.page-contact {
  display: block;
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  letter-spacing: 0.01em;
}

.page-contact img {
  max-width: 100%;
  height: auto;
}

.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 1px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumb {
  padding-block: var(--space-4) var(--space-1);
}

.page-contact .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

.page-contact .breadcrumb-list li + li::before {
  content: "／";
  margin-inline: 0.55em;
  color: var(--color-line);
}

.page-contact .breadcrumb-list a {
  color: var(--color-ink-soft);
  text-decoration: none;
  transition: color 200ms ease;
}

.page-contact .breadcrumb-list a:hover {
  color: var(--color-accent);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: var(--space-3) var(--space-6);
}

.page-contact .contact-hero .eyebrow {
  margin: 0 0 var(--space-3);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-primary);
}

.page-contact .contact-hero .page-title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  max-width: 20ch;
}

.page-contact .contact-hero .lede {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

/* ---------- 页首氛围图 ---------- */
.page-contact .contact-banner {
  margin: 0;
}

.page-contact .contact-banner img {
  display: block;
  width: 100%;
  aspect-ratio: 1020 / 360;
  object-fit: cover;
  background: var(--color-surface-deep);
}

.page-contact .contact-banner .media-caption {
  margin-block-start: var(--space-2);
  max-width: var(--measure);
  font-size: var(--text-xs);
  line-height: 1.8;
  color: var(--color-ink-muted);
}

/* ---------- 章节公共标题 ---------- */
.page-contact .contact-head {
  margin-block-end: var(--space-6);
}

.page-contact .contact-head .section-title,
.page-contact .contact-when .section-title,
.page-contact .contact-reply .section-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);
  letter-spacing: var(--tracking-heading);
}

.page-contact .contact-head .note,
.page-contact .contact-reply .note {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-muted);
}

/* ---------- 渠道清单 ---------- */
.page-contact .contact-channels {
  margin-block-start: var(--section-y);
}

.page-contact .channel-stack {
  border-top: 2px solid var(--color-ink);
}

.page-contact .channel-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--color-line);
  transition: border-color 200ms ease;
}

.page-contact .channel-row:hover,
.page-contact .channel-row:focus-within {
  border-bottom-color: var(--color-primary);
}

.page-contact .channel-id {
  display: grid;
  gap: var(--space-1);
  align-content: start;
}

.page-contact .channel-icon {
  width: 30px;
  height: 30px;
  color: var(--color-primary);
  margin-block-end: var(--space-1);
}

.page-contact .channel-name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1.2;
  letter-spacing: var(--tracking-heading);
}

.page-contact .channel-tag {
  margin: 0;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
}

.page-contact .channel-body {
  display: grid;
  gap: var(--space-2);
  align-content: start;
  min-width: 0;
}

.page-contact .channel-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.01em;
  overflow-wrap: anywhere;
}

.page-contact .channel-body p:last-child {
  margin: 0;
  max-width: 48ch;
  font-size: var(--text-sm);
  line-height: 1.85;
  color: var(--color-ink-soft);
}

.page-contact .channel-when {
  margin: 0;
  font-size: var(--text-xs);
  line-height: 1.7;
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
  transition: color 200ms ease;
}

.page-contact .channel-row:hover .channel-when,
.page-contact .channel-row:focus-within .channel-when {
  color: var(--color-accent);
}

@media (min-width: 900px) {
  .page-contact .channel-row {
    grid-template-columns: minmax(0, 3.4fr) minmax(0, 5.4fr) minmax(0, 2.2fr);
    gap: var(--gutter);
    align-items: start;
    padding-block: var(--space-8);
  }
  .page-contact .channel-when {
    text-align: end;
    padding-block-start: var(--space-1);
  }
}

/* ---------- 什么时候找我们 ---------- */
.page-contact .contact-when {
  margin-block-start: var(--section-y);
}

.page-contact .when-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
}

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

.page-contact .when-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 640 / 400;
  object-fit: cover;
  background: var(--color-surface-deep);
}

.page-contact .when-content .note {
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-muted);
}

.page-contact .when-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-ink);
}

.page-contact .when-item {
  padding-block: var(--space-4);
  padding-inline: var(--space-3);
  border-bottom: 1px solid var(--color-line);
  border-inline-start: 2px solid transparent;
  transition: border-color 200ms ease, background-color 200ms ease;
}

.page-contact .when-item:hover,
.page-contact .when-item:focus-within {
  border-inline-start-color: var(--color-accent);
  background: var(--color-surface-alt);
}

.page-contact .when-item dt {
  margin-block-end: var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.35;
  letter-spacing: var(--tracking-heading);
}

.page-contact .when-item dd {
  margin: 0;
  max-width: 52ch;
  font-size: var(--text-sm);
  line-height: 1.85;
  color: var(--color-ink-soft);
}

.page-contact .when-item dd a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 0.28em;
  text-decoration-thickness: 1px;
}

@media (min-width: 900px) {
  .page-contact .when-layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: var(--space-8);
    align-items: start;
  }
  .page-contact .when-figure {
    position: sticky;
    top: var(--space-8);
  }
}

/* ---------- 留言准备 ---------- */
.page-contact .contact-prepare {
  margin-block-start: var(--section-y);
}

.page-contact .prepare-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .prepare-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-line);
}

.page-contact .prepare-item:first-child {
  border-top: 1px solid var(--color-ink);
}

.page-contact .prepare-num {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.2em;
  color: var(--color-primary);
}

.page-contact .prepare-item h3 {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.35;
  letter-spacing: var(--tracking-heading);
}

.page-contact .prepare-item p {
  margin: 0;
  max-width: 54ch;
  font-size: var(--text-sm);
  line-height: 1.85;
  color: var(--color-ink-soft);
}

@media (min-width: 720px) {
  .page-contact .prepare-item {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: var(--space-4);
    align-items: start;
    padding-block: var(--space-6);
  }
  .page-contact .prepare-num {
    padding-block-start: 0.35em;
  }
}

/* ---------- 回复时间 ---------- */
.page-contact .contact-reply {
  margin-block-start: var(--section-y);
}

.page-contact .reply-list {
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--color-ink);
}

.page-contact .reply-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-1);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-line);
}

.page-contact .reply-time {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--color-primary);
}

.page-contact .reply-item p:last-child {
  margin: 0;
  max-width: 54ch;
  font-size: var(--text-sm);
  line-height: 1.85;
  color: var(--color-ink-soft);
}

.page-contact .contact-reply .note {
  margin-block-start: var(--space-4);
}

@media (min-width: 720px) {
  .page-contact .reply-item {
    grid-template-columns: minmax(0, 3fr) minmax(0, 7fr);
    gap: var(--gutter);
    align-items: baseline;
    padding-block: var(--space-6);
  }
}

/* ---------- 行动出口 ---------- */
.page-contact .contact-exit {
  margin-block: var(--section-y) var(--space-8);
}

.page-contact .exit-panel {
  border-top: 1px solid var(--color-ink);
  border-bottom: 1px solid var(--color-ink);
  padding-block: var(--space-6);
}

.page-contact .exit-lede {
  margin: 0 0 var(--space-3);
  max-width: 24ch;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-contact .exit-panel p:not(.exit-lede):not(.exit-actions):not(.exit-fine) {
  margin: 0;
  max-width: 58ch;
  font-size: var(--text-base);
  line-height: 1.9;
  color: var(--color-ink-soft);
}

.page-contact .exit-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  margin-block-start: var(--space-4);
}

.page-contact .exit-fine {
  margin-block-start: var(--space-4);
  max-width: 58ch;
  font-size: var(--text-xs);
  line-height: 1.9;
  color: var(--color-ink-muted);
}

.page-contact .exit-fine a {
  color: var(--color-ink-soft);
  text-decoration: underline;
  text-decoration-color: var(--color-line);
  text-underline-offset: 0.28em;
  transition: color 200ms ease, text-decoration-color 200ms ease;
}

.page-contact .exit-fine a:hover {
  color: var(--color-accent);
  text-decoration-color: var(--color-accent);
}

/* ---------- 移动端节奏 ---------- */
@media (max-width: 720px) {
  .page-contact .contact-channels,
  .page-contact .contact-when,
  .page-contact .contact-prepare,
  .page-contact .contact-reply {
    margin-block-start: calc(var(--section-y) * 0.5);
  }
  .page-contact .contact-exit {
    margin-block-start: calc(var(--section-y) * 0.5);
  }
  .page-contact .contact-hero .page-title {
    max-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 1ms !important;
  }
}