.page-about {
  --about-pad: 1.25rem;
  --about-max: 1320px;
  position: relative;
  background: var(--bg-deep);
  color: var(--text-main);
  overflow-x: clip;
  font-family: var(--font-body);
}

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

.page-about a {
  color: inherit;
}

.page-about .about-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  max-width: var(--about-max);
  margin-inline: auto;
  padding: 1.25rem var(--about-pad) 0;
}

.page-about .about-topline__meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.page-about .about-hero {
  position: relative;
  max-width: var(--about-max);
  margin-inline: auto;
  padding: 3rem var(--about-pad) 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(57, 255, 20, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 82%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 82%);
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  top: 5.5rem;
  right: 0;
  width: 34%;
  max-width: 320px;
  height: 6px;
  background: linear-gradient(90deg, transparent, var(--accent));
  transform: skewX(-35deg);
  opacity: 0.7;
  pointer-events: none;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.page-about .about-hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.35rem, 8vw, 5.4rem);
  line-height: 0.95;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  max-width: 13em;
  margin: 0.4rem 0 1.2rem;
  color: var(--text-main);
  transform: skewX(-4deg);
  transform-origin: left center;
  text-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.page-about .about-hero__lead {
  max-width: 40rem;
  color: var(--text-sub);
  font-size: clamp(1rem, 2vw, 1.12rem);
  line-height: 1.7;
  margin: 0;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.6rem;
}

.page-about .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  line-height: 1;
  border: 0;
  padding: 0.85rem 1.25rem;
  font-weight: 600;
  font-family: var(--font-body);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.page-about .btn-accent {
  background: var(--primary);
  color: var(--bg-deep);
  transform: skewX(-5deg);
}

.page-about .btn-ghost {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--text-sub);
  transform: skewX(-5deg);
}

.page-about .btn:hover,
.page-about .btn:focus-visible {
  transform: skewX(-5deg) translateY(-3px);
  box-shadow: var(--glow-green);
}

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

.page-about .section-head {
  margin: 0 0 2rem;
}

.page-about .section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.6rem;
}

.page-about .section-kicker::before {
  content: "";
  width: 20px;
  height: 3px;
  background: var(--accent);
  transform: skewX(-20deg);
}

.page-about .section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1;
  margin: 0;
  color: var(--text-main);
  text-transform: uppercase;
  transform: skewX(-4deg);
  transform-origin: left center;
}

.page-about .section-desc {
  max-width: 58rem;
  margin: 1rem 0 0;
  color: var(--text-sub);
  line-height: 1.6;
}

.page-about .about-journey {
  max-width: var(--about-max);
  margin-inline: auto;
  padding: 2.5rem var(--about-pad) 4rem;
}

.page-about .about-journey .section-head::after {
  content: "";
  display: block;
  margin-top: 1rem;
  width: 64px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: skewX(-20deg);
}

.page-about .journey-topline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 2rem 0 2.25rem;
  align-items: stretch;
}

.page-about .journey-topline__img {
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
  background: var(--bg-panel);
}

.page-about .journey-topline__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-about .journey-topline__fact {
  background: var(--bg-panel);
  border-top: 2px solid var(--primary);
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--text-sub);
  text-transform: uppercase;
}

.page-about .journey-topline__fact strong {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--accent);
  line-height: 1;
}

.page-about .journey-timeline {
  position: relative;
  margin-top: 2rem;
}

.page-about .journey-timeline::before {
  content: "";
  position: absolute;
  left: 23px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--primary), rgba(57, 255, 20, 0.1) 70%, transparent);
  transform: skewX(-12deg);
  transform-origin: top center;
  opacity: 0.6;
}

.page-about .journey-item {
  position: relative;
  border-bottom: 1px solid rgba(136, 146, 176, 0.15);
  padding: 0 0 1.2rem;
  margin-bottom: 1.1rem;
}

.page-about .journey-summary {
  list-style: none;
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 0.9rem;
  align-items: center;
  cursor: pointer;
  padding: 0.4rem 0;
  background: transparent;
  border: 0;
}

.page-about .journey-summary::-webkit-details-marker {
  display: none;
}

.page-about .journey-node {
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: var(--bg-deep);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  display: grid;
  place-items: center;
  transform: skewX(-8deg);
  box-shadow: 0 0 16px rgba(57, 255, 20, 0.35);
  justify-self: start;
  grid-column: 1;
}

.page-about .journey-body {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.page-about .tag {
  align-self: flex-start;
}

.page-about .tag-accent {
  background: var(--accent);
  color: var(--bg-deep);
}

.page-about .journey-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  line-height: 1.1;
  color: var(--text-main);
  margin: 0;
  transform: skewX(-3deg);
}

.page-about .journey-brief {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.page-about .journey-cue {
  font-family: var(--font-mono);
  color: var(--primary);
  font-size: 1.1rem;
  align-self: center;
}

.page-about .journey-cue::before {
  content: "+";
}

.page-about .journey-item[open] .journey-cue::before {
  content: "−";
}

.page-about .journey-panel {
  margin: 0.9rem 0 0.4rem 60px;
  padding: 1.1rem 1.2rem;
  background: rgba(17, 34, 64, 0.6);
  border-left: 2px solid var(--accent);
  border-radius: 0 10px 10px 0;
}

.page-about .journey-panel p {
  margin: 0 0 0.8rem;
  color: var(--text-sub);
  line-height: 1.7;
  font-size: 0.95rem;
}

.page-about .journey-panel ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.8;
}

.page-about .about-mission {
  padding: 3.5rem var(--about-pad) 4.5rem;
}

.page-about .about-mission__inner {
  --slant: 24px;
  position: relative;
  overflow: hidden;
  max-width: var(--about-max);
  margin-inline: auto;
  background: linear-gradient(135deg, var(--bg-panel), var(--bg-block));
  clip-path: polygon(0 0, calc(100% - var(--slant)) 0, 100% var(--slant), 100% 100%, var(--slant) 100%, 0 calc(100% - var(--slant)));
  padding: 2rem 1.5rem 2.25rem;
}

.page-about .about-mission__inner::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--primary), transparent);
}

.page-about .about-mission__copy h2 {
  margin-bottom: 1.2rem;
}

.page-about .about-mission__lead {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  color: var(--primary);
  margin: 0 0 0.8rem;
  line-height: 1.1;
}

.page-about .about-mission__copy p:not(.about-mission__lead) {
  color: var(--text-sub);
  line-height: 1.75;
  max-width: 46rem;
}

.page-about .about-mission__copy .btn {
  margin-top: 1.4rem;
}

.page-about .about-mission__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin-top: 2rem;
}

.page-about .about-stat {
  background: rgba(10, 25, 47, 0.55);
  border: 1px solid rgba(136, 146, 176, 0.14);
  padding: 1.1rem 0.9rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
  border-top: 2px solid var(--primary);
  transform: skewY(-1deg);
}

.page-about .about-stat__num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  color: var(--primary);
  line-height: 1;
}

.page-about .about-stat:nth-child(n+3) {
  border-top-color: var(--accent);
}

.page-about .about-stat__label {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.page-about .about-tech {
  background:
    linear-gradient(120deg, rgba(57, 255, 20, 0.05) 0%, transparent 30%),
    var(--bg-panel);
  padding: 4.5rem var(--about-pad) 5rem;
}

.page-about .about-tech__inner {
  max-width: var(--about-max);
  margin-inline: auto;
}

.page-about .about-tech__grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.page-about .tech-visual__frame {
  position: relative;
  overflow: hidden;
  background: var(--bg-block);
  border: 1px solid rgba(57, 255, 20, 0.22);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.page-about .tech-visual__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.page-about .tech-visual__caption {
  display: block;
  margin-top: 0.7rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.page-about .tech-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: tech;
}

.page-about .tech-step {
  position: relative;
  padding: 0 0 1.4rem 2rem;
  border-left: 2px solid rgba(57, 255, 20, 0.35);
  margin-left: 0.65rem;
}

.page-about .tech-step:last-child {
  border-left-color: transparent;
}

.page-about .tech-step::before {
  content: counter(tech);
  counter-increment: tech;
  position: absolute;
  left: -16px;
  top: 0;
  width: 32px;
  height: 32px;
  background: var(--accent);
  color: var(--bg-deep);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8rem;
  display: grid;
  place-items: center;
  transform: skewX(-8deg);
}

.page-about .tech-step h3 {
  margin: 0.15rem 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--text-main);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.page-about .tech-step p {
  margin: 0;
  color: var(--text-sub);
  line-height: 1.6;
  font-size: 0.93rem;
  max-width: 42rem;
}

.page-about .tech-year {
  display: inline-flex;
  background: rgba(255, 107, 53, 0.14);
  color: var(--accent);
  border: 1px solid rgba(255, 107, 53, 0.4);
  padding: 0.15rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  transform: skewX(-6deg);
}

.page-about .about-users {
  padding: 4.5rem var(--about-pad) 5rem;
}

.page-about .about-users__inner {
  max-width: var(--about-max);
  margin-inline: auto;
}

.page-about .about-users__grid {
  display: grid;
  gap: 2.5rem;
  margin-top: 2.2rem;
}

.page-about .about-users__copy p {
  color: var(--text-sub);
  line-height: 1.75;
  max-width: 48rem;
}

.page-about .users-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
}

.page-about .users-facts li {
  background: rgba(17, 34, 64, 0.6);
  border-left: 2px solid var(--primary);
  padding: 0.75rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.page-about .users-facts li:nth-child(3n+1) {
  border-left-color: var(--accent);
}

.page-about .users-facts__key {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.page-about .users-facts__val {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--text-main);
}

.page-about .about-users__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.8rem;
}

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

.page-about .users-map-frame {
  position: relative;
  background: rgba(17, 34, 64, 0.85);
  border: 1px solid rgba(255, 107, 53, 0.5);
  padding: 0.85rem;
  transform: rotate(-1.4deg);
  box-shadow: var(--shadow-card);
}

.page-about .users-map-frame::after {
  content: "";
  position: absolute;
  inset: -14px;
  border: 1px solid rgba(57, 255, 20, 0.22);
  pointer-events: none;
}

.page-about .users-map-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 12 / 7;
  border: 1px solid rgba(136, 146, 176, 0.2);
}

.page-about .users-map-tag {
  position: absolute;
  top: -0.7rem;
  right: 1rem;
  background: var(--accent);
  color: var(--bg-deep);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  padding: 0.28rem 0.6rem;
  transform: skewX(-6deg);
  z-index: 1;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

@media (min-width: 900px) {
  .page-about {
    --about-pad: 3rem;
  }

  .page-about .about-hero {
    min-height: 72vh;
    padding-top: 4rem;
  }

  .page-about .about-hero__inner {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    gap: 3rem;
    align-items: center;
  }

  .page-about .about-hero__aside {
    display: grid;
    grid-template-rows: 1fr auto;
    align-self: stretch;
    padding: 1.5rem 0 1.5rem 1.5rem;
    border-left: 2px solid rgba(57, 255, 20, 0.35);
    box-shadow: inset -34px 0 34px -34px rgba(57, 255, 20, 0.25);
  }

  .page-about .hero-aside__stripe {
    width: 100%;
    height: 100%;
    background:
      repeating-linear-gradient(135deg, rgba(57, 255, 20, 0.14) 0 2px, transparent 2px 14px),
      linear-gradient(160deg, transparent 12%, rgba(255, 107, 53, 0.16) 84%);
    clip-path: polygon(8% 0, 100% 8%, 92% 100%, 0 92%);
  }

  .page-about .hero-aside__data {
    display: flex;
    gap: 0.9rem;
    flex-wrap: wrap;
    margin-top: 1.2rem;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
  }

  .page-about .hero-aside__data span:nth-child(2) {
    color: var(--accent);
  }

  .page-about .hero-aside__data span:nth-child(4) {
    color: var(--primary);
  }

  .page-about .journey-topline {
    grid-template-columns: 1fr 8.5rem;
    gap: 1.25rem;
  }

  .page-about .journey-summary {
    grid-template-columns: 60px 1fr auto;
  }

  .page-about .journey-node {
    width: 60px;
    height: 60px;
    font-size: 0.9rem;
  }

  .page-about .journey-timeline::before {
    left: 29px;
  }

  .page-about .journey-panel {
    margin-left: 74px;
  }

  .page-about .about-mission__inner {
    display: grid;
    grid-template-columns: 1.2fr 0.95fr;
    gap: 2.5rem;
    align-items: center;
    padding: 3rem 3rem;
  }

  .page-about .about-mission__stats {
    margin-top: 0;
  }

  .page-about .about-tech__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 3rem;
    align-items: start;
  }

  .page-about .about-users__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 3rem;
    align-items: center;
  }
}

@media (min-width: 1200px) {
  .page-about .about-hero h1 {
    font-size: 5.4rem;
  }

  .page-about .about-hero__lead {
    max-width: 44rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about *,
  .page-about *::before,
  .page-about *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}