/* ==========================================================================
   ADVENNO PHASE 4 PAGE - HOW WE BUILD (SCOPED)
   --------------------------------------------------------------------------
   Scope:
   - how-we-build.php only
   - preserve schema blocks, content hierarchy, and existing JS behavior
   - replace inline presentation styles with page-scoped classes
   ========================================================================== */

.p4-hwb-page .p4-hwb-main {
  padding-top: clamp(4.7rem, 7vw, 5.85rem);
}

.p4-hwb-page .p4-hwb-hero {
  padding-top: 140px;
}

.p4-hwb-page .p4-hwb-hero-copy {
  max-width: 600px;
  margin: 0 auto;
}

.p4-hwb-page .p4-hwb-hero-actions {
  margin-top: 24px;
  justify-content: center;
}

.p4-hwb-page .p4-hwb-values-grid {
  margin-top: 60px;
  gap: 30px;
}

.p4-hwb-page .p4-hwb-values-card {
  padding: 30px;
  text-align: center;
}

.p4-hwb-page .p4-hwb-values-icon-wrap {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.p4-hwb-page .p4-hwb-values-title {
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.p4-hwb-page .p4-hwb-values-copy {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.p4-hwb-page .p4-hwb-arch-wrap {
  margin-top: 48px;
  margin-bottom: 48px;
}

.p4-hwb-page .p4-hwb-arch-card {
  padding: 32px;
  text-align: center;
  overflow: hidden;
  position: relative;
}

.p4-hwb-page .p4-hwb-arch-topline {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    var(--color-accent),
    var(--color-accent),
    var(--color-accent-secondary),
    var(--color-accent)
  );
  background-size: 200% 100%;
  animation: p4HwbGradientShift 4s ease infinite;
}

@keyframes p4HwbGradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.p4-hwb-page .p4-hwb-arch-title {
  margin-bottom: 24px;
  font-size: 1.1rem;
}

.p4-hwb-page .p4-hwb-arch-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.p4-hwb-page .p4-hwb-arch-node {
  padding: 16px 24px;
  border-radius: 12px;
  min-width: 140px;
}

.p4-hwb-page .p4-hwb-node-front {
  background: rgba(20, 184, 166, 0.08);
  border: 1px solid rgba(20, 184, 166, 0.2);
}

.p4-hwb-page .p4-hwb-node-back {
  background: rgba(52, 211, 153, 0.08);
  border: 1px solid rgba(52, 211, 153, 0.2);
}

.p4-hwb-page .p4-hwb-node-db {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.p4-hwb-page .p4-hwb-node-infra {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.p4-hwb-page .p4-hwb-node-icon {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 8px;
}

.p4-hwb-page .p4-hwb-node-icon-accent {
  color: var(--color-accent);
}

.p4-hwb-page .p4-hwb-node-icon-secondary {
  color: var(--color-accent-secondary);
}

.p4-hwb-page .p4-hwb-node-icon-green {
  color: #10b981;
}

.p4-hwb-page .p4-hwb-node-title {
  font-weight: 600;
  font-size: 0.85rem;
}

.p4-hwb-page .p4-hwb-node-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.p4-hwb-page .p4-hwb-node-arrow {
  color: var(--text-muted);
  opacity: 0.4;
}

.p4-hwb-page .p4-hwb-arch-grid {
  margin-top: 60px;
  gap: 60px;
}

.p4-hwb-page .p4-hwb-card-40 {
  padding: 40px;
}

.p4-hwb-page .p4-hwb-title-accent-lg {
  margin-bottom: 24px;
  color: var(--color-accent);
}

.p4-hwb-page .p4-hwb-copy-relaxed {
  margin-bottom: 20px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.p4-hwb-page .p4-hwb-list-reset {
  list-style: none;
  padding: 0;
}

.p4-hwb-page .p4-hwb-list-row {
  padding: 8px 0;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.p4-hwb-page .p4-hwb-text-accent {
  color: var(--color-accent);
}

.p4-hwb-page .p4-hwb-text-secondary {
  color: var(--text-secondary);
}

.p4-hwb-page .p4-hwb-security-grid {
  margin-top: 60px;
}

.p4-hwb-page .p4-hwb-security-card {
  padding: 32px;
}

.p4-hwb-page .p4-hwb-security-icon-wrap {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.p4-hwb-page .p4-hwb-security-title {
  margin-bottom: 12px;
}

.p4-hwb-page .p4-hwb-security-copy {
  color: var(--text-secondary);
  line-height: 1.7;
}

.p4-hwb-page .p4-hwb-scale-grid {
  align-items: center;
  gap: 80px;
}

.p4-hwb-page .p4-hwb-title-left {
  text-align: left;
}

.p4-hwb-page .p4-hwb-scale-copy {
  margin: 24px 0;
  color: var(--text-secondary);
  line-height: 1.8;
}

.p4-hwb-page .p4-hwb-scale-list {
  list-style: none;
  padding: 0;
  margin-top: 32px;
}

.p4-hwb-page .p4-hwb-scale-list-row {
  padding: 12px 0;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.p4-hwb-page .p4-hwb-icon-accent {
  color: var(--color-accent);
}

.p4-hwb-page .p4-hwb-perf-card {
  padding: 40px;
}

.p4-hwb-page .p4-hwb-perf-block {
  margin-bottom: 24px;
}

.p4-hwb-page .p4-hwb-perf-item {
  margin-bottom: 20px;
}

.p4-hwb-page .p4-hwb-perf-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
}

.p4-hwb-page .p4-hwb-perf-label {
  font-size: 0.9rem;
}

.p4-hwb-page .p4-hwb-perf-value {
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.9rem;
}

.p4-hwb-page .p4-hwb-perf-track {
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  overflow: hidden;
}

.p4-hwb-page .p4-hwb-perf-bar {
  height: 100%;
  border-radius: 999px;
  transition: width 1.5s ease;
}

.p4-hwb-page .p4-hwb-perf-bar-92 {
  width: 92%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-secondary));
}

.p4-hwb-page .p4-hwb-perf-bar-96 {
  width: 96%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent));
}

.p4-hwb-page .p4-hwb-perf-bar-999 {
  width: 99.9%;
  background: linear-gradient(90deg, #10b981, var(--color-accent));
}

.p4-hwb-page .p4-hwb-perf-bar-85 {
  width: 85%;
  background: linear-gradient(90deg, var(--color-accent-secondary), var(--color-accent));
}

.p4-hwb-page .p4-hwb-tech-card {
  padding: 24px;
  margin-top: 20px;
  text-align: center;
}

.p4-hwb-page .p4-hwb-tech-title {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.p4-hwb-page .p4-hwb-tech-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.p4-hwb-page .p4-hwb-maint-grid {
  margin-top: 60px;
  gap: 40px;
}

.p4-hwb-page .p4-hwb-title-accent-md {
  margin-bottom: 20px;
  color: var(--color-accent);
}

.p4-hwb-page .p4-hwb-maint-item {
  padding: 12px 0;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.p4-hwb-page .p4-hwb-maint-item-bordered {
  border-bottom: 1px solid var(--border-color);
}

.p4-hwb-page .p4-hwb-maint-copy {
  margin: 4px 0 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.p4-hwb-page .p4-hwb-response-row {
  display: flex;
  justify-content: space-between;
  padding: 16px;
  background: rgba(20, 184, 166, 0.1);
  border-radius: 8px;
  margin-bottom: 12px;
}

.p4-hwb-page .p4-hwb-response-row-last {
  margin-bottom: 0;
}

.p4-hwb-page .p4-hwb-response-copy {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

.p4-hwb-page .p4-hwb-cta-card {
  padding: 60px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.p4-hwb-page .p4-hwb-cta-title {
  margin-bottom: 20px;
}

.p4-hwb-page .p4-hwb-cta-copy {
  margin-bottom: 32px;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

@media (max-width: 900px) {
  .p4-hwb-page .p4-hwb-arch-grid,
  .p4-hwb-page .p4-hwb-scale-grid,
  .p4-hwb-page .p4-hwb-maint-grid {
    gap: 28px;
  }
}

@media (max-width: 767px) {
  .p4-hwb-page .p4-hwb-main {
    padding-top: 4.15rem;
  }

  .p4-hwb-page .p4-hwb-card-40,
  .p4-hwb-page .p4-hwb-perf-card {
    padding: 28px 24px;
  }

  .p4-hwb-page .p4-hwb-cta-card {
    padding: 36px 24px;
  }
}