.page-contact {
  --desk-line: var(--line-700);
  --desk-gap: clamp(20px, 3vw, 40px);
  background: var(--night-900);
  color: var(--ice-050);
}

.page-contact a:focus-visible {
  outline: 2px solid var(--lime-300);
  outline-offset: 3px;
  border-radius: var(--radius-s);
}

/* ---------- 首屏 ---------- */
.page-contact .desk-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(24px, 4vw, 44px) clamp(32px, 6vw, 72px);
  border-bottom: 1px solid var(--desk-line);
  background: var(--night-800);
}

.page-contact .desk-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(0.75) contrast(1.05);
}

.page-contact .desk-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(5, 19, 26, 0.7) 0%, rgba(5, 19, 26, 0.9) 62%, var(--night-900) 100%),
    repeating-linear-gradient(90deg, transparent 0 79px, rgba(201, 255, 74, 0.05) 79px 80px);
}

.page-contact .desk-hero__inner {
  position: relative;
}

.page-contact .desk-hero__grid {
  display: grid;
  gap: clamp(18px, 3vw, 36px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-contact .desk-hero__kicker {
  margin: 0 0 14px;
  padding-left: 12px;
  border-left: 2px solid var(--lime-300);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--lime-300);
}

.page-contact .desk-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(31px, 5vw, 58px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ice-050);
}

.page-contact .desk-hero__lead {
  max-width: 62ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--slate-300);
}

.page-contact .desk-hero__note {
  padding-top: 14px;
  border-top: 1px solid var(--desk-line);
}

.page-contact .desk-hero__note-label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--pitch-400);
}

.page-contact .desk-hero__note-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--slate-300);
}

/* ---------- 联系方式卡 ---------- */
.page-contact .contact-cards {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: 0;
  background: var(--desk-line);
  border: 1px solid var(--desk-line);
  border-radius: var(--radius-s);
  overflow: hidden;
}

.page-contact .contact-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(18px, 2.4vw, 26px);
  background: rgba(10, 30, 40, 0.86);
  transition: background 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-contact .contact-card:hover {
  background: rgba(15, 122, 80, 0.22);
  box-shadow: inset 0 0 0 1px rgba(29, 187, 122, 0.45);
}

.page-contact .contact-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--slate-300);
}

.page-contact .contact-card__value {
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.9vw, 19px);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--lime-300);
  text-decoration: none;
  word-break: break-word;
}

.page-contact a.contact-card__value:hover {
  color: var(--ice-050);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .contact-card__value--addr {
  font-size: clamp(15px, 1.8vw, 18px);
  color: var(--ice-050);
}

.page-contact .contact-card__hint {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--slate-300);
}

/* ---------- 主体：左轴 + 面板 ---------- */
.page-contact .desk-body {
  padding-block: clamp(38px, 6vw, 78px);
}

.page-contact .desk-layout {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
}

.page-contact .desk-rail__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--slate-300);
}

.page-contact .desk-switch {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-contact .desk-switch__item {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  flex: 0 0 auto;
  padding: 10px 15px;
  border: 1px solid var(--desk-line);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--ice-050);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .desk-switch__item:hover {
  border-color: var(--pitch-400);
  background: rgba(29, 187, 122, 0.14);
  color: var(--lime-300);
}

.page-contact .desk-switch__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--pitch-400);
}

.page-contact .desk-rail__tip {
  margin: 14px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--pitch-600);
  font-size: 12px;
  line-height: 1.8;
  color: var(--slate-300);
}

.page-contact .desk-panels {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  min-width: 0;
}

.page-contact .desk-panel {
  padding: clamp(20px, 3vw, 34px);
  background: var(--night-800);
  border: 1px solid var(--desk-line);
  border-radius: var(--radius-m);
  scroll-margin-top: 96px;
  transition: border-color 0.25s var(--ease);
}

.page-contact .desk-panel:hover {
  border-color: rgba(29, 187, 122, 0.42);
}

.page-contact .desk-panel__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--desk-line);
}

.page-contact .desk-panel__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--pitch-400);
}

.page-contact .desk-panel__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 27px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ice-050);
}

.page-contact .desk-panel p {
  max-width: 64ch;
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--ice-050);
}

.page-contact .desk-panel__action {
  margin: 18px 0 0 !important;
  font-size: 13.5px !important;
  color: var(--slate-300) !important;
}

/* ---------- 流程条 ---------- */
.page-contact .flow {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--desk-line);
  border: 1px solid var(--desk-line);
  border-radius: var(--radius-s);
  overflow: hidden;
}

.page-contact .flow__item {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  background: var(--night-900);
}

.page-contact .flow__step {
  justify-self: start;
  padding: 4px 11px;
  border: 1px solid var(--desk-line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--pitch-400);
  white-space: nowrap;
}

.page-contact .flow__body h4 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--lime-300);
}

.page-contact .flow__body p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--slate-300);
}

.page-contact .code-line {
  display: inline-block;
  padding: 6px 11px;
  border: 1px dashed rgba(255, 106, 61, 0.55);
  border-radius: var(--radius-s);
  background: rgba(255, 106, 61, 0.1);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange-500);
  word-break: break-word;
}

/* ---------- 勘误格式清单 ---------- */
.page-contact .spec-list {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--desk-line);
  border: 1px solid var(--desk-line);
  border-radius: var(--radius-s);
  overflow: hidden;
}

.page-contact .spec-list li {
  display: grid;
  gap: 5px;
  padding: 14px 16px;
  background: var(--night-900);
}

.page-contact .spec-list__key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--lime-300);
}

.page-contact .spec-list__val {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ice-050);
}

/* ---------- 合作方向 ---------- */
.page-contact .partner-grid {
  display: grid;
  gap: 1px;
  background: var(--desk-line);
  border: 1px solid var(--desk-line);
  border-radius: var(--radius-s);
  overflow: hidden;
}

.page-contact .partner-card {
  padding: clamp(18px, 2.4vw, 24px);
  background: var(--pitch-900);
}

.page-contact .partner-card__num {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: clamp(32px, 4.4vw, 50px);
  font-weight: 600;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--pitch-400);
}

.page-contact .partner-card h4 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ice-050);
}

.page-contact .partner-card p:last-child {
  margin: 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--slate-300);
}

/* ---------- 服务时间表 ---------- */
.page-contact .hours {
  display: grid;
  border-top: 1px solid var(--desk-line);
}

.page-contact .hours__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--desk-line);
}

.page-contact .hours__key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--slate-300);
}

.page-contact .hours__val {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ice-050);
}

/* ---------- 延伸入口 ---------- */
.page-contact .desk-tail {
  display: grid;
  gap: 12px;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px dashed var(--desk-line);
  border-radius: var(--radius-m);
}

.page-contact .desk-tail__item {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--slate-300);
}

.page-contact .desk-inline-link {
  color: var(--pitch-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .desk-inline-link:hover {
  color: var(--lime-300);
}

/* ---------- 到访与邮寄 ---------- */
.page-contact .desk-visit {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(36px, 5vw, 64px);
  border-block: 1px solid var(--desk-line);
  background: var(--pitch-900);
}

.page-contact .desk-visit__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
  filter: grayscale(0.35) contrast(1.05);
}

.page-contact .desk-visit::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(115deg, rgba(7, 61, 42, 0.95) 0%, rgba(5, 19, 26, 0.82) 100%);
}

.page-contact .desk-visit__inner {
  position: relative;
  display: grid;
  gap: clamp(22px, 3vw, 44px);
}

.page-contact .desk-visit__kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--lime-300);
}

.page-contact .desk-visit__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 36px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--ice-050);
}

.page-contact .desk-visit__text {
  max-width: 56ch;
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--slate-300);
}

.page-contact .desk-visit__plate {
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid rgba(201, 255, 74, 0.35);
  border-radius: var(--radius-m);
  background: rgba(5, 19, 26, 0.55);
}

.page-contact .desk-visit__addr {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.8vw, 28px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--lime-300);
}

.page-contact .desk-visit__meta {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--slate-300);
  word-break: break-word;
}

.page-contact .desk-visit__meta:last-child {
  margin-bottom: 0;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .spec-list li {
    grid-template-columns: 100px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }

  .page-contact .hours__row {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-contact .flow__item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
    padding: 18px 20px;
  }

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

@media (min-width: 760px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .desk-hero__grid {
    grid-template-columns: minmax(0, 1fr) 250px;
    align-items: start;
  }

  .page-contact .desk-visit__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-contact .desk-layout {
    grid-template-columns: 212px minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .desk-rail {
    position: sticky;
    top: 96px;
  }

  .page-contact .desk-switch {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-contact .desk-switch__item {
    justify-content: flex-start;
    border-radius: var(--radius-s);
    white-space: normal;
    padding: 11px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .desk-panel,
  .page-contact .desk-switch__item {
    transition: none;
  }
}
<<<END>>>