:root {
  --detail-bg: var(--bg);
  --detail-ink: #222220;
  --detail-heading: #3d3d3d;
  --detail-muted: #85888f;
  --detail-blue: #4167f5;
  --detail-soft: #f3f4f6;
  --detail-gutter: clamp(20px, 5vw, 72px);
  --detail-content: 1320px;
  --detail-media: 1180px;
  --detail-text: 900px;
  --detail-copy: 820px;
  --detail-block-gap: clamp(56px, 6vw, 72px);
}

html {
  scroll-padding-top: 0;
}

.case-detail {
  overflow-x: hidden;
  padding-bottom: 48px;
  background: var(--detail-bg);
  color: var(--detail-ink);
}

.case-detail img {
  -webkit-user-drag: none;
  user-select: none;
}

.case-detail [id] {
  scroll-margin-top: 120px;
}

.detail-progress {
  position: fixed;
  z-index: 10;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: rgba(65, 103, 245, 0.12);
  pointer-events: none;
}

.detail-progress-bar {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--detail-blue);
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}

.case-section-tabs {
  position: fixed;
  z-index: 8;
  right: 50%;
  bottom: 18px;
  width: max-content;
  max-width: calc(100% - 32px);
  overflow: hidden;
  padding: 6px;
  border: 0;
  border-radius: 999px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.16), transparent 36%),
    rgba(28, 28, 30, 0.58);
  box-shadow:
    0 12px 34px rgba(24, 24, 24, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    inset 0 -1px 0 rgba(255, 255, 255, 0.06);
  -webkit-backdrop-filter: blur(24px) saturate(175%);
  backdrop-filter: blur(24px) saturate(175%);
  transform: translateX(50%);
  isolation: isolate;
}

.case-section-tabs::before {
  position: absolute;
  z-index: 0;
  inset: 0;
  border-radius: inherit;
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 255, 255, 0.24), transparent 34%),
    radial-gradient(circle at 82% 110%, rgba(114, 137, 255, 0.18), transparent 42%);
  content: "";
  pointer-events: none;
}

.case-section-tabs-track {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  overflow-x: auto;
  scrollbar-width: none;
}

.case-section-tabs-track::-webkit-scrollbar {
  display: none;
}

.case-section-tabs a {
  display: inline-flex;
  min-height: 42px;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  padding: 0 17px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  transition:
    background-color 180ms ease,
    color 180ms ease;
}

.case-section-tabs a:hover,
.case-section-tabs a:focus-visible {
  color: #ffffff;
}

.case-section-tabs a:focus-visible {
  outline: 2px solid rgba(65, 103, 245, 0.28);
  outline-offset: -2px;
}

.case-section-tabs a[aria-current="true"] {
  background: rgba(255, 255, 255, 0.84);
  box-shadow:
    0 4px 14px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.78);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  backdrop-filter: blur(12px) saturate(150%);
  color: var(--detail-ink);
}

.case-detail h1,
.case-detail h2,
.case-detail h3,
.case-detail p {
  margin-top: 0;
}

.case-detail h1,
.case-detail h2,
.case-detail h3 {
  color: var(--detail-heading);
}

.detail-hero,
.detail-section,
.detail-challenges,
.detail-result,
.detail-conclusion {
  width: min(var(--detail-content), calc(100% - 2 * var(--detail-gutter)));
  margin-right: auto;
  margin-left: auto;
}

.detail-hero {
  padding: clamp(60px, 7vw, 104px) 0 36px;
}

.detail-hero-copy {
  max-width: 980px;
  margin: 0 auto clamp(34px, 4vw, 54px);
  text-align: center;
}

.detail-label {
  margin-bottom: 20px;
  color: #a3a6ac;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.detail-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.detail-label span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--detail-blue);
}

.detail-hero h1 {
  max-width: 900px;
  margin: 0 auto;
  color: var(--detail-heading);
  font-size: clamp(40px, 4.5vw, 64px);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.detail-hero h1 span,
.detail-section-heading h2 span {
  color: #9ba0a9;
}

.detail-hero .detail-label {
  margin-bottom: 0;
}

.detail-hero-lead {
  max-width: 760px;
  margin: 0 auto;
  color: #5e626a;
  font-size: clamp(18px, 1.5vw, 22px);
  line-height: 1.5;
}

.detail-hero-art,
.detail-process-figure {
  position: relative;
  overflow: hidden;
  margin: 0;
  border-radius: clamp(18px, 2.2vw, 30px);
  background: #f7f7f9;
}

.detail-hero-art {
  position: relative;
  max-width: var(--detail-media);
  margin-right: auto;
  margin-left: auto;
}

.detail-hero-art img,
.detail-process-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.detail-art-mark {
  display: none;
}

.detail-section,
.detail-challenges,
.detail-result {
  padding: clamp(64px, 7vw, 96px) 0;
}

.detail-section-heading,
.detail-sticky-heading,
.detail-challenge-heading,
.detail-result-title {
  max-width: var(--detail-text);
  margin: 0 auto clamp(36px, 4vw, 56px);
  text-align: center;
}

.detail-section-heading h2,
.detail-sticky-heading h2,
.detail-challenge-heading h2,
.detail-result-title h2 {
  margin-bottom: 0;
  font-size: clamp(32px, 3.8vw, 52px);
  font-weight: 700;
  line-height: 1.07;
  letter-spacing: -0.045em;
}

#process-title,
#result-title {
  font-size: clamp(30px, 3vw, 42px);
}

.detail-context-grid {
  display: grid;
  max-width: var(--detail-copy);
  gap: var(--detail-block-gap);
  margin: 0 auto;
}

.detail-note,
.detail-note-dark {
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--detail-ink);
}

.detail-note-label {
  margin-bottom: 18px;
  color: var(--detail-heading);
  font-size: 19px;
  font-weight: 800;
  text-align: center;
  text-transform: none;
}

.detail-note-dark .detail-note-label {
  color: var(--detail-heading);
}

.detail-note-label,
.detail-contribution .detail-sticky-heading h2,
.detail-challenge-heading h2 {
  font-size: clamp(24px, 2.2vw, 28px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.detail-note h3 {
  max-width: 700px;
  margin: 0 auto 18px;
  font-size: clamp(22px, 2.1vw, 28px);
  line-height: 1.16;
  text-align: center;
}

.detail-note p:last-child,
.detail-note-dark p:last-child {
  margin: 0;
  color: #5f636b;
  font-size: 17px;
  line-height: 1.68;
}

.detail-objectives {
  display: grid;
  max-width: var(--detail-copy);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 28px auto 0;
}

.detail-objective {
  display: grid;
  min-height: 124px;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 0;
  align-items: center;
  padding: 18px 24px;
  border-radius: 20px;
  background: #f2f2f4;
}

.detail-objective span {
  color: #5c77ff;
  font-family: "Caveat", "Segoe Print", "Comic Sans MS", cursive;
  font-size: 72px;
  font-weight: 400;
  line-height: 0.9;
  transform: translate(-4px, -5px);
}

.detail-objective p {
  margin: 0;
  color: #5b5a5a;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.2;
}

.detail-objective:nth-child(1) {
  grid-column: 1;
  grid-row: 1;
}

.detail-objective:nth-child(2) {
  grid-column: 2;
  grid-row: 1;
}

.detail-objective:nth-child(3) {
  grid-column: 1;
  grid-row: 2;
}

.detail-objective:nth-child(4) {
  grid-column: 2;
  grid-row: 2;
}

.detail-contribution {
  display: block;
}

.detail-sticky-heading {
  position: static;
}

.detail-sticky-heading > p:last-child,
.detail-section-lead,
.detail-result-title > p {
  max-width: 760px;
  margin: 20px auto 0;
  color: #686c74;
  font-size: 17px;
  line-height: 1.6;
}

.detail-result-title > p {
  max-width: var(--detail-copy);
  text-align: left;
}

.detail-work-list {
  display: grid;
  max-width: var(--detail-copy);
  gap: 14px;
  margin: 0 auto;
  padding-left: 24px;
  color: #686c74;
  font-size: 16px;
  line-height: 1.6;
}

.detail-challenges {
  display: block;
  background: transparent;
  color: var(--detail-ink);
}

.detail-challenge-heading h2,
.detail-result-title h2 {
  color: var(--detail-heading);
}

.detail-challenge-copy {
  display: grid;
  max-width: var(--detail-copy);
  gap: 18px;
  margin: 0 auto;
}

.detail-challenge-copy p {
  margin: 0;
  padding: 0;
  color: #5f636b;
  font-size: 17px;
  line-height: 1.68;
}

.detail-pipeline {
  display: grid;
  max-width: var(--detail-copy);
  gap: 10px;
  margin: clamp(72px, 7.5vw, 96px) auto 0;
  padding: 0;
  list-style: none;
}

.detail-pipeline li {
  display: grid;
  min-height: 68px;
  grid-template-columns: 52px 1fr;
  align-items: center;
  padding: 0 24px;
  border: 0;
  border-radius: 15px;
  background: #343434;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
}

.detail-pipeline li span {
  color: rgba(255, 255, 255, 0.55);
}

.detail-pipeline .detail-pipeline-accent {
  background: var(--detail-blue);
  color: #fff;
}

.detail-process .detail-section-heading {
  display: block;
}

.detail-process-list {
  max-width: var(--detail-media);
  margin: 0 auto;
}

.detail-process-step,
.detail-process-step-reverse,
.detail-process-step-wide {
  display: flex;
  flex-direction: column;
  gap: 26px;
  align-items: stretch;
  padding: 0 0 clamp(64px, 7vw, 96px);
}

.detail-process-step:last-child {
  padding-bottom: 0;
}

.detail-process-copy,
.detail-process-step-reverse .detail-process-copy,
.detail-process-step-wide .detail-process-copy {
  position: static;
  order: 0;
  width: 100%;
  max-width: var(--detail-text);
  margin: 0 auto;
  text-align: center;
}

.detail-process-step-reverse .detail-process-figure {
  order: 0;
}

.detail-process-text {
  max-width: var(--detail-copy);
  margin: 0 auto;
  color: #777b83;
  font-size: 17px;
  line-height: 1.62;
  text-align: left;
}

.detail-process-text strong {
  color: var(--detail-ink);
}

.case-detail main p a { font-weight: 700; }

.detail-process-figure {
  width: 100%;
}

.detail-process-figure-dark {
  background: #272727;
}

.detail-process-gallery {
  display: grid;
  order: 0;
  gap: 18px;
}

.detail-result {
  background: transparent;
  color: var(--detail-ink);
}

.detail-result-visual {
  position: relative;
  max-width: var(--detail-media);
  overflow: hidden;
  margin: clamp(30px, 4vw, 54px) auto 0;
  border-radius: clamp(18px, 2.2vw, 30px);
}

.detail-result-visual img,
.detail-conclusion img {
  display: block;
  width: 100%;
  height: auto;
}

.detail-conclusion {
  max-width: var(--detail-media);
  margin-bottom: 36px;
}

.case-detail.case-detail main :is(p, li, figcaption) {
  color: var(--detail-ink);
}

.case-detail.case-detail main .detail-pipeline li,
.case-detail.case-detail main .game-contact p {
  color: #fff;
}

.detail-conclusion-link {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: clamp(18px, 2.2vw, 30px);
}

.detail-hero-art::after,
.detail-process-figure::after,
.detail-result-visual::after,
.detail-conclusion-link::after {
  position: absolute;
  z-index: 2;
  inset: 0;
  background: transparent;
  content: "";
  user-select: none;
}

.detail-conclusion-link:focus-visible {
  outline: 3px solid rgba(65, 103, 245, 0.25);
  outline-offset: 4px;
}

@media (max-width: 820px) {
  .detail-hero {
    padding-top: 52px;
  }

  .detail-hero h1 {
    font-size: clamp(35px, 9vw, 46px);
  }

  .detail-section,
  .detail-challenges,
  .detail-result {
    padding: 56px 0;
  }

  .detail-section-heading,
  .detail-sticky-heading,
  .detail-challenge-heading,
  .detail-result-title {
    margin-bottom: 34px;
  }

  .detail-objectives {
    grid-template-columns: 1fr;
  }

  .detail-objective:nth-child(1),
  .detail-objective:nth-child(2),
  .detail-objective:nth-child(3),
  .detail-objective:nth-child(4) {
    grid-column: auto;
    grid-row: auto;
  }

  .detail-process-step,
  .detail-process-step-reverse,
  .detail-process-step-wide {
    gap: 22px;
    padding-bottom: 64px;
  }

  .detail-process-text,
  .detail-note p:last-child,
  .detail-note-dark p:last-child,
  .detail-challenge-copy p {
    font-size: 16px;
  }

}

@media (max-width: 520px) {
  .case-detail {
    padding-bottom: 36px;
  }

  .detail-conclusion {
    margin-bottom: 32px;
  }

  .case-section-tabs {
    bottom: 12px;
    width: max-content;
    max-width: calc(100% - 24px);
    padding: 5px;
  }

  .case-section-tabs-track {
    justify-content: flex-start;
  }

  .case-section-tabs a {
    min-height: 40px;
    padding: 0 15px;
    font-size: 13px;
  }

  .detail-hero h1 {
    font-size: 35px;
  }

  .detail-hero-lead {
    font-size: 17px;
  }

  .detail-label {
    font-size: 11px;
  }

  .detail-objective {
    min-height: 112px;
    grid-template-columns: 44px 1fr;
    padding: 18px 20px;
  }

  .detail-objective span {
    font-size: 68px;
  }

  .detail-pipeline li {
    grid-template-columns: 38px 1fr;
    padding: 0 18px;
    font-size: 13px;
  }

}

.detail-context {
  padding-bottom: 0;
}

.detail-contribution,
.detail-challenges {
  margin-top: var(--detail-block-gap);
  padding-top: 0;
  padding-bottom: 0;
}

.detail-contribution .detail-sticky-heading,
.detail-challenge-heading {
  margin-bottom: 18px;
}

.detail-result {
  padding-bottom: clamp(28px, 3vw, 40px);
}

@media print {
  .detail-hero-art img,
  .detail-process-figure img,
  .detail-result-visual img,
  .detail-conclusion img {
    visibility: hidden !important;
  }
}