.page-contact {
  --fb-gold-line: 2px solid var(--gold);
}

.page-contact .fb-inner {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.page-contact [hidden] {
  display: none !important;
}

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

/* ---------- 首屏：说明牌式拼贴 ---------- */
.page-contact .fb-hero {
  background: var(--sand);
  padding-block: clamp(24px, 5vw, 64px) clamp(20px, 3vw, 44px);
}

.page-contact .fb-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
}

.page-contact .fb-hero__kicker {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--gold-deep);
}

.page-contact .fb-hero h1 {
  margin: 0 0 18px;
  color: var(--ink);
}

.page-contact .fb-hero__lede {
  margin: 0;
  max-width: 46ch;
  color: var(--rock);
  line-height: 1.85;
}

.page-contact .fb-hero__stamp {
  display: grid;
  gap: 8px;
  padding: 18px 0;
  border-top: var(--hair);
  border-bottom: var(--hair);
}

.page-contact .fb-hero__stamp-label {
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--rock-2);
}

.page-contact .fb-hero__stamp-code {
  font-size: clamp(26px, 5vw, 42px);
  line-height: 1.1;
  color: var(--gold-deep);
  font-variant-numeric: tabular-nums;
}

.page-contact .fb-hero__stamp-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--rock-2);
}

.page-contact .fb-anno {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.2em;
  line-height: 1.6;
  color: var(--rock-2);
}

/* ---------- 三条提交路径 ---------- */
.page-contact .fb-paths {
  background: var(--sand);
  padding-block: clamp(34px, 5vw, 72px);
}

.page-contact .fb-paths__head {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  align-items: end;
  padding-top: 18px;
  border-top: var(--hair-soft);
}

.page-contact .fb-paths__intro {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--rock);
}

.page-contact .fb-plate-img {
  margin: 0;
  border-bottom: 1px solid var(--gold);
}

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

.page-contact .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(22px, 3vw, 34px) 0 clamp(20px, 3vw, 32px);
}

.page-contact .fb-paths__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.4vw, 28px);
  align-items: start;
}

.page-contact .fb-path {
  position: relative;
  padding: clamp(20px, 2.4vw, 30px) clamp(18px, 2vw, 26px);
  border-radius: var(--r-md);
  background: var(--sand-2);
}

.page-contact .fb-path::before {
  content: "";
  position: absolute;
  top: 0;
  left: clamp(18px, 2vw, 26px);
  width: 56px;
  height: 3px;
  border-radius: 2px;
}

.page-contact .fb-path--a::before { background: var(--gold); }
.page-contact .fb-path--b::before { background: var(--teal); }
.page-contact .fb-path--c::before { background: var(--earth); }

.page-contact .fb-path__index {
  display: block;
  margin-bottom: 14px;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--rock-2);
}

.page-contact .fb-path__title {
  margin: 0 0 12px;
  font-size: clamp(20px, 2.3vw, 26px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
}

.page-contact .fb-path__body {
  margin: 0 0 16px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--rock);
}

.page-contact .fb-path__meta {
  display: grid;
  gap: 8px;
  margin: 0 0 16px;
  padding-top: 14px;
  border-top: var(--hair-soft);
}

.page-contact .fb-path__meta dt {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--rock-2);
}

.page-contact .fb-path__meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink);
  word-break: break-word;
}

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

.page-contact .fb-path__link a {
  font-size: 14px;
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.5);
  padding-bottom: 2px;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-contact .fb-path__link a:hover {
  color: var(--ink);
  border-bottom-color: var(--gold-deep);
}

/* ---------- 准备清单 ---------- */
.page-contact .fb-check {
  background: var(--sand-2);
  padding-block: clamp(38px, 6vw, 80px);
}

.page-contact .fb-check__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3vw, 44px);
}

.page-contact .fb-checklist {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .fb-checklist__item {
  border-top: var(--hair-soft);
}

.page-contact .fb-checklist__label {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 2px;
  cursor: pointer;
}

.page-contact .fb-checklist__box {
  flex: none;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--gold-deep);
}

.page-contact .fb-checklist__text {
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--rock);
  transition: color var(--dur) var(--ease);
}

.page-contact .fb-checklist__text strong {
  color: var(--ink);
  font-weight: 700;
}

.page-contact .fb-checklist__box:checked + .fb-checklist__text {
  color: var(--rock-2);
}

.page-contact .fb-check__hint {
  margin: 18px 0 0;
  color: var(--rock-2);
}

.page-contact .fb-check__aside {
  align-self: start;
  padding: 22px 22px 24px;
  border-radius: var(--r-lg);
  background: rgba(201, 162, 39, 0.1);
}

.page-contact .fb-check__aside-title {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.page-contact .fb-check__aside p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--rock);
}

.page-contact .fb-check__aside p:last-child {
  margin-bottom: 0;
}

.page-contact .fb-check__aside a {
  color: var(--gold-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.5);
}

.page-contact .fb-check__aside a:hover {
  color: var(--ink);
}

/* ---------- 受理边界（深色停顿区） ---------- */
.page-contact .fb-boundary {
  background: var(--green);
  color: var(--sand-2);
  padding-block: clamp(42px, 7vw, 96px);
}

.page-contact .fb-boundary .section-title {
  color: var(--sand-2);
}

.page-contact .fb-boundary__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 3vw, 44px);
  margin-top: clamp(22px, 3vw, 36px);
}

.page-contact .fb-boundary__sub {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--gold);
}

.page-contact .fb-boundary ul {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .fb-boundary li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(251, 246, 236, 0.88);
}

.page-contact .fb-boundary li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

.page-contact .fb-boundary__reject li::before {
  background: var(--earth);
}

.page-contact .fb-boundary__foot {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(251, 246, 236, 0.62);
}

/* ---------- 响应节奏 ---------- */
.page-contact .fb-rhythm {
  background: var(--sand);
  padding-block: clamp(38px, 6vw, 80px);
}

.page-contact .fb-rhythm__window {
  display: block;
  margin: 16px 0 0;
  font-size: clamp(38px, 8.5vw, 112px);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.page-contact .fb-rhythm__list {
  list-style: none;
  margin: clamp(26px, 4vw, 48px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .fb-rhythm__list li {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-top: var(--hair-soft);
}

.page-contact .fb-rhythm__key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
}

.page-contact .fb-rhythm__val {
  font-size: 16px;
  line-height: 1.85;
  color: var(--rock);
}

/* ---------- 联系方式 ---------- */
.page-contact .fb-contact {
  background: var(--sand-2);
  padding-block: clamp(38px, 6vw, 80px);
}

.page-contact .fb-contact__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.page-contact .fb-contact__item {
  display: grid;
  gap: 8px;
  padding: 18px 0;
  border-top: var(--hair-soft);
  align-items: center;
}

.page-contact .fb-contact__key {
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--rock-2);
}

.page-contact .fb-contact__val {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-contact .copy-btn {
  justify-self: start;
  padding: 7px 16px;
  border: 1px solid var(--gold);
  border-radius: 999px;
  background: transparent;
  color: var(--gold-deep);
  font-family: var(--font-body);
  font-size: 13px;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .copy-btn:hover,
.page-contact .copy-btn:focus-visible {
  background: var(--gold);
  color: var(--ink);
}

.page-contact .copy-btn.is-copied {
  background: var(--green);
  border-color: var(--green);
  color: var(--sand-2);
}

.page-contact .fb-contact__note {
  margin: 20px 0 0;
  max-width: 60ch;
  color: var(--rock-2);
  line-height: 1.8;
}

/* ---------- 底部通栏图 ---------- */
.page-contact .fb-footer-img {
  margin: 0;
  border-top: 1px solid var(--gold);
}

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

.page-contact .fb-footer-img .caption {
  padding: 12px var(--gutter) 0;
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 760px) {
  .page-contact .fb-check__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .fb-boundary__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }

  .page-contact .fb-rhythm__list li {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
  }

  .page-contact .fb-contact__item {
    grid-template-columns: 120px minmax(0, 1fr) auto;
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-contact .fb-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr) 32px;
    column-gap: clamp(20px, 3vw, 40px);
    align-items: end;
  }

  .page-contact .fb-anno {
    grid-column: 3;
    justify-self: end;
    align-self: center;
    writing-mode: vertical-rl;
    text-orientation: mixed;
  }

  .page-contact .fb-paths__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 360px);
  }

  .page-contact .fb-paths__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-contact .fb-path--a {
    grid-column: 1 / 6;
  }

  .page-contact .fb-path--b {
    grid-column: 6 / 10;
    margin-top: 40px;
  }

  .page-contact .fb-path--c {
    grid-column: 10 / 13;
    margin-top: 84px;
  }
}

@media (min-width: 1180px) {
  .page-contact .fb-hero {
    padding-block: clamp(40px, 5vw, 76px) clamp(24px, 3vw, 52px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .copy-btn,
  .page-contact .fb-path__link a,
  .page-contact .fb-checklist__text {
    transition: none;
  }
}
</｜｜DSML｜｜ parameter>
</｜｜DSML｜｜ invoke>
</｜｜DSML｜｜ calls>