.page-contact {
  --ct-gap: clamp(20px, 4vw, 40px);
  background: var(--ink);
  color: var(--smoke);
  font-family: var(--font-body);
  padding-bottom: clamp(40px, 7vw, 88px);
}

.page-contact .ct-breadcrumb-wrap {
  padding-top: clamp(16px, 3vw, 28px);
  padding-bottom: 4px;
}

.page-contact a {
  color: inherit;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding: clamp(24px, 4vw, 52px) 0 clamp(36px, 6vw, 76px);
}

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: end;
}

.page-contact .ct-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--teal);
}

.page-contact .ct-hero__eyebrow::before {
  content: "";
  width: 30px;
  height: 1px;
  flex: none;
  background: var(--line-strong);
}

.page-contact .ct-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.1rem, 5.4vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .ct-hero__lede {
  max-width: 46ch;
  margin: 22px 0 0;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.78;
  color: var(--smoke);
}

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

.page-contact .ct-hero__media .media-frame {
  width: 100%;
}

.page-contact .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 合作类型 + 联系面板 ---------- */
.page-contact .ct-board {
  padding: clamp(16px, 3vw, 32px) 0 clamp(36px, 6vw, 72px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-board__head {
  max-width: 660px;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .section-head__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--bronze);
}

.page-contact .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3.2vw, 2.3rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .ct-board__intro {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 56ch;
}

.page-contact .ct-board__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
}

.page-contact .ct-types {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 20px);
}

.page-contact .ct-type {
  position: relative;
  background: var(--ink);
  border: 1px solid var(--line-strong);
  padding: clamp(20px, 3vw, 28px);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-contact .ct-type::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 20px;
  height: 20px;
  background: var(--coral);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
}

.page-contact .ct-type:hover,
.page-contact .ct-type:focus-within {
  border-color: var(--teal);
  transform: translateY(-2px);
}

.page-contact .ct-type__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.page-contact .ct-type__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.25rem, 2.2vw, 1.5rem);
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .ct-type__desc {
  margin: 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--smoke);
}

.page-contact .ct-type__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mist);
}

.page-contact .ct-type__list li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-contact .ct-type__list li::before {
  content: "";
  flex: none;
  width: 10px;
  height: 1px;
  background: var(--teal);
}

/* 联系面板 */
.page-contact .ct-panel {
  order: -1;
  background: var(--graphite);
  border: 1px solid var(--line-strong);
  padding: clamp(20px, 3vw, 28px);
  box-shadow: var(--shadow-deep);
}

.page-contact .ct-panel__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--bronze);
}

.page-contact .ct-panel__status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--teal);
}

.page-contact .ct-dot {
  width: 6px;
  height: 6px;
  flex: none;
  background: var(--coral);
}

.page-contact .ct-panel__title {
  margin: 14px 0 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 2.4vw, 1.7rem);
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .ct-panel__rows {
  margin: 0;
}

.page-contact .ct-row {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-row:first-child {
  border-top: none;
  padding-top: 0;
}

.page-contact .ct-row__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-contact .ct-row__value {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .ct-mono {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.01em;
  line-height: 1.5;
  color: var(--paper);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .ct-mono--addr {
  font-size: 13px;
  color: var(--smoke);
}

.page-contact .ct-copy {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 3px 9px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--bronze);
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .ct-copy:hover,
.page-contact .ct-copy:focus-visible {
  color: var(--teal);
  border-color: var(--teal);
  outline: none;
}

.page-contact .ct-copy[data-copy-state] {
  color: var(--coral);
  border-color: var(--coral);
}

.page-contact .ct-panel__media {
  margin-top: 20px;
}

.page-contact .ct-panel__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 流程 ---------- */
.page-contact .ct-flow {
  padding: clamp(36px, 6vw, 72px) 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-flow__head {
  max-width: 640px;
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-contact .ct-flow__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .ct-step {
  position: relative;
  padding: 20px 0 24px 24px;
  border-left: 1px solid var(--line);
}

.page-contact .ct-step__index {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--teal);
}

.page-contact .ct-step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .ct-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--smoke);
}

/* ---------- 数据带 ---------- */
.page-contact .ct-proof {
  padding: clamp(24px, 4vw, 40px) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-proof__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 28px);
}

.page-contact .ct-proof__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  line-height: 1;
  color: var(--paper);
}

.page-contact .ct-proof__label {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  line-height: 1.5;
  color: var(--mist);
}

/* ---------- 来访与邮寄 ---------- */
.page-contact .ct-visit {
  padding: clamp(36px, 6vw, 72px) 0;
}

.page-contact .ct-visit__inner {
  max-width: 680px;
  border-left: 2px solid var(--bronze);
  padding-left: clamp(18px, 3vw, 30px);
}

.page-contact .ct-visit__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--bronze);
}

.page-contact .ct-visit__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.3;
  color: var(--paper);
}

.page-contact .ct-visit__address {
  margin: 14px 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  letter-spacing: 0.02em;
  line-height: 1.6;
  color: var(--teal);
  overflow-wrap: anywhere;
}

.page-contact .ct-visit__note,
.page-contact .ct-visit__links {
  margin: 0 0 10px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--smoke);
}

.page-contact .ct-visit__links a {
  color: var(--teal);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 179, 163, 0.45);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .ct-visit__links a:hover,
.page-contact .ct-visit__links a:focus-visible {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

/* ---------- 常见问题 ---------- */
.page-contact .ct-faq {
  padding: clamp(32px, 5vw, 64px) 0 clamp(20px, 4vw, 40px);
}

.page-contact .ct-faq__head {
  max-width: 620px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-contact .ct-q {
  border-top: 1px solid var(--line);
}

.page-contact .ct-q:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-q__q {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.6;
  color: var(--paper);
  transition: color 0.2s var(--ease);
}

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

.page-contact .ct-q__q:hover,
.page-contact .ct-q__q:focus-visible {
  color: var(--teal);
  outline: none;
}

.page-contact .ct-q__mark {
  position: relative;
  flex: none;
  width: 12px;
  height: 12px;
  align-self: center;
  transform: translateY(2px);
}

.page-contact .ct-q__mark::before,
.page-contact .ct-q__mark::after {
  content: "";
  position: absolute;
  background: var(--bronze);
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .ct-q__mark::before {
  top: 50%;
  left: 0;
  width: 12px;
  height: 1px;
}

.page-contact .ct-q__mark::after {
  top: 0;
  left: 50%;
  width: 1px;
  height: 12px;
}

.page-contact .ct-q[open] .ct-q__mark::after {
  transform: scaleY(0);
}

.page-contact .ct-q[open] .ct-q__mark::before {
  background: var(--teal);
}

.page-contact .ct-q__a {
  padding: 0 0 20px;
}

.page-contact .ct-q__a p {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--smoke);
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .page-contact .ct-proof__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .ct-flow__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .ct-step {
    border-left: none;
    border-top: 1px solid var(--line);
    padding: 24px 24px 0 0;
  }

  .page-contact .ct-step::before {
    content: "";
    position: absolute;
    top: -1px;
    left: 0;
    width: 34px;
    height: 2px;
    background: var(--teal);
  }

  .page-contact .ct-step:last-child::before {
    background: var(--coral);
  }
}

@media (min-width: 1024px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }

  .page-contact .ct-board__grid {
    grid-template-columns: minmax(0, 1fr) 400px;
    align-items: start;
  }

  .page-contact .ct-panel {
    order: 0;
    position: sticky;
    top: 128px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-type,
  .page-contact .ct-copy,
  .page-contact .ct-q__q,
  .page-contact .ct-q__mark::before,
  .page-contact .ct-q__mark::after {
    transition: none;
  }

  .page-contact .ct-type:hover,
  .page-contact .ct-type:focus-within {
    transform: none;
  }
}
<<<END>>>