/* Portfolio catalog — success cases, scoped to the Chinese portfolio page. */

.proof-page--catalog,
.home-case-entries {
  --catalog-lime: #c6f135;
  --catalog-ink: #111216;
  --catalog-line: rgba(17, 18, 22, 0.1);
}

.proof-page--catalog {
  --catalog-sticky: 5.5rem;
  --catalog-anchor: 10.5rem;
}

/* Homepage: six category entries only. Card chrome stays in the rules below. */
.home-case-entries {
  padding: clamp(4.5rem, 7vw, 6rem) var(--page-gutter);
  border-top: 1px solid var(--line);
  background:
    radial-gradient(circle at 12% 0%, rgba(198, 241, 53, 0.18), transparent 22rem),
    #f6f7f4;
}

.home-case-entries-inner {
  max-width: var(--max-wide);
  margin: 0 auto;
}

.home-case-entries .section-title {
  margin-bottom: 0;
}

.home-case-entries .proof-cover-grid {
  margin-top: 1.35rem;
}

.proof-page--catalog .section-label,
.proof-page--catalog .portfolio-proof-kicker,
.proof-page--catalog .atc-platforms li,
.proof-page--catalog .rmp-tags li {
  text-transform: none;
  letter-spacing: 0.04em;
}

.proof-page--catalog .proof-lane,
.proof-page--catalog .proof-case-card,
.proof-page--catalog #youtube-case,
.proof-page--catalog #auto-traffic-case,
.proof-page--catalog #revampable-seo-geo-case,
.proof-page--catalog #aiacademyhk-seo-geo-case {
  scroll-margin-top: var(--catalog-anchor);
}

.proof-page--catalog .proof-catalog-hero {
  scroll-margin-top: 6rem;
}

/* ---------- Hero + six cover cards ---------- */

.proof-catalog-hero {
  margin-top: 0.35rem;
  padding: clamp(1.35rem, 2.6vw, 2.25rem);
  border: 1px solid var(--catalog-line);
  border-radius: 1.6rem;
  background:
    radial-gradient(circle at 6% 0%, rgba(198, 241, 53, 0.22), transparent 24rem),
    radial-gradient(circle at 100% 100%, rgba(198, 241, 53, 0.12), transparent 22rem),
    #f8faf3;
}

.proof-catalog-hero .breadcrumbs {
  margin-bottom: 1rem;
}

.proof-catalog-hero .section-label {
  margin-bottom: 0.7rem;
  color: #4d5c0a;
  letter-spacing: 0.14em;
}

.proof-catalog-hero h1 {
  max-width: 17em;
  margin-bottom: 0.85rem;
  color: var(--catalog-ink);
  font-size: clamp(1.95rem, 4.2vw, 3.2rem);
  line-height: 1.2;
}

.proof-catalog-hero .page-lead {
  max-width: 44rem;
  margin: 0;
  color: #3c424c;
}

.proof-cover-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.6rem;
}

.proof-cover-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--catalog-line);
  border-radius: 1.2rem;
  background: #fff;
  color: var(--catalog-ink);
  text-decoration: none;
  box-shadow: 0 14px 36px rgba(17, 18, 22, 0.06);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}

.proof-cover-card:hover {
  transform: translateY(-4px);
  border-color: rgba(120, 150, 20, 0.55);
  color: var(--catalog-ink);
  box-shadow: 0 22px 48px rgba(17, 18, 22, 0.1);
}

.proof-cover-card:focus-visible {
  outline: 3px solid var(--catalog-lime);
  outline-offset: 3px;
}

.proof-cover-media {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #eef2e6;
}

.proof-cover-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.proof-cover-card:hover .proof-cover-media img {
  transform: scale(1.04);
}

.proof-cover-index {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.6rem;
  height: 2.1rem;
  padding: 0 0.6rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--catalog-ink);
  font: 700 0.9rem/1 var(--font-display);
  letter-spacing: 0.04em;
  box-shadow: 0 6px 16px rgba(17, 18, 22, 0.08);
}

.proof-cover-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1rem 1.05rem 1.1rem;
}

.proof-cover-body strong {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 1.18rem;
  line-height: 1.35;
  letter-spacing: 0.02em;
}

.proof-cover-num {
  color: #5c6b12;
  font: 700 0.82rem/1 var(--font-display);
}

.proof-cover-lead {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.proof-cover-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: auto;
  padding-top: 0.55rem;
  border-top: 1px solid rgba(17, 18, 22, 0.07);
}

.proof-cover-foot em {
  color: #3c424c;
  font-style: normal;
  font-size: 0.85rem;
}

.proof-cover-go {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--catalog-lime);
  color: var(--catalog-ink);
  font-size: 0.85rem;
  font-weight: 650;
}

.proof-cover-go i {
  font-style: normal;
  transition: transform 0.25s var(--ease);
}

.proof-cover-card:hover .proof-cover-go i {
  transform: translateX(3px);
}

/* ---------- Lane switch bar ---------- */

.proof-lane-bar {
  position: sticky;
  top: var(--catalog-sticky);
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1.1rem 0 0.25rem;
  padding: 0.4rem;
  border: 1px solid var(--catalog-line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  box-shadow: 0 10px 30px rgba(17, 18, 22, 0.06);
}

.proof-lane-back {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.35rem;
  min-height: 2.75rem;
  padding: 0.4rem 0.95rem;
  border-radius: 999px;
  background: var(--catalog-ink);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.proof-lane-back:hover {
  background: #2a2c33;
  color: #fff;
}

.proof-lane-back i {
  color: var(--catalog-lime);
  font-style: normal;
}

.proof-lane-switch {
  display: flex;
  flex: 1;
  gap: 0.25rem;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.proof-lane-switch::-webkit-scrollbar {
  display: none;
}

.proof-lane-switch a {
  display: inline-flex;
  flex: 1 0 auto;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  min-height: 2.75rem;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  color: var(--catalog-ink);
  font-size: 0.9rem;
  line-height: 1.3;
  text-decoration: none;
  white-space: nowrap;
}

.proof-lane-switch a span {
  color: #6b7280;
  font: 650 0.72rem/1 var(--font-display);
}

.proof-lane-switch a:hover {
  background: #f1f5e4;
}

.proof-lane-switch a.is-active {
  background: var(--catalog-lime);
  color: var(--catalog-ink);
  font-weight: 650;
}

.proof-lane-switch a.is-active span {
  color: var(--catalog-ink);
}

.proof-lane-back:focus-visible,
.proof-lane-switch a:focus-visible {
  outline: 3px solid var(--catalog-lime);
  outline-offset: 2px;
}

/* JS mode: cover cards first, one lane at a time. Without JS every lane stays readable. */
.th-catalog-js .proof-page--catalog .proof-lane-bar,
.th-catalog-js .proof-page--catalog .proof-lane {
  display: none;
}

.th-catalog-js .proof-page--catalog.is-lane-open .proof-lane-bar {
  display: flex;
}

.th-catalog-js .proof-page--catalog .proof-lane.is-open {
  display: block;
  animation: proof-lane-in 0.45s var(--ease) both;
}

.th-catalog-js .proof-page--catalog.is-lane-open .proof-cover-grid {
  display: none;
}

.th-catalog-js .proof-page--catalog.is-lane-open .proof-catalog-hero .page-lead {
  display: none;
}

.th-catalog-js .proof-page--catalog.is-lane-open .proof-catalog-hero h1 {
  margin-bottom: 0;
  font-size: clamp(1.45rem, 2.6vw, 1.95rem);
}

@keyframes proof-lane-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .th-catalog-js .proof-page--catalog .proof-lane.is-open {
    animation: none;
  }
}

/* ---------- Lane panels ---------- */

.proof-lane {
  padding: clamp(1.5rem, 3vw, 2.25rem) 0 0.5rem;
}

.proof-lane-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 20rem);
  gap: clamp(1rem, 3vw, 2.5rem);
  align-items: center;
  margin-bottom: 1.35rem;
  padding: clamp(1rem, 2.4vw, 1.5rem);
  border: 1px solid var(--catalog-line);
  border-radius: 1.3rem;
  background: linear-gradient(135deg, #fbfdf5, #f2f7e3);
}

.proof-lane-head-media {
  overflow: hidden;
  border-radius: 1rem;
  aspect-ratio: 4 / 3;
  background: #eef2e6;
}

.proof-lane-head-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s var(--ease);
}

.proof-lane-head:hover .proof-lane-head-media img {
  transform: scale(1.05);
}

.proof-catalog-kicker {
  margin: 0 0 0.45rem;
  color: #5c6b12;
  font: 650 0.82rem/1.4 var(--font-display);
  letter-spacing: 0.04em;
}

.proof-lane-head h2 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  line-height: 1.25;
}

.proof-lane-head p:last-child {
  margin: 0;
  color: #3c424c;
  line-height: 1.8;
}

/* Each featured case is its own panel so case-to-case breaks read clearly. */
.proof-page--catalog .proof-lane > .proof-section {
  margin: clamp(2rem, 4.2vw, 3.35rem) 0 0;
  padding: clamp(1.35rem, 2.8vw, 2.05rem) clamp(1rem, 2.2vw, 1.55rem) clamp(1.25rem, 2.6vw, 1.85rem);
  border: 1px solid rgba(17, 18, 22, 0.12);
  border-radius: 1.4rem;
  background:
    radial-gradient(circle at 100% 0%, rgba(198, 241, 53, 0.1), transparent 20rem),
    #ffffff;
  box-shadow: 0 18px 48px rgba(17, 18, 22, 0.06);
  overflow: visible;
}

.proof-page--catalog .proof-lane > .proof-section:first-of-type {
  margin-top: 0.85rem;
}

.proof-page--catalog .proof-lane > .proof-section + .proof-section {
  border-top: 3px solid rgba(198, 241, 53, 0.9);
  box-shadow:
    0 18px 48px rgba(17, 18, 22, 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.proof-page--catalog .proof-section--page {
  margin-left: 0;
  margin-right: 0;
}

.proof-page--catalog .proof-section .section-title {
  max-width: 22em;
}

.proof-page--catalog #auto-traffic-case {
  padding-top: clamp(1.35rem, 2.8vw, 2.05rem);
  padding-bottom: clamp(1.25rem, 2.6vw, 1.85rem);
}

.proof-catalog-index {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
}

.proof-catalog-index a {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  height: 100%;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--catalog-line);
  border-radius: 0.9rem;
  background: #fff;
  color: var(--catalog-ink);
  text-decoration: none;
}

.proof-catalog-index a:hover {
  border-color: var(--catalog-ink);
}

.proof-catalog-index a:focus-visible {
  outline: 3px solid var(--catalog-lime);
  outline-offset: 3px;
}

.proof-catalog-index em {
  color: #5c6b12;
  font: 650 0.74rem/1.2 var(--font-display);
  font-style: normal;
}

.proof-catalog-index strong {
  font-size: 0.96rem;
  line-height: 1.45;
}

.proof-catalog-index span {
  color: var(--text-muted);
  font-size: 0.86rem;
  line-height: 1.55;
}

/* ---------- Case cards ---------- */

.proof-catalog-list {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.15rem);
  margin-top: 1.5rem;
}

.proof-catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.25rem, 2.5vw, 1.75rem);
  margin-top: 0.75rem;
}

.proof-case-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border: 1px solid var(--catalog-line);
  border-radius: 1.2rem;
  background: #fff;
  box-shadow: 0 16px 40px rgba(17, 18, 22, 0.05);
}

.proof-case-card[hidden] {
  display: none;
}

.proof-catalog-list .proof-case-card {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  align-items: start;
}

.proof-catalog-list .proof-case-card--text {
  grid-template-columns: minmax(0, 1fr);
  border-left: 4px solid var(--catalog-lime);
}

.proof-case-media {
  padding: 0.8rem;
}

.proof-case-shot {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(17, 18, 22, 0.08);
  border-radius: 0.85rem;
  background: #f3f4f1;
  cursor: zoom-in;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.proof-case-shot img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.55s var(--ease);
}

.proof-case-shot:hover:not(.is-proof-enlarged) img {
  transform: scale(1.05);
}

.proof-case-shot span {
  position: absolute;
  right: 0.55rem;
  bottom: 0.55rem;
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--catalog-ink);
  font-size: 0.75rem;
  box-shadow: 0 4px 12px rgba(17, 18, 22, 0.12);
}

.proof-case-shot.is-proof-enlarged {
  z-index: 60;
  transform: scale(1.18);
  box-shadow: 0 24px 50px rgba(17, 18, 22, 0.28);
}

.proof-case-shot.is-proof-enlarged img {
  object-fit: contain;
  background: #111216;
}

.proof-case-shot:focus-visible {
  outline: 3px solid var(--catalog-lime);
  outline-offset: 3px;
}

.proof-case-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.6rem;
  min-width: 0;
  padding: 1rem 1.15rem 1.15rem;
}

.proof-catalog-list .proof-case-media + .proof-case-body {
  padding-left: 0.4rem;
}

.proof-case-card-top {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.proof-case-number {
  color: #5c6b12;
  font: 700 0.78rem/1 var(--font-display);
  letter-spacing: 0.06em;
}

.proof-case-relation {
  display: inline-flex;
  align-items: center;
  min-height: 1.7rem;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.78rem;
  line-height: 1.4;
}

.proof-case-relation--sister {
  background: var(--catalog-lime);
  color: var(--catalog-ink);
}

.proof-case-relation--internal {
  background: var(--catalog-ink);
  color: var(--catalog-lime);
}

.proof-case-relation--demo {
  border: 1px dashed rgba(17, 18, 22, 0.35);
  background: #fffbe8;
  color: #5a4a00;
}

.proof-case-relation--partner,
.proof-case-relation--proof {
  border: 1px solid rgba(17, 18, 22, 0.16);
  color: #3c424c;
}

.proof-case-title {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.4;
}

.proof-case-facts {
  display: grid;
  gap: 0.4rem;
  margin: 0;
  padding: 0.7rem 0.8rem;
  border-radius: 0.8rem;
  background: #f7f8f4;
}

.proof-case-facts div {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 0.5rem;
  align-items: baseline;
}

.proof-case-facts dt {
  color: #6b7280;
  font-size: 0.8rem;
}

.proof-case-facts dd {
  margin: 0;
  color: var(--catalog-ink);
  font-size: 0.93rem;
  line-height: 1.6;
}

.proof-case-facts-result dd {
  font-weight: 650;
}

.proof-case-ba {
  display: grid;
  gap: 0.35rem;
  margin: 0;
}

.proof-case-ba span {
  display: block;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.proof-case-ba em {
  display: inline-block;
  margin-right: 0.4rem;
  color: var(--catalog-ink);
  font-style: normal;
  font-weight: 650;
}

.proof-case-summary,
.proof-case-note {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.8;
}

.proof-case-note {
  padding: 0.55rem 0.75rem;
  border-radius: 0.7rem;
  background: #fbfcf6;
  color: #3c424c;
  font-size: 0.88rem;
}

.proof-case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  margin-top: auto;
  padding-top: 0.35rem;
}

.proof-case-link {
  color: var(--catalog-ink);
  font-weight: 650;
  text-decoration: underline;
  text-decoration-color: rgba(120, 150, 20, 0.8);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.25em;
}

.proof-case-link:hover {
  color: #3d4d00;
}

.proof-case-link:focus-visible {
  outline: 3px solid var(--catalog-lime);
  outline-offset: 3px;
}

/* ---------- Website filters ---------- */

.proof-catalog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 0.65rem;
}

.proof-catalog-filters button {
  min-height: 2.75rem;
  padding: 0.4rem 0.95rem;
  border: 1px solid rgba(17, 18, 22, 0.16);
  border-radius: 999px;
  background: #fff;
  color: var(--catalog-ink);
  font: inherit;
  font-size: 0.92rem;
  cursor: pointer;
}

.proof-catalog-filters button[aria-pressed="true"] {
  border-color: var(--catalog-ink);
  background: var(--catalog-ink);
  color: #fff;
}

.proof-catalog-filters button:focus-visible {
  outline: 3px solid var(--catalog-lime);
  outline-offset: 2px;
}

.proof-catalog-filter-status {
  min-height: 1.5rem;
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* ---------- Lane footer + FAQ / CTA ---------- */

.proof-lane-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  margin-top: 1.75rem;
  padding: 1.1rem 1.25rem;
  border-radius: 1.1rem;
  background: #f2f7e3;
}

.proof-lane-foot p {
  flex: 1 1 18rem;
  margin: 0;
  color: #3c424c;
}

.proof-catalog-faq {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  max-width: none;
  padding-top: 0;
  border-top: 0;
}

.proof-catalog-faq .faq-section-head {
  max-width: 46rem;
}

.proof-catalog-faq .faq-accordion {
  display: grid;
  gap: 0.65rem;
  max-width: min(52rem, 100%);
}

.proof-catalog-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem 1.25rem;
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
  padding: clamp(1.15rem, 2.4vw, 1.5rem) clamp(1.2rem, 2.5vw, 1.65rem);
  border: 1px solid var(--catalog-line);
  border-radius: 1.25rem;
  background: #f2f7e3;
}

.proof-catalog-cta p {
  flex: 1 1 18rem;
  margin: 0;
  color: #3c424c;
  line-height: 1.75;
}

.proof-catalog-cta a:not(.btn) {
  color: inherit;
  font-weight: 650;
  text-underline-offset: 0.18em;
}

/* ---------- Desktop: left copy / right screenshots in proof stages ---------- */

.proof-page--catalog .atc-stage {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.proof-page--catalog .atc-stage > .atc-metrics--in-stage {
  margin: 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.65rem;
}

.proof-page--catalog .atc-stage > .atc-metrics--in-stage .atc-metric {
  padding: 0.85rem 0.9rem 0.95rem;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: none;
}

.proof-page--catalog .atc-stage > .atc-metrics--in-stage .atc-metric:hover {
  transform: none;
  box-shadow: none;
}

.proof-page--catalog .atc-stage > .atc-metrics--in-stage .atc-metric strong {
  margin-bottom: 0.28rem;
  font-size: clamp(0.95rem, 1.35vw, 1.2rem);
}

.proof-page--catalog .atc-stage > .atc-metrics--in-stage .atc-metric span {
  font-size: 0.78rem;
  line-height: 1.4;
}

.proof-page--catalog .atc-stage-copy {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  min-width: 0;
}

.proof-page--catalog .atc-stage-copy .proof-stage-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.75rem;
  margin: 0;
  padding: 0;
}

.proof-page--catalog .atc-stage-copy .proof-stage-mark {
  width: 0.7rem;
  height: 0.7rem;
  box-shadow: 0 0 0 4px rgba(198, 241, 53, 0.28);
}

.proof-page--catalog .atc-stage-copy .proof-stage-title {
  flex: 1 1 auto;
  min-width: 0;
  font-size: clamp(1.12rem, 1.7vw, 1.38rem);
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.3;
  text-transform: none;
  color: var(--catalog-ink);
}

.proof-page--catalog .atc-stage-copy .proof-stage-badge {
  margin-left: 0;
  flex: 0 0 auto;
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: none;
  padding: 0.38rem 0.65rem;
}

.proof-page--catalog .atc-stage-copy .atc-rail {
  margin: 0;
}

.proof-page--catalog .atc-stage .rmp-duo-screen {
  display: block;
  width: 100%;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #111216;
  overflow: hidden;
  cursor: zoom-in;
  text-align: left;
}

.proof-page--catalog .atc-stage .rmp-duo-frame--light .rmp-duo-screen {
  border-color: rgba(17, 18, 22, 0.08);
  background: #fff;
}

.proof-page--catalog .atc-stage .rmp-duo-screen img {
  width: 100%;
  height: auto;
  max-height: min(46vh, 360px);
  object-fit: contain;
  object-position: top center;
  background: #0b0c0f;
  transition: transform 0.55s var(--ease), box-shadow 0.35s var(--ease);
}

.proof-page--catalog .atc-stage .rmp-duo-frame--light .rmp-duo-screen img {
  background: #fff;
}

.proof-page--catalog .atc-stage .rmp-duo-screen:hover:not(.is-proof-enlarged) img {
  transform: scale(1.05);
}

.proof-page--catalog .atc-stage .rmp-duo-screen.is-proof-enlarged {
  position: relative;
  z-index: 40;
  overflow: visible;
}

.proof-page--catalog .atc-stage .rmp-duo-screen.is-proof-enlarged img {
  max-height: none;
  transform: scale(1.28);
  transform-origin: top center;
  box-shadow:
    0 28px 64px rgba(17, 18, 22, 0.42),
    0 0 0 1px rgba(198, 241, 53, 0.35);
}

/* Timson Daily / ATC evidence: light hover zoom, keep click enlarge. */
.proof-page--catalog .atc-bento-media,
.proof-page--catalog .atc-hero-screen,
.proof-page--catalog .portfolio-proof-shot,
.proof-page--catalog .svc-proof-preview-frame {
  overflow: hidden;
}

.proof-page--catalog .atc-bento-media img,
.proof-page--catalog .atc-hero-screen img,
.proof-page--catalog .portfolio-proof-shot img,
.proof-page--catalog .svc-proof-preview-frame img {
  transition: transform 0.55s var(--ease), opacity 0.25s var(--ease);
}

.proof-page--catalog .atc-bento-media:hover img,
.proof-page--catalog .atc-hero-screen:hover img,
.proof-page--catalog .portfolio-proof-shot:hover:not(.is-proof-enlarged) img,
.proof-page--catalog .svc-proof-preview:hover:not(.is-proof-enlarged) .svc-proof-preview-frame img {
  transform: scale(1.05);
}

@media (min-width: 901px) {
  .proof-page--catalog .atc-stage {
    display: grid;
    grid-template-columns: minmax(17rem, 1fr) minmax(0, 1.15fr);
    grid-template-areas:
      "metrics metrics"
      "copy shots"
      "foot foot";
    align-items: start;
    column-gap: clamp(1.15rem, 2.4vw, 2rem);
    row-gap: 1rem;
  }

  .proof-page--catalog .atc-stage > .atc-metrics--in-stage {
    grid-area: metrics;
  }

  .proof-page--catalog .atc-stage > .atc-stage-copy {
    grid-area: copy;
    align-self: start;
  }

  .proof-page--catalog .atc-stage > .rmp-duo,
  .proof-page--catalog .atc-stage > .atc-evidence {
    grid-area: shots;
    margin: 0;
    min-width: 0;
    max-width: 36rem;
    justify-self: end;
    width: 100%;
  }

  .proof-page--catalog .atc-stage > .atc-stage-foot {
    grid-area: foot;
  }

  .proof-page--catalog .atc-stage .atc-steps {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .proof-page--catalog .atc-stage .atc-steps::before {
    display: none;
  }

  .proof-page--catalog .atc-stage .atc-steps li {
    display: grid;
    grid-template-columns: 2.15rem minmax(0, 1fr);
    grid-template-areas: "num title" "num desc";
    column-gap: 0.7rem;
    row-gap: 0.15rem;
  }

  .proof-page--catalog .atc-stage .atc-steps em {
    grid-area: num;
  }

  .proof-page--catalog .atc-stage .atc-steps strong {
    grid-area: title;
  }

  .proof-page--catalog .atc-stage .atc-steps span {
    grid-area: desc;
  }

  .proof-page--catalog .atc-stage .rmp-duo {
    gap: 0.9rem;
  }

  .proof-page--catalog .atc-primary .atc-hero-screen {
    max-height: none;
  }

  .proof-page--catalog .atc-primary .atc-hero-screen img,
  .proof-page--catalog .atc-primary .atc-hero-screen .svc-proof-preview {
    width: 100%;
    max-width: 100%;
    max-height: min(52vh, 420px);
    margin: 0;
    object-fit: contain;
    object-position: top center;
  }

  .proof-page--catalog .atc-support {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .proof-page--catalog .atc-stage > .atc-metrics--in-stage {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .proof-page--catalog .atc-stage .atc-steps {
    grid-template-columns: 1fr;
  }

  .proof-page--catalog .atc-stage .atc-steps::before {
    display: none;
  }

  .proof-page--catalog .atc-stage .rmp-duo-screen img {
    max-height: none;
  }
}

@media (max-width: 520px) {
  .proof-page--catalog .atc-stage > .atc-metrics--in-stage {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1100px) {
  .proof-cover-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .proof-catalog-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .proof-catalog-list .proof-case-card {
    grid-template-columns: minmax(0, 1fr);
  }

  .proof-catalog-list .proof-case-media + .proof-case-body {
    padding-left: 1.15rem;
  }
}

@media (max-width: 720px) {
  .proof-page--catalog {
    --catalog-sticky: 5.15rem;
    --catalog-anchor: 9.6rem;
  }

  .proof-catalog-hero {
    border-radius: 1.15rem;
  }

  .proof-cover-grid,
  .proof-catalog-grid,
  .proof-catalog-index,
  .proof-lane-head {
    grid-template-columns: minmax(0, 1fr);
  }

  .proof-cover-grid {
    gap: 0.85rem;
  }

  .proof-cover-media {
    aspect-ratio: 16 / 9;
  }

  .proof-lane-head-media {
    order: -1;
    aspect-ratio: 16 / 9;
  }

  .proof-lane-bar {
    border-radius: 1rem;
  }

  .proof-lane-back {
    padding: 0.4rem 0.75rem;
    font-size: 0.85rem;
  }

  .proof-lane-switch a {
    flex: 0 0 auto;
  }

  .proof-case-shot.is-proof-enlarged {
    transform: scale(1.04);
  }
}


/* Single-shot proof stage (crypto AI citations, etc.) */
.proof-page--catalog .rmp-duo--single {
  display: grid;
  gap: 0.85rem;
}
.proof-page--catalog .rmp-duo--single .rmp-duo-card {
  width: 100%;
}

@media (prefers-reduced-motion: reduce) {
  .proof-cover-media img,
  .proof-lane-head-media img,
  .proof-case-shot img,
  .proof-page--catalog .atc-stage .rmp-duo-screen img,
  .proof-page--catalog .atc-bento-media img,
  .proof-page--catalog .atc-hero-screen img,
  .proof-page--catalog .portfolio-proof-shot img,
  .proof-page--catalog .svc-proof-preview-frame img {
    transition: none;
  }

  .proof-cover-card:hover .proof-cover-media img,
  .proof-lane-head:hover .proof-lane-head-media img,
  .proof-case-shot:hover:not(.is-proof-enlarged) img,
  .proof-page--catalog .atc-stage .rmp-duo-screen:hover:not(.is-proof-enlarged) img,
  .proof-page--catalog .atc-bento-media:hover img,
  .proof-page--catalog .atc-hero-screen:hover img,
  .proof-page--catalog .portfolio-proof-shot:hover:not(.is-proof-enlarged) img,
  .proof-page--catalog .svc-proof-preview:hover:not(.is-proof-enlarged) .svc-proof-preview-frame img {
    transform: none;
  }
}

/* Homepage success-case cards: desktop hover lifts the card, the cover, and the CTA. */
.home-case-entries .proof-cover-card {
  position: relative;
  z-index: 0;
}

.home-case-entries .proof-cover-media picture {
  display: block;
  width: 100%;
  height: 100%;
}

.home-case-entries .proof-cover-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  transform: translate3d(0, 0, 0) scale(1);
  transform-origin: center center;
  transition: transform 0.55s var(--ease);
}

.home-case-entries .proof-cover-go {
  transition: transform 0.35s var(--ease);
}

@media (hover: hover) and (pointer: fine) {
  .home-case-entries .proof-cover-card:hover {
    z-index: 2;
    transform: translateY(-8px);
    border-color: rgba(120, 150, 20, 0.55);
    box-shadow:
      0 22px 48px rgba(17, 18, 22, 0.12),
      0 0 0 1px rgba(198, 241, 53, 0.45);
  }

  .home-case-entries .proof-cover-card:hover .proof-cover-media img {
    transform: translate3d(0, -2.5%, 0) scale(1.06);
  }

  .home-case-entries .proof-cover-card:hover .proof-cover-go {
    transform: translateX(0.28rem);
  }

  .home-case-entries .proof-cover-card:hover .proof-cover-go i {
    transform: translateX(0.2rem);
  }
}

@media (hover: none), (pointer: coarse) {
  .home-case-entries .proof-cover-card:hover,
  .home-case-entries .proof-cover-card:focus,
  .home-case-entries .proof-cover-card:hover .proof-cover-media img,
  .home-case-entries .proof-cover-card:hover .proof-cover-go,
  .home-case-entries .proof-cover-card:hover .proof-cover-go i {
    z-index: 0;
    transform: none;
    box-shadow: 0 14px 36px rgba(17, 18, 22, 0.06);
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-case-entries .proof-cover-card,
  .home-case-entries .proof-cover-media img,
  .home-case-entries .proof-cover-go,
  .home-case-entries .proof-cover-go i {
    transition: none;
  }

  .home-case-entries .proof-cover-card:hover,
  .home-case-entries .proof-cover-card:hover .proof-cover-media img,
  .home-case-entries .proof-cover-card:hover .proof-cover-go,
  .home-case-entries .proof-cover-card:hover .proof-cover-go i {
    transform: none;
    border-color: var(--catalog-line);
    box-shadow: 0 14px 36px rgba(17, 18, 22, 0.06);
  }
}