.page-about {
  background: var(--ink);
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-about *,
.page-about *::before,
.page-about *::after {
  box-sizing: border-box;
}

.page-about h1,
.page-about h2,
.page-about h3 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
  margin: 0;
}

.page-about p {
  margin: 0;
  line-height: 1.8;
}

.page-about a {
  color: var(--mist);
}

.page-about .yx-section {
  padding: 56px 0;
  border-top: 1px solid var(--line);
}

.page-about .yx-section:first-of-type {
  border-top: 0;
}

.page-about .yx-section-head {
  max-width: 46rem;
  margin-bottom: 32px;
}

.page-about .yx-section-head h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.25;
  color: var(--white);
}

.page-about .about-section-lede {
  margin-top: 14px;
  color: var(--stone);
  font-size: 1rem;
}

/* ---------- hero ---------- */

.page-about .about-hero {
  position: relative;
  padding-top: 28px;
}

.page-about .about-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  padding-bottom: 38px;
}

.page-about .about-hero-copy h1 {
  margin-top: 12px;
  font-size: clamp(2rem, 6.5vw, 3.6rem);
  line-height: 1.12;
  color: var(--white);
}

.page-about .about-lede {
  margin-top: 20px;
  max-width: 34rem;
  color: var(--mist);
  font-size: 1.0625rem;
}

.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-hero-board {
  position: relative;
  background: var(--turf);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 20px 18px;
  overflow: hidden;
}

.page-about .about-hero-board::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent 78%);
}

.page-about .about-board-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-about .about-board-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 18px 0 0;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.page-about .about-board-cell {
  background: var(--ink);
  padding: 14px 14px 16px;
}

.page-about .about-board-cell dt {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-about .about-board-cell dd {
  margin: 6px 0 0;
  font-size: 0.9375rem;
  color: var(--white);
}

.page-about .about-board-cell .yx-num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--cyan);
}

.page-about .about-board-foot {
  margin-top: 14px;
  font-size: 0.8125rem;
  color: var(--stone);
  line-height: 1.7;
}

.page-about .about-hero-figure {
  margin: 0;
}

.page-about .about-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 340px;
  object-fit: cover;
  border-radius: var(--radius) var(--radius) 0 0;
  opacity: 0.78;
  filter: saturate(0.85);
}

/* ---------- timeline ---------- */

.page-about .about-tl-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 30px;
}

.page-about .about-tl-jump a {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--mist);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 14px;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-about .about-tl-jump a:hover,
.page-about .about-tl-jump a:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  outline: none;
}

.page-about .about-tl {
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
  position: relative;
}

.page-about .about-tl::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), var(--line) 65%, transparent);
}

.page-about .about-tl-item {
  position: relative;
  padding-bottom: 32px;
  scroll-margin-top: calc(var(--top-h) + 24px);
}

.page-about .about-tl-item:last-child {
  padding-bottom: 0;
}

.page-about .about-tl-item::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 7px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(61, 240, 208, 0.13);
}

.page-about .about-tl-item:target::before {
  background: var(--amber);
  box-shadow: 0 0 0 6px rgba(242, 179, 61, 0.18);
}

.page-about .about-tl-year {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-about .about-tl-body h3 {
  font-size: 1.125rem;
  line-height: 1.4;
  color: var(--white);
}

.page-about .about-tl-body p {
  margin-top: 8px;
  color: var(--stone);
  font-size: 0.9375rem;
}

/* ---------- four groups ---------- */

.page-about .about-center-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-about .about-center-figure {
  margin: 0;
}

.page-about .about-center-figure .yx-figure-media {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--turf);
}

.page-about .about-center-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-about .about-center-figure .yx-figure-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--stone);
  letter-spacing: 0.03em;
}

.page-about .about-groups {
  position: relative;
}

.page-about .about-grp-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  margin: 0;
  pointer-events: none;
}

.page-about .about-grp-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-about .about-grp-tab {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--mist);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 16px;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-about .about-grp-tab:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-about #grp-score:focus-visible ~ .about-grp-tabs [for="grp-score"],
.page-about #grp-lineup:focus-visible ~ .about-grp-tabs [for="grp-lineup"],
.page-about #grp-referee:focus-visible ~ .about-grp-tabs [for="grp-referee"],
.page-about #grp-loan:focus-visible ~ .about-grp-tabs [for="grp-loan"] {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-about #grp-score:checked ~ .about-grp-tabs [for="grp-score"],
.page-about #grp-lineup:checked ~ .about-grp-tabs [for="grp-lineup"],
.page-about #grp-referee:checked ~ .about-grp-tabs [for="grp-referee"],
.page-about #grp-loan:checked ~ .about-grp-tabs [for="grp-loan"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.page-about .about-grp-panel {
  display: none;
  background: var(--turf);
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 22px 20px;
}

.page-about #grp-score:checked ~ .about-grp-panels .about-grp-panel--score,
.page-about #grp-lineup:checked ~ .about-grp-panels .about-grp-panel--lineup,
.page-about #grp-referee:checked ~ .about-grp-panels .about-grp-panel--referee,
.page-about #grp-loan:checked ~ .about-grp-panels .about-grp-panel--loan {
  display: block;
}

.page-about .about-grp-panel h3 {
  font-size: 1.25rem;
  color: var(--white);
  margin-bottom: 10px;
}

.page-about .about-grp-panel p {
  color: var(--mist);
  font-size: 0.9375rem;
}

.page-about .about-grp-meta {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: var(--amber);
  line-height: 1.7;
}

/* ---------- flow ---------- */

.page-about .about-flow {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-about .about-flow-line {
  display: none;
}

.page-about .about-flow-step {
  position: relative;
  background: var(--ink);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 16px 14px;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-about .about-flow-step:hover,
.page-about .about-flow-step:focus {
  border-color: var(--cyan);
  outline: none;
  transform: translateY(-2px);
}

.page-about .about-flow-idx {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--amber);
  border-radius: 4px;
  padding: 2px 8px;
}

.page-about .about-flow-step h3 {
  margin-top: 12px;
  font-size: 1.0625rem;
  color: var(--white);
}

.page-about .about-flow-hint {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 0.8125rem;
  color: var(--stone);
  transition: max-height 0.32s var(--ease), opacity 0.32s var(--ease), margin-top 0.32s var(--ease);
}

.page-about .about-flow-step:hover .about-flow-hint,
.page-about .about-flow-step:focus .about-flow-hint,
.page-about .about-flow-step:focus-within .about-flow-hint {
  max-height: 6em;
  opacity: 1;
  margin-top: 8px;
}

/* ---------- records ---------- */

.page-about .about-records-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-about .about-records-intro h2 {
  margin-top: 10px;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.25;
  color: var(--white);
}

.page-about .about-records-intro p {
  margin-top: 14px;
  color: var(--stone);
  font-size: 0.9375rem;
}

.page-about .about-records-intro .yx-btn {
  margin-top: 22px;
}

.page-about .about-records-list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .about-records-row {
  background: var(--turf);
  padding: 20px 18px;
}

.page-about .about-records-row dt {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-about .about-records-row dd {
  margin: 10px 0 0;
  color: var(--white);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* ---------- handbook (light band) ---------- */

.page-about .about-handbook {
  background: var(--white);
  color: var(--ink);
  border-top: 0;
}

.page-about .about-handbook-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: start;
}

.page-about .about-handbook .yx-eyebrow {
  color: #0d6b5d;
}

.page-about .about-handbook-figure {
  margin: 0;
}

.page-about .about-handbook-figure .yx-figure-media {
  overflow: hidden;
  border-radius: var(--radius);
  background: #dfe8e4;
}

.page-about .about-handbook-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-about .about-handbook-figure .yx-figure-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  color: #4d6259;
}

.page-about .about-handbook-copy h2 {
  margin-top: 10px;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.25;
  color: var(--ink);
}

.page-about .about-handbook-lede {
  margin-top: 14px;
  color: #3d534c;
  font-size: 0.9375rem;
}

.page-about .about-handbook-versions {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid #c9d6d1;
}

.page-about .about-handbook-versions li {
  padding: 16px 0;
  border-bottom: 1px solid #c9d6d1;
}

.page-about .about-handbook-range {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: #0f2a23;
  background: var(--amber-l);
  border-radius: 4px;
  padding: 3px 10px;
}

.page-about .about-handbook-versions p {
  margin-top: 10px;
  color: #2c423b;
  font-size: 0.9375rem;
}

/* ---------- partners ---------- */

.page-about .about-partners-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-about .about-partners-card {
  background: var(--turf);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 20px;
}

.page-about .about-partners-card:nth-child(1) {
  border-top: 2px solid var(--cyan);
}

.page-about .about-partners-card:nth-child(2) {
  border-top: 2px solid var(--amber);
}

.page-about .about-partners-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 2rem;
  line-height: 1;
  color: var(--cyan);
}

.page-about .about-partners-unit {
  font-size: 0.875rem;
  margin-left: 2px;
  color: var(--mist);
}

.page-about .about-partners-card h3 {
  margin-top: 12px;
  font-size: 1rem;
  color: var(--white);
}

.page-about .about-partners-card p {
  margin-top: 8px;
  font-size: 0.875rem;
  color: var(--stone);
}

.page-about .about-partners-link {
  margin-top: 22px;
  font-size: 0.9375rem;
  color: var(--stone);
}

.page-about .about-partners-link a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
}

.page-about .about-partners-link a:hover,
.page-about .about-partners-link a:focus-visible {
  border-color: var(--cyan);
  outline: none;
}

/* ---------- reach / closing ---------- */

.page-about .about-reach-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-about .about-reach-copy h2 {
  margin-top: 10px;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.25;
  color: var(--white);
}

.page-about .about-reach-copy p {
  margin-top: 14px;
  color: var(--stone);
  font-size: 0.9375rem;
}

.page-about .about-reach-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .about-reach-facts {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--turf);
}

.page-about .about-reach-fact {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}

.page-about .about-reach-fact:last-child {
  border-bottom: 0;
}

.page-about .about-reach-key {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--stone);
  align-self: center;
}

.page-about .about-reach-val {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--white);
  word-break: break-all;
}

.page-about .about-closing {
  margin-top: 44px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3.4vw, 1.9rem);
  line-height: 1.4;
  color: var(--cyan);
  letter-spacing: -0.01em;
}

/* ---------- motion ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-about .about-flow-step,
  .page-about .about-flow-hint,
  .page-about .about-grp-tab,
  .page-about .about-tl-jump a {
    transition: none;
  }

  .page-about .about-flow-step:hover,
  .page-about .about-flow-step:focus {
    transform: none;
  }
}

/* ---------- tablet ---------- */

@media (min-width: 700px) {
  .page-about .about-hero-board {
    padding: 26px 24px 22px;
  }

  .page-about .about-board-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-partners-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- desktop ---------- */

@media (min-width: 1000px) {
  .page-about .yx-section {
    padding: 86px 0;
  }

  .page-about .about-hero {
    padding-top: 46px;
  }

  .page-about .about-hero-grid {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
    align-items: center;
    padding-bottom: 56px;
  }

  .page-about .about-hero-figure img {
    max-height: 420px;
  }

  .page-about .about-tl {
    padding-left: 34px;
  }

  .page-about .about-tl-item {
    padding-bottom: 42px;
  }

  .page-about .about-tl-item::before {
    left: -34px;
  }

  .page-about .about-tl-body {
    max-width: 46rem;
  }

  .page-about .about-center-grid {
    grid-template-columns: 4fr 8fr;
    gap: 48px;
    align-items: start;
  }

  .page-about .about-center-figure .yx-figure-media {
    position: sticky;
    top: calc(var(--top-h) + 24px);
  }

  .page-about .about-flow {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
    padding-top: 34px;
  }

  .page-about .about-flow-line {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    opacity: 0.5;
  }

  .page-about .about-flow-line polyline {
    stroke: var(--cyan);
  }

  .page-about .about-records-grid {
    grid-template-columns: 4fr 8fr;
    gap: 48px;
    align-items: start;
  }

  .page-about .about-handbook-grid {
    grid-template-columns: 4fr 8fr;
    gap: 56px;
    align-items: start;
  }

  .page-about .about-partners-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-reach-grid {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
    align-items: start;
  }
}
</｜｜DSML｜｜ parameter>
</｜｜DSML｜｜ invoke>
</｜｜DSML｜｜ calls>