.page-contact {
  --ct-radius: 18px;
  --ct-radius-lg: 26px;
  --ct-gap: clamp(16px, 3vw, 28px);
  background: var(--ash);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .crumbs {
  padding-top: clamp(14px, 2.4vw, 24px);
}

.page-contact a:focus-visible,
.page-contact .btn:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

/* ---------- hero ---------- */
.page-contact .ct-hero {
  padding: clamp(18px, 3vw, 34px) 0 clamp(26px, 4vw, 48px);
}

.page-contact .ct-hero__grid {
  display: grid;
  gap: var(--ct-gap);
  align-items: start;
}

.page-contact .ct-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--vermilion);
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-contact .ct-kicker::before {
  content: "";
  width: 26px;
  height: 3px;
  background: var(--vermilion);
}

.page-contact .ct-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7vw, 62px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--ink-green);
}

.page-contact .ct-hero__text {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-contact .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  border: 2px solid transparent;
  transition: transform 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-contact .btn--accent {
  background: var(--vermilion);
  color: var(--paper);
}

.page-contact .btn--accent:hover {
  transform: translateY(-2px);
  background: var(--red-deep);
}

.page-contact .btn--ghost {
  border-color: rgba(18, 42, 34, 0.34);
  color: var(--ink-green);
  background: transparent;
}

.page-contact .btn--ghost:hover {
  transform: translateY(-2px);
  background: rgba(18, 42, 34, 0.06);
}

.page-contact .ct-hero__aside .figure-frame {
  border-radius: var(--ct-radius-lg);
  overflow: hidden;
  background: var(--paper);
}

/* ---------- shared section head ---------- */
.page-contact .ct-sec {
  padding: clamp(26px, 4.4vw, 56px) 0;
}

.page-contact .ct-sec__head {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 8px 14px;
  align-items: start;
  margin-bottom: clamp(18px, 3vw, 30px);
  padding-bottom: 14px;
  border-bottom: 2px solid rgba(18, 42, 34, 0.14);
}

.page-contact .ct-sec__num {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--vermilion);
  border: 1px solid rgba(215, 65, 47, 0.5);
  border-radius: 6px;
  padding: 3px 0;
  text-align: center;
}

.page-contact .ct-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 4.4vw, 38px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--ink-green);
}

.page-contact .ct-sec__aside {
  grid-column: 2;
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--iron);
  max-width: 64ch;
}

.page-contact .ct-sub {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 22px);
  line-height: 1.2;
  color: var(--ink-green);
}

/* ---------- 01 cooperation ---------- */
.page-contact .ct-coop {
  display: grid;
  gap: var(--ct-gap);
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .ct-coop__card {
  position: relative;
  background: var(--paper);
  border-radius: var(--ct-radius);
  padding: clamp(20px, 3vw, 26px);
  border-top: 5px solid rgba(18, 42, 34, 0.2);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-contact .ct-coop__card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(18, 42, 34, 0.14);
}

.page-contact .ct-coop__card--media {
  border-top-color: var(--vermilion);
}

.page-contact .ct-coop__card--youth {
  border-top-color: var(--signal);
}

.page-contact .ct-coop__card--city {
  border-top-color: var(--cyan);
}

.page-contact .tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 3px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
}

.page-contact .tag--red {
  background: rgba(215, 65, 47, 0.14);
  color: var(--red-deep);
}

.page-contact .tag--yellow {
  background: rgba(245, 197, 24, 0.3);
  color: #6b5300;
}

.page-contact .tag--cyan {
  background: rgba(31, 191, 164, 0.18);
  color: #0d6b5b;
}

.page-contact .tag--violet {
  background: rgba(122, 90, 248, 0.16);
  color: #4b32b3;
}

.page-contact .ct-coop__name {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 25px);
  line-height: 1.15;
  color: var(--ink-green);
}

.page-contact .ct-coop__text {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .ct-coop__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-contact .ct-coop__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--iron);
}

.page-contact .ct-coop__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  background: var(--ink-green);
  transform: rotate(45deg);
  opacity: 0.6;
}

.page-contact .ct-coop__link {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink-green);
  text-decoration: none;
  border-bottom: 2px solid var(--signal);
  padding-bottom: 2px;
}

.page-contact .ct-coop__link:hover {
  color: var(--vermilion);
  border-bottom-color: var(--vermilion);
}

/* ---------- 02 channels ---------- */
.page-contact .ct-sec--channels {
  background: linear-gradient(180deg, rgba(247, 244, 237, 0) 0%, rgba(247, 244, 237, 0.7) 40%, rgba(247, 244, 237, 0) 100%);
}

.page-contact .ct-channels {
  display: grid;
  gap: var(--ct-gap);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-contact .ct-card {
  position: relative;
  overflow: hidden;
  background: var(--vermilion);
  color: var(--paper);
  border-radius: var(--ct-radius-lg);
  padding: clamp(22px, 4vw, 32px);
}

.page-contact .ct-card::after {
  content: "";
  position: absolute;
  top: -52px;
  right: -52px;
  width: 148px;
  height: 148px;
  border: 2px solid rgba(247, 244, 237, 0.28);
  transform: rotate(45deg);
  pointer-events: none;
}

.page-contact .ct-card__label {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-contact .ct-card__rows {
  margin: 0;
  display: grid;
  gap: 14px;
}

.page-contact .ct-card__row {
  border-top: 1px dashed rgba(247, 244, 237, 0.35);
  padding-top: 14px;
}

.page-contact .ct-card__key {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(247, 244, 237, 0.75);
  margin-bottom: 6px;
}

.page-contact .ct-card__val {
  margin: 0;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.6;
  font-weight: 700;
  word-break: break-word;
}

.page-contact .ct-card__link {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 2px solid rgba(245, 197, 24, 0.85);
}

.page-contact .ct-card__link:hover {
  color: var(--signal);
}

.page-contact .ct-card__note {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(247, 244, 237, 0.86);
}

.page-contact .ct-rows {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .ct-rows__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 16px;
  background: var(--paper);
  border-radius: 14px;
  border-left: 4px solid rgba(18, 42, 34, 0.16);
  transition: transform 0.2s var(--ease), border-left-color 0.2s var(--ease);
}

.page-contact .ct-rows__item:hover {
  transform: translateY(-3px);
  border-left-color: var(--cyan);
}

.page-contact .ct-rows__tag {
  justify-self: start;
}

.page-contact .ct-rows__text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
}

.page-contact .ct-rows__text a {
  color: var(--ink-green);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--signal);
}

.page-contact .ct-rows__text a:hover {
  color: var(--vermilion);
}

/* ---------- 03 mail ---------- */
.page-contact .ct-mail {
  display: grid;
  gap: var(--ct-gap);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-contact .ct-mail__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .ct-mail__item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  background: var(--paper);
  border-radius: 14px;
  padding: 18px;
  border: 1px solid rgba(18, 42, 34, 0.1);
}

.page-contact .ct-mail__idx {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
  background: var(--ink-green);
  border-radius: 8px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-contact .ct-mail__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--iron);
}

.page-contact .ct-mail__side {
  background: var(--ink-green);
  color: var(--paper);
  border-radius: var(--ct-radius);
  padding: clamp(20px, 3vw, 28px);
  border-top: 5px solid var(--signal);
}

.page-contact .ct-mail__side-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--signal);
  font-family: var(--font-mono);
}

.page-contact .ct-mail__addr {
  display: inline-block;
  font-size: clamp(14px, 1.9vw, 17px);
  font-weight: 700;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 2px solid rgba(245, 197, 24, 0.8);
  word-break: break-all;
}

.page-contact .ct-mail__addr:hover {
  color: var(--signal);
}

.page-contact .ct-mail__side-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(247, 244, 237, 0.8);
}

/* ---------- 04 process ---------- */
.page-contact .ct-sec--process {
  background: rgba(247, 244, 237, 0.72);
  border-radius: 30px 30px 0 0;
}

.page-contact .ct-axis {
  display: none;
  width: 100%;
  height: auto;
  max-width: 100%;
  margin-bottom: 8px;
}

.page-contact .ct-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
  counter-reset: ct-step;
}

.page-contact .ct-steps__item {
  background: var(--ash);
  border-radius: 14px;
  padding: 18px;
  border-left: 5px solid var(--signal);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-contact .ct-steps__item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(18, 42, 34, 0.12);
}

.page-contact .ct-steps__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--vermilion);
  letter-spacing: 0.08em;
}

.page-contact .ct-steps__name {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 23px);
  line-height: 1.15;
  color: var(--ink-green);
}

.page-contact .ct-steps__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--iron);
}

.page-contact .ct-process__figure {
  margin-top: clamp(20px, 3vw, 32px);
  border-radius: var(--ct-radius);
  overflow: hidden;
  background: var(--ash);
}

/* ---------- 05 record ---------- */
.page-contact .ct-sec--record {
  padding-bottom: clamp(34px, 5vw, 64px);
}

.page-contact .ct-record {
  display: grid;
  gap: var(--ct-gap);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-contact .ct-record__meta {
  margin: 0;
  background: var(--paper);
  border-radius: var(--ct-radius);
  border: 1px solid rgba(18, 42, 34, 0.12);
  overflow: hidden;
}

.page-contact .ct-record__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(18, 42, 34, 0.1);
}

.page-contact .ct-record__row:last-child {
  border-bottom: none;
}

.page-contact .ct-record__row dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--iron);
}

.page-contact .ct-record__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  font-weight: 700;
  color: var(--ink-green);
  word-break: break-word;
}

.page-contact .ct-record__body {
  padding: clamp(18px, 3vw, 24px);
  border-left: 5px solid var(--vermilion);
  background: rgba(247, 244, 237, 0.9);
  border-radius: 0 var(--ct-radius) var(--ct-radius) 0;
}

.page-contact .ct-record__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink);
}

.page-contact .ct-record__text a {
  color: var(--ink-green);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--signal);
}

.page-contact .ct-record__text a:hover {
  color: var(--vermilion);
}

.page-contact .figure-frame {
  position: relative;
  margin: 0;
}

.page-contact .figure-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.03);
}

.page-contact .figure-frame__cap {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--iron);
  background: var(--paper);
  border-top: 2px solid var(--signal);
}

/* ---------- responsive ---------- */
@media (min-width: 640px) {
  .page-contact .ct-rows__item {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: 14px;
  }

  .page-contact .ct-record__row {
    grid-template-columns: 110px minmax(0, 1fr);
    align-items: baseline;
    gap: 12px;
  }
}

@media (min-width: 860px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: clamp(24px, 4vw, 52px);
  }

  .page-contact .ct-sec__head {
    grid-template-columns: 52px minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
    gap: 10px 20px;
  }

  .page-contact .ct-sec__aside {
    grid-column: 3;
    text-align: right;
    justify-self: end;
  }

  .page-contact .ct-coop {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-channels {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: clamp(24px, 4vw, 44px);
  }

  .page-contact .ct-mail {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: clamp(24px, 4vw, 40px);
  }

  .page-contact .ct-mail__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-axis {
    display: block;
  }

  .page-contact .ct-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .ct-record {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(24px, 4vw, 40px);
  }
}

@media (min-width: 1080px) {
  .page-contact .ct-hero__text {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-coop__card,
  .page-contact .ct-rows__item,
  .page-contact .ct-steps__item,
  .page-contact .btn {
    transition: none;
  }

  .page-contact .ct-coop__card:hover,
  .page-contact .ct-rows__item:hover,
  .page-contact .ct-steps__item:hover,
  .page-contact .btn:hover {
    transform: none;
  }
}
<<<END>>>