/**
 * RO SACHY LTD - How We Work Page Styles
 * Redesigned: Scroll-reveal step panels
 */

/* ============================================================
   STEPS TIMELINE WRAPPER
   ============================================================ */
.steps-timeline {
  position: relative;
  margin-top: var(--space-xl);
  padding-left: 0;
}

/* Vertical connector line running through all steps */
.steps-timeline::before {
  content: '';
  position: absolute;
  left: 27px;
  top: 28px;
  bottom: 28px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-secondary) 0%, var(--color-accent) 100%);
  z-index: 0;
}

/* ============================================================
   INDIVIDUAL STEP PANEL
   ============================================================ */
.step-panel {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 0 var(--space-md);
  margin-bottom: var(--space-lg);
  position: relative;
  align-items: flex-start;

  /* Initial hidden state — revealed by scroll JS */
  opacity: 0;
  transform: translateY(48px);
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.step-panel:last-child {
  margin-bottom: 0;
}

/* Step is in or past the viewport — show it */
.step-panel.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Step has been scrolled past — dim to show progress */
.step-panel.is-past {
  opacity: 0.38;
  transform: translateY(0);
}

/* ============================================================
   STEP NUMBER BADGE
   ============================================================ */
.step-num {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
  padding-top: 0;
}

.step-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  font-family: var(--font-heading);
  flex-shrink: 0;
  box-shadow: 0 0 0 6px var(--color-bg);
  transition: box-shadow 0.45s ease, background-color 0.45s ease;
}

.step-panel.is-visible .step-circle {
  box-shadow: 0 0 0 6px var(--color-bg), 0 0 0 10px rgba(201, 168, 76, 0.18);
}

.step-panel.is-past .step-circle {
  background-color: var(--color-accent);
  box-shadow: 0 0 0 6px var(--color-bg);
}

/* ============================================================
   STEP CARD
   ============================================================ */
.step-card {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  border-left: 3px solid transparent;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 240px;
  transition: border-color 0.45s ease, box-shadow 0.45s ease;
}

.step-panel.is-visible .step-card {
  border-left-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.step-panel.is-past .step-card {
  border-left-color: var(--color-accent);
  box-shadow: none;
}

/* ============================================================
   STEP CARD MAIN CONTENT
   ============================================================ */
.step-card-main {
  padding: var(--space-lg);
}

.step-card-main h3 {
  color: var(--color-primary);
  font-size: var(--text-2xl);
  margin-bottom: var(--space-md);
  line-height: var(--leading-tight);
}

.step-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.step-detail-item strong {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-secondary);
  margin-bottom: 0.2rem;
}

.step-detail-item p {
  margin: 0;
  color: var(--color-text);
  line-height: var(--leading-relaxed);
  font-size: var(--text-base);
}

/* QA sub-list inside a step */
.step-qa-list {
  list-style: none;
  padding: 0;
  margin: var(--space-xs) 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.step-qa-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: var(--text-sm);
  color: var(--color-text);
  line-height: var(--leading-relaxed);
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--color-border);
}

.step-qa-list li:last-child {
  border-bottom: none;
}

.step-qa-list li::before {
  content: '—';
  color: var(--color-secondary);
  font-weight: var(--weight-bold);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ============================================================
   STEP OUTPUT COLUMN
   ============================================================ */
.step-output {
  background-color: var(--color-bg);
  border-left: 1px solid var(--color-border);
  padding: var(--space-lg) var(--space-md);
  display: flex;
  flex-direction: column;
}

.output-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  margin-bottom: var(--space-sm);
  padding-bottom: var(--space-xs);
  border-bottom: 2px solid var(--color-secondary);
}

.step-output ul {
  list-style: none;
  padding: 0;
  margin: 0;
  flex: 1;
}

.step-output li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.step-output li:last-child {
  border-bottom: none;
}

.step-output li::before {
  content: '✓';
  color: var(--color-secondary);
  font-weight: var(--weight-bold);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ============================================================
   PROMISE BOX (Communication Promise section)
   ============================================================ */
.promise-box {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1A3A5C 100%);
  color: var(--color-white);
  padding: var(--space-xl);
  border-radius: var(--border-radius-lg);
  text-align: center;
  margin-top: var(--space-lg);
}

.promise-box h3 {
  color: var(--color-secondary);
  margin-bottom: var(--space-sm);
  font-size: var(--text-3xl);
}

.promise-box > p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-lg);
}

.promise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  max-width: 900px;
  margin: 0 auto;
  text-align: left;
}

.promise-item {
  background-color: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(201, 168, 76, 0.25);
  border-radius: var(--border-radius-md);
  padding: var(--space-md);
}

.promise-item-icon {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-xs);
  display: block;
  color: var(--color-secondary);
  font-weight: var(--weight-bold);
  font-family: var(--font-heading);
}

.promise-item p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--text-sm);
  margin: 0;
  line-height: var(--leading-relaxed);
}

/* ============================================================
   ONE-POINT-OF-CONTACT TEAM GRID
   ============================================================ */
.team-support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.team-support-item {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-secondary);
  border-radius: var(--border-radius-md);
  padding: var(--space-md);
}

.team-support-item p {
  margin: 0;
  color: var(--color-text);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
}

/* ============================================================
   RESPONSIVE — TABLET
   ============================================================ */
@media (max-width: 1023px) {
  .step-card {
    grid-template-columns: 1fr;
  }

  .step-output {
    border-left: none;
    border-top: 1px solid var(--color-border);
  }

  .promise-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .team-support-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   RESPONSIVE — MOBILE
   ============================================================ */
@media (max-width: 767px) {
  .steps-timeline::before {
    left: 21px;
  }

  .step-panel {
    grid-template-columns: 44px 1fr;
    gap: 0 var(--space-sm);
  }

  .step-circle {
    width: 44px;
    height: 44px;
    font-size: var(--text-lg);
    box-shadow: 0 0 0 4px var(--color-bg);
  }

  .step-panel.is-visible .step-circle {
    box-shadow: 0 0 0 4px var(--color-bg), 0 0 0 8px rgba(201, 168, 76, 0.18);
  }

  .step-card-main {
    padding: var(--space-md);
  }

  .step-output {
    padding: var(--space-md);
  }

  .step-card-main h3 {
    font-size: var(--text-xl);
  }

  .promise-box {
    padding: var(--space-lg);
  }

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