.page-contact {
  --ct-rule: rgba(11, 13, 15, .12);
  --ct-rule-soft: rgba(11, 13, 15, .07);
  --ct-radius: 14px;
  background-color: var(--porcelain);
  background-image:
    linear-gradient(to right, rgba(30, 79, 143, .055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(30, 79, 143, .055) 1px, transparent 1px);
  background-size: 88px 88px;
  color: var(--ink);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-contact a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-contact a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .breadcrumb {
  padding-top: clamp(18px, 3vw, 32px);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  display: grid;
  gap: clamp(30px, 5vw, 44px);
  padding: clamp(16px, 3vw, 28px) 0 clamp(40px, 6vw, 72px);
}

.page-contact .ct-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(29px, 6.4vw, 52px);
  line-height: 1.1;
  letter-spacing: -.025em;
  text-wrap: balance;
}

.page-contact .ct-lead {
  margin: clamp(16px, 2.5vw, 22px) 0 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.9;
  color: var(--ink-70);
}

.page-contact .ct-quick {
  margin: clamp(26px, 4vw, 36px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ct-rule);
}

.page-contact .ct-quick li {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 14px 2px;
  border-bottom: 1px solid var(--ct-rule);
  align-items: baseline;
}

.page-contact .ct-quick__k {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--blue);
}

.page-contact .ct-quick__v strong {
  display: block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(13.5px, 2.4vw, 16px);
  letter-spacing: .01em;
  overflow-wrap: anywhere;
}

.page-contact .ct-quick__v em {
  display: block;
  margin-top: 4px;
  font-style: normal;
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-55);
}

/* 到馆小卡 */
.page-contact .ct-visit {
  align-self: start;
  background: var(--ink);
  border: 1px solid rgba(215, 219, 222, .14);
  border-radius: var(--ct-radius);
  overflow: hidden;
}

.page-contact .ct-visit__media {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--graphite);
}

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

.page-contact .ct-visit__body {
  padding: 18px 20px 22px;
}

.page-contact .ct-visit__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .ct-visit__note {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244, 239, 230, .72);
}

.page-contact .ct-visit__link {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(244, 165, 28, .45);
  padding-bottom: 2px;
  transition: border-color .25s var(--ease);
}

.page-contact .ct-visit__link:hover {
  border-bottom-color: var(--amber);
}

/* ---------- 双栏主体 ---------- */
.page-contact .ct-body {
  display: grid;
  gap: clamp(40px, 6vw, 56px);
  padding-bottom: clamp(16px, 3vw, 32px);
}

.page-contact .ct-main > * + * {
  margin-top: clamp(40px, 6vw, 64px);
}

.page-contact .ct-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ct-rule);
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-contact .ct-h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 3.2vw, 25px);
  line-height: 1.25;
  letter-spacing: -.015em;
}

.page-contact .ct-block__lead {
  margin: 0 0 clamp(16px, 2.5vw, 22px);
  max-width: 60ch;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-70);
}

.page-contact .ct-block__foot {
  margin: clamp(16px, 2.5vw, 22px) 0 0;
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-55);
}

/* ---------- 三种联系入口 ---------- */
.page-contact .ct-channels {
  display: grid;
  gap: 14px;
}

.page-contact .ct-channel {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px 20px 22px;
  background: var(--paper);
  border: 1px solid var(--ct-rule);
  border-left: 3px solid var(--silver);
  border-radius: var(--radius-sm);
  transition: transform .28s var(--ease), border-color .28s var(--ease), box-shadow .28s var(--ease);
}

.page-contact .ct-channel:hover,
.page-contact .ct-channel:focus-within {
  transform: translateY(-3px);
  border-color: rgba(24, 183, 160, .55);
  border-left-color: var(--cyan);
  box-shadow: 0 18px 34px -26px rgba(11, 13, 15, .6);
}

.page-contact .ct-channel--mail {
  border-left-color: var(--blue);
}

.page-contact .ct-channel--form {
  border-left-color: rgba(244, 165, 28, .8);
  background: linear-gradient(162deg, rgba(244, 165, 28, .08), var(--paper) 58%);
}

.page-contact .ct-channel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-contact .ct-channel__no {
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--ink-30);
}

.page-contact .ct-channel__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16.5px;
  letter-spacing: -.01em;
}

.page-contact .ct-channel__value {
  margin: 0;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--ct-rule-soft);
  font-family: var(--font-mono);
  font-size: clamp(13.5px, 2.3vw, 15.5px);
  letter-spacing: .01em;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .ct-channel__badge {
  align-self: flex-start;
  margin: 0;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--amber);
  color: var(--ink);
  font-size: 12px;
  letter-spacing: .06em;
}

.page-contact .ct-channel p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-contact .ct-channel__link {
  margin-top: auto;
  align-self: flex-start;
  padding-top: 6px;
  font-family: var(--font-ui);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(30, 79, 143, .35);
  padding-bottom: 3px;
  transition: border-color .25s var(--ease);
}

.page-contact .ct-channel__link:hover {
  border-bottom-color: var(--blue);
}

/* ---------- 响应时间轴 ---------- */
.page-contact .ct-timeline {
  margin: 0;
  padding: 0 0 0 24px;
  list-style: none;
  border-left: 1px solid var(--silver);
}

.page-contact .ct-timeline li {
  position: relative;
  padding-bottom: clamp(20px, 3vw, 28px);
}

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

.page-contact .ct-timeline li::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--porcelain);
  border: 2px solid var(--cyan);
}

.page-contact .ct-timeline__t {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 4px;
  background: rgba(24, 183, 160, .11);
  color: #0f8574;
  font-size: 11.5px;
  letter-spacing: .1em;
}

.page-contact .ct-timeline__h {
  margin: 9px 0 5px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: -.01em;
}

.page-contact .ct-timeline p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
}

/* ---------- 准备清单 ---------- */
.page-contact .ct-prep {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .ct-prep li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 16px 18px 16px 14px;
  background: var(--mist);
  border-left: 2px solid var(--blue);
  border-radius: var(--radius-sm);
  transition: transform .28s var(--ease), border-left-color .28s var(--ease);
}

.page-contact .ct-prep li:hover {
  transform: translateY(-2px);
  border-left-color: var(--cyan);
}

.page-contact .ct-prep__num {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--blue);
  padding-top: 3px;
}

.page-contact .ct-prep h3 {
  margin: 0 0 5px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
}

.page-contact .ct-prep p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-70);
}

/* ---------- 合作共建 ---------- */
.page-contact .ct-collab-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ct-rule);
}

.page-contact .ct-collab-list li {
  padding: 15px 2px;
  border-bottom: 1px solid var(--ct-rule);
}

.page-contact .ct-collab-list h3 {
  margin: 0 0 5px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -.01em;
}

.page-contact .ct-collab-list p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-70);
}

/* ---------- 侧栏 ---------- */
.page-contact .ct-address {
  background: var(--paper);
  border: 1px solid var(--ct-rule);
  border-radius: var(--ct-radius);
  overflow: hidden;
  transition: transform .28s var(--ease), border-color .28s var(--ease), box-shadow .28s var(--ease);
}

.page-contact .ct-address:hover,
.page-contact .ct-address:focus-within {
  transform: translateY(-2px);
  border-color: rgba(24, 183, 160, .55);
  box-shadow: 0 22px 42px -34px rgba(11, 13, 15, .7);
}

.page-contact .ct-address__map {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--mist);
  border-bottom: 1px solid var(--ct-rule);
}

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

.page-contact .ct-address__body {
  padding: 20px 20px 24px;
}

.page-contact .ct-address__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--blue);
}

.page-contact .ct-h3 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -.015em;
}

.page-contact .ct-address address {
  margin: 8px 0 0;
  font-style: normal;
  font-family: var(--font-ui);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink);
}

.page-contact .ct-address__hint {
  margin: 12px 0 0;
  padding-left: 0;
  border-left: 2px solid transparent;
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-70);
  transition: border-color .28s var(--ease), padding-left .28s var(--ease);
}

.page-contact .ct-address:hover .ct-address__hint,
.page-contact .ct-address:focus-within .ct-address__hint {
  border-left-color: var(--amber);
  padding-left: 12px;
}

.page-contact .ct-address__hours {
  margin: 14px 0 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink-55);
}

.page-contact .ct-aside__note {
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px dashed var(--ct-rule);
  border-radius: var(--radius-sm);
}

.page-contact .ct-aside__note p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-55);
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-contact .ct-quick li {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 4px 18px;
  }
}

@media (min-width: 760px) {
  .page-contact .ct-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-channels > :last-child {
    grid-column: 1 / -1;
  }

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

@media (min-width: 920px) {
  .page-contact .ct-hero {
    grid-template-columns: minmax(0, 1.22fr) minmax(0, .78fr);
    gap: clamp(40px, 5vw, 64px);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-contact .ct-body {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .8fr);
    gap: clamp(40px, 5vw, 68px);
    align-items: start;
  }

  .page-contact .ct-aside {
    position: sticky;
    top: 28px;
  }
}

@media (min-width: 1120px) {
  .page-contact .ct-channels > :last-child {
    grid-column: auto;
  }

  .page-contact .ct-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-channel,
  .page-contact .ct-prep li,
  .page-contact .ct-address,
  .page-contact .ct-address__hint,
  .page-contact .ct-visit__link,
  .page-contact .ct-channel__link {
    transition: none;
  }

  .page-contact .ct-channel:hover,
  .page-contact .ct-channel:focus-within,
  .page-contact .ct-prep li:hover,
  .page-contact .ct-address:hover,
  .page-contact .ct-address:focus-within {
    transform: none;
  }
}
<<<END>>>