/* ==========================================================================
   Layout — page-level grid/section patterns
   ========================================================================== */

/* Hero */
.hero {
  padding: 64px 0 32px;
}

@media (min-width: 1100px) {
  .hero {
    padding: 96px 0 48px;
  }
}

.hero--page .lead {
  max-width: 720px;
}

.hero__ctas {
  margin-top: 32px;
}

/* Pipeline animation */
.pipeline {
  margin: 56px 0 16px;
  overflow-x: auto;
}

.pipeline__track {
  display: flex;
  align-items: center;
  min-width: 640px;
  position: relative;
}

.pipeline__line {
  position: absolute;
  top: 6px;
  left: 0;
  height: 2px;
  background: var(--color-border);
  width: 100%;
}

.pipeline__progress {
  position: absolute;
  top: 6px;
  left: 0;
  height: 2px;
  background: var(--color-accent);
  width: 0%;
  transition: width 1.6s cubic-bezier(0.65, 0, 0.35, 1);
}

.pipeline.is-visible .pipeline__progress {
  width: 100%;
}

.pipeline__node {
  flex: 1;
  position: relative;
  padding-top: 24px;
  text-align: center;
}

.pipeline__dot {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  transition:
    border-color 0.3s ease,
    background-color 0.3s ease;
}

.pipeline.is-visible .pipeline__node:nth-child(1) .pipeline__dot {
  transition-delay: 0.1s;
}
.pipeline.is-visible .pipeline__node:nth-child(2) .pipeline__dot {
  transition-delay: 0.5s;
}
.pipeline.is-visible .pipeline__node:nth-child(3) .pipeline__dot {
  transition-delay: 0.9s;
}
.pipeline.is-visible .pipeline__node:nth-child(4) .pipeline__dot {
  transition-delay: 1.3s;
}
.pipeline.is-visible .pipeline__node:nth-child(5) .pipeline__dot {
  transition-delay: 1.6s;
}

.pipeline.is-visible .pipeline__dot {
  border-color: var(--color-accent);
  background: var(--color-accent);
}

.pipeline__label {
  display: block;
  margin-top: 12px;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.pipeline--compact .pipeline__track {
  min-width: 480px;
}

/* Social proof strip */
.stats-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  justify-content: center;
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-muted);
  text-align: center;
}

.stats-strip strong {
  color: var(--color-text);
  font-family: var(--font-display);
}

/* Section heading */
.section__heading {
  margin-bottom: 48px;
  max-width: 640px;
}
.section__heading--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* How I work */
.steps {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

.step__number {
  font-family: var(--font-mono);
  color: var(--color-accent);
  font-size: var(--text-sm);
  margin-bottom: 8px;
  display: block;
}

.step__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  margin-bottom: 8px;
}
.step__body {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

/* Two column split */
.split {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .split {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }
}

/* Final CTA */
.cta-banner {
  text-align: center;
  padding: var(--section-pad) 0;
}

.cta-banner h2 {
  margin-bottom: 24px;
}
.cta-banner .btn-row {
  justify-content: center;
}

/* Architecture diagram (ContentGuardian) */
.diagram {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
  background: var(--color-surface);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  overflow-x: auto;
  color: var(--color-muted);
}

.diagram__flow {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  min-width: 600px;
}

.diagram__box {
  border: 1px solid var(--color-accent-dim);
  color: var(--color-text);
  padding: 12px 16px;
  border-radius: var(--radius);
  text-align: center;
}

.diagram__arrow {
  color: var(--color-accent);
  font-size: var(--text-base);
}

.diagram__branch {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-top: 16px;
  flex-wrap: wrap;
}

/* Engagement models table wrapper */
.table-wrap {
  overflow-x: auto;
}

/* About page intro */
.about-intro {
  display: grid;
  gap: 48px;
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 768px) {
  .about-intro {
    grid-template-columns: 280px 1fr;
    gap: 64px;
    align-items: start;
  }
}

.about-intro__photo img {
  width: 100%;
  max-width: 280px;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  display: block;
}

/* Utility spacing */
.mt-lg {
  margin-top: 48px;
}
.mb-lg {
  margin-bottom: 48px;
}