.page-about {
  --about-glow: rgba(124, 58, 237, 0.3);
  --about-cyan-soft: rgba(34, 211, 238, 0.12);
  --about-row-pad: clamp(0.8rem, 2vw, 1.15rem);
  overflow-x: clip;
  color: var(--white);
}

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

.page-about .section-head {
  display: grid;
  gap: 0.65rem;
  margin-bottom: clamp(1.6rem, 4vw, 2.8rem);
}

.page-about .section-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 10vw, 7rem);
  font-weight: 800;
  line-height: 0.75;
  color: transparent;
  -webkit-text-stroke: 1px var(--steel);
}

.page-about .section-title {
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.2vw, 3.4rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--white);
  text-wrap: balance;
}

/* Hero */
.page-about .about-hero {
  position: relative;
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(3rem, 7vw, 6rem);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 8% -8% auto auto;
  width: 42%;
  height: 64%;
  background: radial-gradient(circle, var(--about-glow), transparent 68%);
  pointer-events: none;
  z-index: -1;
}

.page-about .about-hero__copy {
  position: relative;
  z-index: 1;
}

.page-about .about-hero__title {
  max-width: 13ch;
  margin-block: 0.75rem 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 6.7rem);
  font-weight: 900;
  line-height: 0.93;
  letter-spacing: -0.035em;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-about .about-hero__title span {
  display: block;
  color: var(--cyan);
}

.page-about .about-hero__lead {
  max-width: 58ch;
  color: var(--mist);
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  line-height: 1.8;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.page-about .about-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.75rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  padding-left: 0.75rem;
  border-left: 2px solid var(--violet);
  color: var(--mist);
  font-size: 0.86rem;
}

.page-about .about-hero__facts .mono {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 1.45rem;
  font-weight: 600;
  line-height: 1;
}

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

.page-about .about-hero__frame {
  padding: 1px;
  background: linear-gradient(135deg, var(--cyan), var(--violet) 55%, var(--orange));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 42px), calc(100% - 42px) 100%, 0 100%);
}

.page-about .about-hero__frame img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 41px), calc(100% - 41px) 100%, 0 100%);
}

.page-about .about-hero__visual figcaption,
.page-about .about-catalog__map figcaption,
.page-about .about-process__media figcaption {
  margin-top: 0.85rem;
  color: var(--dim);
  font-size: 0.78rem;
  line-height: 1.6;
}

/* Coordinate */
.page-about .about-coord {
  padding-block: clamp(3rem, 7vw, 5.5rem);
}

.page-about .about-coord__head {
  margin-bottom: clamp(1.5rem, 3.5vw, 2.4rem);
}

.page-about .about-coord__grid {
  align-items: start;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-about .about-coord__intro p {
  margin-top: 0;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.85;
}

.page-about .about-coord__intro p + p {
  margin-top: 1rem;
}

.page-about .about-coord__panel {
  border-left: 3px solid var(--cyan);
}

.page-about .about-coord__list {
  display: grid;
  gap: 0.85rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-coord__list li {
  display: grid;
  grid-template-columns: 10px 1fr;
  gap: 0.65rem;
  align-items: start;
  color: var(--mist);
  font-size: 0.92rem;
  line-height: 1.65;
}

.page-about .about-coord__list .status-dot {
  margin-top: 0.45rem;
}

/* Timeline */
.page-about .about-timeline {
  padding-block: clamp(3rem, 7vw, 5.5rem);
  background: linear-gradient(180deg, var(--ink-2), rgba(14, 20, 36, 0.25));
  border-block: 1px solid var(--steel);
}

.page-about .about-timeline__axis {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  opacity: 0.95;
}

.page-about .about-timeline__track {
  display: grid;
  gap: 1rem;
}

.page-about .about-timeline__card {
  position: relative;
  padding: clamp(1.2rem, 3vw, 1.75rem);
  background: var(--ink);
  border: 1px solid var(--steel);
  border-top: 3px solid var(--violet);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-about .about-timeline__card:hover,
.page-about .about-timeline__card:focus-within {
  transform: translateY(-4px);
  border-color: var(--cyan);
  background: #0b1120;
}

.page-about .about-timeline__phase {
  margin: 0 0 0.55rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}

.page-about .about-timeline__card h3 {
  margin: 0 0 0.7rem;
  color: var(--white);
  font-size: 1.18rem;
  line-height: 1.35;
}

.page-about .about-timeline__card p:last-child {
  margin-bottom: 0;
  color: var(--mist);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* Catalog */
.page-about .about-catalog {
  position: relative;
  padding-block: clamp(3rem, 7vw, 6rem);
  background: radial-gradient(ellipse at 82% 0, rgba(124, 58, 237, 0.14), transparent 55%);
}

.page-about .about-catalog__intro {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: end;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-about .about-catalog__intro p {
  max-width: 64ch;
  color: var(--mist);
  line-height: 1.8;
}

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

.page-about .about-catalog__map img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--steel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-about .about-catalog__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.page-about .about-catalog__radio {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-about .about-catalog__filter {
  display: inline-flex;
  align-items: center;
  min-height: 2.4rem;
  padding: 0.45rem 0.95rem;
  color: var(--mist);
  font-size: 0.84rem;
  line-height: 1;
  background: var(--ink-2);
  border: 1px solid var(--steel);
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-about .about-catalog__filter:hover {
  color: var(--white);
  border-color: var(--cyan);
}

.page-about .about-catalog__radio:checked + .about-catalog__filter {
  color: var(--white);
  background: var(--violet);
  border-color: var(--violet);
}

.page-about .about-catalog__radio:focus-visible + .about-catalog__filter {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
}

.page-about .about-catalog__scroll {
  border: 1px solid var(--steel);
  background: var(--ink-2);
  overflow: auto;
}

.page-about .about-catalog__table {
  width: 100%;
  min-width: 780px;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.page-about .about-catalog__table caption {
  padding: 0.9rem 1rem;
  color: var(--dim);
  font-size: 0.78rem;
  text-align: left;
}

.page-about .about-catalog__table thead th {
  padding: 0.85rem 1rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-align: left;
  background: #10182a;
  border-bottom: 1px solid var(--cyan);
}

.page-about .about-catalog__table th,
.page-about .about-catalog__table td {
  padding: var(--about-row-pad) 1rem;
  vertical-align: top;
  border-bottom: 1px solid var(--steel);
}

.page-about .about-catalog__table tbody th {
  color: var(--white);
  font-weight: 600;
  text-align: left;
}

.page-about .about-catalog__table tbody td {
  color: var(--mist);
  line-height: 1.65;
}

.page-about .about-catalog__table tbody td.num {
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.92rem;
}

.page-about .about-catalog__table a {
  color: var(--lilac);
  text-decoration: none;
  border-bottom: 1px solid rgba(196, 181, 253, 0.35);
}

.page-about .about-catalog__table a:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-about .about-catalog__table a:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
}

.page-about .about-catalog__group th {
  padding: 0.7rem 1rem;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.04em;
  background: rgba(124, 58, 237, 0.22);
  border-bottom-color: var(--violet);
}

.page-about .catalog-row {
  transition: opacity 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-about .about-catalog__table tbody tr.catalog-row:hover {
  background: var(--about-cyan-soft);
}

.page-about .about-catalog__table tbody tr.catalog-row:hover th:first-child {
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-about .about-catalog__filters:has(#line-match:checked) ~ .about-catalog__scroll .catalog-row:not(.line-match),
.page-about .about-catalog__filters:has(#line-client:checked) ~ .about-catalog__scroll .catalog-row:not(.line-client),
.page-about .about-catalog__filters:has(#line-fee:checked) ~ .about-catalog__scroll .catalog-row:not(.line-fee),
.page-about .about-catalog__filters:has(#line-service:checked) ~ .about-catalog__scroll .catalog-row:not(.line-service) {
  opacity: 0.22;
}

/* Process */
.page-about .about-process {
  padding-block: clamp(3rem, 7vw, 5.5rem);
}

.page-about .about-process__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

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

.page-about .about-process__media img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--steel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 32px), calc(100% - 32px) 100%, 0 100%);
}

.page-about .about-process__steps {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-about .about-process__steps li {
  position: relative;
  display: grid;
  grid-template-columns: 2.3rem 1fr;
  gap: 0.85rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--steel);
  counter-increment: step;
}

.page-about .about-process__steps li::before {
  content: counter(step, decimal-leading-zero);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.6;
}

.page-about .about-process__steps h3 {
  margin: 0 0 0.3rem;
  color: var(--white);
  font-size: 1.02rem;
}

.page-about .about-process__steps p {
  grid-column: 2;
  margin: 0;
  color: var(--mist);
  font-size: 0.9rem;
  line-height: 1.75;
}

.page-about .about-process__note {
  margin: 1.25rem 0 0;
  padding: 0.9rem 1rem;
  color: var(--mist);
  font-size: 0.88rem;
  line-height: 1.75;
  background: var(--ink-2);
  border-left: 3px solid var(--orange);
}

.page-about .about-process__note a {
  color: var(--lilac);
}

.page-about .about-process__note a:hover {
  color: var(--cyan);
}

/* Network */
.page-about .about-network {
  padding-block: clamp(3rem, 7vw, 5.5rem);
  background: linear-gradient(180deg, rgba(14, 20, 36, 0.4), transparent);
  border-block: 1px solid var(--steel);
}

.page-about .about-network__intro {
  max-width: 70ch;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--mist);
  line-height: 1.8;
}

.page-about .about-network__grid {
  display: grid;
  gap: 1rem;
}

.page-about .about-network__card {
  position: relative;
  padding: 1.25rem;
  background: var(--ink-2);
  border: 1px solid var(--steel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-about .about-network__card:hover {
  transform: translateY(-3px);
  border-color: var(--cyan);
}

.page-about .about-network__num {
  display: block;
  margin-bottom: 1.4rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 2.1rem;
  font-weight: 600;
  line-height: 1;
}

.page-about .about-network__card h3 {
  margin: 0 0 0.5rem;
  color: var(--white);
  font-size: 1.02rem;
}

.page-about .about-network__card p {
  margin: 0;
  color: var(--mist);
  font-size: 0.86rem;
  line-height: 1.7;
}

.page-about .about-network__note {
  margin: 1.5rem 0 0;
  color: var(--mist);
  font-size: 0.9rem;
}

.page-about .about-network__note a {
  color: var(--lilac);
  border-bottom: 1px solid rgba(196, 181, 253, 0.35);
}

.page-about .about-network__note a:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* Belief */
.page-about .about-belief {
  padding-block: clamp(3rem, 7vw, 6rem);
}

.page-about .about-belief__panel {
  position: relative;
  overflow: hidden;
  padding: clamp(1.75rem, 5vw, 4rem);
  background:
    linear-gradient(135deg, rgba(255, 122, 26, 0.16), transparent 28%),
    linear-gradient(120deg, var(--violet-deep), #3b0f7a 48%, var(--ink-2));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 54px), calc(100% - 54px) 100%, 0 100%);
}

.page-about .about-belief__panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(115deg, transparent 0 42px, rgba(34, 211, 238, 0.08) 42px 43px);
  pointer-events: none;
}

.page-about .about-belief__title {
  position: relative;
  z-index: 1;
  max-width: 12ch;
  margin: 0.5rem 0 1rem;
  color: var(--white);
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.page-about .about-belief__text {
  position: relative;
  z-index: 1;
  max-width: 60ch;
  color: rgba(245, 247, 255, 0.86);
  font-size: 0.98rem;
  line-height: 1.85;
}

.page-about .about-belief__actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

@media (min-width: 720px) {
  .page-about .about-network__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-hero__frame img {
    aspect-ratio: 16 / 9;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
  }

  .page-about .about-hero__visual {
    align-self: end;
  }

  .page-about .about-coord__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  }

  .page-about .about-timeline__track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-about .about-timeline__card:nth-child(2) {
    margin-top: 2.2rem;
  }

  .page-about .about-catalog__intro {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.75fr);
  }

  .page-about .about-process__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .page-about .about-belief__panel {
    padding-inline: clamp(2.5rem, 6vw, 5rem);
  }
}

@media (max-width: 560px) {
  .page-about .about-hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .page-about .about-hero__actions .btn {
    justify-content: center;
  }

  .page-about .about-hero__facts {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.9rem;
  }

  .page-about .about-catalog__filter {
    flex: 1 1 auto;
    justify-content: center;
  }

  .page-about .about-belief__panel {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-timeline__card,
  .page-about .about-network__card,
  .page-about .catalog-row,
  .page-about .about-catalog__filter {
    transition: none;
  }

  .page-about .about-timeline__card:hover,
  .page-about .about-timeline__card:focus-within,
  .page-about .about-network__card:hover {
    transform: none;
  }
}
</main>