.page-about {
  --about-diamond: 14px;
  --about-section-gap: 96px;
  --about-content-max: 1100px;
  --about-timeline-width: 320px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: hidden;
}
.page-about *,
.page-about *::before,
.page-about *::after {
  box-sizing: border-box;
}
.page-about .page-about__hero {
  position: relative;
  min-height: 420px;
  padding: 56px 24px 48px;
  display: flex;
  align-items: flex-end;
  background: var(--panel);
  overflow: hidden;
}
.page-about .page-about__hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-about .page-about__hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.45;
}
.page-about .page-about__hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--about-content-max);
  margin: 0 auto;
}
.page-about .page-about__breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate);
  margin-bottom: 18px;
  display: flex;
  gap: 8px;
  align-items: center;
}
.page-about .page-about__breadcrumb a {
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.15s ease;
}
.page-about .page-about__breadcrumb a:hover {
  color: var(--neon);
}
.page-about .page-about__hero-index {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--neon);
  margin-bottom: 14px;
  letter-spacing: 0.1em;
}
.page-about .page-about__hero-title {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 900;
  font-style: italic;
  line-height: 1.15;
  margin: 0 0 18px;
  color: var(--paper);
  text-transform: uppercase;
}
.page-about .page-about__hero-title span {
  color: var(--neon);
}
.page-about .page-about__hero-title .page-about__hero-title-line {
  display: block;
  font-size: 22px;
  font-style: normal;
  color: var(--orange);
  margin-top: 6px;
  letter-spacing: 0.12em;
}
.page-about .page-about__hero-desc {
  font-size: 14px;
  color: var(--slate);
  max-width: 560px;
  margin: 0;
  border-left: 3px solid var(--neon);
  padding-left: 14px;
}

.page-about .page-about__wrap {
  display: flex;
  gap: 32px;
  max-width: 1440px;
  margin: 0 auto;
  padding: 48px 20px 96px;
}

.page-about .page-about__side {
  display: none;
}
.page-about .page-about__content {
  flex: 1;
  min-width: 0;
  max-width: 1100px;
}

.page-about .page-about__section {
  scroll-margin-top: 24px;
  margin-bottom: var(--about-section-gap);
  position: relative;
}
.page-about .page-about__section:last-child {
  margin-bottom: 0;
}
.page-about .page-about__section-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}
.page-about .page-about__section-index {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan);
  flex-shrink: 0;
}
.page-about .page-about__section-title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 900;
  font-style: italic;
  margin: 0;
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-about .page-about__why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
.page-about .page-about__why-text p {
  font-size: 15px;
  color: var(--slate);
  margin-bottom: 14px;
}
.page-about .page-about__why-text p strong {
  color: var(--neon);
  font-weight: 600;
}
.page-about .page-about__highlight {
  background: linear-gradient(90deg, var(--neon) 0%, var(--cyan) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic;
  font-weight: 700;
}
.page-about .page-about__why-rail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-about .page-about__why-card {
  background: var(--panel);
  border-left: 4px solid var(--neon);
  padding: 18px 20px;
  transform: skewX(-4deg);
  transition: transform 0.15s ease, background 0.15s ease;
}
.page-about .page-about__why-card:hover {
  transform: skewX(-4deg) translateX(6px);
  background: var(--line);
}
.page-about .page-about__why-card-num {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--paper);
  display: block;
  line-height: 1.1;
}
.page-about .page-about__why-card-label {
  font-size: 12px;
  color: var(--slate);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-about .page-about__timeline-wrap {
  position: relative;
  padding-left: 28px;
}
.page-about .page-about__timeline-svg {
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 100%;
  z-index: 0;
}
.page-about .page-about__timeline {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 36px;
}
.page-about .page-about__timeline-item {
  position: relative;
  padding-left: 20px;
}
.page-about .page-about__timeline-diamond {
  position: absolute;
  left: -24px;
  top: 6px;
  width: var(--about-diamond);
  height: var(--about-diamond);
  background: var(--neon);
  transform: rotate(45deg);
  box-shadow: 0 0 12px rgba(184, 255, 0, 0.6);
}
.page-about .page-about__timeline-card {
  background: var(--panel);
  padding: 20px;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.page-about .page-about__timeline-card:hover {
  transform: translateY(-3px);
  border-color: var(--neon);
}
.page-about .page-about__timeline-phase {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--orange);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}
.page-about .page-about__timeline-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  margin: 0 0 10px;
  color: var(--paper);
}
.page-about .page-about__timeline-card p {
  font-size: 14px;
  color: var(--slate);
  margin: 0;
}
.page-about .page-about__timeline-card img {
  width: 100%;
  max-width: 100%;
  height: auto;
  margin-top: 16px;
  display: block;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), 0 100%);
}
.page-about .page-about__timeline-item--media .page-about__timeline-card {
  padding-bottom: 14px;
}

.page-about .page-about__scale-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--line);
  background: var(--panel);
}
.page-about .page-about__scale-item {
  padding: 20px 18px;
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: background 0.15s ease;
}
.page-about .page-about__scale-item:hover {
  background: var(--line);
}
.page-about .page-about__scale-item:nth-child(even) {
  border-left: 1px solid var(--line);
}
.page-about .page-about__scale-item:nth-last-child(-n+2) {
  border-bottom: none;
}
.page-about .page-about__scale-num {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 700;
  color: var(--neon);
  line-height: 1.1;
  display: block;
}
.page-about .page-about__scale-unit {
  font-size: 13px;
  color: var(--paper);
  margin-left: 6px;
  display: inline-block;
}
.page-about .page-about__scale-desc {
  display: block;
  font-size: 12px;
  color: var(--slate);
  margin-top: 6px;
}
.page-about .page-about__scale-note {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(0, 229, 223, 0.08);
}

.page-about .page-about__team-intro {
  font-size: 15px;
  color: var(--slate);
  max-width: 640px;
  margin-bottom: 28px;
  border-left: 3px solid var(--orange);
  padding-left: 14px;
}
.page-about .page-about__team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-about .page-about__team-card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 24px 20px;
  position: relative;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.page-about .page-about__team-card:hover {
  transform: translateX(4px);
  border-color: var(--orange);
}
.page-about .page-about__team-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.page-about .page-about__team-code {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: 0.08em;
  background: rgba(0, 229, 223, 0.08);
  padding: 3px 8px;
}
.page-about .page-about__team-head h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  margin: 0;
  color: var(--paper);
}
.page-about .page-about__team-desc {
  font-size: 14px;
  color: var(--slate);
  margin-bottom: 14px;
}
.page-about .page-about__team-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-about .page-about__team-list li {
  font-size: 13px;
  color: var(--slate);
  padding: 6px 0 6px 16px;
  position: relative;
  border-bottom: 1px dashed var(--line);
}
.page-about .page-about__team-list li:last-child {
  border-bottom: none;
}
.page-about .page-about__team-list li::before {
  content: "›";
  position: absolute;
  left: 2px;
  color: var(--neon);
  font-weight: 700;
}
.page-about .page-about__team-media {
  margin-top: 20px;
}
.page-about .page-about__team-media img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), 18px 100%, 0 calc(100% - 18px));
}

.page-about .page-about__promise-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 28px;
}
.page-about .page-about__promise-item {
  background: var(--panel);
  padding: 26px 22px;
  border-left: 4px solid var(--line);
  position: relative;
  transition: border-color 0.15s ease;
}
.page-about .page-about__promise-item:hover {
  border-left-color: var(--neon);
}
.page-about .page-about__promise-icon {
  font-family: var(--font-mono);
  font-size: 40px;
  font-weight: 700;
  color: var(--line);
  position: absolute;
  right: 16px;
  top: 10px;
  line-height: 1;
}
.page-about .page-about__promise-item:hover .page-about__promise-icon {
  color: var(--neon);
}
.page-about .page-about__promise-item h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 10px;
  color: var(--paper);
}
.page-about .page-about__promise-item p {
  font-size: 14px;
  color: var(--slate);
  margin: 0;
  max-width: 480px;
}
.page-about .page-about__promise-contact {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 28px 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.page-about .page-about__promise-contact-label {
  display: block;
  font-size: 12px;
  color: var(--slate);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.page-about .page-about__promise-contact-value {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--paper);
  word-break: break-all;
}
.page-about .page-about__promise-contact-note {
  font-size: 13px;
  color: var(--slate);
  margin: 0;
  border-top: 1px dashed var(--line);
  padding-top: 16px;
}

@media (min-width: 640px) {
  .page-about .page-about__hero {
    padding: 72px 40px 60px;
    min-height: 480px;
  }
  .page-about .page-about__hero-title {
    font-size: 56px;
  }
  .page-about .page-about__hero-title .page-about__hero-title-line {
    font-size: 26px;
  }
  .page-about .page-about__why-grid {
    grid-template-columns: 2fr 1fr;
    gap: 40px;
  }
  .page-about .page-about__scale-strip {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-about .page-about__scale-item {
    border-bottom: none;
    border-left: 1px solid var(--line);
    padding: 28px 20px;
  }
  .page-about .page-about__scale-item:nth-child(1) {
    border-left: none;
  }
  .page-about .page-about__scale-item:nth-child(even) {
    border-left: 1px solid var(--line);
  }
  .page-about .page-about__scale-item:nth-last-child(-n+2) {
    border-bottom: none;
  }
  .page-about .page-about__team-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .page-about .page-about__promise-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .page-about .page-about__promise-item:last-child {
    grid-column: span 2;
  }
  .page-about .page-about__promise-contact {
    grid-template-columns: 1fr 1fr;
  }
  .page-about .page-about__promise-contact-note {
    grid-column: span 2;
  }
}

@media (min-width: 1080px) {
  .page-about .page-about__wrap {
    padding: 64px 48px 120px 40px;
    gap: 48px;
  }
  .page-about .page-about__side {
    position: sticky;
    top: 0;
    align-self: flex-start;
    display: block;
    width: 220px;
    flex-shrink: 0;
    height: 100vh;
    padding-top: 80px;
  }
  .page-about .page-about__side-inner {
    display: flex;
    flex-direction: column;
    gap: 4px;
    border-left: 1px solid var(--line);
    padding-left: 20px;
  }
  .page-about .page-about__side-label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--slate);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 12px;
  }
  .page-about .page-about__side-link {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--slate);
    text-decoration: none;
    padding: 8px 0 8px 12px;
    border-left: 3px solid transparent;
    transition: color 0.15s ease, border-color 0.15s ease;
    line-height: 1.3;
    margin-left: -21px;
    padding-left: 24px;
  }
  .page-about .page-about__side-link:hover {
    color: var(--neon);
  }
  .page-about .page-about__side-link.spy-is-active {
    color: var(--neon);
    border-left-color: var(--neon);
  }
  .page-about .page-about__side-status {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--slate);
    margin-top: 40px;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: 0.08em;
  }
  .page-about .page-about__timeline-wrap {
    padding-left: 40px;
  }
  .page-about .page-about__timeline-svg {
    width: 24px;
  }
  .page-about .page-about__timeline-item {
    padding-left: 28px;
  }
  .page-about .page-about__timeline-diamond {
    left: -28px;
  }
  .page-about .page-about__timeline-card {
    padding: 28px 32px;
  }
  .page-about .page-about__section-title {
    font-size: 34px;
  }
  .page-about .page-about__section {
    scroll-margin-top: 40px;
  }
  .page-about .page-about__scale-num {
    font-size: 48px;
  }
  .page-about .page-about__promise-item:last-child {
    grid-column: span 1;
  }
  .page-about .page-about__promise-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-about .page-about__promise-contact {
    grid-template-columns: 1fr 1fr 1fr;
    align-items: center;
  }
  .page-about .page-about__promise-contact-note {
    grid-column: span 1;
    border-top: none;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: 20px;
  }
}

@media (min-width: 1440px) {
  .page-about .page-about__hero {
    padding-left: calc((100vw - 1440px) / 2 + 80px);
  }
}