/* ===========================================================
   页面作用域：联络我们 / page-contact
   =========================================================== */
.page-contact {
  --pc-plate-w: 296px;
  --pc-rule: rgba(201, 162, 39, 0.30);
  --pc-rule-soft: rgba(42, 59, 82, 0.92);
  --pc-panel: linear-gradient(180deg, rgba(18, 42, 69, 0.74), rgba(5, 13, 24, 0.94));
  --pc-gold-deep: #8A6C12;
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding-block: clamp(18px, 2.6vw, 32px) clamp(40px, 5.5vw, 76px);
}
.page-contact .pc-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 40px);
  margin-top: clamp(22px, 3.4vw, 40px);
  align-items: end;
}
.page-contact .pc-hero__title {
  margin: 12px 0 0;
  font-size: clamp(34px, 6vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.012em;
  font-weight: 900;
  color: var(--paper);
  overflow-wrap: break-word;
}
.page-contact .pc-hero__lede {
  margin: 18px 0 0;
  max-width: 42ch;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--on-dark-soft);
}
.page-contact .pc-hero__media {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--pc-rule);
  background: var(--pc-panel);
  position: relative;
}
.page-contact .pc-hero__media::after {
  content: "";
  position: absolute;
  right: -1px;
  top: -1px;
  width: 34px;
  height: 34px;
  border-top: 2px solid var(--gold);
  border-right: 2px solid var(--gold);
}
.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 25 / 14;
  object-fit: cover;
}
.page-contact .pc-hero__media .media__cap {
  margin: 10px 2px 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--on-dark-soft);
}

/* ---------- 主体两栏 ---------- */
.page-contact .pc-body {
  padding-block: clamp(34px, 4.6vw, 62px) clamp(46px, 6.4vw, 96px);
}
.page-contact .pc-body__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(34px, 5vw, 52px);
  align-items: start;
}

/* 左侧竖排联络牌 */
.page-contact .pc-plate {
  position: relative;
  padding: 22px 20px 24px;
  border: 1px solid var(--pc-rule);
  background: var(--pc-panel);
  box-shadow: var(--shadow-paper);
}
.page-contact .pc-plate::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px dashed rgba(201, 162, 39, 0.20);
  pointer-events: none;
}
.page-contact .pc-plate__k {
  margin: 0 0 6px;
  font-family: var(--f-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
}
.page-contact .pc-plate__v {
  margin: 0 0 22px;
  font-size: 19px;
  letter-spacing: 0.01em;
  color: var(--paper);
}
.page-contact .pc-plate__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.page-contact .pc-plate__item {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  column-gap: 10px;
  row-gap: 3px;
  padding: 16px 0;
  border-top: 1px solid var(--pc-rule-soft);
}
.page-contact .pc-plate__item:first-child {
  border-top: 0;
  padding-top: 0;
}
.page-contact .pc-plate__ico {
  grid-row: span 2;
  width: 20px;
  height: 20px;
  color: var(--gold);
}
.page-contact .pc-plate__ico svg {
  display: block;
  width: 20px;
  height: 20px;
}
.page-contact .pc-plate__label {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--on-dark-soft);
}
.page-contact .pc-plate__val {
  font-size: 14px;
  line-height: 1.55;
  color: var(--paper);
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* 右侧内容流 */
.page-contact .pc-flow {
  display: grid;
  gap: clamp(42px, 5.4vw, 78px);
  min-width: 0;
}
.page-contact .pc-block {
  min-width: 0;
  scroll-margin-top: calc(var(--head-h) + 24px);
}
.page-contact .section__head {
  border-top: 1px solid var(--pc-rule);
  padding-top: 14px;
  margin-bottom: 18px;
}
.page-contact .section__head h2 {
  margin: 8px 0 0;
  font-size: clamp(24px, 3.1vw, 34px);
  line-height: 1.18;
  letter-spacing: -0.006em;
  font-weight: 900;
  color: var(--paper);
}
.page-contact .pc-text {
  margin: 0 0 22px;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--on-dark-soft);
}

/* 渠道卡片 */
.page-contact .pc-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
.page-contact .pc-channel {
  position: relative;
  padding: 20px 18px 18px;
  border: 1px solid var(--pc-rule-soft);
  background: linear-gradient(180deg, rgba(11, 29, 51, 0.96), rgba(5, 13, 24, 0.96));
}
.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--gold);
}
.page-contact .pc-channel--phone::before {
  background: var(--cool);
}
.page-contact .pc-channel__no {
  margin: 4px 0 10px;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--gold-soft);
}
.page-contact .pc-channel h3 {
  margin: 0 0 14px;
  font-size: 19px;
  letter-spacing: 0.01em;
  color: var(--paper);
}
.page-contact .pc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-contact .pc-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--on-dark-soft);
}
.page-contact .pc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border: 1px solid var(--gold);
  transform: rotate(45deg);
}
.page-contact .pc-channel__foot {
  margin: 18px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--pc-rule-soft);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--gold-soft);
  overflow-wrap: anywhere;
}
.page-contact .pc-channels__media {
  margin: 22px 0 0;
  padding: 8px;
  border: 1px solid var(--pc-rule-soft);
  background: rgba(8, 21, 39, 0.72);
}
.page-contact .pc-channels__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .pc-channels__media .media__cap {
  margin: 10px 2px 2px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--on-dark-soft);
}

/* 来信前清单 */
.page-contact .pc-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--pc-rule-soft);
}
.page-contact .pc-checklist__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--pc-rule-soft);
}
.page-contact .pc-checklist__no {
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--gold);
  letter-spacing: 0.08em;
}
.page-contact .pc-checklist__txt {
  font-size: 15px;
  line-height: 1.75;
  color: var(--on-dark-soft);
}
.page-contact .pc-checklist__txt strong {
  color: var(--paper);
  font-weight: 700;
}

/* ---------- 合作与资料索取（纸白区） ---------- */
.page-contact .pc-coop {
  padding-block: clamp(44px, 6vw, 88px);
}
.page-contact .pc-coop .eyebrow {
  color: var(--pc-gold-deep);
}
.page-contact .pc-coop__head h2 {
  margin: 10px 0 0;
  font-size: clamp(25px, 3.3vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.008em;
  font-weight: 900;
  color: var(--ink-text);
}
.page-contact .pc-coop__lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-text-soft);
}
.page-contact .pc-coop__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(26px, 3.6vw, 42px);
}
.page-contact .pc-coop__card {
  padding: 20px 18px 20px;
  border: 1px solid var(--paper-line);
  border-left: 3px solid var(--pc-gold-deep);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow-paper);
}
.page-contact .pc-coop__num {
  margin: 0 0 8px;
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--pc-gold-deep);
}
.page-contact .pc-coop__lab {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink-text);
}
.page-contact .pc-coop__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-text-soft);
}
.page-contact .pc-coop__more {
  margin: clamp(24px, 3.2vw, 36px) 0 0;
  max-width: 66ch;
  padding-top: 18px;
  border-top: 1px solid var(--paper-line);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-text-soft);
}
.page-contact .pc-coop__more a {
  color: var(--pc-gold-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 备案与主体信息 ---------- */
.page-contact .pc-records {
  padding-block: clamp(40px, 5.4vw, 78px);
}
.page-contact .pc-records__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.4vw, 44px);
  align-items: start;
}
.page-contact .pc-records__intro h2 {
  margin: 10px 0 0;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.18;
  font-weight: 900;
  color: var(--paper);
}
.page-contact .pc-records__intro .pc-text {
  margin: 16px 0 0;
  max-width: 34ch;
}
.page-contact .pc-records__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-contact .pc-rec {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 14px 16px;
  border: 1px solid var(--pc-rule-soft);
  border-left: 3px solid var(--gold);
  background: rgba(8, 21, 39, 0.68);
}
.page-contact .pc-rec__k {
  flex: 0 0 auto;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--on-dark-soft);
}
.page-contact .pc-rec__v {
  flex: 1 1 200px;
  min-width: 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

/* ---------- 收尾大卡 ---------- */
.page-contact .pc-tail {
  padding-block: clamp(10px, 2vw, 24px) clamp(52px, 7vw, 100px);
}
.page-contact .pc-tail__card {
  position: relative;
  padding: clamp(26px, 4vw, 48px) clamp(20px, 3.6vw, 56px);
  border: 1px solid var(--pc-rule);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(201, 162, 39, 0.14), transparent 58%),
    linear-gradient(180deg, rgba(12, 30, 52, 0.96), rgba(5, 13, 24, 0.98));
  box-shadow: var(--shadow-paper);
}
.page-contact .pc-tail__card::before,
.page-contact .pc-tail__card::after {
  content: "";
  position: absolute;
  width: 26px;
  height: 26px;
  border: 2px solid var(--gold);
}
.page-contact .pc-tail__card::before {
  left: -1px;
  top: -1px;
  border-right: 0;
  border-bottom: 0;
}
.page-contact .pc-tail__card::after {
  right: -1px;
  bottom: -1px;
  border-left: 0;
  border-top: 0;
}
.page-contact .pc-tail__title {
  margin: 12px 0 clamp(20px, 3vw, 30px);
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  font-weight: 900;
  color: var(--paper);
}
.page-contact .pc-tail__rows {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--pc-rule-soft);
}
.page-contact .pc-tail__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pc-rule-soft);
}
.page-contact .pc-tail__k {
  flex: 0 0 auto;
  min-width: 74px;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--on-dark-soft);
}
.page-contact .pc-tail__v {
  flex: 1 1 220px;
  min-width: 0;
  font-size: clamp(16px, 2.1vw, 21px);
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--paper);
  overflow-wrap: anywhere;
}
.page-contact .pc-tail__note {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--on-dark-soft);
}
.page-contact .pc-tail__note a {
  color: var(--gold-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-contact .pc-tail__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .pc-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .pc-coop__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .pc-records__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  }
}

@media (min-width: 880px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: clamp(36px, 5vw, 72px);
  }
  .page-contact .pc-plate__item {
    grid-template-columns: 24px minmax(0, 1fr);
  }
}

@media (min-width: 1000px) {
  .page-contact .pc-body__grid {
    grid-template-columns: var(--pc-plate-w) minmax(0, 1fr);
    gap: clamp(48px, 6vw, 92px);
  }
  .page-contact .pc-plate {
    position: sticky;
    top: calc(var(--head-h) + 20px);
  }
}
<<<END>>>