.page-contact {
  --pc-gap: clamp(20px, 4vw, 44px);
  --pc-panel: rgba(22, 26, 32, .72);
  --pc-hair: rgba(245, 246, 248, .1);
  --pc-hair-strong: rgba(245, 246, 248, .18);
  --pc-sec-pad: clamp(48px, 7vw, 92px);
  background: var(--ink);
  color: var(--silver);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .shell {
  width: var(--shell-w);
  margin-inline: auto;
}

.page-contact .breadcrumbs {
  padding-top: clamp(18px, 3vw, 28px);
  font-size: 12.5px;
  color: var(--mist);
}

.page-contact .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-contact .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  color: var(--blue-text);
  border-bottom-color: var(--blue-text);
}

/* ---------- 通用小节标题 ---------- */
.page-contact .sec-head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: clamp(24px, 3.4vw, 44px);
}

.page-contact .sec-eyebrow,
.page-contact .pc-eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--blue-text);
}

.page-contact .sec-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 250;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -.015em;
  color: var(--silver);
}

.page-contact .sec-sub {
  margin: 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  padding: clamp(28px, 4.5vw, 64px) 0 clamp(40px, 6vw, 80px);
  position: relative;
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  top: -10%;
  right: -10%;
  width: min(620px, 90vw);
  height: min(620px, 90vw);
  background: radial-gradient(circle, rgba(47, 107, 255, .18), rgba(139, 92, 246, .08) 46%, transparent 70%);
  pointer-events: none;
}

.page-contact .pc-hero-grid {
  position: relative;
  display: grid;
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .pc-hero-copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(32px, 6vw, 58px);
  line-height: 1.1;
  letter-spacing: -.025em;
  color: var(--silver);
}

.page-contact .pc-hero-lead {
  margin: 20px 0 0;
  max-width: 48ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .pc-hero-facts {
  display: grid;
  gap: 14px;
  margin: 30px 0 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .pc-hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-contact .pc-fact-num {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--amber);
  min-width: 92px;
  letter-spacing: .02em;
}

.page-contact .pc-fact-label {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 联系信息卡 ---------- */
.page-contact .pc-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--pc-hair-strong);
  border-radius: var(--radius-card);
  background: var(--graphite-deep);
  box-shadow: 0 24px 60px -32px rgba(0, 0, 0, .9);
}

.page-contact .pc-card-img {
  position: absolute;
  inset: 0;
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .42;
}

.page-contact .pc-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, rgba(22, 26, 32, .78), rgba(11, 13, 16, .9) 62%);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.page-contact .pc-card-body {
  position: relative;
  z-index: 1;
  padding: clamp(22px, 3vw, 34px);
}

.page-contact .pc-card-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--mist);
}

.page-contact .pc-card-title {
  margin: 10px 0 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--silver);
}

.page-contact .pc-card-mail {
  margin: 6px 0 0;
  font-size: clamp(15px, 2.6vw, 19px);
  line-height: 1.4;
  color: var(--silver);
  word-break: break-all;
}

.page-contact .pc-copy {
  margin-top: 16px;
}

.page-contact .copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--silver);
  background: rgba(47, 107, 255, .16);
  border: 1px solid rgba(47, 107, 255, .5);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur-fast) var(--ease);
}

.page-contact .copy-btn:hover {
  background: rgba(47, 107, 255, .28);
  border-color: var(--blue);
  transform: translateY(-1px);
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--blue-text);
  outline-offset: 3px;
}

.page-contact .pc-card-list {
  margin: 24px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--pc-hair);
  display: grid;
  gap: 16px;
}

.page-contact .pc-card-row dt {
  font-size: 11.5px;
  letter-spacing: .12em;
  font-family: var(--font-mono);
  color: var(--mist);
}

.page-contact .pc-card-row dd {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
}

.page-contact .pc-card-note {
  margin: 22px 0 0;
  padding: 14px 16px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
  background: rgba(255, 184, 107, .07);
  border-left: 2px solid var(--amber);
}

/* ---------- 合作类型 ---------- */
.page-contact .pc-types {
  padding: var(--pc-sec-pad) 0;
  background: linear-gradient(180deg, rgba(14, 59, 58, .92), rgba(14, 59, 58, .22) 72%, transparent);
  border-top: 1px solid var(--pc-hair);
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .type-grid {
  display: grid;
  gap: 16px;
}

.page-contact .type-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius-card);
  background: rgba(11, 13, 16, .6);
  text-decoration: none;
  color: inherit;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .type-card:hover,
.page-contact .type-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(47, 107, 255, .6);
  background: rgba(11, 13, 16, .86);
}

.page-contact .type-card:focus-visible {
  outline: 2px solid var(--blue-text);
  outline-offset: 3px;
}

.page-contact .type-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-contact .type-title {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -.01em;
  color: var(--silver);
}

.page-contact .type-desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .type-link {
  margin-top: auto;
  padding-top: 8px;
  font-size: 12.5px;
  color: var(--blue-text);
}

/* ---------- 四步流程 ---------- */
.page-contact .pc-flow {
  padding: var(--pc-sec-pad) 0;
}

.page-contact .flow-track {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
}

.page-contact .step {
  position: relative;
  padding: 0 0 30px 28px;
  border-left: 1px solid var(--line);
}

.page-contact .step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-contact .step::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 7px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--grad-brand);
  box-shadow: var(--glow-blue);
}

.page-contact .step-index {
  display: block;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}

.page-contact .step-title {
  margin: 8px 0 0;
  font-size: 18px;
  font-weight: 500;
  color: var(--silver);
}

.page-contact .step-text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 适合对象 ---------- */
.page-contact .pc-partners {
  padding: var(--pc-sec-pad) 0;
  background: linear-gradient(180deg, rgba(27, 22, 64, .55), rgba(11, 13, 16, 0) 78%);
  border-top: 1px solid var(--pc-hair);
}

.page-contact .partner-grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .partner {
  padding: 24px 0;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .partner-tag {
  display: inline-block;
  margin: 0 0 12px;
}

.page-contact .partner-title {
  margin: 0;
  font-size: 17px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--silver);
}

.page-contact .partner-text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 服务时间与渠道 ---------- */
.page-contact .pc-channels {
  padding: var(--pc-sec-pad) 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .channels-grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .channels-lead {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
  max-width: 58ch;
}

.page-contact .channels-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .channels-side {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .ch-item {
  padding: 20px 0;
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .ch-label {
  margin: 0;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--blue-text);
}

.page-contact .ch-value {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--silver);
  word-break: break-word;
}

.page-contact .ch-desc {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .ch-desc a {
  color: var(--blue-text);
  text-decoration: none;
  border-bottom: 1px solid rgba(138, 180, 255, .35);
}

.page-contact .ch-desc a:hover,
.page-contact .ch-desc a:focus-visible {
  border-bottom-color: var(--blue-text);
}

/* ---------- 邮件模板 ---------- */
.page-contact .pc-template {
  padding: var(--pc-sec-pad) 0 clamp(60px, 8vw, 110px);
  background: linear-gradient(180deg, rgba(58, 18, 32, .55), rgba(11, 13, 16, 0) 80%);
  border-top: 1px solid var(--pc-hair);
}

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

.page-contact .template-figure {
  margin: 0;
  border: 1px solid var(--pc-hair);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--graphite);
}

.page-contact .template-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .template-figure figcaption {
  padding: 12px 16px;
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--mist);
  border-top: 1px solid var(--pc-hair);
}

.page-contact .template-block {
  margin: 22px 0 0;
  padding: 20px 18px;
  font-size: 13px;
  line-height: 1.9;
  color: var(--silver);
  background: rgba(11, 13, 16, .78);
  border: 1px solid var(--pc-hair);
  border-left: 2px solid var(--blue);
  border-radius: var(--radius-card);
  white-space: pre-wrap;
  overflow-x: auto;
}

.page-contact .template-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-contact .template-hint {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .template-hint a {
  color: var(--blue-text);
  text-decoration: none;
  border-bottom: 1px solid rgba(138, 180, 255, .35);
}

.page-contact .template-hint a:hover,
.page-contact .template-hint a:focus-visible {
  border-bottom-color: var(--blue-text);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .type-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .pc-hero-facts li {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-contact .pc-fact-num {
    min-width: 0;
    font-size: 16px;
  }

  .page-contact .partner-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .flow-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    column-gap: 26px;
    border-top: 1px solid var(--line);
    padding-top: 40px;
  }

  .page-contact .step {
    padding: 0;
    border-left: 0;
  }

  .page-contact .step::before {
    left: 0;
    top: -44px;
  }

  .page-contact .channels-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .channels-side {
    border-top: 0;
  }

  .page-contact .ch-item:first-child {
    padding-top: 0;
  }

  .page-contact .template-grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: center;
  }
}

@media (min-width: 1080px) {
  .page-contact .partner-grid {
    column-gap: 48px;
  }

  .page-contact .partner {
    padding: 28px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .type-card,
  .page-contact .copy-btn {
    transition: none;
  }

  .page-contact .type-card:hover,
  .page-contact .copy-btn:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>