.page-about {
  --gold-line: #D4AF37;
  --gold-soft: rgba(212, 175, 55, 0.16);
  --deep-panel: #0A3D2C;
  --deep-panel-2: #062019;
  --cream: #F5F5DC;
  --sand: #E8E4C9;
  --ink: #1A1A1A;
  --moss: #3D7B62;
  max-width: 100%;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.about-hero {
  background:
    linear-gradient(115deg, var(--deep-panel-2) 0%, var(--deep-panel) 52%, var(--green-ivy) 100%);
  color: var(--cream);
  padding: clamp(72px, 11vw, 132px) 0 0;
  position: relative;
}

.about-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: repeating-linear-gradient(
    -55deg,
    rgba(255, 255, 255, 0.022) 0 2px,
    transparent 2px 14px
  );
  pointer-events: none;
}

.about-hero::after {
  content: "";
  position: absolute;
  left: -10%;
  bottom: 0;
  width: 70vw;
  height: 44px;
  background: var(--gold-champion);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 100%, 34px 100%);
  transform: skewX(-14deg) translateX(6%);
  z-index: 1;
}

.about-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  position: relative;
  z-index: 2;
}

.about-hero-copy {
  padding: 0 clamp(20px, 5vw, 72px);
}

.about-crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font: 500 13px/1 var(--font-body);
  color: rgba(245, 245, 220, 0.64);
  margin-bottom: 28px;
  letter-spacing: 0.08em;
}

.about-crumbs a {
  color: rgba(245, 245, 220, 0.78);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 175, 55, 0.34);
  transition: border-color 0.25s, color 0.25s;
}

.about-crumbs a:hover {
  color: var(--gold-bright);
  border-color: var(--gold-bright);
}

.about-crumbs [aria-current="page"] {
  color: var(--gold-bright);
}

.about-eyebrow {
  font: 600 14px/1.6 var(--font-body);
  color: var(--gold-champion);
  letter-spacing: 0.18em;
  margin: 0 0 16px;
  text-transform: uppercase;
}

.about-hero h1 {
  font: 700 clamp(42px, 8vw, 88px)/1.04 var(--font-heading);
  margin: 0 0 24px;
  letter-spacing: 0.01em;
  max-width: 680px;
}

.about-hero-lead {
  font: 400 clamp(15px, 1.6vw, 18px)/1.85 var(--font-body);
  max-width: 520px;
  color: rgba(245, 245, 220, 0.88);
  margin: 0 0 36px;
  border-left: 3px solid var(--gold-champion);
  padding-left: 17px;
}

.about-hero-panel {
  display: grid;
  grid-template-columns: auto auto auto 1fr;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  margin-bottom: clamp(28px, 5vw, 54px);
  background: rgba(6, 32, 25, 0.42);
  border-top: 1px solid rgba(212, 175, 55, 0.38);
  border-bottom: 1px solid rgba(212, 175, 55, 0.22);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.about-hero-number {
  font: 700 clamp(64px, 11vw, 132px)/0.9 var(--font-mono);
  background: linear-gradient(135deg, var(--gold-bright) 0%, var(--gold-champion) 48%, var(--gold-bronze) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--gold-champion);
}

.about-hero-number-caption {
  font: 600 13px/1.6 var(--font-body);
  color: rgba(245, 245, 220, 0.78);
  white-space: nowrap;
}

.about-hero-line {
  display: none;
  width: 1px;
  height: 54px;
  background: linear-gradient(180deg, var(--gold-champion), rgba(212, 175, 55, 0.1));
}

.about-hero-meta {
  font: 500 13px/1.7 var(--font-body);
  color: rgba(245, 245, 220, 0.62);
}

.about-hero-media {
  margin: 0;
  position: relative;
}

.about-hero img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 800 / 600;
  object-fit: cover;
  filter: grayscale(0.78) contrast(1.06);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 26px) 100%, 0 100%);
}

.about-hero-media figcaption {
  position: absolute;
  right: 16px;
  bottom: 28px;
  font: 600 12px/1.6 var(--font-body);
  color: #fff;
  background: rgba(6, 32, 25, 0.68);
  padding: 7px 14px;
  letter-spacing: 0.06em;
  border-left: 3px solid var(--gold-champion);
}

/* ---------- 缘起 ---------- */
.about-origin {
  background: var(--cream);
  padding: 84px 0 100px;
  position: relative;
}

.about-origin::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-champion), transparent);
}

.about-origin-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding: 0 clamp(20px, 5vw, 72px);
  max-width: 1280px;
  margin: 0 auto;
}

.about-section-index {
  font: 600 14px/1 var(--font-mono);
  color: var(--gold-bronze);
  letter-spacing: 0.12em;
  margin: 0 0 14px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
}

.about-section-index::before {
  content: "";
  width: 30px;
  height: 2px;
  background: var(--gold-champion);
}

.about-origin-note {
  font: 500 clamp(15px, 1.4vw, 17px)/1.85 var(--font-body);
  color: #5a5a4a;
  border-left: 3px solid var(--gold-bronze);
  padding-left: 18px;
  margin: 10px 0 0;
}

.about-origin-main h2 {
  font: 700 clamp(28px, 3.6vw, 44px)/1.22 var(--font-heading);
  color: var(--deep-panel);
  margin: 0 0 22px;
}

.about-origin-main p {
  font: 400 16px/1.9 var(--font-body);
  color: #333;
  max-width: 680px;
  margin-bottom: 18px;
}

.about-origin-main strong {
  color: var(--deep-panel);
  font-weight: 600;
  border-bottom: 2px solid rgba(212, 175, 55, 0.6);
}

.about-origin-quote {
  margin: 32px 0 28px;
  padding: 22px 24px 22px 30px;
  background: var(--sand);
  position: relative;
  max-width: 680px;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
  font: italic 600 18px/1.8 var(--font-heading);
  color: var(--deep-panel);
}

.about-origin-quote span {
  font-size: 28px;
  color: var(--gold-champion);
  margin-right: 4px;
}

.about-origin-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  max-width: 680px;
}

.about-origin-metrics div {
  background: var(--deep-panel);
  color: var(--cream);
  padding: 20px 10px 18px;
  text-align: center;
  position: relative;
}

.about-origin-metrics div::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-champion), var(--gold-bright));
}

.about-origin-metrics span {
  display: block;
  font: 700 clamp(24px, 3vw, 34px)/1 var(--font-mono);
  color: var(--gold-bright);
  margin-bottom: 8px;
}

.about-origin-metrics small {
  font: 500 12px/1.5 var(--font-body);
  color: rgba(245, 245, 220, 0.8);
}

/* ---------- 时间轴 ---------- */
.about-timeline {
  background: #f1edf1;
  background-image:
    linear-gradient(180deg, var(--sand) 0%, #efe9df 100%);
  padding: 84px 0 96px;
  position: relative;
}

.about-timeline::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 18px;
  background: repeating-linear-gradient(
    90deg,
    transparent 0 12px,
    rgba(10, 61, 44, 0.08) 12px 18px
  );
}

.about-timeline-head {
  padding: 0 clamp(20px, 5vw, 72px);
  max-width: 1280px;
  margin: 0 auto 40px;
}

.about-timeline-head h2 {
  font: 700 clamp(28px, 3.6vw, 44px)/1.2 var(--font-heading);
  color: var(--deep-panel);
  margin: 0 0 16px;
}

.about-timeline-lead {
  font: 400 15px/1.85 var(--font-body);
  color: #4d4d3f;
  max-width: 560px;
  margin: 0;
}

.about-timeline-list {
  position: relative;
  padding: 0 clamp(20px, 5vw, 72px);
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  gap: 18px;
}

.about-timeline-list::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 22px;
  width: 2px;
  background: linear-gradient(
    180deg,
    var(--gold-champion),
    rgba(212, 175, 55, 0.6) 55%,
    rgba(212, 175, 55, 0.12)
  );
  z-index: 1;
}

.about-tl-item {
  position: relative;
  z-index: 2;
  background: rgba(245, 245, 220, 0.88);
  border: 1px solid rgba(10, 61, 44, 0.1);
  -webkit-box-shadow: 0 4px 18px rgba(6, 32, 25, 0.08);
  box-shadow: 0 4px 18px rgba(6, 32, 25, 0.08);
  transition: background 0.35s, box-shadow 0.35s, transform 0.35s;
}

.about-tl-item:hover {
  background: #fff;
  -webkit-box-shadow: 0 8px 30px rgba(6, 32, 25, 0.14);
  box-shadow: 0 8px 30px rgba(6, 32, 25, 0.14);
  transform: translateY(-2px);
}

.about-tl-item::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 30px;
  width: 10px;
  height: 10px;
  background: var(--gold-champion);
  border: 2px solid var(--gold-bright);
  transform: rotate(45deg);
  z-index: 2;
}

.about-tl-item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gold-champion);
  opacity: 0;
  transition: opacity 0.3s;
}

.about-tl-item.is-open::after,
.about-tl-item:hover::after {
  opacity: 1;
}

.about-tl-node {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 8px;
  padding: 18px 30px 18px 44px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-body);
}

.about-tl-year {
  font: 700 clamp(22px, 2.2vw, 28px)/1 var(--font-mono);
  color: var(--deep-panel);
  letter-spacing: 0.02em;
}

.about-tl-title {
  font: 600 15px/1.5 var(--font-body);
  color: #333;
}

.about-tl-arrow {
  position: absolute;
  right: 20px;
  top: 24px;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--gold-bronze);
  border-bottom: 2px solid var(--gold-bronze);
  transform: rotate(45deg);
  transition: transform 0.3s;
}

.about-tl-item.is-open .about-tl-arrow {
  transform: rotate(225deg);
  top: 28px;
}

.about-tl-panel {
  display: none;
  padding: 0 30px 22px 44px;
}

.about-tl-item.is-open .about-tl-panel {
  display: block;
  -webkit-animation: aboutFadeDown 0.35s var(--ease-out);
  animation: aboutFadeDown 0.35s var(--ease-out);
}

.about-tl-panel p {
  font: 400 15px/1.85 var(--font-body);
  color: #4a4a3a;
  margin: 0;
  border-top: 1px dashed rgba(10, 61, 44, 0.16);
  padding-top: 16px;
}

@-webkit-keyframes aboutFadeDown {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes aboutFadeDown {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 数据资产 ---------- */
.about-data {
  background:
    radial-gradient(circle at 15% 20%, rgba(212, 175, 55, 0.12), transparent 36%),
    linear-gradient(135deg, var(--deep-panel-2) 0%, var(--deep-panel) 54%, var(--green-ivy) 100%);
  color: var(--cream);
  padding: 88px 0 0;
  position: relative;
  overflow: hidden;
}

.about-data::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    -48deg,
    rgba(255, 255, 255, 0.02) 0 2px,
    transparent 2px 22px
  );
  pointer-events: none;
}

.about-data-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding: 0 clamp(20px, 5vw, 72px);
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.about-data-copy h2 {
  font: 700 clamp(28px, 3.6vw, 44px)/1.2 var(--font-heading);
  color: var(--cream);
  margin: 0 0 18px;
}

.about-data-copy > p {
  font: 400 15px/1.85 var(--font-body);
  color: rgba(245, 245, 220, 0.76);
  margin: 0 0 28px;
  max-width: 560px;
}

.about-section-index--light {
  color: var(--gold-bright);
}

.about-section-index--light::before {
  background: var(--gold-bright);
}

.about-data-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 600px;
}

.about-data-list li {
  display: grid;
  grid-template-columns: 100px 1fr;
  align-items: baseline;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.04);
  border-left: 3px solid var(--gold-champion);
  transition: background 0.25s, transform 0.25s;
}

.about-data-list li:hover {
  background: rgba(255, 255, 255, 0.09);
  transform: translateX(6px);
}

.about-data-list strong {
  font: 700 clamp(22px, 2.6vw, 34px)/1 var(--font-mono);
  color: var(--gold-bright);
}

.about-data-list span {
  font: 400 14px/1.6 var(--font-body);
  color: rgba(245, 245, 220, 0.84);
}

.about-data-media {
  margin: 0;
  align-self: end;
  position: relative;
}

.about-data-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: rgba(255, 255, 255, 0.12);
  -webkit-box-shadow: 0 -8px 32px rgba(6, 32, 25, 0.3);
  box-shadow: 0 -8px 32px rgba(6, 32, 25, 0.3);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), 26px calc(100% - 24px), 0 100%);
}

.about-data-media figcaption {
  position: absolute;
  bottom: 20px;
  left: 18px;
  font: 600 12px/1.6 var(--font-body);
  color: var(--cream);
  background: rgba(6, 32, 25, 0.8);
  padding: 6px 12px;
  letter-spacing: 0.04em;
}

/* ---------- 团队 ---------- */
.about-team {
  background: var(--sand);
  padding: 88px 0 96px;
  position: relative;
}

.about-team::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 36%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-champion), transparent);
}

.about-team-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding: 0 clamp(20px, 5vw, 72px);
  max-width: 1280px;
  margin: 0 auto;
}

.about-team-media {
  margin: 0;
}

.about-team-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.9);
}

.about-team-copy h2 {
  font: 700 clamp(28px, 3.6vw, 44px)/1.2 var(--font-heading);
  color: var(--deep-panel);
  margin: 0 0 18px;
}

.about-team-copy > p {
  font: 400 15px/1.9 var(--font-body);
  color: #3d3d2f;
  max-width: 580px;
  margin: 0 0 28px;
}

.about-team-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.about-team-role {
  background: var(--cream);
  padding: 24px 22px;
  position: relative;
  border-top: 3px solid var(--gold-champion);
}

.about-team-role::after {
  content: "";
  position: absolute;
  right: 0;
  top: 12px;
  width: 34px;
  height: 2px;
  background: rgba(212, 175, 55, 0.5);
  transform: rotate(-12deg);
}

.about-team-count {
  display: inline-block;
  font: 700 clamp(30px, 3vw, 40px)/1 var(--font-mono);
  color: var(--gold-bronze);
  margin-bottom: 10px;
}

.about-team-role h3 {
  font: 700 21px/1.4 var(--font-heading);
  color: var(--deep-panel);
  margin: 0 0 8px;
}

.about-team-role p {
  font: 400 14px/1.8 var(--font-body);
  color: #4a4a3a;
  margin: 0;
}

/* ---------- 承诺 ---------- */
.about-commit {
  background:
    linear-gradient(180deg, transparent 0%, rgba(10, 61, 44, 0.97) 42%),
    linear-gradient(120deg, var(--deep-panel) 0%, var(--deep-panel-2) 80%);
  color: var(--cream);
  padding: 96px 0 88px;
  position: relative;
}

.about-commit::before {
  content: "";
  position: absolute;
  top: 0;
  left: -6%;
  width: 112%;
  height: 2px;
  background: linear-gradient(90deg, transparent 4%, var(--gold-champion) 18%, transparent 64%);
}

.about-commit::after {
  content: "";
  position: absolute;
  top: 34px;
  right: 8%;
  width: 180px;
  height: 180px;
  background: repeating-linear-gradient(
    45deg,
    rgba(212, 175, 55, 0.05) 0 4px,
    transparent 4px 22px
  );
  pointer-events: none;
}

.about-commit-head {
  padding: 0 clamp(20px, 5vw, 72px);
  text-align: left;
  max-width: 1280px;
  margin: 0 auto 44px;
}

.about-commit-head h2 {
  font: 700 clamp(28px, 3.6vw, 44px)/1.2 var(--font-heading);
  margin: 0 0 12px;
}

.about-commit-head p {
  font: 400 15px/1.8 var(--font-body);
  color: rgba(245, 245, 220, 0.74);
  margin: 0;
}

.about-commit-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  padding: 0 clamp(20px, 5vw, 72px);
  max-width: 1280px;
  margin: 0 auto;
}

.about-commit-item {
  background: rgba(255, 255, 255, 0.05);
  padding: 26px 24px;
  position: relative;
  -webkit-box-shadow: 0 3px 16px rgba(6, 32, 25, 0.18);
  box-shadow: 0 3px 16px rgba(6, 32, 25, 0.18);
  transition: background 0.25s, -webkit-box-shadow 0.25s, box-shadow 0.25s;
}

.about-commit-item::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--gold-champion);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.35s var(--ease-out);
}

.about-commit-item:hover::after {
  transform: scaleX(1);
}

.about-commit-item:hover {
  background: rgba(212, 175, 55, 0.1);
  -webkit-box-shadow: 0 8px 30px rgba(6, 32, 25, 0.28);
  box-shadow: 0 8px 30px rgba(6, 32, 25, 0.28);
}

.about-commit-icon {
  display: inline-block;
  font: 700 28px/1 var(--font-mono);
  color: var(--gold-bright);
  margin-bottom: 14px;
}

.about-commit-item h3 {
  font: 700 20px/1.5 var(--font-heading);
  margin: 0 0 10px;
  color: var(--cream);
}

.about-commit-item p {
  font: 400 14px/1.8 var(--font-body);
  margin: 0;
  color: rgba(245, 245, 220, 0.78);
}

/* ---------- 延伸阅读 ---------- */
.about-next {
  background: var(--deep-panel-2);
  color: var(--cream);
  padding: 76px 0 96px;
}

.about-next > .about-section-index {
  max-width: 1280px;
  margin: 0 auto 28px;
  padding: 0 clamp(20px, 5vw, 72px);
}

.about-next-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 72px);
}

.about-next-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 24px 22px;
  background: rgba(245, 245, 220, 0.05);
  color: var(--cream);
  text-decoration: none;
  border: 1px solid rgba(212, 175, 55, 0.18);
  position: relative;
  transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
}

.about-next-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--gold-champion);
  transform: scaleY(0);
  transform-origin: center top;
  transition: transform 0.3s var(--ease-out);
}

.about-next-card:hover {
  background: rgba(212, 175, 55, 0.12);
  transform: translateY(-4px);
  -webkit-box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24);
}

.about-next-card:hover::before {
  transform: scaleY(1);
}

.about-next-card span,
.about-next-card small {
  font: 600 13px/1.4 var(--font-body);
  color: var(--gold-bright);
  letter-spacing: 0.06em;
}

.about-next-card strong {
  font: 700 19px/1.6 var(--font-heading);
  color: var(--cream);
  max-width: 34ch;
}

.about-next-card small {
  color: rgba(245, 245, 220, 0.56);
  transition: color 0.2s;
}

.about-next-card:hover small {
  color: var(--gold-bright);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 768px) {
  .about-hero-inner {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: stretch;
  }

  .about-hero-copy {
    padding-right: 0;
    padding-bottom: 90px;
  }

  .about-hero-panel {
    grid-template-columns: auto auto auto 1fr;
  }

  .about-hero-line {
    display: block;
  }

  .about-hero-media {
    margin-left: -28px;
    margin-top: 24px;
    align-self: end;
  }

  .about-origin-grid {
    grid-template-columns: 200px 1fr;
    gap: 48px;
  }

  .about-origin-note {
    margin-top: 30px;
  }

  .about-team-inner {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
    gap: 48px;
  }

  .about-team-cols {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-commit-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-next-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .about-hero h1 {
    font-size: clamp(62px, 7vw, 84px);
  }

  .about-timeline-list {
    grid-template-columns: 1fr;
  }

  .about-timeline-list::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .about-tl-item::before {
    left: auto;
    right: calc(50% - 22px);
    top: 34px;
  }

  .about-tl-item:nth-child(even)::before {
    right: auto;
    left: calc(50% - 22px);
  }

  .about-tl-item {
    width: calc(50% - 28px);
    margin-left: 0;
    margin-right: auto;
  }

  .about-tl-item:nth-child(even) {
    margin-left: auto;
    margin-right: 0;
  }

  .about-tl-item::after {
    right: auto;
    left: 0;
  }

  .about-tl-item:nth-child(even)::after {
    left: auto;
    right: 0;
  }

  .about-tl-node {
    grid-template-columns: 150px 1fr auto;
    gap: 16px;
    padding-right: 22px;
  }

  .about-tl-item:nth-child(even) .about-tl-node {
    padding-right: 16px;
    padding-left: 22px;
  }

  .about-tl-arrow {
    position: static;
    top: auto;
    transform: rotate(45deg);
  }

  .about-tl-item.is-open .about-tl-arrow {
    transform: rotate(225deg);
  }

  .about-tl-item:nth-child(even)::after {
    right: 0;
  }

  .about-tl-panel {
    padding-right: 22px;
  }

  .about-data-inner {
    grid-template-columns: 1fr 0.9fr;
    align-items: end;
  }

  .about-data-media {
    margin-bottom: 0;
  }

  .about-commit-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .about-next-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}