.page-contact {
  --pc-ink-soft: #46564C;
  --pc-paper-rule: #CFC8B6;
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: 22px;
  border-bottom: 2px solid var(--line);
}

.page-contact .contact-hero__inner {
  padding-bottom: 38px;
}

.page-contact .contact-kicker {
  margin: 18px 0 0;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-contact h1 {
  margin: 12px 0 20px;
  max-width: 18ch;
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: clamp(32px, 8.4vw, 66px);
  line-height: 0.98;
  letter-spacing: -0.02em;
}

.page-contact .contact-lede {
  margin: 0;
  max-width: 42em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--muted);
}

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

.page-contact .contact-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 34px 0 0;
  padding: 0;
  background: var(--line);
  border: 2px solid var(--line);
}

.page-contact .contact-stats__item {
  background: var(--ink-2);
  padding: 15px 14px 17px;
  min-width: 0;
}

.page-contact .contact-stats__item dt {
  font-size: 18px;
  line-height: 1.2;
  color: var(--lime);
}

.page-contact .contact-stats__item dd {
  margin: 7px 0 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

.page-contact .contact-hero__figure,
.page-contact .contact-flow__figure {
  margin: 0;
  border-top: 2px solid var(--line);
}

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

.page-contact .contact-hero__figure .media-caption,
.page-contact .contact-flow__figure .media-caption {
  position: relative;
  z-index: 2;
  margin: 0;
  padding: 10px 20px 14px;
  background: var(--ink);
  border-top: 1px solid var(--line);
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--muted);
}

/* ---------- 通用章节 ---------- */
.page-contact .contact-section {
  padding: 46px 0;
  border-bottom: 2px solid var(--line);
}

.page-contact .contact-section__head {
  margin-bottom: 26px;
}

.page-contact .contact-section__label {
  margin: 0;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-contact .contact-section h2,
.page-contact .contact-card h2 {
  margin: 10px 0 0;
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: clamp(25px, 5vw, 40px);
  line-height: 1.04;
  letter-spacing: -0.01em;
}

.page-contact .contact-section__note {
  margin: 12px 0 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 四类咨询 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .channel {
  position: relative;
  padding: 20px 18px 22px;
  background: var(--ink-2);
  border: 2px solid var(--line);
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  border-color: var(--lime);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--lime);
}

.page-contact .channel__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--lime);
}

.page-contact .channel:nth-child(4) .channel__num {
  color: var(--orange);
}

.page-contact .channel h3 {
  margin: 10px 0 10px;
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 23px;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.page-contact .channel__who {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .channel__list {
  margin: 16px 0 0;
  padding: 12px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.65;
}

.page-contact .channel__list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 6px;
  color: var(--paper);
}

.page-contact .channel__list li:last-child {
  margin-bottom: 0;
}

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

/* ---------- 联系方式卡 ---------- */
.page-contact .contact-card-wrap {
  padding: 44px 0;
  border-bottom: 2px solid var(--line);
}

.page-contact .contact-card {
  padding: 26px 20px 24px;
  background: var(--paper);
  color: var(--ink);
  border: 2px solid var(--ink);
  box-shadow: 8px 8px 0 var(--line);
}

.page-contact .contact-card .contact-section__label {
  color: var(--pc-ink-soft);
}

.page-contact .contact-card h2 {
  margin-bottom: 22px;
}

.page-contact .contact-card__fields {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-contact .field__label {
  margin: 0 0 6px;
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--pc-ink-soft);
}

.page-contact .field__value {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.page-contact .field__value--mail {
  font-size: 15px;
}

.page-contact .field__value--soft {
  font-weight: 400;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pc-ink-soft);
}

.page-contact .field__value a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--pc-paper-rule);
  transition: border-color 0.16s ease, color 0.16s ease;
}

.page-contact .field__value a:hover {
  color: var(--ink);
  border-bottom-color: var(--orange);
}

.page-contact .field__value a:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
}

.page-contact .contact-card__note {
  margin: 24px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--pc-paper-rule);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--pc-ink-soft);
}

/* ---------- 三步流程 ---------- */
.page-contact .flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-contact .flow__step {
  position: relative;
  padding: 20px 18px 22px;
  background: var(--ink-2);
  border: 2px solid var(--line);
}

.page-contact .flow__num {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin: 0;
  border: 2px solid var(--lime);
  color: var(--lime);
  font-size: 15px;
}

.page-contact .flow__step h3 {
  margin: 14px 0 8px;
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 21px;
  line-height: 1.15;
}

.page-contact .flow__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .flow__more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-contact .flow__more summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--lime);
}

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

.page-contact .flow__more summary::before {
  content: "+";
  margin-right: 8px;
}

.page-contact .flow__more[open] summary::before {
  content: "−";
}

.page-contact .flow__more summary:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 4px;
}

.page-contact .flow__more p {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .contact-flow__figure {
  margin-top: 30px;
}

/* ---------- 合作方向 ---------- */
.page-contact .contact-partners {
  border-bottom: 0;
}

.page-contact .partner-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-contact .partner-col h3 {
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--lime);
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.2;
}

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

.page-contact .partner-list li {
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .partner-list li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .partner-list__t {
  display: block;
  margin-bottom: 4px;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--paper);
}

/* ---------- 延伸入口 ---------- */
.page-contact .route-strip {
  padding: 44px 0 64px;
  border-top: 2px solid var(--line);
}

.page-contact .route-strip__title {
  margin: 0 0 20px;
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 22px;
  line-height: 1.2;
  color: var(--paper);
}

.page-contact .route-strip__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .route-strip__list a {
  display: block;
  padding: 15px 16px 17px;
  border: 2px solid var(--line);
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.16s ease, background-color 0.16s ease, transform 0.16s ease;
}

.page-contact .route-strip__list a:hover,
.page-contact .route-strip__list a:focus-visible {
  border-color: var(--lime);
  background: var(--ink-2);
  transform: translate(-2px, -2px);
}

.page-contact .route-strip__list a:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 3px;
}

.page-contact .route-strip__name {
  display: block;
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.25;
}

.page-contact .route-strip__desc {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-contact .contact-card {
    padding: 32px 32px 28px;
  }

  .page-contact .contact-card__fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 34px;
  }

  .page-contact .field--wide {
    grid-column: 1 / -1;
  }

  .page-contact .route-strip__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .flow__step {
    padding: 22px 22px 24px;
  }
}

@media (min-width: 880px) {
  .page-contact .contact-hero {
    padding-top: 30px;
  }

  .page-contact .contact-hero__inner {
    padding-bottom: 48px;
  }

  .page-contact .contact-section {
    padding: 58px 0;
  }

  .page-contact .contact-card-wrap {
    padding: 56px 0;
  }

  .page-contact .flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .flow__step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 26px;
    right: -18px;
    width: 10px;
    height: 10px;
    border-top: 2px solid var(--lime);
    border-right: 2px solid var(--lime);
    transform: rotate(45deg);
  }

  .page-contact .partner-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0;
  }

  .page-contact .partner-col:first-child {
    padding-right: 38px;
  }

  .page-contact .partner-col:last-child {
    padding-left: 38px;
    border-left: 2px solid var(--line);
  }
}

@media (min-width: 1080px) {
  .page-contact .channel {
    padding: 24px 22px 26px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .route-strip__list a,
  .page-contact .field__value a {
    transition: none;
  }

  .page-contact .channel:hover,
  .page-contact .channel:focus-within,
  .page-contact .route-strip__list a:hover,
  .page-contact .route-strip__list a:focus-visible {
    transform: none;
  }
}
<<<END>>>