.page-contact {
  --pc-radius: 22px;
  --pc-gap: 22px;
  display: block;
}

/* ---------- 面包屑与首屏 ---------- */
.page-contact .breadcrumb {
  padding-top: 6px;
}

.page-contact .contact-hero {
  padding-top: clamp(18px, 3vw, 34px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-contact .contact-hero__main {
  min-width: 0;
}

.page-contact .contact-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(30px, 7vw, 52px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--text);
  text-wrap: balance;
}

.page-contact .contact-hero__lede {
  margin-top: 18px;
  max-width: 48ch;
}

.page-contact .contact-hero__desc {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-contact .contact-hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-contact .link-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(56, 242, 198, 0.06);
  color: var(--text);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-contact .link-pill:hover,
.page-contact .link-pill:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

/* ---------- 深墨绿联系卡片 ---------- */
.page-contact .contact-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--pc-radius);
  background: var(--ink-deep);
  box-shadow: var(--shadow-card);
}

.page-contact .contact-card__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(158deg, rgba(11, 43, 38, 0.68) 0%, rgba(7, 28, 25, 0.93) 58%, var(--ink-deep) 100%),
    repeating-linear-gradient(115deg, rgba(56, 242, 198, 0.06) 0 1px, transparent 1px 44px);
  pointer-events: none;
}

.page-contact .contact-card__body {
  position: relative;
  z-index: 2;
  padding: 26px 22px 28px;
}

.page-contact .contact-card__label {
  display: inline-block;
  margin: 0;
  padding: 5px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(56, 242, 198, 0.08);
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-contact .contact-card__title {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 24px;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .contact-list {
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .contact-item {
  display: grid;
  gap: 5px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .contact-item dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-faint);
}

.page-contact .contact-item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-contact .contact-value--wrap {
  font-size: 14px;
}

.page-contact .contact-card__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

/* ---------- 分栏模块通用 ---------- */
.page-contact .pc-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-contact .pc-aside-note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-contact .pc-text {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
}

.page-contact .pc-text--muted {
  margin: 18px 0 0;
  color: var(--text-soft);
}

.page-contact .pc-text a,
.page-contact .pc-partners__foot a,
.page-contact .pc-response__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-text a:hover,
.page-contact .pc-partners__foot a:hover,
.page-contact .pc-response__foot a:hover {
  border-bottom-color: var(--cyan);
}

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

.page-contact .pc-subject {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: 14px;
  background: rgba(18, 63, 54, 0.5);
}

.page-contact .pc-subject__title {
  font-size: 14px;
  color: var(--orange);
  overflow-wrap: anywhere;
}

.page-contact .pc-subject__hint {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-soft);
}

/* ---------- 合作方向 ---------- */
.page-contact .pc-partners__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-contact .pc-partners__figure {
  margin: 0;
}

.page-contact .pc-partners__list {
  display: grid;
  gap: 12px;
}

.page-contact .partner-card {
  border: 1px solid var(--line-ink);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.42);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-contact .partner-card[open] {
  border-color: rgba(11, 43, 38, 0.34);
  background: #fff;
}

.page-contact .partner-card__head {
  display: grid;
  gap: 5px;
  padding: 15px 42px 15px 18px;
  position: relative;
  cursor: pointer;
  list-style: none;
}

.page-contact .partner-card__head::-webkit-details-marker {
  display: none;
}

.page-contact .partner-card__head::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 15px;
  font-family: var(--font-data);
  font-size: 16px;
  color: var(--ink);
  opacity: 0.55;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.page-contact .partner-card[open] .partner-card__head::after {
  content: "–";
  opacity: 1;
}

.page-contact .partner-card__name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--ink-text);
}

.page-contact .partner-card__brief {
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-text-soft);
}

.page-contact .partner-card__body {
  padding: 0 18px 16px;
  border-top: 1px solid var(--line-ink);
  margin-top: 2px;
  padding-top: 14px;
}

.page-contact .partner-card__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-text-soft);
}

.page-contact .pc-partners__foot {
  margin: 24px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-text-soft);
  max-width: 62ch;
}

.page-contact .pc-partners__foot a {
  color: var(--ink);
  border-bottom: 1px solid var(--line-ink);
}

.page-contact .pc-partners__foot a:hover {
  border-bottom-color: var(--ink);
}

/* ---------- 到访与沟通 ---------- */
.page-contact .step-list {
  counter-reset: pc-step;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-contact .step-item {
  position: relative;
  padding-left: 54px;
}

.page-contact .step-item::before {
  counter-increment: pc-step;
  content: counter(pc-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 9px;
  font-family: var(--font-data);
  font-size: 12px;
  line-height: 1;
  color: var(--cyan);
  background: rgba(56, 242, 198, 0.06);
}

.page-contact .step-title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .step-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
  max-width: 56ch;
}

/* ---------- 响应时间 ---------- */
.page-contact .pc-response__panel {
  margin-top: 8px;
}

.page-contact .pc-time-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .pc-time-item {
  display: grid;
  gap: 6px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-ink);
}

.page-contact .pc-time-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .pc-time {
  font-size: 14px;
  color: var(--orange);
  letter-spacing: 0.02em;
}

.page-contact .pc-time-desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-text-soft);
}

.page-contact .pc-response__foot {
  margin: 24px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-text-soft);
  max-width: 64ch;
}

.page-contact .pc-response__foot a {
  color: var(--ink);
  border-bottom: 1px solid var(--line-ink);
}

.page-contact .pc-response__foot a:hover {
  border-bottom-color: var(--ink);
}

/* ---------- 窄屏与平板 ---------- */
@media (max-width: 520px) {
  .page-contact .contact-card__body {
    padding: 22px 18px 24px;
  }

  .page-contact .step-item {
    padding-left: 46px;
  }

  .page-contact .pc-subject {
    padding: 14px 14px;
  }
}

@media (min-width: 760px) {
  .page-contact .pc-partners__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
    gap: 28px;
  }

  .page-contact .pc-time-item {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    grid-template-areas: "card main";
    align-items: start;
    gap: 40px;
  }

  .page-contact .contact-hero__main {
    grid-area: main;
  }

  .page-contact .contact-card {
    grid-area: card;
  }

  .page-contact .pc-split {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }

  .page-contact .pc-aside-note {
    max-width: 30ch;
  }
}