.process {
  background: var(--bg-soft);
  position: relative;
  overflow: hidden;
}

.process__inner {
  max-width: 1320px;
  margin-inline: auto;
  padding-inline: clamp(24px, 4vw, 64px);
  position: relative;
  z-index: 1;
}

.process__intro { max-width: 640px; margin-bottom: 40px; }

/* ---------- prominent "Play the full pour" bar, above the diagram ---------- */

.process__playbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 24px;
}

.process__play-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--heading);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.01em;
  color: #fff;
  background: var(--charcoal);
  border: none;
  border-radius: var(--radius);
  padding: 16px 28px;
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transition: transform var(--dur-fast) var(--ease-ui), box-shadow var(--dur-fast) var(--ease-ui);
}

.process__play-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--charcoal) 70%, #000 30%);
  transform: translateX(-100%);
  transition: transform var(--dur-fast) var(--ease-ui);
  z-index: -1;
}

.process__play-cta:hover::before { transform: translateX(0); }

.process__play-cta:active {
  transform: scale(0.97);
  transition-duration: 90ms;
}

.process__play-cta-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--sage);
  color: var(--ink);
  flex-shrink: 0;
}

.process__play-cta-icon svg { width: 16px; height: 16px; margin-left: 1px; }

.process__play-cta[hidden] { display: none; }

/* subtle pulse/glow on first view only -- stops after first interaction
   (JS removes .is-pulsing on click or once the visitor has scrolled it
   into view and a few seconds pass) */
.process__play-cta.is-pulsing {
  animation: processPlayPulse 1.8s ease-in-out infinite;
}

@keyframes processPlayPulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--sage) 55%, transparent); }
  50% { box-shadow: 0 0 0 10px color-mix(in srgb, var(--sage) 0%, transparent); }
}

@media (prefers-reduced-motion: reduce) {
  .process__play-cta.is-pulsing { animation: none; }
}

.process__play-controls {
  display: flex;
  gap: 16px;
}

.process__play-controls[hidden] { display: none; }

/* ---------- 6-segment progress bar, each segment fills over its stage's
   8s autoplay window ---------- */

.process__progress {
  display: flex;
  gap: 4px;
  flex: 1;
  min-width: 160px;
  max-width: 420px;
}

.process__progress-seg {
  position: relative;
  flex: 1;
  height: 4px;
  border-radius: 2px;
  background: var(--role-line);
  overflow: hidden;
}

.process__progress-fill {
  position: absolute;
  inset: 0;
  width: 0%;
  background: var(--sage);
  border-radius: 2px;
}

.process__progress-seg.is-done .process__progress-fill { width: 100%; }

.process__tabs {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 24px;
}

.process__tab {
  position: relative;
  z-index: 1;
  font-family: var(--heading);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--ink-muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 20px;
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease-ui);
}

.process__tab:hover { color: var(--charcoal); }

.process__tab.is-active { color: #fff; }

.process__tab-indicator {
  position: absolute;
  top: 0;
  left: 0;
  height: 44px;
  background: var(--charcoal);
  border-radius: 999px;
  z-index: 0;
  transition: transform var(--dur-base) var(--ease-ui), width var(--dur-base) var(--ease-ui);
}

.process__body {
  display: grid;
  grid-template-columns: 68fr 32fr;
  gap: 40px;
  align-items: start;
}

@media (max-width: 767px) {
  .process__body { grid-template-columns: 1fr; }
  .process__tabs { padding-bottom: 16px; }
}

.process__diagram {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  width: 100%;
  aspect-ratio: 640 / 320;
}

.process__diagram svg { width: 100%; height: 100%; display: block; overflow: hidden; }

.process__detail { padding-block: 12px; min-height: 320px; overflow: hidden; }

.process__detail-inner {
  animation: processDetailIn var(--dur-base) var(--ease-reveal);
}

@keyframes processDetailIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .process__detail-inner { animation: none; }
}

.process__detail-step {
  margin: 0 0 10px;
  font-family: var(--heading);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sage-deep, var(--charcoal-soft));
}

.process__detail-eyebrow {
  margin: 0 0 8px;
  font-family: var(--heading);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
  color: var(--charcoal-soft);
}

.process__detail-heading {
  margin: 0 0 16px;
  font-family: var(--heading);
  font-weight: 700;
  font-size: clamp(1.75rem, 2.5vw, 2rem);
  color: var(--ink);
}

.process__detail-copy {
  margin: 0 0 20px;
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-muted);
  max-width: 46ch;
}

@media (max-width: 767px) {
  .process__detail-copy { font-size: 17px; }
}

.process__detail-tags {
  list-style: none;
  margin: 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
}

.process__detail-tags li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--heading);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--charcoal-soft);
  background: var(--role-bg-soft);
  border: 1px solid var(--role-line);
  border-radius: 999px;
  padding: 7px 14px 7px 10px;
}

.process__detail-tags li img,
.process__detail-tags li svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ---------- diagram internal animation targets ---------- */
.pd-soil-chunk { transform-box: fill-box; transform-origin: center; }
.pd-truck { transform-box: fill-box; }
.pd-chute { transform-box: fill-box; transform-origin: 0% 0%; }
#meshLines.is-embedded { stroke-dasharray: 4 3; opacity: 0.75; }