.page-contact {
  display: block;
  background: var(--ink);
  color: var(--ice);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  max-width: var(--shell);
  margin: 0 auto;
  padding: clamp(96px, 13vw, 132px) clamp(20px, 4vw, 48px) 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mist);
}
.page-contact .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  transition: color .22s var(--ease);
}
.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--lime);
}
.page-contact .breadcrumb__sep {
  color: var(--grid);
}

/* ---------- 首屏联络面板 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 6vw, 66px) 0 clamp(48px, 8vw, 96px);
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .34;
  -webkit-mask-image: radial-gradient(circle at 74% 26%, #000 0%, rgba(0,0,0,.55) 42%, transparent 76%);
  mask-image: radial-gradient(circle at 74% 26%, #000 0%, rgba(0,0,0,.55) 42%, transparent 76%);
  pointer-events: none;
}
.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center;
}

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

.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -.025em;
  max-width: 15ch;
}

.page-contact .contact-hero__lead {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 三张联系卡片 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(30px, 5vw, 56px);
}

.page-contact .channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px;
  border-radius: var(--radius-m);
  background: var(--panel);
  border: 1px solid var(--grid);
}

.page-contact .channel-card--primary {
  background: linear-gradient(152deg, var(--teal) 0%, var(--ink) 64%);
  border-color: rgba(184, 255, 46, .32);
  box-shadow: var(--shadow-soft);
  padding: 28px 24px;
}

.page-contact .channel-card__badge {
  align-self: flex-start;
  padding: 4px 11px;
  border-radius: var(--radius-pill);
  background: var(--lime);
  color: var(--ink);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
}

.page-contact .channel-card__title {
  margin: 2px 0 0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-contact .channel-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--lime);
  letter-spacing: -.01em;
  word-break: break-word;
}
.page-contact .channel-card--primary .channel-card__value {
  font-size: clamp(22px, 3vw, 31px);
}
.page-contact .channel-card--address .channel-card__value {
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 700;
  color: var(--ice);
}

.page-contact .channel-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 受理范围 ---------- */
.page-contact .scope {
  padding: clamp(56px, 9vw, 112px) 0;
  background: var(--charcoal);
}

.page-contact .scope__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-contact .scope__rail .section__title {
  margin-top: 12px;
}

.page-contact .scope__note {
  margin: 16px 0 0;
  max-width: 34ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .scope__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--grid);
}

.page-contact .scope-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  column-gap: 14px;
  row-gap: 8px;
  align-items: start;
  padding: 22px 2px;
  border-bottom: 1px solid var(--grid);
}

.page-contact .scope-item__num {
  grid-column: 1;
  grid-row: 1;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--orange);
  padding-top: 3px;
}

.page-contact .scope-item h3 {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.005em;
}

.page-contact .scope-item p {
  grid-column: 2;
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--mist);
}

.page-contact .scope-item__link {
  grid-column: 2;
  justify-self: start;
  margin-top: 4px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(184, 255, 46, .4);
  padding-bottom: 2px;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}
.page-contact .scope-item__link:hover,
.page-contact .scope-item__link:focus-visible {
  color: var(--lime-soft);
  border-color: var(--lime-soft);
}

/* ---------- 处理流程 ---------- */
.page-contact .flow {
  padding: clamp(56px, 9vw, 112px) 0;
  background: var(--ink);
}

.page-contact .flow__visual {
  margin: clamp(28px, 4vw, 44px) 0 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--grid);
  background: var(--panel);
}
.page-contact .flow__visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-contact .flow__steps {
  list-style: none;
  margin: clamp(30px, 5vw, 52px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-contact .flow-step {
  display: grid;
  grid-template-columns: 46px 1fr;
  column-gap: 16px;
  row-gap: 6px;
  align-items: start;
}

.page-contact .flow-step__num {
  grid-column: 1;
  grid-row: 1 / span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--teal);
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--lime);
  transition: border-color .3s var(--ease), background .3s var(--ease);
}

.page-contact .flow-step:hover .flow-step__num,
.page-contact .flow-step:focus-within .flow-step__num {
  border-color: var(--lime);
  background: rgba(31, 111, 99, .35);
}

.page-contact .flow-step__title {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: .01em;
}

.page-contact .flow-step__desc {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
  max-height: 0;
  opacity: .85;
  overflow: hidden;
  transition: max-height .38s var(--ease), opacity .38s var(--ease), margin-top .38s var(--ease);
  margin-top: 0;
}

.page-contact .flow-step:hover .flow-step__desc,
.page-contact .flow-step:focus-within .flow-step__desc {
  max-height: 8em;
  opacity: 1;
  margin-top: 2px;
}

/* ---------- 数据订阅 ---------- */
.page-contact .subscribe {
  padding: clamp(56px, 9vw, 112px) 0;
  background: linear-gradient(178deg, var(--charcoal) 0%, var(--ink) 78%);
}

.page-contact .subscribe__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .subscribe__main h2 {
  margin: 12px 0 0;
  font-size: clamp(23px, 3.4vw, 34px);
  line-height: 1.24;
  font-weight: 900;
  letter-spacing: -.02em;
  max-width: 20ch;
}

.page-contact .subscribe__lead {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-contact .subscribe__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--grid);
}

.page-contact .subscribe__list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 16px 2px;
  border-bottom: 1px solid var(--grid);
}

.page-contact .subscribe__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--lime);
}

.page-contact .subscribe__val {
  font-size: 14px;
  line-height: 1.74;
  color: var(--ice);
  opacity: .86;
}

.page-contact .subscribe__aside {
  align-self: start;
  padding: 26px 22px;
}

.page-contact .subscribe__aside .panel__note {
  margin-top: 12px;
}

.page-contact .subscribe__req {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .subscribe__req li {
  position: relative;
  padding-left: 24px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ice);
}
.page-contact .subscribe__req li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .5em;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  background: var(--orange);
}

.page-contact .subscribe__foot {
  margin: 18px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 合作区块 ---------- */
.page-contact .partners {
  padding: clamp(56px, 9vw, 112px) 0;
  background: var(--ink);
}

.page-contact .partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-contact .partner-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
  border-radius: var(--radius-m);
  background: var(--panel);
  border: 1px solid var(--grid);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.page-contact .partner-card:hover {
  border-color: var(--teal);
  transform: translateY(-3px);
}

.page-contact .partner-card h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.005em;
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--mist);
}

.page-contact .partner-card__need {
  padding-top: 12px;
  border-top: 1px dashed var(--grid);
  font-size: 13px !important;
  color: var(--ice) !important;
  opacity: .74;
  font-family: var(--font-mono);
  letter-spacing: .01em;
}

/* ---------- 提交前准备 ---------- */
.page-contact .prep {
  padding: clamp(56px, 9vw, 112px) 0 clamp(72px, 11vw, 136px);
  background: var(--charcoal);
}

.page-contact .prep__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-contact .prep__head .section__title {
  margin-top: 12px;
  max-width: 22ch;
}

.page-contact .prep__note {
  margin: 16px 0 0;
  max-width: 36ch;
  font-size: 14px;
  line-height: 1.76;
  color: var(--mist);
}

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

.page-contact .prep-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 2px;
  border-bottom: 1px solid var(--grid);
}

.page-contact .prep-item__key {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--lime);
}

.page-contact .prep-item__val {
  font-size: 14px;
  line-height: 1.74;
  color: var(--ice);
  opacity: .86;
}

.page-contact .prep__cta {
  grid-column: 1;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 24px 22px;
  border-radius: var(--radius-m);
  background: linear-gradient(140deg, rgba(31, 111, 99, .55) 0%, rgba(11, 42, 34, .6) 70%);
  border: 1px solid var(--grid);
}

.page-contact .prep__cta p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--ice);
  max-width: 52ch;
}

.page-contact .prep__cta .btn {
  align-self: flex-start;
}

/* ---------- 渐显 ---------- */
.page-contact [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}
.page-contact [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact [data-reveal],
  .page-contact .flow-step__desc,
  .page-contact .flow-step__num,
  .page-contact .partner-card {
    transition: none !important;
  }
  .page-contact [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 中屏 ---------- */
@media (min-width: 700px) {
  .page-contact .channel-grid {
    grid-template-columns: 1.45fr 1fr;
    gap: 16px;
    align-items: stretch;
  }
  .page-contact .channel-card--primary {
    grid-row: span 2;
  }
  .page-contact .scope-item {
    grid-template-columns: 56px 1fr auto;
    align-items: center;
    column-gap: 22px;
    padding: 24px 4px;
  }
  .page-contact .scope-item h3,
  .page-contact .scope-item p {
    grid-column: 2;
  }
  .page-contact .scope-item__link {
    grid-column: 3;
    grid-row: 1 / span 2;
    margin-top: 0;
  }
  .page-contact .subscribe__list li {
    grid-template-columns: 130px 1fr;
    align-items: baseline;
    gap: 20px;
    padding: 18px 2px;
  }
  .page-contact .prep-item {
    grid-template-columns: 150px 1fr;
    align-items: baseline;
    gap: 20px;
    padding: 20px 2px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 940px) {
  .page-contact .channel-grid {
    grid-template-columns: 1.5fr 1fr 1.05fr;
  }
  .page-contact .channel-card--primary {
    grid-row: auto;
  }

  .page-contact .scope__layout {
    grid-template-columns: minmax(230px, 300px) 1fr;
    gap: 56px;
    align-items: start;
  }
  .page-contact .scope__rail {
    position: sticky;
    top: 108px;
  }

  .page-contact .flow__steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
    padding-top: 8px;
  }
  .page-contact .flow__steps::before {
    content: "";
    position: absolute;
    left: 44px;
    right: 44px;
    top: 31px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--teal) 0%, var(--lime) 52%, var(--orange) 100%);
    opacity: .55;
    z-index: 0;
  }
  .page-contact .flow-step {
    position: relative;
    z-index: 1;
    grid-template-columns: 1fr;
    row-gap: 14px;
    padding: 0 clamp(10px, 1.8vw, 22px);
  }
  .page-contact .flow-step__num {
    grid-column: 1;
    grid-row: auto;
  }
  .page-contact .flow-step__title,
  .page-contact .flow-step__desc {
    grid-column: 1;
    grid-row: auto;
  }
  .page-contact .flow-step__desc {
    max-height: 8em;
    opacity: 1;
    margin-top: 0;
  }

  .page-contact .subscribe__grid {
    grid-template-columns: 1.35fr 1fr;
    gap: 52px;
    align-items: start;
  }

  .page-contact .partner-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }

  .page-contact .prep__layout {
    grid-template-columns: minmax(240px, 340px) 1fr;
    gap: 52px;
    align-items: start;
  }
  .page-contact .prep__head {
    grid-column: 1;
  }
  .page-contact .prep__list {
    grid-column: 2;
    grid-row: 1;
  }
  .page-contact .prep__cta {
    grid-column: 2;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 26px 28px;
  }
}

/* ---------- 超大屏 ---------- */
@media (min-width: 1240px) {
  .page-contact .contact-hero__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    column-gap: 64px;
    align-items: end;
  }
  .page-contact .contact-hero__inner > .section__eyebrow {
    grid-column: 1;
  }
  .page-contact .contact-hero h1 {
    grid-column: 1;
  }
  .page-contact .contact-hero__lead {
    grid-column: 1;
  }
  .page-contact .channel-grid {
    grid-column: 2;
    grid-row: 1 / span 3;
    margin-top: 0;
    align-self: start;
  }
}
<<<END>>>

.page-contact {
  --reveal-delay: 0.3s;
}