.page-contact {
  --pc-block: clamp(2.5rem, 6vw, 5rem);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

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

.page-contact .inline-link {
  color: var(--crimson);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .inline-link:hover,
.page-contact .inline-link:focus-visible {
  color: var(--jade);
  border-bottom-color: var(--jade);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-intro {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-block: clamp(1.5rem, 4vw, 3rem) clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-intro__lead {
  max-width: 58ch;
}

.page-contact .contact-intro h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 6vw, 3.8rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0.6rem 0 1rem;
  color: var(--ink);
}

.page-contact .contact-intro__text {
  margin: 0;
  font-size: clamp(1rem, 1.6vw, 1.1rem);
  line-height: 1.9;
  color: var(--slate);
  max-width: 58ch;
}

.page-contact .contact-intro__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 0;
}

.page-contact .fact {
  background: var(--cream);
  padding: 0.9rem 1rem;
  display: grid;
  gap: 0.35rem;
  align-content: start;
}

.page-contact .fact dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--indigo);
}

.page-contact .fact dd {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1rem, 2.2vw, 1.3rem);
  line-height: 1.3;
  color: var(--ink);
}

.page-contact .fact dd.mono {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--gold);
}

/* ---------- 联系方式 + 需求登记 ---------- */
.page-contact .contact-desk {
  padding-block: var(--pc-block);
}

.page-contact .contact-desk__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.page-contact .contact-desk__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  margin: 0 0 0.5rem;
}

.page-contact .contact-desk__note {
  margin: 0 0 1.4rem;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--slate);
  max-width: 44ch;
}

.page-contact .reach-card {
  position: relative;
  background: var(--cream);
  border: 1px solid var(--line);
  border-left: 4px solid var(--line);
  padding: 1.1rem 1.2rem 1.25rem;
  display: grid;
  gap: 0.35rem;
  transition: transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    border-left-color var(--dur) var(--ease);
}

.page-contact .reach-card + .reach-card {
  margin-top: 0.9rem;
}

.page-contact .reach-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--lift);
  border-left-color: var(--jade);
}

.page-contact .reach-card--mail {
  border-left-color: var(--crimson);
  box-shadow: 0 20px 36px -28px rgba(26, 24, 22, 0.6);
}

.page-contact .reach-card--phone {
  border-left-color: var(--indigo);
}

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

.page-contact .reach-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-contact .reach-card__value {
  font-family: var(--font-mono);
  font-size: clamp(0.98rem, 2.4vw, 1.2rem);
  color: var(--ink);
  text-decoration: none;
  word-break: break-all;
  justify-self: start;
  padding-bottom: 0.15rem;
  border-bottom: 1px solid var(--line);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .reach-card__value:hover,
.page-contact .reach-card__value:focus-visible {
  color: var(--jade);
  border-bottom-color: var(--jade);
}

.page-contact .reach-card__value--plain {
  font-family: var(--font-body);
  font-size: 1rem;
  border-bottom: none;
  padding-bottom: 0;
  word-break: keep-all;
}

.page-contact .reach-card__desc {
  margin: 0.1rem 0 0;
  font-size: 0.87rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .contact-desk__media {
  margin-top: 1.6rem;
}

/* 需求登记卡片 */
.page-contact .inquire-card {
  background: var(--cream);
  border: 1px solid var(--line);
  border-top: 4px solid var(--crimson);
  padding: clamp(1.25rem, 3vw, 2.25rem);
}

.page-contact .inquire-card h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.4rem, 2.8vw, 1.9rem);
  margin: 0.35rem 0 0.5rem;
}

.page-contact .inquire-card__lead {
  margin: 0 0 1.5rem;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--slate);
}

.page-contact .inquire-fields {
  display: grid;
  gap: 1.05rem;
}

.page-contact .field {
  display: grid;
  gap: 0.4rem;
}

.page-contact .field label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-contact .field input,
.page-contact .field select,
.page-contact .field textarea {
  font: inherit;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 0.7rem 0.8rem;
  width: 100%;
  transition: border-color var(--dur) var(--ease), outline-color var(--dur) var(--ease);
}

.page-contact .field textarea {
  resize: vertical;
  line-height: 1.7;
}

.page-contact .field input::placeholder,
.page-contact .field textarea::placeholder {
  color: #9A9086;
}

.page-contact .field input:focus,
.page-contact .field select:focus,
.page-contact .field textarea:focus {
  outline: 2px solid var(--jade);
  outline-offset: 1px;
  border-color: var(--jade);
}

.page-contact .inquire-hint {
  margin: 1.1rem 0 0.9rem;
  padding-left: 0.85rem;
  border-left: 2px solid var(--gold);
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-contact .inquire-submit {
  width: 100%;
}

/* ---------- 常见咨询分类 ---------- */
.page-contact .contact-topics {
  padding-block: var(--pc-block);
  background: #E2DCD2;
  border-block: 1px solid var(--line);
}

.page-contact .topics-lead {
  margin: 1rem 0 0;
  max-width: 62ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--slate);
}

.page-contact .topic-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 1.75rem;
}

.page-contact .topic-card {
  background: var(--cream);
  padding: 1.3rem 1.25rem 1.5rem;
  display: grid;
  align-content: start;
  gap: 0.5rem;
  border-top: 3px solid var(--line);
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .topic-card:hover {
  background: #FFFFFF;
  transform: translateY(-3px);
}

.page-contact .topic-card--crimson {
  border-top-color: var(--crimson);
}

.page-contact .topic-card--indigo {
  border-top-color: var(--indigo);
}

.page-contact .topic-card--gold {
  border-top-color: var(--gold);
}

.page-contact .topic-card--jade {
  border-top-color: var(--jade);
}

.page-contact .topic-card__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--slate);
}

.page-contact .topic-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.12rem;
  line-height: 1.4;
}

.page-contact .topic-card p {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.85;
  color: var(--slate);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .contact-partner {
  padding-block: var(--pc-block);
}

.page-contact .contact-partner__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-contact .contact-partner__intro h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.2vw, 2.15rem);
  margin: 0.5rem 0 1rem;
}

.page-contact .contact-partner__intro p {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--slate);
  max-width: 56ch;
}

.page-contact .contact-partner__list {
  background: var(--ink);
  color: var(--cream);
  padding: clamp(1.4rem, 3vw, 2rem);
  border-left: 4px solid var(--gold);
}

.page-contact .contact-partner__list h3 {
  margin: 0 0 1.1rem;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.12rem;
  color: var(--cream);
}

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

.page-contact .partner-checklist li {
  position: relative;
  padding-left: 1.5rem;
  padding-bottom: 0.8rem;
  font-size: 0.9rem;
  line-height: 1.8;
  color: #D6CEC3;
  border-bottom: 1px solid rgba(247, 244, 239, 0.14);
}

.page-contact .partner-checklist li:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-contact .partner-checklist li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-family: var(--font-mono);
}

/* ---------- 服务区域 ---------- */
.page-contact .contact-region {
  padding-block: var(--pc-block);
  background: var(--ink);
  color: var(--cream);
}

.page-contact .region-grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3.5rem);
}

.page-contact .contact-region .eyebrow {
  color: var(--gold);
}

.page-contact .region-body h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  margin: 0.4rem 0 0.9rem;
  color: var(--cream);
}

.page-contact .region-body p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.9;
  color: #CFC7BC;
}

.page-contact .region-points {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-contact .region-points li {
  font-size: 0.9rem;
  line-height: 1.75;
  color: #CFC7BC;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid rgba(247, 244, 239, 0.12);
}

.page-contact .region-points li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-contact .region-points .mono {
  display: inline-block;
  margin-right: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--jade);
}

.page-contact .region-foot {
  margin-top: 1.2rem;
}

.page-contact .contact-region .inline-link {
  color: var(--gold);
  border-bottom-color: rgba(201, 154, 46, 0.5);
}

.page-contact .contact-region .inline-link:hover,
.page-contact .contact-region .inline-link:focus-visible {
  color: var(--jade);
  border-bottom-color: var(--jade);
}

/* ---------- 收束 ---------- */
.page-contact .contact-close {
  padding-block: var(--pc-block);
  background: var(--paper);
}

.page-contact .contact-close__band {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  height: 6px;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .contact-close__band span:nth-child(1) {
  background: var(--crimson);
}

.page-contact .contact-close__band span:nth-child(2) {
  background: var(--indigo);
}

.page-contact .contact-close__band span:nth-child(3) {
  background: var(--gold);
}

.page-contact .contact-close__band span:nth-child(4) {
  background: var(--jade);
}

.page-contact .contact-close__band span:nth-child(5) {
  background: var(--ink);
}

.page-contact .contact-close__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-contact .contact-close h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin: 0 0 0.85rem;
}

.page-contact .contact-close p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--slate);
  max-width: 58ch;
}

.page-contact .contact-close__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-content: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-intro__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-contact .field--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 720px) {
  .page-contact .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-contact .contact-intro {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }

  .page-contact .contact-partner__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-contact .region-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-contact .contact-close__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 4fr);
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-desk__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

  .page-contact .reach-card--mail {
    margin-inline-start: -1.75rem;
    margin-inline-end: 1.5rem;
  }

  .page-contact .reach-card--phone {
    margin-inline-start: 0.5rem;
    margin-inline-end: 0.25rem;
  }
}

@media (min-width: 1100px) {
  .page-contact .topic-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .reach-card,
  .page-contact .topic-card,
  .page-contact .reach-card__value,
  .page-contact .inline-link {
    transition: none;
  }

  .page-contact .reach-card:hover,
  .page-contact .topic-card:hover {
    transform: none;
  }
}