.about-page main { overflow: hidden; }

.about-hero {
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(440px, 1.1fr);
  align-items: center;
  gap: clamp(48px, 8vw, 112px);
  padding-top: 128px;
  padding-bottom: 88px;
}

.about-hero__copy h1 {
  max-width: 11ch;
  margin: 26px 0 30px;
  font-size: clamp(4rem, 7.4vw, 7.1rem);
}

.about-hero__copy > p:not(.overline) {
  max-width: 56ch;
  color: var(--paper-soft);
  font-size: clamp(1rem, 1.35vw, 1.18rem);
  line-height: 1.75;
}

.about-hero__copy .btn { margin-top: 38px; }

.about-hero__visual {
  min-height: 670px;
  position: relative;
}

.about-hero__visual::before {
  content: "";
  position: absolute;
  inset: 8% 6% 8% 9%;
  border: 1px solid var(--line);
}

.about-hero__image {
  position: absolute;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--ink-soft);
}

.about-hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.72) contrast(1.06);
}

.about-hero__image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 62%, rgba(7, 8, 7, 0.82));
}

.about-hero__image figcaption {
  position: absolute;
  z-index: 1;
  inset: auto 18px 16px;
  color: var(--paper);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.about-hero__image--halcyon { inset: 8% 0 20% 12%; }
.about-hero__image--aether { width: 48%; height: 42%; inset: auto auto 2% 0; }

.about-hero__note {
  position: absolute;
  right: -15px;
  bottom: 5%;
  color: var(--faint);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.61rem;
  letter-spacing: 0.14em;
  line-height: 1.65;
  text-align: right;
}

.about-definition,
.about-work,
.about-paths,
.about-boundary {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: clamp(56px, 10vw, 152px);
  padding-top: clamp(100px, 12vw, 160px);
  padding-bottom: clamp(100px, 12vw, 160px);
  border-top: 1px solid var(--line);
}

.about-definition h2,
.about-work h2,
.about-paths h2,
.about-boundary h2 {
  max-width: 760px;
  margin-bottom: 34px;
  font-size: clamp(3rem, 5.7vw, 5.8rem);
}

.about-definition p:not(.overline),
.about-paths__head > p:not(.overline),
.about-boundary__copy p {
  max-width: 64ch;
  margin-bottom: 22px;
  color: var(--paper-soft);
  font-size: 1rem;
  line-height: 1.85;
}

.about-definition__links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 30px;
  margin-top: 34px;
}

.name-note {
  display: grid;
  grid-template-columns: minmax(180px, 0.45fr) 1.55fr;
  align-items: center;
  gap: clamp(40px, 8vw, 120px);
  margin-top: 18px;
  margin-bottom: 18px;
  padding-top: clamp(68px, 8vw, 104px);
  padding-bottom: clamp(68px, 8vw, 104px);
  border-top: 1px solid var(--signal);
  border-bottom: 1px solid var(--signal);
}

.name-note__mark {
  color: var(--signal);
  font-family: "Newsreader", Georgia, serif;
  font-size: clamp(9rem, 18vw, 16rem);
  line-height: 0.65;
  text-align: center;
}

.name-note h2 {
  margin: 20px 0 24px;
  font-size: clamp(3rem, 5.8vw, 5.8rem);
}

.name-note__copy > p:not(.overline) {
  max-width: 63ch;
  color: var(--paper-soft);
  font-size: 1.03rem;
  line-height: 1.8;
}

.name-note strong { color: var(--signal); }

.about-work__head h2 { max-width: 540px; margin-top: 24px; }
.about-work__steps { list-style: none; border-top: 1px solid var(--line-strong); }
.about-work__steps li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 24px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}
.about-work__steps span { color: var(--signal); font-family: "IBM Plex Mono", monospace; font-size: 0.66rem; }
.about-work__steps h3 { margin-bottom: 11px; font-family: "Manrope", sans-serif; font-size: 1.08rem; font-weight: 700; line-height: 1.35; letter-spacing: -0.02em; }
.about-work__steps p { max-width: 54ch; color: var(--muted); font-size: 0.9rem; line-height: 1.75; }

.about-paths { border-top-color: var(--signal); }
.about-paths__head h2 { margin: 24px 0 30px; }
.about-paths__list {
  margin: 0;
  border-top: 1px solid var(--line-strong);
  list-style: none;
}
.about-paths__list li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 24px;
  padding: 32px 0 34px;
  border-bottom: 1px solid var(--line);
}
.about-paths__list li > span {
  color: var(--signal);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.66rem;
}
.about-paths__list h3 {
  margin-bottom: 12px;
  font-family: "Newsreader", Georgia, serif;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 500;
  line-height: 1.05;
}
.about-paths__list p {
  max-width: 61ch;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.75;
}
.about-paths__list .text-link { margin-top: 20px; }

.about-boundary__copy { padding-top: 16px; }

.about-cta { background: var(--signal); color: var(--signal-ink); }
.about-cta__inner { padding-top: clamp(90px, 11vw, 148px); padding-bottom: clamp(90px, 11vw, 148px); text-align: center; }
.about-cta .overline { color: #4a552b; }
.about-cta h2 { max-width: 880px; margin: 24px auto 20px; font-size: clamp(3.5rem, 7vw, 7rem); }
.about-cta__inner > p:not(.overline, .signup__note, .signup__privacy) { color: #343a24; }
.about-cta .btn--primary { min-height: 58px; background: var(--signal-ink); color: var(--paper); }
.about-cta .btn--primary:hover { background: #202714; }
.about-cta .signup__note { color: var(--signal-ink); }
.about-cta .signup__privacy { color: #4d572f; }

@media (max-width: 980px) {
  .about-hero { grid-template-columns: 1fr; min-height: auto; padding-top: 160px; }
  .about-hero__copy { max-width: 760px; }
  .about-hero__visual { min-height: 680px; }
  .about-definition, .about-work, .about-paths, .about-boundary { grid-template-columns: 1fr; gap: 44px; }
  .about-work__head h2 { max-width: 760px; }
}

@media (max-width: 720px) {
  .about-hero { padding-top: 126px; padding-bottom: 76px; }
  .about-hero__copy h1 { font-size: clamp(3.45rem, 16vw, 5.3rem); }
  .about-hero__visual { min-height: 500px; }
  .about-hero__image--halcyon { inset: 6% 0 18% 8%; }
  .about-hero__image--aether { width: 54%; height: 39%; }
  .about-hero__note { display: none; }
  .name-note { grid-template-columns: 1fr; gap: 42px; }
  .name-note__mark { text-align: left; }
  .about-definition__links { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 420px) {
  .about-hero__visual { min-height: 420px; }
  .about-work__steps li { grid-template-columns: 42px 1fr; }
}