.page-contact {
  --ct-card: rgba(18, 58, 92, .52);
  --ct-card-line: rgba(169, 183, 198, .18);
  --ct-ink-soft: rgba(169, 183, 198, .92);
  --ct-paper-ink: rgba(10, 37, 64, .74);
  background: var(--deep-sea);
  color: var(--white);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(20px, 3vw, 40px) 0 clamp(52px, 8vw, 104px);
  background:
    radial-gradient(120% 90% at 88% -16%, rgba(0, 229, 255, .17), transparent 62%),
    radial-gradient(80% 70% at 0% 6%, rgba(255, 159, 28, .09), transparent 58%);
}

.page-contact .ct-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(169, 183, 198, .07) 0 1px, transparent 1px 84px),
    repeating-linear-gradient(0deg, rgba(169, 183, 198, .05) 0 1px, transparent 1px 84px);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .8), transparent 82%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .8), transparent 82%);
}

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

.page-contact .breadcrumb {
  margin-bottom: clamp(28px, 5vw, 56px);
  font-size: 14px;
}

.page-contact .ct-hero-grid {
  align-items: start;
  row-gap: clamp(28px, 5vw, 48px);
}

.page-contact .ct-eyebrow {
  margin: 0 0 18px;
  font-size: 13px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan-soft);
}

.page-contact .ct-hero .display {
  font-size: clamp(38px, 6.6vw, 92px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0 0 22px;
  max-width: 11em;
}

.page-contact .ct-hero .display .accent {
  color: var(--cyan);
}

.page-contact .ct-lede {
  max-width: 34em;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.75;
  color: var(--ct-ink-soft);
  margin: 0 0 30px;
}

.page-contact .ct-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-hero-panel .console {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(18px, 2.4vw, 26px);
  box-shadow: var(--shadow-float);
  backdrop-filter: blur(8px);
}

.page-contact .ct-hero-panel .console-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 14px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
}

.page-contact .ct-console-title {
  font-weight: 700;
}

.page-contact .ct-console-time {
  margin-left: auto;
  font-size: 12px;
  color: var(--gray);
}

.page-contact .ct-hero-panel .console-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
}

.page-contact .ct-hero-panel .console-row:last-child {
  border-bottom: 0;
}

.page-contact .ct-hero-panel .console-key {
  color: var(--gray);
}

.page-contact .ct-hero-panel .console-val {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--cyan-soft);
}

.page-contact .ct-panel-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- 渠道 ---------- */
.page-contact .ct-channels {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-channel-grid {
  row-gap: clamp(32px, 5vw, 48px);
  align-items: start;
}

.page-contact .ct-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.page-contact .ct-switch a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-cyan);
  color: var(--cyan-soft);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background .24s var(--ease), color .24s var(--ease), border-color .24s var(--ease);
}

.page-contact .ct-switch a:hover,
.page-contact .ct-switch a:focus-visible {
  background: rgba(0, 229, 255, .14);
  border-color: var(--cyan);
  color: var(--white);
}

.page-contact .ct-switch a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .ct-channel-grid:has(#ch-email:target) .ct-switch a[href="#ch-email"],
.page-contact .ct-channel-grid:has(#ch-phone:target) .ct-switch a[href="#ch-phone"],
.page-contact .ct-channel-grid:has(#ch-address:target) .ct-switch a[href="#ch-address"] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink-deep);
}

.page-contact .ct-channel {
  background: var(--ct-card);
  border: 1px solid var(--ct-card-line);
  border-radius: var(--r-lg);
  padding: clamp(20px, 3vw, 32px);
  margin-bottom: 14px;
  scroll-margin-top: calc(var(--header-space) + 24px);
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}

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

.page-contact .ct-channel:target {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px var(--line-cyan), 0 26px 48px -34px rgba(0, 229, 255, .75);
}

.page-contact .ct-channel-tag {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--amber);
}

.page-contact .ct-channel h3 {
  margin: 0 0 10px;
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-contact .ct-channel p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ct-ink-soft);
}

.page-contact .ct-copy-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px 12px 18px;
  border-radius: var(--r-md);
  background: rgba(6, 23, 38, .72);
  border: 1px dashed var(--line-cyan);
}

.page-contact .ct-copy-value {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--cyan-soft);
  word-break: break-all;
}

.page-contact .ct-copy-row .copy-btn,
.page-contact .ct-contact-item .copy-btn {
  flex: none;
  min-height: 36px;
}

.page-contact .ct-channel .ct-channel-meta {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
}

.page-contact .ct-channel-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
}

.page-contact .ct-visual-note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--gray);
  padding-left: 16px;
  border-left: 2px solid var(--line-cyan);
}

/* ---------- 流程 ---------- */
.page-contact .ct-flow-section {
  background:
    linear-gradient(180deg, rgba(6, 23, 38, .8), rgba(10, 37, 64, 0) 60%);
}

.page-contact .ct-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 26px;
}

.page-contact .ct-flow li {
  position: relative;
  padding-left: 30px;
}

.page-contact .ct-flow li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(0, 229, 255, .16);
}

.page-contact .ct-flow li::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 24px;
  bottom: -26px;
  width: 1px;
  background: linear-gradient(180deg, var(--line-cyan), transparent);
}

.page-contact .ct-flow li:last-child::after {
  display: none;
}

.page-contact .ct-flow-num {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 8px;
}

.page-contact .ct-flow h3 {
  margin: 0 0 8px;
  font-size: 20px;
}

.page-contact .ct-flow p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ct-ink-soft);
}

.page-contact .ct-flow-time {
  display: inline-block;
  font-size: 12px;
  color: var(--cyan-soft);
  padding: 4px 10px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-cyan);
}

/* ---------- 合作与演示 ---------- */
.page-contact .ct-coop-block {
  background: linear-gradient(150deg, rgba(18, 58, 92, .92), rgba(6, 23, 38, .92));
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  padding: clamp(24px, 5vw, 60px);
}

.page-contact .ct-coop-intro p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ct-ink-soft);
}

.page-contact .ct-coop-intro .section-title {
  margin-bottom: 18px;
}

.page-contact .ct-ask-title {
  margin: 0 0 22px;
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan-soft);
}

.page-contact .ct-ask-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: ask;
  display: grid;
  gap: 18px;
}

.page-contact .ct-ask-list li {
  position: relative;
  padding-left: 46px;
}

.page-contact .ct-ask-list li::before {
  counter-increment: ask;
  content: "0" counter(ask);
  position: absolute;
  left: 0;
  top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--amber);
}

.page-contact .ct-ask-list h3 {
  margin: 0 0 6px;
  font-size: 17px;
}

.page-contact .ct-ask-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--gray);
}

.page-contact .ct-coop-note {
  margin: 24px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- 文档纠错 ---------- */
.page-contact .ct-docfix-grid {
  row-gap: clamp(28px, 4vw, 44px);
}

.page-contact .ct-docfix .section-title {
  margin-bottom: 16px;
}

.page-contact .ct-docfix p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ct-ink-soft);
}

.page-contact .ct-docfix-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
}

.page-contact .ct-inline-link {
  color: var(--cyan-soft);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .ct-inline-link:hover,
.page-contact .ct-inline-link:focus-visible {
  color: var(--white);
  border-color: var(--cyan);
}

.page-contact .ct-fix-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-contact .ct-fix-list li {
  padding-left: 18px;
  border-left: 2px solid var(--line-cyan);
}

.page-contact .ct-fix-list h3 {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--white);
}

.page-contact .ct-fix-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray);
}

.page-contact .ct-fix-note {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--cyan-soft);
}

/* ---------- 奶油纸区块 ---------- */
.page-contact .ct-paper {
  background: var(--paper);
  color: var(--deep-sea);
  padding: clamp(52px, 8vw, 100px) 0;
}

.page-contact .ct-paper-grid {
  row-gap: clamp(30px, 4vw, 48px);
  align-items: start;
}

.page-contact .ct-paper-num {
  color: rgba(10, 37, 64, .62);
}

.page-contact .ct-paper-title {
  margin: 0 0 16px;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--deep-sea);
}

.page-contact .ct-paper-lede {
  margin: 0 0 26px;
  max-width: 32em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ct-paper-ink);
}

.page-contact .ct-hours {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-hours-item {
  padding: 16px 0;
  border-top: 1px solid rgba(10, 37, 64, .16);
}

.page-contact .ct-hours-item:last-child {
  border-bottom: 1px solid rgba(10, 37, 64, .16);
}

.page-contact .ct-hours dt {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--deep-sea);
  margin-bottom: 6px;
}

.page-contact .ct-hours dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ct-paper-ink);
}

.page-contact .ct-paper-foot {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ct-paper-ink);
}

.page-contact .ct-inline-link--dark {
  color: var(--deep-sea);
  border-color: rgba(10, 37, 64, .38);
}

.page-contact .ct-inline-link--dark:hover,
.page-contact .ct-inline-link--dark:focus-visible {
  color: #052a3f;
  border-color: var(--deep-sea);
}

.page-contact .ct-paper-side img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-lg);
  margin-bottom: 18px;
}

.page-contact .ct-paper-contact {
  background: var(--white);
  border-radius: var(--r-lg);
  padding: clamp(18px, 2.6vw, 26px);
  box-shadow: 0 18px 36px -30px rgba(10, 37, 64, .9);
}

.page-contact .ct-contact-label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(10, 37, 64, .55);
}

.page-contact .ct-contact-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 12px 0;
  border-top: 1px solid rgba(10, 37, 64, .12);
}

.page-contact .ct-contact-item:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-contact .ct-contact-key {
  flex: none;
  width: 40px;
  font-size: 13px;
  color: rgba(10, 37, 64, .6);
}

.page-contact .ct-contact-val {
  flex: 1 1 160px;
  min-width: 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--deep-sea);
  word-break: break-all;
}

/* ---------- 琥珀橙强调区 ---------- */
.page-contact .ct-cta {
  background: var(--amber);
  color: var(--ink-deep);
  border-radius: var(--r-xl);
  padding: clamp(26px, 4.6vw, 56px);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-contact .ct-cta h2 {
  margin: 0 0 12px;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--ink-deep);
}

.page-contact .ct-cta p {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.75;
  color: rgba(4, 16, 27, .82);
}

.page-contact .ct-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .ct-btn-solid,
.page-contact .ct-btn-line {
  min-height: 46px;
  border-radius: var(--r-pill);
  font-weight: 700;
  font-size: 15px;
  padding: 0 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}

.page-contact .ct-btn-solid {
  background: var(--ink-deep);
  color: var(--white);
  border: 1px solid var(--ink-deep);
}

.page-contact .ct-btn-solid:hover,
.page-contact .ct-btn-solid:focus-visible {
  background: var(--deep-sea);
  transform: translateY(-2px);
}

.page-contact .ct-btn-line {
  background: transparent;
  color: var(--ink-deep);
  border: 1px solid rgba(4, 16, 27, .5);
}

.page-contact .ct-btn-line:hover,
.page-contact .ct-btn-line:focus-visible {
  background: rgba(4, 16, 27, .1);
  transform: translateY(-2px);
}

.page-contact .ct-btn-solid:focus-visible,
.page-contact .ct-btn-line:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 3px;
}

.page-contact .ct-cta-wrap {
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .page-contact .ct-cta-copy {
    flex: 1 1 auto;
    max-width: 44em;
  }

  .page-contact .ct-cta-actions {
    flex: none;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-flow {
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    position: relative;
    padding-top: 6px;
  }

  .page-contact .ct-flow::before {
    content: "";
    position: absolute;
    left: 6px;
    right: 6px;
    top: 10px;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan), rgba(255, 159, 28, .55) 55%, rgba(169, 183, 198, .2));
  }

  .page-contact .ct-flow li {
    padding-left: 0;
    padding-top: 30px;
  }

  .page-contact .ct-flow li::before {
    top: 0;
    left: 0;
  }

  .page-contact .ct-flow li::after {
    display: none;
  }
}

@media (max-width: 899px) {
  .page-contact .ct-channel-visual {
    order: 2;
  }

  .page-contact .ct-channel-visual img {
    max-height: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-switch a,
  .page-contact .ct-btn-solid,
  .page-contact .ct-btn-line,
  .page-contact .ct-channel {
    transition: none;
  }

  .page-contact .ct-btn-solid:hover,
  .page-contact .ct-btn-line:hover {
    transform: none;
  }
}
<<<END>>>