/* Bold'n'Smart — proof strip, case studies, coverage, FAQ, footer, and
   page-wide motion utilities. Loads last: relies on tokens from base.css
   and may layer on top of components.css (e.g. .site-footer::before
   shares the grid-pattern rule with .proof-strip::before). */

/* ===== PROOF STRIP — deliberate dark band, one of three ink moments on the page ===== */
.proof-strip {
  background: var(--ink);
  color: var(--on-ink);
  padding-block: clamp(3rem, 7vw, 4.5rem);
  position: relative;
  overflow: hidden;
}

/* Faint grid, dark sections only — CSS gradients, no image request */
.proof-strip::before,
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(oklch(100% 0 0 / 4%) 1px, transparent 1px),
    linear-gradient(90deg, oklch(100% 0 0 / 4%) 1px, transparent 1px);
  background-size: 2.75rem 2.75rem;
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 75%);
  mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 75%);
  z-index: 0;
  pointer-events: none;
}

.proof-strip > .wrap {
  position: relative;
  z-index: 1;
}

.proof-strip .lede-invert {
  color: var(--on-ink-soft);
  max-width: 46rem;
  margin: 0 0 2rem;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 2rem;
}

.proof-grid h3 {
  color: var(--on-ink);
}

.proof-grid p {
  color: var(--on-ink-soft);
  margin: 0;
}

.proof-grid a {
  color: var(--on-ink);
  text-decoration-color: var(--on-ink-line);
}

.proof-grid a:hover {
  color: var(--on-ink-accent);
}

/* ===== CASE STUDIES ===== */
.case {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.6rem, 4vw, 2.6rem);
  margin-top: 2.25rem;
}

.case-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
}

.case-tag {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
}

.finding-grid {
  display: grid;
  gap: 0.75rem;
  margin: 1.25rem 0;
}

.finding {
  display: grid;
  grid-template-columns: 1.6rem 1fr;
  gap: 0.5rem 0.75rem;
  padding: 0.65rem 0;
  border-top: 1px solid var(--line);
}

.finding:first-child {
  border-top: none;
}

.finding .mark {
  font-weight: 800;
  line-height: 1.5;
}

.finding.found .mark {
  color: var(--bad);
}

.finding.shipped .mark {
  color: var(--ok);
}

.finding p {
  margin: 0;
  font-size: 0.96rem;
}

.finding .label {
  font-weight: 700;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
  display: block;
  margin-bottom: 0.2rem;
}

.case-status {
  margin-top: 1.35rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
  font-size: 0.92rem;
  color: var(--ink-soft);
}

/* ===== COVERAGE COLUMNS ===== */
.coverage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  gap: 2.5rem;
  margin-top: 2.5rem;
}

.coverage-col h3 {
  padding-bottom: 0.7rem;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
}

.coverage-col ul {
  margin: 1.1rem 0 0;
  padding-left: 1.1rem;
}

.coverage-col li {
  margin-bottom: 0.7rem;
  font-size: 0.96rem;
}

/* ===== FAQ ===== */
.faq-list {
  margin-top: 2rem;
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 1.35rem 0;
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 1.04rem;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--accent-ink);
  flex: none;
  transition: transform 0.2s var(--ease);
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item p {
  margin-top: 0.9rem;
  color: var(--ink-soft);
  max-width: var(--measure);
}

/* ===== FOOTER — bookends the header's dark band ===== */
.site-footer {
  background: var(--ink);
  color: var(--on-ink-soft);
  padding-block: 3rem;
  font-size: 0.9rem;
  position: relative;
  overflow: hidden;
}

.site-footer > .wrap {
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.footer-links a {
  color: var(--on-ink);
  font-weight: 600;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--on-ink-accent);
  text-decoration: underline;
}

.footer-note {
  max-width: 32rem;
}

.footer-note strong {
  color: var(--on-ink);
}

/* ===== MOTION UTILITIES ===== */
@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }
}

/* Scroll reveal — quiet fade/rise, JS adds .is-visible; no-JS/no-support falls
   back to visible via <noscript> and the guard in the script itself. */
.js-reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
  transition-delay: calc(var(--i, 0) * 70ms);
}

.js-reveal.is-visible {
  opacity: 1;
  transform: none;
}