.page-contact {
  --contact-space: clamp(1.6rem, 4vw, 2.8rem);
  --contact-line: var(--copper);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-cover {
  position: relative;
  overflow: hidden;
  background: var(--ink-green);
  color: var(--paper-white);
  padding: clamp(1.6rem, 5vw, 3rem) 0 clamp(2.2rem, 6vw, 4rem);
  border-bottom: 6px solid var(--ink-green-deep);
}

.page-contact .contact-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(135deg, rgba(198, 161, 91, 0.08) 0 2px, transparent 2px 15px);
}

.page-contact .contact-cover .wrap {
  position: relative;
  z-index: 1;
}

.page-contact .contact-cover .breadcrumb__link,
.page-contact .contact-cover .breadcrumb__current,
.page-contact .contact-cover .breadcrumb__sep {
  color: var(--gold-soft);
}

.page-contact .contact-cover .breadcrumb__current {
  color: var(--paper-white);
}

.page-contact .contact-cover__title {
  margin: 0.7rem 0 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: var(--step-h1);
  line-height: 1.16;
  letter-spacing: 0.01em;
  max-width: 24ch;
}

.page-contact .contact-cover__lead {
  margin: 1.1rem 0 0;
  max-width: 60ch;
  font-size: var(--step-body);
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .contact-cover__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin: 1.6rem 0 0;
  padding: 1rem 0 0;
  list-style: none;
  border-top: 1px solid rgba(198, 161, 91, 0.35);
  font-family: var(--font-mono);
  font-size: var(--step-mini);
  letter-spacing: 0.09em;
  color: var(--gold);
}

/* ---------- 三条通道 ---------- */
.page-contact .channel-section .section__head {
  margin-bottom: var(--contact-space);
}

.page-contact .channel-deck {
  display: grid;
  gap: 1.2rem;
}

.page-contact .channel-card {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  min-width: 0;
  padding: clamp(1.1rem, 3vw, 1.6rem);
  border: var(--border);
  box-shadow: var(--shadow-hard);
  background: var(--paper-white);
}

.page-contact .channel-card--yellow {
  background: var(--paper-yellow);
}

.page-contact .channel-card--ink {
  background: var(--ink-green);
  color: var(--paper-white);
}

.page-contact .channel-card__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 5.5vw, 2.7rem);
  font-weight: 600;
  line-height: 0.95;
  letter-spacing: 0.03em;
  color: var(--cinnabar);
}

.page-contact .channel-card--ink .channel-card__num {
  color: var(--gold);
}

.page-contact .channel-card__body {
  min-width: 0;
}

.page-contact .channel-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step-mini);
  letter-spacing: 0.2em;
  color: var(--grey-green);
}

.page-contact .channel-card--ink .channel-card__label {
  color: var(--gold-soft);
}

.page-contact .channel-card__value {
  margin: 0.42rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.6vw, 1.24rem);
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: 0.03em;
  word-break: break-word;
  overflow-wrap: anywhere;
  color: var(--ink-green-deep);
}

.page-contact .channel-card--yellow .channel-card__value {
  color: var(--ink-black);
}

.page-contact .channel-card--ink .channel-card__value {
  color: var(--paper-white);
}

.page-contact .channel-card__note {
  margin: 0.6rem 0 0;
  font-size: var(--step-small);
  line-height: 1.8;
  color: var(--grey-green);
}

.page-contact .channel-card--ink .channel-card__note {
  color: var(--muted);
}

.page-contact .deck-photo {
  margin: var(--contact-space) 0 0;
}

.page-contact .deck-photo .media-frame {
  box-shadow: var(--shadow-hard);
}

.page-contact .deck-photo .media-frame__caption {
  margin-top: 0.7rem;
  font-size: var(--step-small);
  line-height: 1.7;
  color: var(--grey-green);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .prep-grid {
  display: grid;
  gap: clamp(1.4rem, 3.5vw, 2.4rem);
  align-items: start;
}

.page-contact .prep-intro {
  margin: 0.9rem 0 0;
  max-width: 52ch;
  font-size: var(--step-body);
  line-height: 1.85;
  color: var(--ink-green-deep);
}

.page-contact .prep-list {
  list-style: none;
  display: grid;
  gap: 0.7rem;
  margin: 1.3rem 0 0;
  padding: 0;
}

.page-contact .prep-list__item {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  min-width: 0;
  padding: 0.85rem 1rem;
  background: var(--paper-white);
  border: 1px solid var(--muted);
  border-left: 5px solid var(--gold);
  font-size: var(--step-small);
  line-height: 1.8;
  color: var(--ink-black);
}

.page-contact .prep-list__item strong {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--ink-green-deep);
}

.page-contact .prep-check {
  position: relative;
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.28rem;
  border: 2px solid var(--ink-green-deep);
  background: var(--old-paper, var(--paper-yellow));
}

.page-contact .prep-check::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 0;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--ink-green-deep);
  border-bottom: 2px solid var(--ink-green-deep);
  transform: rotate(42deg);
}

.page-contact .prep-photo {
  margin: 0;
}

.page-contact .prep-photo .media-frame {
  box-shadow: var(--shadow-hard);
}

/* ---------- 常见咨询类型 ---------- */
.page-contact .ask-section {
  background: var(--paper-yellow);
  border-top: 2px solid var(--ink-green-deep);
  border-bottom: 2px solid var(--ink-green-deep);
}

.page-contact .ask-section .section__lead {
  margin: 0.7rem 0 0;
  max-width: 56ch;
  font-size: var(--step-small);
  line-height: 1.85;
  color: var(--ink-green-deep);
}

.page-contact .ask-list {
  list-style: none;
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding: 0;
}

.page-contact .ask-item {
  display: grid;
  gap: 0.4rem;
  min-width: 0;
  padding: 1rem 1.1rem;
  background: var(--paper-white);
  border: 2px solid var(--ink-green-deep);
  border-left-width: 9px;
  border-left-color: var(--cinnabar);
}

.page-contact .ask-item__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: var(--step-h3);
  line-height: 1.35;
  color: var(--ink-green-deep);
}

.page-contact .ask-item__desc {
  margin: 0;
  font-size: var(--step-small);
  line-height: 1.85;
  color: var(--ink-black);
}

.page-contact .ask-item__desc a {
  color: var(--cinnabar);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .ask-item__desc a:hover,
.page-contact .ask-item__desc a:focus-visible {
  color: var(--cinnabar-deep);
}

/* ---------- 回复时间 ---------- */
.page-contact .reply-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--ink-green-deep);
}

.page-contact .reply-row {
  display: grid;
  gap: 0.3rem;
  padding: 0.95rem 0.2rem;
  border-bottom: 1px solid var(--muted);
}

.page-contact .reply-row__label {
  font-size: var(--step-mini);
  letter-spacing: 0.16em;
  color: var(--copper);
}

.page-contact .reply-row__value {
  font-size: var(--step-small);
  line-height: 1.85;
  color: var(--ink-black);
}

.page-contact .reply-details {
  margin-top: 1.4rem;
  border: 2px solid var(--ink-green-deep);
  border-left: 9px solid var(--gold);
  background: var(--paper-white);
}

.page-contact .reply-details summary {
  padding: 0.95rem 1.1rem;
  cursor: pointer;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: var(--step-h3);
  color: var(--ink-green-deep);
  list-style: none;
}

.page-contact .reply-details summary::-webkit-details-marker {
  display: none;
}

.page-contact .reply-details summary::before {
  content: "+";
  display: inline-block;
  width: 1.2em;
  font-family: var(--font-mono);
  color: var(--cinnabar);
}

.page-contact .reply-details[open] summary::before {
  content: "−";
}

.page-contact .reply-details__body {
  padding: 0 1.1rem 1.1rem;
  font-size: var(--step-small);
  line-height: 1.85;
  color: var(--ink-black);
}

.page-contact .reply-details__body p {
  margin: 0 0 0.7rem;
}

.page-contact .reply-details__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 位置 ---------- */
.page-contact .loc-grid {
  display: grid;
  gap: clamp(1.3rem, 3vw, 2.2rem);
  align-items: center;
}

.page-contact .loc-map {
  display: block;
  width: 100%;
  height: auto;
  border: var(--border);
  box-shadow: var(--shadow-hard);
}

.page-contact .loc-caption {
  margin: 0.6rem 0 0;
  font-size: var(--step-mini);
  letter-spacing: 0.12em;
  color: var(--grey-green);
}

.page-contact .loc-address {
  margin: 0 0 0.9rem;
  padding: 0.8rem 1rem;
  border-left: 6px solid var(--cinnabar);
  background: var(--paper-yellow);
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: var(--step-h3);
  line-height: 1.55;
  color: var(--ink-green-deep);
}

.page-contact .loc-info p {
  margin: 0 0 0.85rem;
  font-size: var(--step-small);
  line-height: 1.85;
  color: var(--ink-black);
}

.page-contact .loc-facts {
  list-style: none;
  display: grid;
  gap: 0.5rem;
  margin: 1.1rem 0 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--muted);
  font-size: var(--step-small);
  color: var(--ink-green-deep);
}

.page-contact .loc-facts li {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
}

.page-contact .loc-facts .mono {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--cinnabar);
}

/* ---------- 合作 ---------- */
.page-contact .coop-strip {
  background: var(--ink-green);
  color: var(--paper-white);
  border: var(--border);
  border-left: 12px solid var(--cinnabar);
  box-shadow: var(--shadow-hard);
  padding: clamp(1.3rem, 4vw, 2.2rem);
}

.page-contact .coop-strip__kicker {
  margin: 0;
  font-size: var(--step-mini);
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-contact .coop-strip__title {
  margin: 0.55rem 0 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: var(--step-h2);
  line-height: 1.24;
  color: var(--paper-white);
}

.page-contact .coop-strip__text {
  margin: 0.9rem 0 0;
  max-width: 62ch;
  font-size: var(--step-small);
  line-height: 1.9;
  color: var(--muted);
}

.page-contact .coop-strip__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.3rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .reply-row {
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: 1.4rem;
    align-items: baseline;
  }

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

@media (min-width: 860px) {
  .page-contact .channel-deck {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
    padding-bottom: 48px;
  }

  .page-contact .channel-card:nth-child(2) {
    transform: translateY(24px);
  }

  .page-contact .channel-card:nth-child(3) {
    transform: translateY(48px);
  }

  .page-contact .channel-card {
    flex-direction: column;
    gap: 0.6rem;
  }

  .page-contact .prep-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-contact .loc-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (min-width: 1020px) {
  .page-contact .ask-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card {
    transform: none !important;
  }

  .page-contact .channel-deck {
    padding-bottom: 0;
  }
}
<<<END>>>

.page-contact {
  --old-paper: transparent;
}