.page-about {
  --about-rail: 220px;
  background: var(--sand);
  color: var(--ink);
  overflow-x: clip;
}

.page-about .about-hero {
  position: relative;
  border-top: 4px solid var(--red);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--paper) 0%, var(--sand) 100%);
  padding-block: clamp(1.6rem, 4vw, 2.4rem) clamp(2rem, 5vw, 3.5rem);
}

.page-about .about-hero__scale {
  position: absolute;
  top: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  right: clamp(0.6rem, 2.4vw, 2.2rem);
  width: 7px;
  border-left: 1px solid var(--line);
  background-image: repeating-linear-gradient(180deg, var(--ink) 0 1px, transparent 1px 16px);
  opacity: 0.28;
  pointer-events: none;
}

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

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  margin-top: clamp(1.2rem, 3.4vw, 2rem);
  padding-top: clamp(1.4rem, 4vw, 2.4rem);
  border-top: 1px solid var(--line);
}

.page-about .about-hero__lead {
  min-width: 0;
}

.page-about .about-hero__title {
  margin: 0.55rem 0 1rem;
  font-size: clamp(2.4rem, 7vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.022em;
  font-weight: 900;
  color: var(--ink);
}

.page-about .about-hero__title span {
  display: inline-block;
  color: var(--red);
}

.page-about .about-hero__lead-text {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  line-height: 1.85;
  color: var(--slate);
}

.page-about .about-hero__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  align-self: start;
}

.page-about .about-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1rem 0.9rem 1.05rem;
  background: var(--paper);
}

.page-about .about-hero__num {
  font-size: clamp(1.6rem, 4vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.page-about .about-hero__num i {
  font-style: normal;
  color: var(--red);
  margin-left: 0.08em;
}

.page-about .about-hero__label {
  font-size: 0.76rem;
  line-height: 1.55;
  color: var(--slate);
}

.page-about .about-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.75rem;
  padding-block: clamp(2rem, 5vw, 4rem) clamp(3rem, 6vw, 5rem);
}

.page-about .about-toc {
  min-width: 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--line);
}

.page-about .about-toc__label {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--slate);
  text-transform: uppercase;
}

.page-about .toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .toc__link {
  display: block;
  padding: 0.2rem 0;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-about .toc__link:hover,
.page-about .toc__link:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
  outline: none;
}

.page-about .toc__link[aria-current="true"] {
  color: var(--red);
  font-weight: 700;
  border-bottom-color: var(--red);
}

.page-about .about-content {
  min-width: 0;
}

.page-about .about-sec {
  padding-block: clamp(1.75rem, 4vw, 2.75rem);
  border-top: 1px solid var(--line);
}

.page-about .about-sec:first-child {
  border-top: none;
  padding-top: 0;
}

.page-about .about-sec__head {
  margin-bottom: clamp(1rem, 2.4vw, 1.6rem);
}

.page-about .about-sec__title {
  margin: 0.45rem 0 0;
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.012em;
  color: var(--ink);
}

.page-about .about-sec__lead {
  max-width: 62ch;
  margin: 0.85rem 0 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-about .about-sec__tail {
  margin: 1.15rem 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-about .about-sec__tail a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-about .about-sec__tail a:hover {
  color: var(--red-deep);
}

.page-about .about-sec__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.4rem;
}

.page-about .about-sec__main p {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-about .about-sec__main p:last-child {
  margin-bottom: 0;
}

.page-about .about-note {
  margin: 0;
  padding: 0.75rem 0 0.75rem 0.9rem;
  border-left: 2px solid var(--line);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-about .about-note:hover {
  border-left-color: var(--red);
  background: rgba(251, 246, 238, 0.7);
}

.page-about .about-note__label {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-about .about-note p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-about .about-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-step {
  position: relative;
  padding: 1.1rem 1rem 1.25rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--red);
  box-shadow: var(--shadow-1);
}

.page-about .about-step:nth-child(even) {
  border-top-color: var(--ink);
}

.page-about .about-step__num {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  color: var(--red);
}

.page-about .about-step:nth-child(even) .about-step__num {
  color: var(--ink);
}

.page-about .about-step__title {
  margin: 0 0 0.45rem;
  font-size: 1.12rem;
  font-weight: 900;
  color: var(--ink);
}

.page-about .about-step__text {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.78;
  color: var(--slate);
}

.page-about .about-step__aside {
  margin: 0.8rem 0 0;
  padding-top: 0.6rem;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.65;
  color: var(--slate);
  letter-spacing: 0.01em;
}

.page-about .about-sec--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
}

.page-about .about-team__col {
  min-width: 0;
}

.page-about .about-team__col > .prose {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-about .about-team__list {
  display: grid;
  gap: 1px;
  margin-top: 1.35rem;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .about-team__item {
  background: var(--paper);
  padding: 0.9rem 1rem 1rem;
}

.page-about .about-team__name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.35rem;
  font-size: 0.98rem;
  font-weight: 900;
  color: var(--ink);
}

.page-about .about-team__name::before {
  content: "";
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  background: var(--red);
}

.page-about .about-team__desc {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.72;
  color: var(--slate);
}

.page-about .about-team__figure {
  margin: 0;
  align-self: start;
}

.page-about .about-team__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--paper);
}

.page-about .about-team__cap {
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.6;
  color: var(--slate);
}

.page-about .about-miles__figure {
  margin: 0 0 1.15rem;
}

.page-about .about-miles__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--paper);
}

.page-about .about-miles-wrap {
  padding: clamp(1.25rem, 3.4vw, 2rem) clamp(1rem, 3vw, 1.75rem);
  background: var(--paper);
  border: 1px solid var(--line);
}

.page-about .about-miles {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-mile {
  position: relative;
  min-width: 0;
  padding-top: 1.5rem;
  padding-left: 1.5rem;
}

.page-about .about-mile__dot {
  position: absolute;
  top: 0;
  left: 0;
  width: 12px;
  height: 12px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--paper);
}

.page-about .about-mile__dot--active {
  background: var(--red);
  border-color: var(--red);
}

.page-about .about-mile__stage {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  color: var(--amber);
}

.page-about .about-mile__title {
  margin: 0 0 0.4rem;
  font-size: 1.02rem;
  font-weight: 900;
  color: var(--ink);
}

.page-about .about-mile__text {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-about .about-why__figure {
  margin: 0 0 1.35rem;
}

.page-about .about-why__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--paper);
}

.page-about .about-why {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-about .about-why__item {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 0.35rem 0.85rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}

.page-about .about-why__num {
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--red);
}

.page-about .about-why__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 900;
  color: var(--ink);
}

.page-about .about-why__text {
  margin: 0;
  grid-column: 2;
  font-size: 0.89rem;
  line-height: 1.78;
  color: var(--slate);
}

.page-about .about-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.1rem;
  margin-top: clamp(1.5rem, 3.6vw, 2.25rem);
  padding: clamp(1.25rem, 3.4vw, 2rem);
  background: var(--ink);
  color: var(--paper);
}

.page-about .about-cta__title {
  margin: 0 0 0.4rem;
  font-size: clamp(1.1rem, 2.4vw, 1.35rem);
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-about .about-cta__text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(251, 246, 238, 0.78);
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
}

.page-about .about-cta__link {
  font-size: 0.88rem;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(251, 246, 238, 0.55);
  padding-bottom: 0.1rem;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-about .about-cta__link:hover,
.page-about .about-cta__link:focus-visible {
  color: var(--amber);
  border-bottom-color: var(--amber);
  outline: none;
}

.page-about .about-cta .btn--primary {
  background: var(--red);
  border-color: var(--red);
  color: #fff;
}

.page-about .about-cta .btn--primary:hover {
  background: var(--red-deep);
  border-color: var(--red-deep);
}

@media (min-width: 560px) {
  .page-about .about-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-about .about-sec__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.52fr);
    gap: clamp(1.5rem, 3.5vw, 2.5rem);
    align-items: start;
  }

  .page-about .about-note {
    margin-top: 0.35rem;
  }

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

  .page-about .about-mile {
    padding-left: 0;
    padding-top: 1.7rem;
  }

  .page-about .about-miles::before {
    content: "";
    position: absolute;
    top: 5px;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--line);
  }

  .page-about .about-mile__stage {
    color: var(--amber);
  }

  .page-about .about-why__item {
    grid-template-columns: 2.4rem minmax(0, 0.72fr) minmax(0, 1.28fr);
    gap: 1.4rem;
    align-items: start;
  }

  .page-about .about-why__text {
    grid-column: auto;
  }

  .page-about .about-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 1.5rem;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 0.86fr);
    align-items: end;
  }

  .page-about .about-sec--split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
    gap: clamp(1.5rem, 4vw, 2.75rem);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-about .about-body {
    grid-template-columns: var(--about-rail) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }

  .page-about .about-toc {
    position: sticky;
    top: 5.5rem;
    align-self: start;
  }

  .page-about .toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0.15rem;
  }

  .page-about .toc__link {
    padding: 0.3rem 0 0.3rem 0.75rem;
    margin-left: -0.9rem;
    border-bottom: none;
    border-left: 3px solid transparent;
  }

  .page-about .toc__link:hover,
  .page-about .toc__link:focus-visible {
    border-bottom-color: transparent;
    border-left-color: var(--ink);
  }

  .page-about .toc__link[aria-current="true"] {
    border-bottom-color: transparent;
    border-left-color: var(--red);
  }
}

@media (min-width: 1120px) {
  .page-about .about-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .toc__link,
  .page-about .about-note,
  .page-about .about-cta__link {
    transition: none;
  }
}