.page-contact {
  --pc-rule-dark: rgba(198, 212, 230, .24);
  --pc-rule-light: rgba(92, 107, 126, .3);
  display: block;
}

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

/* ---------- 首屏 ---------- */

.page-contact .pc-hero {
  position: relative;
  padding-block: clamp(18px, 3vw, 30px) clamp(52px, 7vw, 96px);
  background-color: var(--c-space);
  background-image:
    radial-gradient(120% 82% at 50% -12%, rgba(111, 217, 208, .18), transparent 60%),
    radial-gradient(90% 60% at 92% 8%, rgba(255, 106, 43, .1), transparent 55%);
  background-repeat: no-repeat;
  color: var(--ink-on-dark);
  overflow: hidden;
}

.page-contact .pc-hero .yk-crumbs {
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-contact .pc-hero .yk-crumbs a {
  color: var(--c-mist);
}

.page-contact .pc-hero__head {
  max-width: 66ch;
}

.page-contact .pc-hero__title {
  margin: 10px 0 0;
  color: var(--ink-on-dark);
  max-width: 18ch;
}

.page-contact .pc-hero__lead {
  margin: 20px 0 0;
  font-size: clamp(16px, 2.3vw, 18px);
  line-height: 1.85;
  color: var(--ink-quiet-dark);
  max-width: 60ch;
}

.page-contact .pc-hero__figure {
  position: relative;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: clamp(10px, 1.4vw, 16px);
  border: 1px solid rgba(111, 217, 208, .3);
  border-radius: var(--r-card);
  background: linear-gradient(150deg, rgba(16, 41, 74, .72), rgba(10, 23, 48, .5));
}

.page-contact .pc-hero__figure::before,
.page-contact .pc-hero__figure::after {
  content: "";
  position: absolute;
  width: 28px;
  height: 28px;
  border: 2px solid var(--c-kai);
  pointer-events: none;
}

.page-contact .pc-hero__figure::before {
  top: -2px;
  left: -2px;
  border-right: 0;
  border-bottom: 0;
  border-top-left-radius: var(--r-card);
}

.page-contact .pc-hero__figure::after {
  right: -2px;
  bottom: -2px;
  border-top: 0;
  border-left: 0;
  border-bottom-right-radius: var(--r-card);
}

.page-contact .pc-hero__img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: var(--r-soft);
}

.page-contact .pc-hero__cap {
  display: block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--ink-quiet-dark);
}

/* ---------- 三张联系卡片 ---------- */

.page-contact .pc-contacts__head {
  margin-top: clamp(40px, 5.5vw, 68px);
}

.page-contact .pc-contacts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-contact .pc-contact-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.4vw, 28px);
  border: 1px solid var(--pc-rule-dark);
  border-radius: var(--r-card);
  background: linear-gradient(165deg, rgba(16, 41, 74, .94), rgba(10, 23, 48, .88));
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .pc-contact-card:hover {
  transform: translateY(-4px);
  border-color: rgba(111, 217, 208, .6);
  box-shadow: 0 16px 32px -20px rgba(0, 0, 0, .85);
}

.page-contact .pc-contact-card__no {
  margin: 0;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--c-signal);
}

.page-contact .pc-contact-card__title {
  margin: 0;
  font-size: clamp(19px, 2.4vw, 22px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink-on-dark);
}

.page-contact .pc-contact-card__value {
  display: block;
  margin: 0;
  font-size: clamp(15px, 2.1vw, 17px);
  line-height: 1.6;
  color: var(--c-kai);
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact a.pc-contact-card__value:hover,
.page-contact a.pc-contact-card__value:focus-visible {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .pc-contact-card__value--plain {
  color: var(--ink-on-dark);
}

.page-contact .pc-contact-card__scene {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-quiet-dark);
}

.page-contact .pc-contact-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
  padding-top: 10px;
}

/* ---------- 准备材料 + 合作咨询 ---------- */

.page-contact .pc-prep {
  padding-block: clamp(52px, 7vw, 92px);
}

.page-contact .pc-prep__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4vw, 48px);
}

.page-contact .pc-list {
  list-style: none;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-contact .pc-list__item {
  position: relative;
  padding-left: 30px;
}

.page-contact .pc-list__item::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 3px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-signal);
  box-shadow: 0 0 0 4px rgba(255, 106, 43, .16);
}

.page-contact .pc-list__item::after {
  content: "";
  position: absolute;
  top: 26px;
  bottom: -20px;
  left: 7px;
  border-left: 1px dashed var(--pc-rule-light);
}

.page-contact .pc-list__item:last-child::after {
  content: none;
}

.page-contact .pc-list__label {
  display: block;
  margin-bottom: 5px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink-on-light);
}

.page-contact .pc-list__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-quiet-light);
}

.page-contact .pc-coop {
  align-self: start;
  padding: clamp(22px, 2.8vw, 32px);
  border: 1px solid rgba(92, 107, 126, .22);
  border-radius: var(--r-card);
  background: linear-gradient(150deg, rgba(228, 217, 195, .95), rgba(243, 237, 225, .92));
}

.page-contact .pc-coop__title {
  margin: 0 0 8px;
  font-size: clamp(20px, 2.6vw, 24px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-space);
}

.page-contact .pc-coop__lead {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-quiet-light);
}

.page-contact .pc-coop__item {
  padding: 16px 0;
  border-top: 1px dashed rgba(92, 107, 126, .34);
}

.page-contact .pc-coop__item:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-contact .pc-coop__name {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-rust);
}

.page-contact .pc-coop__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-quiet-light);
}

/* ---------- 反馈与响应时间 ---------- */

.page-contact .pc-response {
  padding-block: clamp(52px, 7vw, 96px);
  background-color: var(--c-space);
  background-image:
    radial-gradient(100% 70% at 0% 0%, rgba(111, 217, 208, .12), transparent 58%),
    radial-gradient(80% 60% at 100% 100%, rgba(255, 106, 43, .08), transparent 60%);
  background-repeat: no-repeat;
  color: var(--ink-on-dark);
}

.page-contact .pc-response__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
}

.page-contact .pc-sla {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 30px);
}

.page-contact .pc-sla__box {
  padding: 16px 18px;
  border: 1px solid var(--pc-rule-dark);
  border-radius: var(--r-soft);
  background: rgba(16, 41, 74, .72);
}

.page-contact .pc-sla__key {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-kai);
}

.page-contact .pc-sla__val {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-on-dark);
}

.page-contact .pc-response__note {
  margin: clamp(22px, 3vw, 28px) 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-quiet-dark);
}

.page-contact .pc-response__note a {
  color: var(--c-kai);
  text-underline-offset: 4px;
}

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

.page-contact .pc-response__figure img {
  display: block;
  width: 100%;
  border-radius: var(--r-card);
}

.page-contact .pc-response__figure .yk-media__cap {
  margin-top: 10px;
  font-size: 12px;
  color: var(--ink-quiet-dark);
}

/* ---------- 来访 ---------- */

.page-contact .pc-visit {
  padding-block: clamp(52px, 7vw, 92px);
}

.page-contact .pc-visit__panel {
  position: relative;
  padding: clamp(26px, 3.8vw, 54px);
  border: 1px solid rgba(34, 40, 47, .16);
  border-radius: calc(var(--r-card) + 10px);
  background: linear-gradient(140deg, rgba(228, 217, 195, .92), rgba(243, 237, 225, .96));
}

.page-contact .pc-visit__panel::before,
.page-contact .pc-visit__panel::after {
  content: "";
  position: absolute;
  width: 30px;
  height: 30px;
  border: 2px solid var(--c-rust);
  pointer-events: none;
}

.page-contact .pc-visit__panel::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
  border-top-left-radius: calc(var(--r-card) + 10px);
}

.page-contact .pc-visit__panel::after {
  right: -1px;
  bottom: -1px;
  border-top: 0;
  border-left: 0;
  border-bottom-right-radius: calc(var(--r-card) + 10px);
}

.page-contact .pc-visit__title {
  margin: 10px 0 0;
  color: var(--c-space);
}

.page-contact .pc-visit__addr {
  margin: 20px 0 0;
  font-size: clamp(17px, 2.6vw, 23px);
  font-weight: 700;
  line-height: 1.6;
  color: var(--c-space);
  overflow-wrap: anywhere;
}

.page-contact .pc-visit__text {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-quiet-light);
}

.page-contact .pc-visit__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

/* ---------- 下一步 ---------- */

.page-contact .pc-next {
  padding-block: clamp(40px, 5vw, 68px) clamp(56px, 8vw, 104px);
}

.page-contact .pc-next__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-contact .pc-next__card {
  display: block;
  padding: 20px 22px;
  border: 1px solid rgba(92, 107, 126, .24);
  border-radius: var(--r-card);
  background: rgba(255, 255, 255, .5);
  text-decoration: none;
  color: inherit;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .pc-next__card:hover,
.page-contact .pc-next__card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--c-kai);
  background: rgba(111, 217, 208, .14);
}

.page-contact .pc-next__no {
  display: block;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--c-signal);
}

.page-contact .pc-next__name {
  display: block;
  margin-top: 8px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-space);
}

.page-contact .pc-next__desc {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-quiet-light);
}

.page-contact .pc-next__foot {
  margin: clamp(22px, 3vw, 30px) 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink-quiet-light);
}

.page-contact .pc-next__foot a {
  color: var(--c-rust);
  text-underline-offset: 4px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-contact .pc-sla {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 820px) {
  .page-contact .pc-contacts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-sla {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-next__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-contact .pc-prep__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .pc-response__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  }

  .page-contact .pc-response__figure {
    order: 2;
  }
}

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

  .page-contact .pc-contact-card:hover,
  .page-contact .pc-next__card:hover {
    transform: none;
  }
}