.page-about {
  --about-rail: 208px;
  --about-top: 132px;
  background: var(--mist);
  color: var(--black);
  font-family: var(--f-body);
  overflow-x: clip;
}

.page-about [id] {
  scroll-margin-top: 128px;
}

.page-about .num {
  font-family: var(--f-num);
  color: var(--orange);
  font-weight: 700;
}

/* ---------- Hero ---------- */

.page-about .about-hero {
  position: relative;
  padding: clamp(22px, 4vw, 40px) 0 clamp(36px, 6vw, 76px);
  background: linear-gradient(158deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--paper);
  overflow: hidden;
  isolation: isolate;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 52px 52px;
  z-index: -1;
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: 42%;
  height: 165%;
  background: linear-gradient(180deg, var(--tint-jade) 0%, transparent 68%);
  transform: skewX(-15deg);
  z-index: -1;
  pointer-events: none;
}

.page-about .about-hero__crumb {
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-about .about-hero__panel {
  position: relative;
  padding: clamp(20px, 3.2vw, 42px) clamp(18px, 3vw, 40px);
  border-left: 3px solid var(--orange);
  background: rgba(255, 255, 255, .035);
  max-width: 900px;
}

.page-about .about-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--jade);
}

.page-about .about-hero__pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--jade);
  box-shadow: 0 0 0 4px var(--tint-jade);
  flex: none;
}

.page-about .about-hero h1 {
  margin: 0 0 18px;
  font-family: var(--f-display);
  font-size: clamp(29px, 5.4vw, 58px);
  line-height: 1.14;
  letter-spacing: -.02em;
  font-weight: 800;
}

.page-about .about-hero__lead {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .78);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 2.8vw, 30px);
}

.page-about .about-hero__stats {
  list-style: none;
  margin: clamp(30px, 4.4vw, 54px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule-light);
  border: 1px solid var(--rule-light);
}

.page-about .about-hero__stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 14px;
  background: rgba(16, 27, 51, .82);
}

.page-about .about-hero__statnum {
  font-size: 22px;
  line-height: 1.1;
}

.page-about .about-hero__statlabel {
  font-size: 12px;
  line-height: 1.6;
  color: var(--grey);
}

@media (min-width: 720px) {
  .page-about .about-hero__stats {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-about .about-hero__statnum {
    font-size: 26px;
  }
}

/* ---------- TOC ---------- */

.page-about .about-toc {
  background: var(--ink-deep);
  border-bottom: 1px solid var(--rule-light);
}

.page-about .about-toc__inner {
  display: flex;
  align-items: center;
  gap: 18px;
  padding-top: 12px;
  padding-bottom: 12px;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-about .about-toc__inner::-webkit-scrollbar {
  display: none;
}

.page-about .about-toc__label {
  flex: none;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--grey);
}

.page-about .about-toc__list {
  list-style: none;
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.page-about .about-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  color: rgba(255, 255, 255, .72);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 999px;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-about .about-toc__link:hover,
.page-about .about-toc__link:focus-visible {
  color: var(--paper);
  border-color: var(--rule-light);
}

.page-about .about-toc__link[aria-current="true"] {
  color: var(--paper);
  background: var(--tint-orange);
  border-color: rgba(255, 107, 53, .5);
}

.page-about .about-toc__no {
  font-family: var(--f-num);
  font-size: 11px;
  color: var(--orange);
}

/* ---------- Section shell ---------- */

.page-about .about-sec {
  position: relative;
  padding: clamp(48px, 7vw, 104px) 0;
}

.page-about .about-sec--dark {
  background: var(--ink);
  color: var(--paper);
}

.page-about .about-sec--dark::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 34%;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), transparent);
  transform: skewX(-15deg);
  transform-origin: left bottom;
}

.page-about .about-sec--light {
  background: var(--mist);
  color: var(--black);
}

.page-about .about-sec__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-about .about-sec__no {
  font-family: var(--f-num);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--orange);
}

.page-about .about-sec__head h2 {
  margin: 0;
  font-family: var(--f-display);
  font-size: clamp(26px, 4.2vw, 44px);
  line-height: 1.16;
  letter-spacing: -.02em;
  font-weight: 800;
}

.page-about .about-sec__sub {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--grey);
}

.page-about .about-sec--dark .about-sec__sub {
  color: rgba(255, 255, 255, .66);
}

@media (min-width: 900px) {
  .page-about .about-sec__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.7fr);
    align-items: end;
    column-gap: 44px;
  }

  .page-about .about-sec__no {
    grid-row: 2;
  }
}

/* ---------- 01 Journey ---------- */

.page-about .about-journey__grid {
  display: grid;
  gap: clamp(26px, 3.4vw, 40px);
}

.page-about .about-journey__rail {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-about .about-journey__railtitle {
  margin: 0;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--grey);
}

.page-about .about-journey__years {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  display: grid;
  gap: 16px;
}

.page-about .about-journey__years::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--orange), var(--jade));
  transform: skewX(-15deg);
  transform-origin: top;
}

.page-about .about-journey__years li {
  position: relative;
}

.page-about .about-journey__years li::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 3px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 2px solid var(--orange);
  background: var(--mist);
}

.page-about .about-journey__years li:last-child::before {
  border-color: var(--jade-deep);
  background: var(--jade);
}

.page-about .about-journey__years a {
  font-family: var(--f-num);
  font-size: 15px;
  font-weight: 700;
  color: var(--grey);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-about .about-journey__years a:hover,
.page-about .about-journey__years a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--orange);
}

.page-about .about-journey__art {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--rule-ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%);
}

.page-about .about-journey__body {
  display: grid;
  gap: 16px;
}

.page-about .jcard {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--paper);
  border: 1px solid var(--rule-ink);
  border-left: 4px solid var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%);
}

.page-about .jcard__year {
  margin: 0 0 8px;
  font-size: 20px;
  letter-spacing: .06em;
}

.page-about .jcard h3 {
  margin: 0 0 10px;
  font-family: var(--f-display);
  font-size: 19px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--ink);
}

.page-about .jcard p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--black);
}

.page-about .jcard__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

@media (min-width: 900px) {
  .page-about .about-journey__grid {
    grid-template-columns: var(--about-rail) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-about .about-journey__rail {
    position: sticky;
    top: var(--about-top);
  }
}

/* ---------- 02 Audience ---------- */

.page-about .audience__grid {
  display: grid;
  gap: 16px;
}

.page-about .audience__card {
  position: relative;
  padding: 22px 20px 24px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid var(--rule-light);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%);
  transition: background-color .24s var(--ease), border-color .24s var(--ease);
}

.page-about .audience__card:hover {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(46, 196, 182, .45);
}

.page-about .audience__idx {
  margin: 0 0 14px;
  font-family: var(--f-num);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-about .audience__card h3 {
  margin: 0 0 10px;
  font-family: var(--f-display);
  font-size: 17px;
  line-height: 1.45;
  font-weight: 700;
}

.page-about .audience__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .72);
}

@media (min-width: 700px) {
  .page-about .audience__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 26px;
  }

  .page-about .audience__card:nth-child(even) {
    margin-top: 34px;
  }
}

/* ---------- 03 Process ---------- */

.page-about .process__grid {
  display: grid;
  gap: clamp(26px, 3.4vw, 44px);
}

.page-about .process__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: step;
}

.page-about .pstep {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 18px 20px;
  background: var(--paper);
  border: 1px solid var(--rule-ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%);
  transition: border-color .22s var(--ease), background-color .22s var(--ease);
}

.page-about .pstep:hover {
  border-color: var(--orange);
  background: #FFF9F6;
}

.page-about .pstep__no {
  font-size: 15px;
  letter-spacing: .08em;
  line-height: 1.6;
}

.page-about .pstep__body h3 {
  margin: 0 0 6px;
  font-family: var(--f-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-about .pstep__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--black);
}

.page-about .process__figure {
  margin: 0;
}

.page-about .process__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--rule-ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%);
}

.page-about .process__cap {
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--grey);
}

@media (min-width: 900px) {
  .page-about .process__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-about .process__figure {
    position: sticky;
    top: var(--about-top);
  }
}

/* ---------- 04 Team ---------- */

.page-about .team__grid {
  display: grid;
  gap: clamp(26px, 3.4vw, 44px);
}

.page-about .team__figure {
  margin: 0;
}

.page-about .team__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--rule-light);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%);
}

.page-about .team__cards {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-about .tcard {
  background: rgba(255, 255, 255, .05);
  border: 1px solid var(--rule-light);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%);
}

.page-about .tcard[open] {
  background: rgba(46, 196, 182, .09);
  border-color: rgba(46, 196, 182, .4);
}

.page-about .tcard__sum {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-about .tcard__sum:focus-visible {
  outline: 2px solid var(--jade);
  outline-offset: -2px;
}

.page-about .tcard__name {
  font-family: var(--f-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .tcard__meta {
  position: relative;
  flex: none;
  padding-right: 24px;
  font-family: var(--f-num);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--jade);
}

.page-about .tcard__meta::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--f-num);
  font-size: 17px;
  line-height: 1;
  color: var(--orange);
  transition: transform .24s var(--ease);
}

.page-about .tcard[open] .tcard__meta::after {
  content: "–";
  transform: translateY(-50%) rotate(180deg);
}

.page-about .tcard__body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--rule-light);
  padding-top: 14px;
}

.page-about .tcard__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .74);
}

@media (min-width: 900px) {
  .page-about .team__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
    align-items: start;
  }

  .page-about .team__figure {
    position: sticky;
    top: var(--about-top);
  }
}

/* ---------- 05 Region ---------- */

.page-about .region__grid {
  display: grid;
  gap: clamp(26px, 3.4vw, 44px);
}

.page-about .region__text p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--black);
  max-width: 58ch;
}

.page-about .region__note {
  display: inline-block;
  margin-top: 4px;
  padding: 7px 14px;
  font-family: var(--f-num);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink);
  background: var(--tint-jade);
  border-left: 3px solid var(--jade-deep);
}

.page-about .region__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule-ink);
  border: 1px solid var(--rule-ink);
}

.page-about .region__fact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 16px;
  background: var(--paper);
}

.page-about .region__num {
  font-size: 25px;
  line-height: 1.1;
}

.page-about .region__label {
  font-size: 12px;
  line-height: 1.65;
  color: var(--grey);
}

@media (min-width: 900px) {
  .page-about .region__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
    gap: 56px;
  }
}

/* ---------- 06 Sources ---------- */

.page-about .sources__grid {
  display: grid;
  gap: 16px;
}

.page-about .source__card {
  padding: 22px 20px 24px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid var(--rule-light);
  border-top: 3px solid var(--jade);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%);
}

.page-about .source__tag {
  margin-bottom: 14px;
}

.page-about .source__card h3 {
  margin: 0 0 10px;
  font-family: var(--f-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-about .source__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(255, 255, 255, .72);
}

.page-about .sources__foot {
  margin: clamp(26px, 3.4vw, 40px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--rule-light);
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255, 255, 255, .68);
  max-width: 70ch;
}

@media (min-width: 760px) {
  .page-about .sources__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-about .source__card:nth-child(2) {
    margin-top: 28px;
  }

  .page-about .source__card:nth-child(3) {
    margin-top: 56px;
  }
}

/* ---------- CTA ---------- */

.page-about .about-cta {
  padding: clamp(44px, 6vw, 84px) 0;
  background: linear-gradient(140deg, var(--mist) 0%, #E9EEF6 100%);
}

.page-about .about-cta__inner {
  display: grid;
  gap: 24px;
}

.page-about .about-cta h2 {
  margin: 0 0 10px;
  font-family: var(--f-display);
  font-size: clamp(23px, 3.2vw, 34px);
  line-height: 1.2;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--ink);
}

.page-about .about-cta__text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--black);
  max-width: 52ch;
}

.page-about .about-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

@media (min-width: 900px) {
  .page-about .about-cta__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 48px;
  }

  .page-about .about-cta__links {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about * {
    transition-duration: .01ms !important;
  }
}
</main>