.page-contact {
  --cc-panel: #141E28;
  --cc-panel-2: #182531;
  --cc-rule: rgba(79, 195, 247, .30);
  --cc-rule-soft: rgba(79, 195, 247, .13);
  --cc-shadow: rgba(43, 30, 22, .55);
  --cc-dash: rgba(43, 30, 22, .28);
}

.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(18px, 4vw, 46px) clamp(34px, 5vw, 68px);
}

.page-contact .contact-hero .layout {
  align-items: center;
}

.page-contact .contact-hero__h1 {
  margin: .16em 0 .22em;
  font-size: clamp(46px, 10vw, 108px);
  line-height: .96;
  letter-spacing: -.035em;
  color: var(--paper);
}

.page-contact .contact-hero .lede {
  max-width: 54ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--body-text);
}

.page-contact .contact-hero__quick {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: clamp(16px, 2.4vw, 22px) 0 0;
  border-top: 1px solid var(--cc-rule-soft);
  display: grid;
  gap: 12px;
}

.page-contact .contact-hero__quick li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--body-text);
}

.page-contact .contact-hero__quick li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 14px;
  height: 2px;
  background: var(--neon);
}

.page-contact .contact-hero__media {
  margin-top: clamp(20px, 3.4vw, 0px);
}

.page-contact .contact-hero__media .media {
  border: 1px solid var(--cc-rule);
  background: var(--turf);
  box-shadow: 14px 16px 0 rgba(79, 195, 247, .06);
}

@media (min-width: 900px) {
  .page-contact .contact-hero__media .media {
    transform: rotate(-1.2deg);
  }
}

/* ---------- 章节头 ---------- */
.page-contact .chapter {
  margin-bottom: clamp(18px, 3vw, 32px);
}

/* ---------- 联系卡片区 ---------- */
.page-contact .contact-deck {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 42px);
  align-items: start;
  margin-top: clamp(16px, 2.6vw, 28px);
}

@media (min-width: 920px) {
  .page-contact .contact-deck {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

.page-contact .chan {
  position: relative;
  display: block;
  padding: clamp(16px, 2.4vw, 26px) 0 clamp(14px, 2vw, 20px);
  border-bottom: 1px solid var(--cc-rule);
}

.page-contact .chan::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 54px;
  height: 2px;
  background: var(--data);
  transition: width .38s ease;
}

.page-contact .chan:hover::before,
.page-contact .chan:focus-within::before {
  width: 100%;
}

.page-contact .chan__label {
  display: block;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--mute);
  margin-bottom: .8em;
}

.page-contact .chan__value {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(21px, 3.3vw, 38px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--neon);
  overflow-wrap: anywhere;
}

.page-contact .chan__value--mail {
  font-size: clamp(17px, 2.2vw, 26px);
  color: var(--paper);
}

.page-contact .chan__hint {
  display: block;
  margin-top: .9em;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mute);
}

/* 纸张叠层卡 */
.page-contact .paper-card {
  position: relative;
  background: var(--paper);
  color: var(--print);
  border: 2px solid var(--print);
  padding: clamp(20px, 2.8vw, 32px);
  box-shadow: 12px 14px 0 var(--cc-shadow);
}

@media (min-width: 920px) {
  .page-contact .paper-card {
    transform: rotate(.6deg);
  }
}

.page-contact .paper-card__stamp {
  display: inline-block;
  margin: 0 0 16px;
  padding: 4px 10px;
  background: var(--print);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
}

.page-contact .paper-card__title {
  margin: 0 0 18px;
  font-size: clamp(20px, 2.2vw, 24px);
  font-weight: 900;
  line-height: 1.32;
  letter-spacing: -.02em;
}

.page-contact .paper-card__list {
  list-style: none;
  counter-reset: pc;
  margin: 0;
  padding: 0;
}

.page-contact .paper-card__list li {
  counter-increment: pc;
  position: relative;
  padding-left: 34px;
  padding-bottom: 14px;
  margin-bottom: 14px;
  font-size: 15px;
  line-height: 1.72;
  border-bottom: 1px dashed var(--cc-dash);
}

.page-contact .paper-card__list li:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-contact .paper-card__list li::before {
  content: counter(pc, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .12em;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--ember);
}

.page-contact .paper-card__list strong {
  font-weight: 900;
}

.page-contact .paper-card__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 2px solid var(--print);
  font-size: 13px;
  line-height: 1.72;
}

/* ---------- 三类事由看板 ---------- */
.page-contact .board {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(26px, 4vw, 46px);
  background: var(--cc-rule-soft);
  border: 1px solid var(--cc-rule-soft);
}

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

.page-contact .board__item {
  position: relative;
  background: var(--ink);
  padding: clamp(18px, 2.6vw, 28px);
}

.page-contact .board__item::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
}

.page-contact .board__item:nth-child(1)::before {
  background: var(--neon);
}

.page-contact .board__item:nth-child(2)::before {
  background: var(--beat);
}

.page-contact .board__item:nth-child(3)::before {
  background: var(--data);
}

.page-contact .board__no {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--ember);
}

.page-contact .board__title {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .board__line {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--body-text);
}

.page-contact .board__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--neon);
}

/* ---------- 分节心跳线 ---------- */
.page-contact .beat-line {
  margin-block: clamp(6px, 1.5vw, 14px);
}

/* ---------- 合作侧栏 ---------- */
.page-contact .side-panel {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--cc-rule);
  background: linear-gradient(180deg, var(--cc-panel-2), var(--cc-panel));
}

.page-contact .side-panel__head {
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--cc-rule-soft);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--data);
}

.page-contact .side-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .side-panel__list li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--cc-rule-soft);
}

.page-contact .side-panel__list li:last-child {
  border-bottom: 0;
}

.page-contact .side-panel__num {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ember);
}

.page-contact .side-panel__text {
  font-size: 15px;
  line-height: 1.68;
  color: var(--paper);
}

.page-contact .side-panel__foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mute);
}

/* ---------- 关注与提醒 ---------- */
.page-contact .watch {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 26px);
}

@media (min-width: 860px) {
  .page-contact .watch {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .watch__item {
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--turf);
  border-top: 3px solid var(--neon);
}

.page-contact .watch__item:nth-child(2) {
  border-top-color: var(--beat);
}

.page-contact .watch__item:nth-child(3) {
  border-top-color: var(--data);
}

.page-contact .watch__title {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-contact .watch__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

/* ---------- 地址与备案 ---------- */
.page-contact .addr {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.6vw, 28px);
}

@media (min-width: 820px) {
  .page-contact .addr {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  }
}

.page-contact .addr__card {
  padding: clamp(20px, 2.8vw, 32px);
  border: 1px solid var(--cc-rule);
  background: var(--cc-panel);
}

.page-contact .addr__key {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--mute);
}

.page-contact .addr__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(16px, 1.9vw, 22px);
  line-height: 1.55;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .addr__note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mute);
}

.page-contact .addr__seal {
  display: inline-block;
  margin-top: 16px;
  padding: 7px 14px;
  border: 2px solid var(--ember);
  color: var(--ember);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  transform: rotate(-1.2deg);
}

.page-contact .addr__team {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 72ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

/* ---------- 收尾 ---------- */
.page-contact .closing {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 3vw, 32px);
  align-items: flex-end;
  justify-content: space-between;
  padding-top: clamp(22px, 3vw, 36px);
  border-top: 1px solid var(--cc-rule);
}

.page-contact .closing__lead {
  flex: 1 1 420px;
  min-width: 0;
}

.page-contact .closing__title {
  margin: 0 0 12px;
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-contact .closing__text {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

.page-contact .closing__text a {
  color: var(--neon);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
}

.page-contact .closing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
<<<END>>>