.page-contact {
  --ct-radius: 3px;
  --ct-gap: clamp(18px, 3vw, 28px);
  position: relative;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */

.page-contact .contact-hero {
  position: relative;
  padding-top: clamp(18px, 4vw, 36px);
  background-image:
    repeating-linear-gradient(90deg, rgba(244, 241, 234, 0.045) 0 1px, transparent 1px 88px),
    linear-gradient(180deg, rgba(20, 51, 43, 0.62), rgba(7, 18, 15, 0) 76%);
}

.page-contact .contact-hero .crumbs {
  margin-bottom: clamp(22px, 4vw, 40px);
}

.page-contact .contact-hero__head {
  max-width: 60ch;
}

.page-contact .contact-hero__head .eyebrow {
  margin: 0 0 14px;
}

.page-contact .contact-hero__head .display {
  margin: 0 0 18px;
}

.page-contact .contact-hero__head .lede {
  margin: 0;
  max-width: 56ch;
}

.page-contact .contact-hero__figure {
  margin: clamp(28px, 5vw, 48px) 0 0;
}

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

/* ---------- 三条渠道 ---------- */

.page-contact .reach-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .reach-card {
  display: flex;
  flex-direction: column;
  padding: clamp(20px, 3vw, 28px);
  background: var(--deep);
  border: 1px solid var(--hair);
  border-radius: var(--ct-radius);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease);
}

.page-contact .reach-card:hover,
.page-contact .reach-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--bronze);
}

.page-contact .reach-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--hair);
}

.page-contact .reach-card__icon {
  display: inline-flex;
  color: var(--bronze);
}

.page-contact .reach-card:hover .reach-card__icon {
  color: var(--bronze-lit);
}

.page-contact .reach-card__index {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-contact .reach-card__title {
  margin: 0 0 10px;
  font-size: clamp(18px, 2.4vw, 21px);
  font-weight: 700;
  color: var(--paper);
}

.page-contact .reach-card__value {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: clamp(14px, 1.8vw, 17px);
  line-height: 1.6;
  color: var(--bronze-lit);
  word-break: break-word;
}

.page-contact .reach-card__use {
  flex: 1 1 auto;
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .reach-card__note {
  margin: 0;
  padding-left: 10px;
  border-left: 2px solid var(--hair);
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
  transition: border-color 180ms var(--ease);
}

.page-contact .reach-card:hover .reach-card__note {
  border-color: var(--bronze);
}

.page-contact .reach-card__actions {
  margin-top: 18px;
}

.page-contact .copy-btn {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* ---------- 服务时间 ---------- */

.page-contact .contact-hours .stamp {
  margin: 22px 0 0;
}

.page-contact .stamp__panel {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .stamp__panel p {
  margin: 0;
}

.page-contact .hours {
  margin-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--hair);
}

.page-contact .hours__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 20px 0;
  border-bottom: 1px solid var(--hair);
  transition: background-color 180ms var(--ease);
}

.page-contact .hours__row:hover {
  background-color: rgba(20, 51, 43, 0.42);
}

.page-contact .hours__type {
  margin: 0;
  font-size: clamp(15px, 2vw, 17px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper);
}

.page-contact .hours__ch {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .hours__need {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .contact-hours__foot {
  margin: 22px 0 0;
  max-width: 70ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 邮件写法 ---------- */

.page-contact .contact-mail__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
}

.page-contact .mail-sample {
  margin-top: clamp(22px, 3vw, 30px);
  padding: clamp(20px, 3vw, 30px);
  background:
    linear-gradient(180deg, rgba(79, 216, 200, 0.07), rgba(79, 216, 200, 0) 68%),
    var(--ink);
  border: 1px solid var(--hair);
  border-left: 2px solid var(--cyan);
  border-radius: var(--ct-radius);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 300;
  line-height: 1.95;
  color: var(--paper);
}

.page-contact .mail-sample__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-contact .mail-sample__label:not(:first-child) {
  margin-top: 16px;
}

.page-contact .mail-sample__line {
  margin: 0;
  word-break: break-word;
}

.page-contact .contact-mail__body .prose {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-mail__body .prose a {
  color: var(--bronze-lit);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  transition: border-color 180ms var(--ease);
}

.page-contact .contact-mail__body .prose a:hover {
  border-bottom-color: var(--bronze);
}

.page-contact .contact-mail__figure {
  margin: 0;
}

/* ---------- 内容合作 ---------- */

.page-contact .coop-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ct-gap);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .coop-col .h3 {
  margin: 0 0 12px;
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--paper);
}

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

.page-contact .coop-list li {
  position: relative;
  padding: 12px 0 12px 22px;
  border-bottom: 1px solid var(--hair);
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .coop-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 9px;
  height: 1px;
  background: var(--bronze);
}

.page-contact .coop-list--alt li::before {
  background: var(--cyan);
}

.page-contact .contact-coop .prose {
  margin: 24px 0 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .contact-coop .prose a {
  color: var(--bronze-lit);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
}

/* ---------- 联系前准备 ---------- */

.page-contact .prep-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .prep-step {
  padding-top: 18px;
  border-top: 1px solid var(--hair);
}

.page-contact .prep-step__num {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-contact .prep-step__icon {
  display: block;
  margin: 12px 0;
  color: var(--bronze);
}

.page-contact .prep-step__title {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--paper);
}

.page-contact .prep-step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
}

.page-contact .contact-prep .prose {
  margin: 28px 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 末尾状态 ---------- */

.page-contact .contact-status-band {
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-contact .reach-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--hair);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-contact .reach-status__dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(79, 216, 200, 0.14);
  animation: contact-pulse 2600ms var(--ease) infinite;
}

.page-contact .reach-status__text strong {
  margin-right: 8px;
  font-weight: 300;
  color: var(--cyan);
}

.page-contact .reach-status__alt {
  color: var(--mist);
  opacity: 0.85;
}

@keyframes contact-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.42; }
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-contact .reach-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 860px) {
  .page-contact .contact-mail__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: clamp(28px, 4vw, 52px);
  }

  .page-contact .coop-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(24px, 4vw, 48px);
  }

  .page-contact .prep-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(20px, 3vw, 34px);
  }

  .page-contact .hours__row {
    grid-template-columns: minmax(0, 1.05fr) 104px minmax(0, 1.5fr);
    align-items: baseline;
    gap: 20px;
    padding: 22px 0;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-hero__head .display {
    max-width: 20ch;
  }
}
<<<END>>>