.page-contact {
  --ct-accent-line: rgba(201, 255, 74, 0.45);
  color: var(--bone);
}

.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(26px, 5vw, 52px);
  padding-bottom: clamp(40px, 6vw, 78px);
  background:
    radial-gradient(92% 72% at 88% 6%, rgba(201, 255, 74, 0.12), transparent 62%),
    radial-gradient(70% 62% at 2% 98%, rgba(255, 138, 61, 0.1), transparent 60%),
    linear-gradient(168deg, #081C15 0%, #0c231c 58%, #081C15 100%);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: -22% -12% auto auto;
  width: min(720px, 92%);
  height: 520px;
  background: repeating-linear-gradient(112deg, rgba(167, 179, 170, 0.1) 0 1px, transparent 1px 46px);
  pointer-events: none;
  opacity: 0.75;
  -webkit-mask-image: linear-gradient(200deg, #000 8%, transparent 72%);
  mask-image: linear-gradient(200deg, #000 8%, transparent 72%);
}

.page-contact .ct-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: end;
}

.page-contact .ct-hero-copy .breadcrumbs {
  margin-bottom: 18px;
}

.page-contact .ct-hero-copy .eyebrow {
  margin: 0 0 12px;
}

.page-contact .ct-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 6vw, 4rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--bone);
}

.page-contact .ct-lead {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(244, 239, 226, 0.82);
}

.page-contact .ct-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .ct-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-contact .ct-hero-media,
.page-contact .ct-channel-media {
  margin: 0;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  overflow: hidden;
  background: var(--slate);
}

.page-contact .ct-hero-media img,
.page-contact .ct-channel-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 章节骨架 ---------- */
.page-contact .ct-block {
  position: relative;
  padding-top: clamp(44px, 7vw, 86px);
  padding-bottom: clamp(44px, 7vw, 86px);
}

.page-contact .ct-head {
  display: grid;
  gap: 10px;
  max-width: 64ch;
  margin-bottom: clamp(22px, 3.5vw, 38px);
}

.page-contact .ct-head .section-num {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  color: var(--lime);
}

.page-contact .ct-head .section-num::after {
  content: "";
  width: 44px;
  height: 1px;
  background: var(--line-strong);
}

.page-contact .ct-head .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--bone);
}

.page-contact .ct-head .section-dek {
  margin: 0;
  max-width: 48ch;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 01 合作方向 ---------- */
.page-contact .ct-node-grid {
  display: grid;
  gap: 16px;
}

.page-contact .ct-node {
  position: relative;
  padding: 24px 22px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(26, 43, 39, 0.7);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-contact .ct-node::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  bottom: 22px;
  width: 3px;
  border-radius: 3px;
  background: var(--orange);
}

.page-contact .ct-node:nth-child(2)::before {
  background: var(--lime);
}

.page-contact .ct-node:nth-child(3)::before {
  background: var(--clay);
}

.page-contact .ct-node:nth-child(4)::before {
  background: var(--stone);
}

.page-contact .ct-node:hover,
.page-contact .ct-node:focus-within {
  transform: translateY(-4px);
  border-color: var(--ct-accent-line);
  background: rgba(47, 74, 59, 0.68);
}

.page-contact .ct-node-num {
  position: absolute;
  top: 10px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 2.2rem;
  line-height: 1;
  color: rgba(167, 179, 170, 0.2);
  letter-spacing: -0.02em;
}

.page-contact .ct-node h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.15rem, 2.2vw, 1.4rem);
  color: var(--bone);
  letter-spacing: 0.01em;
}

.page-contact .ct-node-for {
  margin: 8px 0 0;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--lime);
}

.page-contact .ct-node-body {
  margin: 12px 0 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: rgba(244, 239, 226, 0.78);
}

.page-contact .ct-node-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 7px;
  font-size: 0.9rem;
  color: var(--mist);
}

.page-contact .ct-node-list li::before {
  content: "—";
  margin-right: 8px;
  color: var(--orange);
}

/* ---------- 02 合作流程 ---------- */
.page-contact .ct-flow-block {
  background: linear-gradient(180deg, rgba(26, 43, 39, 0.6), rgba(8, 28, 21, 0));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-flow {
  position: relative;
}

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

.page-contact .ct-flow-track svg {
  display: block;
  width: 100%;
  height: 60px;
}

.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: none;
}

.page-contact .ct-step {
  position: relative;
  padding: 18px 20px 20px 54px;
  border-left: 2px solid var(--moss);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(17, 23, 20, 0.62);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.page-contact .ct-step:hover {
  border-left-color: var(--lime);
  background: rgba(26, 43, 39, 0.86);
  transform: translateX(3px);
}

.page-contact .ct-step-num {
  position: absolute;
  left: 16px;
  top: 18px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-contact .ct-step h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.06rem;
  color: var(--bone);
}

.page-contact .ct-step p {
  margin: 8px 0 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 03 联系渠道 ---------- */
.page-contact .ct-channels-block {
  background:
    radial-gradient(80% 60% at 96% 10%, rgba(255, 138, 61, 0.09), transparent 62%),
    linear-gradient(180deg, #0b201a 0%, #081c15 100%);
}

.page-contact .ct-channels {
  display: grid;
  gap: clamp(24px, 4vw, 42px);
  align-items: start;
}

.page-contact .ct-channel-grid {
  display: grid;
  gap: 14px;
}

.page-contact .ct-channel {
  padding: 22px 20px 24px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(26, 43, 39, 0.6);
  box-shadow: inset 0 2px 0 rgba(255, 138, 61, 0.75);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-channel--user {
  box-shadow: inset 0 2px 0 rgba(201, 255, 74, 0.8);
}

.page-contact .ct-channel:hover {
  transform: translateY(-3px);
  border-color: var(--ct-accent-line);
}

.page-contact .ct-channel-tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .ct-channel--user .ct-channel-tag {
  color: var(--lime);
}

.page-contact .ct-channel h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.15rem;
  color: var(--bone);
}

.page-contact .ct-channel-body {
  margin: 10px 0 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: rgba(244, 239, 226, 0.78);
}

.page-contact .ct-lines {
  list-style: none;
  margin: 16px 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 9px;
  font-size: 0.9rem;
}

.page-contact .ct-lines li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
}

.page-contact .ct-key {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-contact .ct-val {
  color: var(--bone);
  overflow-wrap: anywhere;
}

.page-contact .ct-val a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 255, 74, 0.45);
}

.page-contact .ct-val a:hover {
  border-bottom-color: var(--lime);
}

.page-contact .ct-note {
  margin: 18px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--clay);
  border-radius: 0 8px 8px 0;
  background: rgba(185, 106, 76, 0.12);
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(244, 239, 226, 0.8);
}

/* ---------- 04 支持与响应 ---------- */
.page-contact .ct-support-grid {
  display: grid;
  gap: 14px;
}

.page-contact .ct-stat {
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(47, 74, 59, 0.55), rgba(17, 23, 20, 0.72));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .ct-stat:hover {
  transform: translateY(-3px);
  border-color: var(--ct-accent-line);
}

.page-contact .ct-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3.6vw, 2.3rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--lime);
}

.page-contact .ct-stat-label {
  display: block;
  margin-top: 12px;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .ct-support-notes {
  margin-top: 22px;
  display: grid;
  gap: 12px;
  max-width: 72ch;
}

.page-contact .ct-support-notes p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: rgba(244, 239, 226, 0.78);
}

.page-contact .ct-support-notes a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 255, 74, 0.4);
}

.page-contact .ct-support-notes a:hover {
  border-bottom-color: var(--lime);
}

/* ---------- 05 伙伴类型 ---------- */
.page-contact .ct-partners {
  border-top: 1px solid var(--line);
}

.page-contact .ct-partner-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-contact .ct-partner {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 18px 6px;
  border-bottom: 1px solid var(--line);
  transition: background-color var(--dur) var(--ease);
}

.page-contact .ct-partner:hover {
  background: rgba(47, 74, 59, 0.35);
}

.page-contact .ct-partner-count {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1.4;
  color: var(--orange);
  letter-spacing: -0.01em;
}

.page-contact .ct-partner-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.02rem;
  color: var(--bone);
}

.page-contact .ct-partner-desc {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 06 常见问题 ---------- */
.page-contact .ct-faq-block {
  background: linear-gradient(180deg, rgba(17, 23, 20, 0.55), rgba(8, 28, 21, 0));
  border-top: 1px solid var(--line);
}

.page-contact .ct-faq {
  display: grid;
  gap: 10px;
}

.page-contact .ct-faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(17, 23, 20, 0.66);
  padding: 16px 18px;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .ct-faq details:hover,
.page-contact .ct-faq details[open] {
  border-color: var(--ct-accent-line);
  background: rgba(26, 43, 39, 0.78);
}

.page-contact .ct-faq summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--bone);
}

.page-contact .ct-faq summary::-webkit-details-marker {
  display: none;
}

.page-contact .ct-faq summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1.4;
  color: var(--lime);
}

.page-contact .ct-faq details[open] summary::after {
  content: "–";
  color: var(--orange);
}

.page-contact .ct-faq details p {
  margin: 12px 0 0;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .ct-faq details p a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 255, 74, 0.4);
}

.page-contact .ct-tail {
  margin-top: clamp(26px, 4vw, 40px);
  padding: 22px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: rgba(47, 74, 59, 0.4);
  display: grid;
  gap: 16px;
}

.page-contact .ct-tail p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.78;
  color: rgba(244, 239, 226, 0.82);
}

.page-contact .ct-tail p a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 255, 74, 0.4);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .ct-support-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .ct-channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-contact .ct-partner {
    grid-template-columns: 72px 178px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-contact .ct-partner-count {
    grid-row: auto;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero-inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  }

  .page-contact .ct-node-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .ct-node:nth-child(even) {
    transform: translateY(18px);
  }

  .page-contact .ct-node:nth-child(even):hover,
  .page-contact .ct-node:nth-child(even):focus-within {
    transform: translateY(14px);
  }

  .page-contact .ct-flow-track {
    display: block;
    margin-bottom: -18px;
    opacity: 0.85;
  }

  .page-contact .ct-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .ct-step {
    padding: 52px 18px 22px;
    border-left: none;
    border-top: 2px solid var(--moss);
    border-radius: 0 0 var(--radius) var(--radius);
  }

  .page-contact .ct-step:hover {
    border-top-color: var(--lime);
    transform: translateY(-4px);
  }

  .page-contact .ct-step-num {
    left: 18px;
    top: 18px;
  }

  .page-contact .ct-channels {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
  }

  .page-contact .ct-channel-media {
    position: sticky;
    top: calc(var(--top-h) + 24px);
  }

  .page-contact .ct-tail {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 26px 26px;
  }
}

@media (min-width: 1180px) {
  .page-contact .ct-hero {
    padding-top: clamp(40px, 5vw, 64px);
  }

  .page-contact .ct-node {
    padding: 28px 26px 30px;
  }

  .page-contact .ct-faq details {
    padding: 18px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-node,
  .page-contact .ct-step,
  .page-contact .ct-channel,
  .page-contact .ct-stat,
  .page-contact .ct-faq details {
    transition-duration: 1ms;
    transform: none !important;
  }
}
<<<PAGE_CSS_END>>>