.page-contact {
  --pc-surface: linear-gradient(180deg, var(--deep), rgba(16, 31, 58, 0.68));
  --pc-dash: 1px dashed rgba(90, 100, 114, 0.38);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 8px;
  padding: 24px 0 4px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--paper-52);
}

.page-contact .breadcrumbs a {
  color: var(--paper-70);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .breadcrumbs a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan-line);
}

.page-contact .breadcrumbs [aria-hidden="true"] {
  color: var(--cyan-line);
}

/* ---------- 章节头通用 ---------- */
.page-contact .section {
  padding-top: clamp(48px, 7vw, 88px);
}

.page-contact .section__index {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan-line);
}

.page-contact .section__title {
  margin: 10px 0 0;
  font-size: var(--step-3);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.22;
  color: var(--paper);
}

.page-contact .section__lead {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--paper-70);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding-top: clamp(20px, 4vw, 44px);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -12%;
  width: 68%;
  height: 118%;
  background: radial-gradient(ellipse at 70% 34%, rgba(34, 224, 214, 0.14), transparent 62%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-hero .container {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: 32px;
}

.page-contact .contact-hero__lead h1 {
  margin: 14px 0 0;
  max-width: 15ch;
  font-size: var(--step-5);
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1.08;
  color: var(--paper);
}

.page-contact .contact-hero__lead .lede {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.78;
  color: var(--paper-70);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .contact-hours {
  display: grid;
  gap: 0;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hours__row {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  align-items: baseline;
  gap: 14px;
  padding: 11px 0;
  border-bottom: var(--pc-dash);
}

.page-contact .contact-hours__row:first-child {
  border-top: var(--pc-dash);
}

.page-contact .contact-hours__time {
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-contact .contact-hours__label {
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper-70);
}

.page-contact .contact-hours__note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--paper-52);
}

.page-contact .contact-hero__media {
  position: relative;
  margin: clamp(32px, 5vw, 56px) 0 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: clamp(168px, 24vw, 300px);
  object-fit: cover;
  opacity: 0.55;
  filter: saturate(0.7) contrast(1.05);
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 20, 40, 0.9), transparent 38%, transparent 62%, rgba(10, 20, 40, 0.9));
  pointer-events: none;
}

/* ---------- 联系渠道 ---------- */
.page-contact .contact-channels {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 40px);
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 24px 20px 30px;
  background: var(--pc-surface);
  border: 1px solid var(--line-faint);
  border-radius: var(--radius);
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -3px;
  height: 3px;
  background: var(--paper);
  opacity: 0.2;
  border-radius: 0 0 2px 2px;
}

.page-contact .contact-card:hover {
  transform: translateY(-4px);
  border-color: var(--cyan-line);
}

.page-contact .contact-card--mail {
  border-left-width: 3px;
  border-left-color: var(--gold);
  padding: 28px 22px 34px;
  background:
    linear-gradient(180deg, rgba(242, 180, 65, 0.08), transparent 58%),
    var(--pc-surface);
}

.page-contact .contact-card__title {
  margin: 0;
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-card--mail .contact-card__title {
  font-size: var(--step-2);
}

.page-contact .contact-card__value {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.55;
  letter-spacing: 0.01em;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .contact-card--mail .contact-card__value {
  font-size: 17px;
  color: var(--gold);
}

.page-contact .contact-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--paper-70);
}

.page-contact .contact-card__actions {
  margin-top: auto;
  padding-top: 10px;
}

.page-contact .copy {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--paper);
  background: transparent;
  border: 1px solid var(--cyan-line);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .copy:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .copy:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-contact .copy[data-copied="true"] {
  color: var(--night);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* ---------- 咨询分类 ---------- */
.page-contact .contact-router {
  margin-top: clamp(28px, 4vw, 40px);
}

.page-contact .contact-router__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line-faint);
}

.page-contact .chip {
  font-family: var(--sans);
  font-size: 13.5px;
  line-height: 1.4;
  padding: 9px 16px;
  color: var(--paper-70);
  background: rgba(244, 239, 228, 0.04);
  border: 1px solid var(--line-faint);
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .chip:hover {
  color: var(--paper);
  border-color: var(--cyan-line);
}

.page-contact .chip:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-contact .chip[aria-pressed="true"] {
  color: var(--night);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 700;
}

.page-contact .contact-router__panels {
  display: grid;
  gap: 16px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-route {
  position: relative;
  padding: 22px 20px 24px;
  background: rgba(16, 31, 58, 0.55);
  border: 1px solid var(--line-faint);
  border-top: 2px solid var(--cyan);
  border-radius: var(--radius);
  transition: background 0.24s var(--ease);
}

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

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

.page-contact .contact-route:nth-child(4) {
  border-top-color: var(--gold);
}

.page-contact .contact-route:hover {
  background: rgba(16, 31, 58, 0.78);
}

.page-contact .contact-route__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 12px;
}

.page-contact .contact-route__num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--paper-52);
}

.page-contact .contact-route__title {
  margin: 0;
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-route__via {
  display: block;
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

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

.page-contact .contact-route__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--paper-70);
}

.page-contact .contact-route__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan-line);
}

.page-contact .contact-router__media {
  margin: 30px 0 0;
  border: 1px solid var(--line-faint);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--deep);
}

.page-contact .contact-router__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  opacity: 0.78;
}

.page-contact .contact-router__cap {
  padding: 12px 18px 14px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--paper-52);
  border-top: 1px solid var(--line-faint);
}

/* ---------- 处理流程 ---------- */
.page-contact .contact-flow {
  display: grid;
  margin: clamp(28px, 4vw, 42px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-flow__step {
  position: relative;
  padding: 24px 0 24px 40px;
  border-bottom: var(--pc-dash);
}

.page-contact .contact-flow__step::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--line-faint);
}

.page-contact .contact-flow__step::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 30px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--deep);
  border: 1px solid var(--cyan-line);
  transition: background 0.45s var(--ease), border-color 0.45s var(--ease), box-shadow 0.45s var(--ease);
}

.page-contact .contact-flow__step.is-visible::after {
  background: var(--cyan);
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px rgba(34, 224, 214, 0.16);
}

.page-contact .contact-flow__num {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-contact .contact-flow__title {
  margin: 0 0 8px;
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .contact-flow__step p {
  margin: 0;
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--paper-70);
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-legal__grid {
  display: grid;
  gap: 18px;
  margin-top: clamp(24px, 3vw, 34px);
}

.page-contact .contact-legal__block {
  position: relative;
  padding: 26px 22px 26px;
  background: rgba(5, 10, 20, 0.5);
  border: 1px solid var(--line-faint);
  border-radius: var(--radius);
}

.page-contact .contact-legal__block::before {
  content: "";
  position: absolute;
  top: 0;
  left: 22px;
  width: 40px;
  height: 2px;
  background: var(--gold);
}

.page-contact .contact-legal__value {
  margin: 14px 0 10px;
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-contact .contact-legal__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--paper-52);
}

/* ---------- 去信前先看 ---------- */
.page-contact .contact-prescreen__list {
  margin-top: clamp(24px, 3vw, 34px);
  border-top: 1px solid var(--line-faint);
}

.page-contact .prescreen-item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 12px;
  padding: 20px 6px;
  border-bottom: 1px solid var(--line-faint);
  color: inherit;
  text-decoration: none;
  transition: background 0.22s var(--ease);
}

.page-contact .prescreen-item:hover {
  background: rgba(16, 31, 58, 0.62);
}

.page-contact .prescreen-item:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.page-contact .prescreen-item__num {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan-line);
}

.page-contact .prescreen-item__body {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.page-contact .prescreen-item__body strong {
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-contact .prescreen-item__body span {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--paper-52);
}

.page-contact .prescreen-item__arrow {
  font-family: var(--mono);
  font-size: 15px;
  color: var(--cyan-line);
  text-align: right;
  transition: transform 0.22s var(--ease), color 0.22s var(--ease);
}

.page-contact .prescreen-item:hover .prescreen-item__arrow {
  transform: translateX(4px);
  color: var(--cyan);
}

/* ---------- 桌面与平板 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-legal__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-contact .prescreen-item {
    padding: 22px 10px;
    grid-template-columns: 42px minmax(0, 1fr) 20px;
  }
}

@media (min-width: 860px) {
  .page-contact .contact-channels {
    grid-template-columns: minmax(0, 5.4fr) minmax(0, 3.3fr) minmax(0, 3.3fr);
    align-items: start;
    gap: 22px;
  }

  .page-contact .contact-card--mail {
    padding: 34px 28px 40px;
  }

  .page-contact .contact-router__panels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-contact .contact-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 22px;
  }

  .page-contact .contact-flow__step {
    padding: 30px 0 0;
    border-bottom: 0;
  }

  .page-contact .contact-flow__step::before {
    top: 0;
    left: 0;
    right: 0;
    bottom: auto;
    width: auto;
    height: 1px;
  }

  .page-contact .contact-flow__step::after {
    top: 0;
    left: 1px;
    transform: translateY(-50%);
  }
}

@media (min-width: 980px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    gap: 56px;
  }

  .page-contact .contact-hero__aside {
    padding-left: 24px;
    border-left: 1px solid var(--line-soft);
  }
}
<<<END>>>