.page-contact {
  --ct-line: rgba(14, 20, 18, .12);
  --ct-line-soft: rgba(14, 20, 18, .08);
  --ct-body: rgba(14, 20, 18, .80);
  --ct-body-inverse: rgba(244, 241, 232, .80);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

/* ---------- hero ---------- */
.page-contact .contact-hero {
  background: var(--night);
  color: var(--paper);
  padding: 26px 0 52px;
  border-bottom: 2px solid var(--sand);
}

.page-contact .contact-hero .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-contact .contact-hero .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--sand);
}

.page-contact .contact-hero .breadcrumb__link {
  color: var(--paper-62);
  text-decoration: none;
  transition: color .18s linear;
}

.page-contact .contact-hero .breadcrumb__link:hover {
  color: var(--sand);
}

.page-contact .contact-hero .breadcrumb__current {
  color: var(--sand-soft);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 30px;
}

.page-contact .contact-hero__kicker {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--sand);
}

.page-contact .contact-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: clamp(30px, 7.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -.01em;
  max-width: 15ch;
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 40ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--paper-80);
}

.page-contact .contact-hero__figure {
  margin: 0;
  aspect-ratio: 14 / 9;
  overflow: hidden;
  border: 1px solid var(--sand-24);
}

.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.72) contrast(1.06);
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    padding: 32px 0 64px;
  }
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    gap: 56px;
    align-items: end;
  }
}

/* ---------- 双栏骨架 ---------- */
.page-contact .contact-layout {
  display: grid;
  gap: 44px;
  padding: 44px 0 72px;
}

@media (min-width: 1024px) {
  .page-contact .contact-layout {
    grid-template-columns: 288px minmax(0, 1fr);
    gap: 72px;
    padding: 56px 0 88px;
  }
  .page-contact .contact-aside {
    position: sticky;
    top: 24px;
    align-self: start;
  }
}

/* ---------- 联系信息卡 ---------- */
.page-contact .contact-card {
  background: var(--paper-2);
  border: 1px solid var(--ink-18);
  padding: 22px 22px 8px;
  transition: border-color .18s linear;
}

.page-contact .contact-card:hover {
  border-color: var(--sand);
}

.page-contact .contact-card__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--slate-soft);
}

.page-contact .contact-card__title {
  margin: 0 0 18px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -.01em;
}

.page-contact .contact-card__list {
  margin: 0;
}

.page-contact .contact-card__key {
  padding-top: 13px;
  border-top: 1px solid var(--ink-10);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--slate-soft);
}

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

.page-contact .contact-card__val {
  margin: 6px 0 14px;
  font-size: 15px;
  line-height: 1.62;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .contact-card__val--mono {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--night);
}

/* ---------- 分类索引 ---------- */
.page-contact .contact-jump {
  margin-top: 32px;
}

.page-contact .contact-jump__label {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--slate-soft);
}

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

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

.page-contact .contact-jump__link {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 11px 2px;
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  transition: color .18s linear, padding-left .18s linear;
}

.page-contact .contact-jump__link .mono {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--sand);
}

.page-contact .contact-jump__link:hover {
  color: var(--gobi);
  padding-left: 6px;
}

/* ---------- 内容块 ---------- */
.page-contact .contact-block + .contact-block {
  margin-top: 60px;
  padding-top: 8px;
}

.page-contact .contact-block__lead {
  margin: 0 0 26px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.82;
  color: var(--ct-body);
}

.page-contact .contact-block__tail {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ct-body);
}

.page-contact .contact-block__tail a {
  color: var(--gobi);
  text-decoration: none;
  border-bottom: 1px solid var(--sand-44);
  transition: color .18s linear, border-color .18s linear;
}

.page-contact .contact-block__tail a:hover {
  color: var(--signal);
  border-color: var(--signal);
}

/* ---------- 字段清单 ---------- */
.page-contact .contact-field-list {
  margin: 0 0 28px;
  padding: 0;
}

.page-contact .contact-field {
  display: grid;
  gap: 5px;
  padding: 15px 0;
  border-bottom: 1px solid var(--ct-line-soft);
}

.page-contact .contact-field:first-child {
  border-top: 1px solid var(--ct-line-soft);
}

@media (min-width: 640px) {
  .page-contact .contact-field {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }
}

.page-contact .contact-field dt {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -.01em;
}

.page-contact .contact-field dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ct-body);
}

/* ---------- 提单模板 ---------- */
.page-contact .contact-template {
  border: 1px dashed var(--sand-44);
  background: var(--paper-2);
  padding: 18px 18px 20px;
}

.page-contact .contact-template__hint {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--slate-soft);
}

.page-contact .contact-template__body {
  display: block;
  width: 100%;
  box-sizing: border-box;
  min-height: 186px;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.95;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--ink-10);
  border-radius: var(--r);
  resize: vertical;
}

/* ---------- 配图 ---------- */
.page-contact .contact-figure {
  margin: 30px 0 0;
}

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--ink-10);
}

.page-contact .contact-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--slate-soft);
}

/* ---------- 更正清单 ---------- */
.page-contact .contact-step-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .contact-step {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 22px 0;
  border-top: 1px solid var(--ct-line);
}

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

.page-contact .contact-step__num {
  padding-top: 4px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--signal);
}

.page-contact .contact-step__title {
  margin: 0 0 10px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -.01em;
}

.page-contact .contact-step__body p {
  margin: 0 0 10px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.76;
  color: var(--ct-body);
}

.page-contact .contact-step__need {
  display: inline-block;
  margin: 0;
  padding-left: 10px;
  border-left: 2px solid var(--sand);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gobi);
}

/* ---------- 合作要点 ---------- */
.page-contact .contact-bullet-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}

.page-contact .contact-bullet-list li {
  position: relative;
  padding: 11px 0 11px 22px;
  border-bottom: 1px solid var(--ct-line-soft);
  font-size: 15px;
  line-height: 1.72;
  color: var(--ct-body);
}

.page-contact .contact-bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 9px;
  height: 2px;
  background: var(--sand);
}

.page-contact .contact-note {
  margin: 0 0 12px;
  padding-left: 14px;
  border-left: 2px solid var(--sand-44);
  max-width: 34em;
  font-size: 14px;
  line-height: 1.78;
  color: var(--gobi);
}

/* ---------- 排除范围 ---------- */
.page-contact .contact-exclude {
  margin: 0 0 24px;
  padding: 20px 22px 22px;
  background: var(--slate);
  color: var(--paper);
}

.page-contact .contact-exclude__label {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--signal);
}

.page-contact .contact-exclude ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .contact-exclude li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ct-body-inverse);
}

.page-contact .contact-exclude li + li {
  margin-top: 9px;
}

.page-contact .contact-exclude li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--sand);
}

/* ---------- 链接簇 ---------- */
.page-contact .contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* ---------- 底部色带 ---------- */
.page-contact .contact-band {
  background: var(--night-2);
  border-top: 2px solid var(--sand);
  padding: 26px 0;
}

.page-contact .contact-band__inner {
  display: grid;
  gap: 8px;
}

@media (min-width: 768px) {
  .page-contact .contact-band__inner {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 36px;
    align-items: baseline;
  }
}

.page-contact .contact-band__icp {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--sand);
}

.page-contact .contact-band__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--paper-62);
}

/* ---------- 交互降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .contact-jump__link,
  .page-contact .contact-block__tail a {
    transition: none;
  }
}
<<<END>>>