.page-contact {
  --c-hair: rgba(126, 142, 166, 0.22);
  --c-cy-line: rgba(60, 224, 224, 0.34);
  --c-cy-fill: rgba(60, 224, 224, 0.07);
  --c-paper-line: rgba(42, 31, 26, 0.3);
  display: block;
  overflow-wrap: break-word;
  padding-bottom: clamp(40px, 7vw, 96px);
}

.page-contact .ct-sep {
  color: var(--dim);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4vw, 44px) 0 clamp(36px, 6vw, 76px);
  border-bottom: 1px solid var(--c-hair);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(880px 420px at 84% 6%, rgba(60, 224, 224, 0.13), transparent 62%),
    radial-gradient(520px 320px at 4% 96%, rgba(255, 106, 43, 0.1), transparent 68%);
}

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

.page-contact .ct-hero__title {
  margin: 14px 0 0;
  max-width: 17ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.6vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--head);
}

.page-contact .ct-hero__lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 60ch;
  color: var(--text);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.6vw, 32px);
}

.page-contact .ct-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: clamp(16px, 2.6vw, 28px);
  margin: clamp(28px, 4.6vw, 48px) 0 0;
  padding-top: clamp(20px, 3.4vw, 30px);
  border-top: 1px dashed var(--c-hair);
}

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

.page-contact .ct-stat__label {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--dim);
}

.page-contact .ct-stat__num {
  margin: 8px 0 0;
  font-size: var(--fs-24);
  font-weight: 700;
  color: var(--cy);
  line-height: 1.2;
}

/* ---------- 章节通用头部 ---------- */
.page-contact .ct-route,
.page-contact .ct-modes,
.page-contact .ct-local,
.page-contact .ct-faq,
.page-contact .ct-next {
  padding: clamp(40px, 6vw, 84px) 0;
}

.page-contact .ct-route {
  border-bottom: 1px solid var(--c-hair);
}

.page-contact .ct-head {
  max-width: 66ch;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-contact .ct-head__note {
  margin: 14px 0 0;
  color: var(--dim);
  font-size: var(--fs-16);
  line-height: 1.75;
}

/* ---------- 四站路线 ---------- */
.page-contact .ct-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.page-contact .ct-track__stop {
  position: relative;
  padding: 0 0 26px 40px;
}

.page-contact .ct-track__stop::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 9px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cy);
  box-shadow: 0 0 0 4px rgba(60, 224, 224, 0.16);
}

.page-contact .ct-track__stop::after {
  content: "";
  position: absolute;
  left: 10px;
  top: 25px;
  bottom: 6px;
  width: 1px;
  background: var(--c-cy-line);
}

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

.page-contact .ct-stop {
  background: linear-gradient(180deg, rgba(12, 23, 40, 0.92), rgba(6, 12, 24, 0.92));
  border: 1px solid var(--c-hair);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color 240ms var(--ease);
}

.page-contact .ct-stop:hover,
.page-contact .ct-stop[open] {
  border-color: var(--c-cy-line);
}

.page-contact .ct-stop__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .ct-stop__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-18);
  line-height: 1;
  color: var(--cy);
}

.page-contact .ct-stop[open] .ct-stop__head::after {
  content: "\2212";
}

.page-contact .ct-stop__idx {
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--cy);
}

.page-contact .ct-stop__name {
  flex: 1 1 auto;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-18);
  color: var(--head);
}

.page-contact .ct-stop__time {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--amber);
  white-space: nowrap;
}

.page-contact .ct-stop__body {
  padding: 14px 16px 18px;
  border-top: 1px dashed var(--c-hair);
}

.page-contact .ct-stop__need {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--dim);
}

.page-contact .ct-stop__list {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--text);
  font-size: var(--fs-16);
  line-height: 1.7;
}

.page-contact .ct-stop__list li + li {
  margin-top: 4px;
}

.page-contact .ct-stop__out {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--c-hair);
  color: var(--cy-soft);
  font-size: var(--fs-16);
  line-height: 1.7;
}

/* ---------- 横幅图 ---------- */
.page-contact .ct-band {
  margin: clamp(30px, 5vw, 60px) 0 0;
}

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

/* ---------- 合作方式 ---------- */
.page-contact .ct-modes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-contact .ct-mode-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .ct-mode {
  padding: clamp(16px, 2.4vw, 24px) clamp(14px, 2vw, 22px);
  border-top: 1px solid var(--c-hair);
  border-radius: var(--r-md);
  transition: background-color 240ms var(--ease), border-color 240ms var(--ease);
}

.page-contact .ct-mode:last-child {
  border-bottom: 1px solid var(--c-hair);
}

.page-contact .ct-mode:hover,
.page-contact .ct-mode:focus-within {
  background: var(--c-cy-fill);
  border-color: var(--c-cy-line);
}

.page-contact .ct-mode__idx {
  display: block;
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
  color: var(--cy);
}

.page-contact .ct-mode__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-24);
  line-height: 1.25;
  color: var(--head);
}

.page-contact .ct-mode__fit {
  margin: 8px 0 0;
  font-size: var(--fs-13);
  color: var(--cy-soft);
  line-height: 1.6;
}

.page-contact .ct-mode__desc {
  margin: 12px 0 0;
  max-width: 62ch;
  color: var(--text);
  font-size: var(--fs-16);
  line-height: 1.75;
}

/* ---------- 展签式联系卡片 ---------- */
.page-contact .ct-card {
  align-self: start;
  padding: clamp(20px, 3vw, 30px);
  background: var(--paper);
  color: var(--paper-ink);
  border: 1px solid var(--c-paper-line);
  border-radius: var(--r-lg);
  box-shadow: 0 24px 60px -34px rgba(0, 0, 0, 0.9);
}

.page-contact .ct-card__label {
  display: inline-block;
  padding: 3px 11px;
  border: 1px solid rgba(42, 31, 26, 0.42);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.16em;
}

.page-contact .ct-card__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-32);
  line-height: 1.15;
  color: var(--paper-ink);
}

.page-contact .ct-card__lead {
  margin: 12px 0 0;
  font-size: var(--fs-16);
  line-height: 1.7;
  color: rgba(42, 31, 26, 0.82);
}

.page-contact .ct-card__list {
  margin: 18px 0 0;
}

.page-contact .ct-card__row {
  padding: 12px 0;
  border-top: 1px solid rgba(42, 31, 26, 0.16);
}

.page-contact .ct-card__key {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: rgba(42, 31, 26, 0.62);
}

.page-contact .ct-card__val {
  margin: 5px 0 0;
  font-size: clamp(1rem, 2.6vw, 1.125rem);
  font-weight: 700;
  line-height: 1.45;
  word-break: break-word;
}

.page-contact .ct-card__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(42, 31, 26, 0.16);
  font-size: var(--fs-13);
  line-height: 1.7;
  color: rgba(42, 31, 26, 0.78);
}

/* ---------- 本地沟通 ---------- */
.page-contact .ct-local {
  border-top: 1px solid var(--c-hair);
}

.page-contact .ct-local__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-contact .ct-local__lede {
  margin: 14px 0 0;
  max-width: 60ch;
  color: var(--text);
  font-size: var(--fs-16);
  line-height: 1.75;
}

.page-contact .ct-codes {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
}

.page-contact .ct-code {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px dashed var(--c-hair);
}

.page-contact .ct-code__k {
  min-width: 6.5em;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--dim);
}

.page-contact .ct-code__v {
  flex: 1 1 auto;
  color: var(--cy-soft);
  font-size: var(--fs-16);
}

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

/* ---------- 常见问题 ---------- */
.page-contact .ct-faq {
  border-top: 1px solid var(--c-hair);
}

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

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

.page-contact .ct-q:last-child {
  border-bottom: 1px solid var(--c-hair);
}

.page-contact .ct-q summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 12px;
  padding: 17px 4px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-18);
  color: var(--head);
  transition: color 200ms var(--ease);
}

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

.page-contact .ct-q summary::before {
  content: "?";
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  color: var(--cy);
}

.page-contact .ct-q summary::after {
  content: "展开";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--dim);
}

.page-contact .ct-q[open] summary::after {
  content: "收起";
  color: var(--cy);
}

.page-contact .ct-q summary:hover {
  color: var(--cy);
}

.page-contact .ct-q__body {
  padding: 0 4px 20px 26px;
  max-width: 68ch;
  color: var(--text);
  font-size: var(--fs-16);
  line-height: 1.75;
}

.page-contact .ct-q__body p {
  margin: 0;
}

/* ---------- 延伸阅读 ---------- */
.page-contact .ct-next {
  border-top: 1px solid var(--c-hair);
}

.page-contact .ct-next__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-24);
  color: var(--head);
}

.page-contact .ct-next__list {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-next__list a {
  display: block;
  padding: 15px 18px;
  border: 1px solid var(--c-hair);
  border-radius: var(--r-md);
  color: var(--text);
  font-size: var(--fs-16);
  text-decoration: none;
  transition: border-color 240ms var(--ease), background-color 240ms var(--ease), color 240ms var(--ease);
}

.page-contact .ct-next__list a:hover,
.page-contact .ct-next__list a:focus-visible {
  border-color: var(--cy);
  background: var(--c-cy-fill);
  color: var(--head);
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-hero__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-contact .ct-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(16px, 2.2vw, 30px);
  }

  .page-contact .ct-track__stop {
    padding: 30px 0 0;
    border-top: 1px solid var(--c-cy-line);
  }

  .page-contact .ct-track__stop::before {
    left: 0;
    top: -6px;
  }

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

  .page-contact .ct-modes__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.78fr);
    gap: clamp(26px, 3.4vw, 48px);
  }

  .page-contact .ct-local__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: center;
  }

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

  .page-contact .ct-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
<<<END>>>