.page-contact {
  --pc-rail-pad: clamp(18px, 3vw, 32px);
  --pc-soft-cyan: rgba(34, 224, 214, .10);
  --pc-soft-violet: rgba(124, 77, 255, .12);
  --pc-panel: rgba(14, 22, 48, .62);
  display: block;
  overflow-x: clip;
}

.page-contact .pc-crumbs {
  padding-top: clamp(16px, 3vw, 30px);
}

/* ---------- Hero ---------- */

.page-contact .pc-hero {
  padding-top: clamp(20px, 3vw, 34px);
}

.page-contact .pc-hero__title {
  font-size: clamp(30px, 4.6vw, 56px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  max-width: 20em;
  margin: 14px 0 20px;
}

.page-contact .pc-hero__lede {
  max-width: 62ch;
  margin: 0 0 clamp(24px, 3vw, 34px);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: clamp(30px, 4vw, 48px);
}

.page-contact .pc-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-contact .pc-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 18px clamp(16px, 2.4vw, 26px);
  background: var(--midnight);
}

.page-contact .pc-num {
  font-size: clamp(24px, 3.4vw, 36px);
  line-height: 1;
  color: var(--cyan);
  font-weight: 500;
  flex: none;
}

.page-contact .pc-fact-label {
  color: var(--mist);
  font-size: 15px;
  line-height: 1.6;
}

@media (min-width: 760px) {
  .page-contact .pc-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 合作类型错位卡 ---------- */

.page-contact .pc-coop {
  display: grid;
  gap: 20px;
}

.page-contact .pc-coop__card {
  position: relative;
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--r-xl);
  overflow: hidden;
}

.page-contact .pc-coop__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  opacity: .85;
}

.page-contact .pc-coop__card--b::before {
  background: linear-gradient(90deg, var(--violet), var(--cyan));
}

.page-contact .pc-coop__card--c::before {
  background: linear-gradient(90deg, var(--orange), var(--violet));
}

.page-contact .pc-coop__idx {
  display: block;
  font-size: 13px;
  letter-spacing: .22em;
  color: var(--mist);
  margin-bottom: 8px;
}

.page-contact .pc-coop__card .h3 {
  margin: 0 0 12px;
  font-size: clamp(20px, 2.6vw, 26px);
}

.page-contact .pc-coop__card > p {
  margin: 0;
  color: var(--mist);
  line-height: 1.75;
}

.page-contact .pc-list {
  list-style: none;
  margin: 18px 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .pc-list li {
  position: relative;
  padding-left: 20px;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.7;
}

.page-contact .pc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
  border-radius: 2px;
}

.page-contact .pc-fit {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  color: var(--mist);
  opacity: .72;
  transition: opacity .28s var(--ease);
}

.page-contact .pc-coop__card:hover .pc-fit,
.page-contact .pc-coop__card:focus-within .pc-fit {
  opacity: 1;
}

@media (min-width: 880px) {
  .page-contact .pc-coop {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
  }

  .page-contact .pc-coop__card--a {
    grid-column: 1 / span 6;
  }

  .page-contact .pc-coop__card--b {
    grid-column: 8 / span 5;
    margin-top: 52px;
  }

  .page-contact .pc-coop__card--c {
    grid-column: 3 / span 7;
    margin-top: 4px;
  }
}

/* ---------- 可对接能力 ---------- */

.page-contact .pc-cap {
  display: grid;
  gap: 20px;
}

.page-contact .pc-cap__item {
  padding: clamp(20px, 2.6vw, 30px);
  border-radius: var(--r-lg);
  position: relative;
}

.page-contact .pc-cap__item .h4 {
  margin: 0 0 10px;
  font-size: clamp(17px, 2.1vw, 20px);
}

.page-contact .pc-cap__item p {
  margin: 0;
  color: var(--mist);
  line-height: 1.72;
}

.page-contact .pc-cap__item p.pc-cap__meta {
  margin-top: 16px;
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: .06em;
}

.page-contact .pc-cap__item--wide {
  background-image: linear-gradient(140deg, var(--pc-soft-violet), transparent 62%);
}

@media (min-width: 840px) {
  .page-contact .pc-cap {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 22px;
  }

  .page-contact .pc-cap__item--wide {
    grid-column: 1 / span 7;
  }

  .page-contact .pc-cap__item:nth-child(2) {
    grid-column: 8 / span 5;
    margin-top: 34px;
  }

  .page-contact .pc-cap__item:nth-child(3) {
    grid-column: 1 / span 5;
  }

  .page-contact .pc-cap__item:nth-child(4) {
    grid-column: 6 / span 7;
    margin-top: -22px;
  }
}

/* ---------- 流程 ---------- */

.page-contact .pc-process-figure {
  position: relative;
  margin: 0 0 clamp(28px, 4vw, 46px);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  overflow: hidden;
  background: linear-gradient(140deg, var(--pc-soft-violet), var(--pc-soft-cyan));
}

.page-contact .pc-process-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: .92;
}

.page-contact .pc-process-figure figcaption {
  position: absolute;
  left: clamp(14px, 3vw, 26px);
  bottom: clamp(14px, 3vw, 22px);
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(7, 11, 26, .68);
  backdrop-filter: blur(var(--blur));
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--ice);
}

.page-contact .pc-flow {
  list-style: none;
  margin: 0;
  padding: 0 0 0 var(--pc-rail-pad);
  border-left: 1px solid var(--line);
  display: grid;
  gap: 14px;
}

.page-contact .pc-flow__step {
  position: relative;
  min-width: 0;
}

.page-contact .pc-flow__step::before {
  content: "";
  position: absolute;
  top: 24px;
  left: calc(-1 * var(--pc-rail-pad) - 5px);
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--deep);
  border: 2px solid var(--violet);
  box-sizing: content-box;
}

.page-contact .pc-flow__details[open] {
  --pc-marker: var(--cyan);
}

.page-contact .pc-flow__details[open] > .pc-flow__summary ~ * {
  padding-left: 0;
}

.page-contact .pc-flow__summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 16px clamp(16px, 2.6vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--pc-panel);
  cursor: pointer;
  list-style: none;
  transition: border-color .25s var(--ease), background .25s var(--ease);
}

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

.page-contact .pc-flow__summary:hover {
  border-color: var(--violet);
}

.page-contact .pc-flow__summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--mist);
  transition: color .25s var(--ease);
}

.page-contact .pc-flow__details[open] > .pc-flow__summary {
  border-color: var(--cyan);
  background: var(--pc-soft-cyan);
}

.page-contact .pc-flow__details[open] > .pc-flow__summary::after {
  content: "\2212";
  color: var(--cyan);
}

.page-contact .pc-flow__idx {
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--cyan);
  flex: none;
}

.page-contact .pc-flow__title {
  margin: 0;
  font-size: clamp(16px, 2.1vw, 19px);
}

.page-contact .pc-flow__body {
  padding: 16px clamp(16px, 2.6vw, 24px) 20px;
  border-left: 1px solid var(--line);
  margin-left: calc(clamp(16px, 2.6vw, 24px) + 14px);
  margin-top: 8px;
  display: grid;
  gap: 12px;
}

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

.page-contact .pc-flow__body p.pc-flow__need {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--ice);
}

/* ---------- 合作生态 ---------- */

.page-contact .pc-eco {
  display: grid;
  gap: 20px;
}

.page-contact .pc-eco__cell {
  padding: clamp(22px, 2.8vw, 32px);
  border-radius: var(--r-lg);
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-contact .pc-eco__num {
  display: block;
  font-size: clamp(40px, 6vw, 68px);
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -0.03em;
}

.page-contact .pc-eco__label {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(15px, 1.9vw, 18px);
  line-height: 1.5;
  color: var(--ice);
}

.page-contact .pc-eco__cell p {
  margin: 6px 0 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.72;
}

.page-contact .pc-eco__cell--major {
  background-image: linear-gradient(150deg, var(--pc-soft-cyan), transparent 70%);
}

@media (min-width: 820px) {
  .page-contact .pc-eco {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 22px;
    align-items: start;
  }

  .page-contact .pc-eco__cell--major {
    grid-column: 1 / span 5;
  }

  .page-contact .pc-eco__cell:nth-child(2) {
    grid-column: 6 / span 4;
    margin-top: 40px;
  }

  .page-contact .pc-eco__cell:nth-child(3) {
    grid-column: 10 / span 3;
    margin-top: 12px;
  }
}

/* ---------- 联系信息 ---------- */

.page-contact .pc-contact {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-contact .pc-contact__row {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 2.8vw, 28px) 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .pc-contact__row dt {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--ice);
}

.page-contact .pc-contact__row dd {
  margin: 0;
  display: grid;
  gap: 8px;
  min-width: 0;
}

.page-contact .pc-contact__val {
  font-size: clamp(16px, 2.4vw, 22px);
  line-height: 1.4;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .pc-contact__val:not(.mono) {
  color: var(--ice);
  font-family: var(--font-body);
}

.page-contact .pc-contact__note {
  color: var(--mist);
  font-size: 14px;
  line-height: 1.7;
  max-width: 62ch;
}

@media (min-width: 780px) {
  .page-contact .pc-contact__row {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 32px;
    align-items: baseline;
  }
}

/* ---------- 常见问题 ---------- */

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

.page-contact .pc-faq__item {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--pc-panel);
  overflow: hidden;
  transition: border-color .25s var(--ease);
}

.page-contact .pc-faq__item:hover {
  border-color: rgba(124, 77, 255, .55);
}

.page-contact .pc-faq__item[open] {
  border-color: rgba(34, 224, 214, .5);
}

.page-contact .pc-faq__q {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: clamp(16px, 2.4vw, 22px) clamp(16px, 2.8vw, 26px);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.55;
  color: var(--ice);
}

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

.page-contact .pc-faq__q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--violet);
}

.page-contact .pc-faq__item[open] .pc-faq__q::after {
  content: "\2212";
  color: var(--cyan);
}

.page-contact .pc-faq__a {
  padding: 0 clamp(16px, 2.8vw, 26px) clamp(18px, 2.6vw, 26px);
}

.page-contact .pc-faq__a p {
  margin: 0;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.78;
  max-width: 68ch;
}

/* ---------- 底部地域带 ---------- */

.page-contact .pc-mapband {
  position: relative;
  margin-top: clamp(48px, 7vw, 96px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  isolation: isolate;
}

.page-contact .pc-mapband__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(220px, 34vw, 400px);
  object-fit: cover;
  opacity: .52;
}

.page-contact .pc-mapband::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(42, 58, 107, .34) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 58, 107, .34) 1px, transparent 1px);
  background-size: 64px 64px;
  mix-blend-mode: soft-light;
}

.page-contact .pc-mapband__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: clamp(22px, 4vw, 48px) var(--pad-x);
  background: linear-gradient(to top, rgba(7, 11, 26, .96), rgba(7, 11, 26, .1));
}

.page-contact .pc-mapband__caption .eyebrow {
  margin-bottom: 8px;
}

.page-contact .pc-mapband__text {
  margin: 0;
  max-width: 58ch;
  color: var(--ice);
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.7;
}

/* ---------- 动效降级 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition: none !important;
    animation: none !important;
  }
}