item:last-child {
  border-right: none;
}

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 52px;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
}

.stat-lbl {
  color: rgba(255, 255, 255, 0.55);
  font-size: 13px;
  letter-spacing: 0.05em;
  margin-top: 8px;
}

/* ─────────────────────────────────────────────────────────────────────────────
   RESPONSIVE
   ───────────────────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .diff-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    padding: 56px;
  }

  .stat-item:nth-child(2) {
    border-right: none;
  }

  .stat-item:nth-child(3) {
    border-right: 1px solid rgba(255, 255, 255, 0.08);
  }

  .stat-item:nth-child(3),
  .stat-item:nth-child(4) {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }
}

@media (max-width: 768px) {
  .diff-grid {
    grid-template-columns: 1fr;
  }

  .timeline-phase {
    grid-template-columns: 56px 1fr;
    gap: 24px;
  }

  .timeline::before {
    left: 27px;
  }

  .phase-badge {
    width: 56px;
    height: 56px;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .stats-row {
    grid-template-columns: 1fr 1fr;
    padding: 48px 24px;
  }

  .stat-item {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .stat-item:nth-child(odd) {
    border-right: 1px solid rgba(255, 255, 255, 0.08);
  }

  .stat-item:last-child,
  .stat-item:nth-last-child(2):nth-child(odd) {
    border-bottom: none;
  }
}