.page-contact {
  display: block;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: var(--space-6) 0 var(--space-8);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -34%;
  width: 52%;
  height: 72%;
  background: radial-gradient(circle at 68% 68%, color-mix(in srgb, var(--color-primary) 14%, transparent), transparent 70%);
  pointer-events: none;
}

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

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  margin: 0 0 var(--space-4);
  padding: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-contact .breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  color: var(--color-ink-muted);
}

.page-contact .breadcrumb a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms ease-out, color 180ms ease-out;
}

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

.page-contact h1 {
  margin: 0 0 var(--space-3);
  max-width: 24ch;
  font-family: var(--font-heading);
  font-size: clamp(var(--text-xl), 5.2vw, var(--text-3xl));
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-contact .lede {
  margin: 0;
  max-width: 60ch;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-contact .contact-hero__figure {
  position: relative;
  margin: var(--space-6) 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-contact .contact-hero__figure .figure__media {
  aspect-ratio: 14 / 5;
}

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

.page-contact .contact-hero__figure .plate {
  position: absolute;
  left: var(--space-3);
  bottom: var(--space-3);
  margin: 0;
}

/* ---------- 三类问题 ---------- */
.page-contact .route-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.page-contact .route-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-3);
  border-radius: var(--radius-lg);
  min-height: 190px;
}

.page-contact .route-block--primary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-contact .route-block--accent {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.page-contact .route-block--soft {
  background: var(--color-highlight);
  color: var(--color-ink);
}

.page-contact .route-block__toggle {
  appearance: none;
  width: 100%;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  text-align: left;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  cursor: pointer;
}

.page-contact .route-block__toggle:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.page-contact .route-block__index {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  opacity: 0.78;
}

.page-contact .route-block__name {
  position: relative;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.page-contact .route-block[data-open] .route-block__name::before {
  content: "";
  position: absolute;
  left: -1.15em;
  top: 0.32em;
  width: 14px;
  height: 14px;
  border-radius: var(--radius-sm);
  background: currentColor;
}

.page-contact .route-block__hint {
  font-size: var(--text-sm);
  line-height: 1.65;
  opacity: 0.92;
}

.page-contact .route-block__panel {
  margin-top: var(--space-2);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-surface) 90%, transparent);
  color: var(--color-ink);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
}

.page-contact .route-block__lead {
  margin: 0;
}

.page-contact .route-block__list {
  margin: var(--space-2) 0 0;
  padding-left: 1.1em;
  color: var(--color-ink-soft);
}

.page-contact .route-block__list li + li {
  margin-top: 4px;
}

.page-contact .route-block__tail {
  margin: var(--space-3) 0 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  color: var(--color-ink-soft);
}

.page-contact .route-block__tail a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 45%, transparent);
}

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

/* ---------- 渠道分栏 ---------- */
.page-contact .contact-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.page-contact .contact-split__aside {
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-contact .contact-split__title {
  margin: var(--space-1) 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-contact .contact-split__lead {
  margin: 0 0 var(--space-3);
  max-width: 34ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-contact .contact-channel {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
  overflow-wrap: anywhere;
}

.page-contact .aside-note {
  max-width: 34ch;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

.page-contact .aside-note a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 45%, transparent);
}

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

.page-contact .contact-split__main {
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-contact .contact-sub {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-contact .contact-steps {
  list-style: none;
  margin: 0 0 var(--space-4);
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-contact .contact-steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2);
  padding-bottom: var(--space-3);
  border-bottom: var(--border-thin) solid var(--color-line);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-contact .contact-steps__num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
  padding-top: 4px;
}

.page-contact .contact-note {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

.page-contact .contact-address {
  margin: 0 0 var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-surface-deep);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: 1.6;
  color: var(--color-ink);
}

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

.page-contact .contact-letter__list li {
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-contact .contact-letter__key {
  display: inline-block;
  margin-right: 6px;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-ink);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
}

/* ---------- 电话条带 ---------- */
.page-contact .phone-strip {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-6);
  padding: var(--space-4) 0;
  border-top: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-contact .phone-strip__num {
  justify-self: start;
  margin: 0;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-highlight);
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

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

.page-contact .phone-strip__list li {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-contact .phone-strip__key {
  display: inline-block;
  min-width: 4.6em;
  margin-right: var(--space-1);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

/* ---------- 回应节奏 ---------- */
.page-contact .rhythm-bar {
  margin: var(--space-6) 0 var(--space-6);
}

.page-contact .rhythm-bar__nodes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.page-contact .rhythm-bar__node {
  position: relative;
  padding: var(--space-4) 0 0;
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-contact .rhythm-bar__node::before {
  content: "";
  position: absolute;
  top: -10px;
  left: 0;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  border: var(--border-thin) solid var(--color-surface);
  transition: background-color 180ms ease-out;
}

.page-contact .rhythm-bar__node:hover::before,
.page-contact .rhythm-bar__node:focus-within::before {
  background: var(--color-accent);
}

.page-contact .rhythm-bar__time {
  display: block;
  margin-bottom: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-ink);
}

.page-contact .rhythm-bar__cap {
  display: block;
  line-height: 1.6;
}

.page-contact .rhythm-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.page-contact .rhythm-body__aside {
  display: grid;
  gap: var(--space-4);
  align-content: start;
}

.page-contact .rhythm-body__aside .figure {
  margin: 0;
}

.page-contact .rhythm-body__aside .figure__media {
  aspect-ratio: 3 / 2;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.page-contact .figure__caption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  line-height: 1.6;
  color: var(--color-ink-muted);
}

.page-contact .checklist {
  list-style: none;
  margin: 0 0 var(--space-3);
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-contact .checklist__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2);
  align-items: start;
  padding: var(--space-2) var(--space-3);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink);
  cursor: pointer;
  transition: background-color 180ms ease-out, border-color 180ms ease-out;
}

.page-contact .checklist__item label {
  cursor: pointer;
}

.page-contact .checklist__box {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  padding: 0;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.page-contact .checklist__item:has(.checklist__box:checked) {
  background: var(--color-highlight);
  border-color: color-mix(in srgb, var(--color-primary) 42%, transparent);
}

/* ---------- 出口 ---------- */
.page-contact .contact-exit__inner {
  display: grid;
  gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-primary-soft) 60%, var(--color-surface));
}

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

.page-contact .contact-exit__text p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-contact .contact-exit__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-hero {
    padding: var(--space-8) 0 var(--space-8);
  }

  .page-contact .route-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  .page-contact .route-block:last-child {
    grid-column: 1 / -1;
  }

  .page-contact .rhythm-bar__nodes {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }

  .page-contact .contact-exit__inner {
    grid-template-columns: 1fr;
    padding: var(--space-6);
  }
}

@media (min-width: 960px) {
  .page-contact .route-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }

  .page-contact .route-block:last-child {
    grid-column: auto;
  }

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

  .page-contact .contact-split--reverse .contact-split__aside {
    order: 1;
  }

  .page-contact .contact-split__aside,
  .page-contact .contact-split__main {
    padding-top: var(--space-4);
  }

  .page-contact .rhythm-body {
    grid-template-columns: 5fr 7fr;
    gap: var(--space-6);
  }

  .page-contact .phone-strip {
    grid-template-columns: 5fr 7fr;
    align-items: start;
    gap: var(--space-6);
  }

  .page-contact .contact-exit__inner {
    grid-template-columns: 7fr 5fr;
    align-items: center;
    gap: var(--space-6);
  }

  .page-contact .contact-exit__links {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .checklist__item,
  .page-contact .rhythm-bar__node::before,
  .page-contact .breadcrumb a {
    transition: none;
  }
}