@keyframes reveal {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* nav variant used on inner pages: always solid, no scroll-driven fade */
.site-nav.site-nav--solid {
  padding: 20px 48px;
  background: rgba(11, 11, 12, .9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-on-dark);
}
.nav-links a.is-current { color: var(--fog-white); }

.page-shell {
  max-width: 1280px;
  margin: 0 auto;
}

/* ---------- intro ---------- */
.about-intro {
  min-height: 78vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 150px 80px 90px;
  max-width: 1280px;
  margin: 0 auto;
}
.about-intro-inner { animation: reveal .8s var(--ease-journey) both; }
.eyebrow-mono {
  font-family: var(--font-mono), monospace;
  font-weight: 500;
  font-size: 14px;
  letter-spacing: .14em;
  color: var(--steel-gray);
  margin-bottom: 28px;
}
.about-intro h1 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: clamp(38px, 5.4vw, 76px);
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--fog-white);
  margin: 0;
}
.about-intro p {
  font: 400 19px/var(--leading-body) var(--font-body), sans-serif;
  color: rgba(244, 243, 239, .7);
  margin: 34px 0 0;
  max-width: 800px;
  word-break: keep-all;
}

/* ---------- generic inner-page section ---------- */
.about-section {
  padding: 110px 80px;
  border-top: 1px solid var(--border-on-dark);
}
.about-section.bg-void { background: var(--void-black); }
.about-section.bg-raised { background: #0f0f11; }
.about-section .eyebrow-mono { margin-bottom: 56px; }
.section-split {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 64px;
}
.section-split h2 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: clamp(28px, 3.2vw, 48px);
  line-height: var(--leading-heading);
  letter-spacing: -.01em;
  color: var(--fog-white);
  margin: 0;
}
.section-split .body-copy {
  max-width: 720px;
}
.section-split .body-copy p {
  font: 400 18px/var(--leading-body) var(--font-body), sans-serif;
  color: rgba(244, 243, 239, .7);
  margin: 28px 0 0;
}
.section-split .body-copy p + p { margin-top: 18px; }

/* ---------- timeline ---------- */
.timeline-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  border-left: 2px solid var(--border-on-dark);
  padding: 0 0 52px 48px;
}
.timeline-item:first-child { border-left-color: var(--signal-amber); }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-date {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: clamp(28px, 3vw, 44px);
  color: var(--fog-white);
}
.timeline-title {
  font: 700 24px var(--font-display), sans-serif;
  color: var(--fog-white);
}
.timeline-body {
  font: 400 17px/var(--leading-body) var(--font-body), sans-serif;
  color: rgba(244, 243, 239, .6);
  margin: 12px 0 0;
  max-width: 560px;
}

/* ---------- waste type cards ---------- */
.waste-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.waste-card {
  border: 1px solid var(--border-on-dark);
  border-top: 3px solid var(--signal-amber);
  padding: 32px;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.waste-card-index {
  font: 500 13px var(--font-mono), monospace;
  color: var(--steel-gray);
}
.waste-card-title {
  font: 700 22px var(--font-display), sans-serif;
  color: var(--fog-white);
}
.waste-card-sub {
  font: 400 15px/var(--leading-body) var(--font-body), sans-serif;
  color: rgba(244, 243, 239, .55);
  margin: 10px 0 0;
}

/* ---------- process steps ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border-on-dark);
}
.process-step {
  padding: 36px;
  border-right: 1px solid var(--border-on-dark);
  border-bottom: 1px solid var(--border-on-dark);
}
.process-step:nth-child(3n) { border-right: none; }
.process-step:nth-last-child(-n+3) { border-bottom: none; }
.process-step-index {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: 40px;
  color: rgba(244, 243, 239, .16);
}
.process-step-index.is-accent { color: var(--signal-amber); }
.process-step-title {
  font: 700 21px var(--font-display), sans-serif;
  color: var(--fog-white);
  margin-top: 16px;
}
.process-step-body {
  font: 400 15px/var(--leading-body) var(--font-body), sans-serif;
  color: rgba(244, 243, 239, .55);
  margin: 10px 0 0;
}

/* ---------- permit callout ---------- */
.permit-callout {
  display: flex;
  align-items: stretch;
  gap: 24px;
  margin-top: 36px;
  padding: 28px 32px;
  border: 1px solid var(--border-on-dark);
  border-left: 3px solid var(--signal-amber);
}
.permit-callout p {
  font: 400 17px/var(--leading-body) var(--font-body), sans-serif;
  color: rgba(244, 243, 239, .72);
  margin: 0;
}
.permit-callout b { color: var(--fog-white); }
.permit-link-row { margin-top: 32px; }
.permit-link {
  font: 500 16px var(--font-body), sans-serif;
  color: var(--signal-amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- CTA ---------- */
.about-cta {
  background: #0f0f11;
  padding: 96px 80px;
  border-top: 1px solid var(--border-on-dark);
}
.cta-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.about-cta h2 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: clamp(26px, 3vw, 40px);
  line-height: var(--leading-heading);
  color: var(--fog-white);
  margin: 0;
}
.about-cta p {
  font: 400 17px/var(--leading-body) var(--font-body), sans-serif;
  color: rgba(244, 243, 239, .6);
  margin: 18px 0 0;
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .about-intro { padding: 120px 24px 64px; }
  .about-section { padding: 72px 24px; }
  .about-cta { padding: 64px 24px; }
  .section-split { grid-template-columns: 1fr; gap: 24px; }
  .timeline-item { grid-template-columns: 1fr; gap: 12px; padding-left: 24px; }
  .waste-grid { grid-template-columns: 1fr 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .process-step, .process-step:nth-child(3n) { border-right: none; }
}