.page-contact {
  --ct-accent: var(--green);
  --ct-card: var(--graphite);
  --ct-card-hi: #212121;
  --ct-rail-gap: 14px;
}

/* ---------- 面包屑 ---------- */
.page-contact .ct-crumb {
  padding-top: var(--s2);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  padding: 20px 0 var(--s2);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-hero h1 {
  margin: 16px 0 0;
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -0.015em;
  color: var(--text);
  max-width: 15em;
}

.page-contact .ct-hero__lede {
  margin: 22px 0 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-contact .ct-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

/* ---------- 章节公共 ---------- */
.page-contact .ct-sec {
  padding-top: var(--s3);
}

.page-contact .ct-sec__intro {
  margin: 12px 0 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-mute);
}

.page-contact .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

/* ---------- 渠道一览 ---------- */
.page-contact .ct-channels {
  display: grid;
  gap: var(--s2);
  margin-top: var(--s2);
}

.page-contact .ct-rail {
  display: grid;
  gap: var(--ct-rail-gap);
}

.page-contact .ct-channel {
  position: relative;
  padding: 20px 20px 18px;
  background: var(--ct-card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--ct-accent);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .ct-channel:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  background: var(--ct-card-hi);
}

.page-contact .ct-channel--green { --ct-accent: var(--green-hi); }
.page-contact .ct-channel--orange { --ct-accent: var(--orange); }
.page-contact .ct-channel--silver { --ct-accent: var(--silver); }

.page-contact .ct-channel__top {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-contact .ct-channel__ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  color: var(--ct-accent);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.page-contact .ct-channel__ico svg {
  width: 19px;
  height: 19px;
}

.page-contact .ct-channel__name {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.01em;
}

.page-contact .ct-channel__role {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-mute);
}

.page-contact .ct-channel__value {
  margin: 14px 0 12px;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--orange);
  word-break: break-all;
}

.page-contact .ct-copy {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text-dim);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 7px 15px;
  border-radius: var(--r);
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .ct-copy:hover,
.page-contact .ct-copy:focus-visible {
  border-color: var(--orange);
  color: var(--orange);
  background: rgba(255, 107, 53, 0.08);
}

.page-contact .ct-copy.is-done {
  border-color: var(--green-hi);
  color: var(--green-hi);
  background: rgba(13, 112, 67, 0.14);
}

.page-contact .ct-side {
  display: grid;
  gap: var(--s2);
  min-width: 0;
}

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

.page-contact .ct-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--ink);
}

.page-contact .ct-figure figcaption {
  margin-top: 12px;
  padding-left: 11px;
  border-left: 2px solid var(--orange);
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-mute);
}

.page-contact .ct-side__brief h3 {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: none;
}

.page-contact .ct-steps li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-steps li:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-steps__n {
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.06em;
  line-height: 1.7;
}

.page-contact .ct-steps__b strong {
  display: block;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text);
}

.page-contact .ct-steps__b p {
  margin: 5px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-mute);
}

/* ---------- 服务时间与响应 ---------- */
.page-contact .ct-desk {
  margin-top: var(--s2);
  padding: 24px 20px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(10, 92, 54, 0.42) 0%, rgba(6, 61, 36, 0.08) 45%, rgba(17, 17, 17, 0) 100%),
    var(--ink);
}

.page-contact .ct-desk__lead p {
  margin: 16px 0 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.page-contact .ct-desk__lead p.text-dim {
  color: var(--text-dim);
  font-size: 14px;
}

.page-contact .ct-slots {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-slot {
  display: grid;
  gap: 5px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-slot__k {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-contact .ct-slot__v {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 合作与线索 ---------- */
.page-contact .ct-coop {
  display: grid;
  gap: var(--s2);
  margin-top: var(--s2);
}

.page-contact .ct-coop__list {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-contact .ct-coop__item {
  padding: 20px;
  background: var(--ct-card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--silver);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .ct-coop__item:nth-child(1) { border-left-color: var(--green-hi); }
.page-contact .ct-coop__item:nth-child(2) { border-left-color: var(--indigo); }
.page-contact .ct-coop__item:nth-child(3) { border-left-color: var(--wine); }
.page-contact .ct-coop__item:nth-child(4) { border-left-color: var(--orange); }

.page-contact .ct-coop__item:hover {
  background: var(--ct-card-hi);
}

.page-contact .ct-coop__item h3 {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-contact .ct-coop__tag {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--silver);
  border: 1px solid var(--line);
  padding: 2px 8px;
  border-radius: var(--r);
}

.page-contact .ct-coop__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .ct-coop__need {
  margin-top: 12px !important;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px !important;
  color: var(--text-mute) !important;
}

.page-contact .ct-coop__need .mono {
  display: inline-block;
  margin-right: 8px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--orange);
  border-bottom: 1px solid rgba(255, 107, 53, 0.4);
}

.page-contact .ct-figure--coop {
  margin: 0;
}

/* ---------- 来访与邮寄 ---------- */
.page-contact .ct-visit {
  display: grid;
  gap: var(--s2);
  margin-top: var(--s2);
}

.page-contact .ct-visit__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 24px 20px;
  background: var(--green-deep);
  border: 1px solid var(--green-hi);
}

.page-contact .ct-visit__ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  color: var(--orange-soft);
  border: 1px solid rgba(255, 160, 107, 0.45);
}

.page-contact .ct-visit__ico svg {
  width: 20px;
  height: 20px;
}

.page-contact .ct-visit__card h3 {
  margin: 14px 0 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-contact .ct-visit__addr {
  margin: 10px 0 16px;
  font-size: 15px;
  line-height: 1.7;
  font-weight: 600;
  color: var(--text);
}

.page-contact .ct-visit__meta {
  margin: 14px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

.page-contact .ct-visit__note h3 {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-contact .ct-visit__note p {
  margin: 0 0 14px;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-contact .ct-visit__note p.text-dim {
  color: var(--text-mute);
  font-size: 14px;
}

/* ---------- 常见联系问题 ---------- */
.page-contact .ct-faq {
  margin-top: var(--s2);
  border-top: 1px solid var(--line);
}

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

.page-contact .ct-qa__btn {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 18px 0;
  background: none;
  border: 0;
  text-align: left;
  font-family: var(--font-sans);
  color: var(--text);
  cursor: pointer;
  transition: color 0.2s var(--ease);
}

.page-contact .ct-qa__btn:hover,
.page-contact .ct-qa__btn:focus-visible {
  color: var(--orange);
}

.page-contact .ct-qa__num {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-contact .ct-qa__q {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
}

.page-contact .ct-qa__mark {
  position: relative;
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
}

.page-contact .ct-qa__mark::before,
.page-contact .ct-qa__mark::after {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 14px;
  height: 1.5px;
  background: var(--silver);
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .ct-qa__mark::after {
  transform: rotate(90deg);
}

.page-contact .ct-qa[data-open] .ct-qa__mark::after {
  transform: rotate(0deg);
}

.page-contact .ct-qa[data-open] .ct-qa__mark::before,
.page-contact .ct-qa[data-open] .ct-qa__mark::after {
  background: var(--orange);
}

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

.page-contact .ct-qa__panel p {
  margin: 0;
  max-width: 46em;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-contact .ct-qa__panel a {
  color: var(--orange-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ct-qa__panel a:hover {
  color: var(--orange);
}

/* ---------- 相关栏目 ---------- */
.page-contact .ct-next {
  margin-top: var(--s3);
  padding-top: var(--s2);
  border-top: 1px solid var(--line);
}

.page-contact .ct-next__list {
  list-style: none;
  margin: 22px 0 var(--s3);
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-next__list li {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-next__list a {
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

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

.page-contact .ct-next__list span {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-mute);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-hero {
    padding-top: 28px;
    padding-bottom: var(--s2);
  }

  .page-contact .ct-hero__lede {
    font-size: 17px;
  }

  .page-contact .ct-desk {
    padding: 32px 30px;
  }

  .page-contact .ct-slot {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

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

  .page-contact .ct-coop__item {
    padding: 24px;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-channels {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--s3);
    align-items: start;
  }

  .page-contact .ct-coop {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--s3);
    align-items: start;
  }

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

  .page-contact .ct-visit {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--s3);
    align-items: start;
  }

  .page-contact .ct-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--s2);
  }
}

@media (min-width: 1200px) {
  .page-contact .ct-hero h1 {
    font-size: 56px;
  }

  .page-contact .ct-rail {
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-copy,
  .page-contact .ct-coop__item,
  .page-contact .ct-qa__btn,
  .page-contact .ct-qa__mark::before,
  .page-contact .ct-qa__mark::after,
  .page-contact .ct-next__list a {
    transition: none;
  }
}
<<<END>>>