.page-contact {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding-top: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--text-dim);
}

.page-contact .breadcrumbs a {
  color: var(--accent);
  text-decoration: none;
}

.page-contact .breadcrumbs a:hover,
.page-contact .breadcrumbs a:focus-visible {
  text-decoration: underline;
}

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

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-block: clamp(18px, 3vw, 32px) clamp(40px, 6vw, 76px);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: 22px;
}

.page-contact .contact-hero__copy {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4vw, 40px);
  border: 2px solid var(--edge);
  background:
    linear-gradient(155deg, var(--nebula) 0%, var(--space-blue) 72%);
  box-shadow: var(--shadow-hard);
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .16;
  filter: saturate(.55) contrast(1.05);
  z-index: 0;
}

.page-contact .contact-hero__copy > *:not(.contact-hero__media) {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__copy .display-xl {
  color: var(--mist);
  margin: 10px 0 16px;
  max-width: 15ch;
}

.page-contact .contact-hero__copy .lede {
  color: var(--text-dim);
  max-width: 46ch;
  margin-bottom: 24px;
}

.page-contact .pc-stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 2px solid var(--edge);
}

.page-contact .pc-stats li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-contact .pc-stats-num {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  line-height: 1;
}

.page-contact .pc-stats-label {
  font-size: 13px;
  color: var(--text-dim);
  letter-spacing: .02em;
}

/* ---------- 联络卡 ---------- */
.page-contact .contact-card {
  position: relative;
  padding: clamp(20px, 3vw, 32px);
  border: 2px solid var(--cyan);
  background: var(--nebula);
  background-image: linear-gradient(165deg, rgba(24, 224, 255, .12), rgba(7, 26, 47, 0) 60%);
  box-shadow: 12px 12px 0 0 #040F1D;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  width: 96px;
  height: 6px;
  background: var(--orange);
}

.page-contact .contact-card__tag {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent-warm);
}

.page-contact .contact-card__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.2;
  color: var(--mist);
}

.page-contact .contact-card__note {
  margin: 0 0 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-contact .contact-card__list {
  margin: 8px 0 0;
}

.page-contact .contact-card__row {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-top: 1px solid var(--edge);
}

.page-contact .contact-card__row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-dim);
}

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

.page-contact .contact-card__strong {
  font-size: clamp(17px, 2.6vw, 21px);
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 2px solid rgba(24, 224, 255, .35);
}

.page-contact .contact-card__strong:hover,
.page-contact .contact-card__strong:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-contact .contact-card__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 2px dashed var(--edge);
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .contact-card__foot a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(24, 224, 255, .4);
}

.page-contact .contact-card__foot a:hover,
.page-contact .contact-card__foot a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ---------- 章节抬头 ---------- */
.page-contact .pc-head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .pc-head .display-md {
  color: var(--mist);
  margin: 8px 0 14px;
}

.page-contact .pc-head .lede {
  color: var(--text-dim);
}

/* ---------- 合作对象 ---------- */
.page-contact .pc-partners {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .pc-partner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px 18px;
  padding: clamp(18px, 3vw, 26px);
  border: 2px solid var(--edge);
  border-left-width: 6px;
  background: var(--nebula);
  transition: transform .28s var(--ease), border-color .28s var(--ease), box-shadow .28s var(--ease);
}

.page-contact .pc-partner:hover {
  transform: translateY(-3px);
  border-color: var(--cyan);
  border-left-color: var(--accent-warm);
  box-shadow: 6px 6px 0 0 #040F1D;
}

.page-contact .pc-partner:nth-child(even) {
  border-left-color: var(--teal);
}

.page-contact .pc-partner__num {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--accent);
  padding-top: 2px;
}

.page-contact .pc-partner__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(18px, 2.6vw, 22px);
  color: var(--mist);
}

.page-contact .pc-partner__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 合作流程 ---------- */
.page-contact .pc-flow-section {
  position: relative;
}

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

.page-contact .pc-step {
  position: relative;
  padding: clamp(18px, 3vw, 26px);
  border-top: 3px solid var(--edge);
  background: linear-gradient(180deg, rgba(14, 42, 71, .85), rgba(7, 26, 47, .4));
  transition: border-color .28s var(--ease), transform .28s var(--ease);
}

.page-contact .pc-step:nth-child(2) {
  border-top-color: var(--teal);
}

.page-contact .pc-step:nth-child(3) {
  border-top-color: var(--orange);
}

.page-contact .pc-step:nth-child(4) {
  border-top-color: var(--lime);
}

.page-contact .pc-step:hover {
  transform: translateY(-3px);
  border-top-color: var(--cyan);
}

.page-contact .pc-step__num {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--bg);
  background: var(--cyan);
  padding: 3px 9px;
  margin-bottom: 14px;
  font-weight: 700;
}

.page-contact .pc-step:nth-child(2) .pc-step__num {
  background: var(--teal);
  color: var(--mist);
}

.page-contact .pc-step:nth-child(3) .pc-step__num {
  background: var(--orange);
  color: var(--mist);
}

.page-contact .pc-step:nth-child(4) .pc-step__num {
  background: var(--lime);
}

.page-contact .pc-step__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.4vw, 20px);
  color: var(--mist);
}

.page-contact .pc-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .pc-step:hover p {
  color: var(--mist);
}

/* ---------- 服务时间 ---------- */
.page-contact .pc-service {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-contact .pc-service__body .display-md {
  color: var(--mist);
  margin: 8px 0 20px;
}

.page-contact .pc-service__list {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-contact .pc-service__list > div {
  padding: 14px 0 14px 16px;
  border-left: 3px solid var(--cyan);
  background: rgba(14, 42, 71, .5);
}

.page-contact .pc-service__list > div:nth-child(2) {
  border-left-color: var(--orange);
}

.page-contact .pc-service__list > div:nth-child(3) {
  border-left-color: var(--lime);
}

.page-contact .pc-service__list > div:nth-child(4) {
  border-left-color: var(--teal);
}

.page-contact .pc-service__list dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

.page-contact .pc-service__list dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .pc-service__media {
  border: 2px solid var(--edge);
  background: var(--nebula);
  margin: 0;
  box-shadow: 8px 8px 0 0 #040F1D;
}

.page-contact .pc-service__media img {
  width: 100%;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  filter: saturate(.85);
}

.page-contact .pc-service__media .media-caption {
  padding: 12px 16px 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 常见问题 ---------- */
.page-contact .pc-faq {
  display: grid;
  gap: 12px;
}

.page-contact .pc-faq__item {
  border: 2px solid var(--edge);
  background: var(--nebula);
  padding: 0 18px;
  transition: border-color .25s var(--ease);
}

.page-contact .pc-faq__item[open] {
  border-color: var(--cyan);
}

.page-contact .pc-faq__item summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 26px 16px 0;
  position: relative;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--mist);
}

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

.page-contact .pc-faq__item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--accent);
  line-height: 1;
}

.page-contact .pc-faq__item[open] summary::after {
  content: "–";
  color: var(--lime);
}

.page-contact .pc-faq__item summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.page-contact .pc-faq__item p {
  margin: 0 0 18px;
  padding-top: 2px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 页尾入口条 ---------- */
.page-contact .pc-tail {
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-contact .pc-tail__inner {
  padding: clamp(24px, 4vw, 40px);
  border: 2px solid var(--edge);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(24, 224, 255, .16), transparent 60%),
    radial-gradient(120% 140% at 100% 100%, rgba(255, 106, 42, .16), transparent 62%),
    var(--nebula);
  box-shadow: var(--shadow-hard);
}

.page-contact .pc-tail__inner .display-md {
  color: var(--mist);
  margin: 0 0 12px;
}

.page-contact .pc-tail__inner .lede {
  color: var(--text-dim);
  margin: 0 0 22px;
  max-width: 58ch;
}

.page-contact .pc-tail__tape {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .pc-capsule {
  display: inline-block;
  padding: 11px 20px;
  border: 2px solid var(--cyan);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--accent);
  text-decoration: none;
  transition: background-color .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}

.page-contact .pc-capsule:hover,
.page-contact .pc-capsule:focus-visible {
  background: var(--cyan);
  color: var(--space-blue);
  transform: translateY(-2px);
}

.page-contact .pc-capsule--warm {
  border-color: var(--orange);
  color: var(--accent-warm);
}

.page-contact .pc-capsule--warm:hover,
.page-contact .pc-capsule--warm:focus-visible {
  background: var(--orange);
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-contact .contact-card__row {
    grid-template-columns: 104px 1fr;
    align-items: baseline;
    gap: 16px;
  }

  .page-contact .pc-faq {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 880px) {
  .page-contact .pc-partners {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .pc-partner:last-child {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: start;
    border-left-color: var(--accent-warm);
  }

  .page-contact .pc-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    border-top: 0;
  }

  .page-contact .pc-step {
    padding: clamp(18px, 2.4vw, 24px) clamp(14px, 1.6vw, 20px);
  }

  .page-contact .pc-step + .pc-step {
    border-left: 1px solid var(--edge);
  }

  .page-contact .pc-service {
    grid-template-columns: 7fr 5fr;
    gap: 36px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 5fr 7fr;
    gap: 32px;
    align-items: stretch;
  }

  .page-contact .contact-card {
    align-self: start;
  }

  .page-contact .contact-hero__copy .display-xl {
    font-size: clamp(38px, 4.4vw, 58px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-partner,
  .page-contact .pc-step,
  .page-contact .pc-capsule {
    transition: none;
  }

  .page-contact .pc-partner:hover,
  .page-contact .pc-step:hover,
  .page-contact .pc-capsule:hover {
    transform: none;
  }
}