.page-contact {
  --pc-shadow: 0 26px 64px -32px rgba(7, 26, 47, 0.52);
  --pc-hair: rgba(20, 27, 32, 0.16);
  --pc-hair-soft: rgba(20, 27, 32, 0.09);
  background: var(--cs-sand);
  color: var(--cs-ink);
  overflow-x: hidden;
}

.page-contact a {
  text-decoration: none;
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: calc(var(--cs-header-h) + 20px);
  padding-bottom: 10px;
  font-family: var(--cs-font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(20, 27, 32, 0.55);
}

.page-contact .pc-crumb a {
  color: var(--cs-lake);
  transition: color 0.18s var(--cs-ease);
}

.page-contact .pc-crumb a:hover,
.page-contact .pc-crumb a:focus-visible {
  color: var(--cs-orange);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  position: relative;
  padding-bottom: clamp(46px, 6vw, 78px);
}

.page-contact .pc-hero__media {
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: 0;
  overflow: hidden;
}

.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 66% 46%;
}

.page-contact .pc-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    102deg,
    rgba(242, 232, 213, 0.99) 0%,
    rgba(242, 232, 213, 0.95) 36%,
    rgba(242, 232, 213, 0.62) 60%,
    rgba(11, 42, 74, 0.44) 100%
  );
}

.page-contact .pc-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
  padding-top: 6px;
}

.page-contact .pc-hero__lede h1 {
  font-family: var(--cs-font-head);
  font-weight: 800;
  font-size: clamp(33px, 7.2vw, 66px);
  line-height: 1.03;
  letter-spacing: -0.012em;
  color: var(--cs-deep);
  margin: 14px 0 0;
  max-width: 15ch;
}

.page-contact .pc-hero__sub {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.78;
  color: rgba(20, 27, 32, 0.78);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .pc-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 32px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .pc-hero__stats > div {
  min-width: 0;
}

.page-contact .pc-hero__stats dt {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: rgba(20, 27, 32, 0.55);
}

.page-contact .pc-hero__stats dd {
  margin: 5px 0 0;
  font-family: var(--cs-font-mono);
  font-size: clamp(15px, 2.3vw, 21px);
  font-weight: 600;
  line-height: 1.2;
  color: var(--cs-deep);
}

/* ---------- 首屏联系卡 ---------- */
.page-contact .pc-hero__card {
  border-radius: var(--cs-radius);
  padding: 22px 20px 24px;
  border: 1px solid rgba(168, 216, 223, 0.62);
  background: rgba(251, 248, 240, 0.88);
  box-shadow: var(--pc-shadow);
}

.page-contact .pc-hero__card::before {
  content: "";
  display: block;
  width: 54px;
  height: 3px;
  margin-bottom: 16px;
  background: var(--cs-orange);
}

.page-contact .pc-quick__row {
  padding: 12px 0;
  border-bottom: 1px dashed var(--pc-hair);
}

.page-contact .pc-quick__row--plain {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-contact .pc-quick__key {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(20, 27, 32, 0.5);
  margin-bottom: 6px;
}

.page-contact .pc-quick__line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-contact .pc-quick__val {
  min-width: 0;
  font-family: var(--cs-font-mono);
  font-size: 13px;
  line-height: 1.5;
  color: var(--cs-deep);
  overflow-wrap: anywhere;
}

.page-contact .pc-quick__val--mono {
  letter-spacing: 0.06em;
}

.page-contact .pc-quick__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(20, 27, 32, 0.66);
}

/* ---------- 复制按钮 ---------- */
.page-contact .pc-copy {
  flex: 0 0 auto;
  border: 1px solid var(--cs-lake);
  background: transparent;
  color: var(--cs-lake);
  border-radius: 999px;
  padding: 4px 12px;
  font-family: var(--cs-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background-color 0.18s var(--cs-ease), color 0.18s var(--cs-ease);
}

.page-contact .pc-copy:hover,
.page-contact .pc-copy:focus-visible {
  background: var(--cs-lake);
  color: var(--cs-fog);
  outline: none;
}

.page-contact .pc-copy:focus-visible {
  box-shadow: 0 0 0 3px rgba(46, 143, 163, 0.35);
}

.page-contact .pc-copy[data-copy-state="ok"] {
  border-color: var(--cs-lime);
  background: rgba(184, 242, 74, 0.4);
  color: var(--cs-deep);
}

/* ---------- 通用区块 ---------- */
.page-contact .pc-band {
  padding-block: clamp(50px, 7vw, 92px);
}

.page-contact .pc-head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 3.6vw, 42px);
}

.page-contact .pc-head h2 {
  font-family: var(--cs-font-head);
  font-weight: 800;
  font-size: clamp(26px, 4.6vw, 44px);
  line-height: 1.06;
  letter-spacing: -0.008em;
  color: var(--cs-deep);
  margin: 10px 0 0;
}

.page-contact .pc-head__sub {
  margin: 14px 0 0;
  max-width: 56ch;
  line-height: 1.78;
  color: rgba(20, 27, 32, 0.7);
}

/* ---------- 合作场景 ---------- */
.page-contact .pc-scenes__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-contact .pc-scene {
  display: grid;
  gap: 6px;
  padding: 22px 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .pc-scene:last-child {
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .pc-scene__no {
  font-family: var(--cs-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cs-orange);
}

.page-contact .pc-scene h3 {
  margin: 0;
  font-family: var(--cs-font-head);
  font-weight: 700;
  font-size: clamp(19px, 2.8vw, 25px);
  line-height: 1.2;
  color: var(--cs-deep);
}

.page-contact .pc-scene p {
  margin: 0;
  max-width: 62ch;
  line-height: 1.78;
  color: rgba(20, 27, 32, 0.74);
}

/* ---------- 四步流程 ---------- */
.page-contact .pc-flow {
  background: linear-gradient(180deg, rgba(228, 211, 180, 0.52) 0%, rgba(228, 211, 180, 0.08) 100%);
}

.page-contact .pc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .pc-step {
  display: grid;
  gap: 8px;
  padding: 20px 20px 22px;
  border-left: 3px solid var(--cs-lake);
  background: linear-gradient(180deg, rgba(251, 248, 240, 0.92), rgba(251, 248, 240, 0.42));
  transition: transform 0.24s var(--cs-ease), border-color 0.24s var(--cs-ease);
}

.page-contact .pc-step:hover {
  transform: translateY(-4px);
  border-left-color: var(--cs-orange);
}

.page-contact .pc-step__no {
  font-family: var(--cs-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cs-lake);
}

.page-contact .pc-step h3 {
  margin: 0;
  font-family: var(--cs-font-head);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 22px);
  color: var(--cs-deep);
}

.page-contact .pc-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(20, 27, 32, 0.72);
}

/* ---------- 公告区 ---------- */
.page-contact .pc-notice {
  background: var(--cs-deep);
  color: var(--cs-sand);
  padding-bottom: clamp(52px, 7vw, 92px);
  overflow: hidden;
}

.page-contact .pc-ticker {
  border-top: 1px solid var(--cs-line-lime);
  border-bottom: 1px solid var(--cs-line-lime);
  padding: 12px 0;
  overflow: hidden;
}

.page-contact .pc-ticker__track {
  display: flex;
  width: max-content;
  animation: pc-ticker-scroll 44s linear infinite;
}

.page-contact .pc-ticker:hover .pc-ticker__track,
.page-contact .pc-ticker:focus-within .pc-ticker__track {
  animation-play-state: paused;
}

.page-contact .pc-ticker__group {
  display: flex;
  align-items: center;
  gap: 44px;
  padding: 0 44px 0 0;
  margin: 0;
  list-style: none;
}

.page-contact .pc-ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  font-family: var(--cs-font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--cs-lake-soft);
}

.page-contact .pc-ticker__item::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cs-lime);
}

@keyframes pc-ticker-scroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.page-contact .pc-notice__grid {
  display: grid;
  gap: 30px;
  padding-top: clamp(34px, 4.6vw, 60px);
}

.page-contact .pc-notice__figure {
  margin: 0;
  border-radius: var(--cs-radius);
  overflow: hidden;
  border: 1px solid var(--cs-line-light);
}

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

.page-contact .pc-notice__body h2 {
  font-family: var(--cs-font-head);
  font-weight: 800;
  font-size: clamp(25px, 4.2vw, 40px);
  line-height: 1.08;
  color: var(--cs-sand);
  margin: 10px 0 0;
}

.page-contact .pc-notice__body p {
  margin: 16px 0 0;
  max-width: 58ch;
  line-height: 1.8;
  color: rgba(242, 232, 213, 0.78);
}

.page-contact .pc-notice__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .pc-notice__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 232, 213, 0.7);
}

.page-contact .pc-notice__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 1px;
  background: var(--cs-lime);
}

.page-contact .pc-notice__link {
  display: inline-block;
  margin-top: 24px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--cs-lime);
  font-family: var(--cs-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cs-lime);
  transition: color 0.18s var(--cs-ease), border-color 0.18s var(--cs-ease);
}

.page-contact .pc-notice__link:hover,
.page-contact .pc-notice__link:focus-visible {
  color: var(--cs-sand);
  border-color: var(--cs-sand);
}

/* ---------- 使用方式 ---------- */
.page-contact .pc-fit__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-fit__item {
  display: grid;
  gap: 8px;
  padding: 22px 0;
  border-top: 1px solid var(--pc-hair);
}

.page-contact .pc-fit__item:last-child {
  border-bottom: 1px solid var(--pc-hair);
}

.page-contact .pc-fit__tag {
  font-family: var(--cs-font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cs-lake);
}

.page-contact .pc-fit__item h3 {
  margin: 0;
  font-family: var(--cs-font-head);
  font-weight: 700;
  font-size: clamp(18px, 2.6vw, 23px);
  color: var(--cs-deep);
}

.page-contact .pc-fit__item p {
  margin: 0;
  max-width: 60ch;
  line-height: 1.78;
  color: rgba(20, 27, 32, 0.74);
}

.page-contact .pc-fit__links {
  margin-top: 30px;
  padding: 20px 0 0;
  border-top: 1px solid var(--pc-hair-soft);
}

.page-contact .pc-fit__links-title {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(20, 27, 32, 0.5);
}

.page-contact .pc-fit__links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .pc-fit__links a {
  display: inline-block;
  font-size: 14px;
  line-height: 1.6;
  color: var(--cs-lake);
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--cs-ease), border-color 0.18s var(--cs-ease);
}

.page-contact .pc-fit__links a:hover,
.page-contact .pc-fit__links a:focus-visible {
  color: var(--cs-orange);
  border-bottom-color: var(--cs-orange);
}

/* ---------- 联系卡 ---------- */
.page-contact .pc-contact {
  padding-bottom: clamp(54px, 7vw, 96px);
  scroll-margin-top: calc(var(--cs-header-h) + 24px);
}

.page-contact .pc-contact-card {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--cs-radius) + 6px);
  background: var(--cs-abyss);
  color: var(--cs-sand);
  padding: clamp(26px, 4.4vw, 54px);
  display: grid;
  gap: 30px;
}

.page-contact .pc-contact-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(168, 216, 223, 0.09) 0 1px,
    transparent 1px 92px
  );
}

.page-contact .pc-contact-card__lede,
.page-contact .pc-contact-card__fields,
.page-contact .pc-contact-card__note {
  position: relative;
  z-index: 1;
}

.page-contact .pc-contact-card__lede h2 {
  font-family: var(--cs-font-head);
  font-weight: 800;
  font-size: clamp(26px, 4.4vw, 42px);
  line-height: 1.08;
  color: var(--cs-sand);
  margin: 12px 0 0;
  max-width: 18ch;
}

.page-contact .pc-contact-card__lede p {
  margin: 16px 0 0;
  max-width: 52ch;
  line-height: 1.8;
  color: rgba(242, 232, 213, 0.76);
}

.page-contact .pc-contact-card__fields {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-contact-card__field {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-top: 1px solid var(--cs-line-light);
}

.page-contact .pc-contact-card__field dt {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(168, 216, 223, 0.72);
}

.page-contact .pc-contact-card__field dd {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-contact .pc-contact-card__val {
  min-width: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--cs-fog);
  overflow-wrap: anywhere;
}

.page-contact .pc-contact-card__val--mono {
  font-family: var(--cs-font-mono);
  letter-spacing: 0.06em;
}

.page-contact .pc-contact-card .pc-copy {
  border-color: var(--cs-line-light);
  color: var(--cs-lake-soft);
}

.page-contact .pc-contact-card .pc-copy:hover,
.page-contact .pc-contact-card .pc-copy:focus-visible {
  background: var(--cs-lake);
  border-color: var(--cs-lake);
  color: var(--cs-fog);
}

.page-contact .pc-contact-card .pc-copy[data-copy-state="ok"] {
  background: rgba(184, 242, 74, 0.9);
  border-color: var(--cs-lime);
  color: var(--cs-deep);
}

.page-contact .pc-contact-card__note {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--cs-line-light);
  font-size: 13px;
  line-height: 1.75;
  color: rgba(242, 232, 213, 0.6);
}

/* ---------- 中等宽度 ---------- */
@media (min-width: 700px) {
  .page-contact .pc-scenes__list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
  }

  .page-contact .pc-scene:nth-child(2) {
    border-top: 1px solid var(--pc-hair);
  }

  .page-contact .pc-scene:nth-last-child(2) {
    border-bottom: 1px solid var(--pc-hair);
  }

  .page-contact .pc-fit__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 32px;
  }

  .page-contact .pc-fit__item {
    border-bottom: 1px solid var(--pc-hair);
    align-content: start;
  }

  .page-contact .pc-fit__links ul {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px 28px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 940px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
    padding-top: 16px;
  }

  .page-contact .pc-hero__card {
    margin-top: 8px;
  }

  .page-contact .pc-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    align-items: start;
  }

  .page-contact .pc-step:nth-child(2) {
    margin-top: 26px;
  }

  .page-contact .pc-step:nth-child(3) {
    margin-top: 52px;
  }

  .page-contact .pc-step:nth-child(4) {
    margin-top: 78px;
  }

  .page-contact .pc-notice__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
    align-items: center;
  }

  .page-contact .pc-contact-card {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 44px 56px;
    align-items: start;
  }

  .page-contact .pc-contact-card__note {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1200px) {
  .page-contact .pc-hero__lede h1 {
    max-width: 13ch;
  }

  .page-contact .pc-quick__val {
    font-size: 14px;
  }
}

/* ---------- 降低动态效果 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-ticker {
    overflow-x: auto;
  }

  .page-contact .pc-ticker__track {
    animation: none;
  }

  .page-contact .pc-ticker__group[aria-hidden="true"] {
    display: none;
  }

  .page-contact .pc-step {
    transition: none;
  }

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