.page-about {
  --pg-pad: max(var(--gutter), calc((100vw - var(--shell)) / 2));
  display: block;
  background: var(--bg);
  color: var(--text);
  overflow-x: clip;
}

.page-about .about-hero {
  position: relative;
  isolation: isolate;
  margin-top: -clamp(60px, 8vw, 88px);
  padding: calc(clamp(60px, 8vw, 88px) + clamp(44px, 7vw, 92px)) var(--pg-pad) clamp(44px, 6vw, 84px);
  overflow: hidden;
}

.page-about .about-hero::before,
.page-about .about-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  pointer-events: none;
}

.page-about .about-hero::before {
  top: -18%;
  right: -14%;
  width: min(660px, 88vw);
  aspect-ratio: 1 / 1;
  background: linear-gradient(160deg, rgba(138, 107, 255, 0.4), transparent 68%);
  clip-path: polygon(46% 0, 100% 0, 100% 100%);
}

.page-about .about-hero::after {
  bottom: -32%;
  left: -12%;
  width: min(540px, 72vw);
  aspect-ratio: 1 / 1;
  background: linear-gradient(20deg, rgba(53, 247, 155, 0.26), transparent 70%);
  clip-path: polygon(0 0, 54% 100%, 0 100%);
}

.page-about .about-crumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(20px, 3vw, 36px);
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-3);
}

.page-about .about-crumbs li:not(:first-child)::before {
  content: "/";
  margin-right: 8px;
  color: var(--text-3);
}

.page-about .about-crumbs a {
  color: var(--text-2);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-about .about-crumbs a:hover {
  color: var(--green);
}

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

.page-about .about-hero__title {
  margin: clamp(16px, 2.4vw, 26px) 0 0;
  max-width: 16ch;
  font-size: clamp(36px, 7.6vw, 84px);
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-about .about-hero__title em {
  display: block;
  font-style: normal;
  font-weight: 800;
  color: var(--green);
}

.page-about .about-hero__lead {
  margin: clamp(22px, 3vw, 34px) 0 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.75;
  color: var(--text-2);
}

.page-about .about-stats {
  list-style: none;
  margin: clamp(34px, 5vw, 58px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  overflow: hidden;
}

.page-about .about-stats li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(16px, 2.4vw, 24px);
  background: var(--panel);
}

.page-about .about-stats .num--lg {
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1;
}

.page-about .about-stats__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-3);
}

.page-about .about-section {
  padding: clamp(56px, 9vw, 118px) var(--pg-pad);
}

.page-about .about-section--batch {
  padding-top: clamp(60px, 10vw, 140px);
  padding-bottom: clamp(60px, 10vw, 140px);
}

.page-about .about-head {
  max-width: 74ch;
  margin: 0 0 clamp(28px, 5vw, 56px);
}

.page-about .about-title {
  margin: 14px 0 0;
  font-size: clamp(26px, 3.6vw, 44px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.page-about .about-desc {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.75;
  color: var(--text-2);
}

.page-about .about-rule {
  height: 1px;
  border: 0;
  margin: clamp(32px, 5vw, 64px) var(--pg-pad);
  background: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 14px);
}

.page-about .about-split {
  display: grid;
  gap: clamp(28px, 5vw, 56px);
}

.page-about .tl {
  list-style: none;
  position: relative;
  margin: 0;
  padding: 0 0 0 4px;
}

.page-about .tl::before {
  content: "";
  position: absolute;
  left: 31px;
  top: 12px;
  bottom: 40px;
  width: 2px;
  border-radius: var(--r-pill);
  background: linear-gradient(180deg, var(--green), var(--violet) 52%, var(--line));
  opacity: 0.5;
}

.page-about .tl__item {
  position: relative;
  padding: 0 0 clamp(26px, 4.4vw, 44px) 74px;
}

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

.page-about .tl__node {
  position: absolute;
  left: 0;
  top: -2px;
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  border-radius: var(--r-pill);
  background: var(--ink-900);
  border: 1px solid rgba(53, 247, 155, 0.5);
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.04em;
  transition: box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-about .tl__item:hover .tl__node,
.page-about .tl__item:focus-within .tl__node {
  border-color: var(--green);
  box-shadow: 0 0 0 5px rgba(53, 247, 155, 0.12), 0 0 22px rgba(53, 247, 155, 0.32);
  transform: translateY(-2px);
}

.page-about .tl__title {
  margin: 0;
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 700;
  line-height: 1.35;
}

.page-about .tl__body p {
  margin: 10px 0 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-about .tl__hint {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--violet);
  transition: max-height var(--dur) var(--ease), opacity var(--dur) var(--ease), margin var(--dur) var(--ease);
}

.page-about .tl__item:hover .tl__hint,
.page-about .tl__item:focus-within .tl__hint {
  max-height: 4em;
  opacity: 1;
}

.page-about .about-figure {
  border: 1px solid var(--line);
  border-radius: var(--r-panel);
  overflow: hidden;
}

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

.page-about .flow-wrap {
  position: relative;
}

.page-about .flow-curve {
  display: none;
  width: 100%;
  height: 76px;
  margin-bottom: -30px;
  opacity: 0.45;
  transition: opacity var(--dur) var(--ease);
}

.page-about .flow-wrap:hover .flow-curve {
  opacity: 1;
}

.page-about .flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-about .flow__step {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .flow__step:hover {
  transform: translateY(-4px);
  border-color: var(--green);
}

.page-about .flow__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--violet);
}

.page-about .flow__title {
  margin: 10px 0 0;
  font-size: clamp(18px, 1.8vw, 21px);
  font-weight: 700;
}

.page-about .flow__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-about .flow__more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-about .flow__more summary {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--green);
  transition: color var(--dur) var(--ease);
}

.page-about .flow__more summary::-webkit-details-marker {
  display: none;
}

.page-about .flow__more summary::after {
  content: "+";
  font-size: 14px;
  line-height: 1;
}

.page-about .flow__more[open] summary::after {
  content: "−";
}

.page-about .flow__more summary:hover {
  color: var(--text);
}

.page-about .flow__more p {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-3);
}

.page-about .batch-grid {
  display: grid;
  gap: 22px;
}

.page-about .batch-card {
  padding: 4px 0 4px 20px;
  border-left: 2px solid var(--green);
}

.page-about .batch-card__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--text-3);
}

.page-about .batch-card h3 {
  margin: 10px 0 0;
  font-size: clamp(17px, 1.7vw, 20px);
  font-weight: 700;
  line-height: 1.4;
}

.page-about .batch-card p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-about .gift-grid {
  display: grid;
  gap: 20px;
}

.page-about .gift-step {
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-panel);
}

.page-about .gift-step--flag {
  border-color: rgba(255, 122, 47, 0.45);
  background: linear-gradient(180deg, rgba(255, 122, 47, 0.08), transparent 62%), var(--panel);
}

.page-about .gift-step h3 {
  margin: 14px 0 0;
  font-size: clamp(17px, 1.7vw, 20px);
  font-weight: 700;
}

.page-about .gift-step p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-about .team-grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-about .team-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .team-facts li {
  display: grid;
  grid-template-columns: 66px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-about .team-facts li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-about .team-facts b {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--green);
}

.page-about .team-facts span {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-about .coverage-grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-about .coverage-grid .about-desc {
  margin-top: 16px;
}

.page-about .coverage-reg {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--text-3);
}

.page-about .coverage-note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-about .coverage-note a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 247, 155, 0.4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-about .coverage-note a:hover {
  border-bottom-color: var(--green);
}

.page-about .about-cta {
  padding: clamp(48px, 7vw, 88px) var(--pg-pad) clamp(64px, 10vw, 124px);
}

.page-about .about-cta__box {
  padding: clamp(26px, 4vw, 52px);
  border: 1px solid var(--line);
  border-radius: var(--r-panel);
  background: linear-gradient(140deg, rgba(138, 107, 255, 0.14), transparent 58%), var(--panel);
}

.page-about .about-cta__title {
  margin: 0;
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 800;
}

.page-about .about-cta__desc {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-about .cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-about a:focus-visible,
.page-about summary:focus-visible,
.page-about [tabindex]:focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

@media (min-width: 620px) {
  .page-about .about-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-about .batch-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-about .gift-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-about .about-split {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-about .team-grid,
  .page-about .coverage-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-about .coverage-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  }

  .page-about .flow-curve {
    display: block;
  }

  .page-about .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 1180px) {
  .page-about .about-hero__title {
    max-width: 20ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .tl__node,
  .page-about .tl__hint,
  .page-about .flow__step,
  .page-about .flow-curve,
  .page-about .flow__more summary {
    transition: none;
  }

  .page-about .flow__step:hover {
    transform: none;
  }
}