.page-about {
  --about-rail-w: 200px;
  background: var(--ink-900);
  color: var(--paper);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-about .about-intro {
  padding-top: clamp(20px, 4vw, 36px);
}

.page-about .about-hero {
  position: relative;
  margin-top: 18px;
  padding: clamp(24px, 4vw, 46px) clamp(20px, 3.2vw, 44px) clamp(26px, 4vw, 50px);
  background:
    radial-gradient(120% 140% at 88% -10%, rgba(37, 245, 192, 0.14) 0%, rgba(37, 245, 192, 0) 55%),
    linear-gradient(158deg, var(--ink-800) 0%, var(--ink-950) 78%);
  overflow: hidden;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 240px;
  height: 240px;
  border: 1px solid var(--line);
  transform: rotate(28deg);
  pointer-events: none;
}

.page-about .about-hero h1 {
  max-width: 20em;
  margin: 14px 0 0;
  font-size: clamp(32px, 6.2vw, 66px);
  line-height: 1.08;
  letter-spacing: 0.04em;
  font-weight: 900;
}

.page-about .about-hero__lead {
  max-width: 40em;
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

.page-about .about-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(24px, 4vw, 40px);
}

.page-about .about-rail {
  display: none;
}

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

.page-about .about-panel {
  padding: clamp(20px, 3vw, 36px);
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

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

.page-about .about-panel h2 {
  margin: 10px 0 0;
  font-size: clamp(22px, 2.8vw, 32px);
  line-height: 1.3;
  letter-spacing: 0.03em;
  font-weight: 900;
}

.page-about .about-panel h3 {
  margin: 8px 0 6px;
  font-size: 17px;
  letter-spacing: 0.02em;
  font-weight: 700;
  color: var(--paper);
}

.page-about .about-panel .prose {
  margin-top: 14px;
}

.page-about .about-panel .prose p {
  margin: 0 0 12px;
  color: var(--muted);
}

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

.page-about .about-panel .prose a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-about .about-panel .prose a:hover {
  color: var(--violet);
}

.page-about .about-split {
  display: grid;
  gap: 18px;
  margin-top: 14px;
}

.page-about .about-quote {
  margin: 0;
  padding: 4px 0 4px 16px;
  border-left: 2px solid var(--mint);
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper);
}

.page-about .about-flow {
  display: grid;
  gap: 14px;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-flow__step {
  position: relative;
  padding: 16px 20px 18px 22px;
  background: var(--ink-800);
  border-left: 2px solid var(--mint);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-about .about-flow__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-flow__num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mint);
}

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

.page-about .about-banner {
  margin: clamp(18px, 3vw, 26px) 0 0;
}

.page-about .about-timeline {
  position: relative;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0 0 0 26px;
  list-style: none;
  border-left: 2px solid var(--line);
}

.page-about .about-timeline__item {
  position: relative;
  padding-bottom: 24px;
}

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

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--mint);
  box-shadow: 0 0 0 4px var(--ink-900);
}

.page-about .about-timeline__item--latest::before {
  background: var(--mint);
}

.page-about .about-timeline__year {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--mint);
  color: var(--mint);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.page-about .about-timeline__year--latest {
  background: var(--mint);
  color: var(--ink-950);
  border-color: var(--mint);
}

.page-about .about-timeline__item h3 a {
  color: var(--paper);
  text-decoration: underline;
  text-decoration-color: var(--violet);
  text-underline-offset: 4px;
}

.page-about .about-timeline__item h3 a:hover {
  color: var(--violet);
}

.page-about .about-timeline__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-about .about-team {
  display: grid;
  gap: 18px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-about .about-team .prose {
  margin-top: 0;
}

.page-about .about-table-wrap {
  margin-top: clamp(20px, 3vw, 28px);
  overflow-x: auto;
  border: 1px solid var(--line);
}

.page-about .about-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-about .about-table__caption {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  background: var(--ink-950);
  border-bottom: 1px solid var(--line);
}

.page-about .about-table th,
.page-about .about-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
  line-height: 1.7;
}

.page-about .about-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--ink-700);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.page-about .about-table tbody th {
  color: var(--paper);
  font-weight: 700;
  white-space: nowrap;
}

.page-about .about-table tbody tr:nth-child(odd) {
  background: rgba(22, 32, 58, 0.6);
}

.page-about .about-table__num {
  color: var(--mint);
  font-size: 18px;
  line-height: 1.4;
}

.page-about .about-check {
  display: grid;
  gap: 14px;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-check__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  background: var(--ink-800);
  border-top: 1px solid var(--line);
}

.page-about .about-check__num {
  font-size: 22px;
  line-height: 1.1;
  color: var(--amber);
}

.page-about .about-check__item h3 {
  margin-top: 0;
}

.page-about .about-check__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-about .about-start__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(16px, 2.6vw, 22px);
}

.page-about .about-totop {
  display: inline-block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px dashed var(--line);
  padding-bottom: 2px;
}

.page-about .about-totop:hover {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

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

@media (min-width: 720px) {
  .page-about .about-table-wrap {
    overflow: visible;
  }

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

  .page-about .about-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-about .about-flow__step:not(:last-child)::after {
    content: "";
    position: absolute;
    right: -11px;
    top: 50%;
    width: 8px;
    height: 8px;
    border-top: 2px solid var(--violet);
    border-right: 2px solid var(--violet);
    transform: translateY(-50%) rotate(45deg);
  }
}

@media (min-width: 880px) {
  .page-about .about-split {
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: 28px;
    align-items: start;
  }

  .page-about .about-split--media {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: center;
    margin-top: clamp(20px, 3vw, 28px);
  }

  .page-about .about-team {
    grid-template-columns: 0.95fr 1.05fr;
    align-items: start;
    gap: 26px;
  }
}

@media (min-width: 960px) {
  .page-about .about-body {
    grid-template-columns: var(--about-rail-w) minmax(0, 1fr);
    align-items: start;
    gap: clamp(24px, 3vw, 40px);
  }

  .page-about .about-rail {
    display: block;
    position: sticky;
    top: 24px;
    padding-top: 6px;
    border-right: 1px solid var(--line);
    padding-right: 16px;
  }

  .page-about .about-main > .about-panel:nth-child(even) {
    margin-left: 26px;
  }
}

.page-about { --about-rail-w: 200px; background: var(--ink-900); color: var(--paper); padding-bottom: clamp(48px, 8vw, 96px); }
.page-about .about-intro { padding-top: clamp(20px, 4vw, 36px); }
.page-about .about-hero { position: relative; margin-top: 18px; padding: clamp(24px, 4vw, 46px) clamp(20px, 3.2vw, 44px) clamp(26px, 4vw, 50px); background: radial-gradient(120% 140% at 88% -10%, rgba(37, 245, 192, 0.14) 0%, rgba(37, 245, 192, 0) 55%), linear-gradient(158deg, var(--ink-800) 0%, var(--ink-950) 78%); overflow: hidden; }
.page-about .about-hero::after { content: ""; position: absolute; right: -60px; bottom: -80px; width: 240px; height: 240px; border: 1px solid var(--line); transform: rotate(28deg); pointer-events: none; }
.page-about .about-hero h1 { max-width: 20em; margin: 14px 0 0; font-size: clamp(32px, 6.2vw, 66px); line-height: 1.08; letter-spacing: 0.04em; font-weight: 900; }
.page-about .about-hero__lead { max-width: 40em; margin: clamp(16px, 2.6vw, 24px) 0 0; font-size: clamp(15px, 1.6vw, 17px); line-height: 1.85; color: var(--muted); }
.page-about .about-hero__meta { display: flex; flex-wrap: wrap; gap: 8px; margin: clamp(18px, 3vw, 26px) 0 0; padding: 0; list-style: none; }
.page-about .about-body { display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(20px, 3vw, 32px); margin-top: clamp(24px, 4vw, 40px); }
.page-about .about-rail { display: none; }
.page-about .about-main { min-width: 0; }
.page-about .about-panel { padding: clamp(20px, 3vw, 36px); margin-bottom: clamp(16px, 2.4vw, 24px); }
.page-about .about-panel:last-child { margin-bottom: 0; }
.page-about .about-panel h2 { margin: 10px 0 0; font-size: clamp(22px, 2.8vw, 32px); line-height: 1.3; letter-spacing: 0.03em; font-weight: 900; }
.page-about .about-panel h3 { margin: 8px 0 6px; font-size: 17px; letter-spacing: 0.02em; font-weight: 700; color: var(--paper); }
.page-about .about-panel .prose { margin-top: 14px; }
.page-about .about-panel .prose p { margin: 0 0 12px; color: var(--muted); }
.page-about .about-panel .prose p:last-child { margin-bottom: 0; }
.page-about .about-panel .prose a { color: var(--mint); text-decoration: underline; text-underline-offset: 3px; }
.page-about .about-panel .prose a:hover { color: var(--violet); }
.page-about .about-split { display: grid; gap: 18px; margin-top: 14px; }
.page-about .about-quote { margin: 0; padding: 4px 0 4px 16px; border-left: 2px solid var(--mint); font-size: 15px; line-height: 1.8; color: var(--paper); }
.page-about .about-flow { display: grid; gap: 14px; margin: clamp(18px, 3vw, 26px) 0 0; padding: 0; list-style: none; }
.page-about .about-flow__step { position: relative; padding: 16px 20px 18px 22px; background: var(--ink-800); border-left: 2px solid var(--mint); clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%); }
.page-about .about-flow__step p { margin: 0; font-size: 15px; line-height: 1.75; color: var(--muted); }
.page-about .about-flow__num { display: block; font-size: 12px; letter-spacing: 0.14em; color: var(--mint); }
.page-about .about-figure { margin: 0; }
.page-about .about-banner { margin: clamp(18px, 3vw, 26px) 0 0; }
.page-about .about-timeline { position: relative; margin: clamp(20px, 3vw, 30px) 0 0; padding: 0 0 0 26px; list-style: none; border-left: 2px solid var(--line); }
.page-about .about-timeline__item { position: relative; padding-bottom: 24px; }
.page-about .about-timeline__item:last-child { padding-bottom: 0; }
.page-about .about-timeline__item::before { content: ""; position: absolute; left: -32px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: var(--ink-900); border: 2px solid var(--mint); box-shadow: 0 0 0 4px var(--ink-900); }
.page-about .about-timeline__item--latest::before { background: var(--mint); }
.page-about .about-timeline__year { display: inline-block; padding: 3px 9px; border: 1px solid var(--mint); color: var(--mint); font-size: 12px; letter-spacing: 0.12em; }
.page-about .about-timeline__year--latest { background: var(--mint); color: var(--ink-950); border-color: var(--mint); }
.page-about .about-timeline__item h3 a { color: var(--paper); text-decoration: underline; text-decoration-color: var(--violet); text-underline-offset: 4px; }
.page-about .about-timeline__item h3 a:hover { color: var(--violet); }
.page-about .about-timeline__item p { margin: 0; font-size: 15px; line-height: 1.8; color: var(--muted); }
.page-about .about-team { display: grid; gap: 18px; margin-top: clamp(18px, 3vw, 26px); }
.page-about .about-team .prose { margin-top: 0; }
.page-about .about-table-wrap { margin-top: clamp(20px, 3vw, 28px); overflow-x: auto; border: 1px solid var(--line); }
.page-about .about-table { width: 100%; min-width: 540px; border-collapse: collapse; font-size: 14px; }
.page-about .about-table__caption { padding: 12px 14px; text-align: left; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.1em; color: var(--muted); background: var(--ink-950); border-bottom: 1px solid var(--line); }
.page-about .about-table th, .page-about .about-table td { padding: 12px 14px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line-soft); color: var(--muted); line-height: 1.7; }
.page-about .about-table thead th { position: sticky; top: 0; z-index: 2; background: var(--ink-700); color: var(--paper); font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: 0.08em; white-space: nowrap; }
.page-about .about-table tbody th { color: var(--paper); font-weight: 700; white-space: nowrap; }
.page-about .about-table tbody tr:nth-child(odd) { background: rgba(22, 32, 58, 0.6); }
.page-about .about-table__num { color: var(--mint); font-size: 18px; line-height: 1.4; }
.page-about .about-check { display: grid; gap: 14px; margin: clamp(18px, 3vw, 26px) 0 0; padding: 0; list-style: none; }
.page-about .about-check__item { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 14px; align-items: start; padding: 16px 18px; background: var(--ink-800); border-top: 1px solid var(--line); }
.page-about .about-check__num { font-size: 22px; line-height: 1.1; color: var(--amber); }
.page-about .about-check__item h3 { margin-top: 0; }
.page-about .about-check__item p { margin: 0; font-size: 15px; line-height: 1.8; color: var(--muted); }
.page-about .about-start__links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: clamp(16px, 2.6vw, 22px); }
.page-about .about-totop { display: inline-block; margin-top: 18px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.1em; color: var(--muted); text-decoration: none; border-bottom: 1px dashed var(--line); padding-bottom: 2px; }
.page-about .about-totop:hover { color: var(--mint); border-bottom-color: var(--mint); }
.page-about img { max-width: 100%; height: auto; display: block; object-fit: cover; }
@media (min-width: 720px) {
  .page-about .about-table-wrap { overflow: visible; }
  .page-about .about-table { min-width: 0; }
  .page-about .about-flow { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
  .page-about .about-flow__step:not(:last-child)::after { content: ""; position: absolute; right: -11px; top: 50%; width: 8px; height: 8px; border-top: 2px solid var(--violet); border-right: 2px solid var(--violet); transform: translateY(-50%) rotate(45deg); }
}
@media (min-width: 880px) {
  .page-about .about-split { grid-template-columns: minmax(0, 1fr) 230px; gap: 28px; align-items: start; }
  .page-about .about-split--media { grid-template-columns: minmax(0, 1fr) 300px; align-items: center; margin-top: clamp(20px, 3vw, 28px); }
  .page-about .about-team { grid-template-columns: 0.95fr 1.05fr; align-items: start; gap: 26px; }
}
@media (min-width: 960px) {
  .page-about .about-body { grid-template-columns: var(--about-rail-w) minmax(0, 1fr); align-items: start; gap: clamp(24px, 3vw, 40px); }
  .page-about .about-rail { display: block; position: sticky; top: 24px; padding-top: 6px; border-right: 1px solid var(--line); padding-right: 16px; }
  .page-about .about-main > .about-panel:nth-child(even) { margin-left: 26px; }
}