/* ============================================================
   LIFECYCLE · SECURITY · TECH STACK · CTA
   ============================================================ */

/* ─────────────────────────────────────────
   LIFECYCLE — Vertical timeline
───────────────────────────────────────── */
.lifecycle-wrap {
  position: relative;
  padding-top: var(--sp-lg);
}

.timeline-line {
  position: absolute;
  left: 50%;
  top: var(--sp-lg);
  bottom: 0;
  width: 2px;
  background: var(--divider);
  transform: translateX(-50%);
}

.timeline-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.timeline-step {
  display: grid;
  grid-template-columns: 1fr 48px 1fr;
  gap: 0;
  align-items: start;
  padding: var(--sp-md) 0;
}

.timeline-step:nth-child(odd) .step-content { grid-column: 1; grid-row: 1; padding-right: var(--sp-xl); text-align: right; }
.timeline-step:nth-child(odd) .step-node  { grid-column: 2; grid-row: 1; }
.timeline-step:nth-child(odd) .step-empty { grid-column: 3; grid-row: 1; }

.timeline-step:nth-child(even) .step-empty   { grid-column: 1; grid-row: 1; }
.timeline-step:nth-child(even) .step-node    { grid-column: 2; grid-row: 1; }
.timeline-step:nth-child(even) .step-content { grid-column: 3; grid-row: 1; padding-left: var(--sp-xl); }

.step-node {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 4px;
}

.step-circle {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--primary);
  transition: background 0.3s ease, box-shadow 0.3s ease;
  flex-shrink: 0;
}

.step-circle.is-active {
  background: var(--primary);
  box-shadow: 0 0 0 6px rgba(37,99,235,0.16);
}

.step-content {}

.step-phase {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--meta);
  text-transform: uppercase;
  letter-spacing: 2px;
  display: block;
  margin-bottom: 6px;
}

.step-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--ink);
  font-family: var(--font-display);
  margin-bottom: 10px;
}

.step-desc {
  font-size: 15px;
  color: var(--body-text);
  line-height: 1.65;
  margin-bottom: 8px;
}

.step-duration {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #CBD5E1;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: block;
}

/* ─────────────────────────────────────────
   SECURITY — Dark full-width panel
───────────────────────────────────────── */
.security-section {
  background:
    radial-gradient(circle at 18% 18%, rgba(37,99,235,0.16), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(59,130,246,0.14), transparent 44%),
    #0F172A;
  padding: var(--sp-2xl) 0;
}

.security-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-xl);
  align-items: start;
}

.security-copy .eyebrow { color: #475569; }

.security-copy h2 {
  color: #FFFFFF;
  margin-bottom: var(--sp-sm);
}

.security-copy > p { color: #94A3B8; margin-bottom: var(--sp-md); }

.security-claims { margin-top: var(--sp-md); }

.security-claim {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--sp-sm);
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.security-claim:last-child { border-bottom: none; }

.security-claim-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #475569;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.security-claim-text {
  font-size: 14px;
  color: #CBD5E1;
  margin: 0;
}

/* Security arch diagram (dark) */
.security-arch {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  overflow: hidden;
  backdrop-filter: blur(2px);
}

.security-layer {
  padding: 16px 20px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px dashed rgba(255,255,255,0.1);
}

.security-layer:last-child { border-bottom: none; }

.security-layer-name {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: #94A3B8;
  margin-bottom: 4px;
}

.security-layer-desc {
  font-size: 13px;
  color: #64748B;
  margin: 0;
}

/* ─────────────────────────────────────────
   TECH STACK — Three-column grouped
───────────────────────────────────────── */
.stack-intro {
  font-size: 17px;
  color: var(--body-text);
  margin-bottom: var(--sp-lg);
  font-style: italic;
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-lg);
  margin-top: var(--sp-lg);
}

.stack-col {}

.stack-col-header {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--meta);
  margin-bottom: var(--sp-sm);
  padding-bottom: var(--sp-sm);
  border-bottom: 2px solid var(--divider);
  display: block;
}

.stack-item {
  display: block;
  font-size: 14px;
  color: var(--body-dark);
  padding: 9px 0;
  border-bottom: 1px solid #F1F5F9;
  transition: color 0.15s ease;
}

.stack-item:last-child { border-bottom: none; }
.stack-item:hover { color: var(--ink); }

/* ─────────────────────────────────────────
   FINAL CTA
───────────────────────────────────────── */
.cta-section {
  background: linear-gradient(180deg, #EEF3FF 0%, #F7FAFF 100%);
  padding: var(--sp-2xl) 0;
}

.cta-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--sp-xl);
  align-items: center;
}

.cta-copy h2 { margin-bottom: var(--sp-sm); }

.cta-copy > p {
  font-size: 18px;
  color: var(--body-text);
  max-width: 520px;
  margin-bottom: var(--sp-lg);
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-md);
  align-items: center;
}

.cta-stat-panel {}
.cta-stat-panel {
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: calc(var(--radius) + 2px);
  padding: var(--sp-lg);
  box-shadow: 0 20px 34px rgba(15,23,42,0.08);
}

.cta-stat-num {
  font-family: var(--font-display);
  font-size: 72px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.05em;
  line-height: 1;
  display: block;
}

.cta-stat-desc {
  font-size: 16px;
  color: var(--body-text);
  margin: var(--sp-sm) 0 var(--sp-md);
}

.cta-stat-attr {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--meta);
  text-transform: uppercase;
  letter-spacing: 1px;
  display: block;
  line-height: 1.6;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  /* timeline */
  .timeline-line { display: none; }
  .timeline-step {
    grid-template-columns: 32px 1fr;
    gap: var(--sp-sm);
  }
  .timeline-step:nth-child(odd) .step-content,
  .timeline-step:nth-child(even) .step-content {
    grid-column: 2;
    grid-row: 1;
    padding-left: 0;
    padding-right: 0;
    text-align: left;
  }
  .timeline-step:nth-child(odd) .step-node,
  .timeline-step:nth-child(even) .step-node {
    grid-column: 1;
    grid-row: 1;
  }
  .step-empty { display: none; }

  /* security */
  .security-grid { grid-template-columns: 1fr; }

  /* stack */
  .stack-grid { grid-template-columns: 1fr; gap: var(--sp-md); }

  /* cta */
  .cta-grid { grid-template-columns: 1fr; gap: var(--sp-lg); }
  .cta-stat-num { font-size: 56px; }
}

@media (max-width: 600px) {
  .security-claim { grid-template-columns: 1fr; gap: 4px; }
}