.page-contact {
  --ct-pad: clamp(44px, 7vw, 92px);
  background: var(--ink);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-3);
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-hero__visual {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-contact .ct-hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
  filter: saturate(0.72) contrast(1.06);
}

.page-contact .ct-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 27, 43, 0.72) 0%, rgba(11, 27, 43, 0.9) 58%, var(--ink-3) 100%),
    repeating-linear-gradient(90deg, rgba(217, 226, 231, 0.05) 0 1px, transparent 1px 84px);
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 18px;
  padding-block: clamp(52px, 10vw, 108px);
}

.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--rock);
}

.page-contact .crumbs__link {
  color: var(--gold-lift);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}

.page-contact .crumbs__link:hover,
.page-contact .crumbs__link:focus-visible {
  border-bottom-color: var(--gold);
}

.page-contact .ct-hero__current {
  color: var(--mist);
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-contact .ct-hero__title {
  margin: 0;
  max-width: 15ch;
  font-size: clamp(2.05rem, 7.2vw, 4.05rem);
  line-height: 1.1;
  letter-spacing: 0.03em;
  font-weight: 800;
  color: var(--paper);
}

.page-contact .ct-hero__lead {
  margin: 0;
  max-width: 42ch;
  font-size: clamp(0.95rem, 2.4vw, 1.06rem);
  line-height: 1.8;
  color: var(--mist);
}

.page-contact .ct-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

.page-contact .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

/* ---------- 01 联络通道 ---------- */
.page-contact .ct-reach {
  background: var(--paper);
  color: var(--ink);
  padding-block: var(--ct-pad);
}

.page-contact .ct-reach .section-head__num {
  color: var(--terracotta);
}

.page-contact .ct-reach .section-head__title,
.page-contact .ct-callback .section-head__title,
.page-contact .ct-hours .section-head__title {
  color: var(--ink);
}

.page-contact .ct-reach__intro {
  margin: 0 0 26px;
  max-width: 46ch;
  line-height: 1.8;
  color: var(--ink-2);
}

.page-contact .ct-reach__grid {
  display: grid;
  gap: 14px;
}

.page-contact .ct-card {
  position: relative;
  display: grid;
  align-content: start;
  gap: 10px;
  padding: clamp(18px, 3.4vw, 28px);
  background: var(--ink-2);
  color: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
}

.page-contact .ct-card--mail {
  border-left-color: var(--gold-lift);
}

.page-contact .ct-card--addr {
  border-left-color: var(--terracotta);
}

.page-contact .ct-card__label {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-contact .ct-card__value {
  margin: 0;
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 4.4vw, 1.4rem);
  line-height: 1.35;
  color: var(--paper);
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .ct-card__value--mail {
  font-size: clamp(1rem, 4.6vw, 1.72rem);
  color: var(--gold-lift);
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 6px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .ct-card__value--mail:hover,
.page-contact .ct-card__value--mail:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--gold);
}

.page-contact .ct-card__value--tel {
  letter-spacing: 0.06em;
  color: var(--celadon);
}

.page-contact .ct-card__value--addr {
  font-family: var(--font-sans);
  font-size: clamp(0.98rem, 3.6vw, 1.16rem);
  line-height: 1.7;
}

.page-contact .ct-card__note {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--mist);
  opacity: 0.78;
}

/* ---------- 02 邮件流程 ---------- */
.page-contact .ct-mail {
  background: var(--ink-3);
  padding-block: var(--ct-pad);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .ct-mail__grid {
  display: grid;
  gap: 28px;
}

.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-contact .ct-steps__item {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 4px 14px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-contact .ct-steps__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-steps__num {
  grid-row: span 2;
  padding-top: 4px;
  font-size: 0.86rem;
  color: var(--gold);
  letter-spacing: 0.06em;
}

.page-contact .ct-steps__title {
  margin: 0;
  font-size: 1.02rem;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .ct-steps__item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--mist);
  opacity: 0.82;
}

.page-contact .ct-mail__media {
  margin: 0;
  border: 1px solid var(--line-gold);
  background: var(--ink-2);
}

.page-contact .ct-mail__media .media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-contact .ct-mail__media .media__caption {
  padding: 12px 14px;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--rock);
  border-top: 1px solid var(--line);
}

.page-contact .ct-checklist {
  margin-top: 28px;
  padding: clamp(20px, 3.4vw, 30px);
  background: var(--paper);
  color: var(--ink);
  border-top: 3px solid var(--gold);
}

.page-contact .ct-checklist__title {
  margin: 0 0 14px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-contact .ct-checklist__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .ct-checklist__list li {
  position: relative;
  padding-left: 24px;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-contact .ct-checklist__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 10px;
  border: 1px solid var(--celadon);
  background: var(--celadon);
  opacity: 0.35;
}

/* ---------- 03 回拨 ---------- */
.page-contact .ct-callback {
  background: var(--paper);
  color: var(--ink);
  padding-block: var(--ct-pad);
}

.page-contact .ct-callback__grid {
  display: grid;
  gap: 28px;
}

.page-contact .ct-callback__copy p {
  margin: 0 0 16px;
  max-width: 42ch;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-contact .ct-callback__points {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  border-left: 2px solid var(--line-gold);
  padding-left: 16px;
}

.page-contact .ct-callback__points li {
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--ink-2);
}

.page-contact .ct-callback__figure {
  margin: 0;
  padding: 18px;
  background: var(--ink);
  border: 1px solid var(--line-gold);
}

.page-contact .ct-flow {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .ct-flow__box {
  fill: var(--ink-2);
  stroke: rgba(200, 162, 74, 0.45);
  stroke-width: 1;
}

.page-contact .ct-flow__text {
  fill: var(--paper);
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-contact .ct-flow__line {
  stroke: var(--gold);
  stroke-width: 1.4;
}

.page-contact .ct-callback__figure .media__caption {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--rock);
}

/* ---------- 04 合作 ---------- */
.page-contact .ct-coop {
  background: var(--ink-3);
  padding-block: var(--ct-pad);
  border-top: 1px solid var(--line-soft);
}

.page-contact .ct-coop__intro {
  margin: 0 0 22px;
  max-width: 48ch;
  line-height: 1.8;
  color: var(--mist);
  opacity: 0.86;
}

.page-contact .ct-coop .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.page-contact .ct-coop .filter-btn {
  min-height: 44px;
  padding: 0 18px;
  font-family: var(--font-sans);
  font-size: 0.86rem;
  letter-spacing: 0.05em;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .ct-coop .filter-btn:hover,
.page-contact .ct-coop .filter-btn:focus-visible {
  border-color: var(--gold);
  color: var(--gold-lift);
}

.page-contact .ct-coop .filter-btn[aria-pressed="true"] {
  background: rgba(200, 162, 74, 0.14);
  border-color: var(--gold);
  color: var(--gold-lift);
}

.page-contact .ct-coop__list {
  display: grid;
  gap: 14px;
}

.page-contact .ct-coop__item {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: clamp(18px, 3.2vw, 26px);
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
}

.page-contact .ct-coop__item .tag {
  justify-self: start;
}

.page-contact .ct-coop__title {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .ct-coop__item p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--mist);
  opacity: 0.84;
}

.page-contact .ct-coop__meta {
  font-size: 0.74rem !important;
  letter-spacing: 0.06em;
  color: var(--celadon) !important;
  opacity: 1 !important;
  border-top: 1px dashed var(--line);
  padding-top: 10px;
}

.page-contact .filter-empty {
  margin: 18px 0 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--amber);
}

/* ---------- 05 服务时间 ---------- */
.page-contact .ct-hours {
  background: var(--paper);
  color: var(--ink);
  padding-block: var(--ct-pad);
}

.page-contact .ct-hours__grid {
  display: grid;
  gap: 20px;
}

.page-contact .ct-hours__panel {
  background: var(--paper);
  border: 1px solid rgba(11, 27, 43, 0.14);
  border-left: 3px solid var(--terracotta);
  padding: clamp(18px, 3.2vw, 26px);
}

.page-contact .ct-hours__list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .ct-hours__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: 1px solid rgba(11, 27, 43, 0.12);
}

.page-contact .ct-hours__row:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .ct-hours__row:last-child {
  padding-bottom: 0;
}

.page-contact .ct-hours__row dt {
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--terracotta);
  text-transform: uppercase;
}

.page-contact .ct-hours__row dd {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--ink-2);
}

.page-contact .ct-hours__aside {
  padding: clamp(18px, 3.2vw, 26px);
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--line-gold);
}

.page-contact .ct-hours__aside-title {
  margin: 0 0 14px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--gold-lift);
}

.page-contact .ct-hours__links {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-contact .ct-hours__links li {
  border-top: 1px solid var(--line-soft);
  padding-top: 10px;
}

.page-contact .ct-hours__links li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-contact .ct-hours__links a {
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-contact .ct-hours__links a:hover,
.page-contact .ct-hours__links a:focus-visible {
  color: var(--gold-lift);
  border-bottom-color: var(--gold);
}

.page-contact .ct-hours__aside-note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--rock);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-reach__grid {
    grid-template-columns: 1.35fr 1fr;
  }

  .page-contact .ct-card--addr {
    grid-column: 1 / -1;
  }

  .page-contact .ct-checklist__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 26px;
  }

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

@media (min-width: 960px) {
  .page-contact .ct-hero__inner {
    padding-block: clamp(76px, 9vw, 120px);
  }

  .page-contact .ct-mail__grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
    gap: 36px;
  }

  .page-contact .ct-callback__grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
    gap: 40px;
  }

  .page-contact .ct-hours__grid {
    grid-template-columns: 1.25fr 0.75fr;
    align-items: start;
    gap: 24px;
  }

  .page-contact .ct-reach__grid {
    grid-template-columns: 1.45fr 1fr;
  }

  .page-contact .ct-card--addr {
    grid-column: 1 / -1;
  }
}

@media (max-width: 420px) {
  .page-contact .ct-hero__actions .btn {
    width: 100%;
  }

  .page-contact .ct-coop .filter-btn {
    flex: 1 1 calc(50% - 10px);
    padding: 0 10px;
    font-size: 0.82rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card__value--mail,
  .page-contact .crumbs__link,
  .page-contact .ct-coop .filter-btn,
  .page-contact .ct-hours__links a {
    transition: none;
  }
}
<<<END>>>