.page-contact {
  --fb-gap: clamp(20px, 3.2vw, 36px);
  background: var(--ink-900);
  color: var(--text-body);
}

.page-contact .section {
  padding-block: clamp(48px, 7vw, 96px);
}

/* ---------- 首屏 ---------- */
.page-contact .fb-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: var(--text-strong);
  background: linear-gradient(112deg, var(--ink-900) 0%, var(--ink-900) 50%, var(--ink-700) 50%, var(--ink-700) 100%);
  padding-block: clamp(22px, 3.4vw, 40px) clamp(96px, 12vw, 148px);
}

.page-contact .fb-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  margin: 0;
}

.page-contact .fb-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 68% 42%;
  opacity: 0.2;
}

.page-contact .fb-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(95deg, var(--ink-900) 0%, rgba(16, 18, 20, 0.72) 48%, rgba(16, 18, 20, 0.92) 100%);
}

.page-contact .fb-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: clamp(48px, 7vw, 84px);
  background: var(--paper);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  z-index: 3;
  pointer-events: none;
}

.page-contact .fb-hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: var(--fb-gap);
}

.page-contact .fb-hero .breadcrumbs__list {
  color: var(--text-muted);
}

.page-contact .fb-hero .breadcrumbs__link {
  color: var(--fog);
}

.page-contact .fb-hero .breadcrumbs__link:hover,
.page-contact .fb-hero .breadcrumbs__link:focus-visible {
  color: var(--pulse);
}

.page-contact .fb-hero .breadcrumbs__current {
  color: var(--text-strong);
}

.page-contact .fb-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 20px 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fog);
}

.page-contact .fb-eyebrow::before {
  content: "";
  width: 30px;
  height: 2px;
  background: var(--pulse);
  flex: 0 0 auto;
}

.page-contact .fb-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 6.2vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--text-strong);
}

.page-contact .fb-hero__lede {
  max-width: 46ch;
  margin: 0 0 26px;
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  line-height: 1.85;
  color: var(--text-body);
}

.page-contact .fb-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .fb-hero__actions .btn--ghost {
  border-color: rgba(244, 239, 228, 0.32);
  color: var(--text-strong);
}

.page-contact .fb-hero__actions .btn--ghost:hover,
.page-contact .fb-hero__actions .btn--ghost:focus-visible {
  border-color: var(--pulse);
  color: var(--pulse);
}

/* 值班台：错位叠放 */
.page-contact .fb-duty {
  position: relative;
  padding-top: 4px;
}

.page-contact .fb-duty__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--signal);
}

.page-contact .fb-duty__card {
  position: relative;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-850);
  box-shadow: var(--shadow-panel);
}

.page-contact .fb-duty__card--primary {
  transform: rotate(-1.4deg);
  border-left: 3px solid var(--pulse);
  background: linear-gradient(160deg, var(--ink-700), var(--ink-850) 72%);
}

.page-contact .fb-duty__card--secondary {
  margin-top: -10px;
  margin-left: clamp(8px, 3vw, 34px);
  transform: rotate(0.8deg);
  background: var(--paper);
  border-color: var(--line-ink);
  color: var(--text-ink);
}

.page-contact .fb-duty__k {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.page-contact .fb-duty__phone {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.45rem, 4.6vw, 2.05rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.01em;
  color: var(--pulse);
  text-decoration: none;
}

.page-contact .fb-duty__phone:hover,
.page-contact .fb-duty__phone:focus-visible {
  color: var(--signal);
}

.page-contact .fb-duty__mail {
  display: block;
  font-size: clamp(0.82rem, 2.6vw, 0.95rem);
  line-height: 1.5;
  overflow-wrap: anywhere;
  color: var(--text-strong);
  text-decoration: none;
}

.page-contact .fb-duty__card--secondary .fb-duty__k {
  color: var(--text-ink-soft);
}

.page-contact .fb-duty__card--secondary .fb-duty__mail {
  color: var(--ember);
}

.page-contact .fb-duty__card--secondary .fb-duty__mail:hover,
.page-contact .fb-duty__card--secondary .fb-duty__mail:focus-visible {
  color: var(--pulse);
}

.page-contact .fb-duty__hint {
  margin: 10px 0 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-contact .fb-duty__card--secondary .fb-duty__hint {
  color: var(--text-ink-soft);
}

/* ---------- 三段自查 ---------- */
.page-contact .fb-checks {
  background: var(--paper);
  color: var(--text-ink);
}

.page-contact .fb-checks .section-head__index {
  color: var(--ember);
}

.page-contact .fb-checks .section-head__title {
  color: var(--text-ink);
}

.page-contact .fb-checks .section-head__note {
  color: var(--text-ink-soft);
}

.page-contact .fb-checks__list {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-ink);
}

.page-contact .fb-checks__item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
  padding: clamp(20px, 3vw, 28px) 0;
  border-bottom: 1px solid var(--line-ink);
}

.page-contact .fb-checks__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--clay);
  padding-top: 5px;
}

.page-contact .fb-checks__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.4vw, 1.28rem);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-ink);
}

.page-contact .fb-checks__body p {
  margin: 0 0 12px;
  max-width: 62ch;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--text-ink-soft);
}

.page-contact .fb-checks .link-arrow {
  color: var(--ember);
}

.page-contact .fb-checks .link-arrow:hover,
.page-contact .fb-checks .link-arrow:focus-visible {
  color: var(--pulse);
}

/* ---------- 直接联系 ---------- */
.page-contact .fb-reach {
  background: var(--ink-900);
  color: var(--text-body);
}

.page-contact .fb-reach__grid {
  display: grid;
  gap: var(--fb-gap);
}

.page-contact .fb-reach__panel {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 3.4vw, 38px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--ink-850), var(--ink-800));
}

.page-contact .fb-reach__panel .section-head__index {
  color: var(--fog);
}

.page-contact .fb-reach__panel .section-head__title {
  color: var(--text-strong);
}

.page-contact .fb-reach__deco {
  position: absolute;
  right: -24px;
  bottom: -22px;
  width: 58%;
  max-width: 320px;
  color: var(--fog);
  opacity: 0.16;
  pointer-events: none;
}

.page-contact .fb-reach__lede {
  position: relative;
  max-width: 54ch;
  margin: 12px 0 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text-body);
}

.page-contact .fb-reach__rows {
  position: relative;
  margin-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line-soft);
}

.page-contact .fb-reach__row {
  display: grid;
  gap: 4px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .fb-reach__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.page-contact .fb-reach__phone {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 5.4vw, 2.4rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--pulse);
  text-decoration: none;
}

.page-contact .fb-reach__phone:hover,
.page-contact .fb-reach__phone:focus-visible {
  color: var(--signal);
}

.page-contact .fb-reach__mail {
  font-size: clamp(0.9rem, 2.5vw, 1.06rem);
  line-height: 1.6;
  overflow-wrap: anywhere;
  color: var(--text-strong);
  text-decoration: none;
}

.page-contact .fb-reach__mail:hover,
.page-contact .fb-reach__mail:focus-visible {
  color: var(--signal);
}

.page-contact .fb-reach__row address {
  font-style: normal;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-body);
}

.page-contact .fb-reach__note {
  position: relative;
  margin: 18px 0 0;
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--text-muted);
}

.page-contact .fb-reach__media {
  margin: 0;
}

/* ---------- 邮件怎么写 ---------- */
.page-contact .fb-write {
  background: var(--paper-2);
  color: var(--text-ink);
}

.page-contact .fb-write .section-head__index {
  color: var(--ember);
}

.page-contact .fb-write .section-head__title {
  color: var(--text-ink);
}

.page-contact .fb-write .section-head__note {
  color: var(--text-ink-soft);
}

.page-contact .fb-write__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .fb-write h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.6vw, 1.3rem);
  font-weight: 700;
  color: var(--text-ink);
}

.page-contact .fb-write__template {
  margin: 0 0 20px;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: clamp(0.8rem, 2.4vw, 0.92rem);
  line-height: 1.7;
  overflow-wrap: anywhere;
  color: var(--paper);
  background: var(--ink-800);
  border-left: 3px solid var(--pulse);
  border-radius: var(--radius);
}

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

.page-contact .fb-write__tags li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 0 0 11px;
  margin-bottom: 11px;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-ink-soft);
  border-bottom: 1px solid var(--line-ink);
}

.page-contact .fb-write__list {
  list-style: none;
  counter-reset: fbw;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .fb-write__list li {
  position: relative;
  padding-left: 40px;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--text-ink-soft);
}

.page-contact .fb-write__list li::before {
  counter-increment: fbw;
  content: counter(fbw, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--clay);
}

.page-contact .fb-write__list strong {
  display: block;
  margin-bottom: 2px;
  font-weight: 700;
  color: var(--text-ink);
}

.page-contact .fb-write__hint {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-ink);
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--text-ink-soft);
}

/* ---------- 处理节奏 ---------- */
.page-contact .fb-tempo {
  background: var(--ink-800);
  color: var(--text-body);
}

.page-contact .fb-tempo .section-head__index {
  color: var(--fog);
}

.page-contact .fb-tempo .section-head__title {
  color: var(--text-strong);
}

.page-contact .fb-tempo .section-head__note {
  color: var(--text-muted);
}

.page-contact .fb-tempo__steps {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
}

.page-contact .fb-tempo__steps li {
  padding: 18px 0 18px 20px;
  border-left: 2px solid var(--line);
}

.page-contact .fb-tempo__num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--signal);
}

.page-contact .fb-tempo__steps h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.3vw, 1.18rem);
  font-weight: 700;
  color: var(--text-strong);
}

.page-contact .fb-tempo__steps p {
  margin: 0;
  max-width: 42ch;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.page-contact .fb-tempo__note {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--pulse);
  border-radius: var(--radius);
  background: rgba(240, 74, 29, 0.07);
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--text-body);
}

/* ---------- 合作与纠错 ---------- */
.page-contact .fb-other {
  background: var(--paper);
  color: var(--text-ink);
}

.page-contact .fb-other__grid {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
}

.page-contact .fb-other__card {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line-ink);
  border-radius: var(--radius);
  background: var(--paper-2);
  box-shadow: 0 1px 0 rgba(23, 25, 28, 0.05);
}

.page-contact .fb-other__k {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ember);
}

.page-contact .fb-other__card h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-weight: 700;
  color: var(--text-ink);
}

.page-contact .fb-other__card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--text-ink-soft);
}

.page-contact .fb-other__hint {
  margin: clamp(22px, 3vw, 32px) 0 0;
  font-size: 0.86rem;
  line-height: 1.85;
  color: var(--text-ink-soft);
}

.page-contact .fb-other__hint a {
  color: var(--ember);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .fb-other__hint a:hover,
.page-contact .fb-other__hint a:focus-visible {
  color: var(--pulse);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .fb-reach__row {
    grid-template-columns: 76px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-contact .fb-checks__item {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 20px;
  }
}

@media (min-width: 860px) {
  .page-contact .fb-tempo__steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(18px, 2.6vw, 34px);
  }

  .page-contact .fb-tempo__steps li {
    padding: 0 0 0 20px;
  }

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

@media (min-width: 900px) {
  .page-contact .fb-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .fb-duty {
    margin-top: 8px;
  }

  .page-contact .fb-reach__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
    gap: clamp(32px, 5vw, 64px);
  }
}

@media (min-width: 920px) {
  .page-contact .fb-write__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .fb-duty__card--primary,
  .page-contact .fb-duty__card--secondary {
    transform: none;
  }
}
<<<END>>>