.page-contact {
  --ct-pad: clamp(16px, 2vw, 26px);
  --ct-gap: clamp(14px, 2vw, 24px);
  --ct-line: 1px solid var(--line);
  --ct-num-glow: 0 0 22px rgba(53, 242, 224, .35);
  color: var(--text);
  font-family: var(--font-cjk);
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */

.page-contact .ct-hero {
  padding-top: clamp(20px, 3vw, 36px);
}

.page-contact .ct-hero__inner {
  max-width: 880px;
  margin-top: clamp(24px, 5vw, 58px);
}

.page-contact .ct-hero__kicker {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(53, 242, 224, .35);
  margin: 0;
}

.page-contact .ct-hero__title {
  margin: 22px 0 0;
  font-size: clamp(42px, 9vw, 96px);
  font-weight: 900;
  line-height: 0.96;
  letter-spacing: -0.04em;
  color: var(--light);
}

.page-contact .ct-hero__lede {
  margin: clamp(20px, 3vw, 32px) 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
  color: var(--text);
}

.page-contact .ct-hero__cue {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3.5vw, 40px);
}

/* ---------- 渠道分流 ---------- */

.page-contact .ct-routes__intro {
  max-width: 58ch;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.8;
}

.page-contact .ct-routes__figure {
  margin: clamp(26px, 4vw, 44px) 0 clamp(22px, 3vw, 34px);
  border: var(--ct-line);
}

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

.page-contact .ct-route {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: var(--ct-pad);
  background: linear-gradient(180deg, rgba(30, 42, 94, .55), rgba(19, 26, 58, .7));
  border: var(--ct-line);
  min-width: 0;
}

.page-contact .ct-route::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 22px;
  height: 22px;
  border-left: var(--ct-line);
  border-bottom: var(--ct-line);
  background: linear-gradient(225deg, rgba(53, 242, 224, .18) 0 50%, transparent 50%);
  pointer-events: none;
}

.page-contact .ct-route__no {
  position: absolute;
  top: 14px;
  right: 14px;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(201, 207, 227, .28);
}

.page-contact .ct-route .chip {
  align-self: flex-start;
}

.page-contact .ct-route__title {
  margin: 0;
  font-size: clamp(21px, 2.4vw, 26px);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--light);
}

.page-contact .ct-route__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text);
}

.page-contact .ct-route__list {
  margin: 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px dashed var(--line);
}

.page-contact .ct-route__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .ct-route__list li + li {
  margin-top: 7px;
}

.page-contact .ct-route__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

.page-contact .ct-route__meta {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.6;
  color: var(--light);
  word-break: break-all;
}

.page-contact .ct-route__meta--mail {
  color: var(--cyan);
  text-shadow: var(--ct-num-glow);
}

.page-contact .ct-route__figure {
  margin: 4px 0 0;
  border: var(--ct-line);
}

.page-contact .ct-route__figure .media-frame__cap {
  font-size: 11.5px;
  letter-spacing: 0.06em;
}

.page-contact .ct-routes__note {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 66ch;
}

/* ---------- 回复时效与班次 ---------- */

.page-contact .ct-timing__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .ct-timing__text {
  margin: 16px 0 0;
  max-width: 46ch;
  color: var(--text);
  font-size: 15.5px;
  line-height: 1.85;
}

.page-contact .ct-timing__items {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: var(--ct-line);
}

.page-contact .ct-timing__item {
  padding: var(--ct-pad);
  background: var(--obsidian);
}

.page-contact .ct-timing__value {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  line-height: 1;
}

.page-contact .ct-timing__value .num {
  font-size: clamp(34px, 5.4vw, 52px);
  font-weight: 700;
  color: var(--cyan);
  text-shadow: var(--ct-num-glow);
}

.page-contact .ct-timing__item--amber .ct-timing__value .num {
  color: var(--amber);
  text-shadow: 0 0 22px rgba(255, 177, 59, .35);
}

.page-contact .ct-timing__unit {
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-contact .ct-timing__name {
  margin: 16px 0 0;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--light);
}

.page-contact .ct-timing__item p:last-child {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 提交前准备 ---------- */

.page-contact .ct-prep__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .ct-prep__head p {
  margin: 16px 0 0;
  max-width: 44ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text);
}

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

.page-contact .ct-prep__item {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  border: 1px dashed var(--line);
  background: rgba(19, 26, 58, .42);
}

.page-contact .ct-prep__box {
  position: relative;
  display: block;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--cyan);
  background: var(--cyan-soft);
}

.page-contact .ct-prep__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(40deg);
}

.page-contact .ct-prep__body {
  display: block;
  min-width: 0;
}

.page-contact .ct-prep__name {
  display: block;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--light);
}

.page-contact .ct-prep__desc {
  display: block;
  margin-top: 8px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .ct-prep__aside {
  grid-column: 1 / -1;
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber);
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 70ch;
}

.page-contact .ct-prep__aside a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 224, .4);
}

.page-contact .ct-prep__aside a:hover,
.page-contact .ct-prep__aside a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 处理流程 ---------- */

.page-contact .ct-timeline {
  position: relative;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0 0 0 34px;
  list-style: none;
}

.page-contact .ct-timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan) 0%, rgba(53, 242, 224, .12) 100%);
}

.page-contact .ct-step {
  position: relative;
  padding-bottom: clamp(24px, 3.4vw, 38px);
}

.page-contact .ct-step:last-child {
  padding-bottom: 0;
}

.page-contact .ct-step::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(53, 242, 224, .16), 0 0 16px rgba(53, 242, 224, .5);
}

.page-contact .ct-step__name {
  margin: 0;
  font-size: clamp(18px, 2.1vw, 21px);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--light);
}

.page-contact .ct-step__desc {
  margin: 10px 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text);
}

.page-contact .ct-step__hint {
  margin: 10px 0 0;
  max-width: 66ch;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
  padding-left: 12px;
  border-left: 1px solid var(--line);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .ct-step:hover .ct-step__hint,
.page-contact .ct-step:focus-within .ct-step__hint {
  color: var(--light);
  border-left-color: var(--cyan);
}

.page-contact .ct-flow__aside {
  margin-top: clamp(28px, 4vw, 46px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}

.page-contact .ct-flow__aside p {
  margin: 0;
  flex: 1 1 320px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 62ch;
}

.page-contact .ct-flow__aside a:not(.btn) {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 224, .4);
}

/* ---------- 站点身份 ---------- */

.page-contact .ct-identity__plaque {
  position: relative;
  padding: clamp(22px, 3.4vw, 40px);
  background: linear-gradient(150deg, rgba(19, 26, 58, .9), rgba(7, 7, 12, .9));
  border: var(--ct-line);
  max-width: 900px;
}

.page-contact .ct-identity__title {
  margin: 16px 0 0;
  font-size: clamp(20px, 2.4vw, 24px);
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--light);
}

.page-contact .ct-identity__desc {
  margin: 14px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text);
}

.page-contact .ct-identity__meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px 28px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-top: clamp(18px, 2.6vw, 26px);
  border-top: 1px dashed var(--line);
}

.page-contact .ct-identity__meta dt {
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-contact .ct-identity__meta dd {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--light);
  word-break: break-all;
}

.page-contact .ct-identity__note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .ct-identity__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 224, .4);
}

/* ---------- 布局工具 ---------- */

.page-contact .ct-timing__item p:last-child {
  margin-bottom: 0;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-contact .ct-timing__items {
    grid-template-columns: minmax(0, 1fr);
  }

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

@media (min-width: 960px) {
  .page-contact .ct-routes__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 3fr) minmax(0, 3fr);
    align-items: stretch;
  }

  .page-contact .ct-route--mail {
    background: linear-gradient(175deg, #1E2A5E 0%, #131A3A 62%, #0B0F24 100%);
    border-color: rgba(53, 242, 224, .45);
    box-shadow: inset 0 0 0 1px rgba(53, 242, 224, .08);
  }

  .page-contact .ct-route--mail .ct-route__desc {
    color: var(--light);
  }

  .page-contact .ct-timing__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

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

  .page-contact .ct-prep__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .ct-prep__aside {
    grid-column: 2 / 3;
  }

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

@media (min-width: 1180px) {
  .page-contact .ct-hero__inner {
    margin-top: clamp(40px, 6vw, 84px);
  }

  .page-contact .ct-step {
    padding-right: 18%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-step__hint {
    transition: none;
  }
}
<<<END>>>