.page-contact {
  --contact-gap: clamp(20px, 4vw, 56px);
  position: relative;
  overflow-x: hidden;
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-contact .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

.page-contact .breadcrumb {
  padding-top: clamp(18px, 3vw, 32px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(26px, 5vw, 56px) 0 clamp(40px, 7vw, 84px);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.page-contact .contact-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
  filter: contrast(1.12) saturate(0.85);
}

.page-contact .contact-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 10% 12%, rgba(200, 255, 61, 0.14), rgba(7, 18, 15, 0) 62%),
    linear-gradient(96deg, rgba(7, 18, 15, 0.94) 6%, rgba(7, 18, 15, 0.76) 52%, rgba(7, 18, 15, 0.96) 100%);
}

.page-contact .contact-hero-inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 5.6vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0.26em 0 0.44em;
  max-width: 18ch;
}

.page-contact .contact-hero .lede {
  max-width: 62ch;
  color: var(--ink);
  opacity: 0.88;
}

.page-contact .contact-signals {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(16px, 2.4vw, 24px);
}

.page-contact .hero-desk {
  border: 1px solid var(--line);
  border-top: 2px solid var(--lime);
  padding: clamp(18px, 2.4vw, 26px);
  background: rgba(20, 43, 36, 0.68);
  align-self: start;
}

.page-contact .hero-desk-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 14px;
}

.page-contact .hero-desk-row {
  display: grid;
  gap: 4px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
}

.page-contact .hero-desk-row:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-contact .hero-desk-key {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .hero-desk-val {
  font-size: clamp(14px, 1.5vw, 17px);
  font-weight: 600;
  color: var(--lime);
  overflow-wrap: anywhere;
}

.page-contact .hero-desk-row:nth-of-type(2) .hero-desk-val {
  color: var(--mint);
}

.page-contact .hero-desk-row:nth-of-type(3) .hero-desk-val {
  color: var(--amber);
}

.page-contact .hero-desk-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 章节骨架 ---------- */
.page-contact .section-grid {
  display: grid;
  gap: clamp(10px, 2vw, 26px);
  padding: clamp(38px, 6vw, 78px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .section-index .num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(26px, 3.6vw, 44px);
  line-height: 1;
  color: var(--lime);
  opacity: 0.82;
  transition: opacity 180ms ease;
}

.page-contact [data-section].is-current .section-index .num {
  opacity: 1;
  color: var(--ink);
}

.page-contact h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.14;
  letter-spacing: -0.005em;
  color: var(--ink);
  margin: 0 0 0.5em;
  max-width: 24ch;
}

.page-contact h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 1.7vw, 19px);
  line-height: 1.4;
  color: var(--ink);
  margin: 0 0 6px;
}

.page-contact .section-lede {
  max-width: 66ch;
  color: var(--muted);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.75;
  margin: 0 0 clamp(18px, 3vw, 30px);
}

.page-contact .reply-tail {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-contact a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 255, 61, 0.4);
}

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

/* ---------- 通道卡 ---------- */
.page-contact .channel-split {
  display: grid;
  gap: clamp(16px, 2.4vw, 30px);
}

.page-contact .channel-stack {
  display: grid;
  gap: 12px;
}

.page-contact .channel-card {
  padding: clamp(16px, 2.2vw, 26px);
  border: 1px solid var(--line);
  border-left: 2px solid var(--lime);
  background: rgba(20, 43, 36, 0.72);
  transition: background 180ms ease, border-left-color 180ms ease, transform 180ms ease;
}

.page-contact .channel-card-tel {
  border-left-color: var(--mint);
}

.page-contact .channel-card-visit {
  border-left-color: var(--ember);
}

.page-contact .channel-card:hover {
  background: rgba(20, 43, 36, 0.94);
  transform: translateX(2px);
}

.page-contact .channel-label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 8px;
}

.page-contact .channel-value {
  margin: 0 0 10px;
  font-size: clamp(15px, 1.9vw, 21px);
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .channel-card-mail .channel-value {
  color: var(--lime);
}

.page-contact .channel-card-tel .channel-value {
  color: var(--mint);
}

.page-contact .channel-fit {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 56ch;
}

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

.page-contact .channel-figure .media-frame {
  aspect-ratio: 5 / 4;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--turf-2);
}

.page-contact .channel-figure .media-img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  display: block;
}

.page-contact .channel-figure .media-caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 准备清单 ---------- */
.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: clamp(14px, 2vw, 20px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .prep-check {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  margin: 3px 0 0;
  flex: none;
  border: 1px solid rgba(200, 255, 61, 0.5);
  background: rgba(200, 255, 61, 0.06);
  position: relative;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease;
}

.page-contact .prep-check:checked {
  background: var(--lime);
  border-color: var(--lime);
}

.page-contact .prep-check:checked::after {
  content: "";
  position: absolute;
  inset: 5px 4px 7px;
  border-left: 2px solid #07120F;
  border-bottom: 2px solid #07120F;
  transform: rotate(-45deg);
}

.page-contact .prep-label {
  display: grid;
  gap: 5px;
  cursor: pointer;
}

.page-contact .prep-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--ink);
  line-height: 1.4;
}

.page-contact .prep-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 60ch;
}

.page-contact .prep-check:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

/* ---------- 响应时段 ---------- */
.page-contact .reply-order {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .reply-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2vw, 22px);
  padding: clamp(16px, 2.4vw, 24px);
  background: var(--turf-2);
  align-items: start;
}

.page-contact .reply-item:nth-child(2) {
  background: rgba(255, 106, 61, 0.06);
}

.page-contact .reply-item:nth-child(3) {
  background: rgba(124, 255, 178, 0.05);
}

.page-contact .reply-seq {
  font-size: clamp(15px, 1.8vw, 20px);
  font-weight: 600;
  color: var(--muted);
  padding-top: 2px;
}

.page-contact .reply-item h3 {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-contact .reply-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
  max-width: 62ch;
}

/* ---------- 合作类型 ---------- */
.page-contact .partner-list {
  display: grid;
  gap: 10px;
}

.page-contact .partner-item {
  border: 1px solid var(--line);
  background: var(--turf-2);
  transition: border-color 180ms ease;
}

.page-contact .partner-item[open] {
  border-color: rgba(200, 255, 61, 0.42);
  background: rgba(20, 43, 36, 0.62);
}

.page-contact .partner-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: clamp(13px, 1.9vw, 18px) clamp(14px, 2vw, 20px);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--ink);
  line-height: 1.4;
}

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

.page-contact .partner-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--lime);
  flex: none;
}

.page-contact .partner-item[open] summary::after {
  content: "−";
}

.page-contact .partner-item summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -2px;
}

.page-contact .partner-body {
  padding: 0 clamp(14px, 2vw, 20px) clamp(16px, 2.2vw, 22px);
  border-top: 1px dashed var(--line);
  margin-top: 0;
}

.page-contact .partner-body > p {
  margin: 12px 0 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 60ch;
}

.page-contact .partner-need {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-contact .partner-need li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
  opacity: 0.85;
}

.page-contact .partner-need li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 2px;
  background: var(--lime);
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .visit-split {
  display: grid;
  gap: clamp(18px, 2.6vw, 32px);
}

.page-contact .visit-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin: 0 0 6px;
}

.page-contact .visit-line {
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 2vw, 22px);
  line-height: 1.55;
  color: var(--ink);
  max-width: 30ch;
  border-left: 3px solid var(--lime);
  padding-left: 14px;
}

.page-contact .visit-tips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .visit-tips li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 58ch;
}

.page-contact .visit-tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--mint);
}

.page-contact .map-wrap {
  position: relative;
  border: 1px solid var(--line);
  background: rgba(14, 31, 26, 0.72);
}

.page-contact .map-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .map-pin {
  position: absolute;
  left: 71.4%;
  top: 28%;
  transform: translate(-50%, -50%);
  padding: 4px 9px;
  background: var(--lime);
  color: var(--turf);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  white-space: nowrap;
  cursor: default;
}

.page-contact .map-pin-note {
  position: absolute;
  left: 0;
  top: calc(100% + 9px);
  width: max-content;
  max-width: min(250px, 68vw);
  padding: 9px 11px;
  background: var(--turf-2);
  color: var(--ink);
  border: 1px solid rgba(200, 255, 61, 0.4);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.7;
  letter-spacing: 0;
  white-space: normal;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  z-index: 2;
}

.page-contact .map-pin:hover .map-pin-note,
.page-contact .map-pin:focus .map-pin-note,
.page-contact .map-pin:focus-within .map-pin-note {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-contact .map-pin:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 3px;
}

.page-contact .map-caption {
  margin: 10px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 服务范围数据带 ---------- */
.page-contact .contact-scale {
  padding: clamp(38px, 6vw, 72px) 0 0;
}

.page-contact .scale-head {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-contact .scale-head .section-lede {
  margin-bottom: 0;
}

.page-contact .contact-scale .data-band {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(200, 255, 61, 0.07), rgba(14, 31, 26, 0) 46%);
}

.page-contact .data-band-track {
  list-style: none;
  margin: 0;
  padding: clamp(14px, 2vw, 20px) clamp(16px, 4vw, 48px);
  display: flex;
  gap: clamp(14px, 2vw, 28px);
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-contact .stat-item {
  flex: 0 0 auto;
  min-width: clamp(140px, 19vw, 206px);
  padding-left: 14px;
  border-left: 1px solid var(--line);
  scroll-snap-align: start;
}

.page-contact .stat-num {
  display: block;
  font-size: clamp(24px, 3.2vw, 40px);
  font-weight: 600;
  line-height: 1.1;
  color: var(--lime);
}

.page-contact .stat-item:nth-child(even) .stat-num {
  color: var(--mint);
}

.page-contact .stat-label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .scale-tail {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .scale-tail p {
  margin: 0;
  max-width: 70ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .partner-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero-inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: end;
  }

  .page-contact .section-grid {
    grid-template-columns: var(--rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .section-index {
    position: sticky;
    top: calc(var(--rail) + 12px);
    padding-top: 4px;
  }

  .page-contact .channel-split {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .visit-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-contact .contact-hero h1 {
    max-width: 16ch;
  }

  .page-contact .prep-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 40px);
  }

  .page-contact .prep-item:nth-child(1),
  .page-contact .prep-item:nth-child(2) {
    border-top: 1px solid var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .map-pin-note,
  .page-contact .section-index .num {
    transition: none;
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>