.page-contact {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

/* 细密斜向网格底纹，弱化但不干扰阅读 */
.page-contact::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    -38deg,
    rgba(79, 227, 255, 0.05) 0,
    rgba(79, 227, 255, 0.05) 1px,
    transparent 1px,
    transparent 74px
  );
  pointer-events: none;
  z-index: 0;
}

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

.page-contact h1 {
  font-family: var(--font-display);
  font-size: var(--type-h1);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.14;
  color: var(--chalk);
  margin: 0.85rem 0 0;
  max-width: 24ch;
}

.page-contact h2 {
  font-family: var(--font-display);
  font-size: var(--type-h2);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.32;
  color: var(--chalk);
  margin: 0.7rem 0 0;
}

.page-contact .body-copy {
  font-family: var(--font-body);
  font-size: var(--type-body);
  line-height: 1.85;
  color: var(--chalk-dim);
  max-width: 66ch;
  margin: 0.95rem 0 0;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero .eyebrow {
  margin: 0;
}

.page-contact .contact-lede {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.35vw, 1.125rem);
  line-height: 1.9;
  color: var(--chalk-dim);
  max-width: 64ch;
  margin: 1.25rem 0 0;
}

.page-contact .hero-facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.75rem 0 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.06em;
  color: var(--chalk-dim);
  font-variant-numeric: tabular-nums;
}

.page-contact .hero-facts li {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-pill);
  padding: 0.42rem 0.95rem;
  background: rgba(14, 42, 34, 0.6);
}

.page-contact .contact-hero-media {
  margin: 2.5rem 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-contact .contact-hero-media img,
.page-contact .contact-flow-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .media-caption {
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  line-height: 1.7;
  letter-spacing: 0.03em;
  color: var(--chalk-dim);
  padding: 0.85rem 1rem 0.25rem;
  margin: 0;
}

/* ---------- 左索引 / 右正文 结构 ---------- */
.page-contact .split-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem;
}

.page-contact .index-rail {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .rail-label {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--type-meta);
  letter-spacing: 0.22em;
  color: var(--chalk-dim);
}

.page-contact .rail-body {
  min-width: 0;
}

/* ---------- 字段清单 ---------- */
.page-contact .field-list {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  counter-reset: field;
}

.page-contact .field-item {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  column-gap: 0.85rem;
  padding: 1.15rem 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .field-list .field-item:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .field-no {
  font-size: var(--type-meta);
  letter-spacing: 0.08em;
  color: var(--glow-blue);
  padding-top: 0.25rem;
}

.page-contact .field-body {
  min-width: 0;
}

.page-contact .field-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--chalk);
}

.page-contact .field-text {
  margin: 0.5rem 0 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--chalk-dim);
  overflow-wrap: break-word;
}

/* ---------- 通道分诊 ---------- */
.page-contact .channel-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem;
  margin-top: 1.75rem;
}

.page-contact .channel-main {
  min-width: 0;
}

.page-contact .filter-bar {
  margin-bottom: 1.25rem;
}

.page-contact .channel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-contact .channel-item {
  position: relative;
  background: var(--turf-panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  padding: 1.3rem 1.3rem 1.5rem;
  overflow: hidden;
  transition: border-color 0.22s var(--ease), background-color 0.22s var(--ease);
}

.page-contact .channel-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--glow-blue), rgba(79, 227, 255, 0) 88%);
}

.page-contact .channel-item:hover {
  border-color: rgba(79, 227, 255, 0.45);
  background: var(--turf-raise);
}

.page-contact .channel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
}

.page-contact .channel-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--chalk);
}

.page-contact .channel-desc {
  margin: 0.75rem 0 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--chalk-dim);
}

.page-contact .channel-needs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 1rem 0 0;
  padding: 0;
}

.page-contact .channel-needs li {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--glow-blue);
  border: 1px solid rgba(79, 227, 255, 0.34);
  border-radius: var(--radius-pill);
  padding: 0.25rem 0.7rem;
}

.page-contact .contact-flow-media {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* ---------- 联系方式（反白面板） ---------- */
.page-contact .contact-panel {
  position: relative;
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 3.25rem);
  overflow: hidden;
  box-shadow: 0 32px 80px -48px rgba(79, 227, 255, 0.45);
}

.page-contact .contact-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    4deg,
    rgba(11, 31, 25, 0.06) 0,
    rgba(11, 31, 25, 0.06) 1px,
    transparent 1px,
    transparent 48px
  );
  pointer-events: none;
}

.page-contact .contact-panel > * {
  position: relative;
  z-index: 1;
}

.page-contact .eyebrow--ink {
  color: var(--glow-blue-deep);
  margin: 0;
}

.page-contact .contact-panel h2 {
  color: var(--ink-solid);
}

.page-contact .panel-lede {
  font-family: var(--font-body);
  font-size: var(--type-body);
  line-height: 1.85;
  color: rgba(11, 31, 25, 0.76);
  max-width: 62ch;
  margin: 0.9rem 0 0;
}

.page-contact .channel-dl {
  margin: 1.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .channel-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.35rem;
  padding: 1.05rem 0.35rem;
  border-top: 1px solid rgba(11, 31, 25, 0.18);
  border-radius: 6px;
  transition: background-color 0.2s var(--ease);
}

.page-contact .channel-dl .channel-row:last-child {
  border-bottom: 1px solid rgba(11, 31, 25, 0.18);
}

.page-contact .channel-row:hover {
  background: rgba(11, 31, 25, 0.05);
}

.page-contact .channel-row:focus {
  outline: none;
}

.page-contact .channel-row:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
  background: rgba(11, 31, 25, 0.06);
}

.page-contact .channel-label {
  font-family: var(--font-mono);
  font-size: var(--type-meta);
  letter-spacing: 0.12em;
  color: rgba(11, 31, 25, 0.62);
}

.page-contact .channel-value {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--ink-solid);
  overflow-wrap: anywhere;
}

.page-contact .channel-note {
  margin: 1.35rem 0 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(11, 31, 25, 0.72);
  max-width: 68ch;
  border-left: 3px solid var(--amber-flag);
  padding-left: 0.9rem;
}

.page-contact .template-block {
  margin-top: 1.9rem;
  padding-top: 1.5rem;
  border-top: 1px dashed rgba(11, 31, 25, 0.28);
}

.page-contact .template-label {
  margin: 0;
  font-size: var(--type-meta);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(11, 31, 25, 0.6);
}

.page-contact .template-code {
  display: inline-block;
  margin: 0.7rem 0 0;
  padding: 0.7rem 1.15rem;
  font-family: var(--font-mono);
  font-size: clamp(0.875rem, 1.6vw, 1.0625rem);
  letter-spacing: 0.02em;
  color: var(--ink-solid);
  background: rgba(11, 31, 25, 0.075);
  border-left: 3px solid var(--glow-blue-deep);
  border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
  overflow-wrap: anywhere;
}

.page-contact .template-hint {
  margin: 0.8rem 0 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: rgba(11, 31, 25, 0.7);
  max-width: 56ch;
}

/* ---------- 服务范围 ---------- */
.page-contact .scope-list {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .scope-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.4rem;
  padding: 1.05rem 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .scope-list .scope-item:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .scope-key {
  font-size: var(--type-meta);
  letter-spacing: 0.16em;
  color: var(--glow-blue);
  padding-top: 0.15rem;
}

.page-contact .scope-text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--chalk-dim);
  overflow-wrap: break-word;
}

/* ---------- 顺路看看 ---------- */
.page-contact .next-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
}

.page-contact .next-link {
  display: grid;
  grid-template-columns: 4.25rem minmax(0, 1fr) 1.25rem;
  gap: 0.85rem;
  align-items: baseline;
  padding: 1.05rem 0.25rem;
  border-top: 1px solid var(--line-soft);
  color: var(--chalk);
  text-decoration: none;
  transition: color 0.2s var(--ease), transform 0.22s var(--ease);
}

.page-contact .next-list li:last-child .next-link {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .next-link:hover {
  color: var(--glow-blue);
  transform: translateX(6px);
}

.page-contact .next-link:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: 6px;
}

.page-contact .next-key {
  font-size: var(--type-meta);
  letter-spacing: 0.12em;
  color: var(--glow-blue-deep);
}

.page-contact .next-text {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.75;
  overflow-wrap: break-word;
}

.page-contact .next-arrow {
  font-family: var(--font-mono);
  color: var(--glow-blue);
  justify-self: end;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 720px) {
  .page-contact .channel-row {
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: 1.5rem;
    align-items: baseline;
  }

  .page-contact .scope-item {
    grid-template-columns: 7.5rem minmax(0, 1fr);
    gap: 1.5rem;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-contact .split-index {
    grid-template-columns: clamp(6rem, 9vw, 8.5rem) minmax(0, 1fr);
    gap: clamp(1.5rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-contact .index-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
    padding: 0 0 0 0.95rem;
    border-bottom: 0;
    border-left: 2px solid var(--glow-blue);
    position: sticky;
    top: 6.5rem;
  }

  .page-contact .field-item {
    grid-template-columns: 3rem minmax(0, 1fr);
    column-gap: 1.25rem;
    padding: 1.35rem 0;
  }
}

@media (min-width: 1024px) {
  .page-contact .channel-layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }

  .page-contact .contact-flow-media {
    margin-top: 4.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-item,
  .page-contact .channel-row,
  .page-contact .next-link {
    transition: none;
  }

  .page-contact .next-link:hover {
    transform: none;
  }
}
<<<END>>>