.page-contact {
  --contact-rule: var(--color-line);
}

/* ---------- 面包屑 ---------- */
.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  margin-bottom: var(--space-4);
}

.page-contact .crumbs a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid transparent;
  transition: color 160ms ease, border-color 160ms ease;
}

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

.page-contact .crumbs [aria-current="page"] {
  color: var(--color-ink);
  font-weight: var(--weight-heading);
}

/* ---------- 通用小标签 ---------- */
.page-contact .eyebrow {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin: 0 0 var(--space-2);
}

.page-contact .section--contrast .eyebrow {
  color: var(--color-contrast-accent);
}

.page-contact .section--primary .eyebrow {
  color: color-mix(in srgb, var(--color-primary-ink) 80%, transparent);
}

.page-contact .section--accent .eyebrow {
  color: color-mix(in srgb, var(--color-accent-ink) 82%, transparent);
}

/* ---------- 页内栅格 ---------- */
.page-contact .c-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.page-contact .c-grid > * {
  min-width: 0;
}

/* ---------- 章节标题组 ---------- */
.page-contact .contact-head {
  max-width: var(--measure);
  margin: 0 0 var(--space-6);
}

.page-contact .contact-head h2 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: 0 0 var(--space-2);
}

.page-contact .contact-head p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-contact .section--contrast .contact-head h2 {
  color: var(--color-contrast-ink);
}

.page-contact .section--contrast .contact-head p {
  color: color-mix(in srgb, var(--color-contrast-ink) 74%, transparent);
}

.page-contact .section--primary .contact-head h2 {
  color: var(--color-primary-ink);
}

.page-contact .section--primary .contact-head p {
  color: color-mix(in srgb, var(--color-primary-ink) 84%, transparent);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: min(52%, 560px);
  height: 100%;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-primary) 16%, transparent) 0 48%,
    color-mix(in srgb, var(--color-accent) 16%) 48% 100%
  );
  clip-path: polygon(32% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-contact .contact-hero .shell {
  position: relative;
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  align-items: start;
}

.page-contact .contact-hero__copy h1 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: 0 0 var(--space-3);
}

.page-contact .contact-hero__copy .lede {
  margin: 0;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

.page-contact .contact-hero__panel {
  position: relative;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: var(--space-4) var(--space-3) calc(var(--space-4) + var(--space-1));
  border-top: calc(var(--border-thick) * 3) solid var(--color-primary);
  box-shadow: var(--shadow-2);
}

.page-contact .contact-hero__panel::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--space-1);
  background: linear-gradient(
    90deg,
    var(--color-primary) 0 55%,
    var(--color-accent) 55% 100%
  );
}

.page-contact .contact-hero__panel-label {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.18em;
  color: color-mix(in srgb, var(--color-contrast-ink) 70%, transparent);
}

.page-contact .contact-hero__panel-time {
  margin: var(--space-1) 0 var(--space-2);
  font-family: var(--font-mono);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  letter-spacing: -0.02em;
  color: var(--color-contrast-ink);
}

.page-contact .contact-hero__panel-time span {
  color: var(--color-contrast-accent);
  padding: 0 2px;
}

.page-contact .contact-hero__panel-note {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 76%, transparent);
}

/* ---------- 通道视觉带 ---------- */
.page-contact .contact-visual {
  margin: 0 0 var(--space-6);
  aspect-ratio: 3 / 2;
  max-width: 100%;
  border-top: calc(var(--border-thick) * 3) solid var(--color-primary);
  box-shadow: var(--shadow-2);
}

.page-contact .contact-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 通道卡片 ---------- */
.page-contact .contact-channels {
  gap: var(--space-3);
}

.page-contact .channel-card {
  position: relative;
  background: var(--color-surface);
  color: var(--color-ink);
  padding: var(--space-3);
  border-top: calc(var(--border-thick) * 3) solid var(--color-primary);
  box-shadow: var(--shadow-1);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.page-contact .channel-card:nth-child(2) {
  border-top-color: var(--color-accent);
}

.page-contact .channel-card:nth-child(3) {
  border-top-color: var(--color-contrast-accent);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-visible {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-2);
}

.page-contact .channel-card__slot {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-ink-muted);
  background: var(--color-surface-alt);
  padding: 2px var(--space-1);
  margin-bottom: var(--space-2);
}

.page-contact .channel-card h3 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin: 0 0 var(--space-2);
}

.page-contact .channel-card__value {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  letter-spacing: -0.01em;
  color: var(--color-accent);
  word-break: break-word;
}

.page-contact .channel-card__value--text {
  font-family: var(--font-body);
  letter-spacing: 0;
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-primary);
}

.page-contact .channel-card__fit {
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--contact-rule);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 邮箱区 ---------- */
.page-contact .contact-email__body {
  min-width: 0;
}

.page-contact .contact-address-line {
  margin: 0 0 var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: var(--color-highlight);
  border-left: calc(var(--border-thick) * 3) solid var(--color-accent);
  box-shadow: var(--shadow-1);
  font-family: var(--font-mono);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  letter-spacing: -0.01em;
  color: var(--color-ink);
  word-break: break-word;
}

.page-contact .contact-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-contact .contact-points li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-contact .contact-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: var(--space-2);
  height: var(--border-thick);
  background: var(--color-primary);
}

/* ---------- 电话与地址 ---------- */
.page-contact .contact-voice__grid {
  gap: var(--space-3);
}

.page-contact .voice-card {
  background: color-mix(in srgb, var(--color-primary-ink) 12%, transparent);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary-ink) 34%, transparent);
  padding: var(--space-3);
  color: var(--color-primary-ink);
}

.page-contact .voice-card__label {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.2em;
  color: color-mix(in srgb, var(--color-primary-ink) 74%, transparent);
}

.page-contact .voice-card__value {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  letter-spacing: -0.01em;
  word-break: break-word;
}

.page-contact .voice-card__value--addr {
  font-family: var(--font-body);
  font-size: var(--text-base);
  letter-spacing: 0;
  line-height: var(--leading-heading);
}

.page-contact .voice-card__desc {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-primary-ink) 84%, transparent);
}

/* ---------- 沟通准备 ---------- */
.page-contact .prepare-list {
  list-style: none;
  counter-reset: prep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-contact .prepare-list li {
  counter-increment: prep;
  position: relative;
  padding-left: calc(var(--space-4) + var(--space-2));
}

.page-contact .prepare-list li::before {
  content: counter(prep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: var(--space-4);
  height: var(--space-4);
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
  background: var(--color-contrast-surface);
}

.page-contact .prepare-list h3 {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-contact .prepare-list p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-contact .prepare-visual {
  margin: 0;
  aspect-ratio: 4 / 3;
  max-width: 100%;
  border-bottom: calc(var(--border-thick) * 3) solid var(--color-accent);
  box-shadow: var(--shadow-1);
}

.page-contact .prepare-visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 常见路径 ---------- */
.page-contact .route-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2);
}

.page-contact .route-card {
  display: block;
  min-width: 0;
  text-decoration: none;
  background: var(--color-surface);
  color: var(--color-ink);
  padding: var(--space-3);
  border: var(--border-thin) solid var(--contact-rule);
  border-left: calc(var(--border-thick) * 3) solid var(--color-accent);
  box-shadow: var(--shadow-1);
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.page-contact .route-card:hover,
.page-contact .route-card:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-2);
  background: var(--color-highlight);
}

.page-contact .route-card h3 {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-contact .route-card p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-contact .route-card__go {
  display: inline-block;
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-accent);
}

/* ---------- 收尾出口 ---------- */
.page-contact .contact-exit__kicker {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-accent-ink) 82%, transparent);
}

.page-contact .contact-exit h2 {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-accent-ink);
}

.page-contact .contact-exit__text {
  margin: 0 0 var(--space-4);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-accent-ink) 88%, transparent);
}

.page-contact .contact-exit__links {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-contact .contact-exit .btn--ghost {
  background: transparent;
  color: var(--color-accent-ink);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-accent-ink) 58%, transparent);
  box-shadow: none;
}

.page-contact .contact-exit .btn--ghost:hover,
.page-contact .contact-exit .btn--ghost:focus-visible {
  background: var(--color-accent-ink);
  color: var(--color-accent);
}

/* ---------- 焦点反馈 ---------- */
.page-contact a:focus-visible,
.page-contact .channel-card:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: var(--border-thick);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .c-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-contact .contact-email__body {
    padding-top: var(--space-8);
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
    align-items: center;
  }

  .page-contact .c-grid--5-7 {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--space-6);
  }

  .page-contact .c-grid--7-5 {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-contact .contact-hero__copy h1 {
    font-size: var(--text-3xl);
  }

  .page-contact .contact-visual {
    aspect-ratio: 21 / 9;
  }

  .page-contact .contact-visual .media-caption {
    max-width: var(--measure);
  }
}

@media (min-width: 1200px) {
  .page-contact .route-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
<<<END>>>