.page-about{
  --about-paper: #F5F0E6;
  --about-night: #0C1B33;
  --about-ink: #1A1C24;
  --about-red: #FF3D2E;
  --about-yellow: #FFC53D;
  --about-paper-light: #FFF9F0;
  --about-gray: #667085;
  --about-gold: #B9904B;
  --about-gradient: linear-gradient(135deg, #FF3D2E 0%, #FFC53D 100%);
  --about-char: #2E3440;
  background:
    linear-gradient(rgba(245,240,230,0.6), rgba(245,240,230,0.6)),
    repeating-linear-gradient(0deg, transparent 0px, transparent 31px, rgba(26,28,36,0.04) 31px, rgba(26,28,36,0.04) 32px);
  color: var(--about-ink);
  font-family: var(--font-body, "Noto Sans SC", "Source Han Sans SC", "PingFang SC", sans-serif);
  line-height: 1.75;
  position: relative;
  overflow: hidden;
}

.page-about__shell{
  display: grid;
  grid-template-columns: 1fr;
  position: relative;
}

.page-about__content{
  min-width: 0;
  padding: 32px 20px 96px;
  position: relative;
}

.page-about__content::before{
  content: "";
  position: absolute;
  top: 0;
  left: 40px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--about-red) 0%, var(--about-red) 120px, rgba(185,144,75,0.4) 120px, rgba(185,144,75,0.4) 100%);
  opacity: 0.5;
}

.page-about__rail{
  display: none;
  position: sticky;
  top: 96px;
  height: fit-content;
  padding: 24px 16px 24px 0;
  border-right: 1px solid rgba(185,144,75,0.4);
  align-self: start;
  z-index: 2;
}

.page-about__rail-link{
  display: block;
  padding: 10px 12px 10px 16px;
  margin-bottom: 4px;
  color: var(--about-gray);
  font-family: var(--font-heading, "Arial Black", "Roboto Condensed", "Noto Sans SC", sans-serif);
  font-size: 13px;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  position: relative;
}

.page-about__rail-link::before{
  content: "";
  position: absolute;
  left: -1px;
  top: 50%;
  width: 5px;
  height: 5px;
  background: var(--about-red);
  transform: translateY(-50%) scale(0);
  transition: transform 0.2s ease;
  border-radius: 50%;
}

.page-about__rail-link:hover,
.page-about__rail-link:focus-visible{
  color: var(--about-ink);
  border-left-color: var(--about-red);
  transform: translateX(2px);
  outline: none;
}

.page-about__rail-link:hover::before,
.page-about__rail-link:focus-visible::before{
  transform: translateY(-50%) scale(1);
}

.page-about__rail-link:focus-visible{
  box-shadow: 0 0 0 3px rgba(255,61,46,0.35);
}

.page-about__rail-stamp{
  display: block;
  margin-top: 32px;
  padding: 8px 12px;
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--about-gold);
  border: 1px solid var(--about-gold);
  transform: rotate(-3deg);
  text-align: center;
  width: fit-content;
}

.page-about__breadcrumb{
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  margin-bottom: 24px;
  color: var(--about-gray);
  flex-wrap: wrap;
}

.page-about__crumb-label{
  color: var(--about-gray);
}

.page-about__crumb-sep{
  color: var(--about-gold);
}

.page-about__crumb-current{
  color: var(--about-ink);
  font-weight: 700;
}

.page-about__hero{
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding: 16px 0 48px;
  margin-bottom: 16px;
}

.page-about__hero-border{
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 160px;
  background: var(--about-gradient);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 72%);
}

.page-about__hero::after{
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, var(--about-red) 0%, var(--about-red) 140px, rgba(185,144,75,0.5) 140px, rgba(185,144,75,0.5) 100%);
}

.page-about__hero-title-group{
  position: relative;
  z-index: 1;
}

.page-about__hero-eyebrow{
  margin-bottom: 16px;
}

.page-about__eyebrow-num{
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  color: var(--about-red);
  margin-right: 8px;
  font-size: 14px;
}

.page-about__hero-title{
  font-family: var(--font-heading, "Arial Black", "Roboto Condensed", "Noto Sans SC", sans-serif);
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 900;
  font-style: italic;
  line-height: 1.2;
  color: var(--about-ink);
  margin: 0 0 20px;
  letter-spacing: -0.02em;
  max-width: 12em;
}

.page-about__hero-lead{
  font-size: 16px;
  line-height: 1.85;
  color: var(--about-char);
  max-width: 62ch;
  margin: 0;
  padding-left: 16px;
  border-left: 3px solid var(--about-red);
}

.page-about__img-block{
  position: relative;
  background: var(--about-night);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
  min-height: 0;
}

.page-about__img-block--hero{
  margin-right: 8px;
}

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

.page-about__img-block .page-about__img{
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.page-about__img-block--hero .page-about__img{
  height: auto;
  min-height: 200px;
}

.page-about__img-block:has(.page-about__img[width="1400"]){
  aspect-ratio: 1400 / 800;
}

.page-about__img-block:has(.page-about__img[width="1200"]){
  aspect-ratio: 1200 / 700;
}

.page-about__img-block:has(.page-about__img[width="1000"]){
  aspect-ratio: 1000 / 650;
}

.page-about__img-block .page-about__img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.page-about__img-caption{
  position: absolute;
  bottom: 12px;
  right: 12px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,240,230,0.92);
  padding: 6px 12px;
  font-size: 12px;
  color: var(--about-ink);
  border-left: 3px solid var(--about-red);
}

.page-about__caption-num{
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  color: var(--about-red);
  font-weight: 700;
}

.page-about__caption-text{
  letter-spacing: 0.05em;
}

.page-about__section{
  padding: 48px 0 8px;
  position: relative;
}

.page-about__section::before{
  content: "";
  display: block;
  width: 48px;
  height: 4px;
  background: var(--about-red);
  margin-bottom: 20px;
}

.page-about__section-head{
  margin-bottom: 28px;
}

.page-about__section-title{
  font-family: var(--font-heading, "Arial Black", "Roboto Condensed", "Noto Sans SC", sans-serif);
  font-size: clamp(24px, 3.4vw, 30px);
  font-weight: 900;
  font-style: italic;
  line-height: 1.25;
  color: var(--about-ink);
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}

.page-about__section-desc{
  font-size: 15px;
  line-height: 1.8;
  color: var(--about-gray);
  max-width: 68ch;
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--about-gold);
}

.page-about__section--intro{
  padding-top: 40px;
}

.page-about__intro-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 24px;
}

.page-about__intro-card{
  background: var(--about-paper-light);
  border: 1px solid rgba(185,144,75,0.35);
  padding: 24px 20px 20px;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-about__intro-card::before{
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--about-gradient);
  opacity: 0.8;
}

.page-about__intro-card:hover{
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(12,27,51,0.12);
}

.page-about__intro-index{
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  font-size: 14px;
  color: var(--about-red);
  font-weight: 700;
  display: inline-block;
  margin-bottom: 10px;
  letter-spacing: 0.1em;
}

.page-about__intro-title{
  font-family: var(--font-heading, "Arial Black", "Roboto Condensed", "Noto Sans SC", sans-serif);
  font-size: 18px;
  font-weight: 900;
  font-style: italic;
  margin: 0 0 8px;
  color: var(--about-ink);
}

.page-about__intro-text{
  font-size: 14px;
  line-height: 1.8;
  color: var(--about-char);
  margin: 0;
}

.page-about__section--journey{
  padding-top: 56px;
}

.page-about__timeline{
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  position: relative;
}

.page-about__timeline::before{
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 12px;
  width: 2px;
  background: repeating-linear-gradient(to bottom, rgba(185,144,75,0.6) 0px, rgba(185,144,75,0.6) 4px, transparent 4px, transparent 8px);
}

.page-about__timeline-item{
  position: relative;
  padding-left: 40px;
  padding-bottom: 32px;
}

.page-about__timeline-item--last{
  padding-bottom: 8px;
}

.page-about__timeline-item::before{
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  width: 10px;
  height: 10px;
  background: var(--about-red);
  transform: rotate(45deg);
  z-index: 1;
  box-shadow: 0 0 0 3px var(--about-paper);
}

.page-about__timeline-year{
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  font-size: 30px;
  font-weight: 700;
  color: var(--about-ink);
  line-height: 1.1;
  display: block;
  margin-bottom: 8px;
  letter-spacing: -0.03em;
}

.page-about__timeline-item--first .page-about__timeline-year{
  color: var(--about-red);
}

.page-about__timeline-card{
  background: var(--about-paper-light);
  border-left: 3px solid var(--about-red);
  padding: 16px 18px;
  box-shadow: 0 2px 8px rgba(12,27,51,0.06);
}

.page-about__timeline-title{
  font-family: var(--font-heading, "Arial Black", "Roboto Condensed", "Noto Sans SC", sans-serif);
  font-size: 16px;
  font-weight: 900;
  font-style: italic;
  margin: 0 0 6px;
  color: var(--about-ink);
}

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

.page-about__section--credential{
  padding-bottom: 24px;
}

.page-about__img-frame--credential{
  max-width: 680px;
  margin-bottom: 24px;
}

.page-about__credential-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 16px;
}

.page-about__credential-item{
  background: var(--about-paper-light);
  border: 1px solid rgba(185,144,75,0.4);
  padding: 24px 20px;
  text-align: center;
  position: relative;
  transition: box-shadow 0.2s ease;
}

.page-about__credential-item:hover{
  box-shadow: 0 6px 18px rgba(12,27,51,0.1);
}

.page-about__stamp{
  width: 72px;
  height: 72px;
  margin: 0 auto 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--about-red);
  color: #fff;
  transform: rotate(-8deg);
  clip-path: polygon(10% 0, 90% 0, 100% 12%, 100% 88%, 90% 100%, 10% 100%, 0 88%, 0 12%);
  cursor: help;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-about__stamp:hover,
.page-about__stamp:focus-visible{
  transform: rotate(0deg) scale(1.04);
  box-shadow: 0 4px 12px rgba(255,61,46,0.35);
  outline: none;
}

.page-about__stamp--blue{
  background: var(--about-night);
}

.page-about__stamp--blue:hover,
.page-about__stamp--blue:focus-visible{
  box-shadow: 0 4px 12px rgba(12,27,51,0.35);
}

.page-about__stamp--yellow{
  background: var(--about-yellow);
  color: var(--about-ink);
}

.page-about__stamp--yellow:hover,
.page-about__stamp--yellow:focus-visible{
  box-shadow: 0 4px 12px rgba(255,197,61,0.45);
}

.page-about__stamp-icon{
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.page-about__credential-title{
  font-family: var(--font-heading, "Arial Black", "Roboto Condensed", "Noto Sans SC", sans-serif);
  font-size: 17px;
  font-weight: 900;
  font-style: italic;
  margin: 0 0 6px;
  color: var(--about-ink);
}

.page-about__credential-text{
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  font-size: 15px;
  font-weight: 700;
  color: var(--about-night);
  margin: 0 0 4px;
}

.page-about__credential-note{
  font-size: 12px;
  color: var(--about-gray);
  margin: 0;
}

.page-about__section--cooperation{
  padding-top: 56px;
}

.page-about__cooperation-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 24px;
}

.page-about__cooperation-main{
  background: var(--about-night);
  color: var(--about-paper-light);
  padding: 28px 20px 20px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  display: grid;
  gap: 20px;
}

.page-about__ring{
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-about__ring-svg{
  width: 180px;
  height: 180px;
}

.page-about__ring-center-num{
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  font-size: 40px;
  font-weight: 700;
  fill: #fff;
}

.page-about__ring-center-label{
  font-size: 11px;
  fill: rgba(255,255,255,0.6);
  letter-spacing: 0.1em;
}

.page-about__ring-legend{
  display: flex;
  gap: 20px;
  margin-top: 12px;
  font-size: 12px;
  color: rgba(255,255,255,0.8);
}

.page-about__ring-item{
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
}

.page-about__ring-dot{
  width: 8px;
  height: 8px;
  display: inline-block;
}

.page-about__ring-dot--navy{
  background: #3b4d6e;
}

.page-about__ring-dot--yellow{
  background: var(--about-yellow);
}

.page-about__cooperation-list{
  display: grid;
  gap: 14px;
}

.page-about__cooperation-entry{
  display: grid;
  grid-template-columns: minmax(0, 90px) 1fr;
  gap: 14px;
  align-items: start;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  padding-bottom: 14px;
}

.page-about__cooperation-entry:last-child{
  border-bottom: none;
  padding-bottom: 0;
}

.page-about__cooperation-num{
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  font-size: 36px;
  font-weight: 700;
  color: var(--about-yellow);
  line-height: 1;
}

.page-about__cooperation-text{
  font-size: 14px;
  line-height: 1.8;
  margin: 0;
  color: rgba(255,255,255,0.9);
}

.page-about__cooperation-side{
  background: var(--about-paper-light);
  border: 1px solid rgba(185,144,75,0.4);
  padding: 24px 20px;
  position: relative;
}

.page-about__cooperation-side::before{
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 40px;
  height: 40px;
  border-top: 4px solid var(--about-red);
  border-right: 4px solid var(--about-red);
}

.page-about__cooperation-side-title{
  font-family: var(--font-heading, "Arial Black", "Roboto Condensed", "Noto Sans SC", sans-serif);
  font-size: 18px;
  font-weight: 900;
  font-style: italic;
  margin: 0 0 16px;
  color: var(--about-ink);
}

.page-about__cooperation-side-list{
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-about__cooperation-side-item{
  font-size: 14px;
  color: var(--about-char);
  padding-left: 18px;
  position: relative;
  line-height: 1.6;
}

.page-about__cooperation-side-item::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--about-red);
  transform: rotate(45deg);
}

.page-about__cooperation-side-note{
  font-size: 12px;
  color: var(--about-gray);
  margin: 0;
  border-top: 1px dashed rgba(185,144,75,0.5);
  padding-top: 12px;
}

.page-about__section--team{
  padding-top: 56px;
}

.page-about__team-layout{
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-about__team-image-wrap{
  position: relative;
  max-width: 100%;
}

.page-about__img--team{
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 650;
  object-fit: cover;
  object-position: center;
  max-width: 100%;
  min-height: 0;
}

.page-about__team-image-note{
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(12,27,51,0.9);
  color: var(--about-paper-light);
  font-size: 12px;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-left: 3px solid var(--about-red);
}

.page-about__team-note-icon{
  width: 10px;
  height: 10px;
  background: var(--about-gradient);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 60%) !important;
  display: inline-block;
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  transform: skewX(-20deg);
}

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

.page-about__section-head--team{
  margin-bottom: 18px;
}

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

.page-about__team-card{
  background: var(--about-paper-light);
  border: 1px solid rgba(185,144,75,0.3);
  padding: 18px 16px;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-about__team-card:hover{
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(12,27,51,0.1);
}

.page-about__team-index{
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  font-size: 20px;
  font-weight: 700;
  color: var(--about-red);
  display: inline-block;
  margin-bottom: 8px;
  border-bottom: 2px solid var(--about-gold);
  padding-bottom: 2px;
}

.page-about__team-title{
  font-family: var(--font-heading, "Arial Black", "Roboto Condensed", "Noto Sans SC", sans-serif);
  font-size: 15px;
  font-weight: 900;
  font-style: italic;
  margin: 0 0 8px;
  color: var(--about-ink);
  line-height: 1.4;
}

.page-about__team-text{
  font-size: 13px;
  line-height: 1.7;
  color: var(--about-char);
  margin: 0;
}

.page-about__section--index{
  padding-top: 64px;
}

.page-about__index-head{
  margin-bottom: 24px;
}

.page-about__index-title{
  font-family: var(--font-heading, "Arial Black", "Roboto Condensed", "Noto Sans SC", sans-serif);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 900;
  font-style: italic;
  margin: 0 0 6px;
  color: var(--about-ink);
  position: relative;
  display: inline-block;
}

.page-about__index-title::after{
  content: "";
  position: absolute;
  right: -32px;
  top: 50%;
  width: 24px;
  height: 2px;
  background: var(--about-red);
}

.page-about__index-desc{
  font-size: 14px;
  color: var(--about-gray);
  margin: 0;
}

.page-about__index-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-about__index-card{
  display: block;
  background: var(--about-paper-light);
  border: 1px solid rgba(185,144,75,0.35);
  padding: 20px 18px;
  position: relative;
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  overflow: hidden;
}

.page-about__index-card::after{
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 0;
  height: 100%;
  background: var(--about-gradient);
  opacity: 0;
  transition: opacity 0.2s ease, width 0.2s ease;
}

.page-about__index-card:hover,
.page-about__index-card:focus-visible{
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(12,27,51,0.12);
  border-color: var(--about-red);
  outline: none;
}

.page-about__index-card:hover::after,
.page-about__index-card:focus-visible::after{
  width: 4px;
  opacity: 1;
}

.page-about__index-num{
  font-family: var(--font-data, "Roboto Mono", "SFMono-Regular", Consolas, monospace);
  font-size: 12px;
  color: var(--about-red);
  font-weight: 700;
  display: inline-block;
  margin-bottom: 6px;
  letter-spacing: 0.1em;
}

.page-about__index-label{
  display: block;
  font-family: var(--font-heading, "Arial Black", "Roboto Condensed", "Noto Sans SC", sans-serif);
  font-size: 19px;
  font-weight: 900;
  font-style: italic;
  color: var(--about-ink);
  margin-bottom: 6px;
}

.page-about__index-text{
  display: block;
  font-size: 13px;
  line-height: 1.7;
  color: var(--about-gray);
}

@media (min-width: 640px){
  .page-about__content{
    padding: 40px 32px 96px;
  }

  .page-about__content::before{
    left: 64px;
  }

  .page-about__intro-grid{
    grid-template-columns: 1fr 1fr;
  }

  .page-about__intro-card:nth-child(3){
    grid-column: 1 / -1;
  }

  .page-about__credential-grid{
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about__cooperation-main{
    grid-template-columns: minmax(0, 1fr) 1fr;
    align-items: center;
  }

  .page-about__cooperation-side{
    padding: 28px 24px;
  }

  .page-about__cooperation-side-list{
    grid-template-columns: 1fr 1fr;
    gap: 6px 20px;
  }

  .page-about__team-layout{
    grid-template-columns: minmax(0, 0.85fr) 1.15fr;
  }

  .page-about__index-grid{
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px){
  .page-about__shell{
    grid-template-columns: 210px minmax(0, 1fr);
  }

  .page-about__rail{
    display: block;
  }

  .page-about__content{
    padding: 48px 56px 112px 64px;
  }

  .page-about__content::before{
    left: 0;
  }

  .page-about__hero{
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 48px;
    padding: 16px 0 56px;
  }

  .page-about__hero-title{
    font-size: 44px;
  }

  .page-about__img-block--hero{
    margin-right: 0;
  }

  .page-about__intro-grid{
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about__intro-card:nth-child(3){
    grid-column: auto;
  }

  .page-about__timeline{
    padding-left: 48px;
  }

  .page-about__timeline::before{
    left: 12px;
  }

  .page-about__timeline-item{
    padding-left: 56px;
    padding-bottom: 44px;
    display: grid;
    grid-template-columns: 100px minmax(0, 560px);
    column-gap: 24px;
    align-items: start;
  }

  .page-about__timeline-year{
    grid-column: 1;
    font-size: 36px;
    text-align: right;
    margin-top: 4px;
  }

  .page-about__timeline-card{
    grid-column: 2;
  }

  .page-about__timeline-item::before{
    left: 12px;
    top: 14px;
  }

  .page-about__section--credential{
    padding-left: 0;
  }

  .page-about__img-frame--credential{
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
  }

  .page-about__cooperation-grid{
    grid-template-columns: 1fr minmax(260px, 0.35fr);
    align-items: stretch;
  }

  .page-about__cooperation-main{
    grid-template-columns: minmax(0, 1fr) 1.1fr;
    padding: 32px 28px;
  }

  .page-about__ring{
    border-right: 1px solid rgba(255,255,255,0.12);
    padding-right: 28px;
  }

  .page-about__team-layout{
    grid-template-columns: minmax(0, 0.9fr) 1.1fr;
    gap: 36px;
  }

  .page-about__team-grid{
    gap: 16px;
  }

  .page-about__team-card{
    padding: 20px 18px;
  }

  .page-about__team-title{
    font-size: 16px;
  }

  .page-about__team-text{
    font-size: 14px;
  }

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

  .page-about__index-card{
    min-height: 180px;
    display: flex;
    flex-direction: column;
  }
}

@media (min-width: 1280px){
  .page-about__shell{
    grid-template-columns: 240px minmax(0, 1fr);
  }

  .page-about__content{
    padding: 56px 72px 120px 72px;
  }

  .page-about__timeline-item{
    grid-template-columns: 110px minmax(0, 600px);
  }
}

@media (prefers-reduced-motion: reduce){
  .page-about__intro-card,
  .page-about__team-card,
  .page-about__index-card{
    transition: none;
  }
}