/* ================= 联系我们 ================= */
.page-contact {
  --pc-cut: 24px;
  --pc-plate: 12px;
  background: var(--c-night);
  color: var(--c-white);
  font-family: var(--font-sans);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

.page-contact .pc-wrap {
  width: 100%;
  max-width: var(--shell, 1360px);
  margin: 0 auto;
  padding: 0 var(--gutter, 18px);
}

.page-contact .pc-mono {
  font-family: var(--font-mono, monospace);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  font-size: 0.94em;
  vertical-align: 0.02em;
}

.page-contact .pc-eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-gold);
}

.page-contact .pc-h2 {
  margin: 0 0 12px;
  font-size: clamp(1.32rem, 1.5vw + 0.85rem, 1.9rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--c-white);
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-crumb {
  padding-top: 26px;
}

.page-contact .pc-crumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--c-mist);
}

.page-contact .pc-crumb__item + .pc-crumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--c-iron);
}

.page-contact .pc-crumb__link {
  color: var(--c-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-contact .pc-crumb__link:hover,
.page-contact .pc-crumb__link:focus-visible {
  color: var(--c-gold-hi);
  border-bottom-color: var(--c-gold);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  display: grid;
  gap: 30px;
  align-items: end;
  padding: 30px 0 58px;
}

.page-contact .pc-hero__title {
  margin: 0 0 18px;
  font-size: clamp(2.05rem, 5.6vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--c-white);
}

.page-contact .pc-lead {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(0.95rem, 0.3vw + 0.9rem, 1.08rem);
  color: var(--c-mist);
  line-height: 1.78;
}

.page-contact .pc-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-tag {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 15px;
  font-size: 13px;
  color: var(--c-white);
  border: 1px solid var(--c-iron);
  background: rgba(35, 38, 43, 0.55);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}

.page-contact .pc-tag__k {
  font-size: 12px;
  color: var(--c-mist);
}

.page-contact .pc-hero__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--c-deep);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
}

.page-contact .pc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-contact .pc-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(66deg, rgba(11, 12, 14, 0.66) 0%, rgba(11, 12, 14, 0) 56%);
}

/* ---------- 分屏骨架 ---------- */
.page-contact .pc-split {
  display: grid;
  gap: 46px;
  padding: 6px 0 0;
}

.page-contact .pc-split__left,
.page-contact .pc-split__right {
  min-width: 0;
}

.page-contact .pc-cards {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

/* ---------- 联络卡 ---------- */
.page-contact .pc-card {
  position: relative;
  padding: 24px 22px 28px;
  background: var(--c-iron);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut)), calc(100% - var(--pc-cut)) 100%, 0 100%);
  transition: background var(--dur) var(--ease);
}

.page-contact .pc-card::before {
  content: "";
  position: absolute;
  inset: 1px;
  background: linear-gradient(168deg, var(--c-ash-hi) 0%, var(--c-ash) 58%, var(--c-deep) 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 23px), calc(100% - 23px) 100%, 0 100%);
  transition: background var(--dur) var(--ease);
}

.page-contact .pc-card > * {
  position: relative;
  z-index: 1;
}

.page-contact .pc-card:hover {
  background: var(--c-gold);
}

.page-contact .pc-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  color: var(--c-gold);
  border: 1px solid var(--c-iron);
  background: rgba(217, 164, 65, 0.07);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

.page-contact .pc-card__no {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-mist);
}

.page-contact .pc-card__title {
  margin: 0 0 10px;
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--c-white);
}

.page-contact .pc-card__value {
  margin: 0 0 13px;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--c-gold-hi);
  word-break: break-word;
}

.page-contact .pc-card__desc {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--c-mist);
}

/* ---------- 右栏面板 ---------- */
.page-contact .pc-panel {
  position: relative;
  padding: 26px 22px 28px;
  background: linear-gradient(180deg, var(--c-deep) 0%, rgba(11, 12, 14, 0.86) 100%);
  border-left: 2px solid var(--c-iron);
}

.page-contact .pc-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-gold) 0%, rgba(217, 164, 65, 0) 68%);
}

.page-contact .pc-panel + .pc-panel {
  margin-top: 24px;
}

.page-contact .pc-panel__intro {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: 0.93rem;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-contact .pc-panel--time .pc-panel__intro {
  margin-bottom: 20px;
}

/* ---------- 准备清单 ---------- */
.page-contact .pc-checklist {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pc-ck;
}

.page-contact .pc-checklist > li {
  position: relative;
  padding-left: 50px;
  counter-increment: pc-ck;
}

.page-contact .pc-checklist > li::before {
  content: counter(pc-ck, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  width: 34px;
  height: 22px;
  line-height: 20px;
  text-align: center;
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  color: var(--c-gold);
  border: 1px solid var(--c-iron);
  background: rgba(217, 164, 65, 0.05);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%);
}

.page-contact .pc-checklist__t {
  margin: 0 0 5px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--c-white);
}

.page-contact .pc-checklist__d {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.72;
  color: var(--c-mist);
}

/* ---------- 时间条 ---------- */
.page-contact .pc-timefig {
  margin: 0 0 22px;
  overflow: hidden;
  background: var(--c-night);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

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

.page-contact .pc-timebar {
  position: relative;
  padding-bottom: 26px;
}

.page-contact .pc-timebar__track {
  position: relative;
  height: 14px;
  overflow: hidden;
  background: var(--c-ash-hi);
  border: 1px solid var(--c-iron);
}

.page-contact .pc-timebar__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 37.5%;
  width: 37.5%;
  background: linear-gradient(90deg, var(--c-gold) 0%, var(--c-gold-hi) 100%);
}

.page-contact .pc-timebar__mark {
  position: absolute;
  bottom: 0;
  font-size: 11px;
  line-height: 1;
  color: var(--c-mist);
  white-space: nowrap;
}

.page-contact .pc-timebar__mark--a {
  left: 0;
}

.page-contact .pc-timebar__mark--s {
  left: 37.5%;
  transform: translateX(-50%);
  color: var(--c-gold-hi);
}

.page-contact .pc-timebar__mark--e {
  left: 75%;
  transform: translateX(-50%);
  color: var(--c-gold-hi);
}

.page-contact .pc-timebar__mark--b {
  left: 100%;
  transform: translateX(-100%);
}

/* ---------- 合作与纠错 ---------- */
.page-contact .pc-coop {
  position: relative;
  margin-top: 76px;
  padding-top: 46px;
  border-top: 1px solid var(--c-iron);
}

.page-contact .pc-coop::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 132px;
  height: 2px;
  background: var(--c-gold);
}

.page-contact .pc-coop__lead {
  margin: 0;
  max-width: 64ch;
  font-size: 0.93rem;
  line-height: 1.78;
  color: var(--c-mist);
}

.page-contact .pc-coop__grid {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

.page-contact .pc-coop__item {
  padding: 22px 20px 26px;
  background: linear-gradient(180deg, rgba(35, 38, 43, 0.92) 0%, rgba(22, 24, 28, 0.92) 100%);
  border-left: 2px solid var(--c-iron);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .pc-coop__item:hover {
  border-left-color: var(--c-gold);
}

.page-contact .pc-coop__item .pc-coop__tag {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--c-gold);
}

.page-contact .pc-coop__item h3 {
  margin: 0 0 9px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-white);
}

.page-contact .pc-coop__item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--c-mist);
}

/* ---------- 收束 ---------- */
.page-contact .pc-close {
  margin-top: 68px;
  padding-bottom: 24px;
}

.page-contact .pc-slash {
  position: relative;
  height: 46px;
  margin: 0 0 40px;
  overflow: hidden;
}

.page-contact .pc-slash::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(66deg, transparent 0 12px, rgba(58, 63, 70, 0.85) 12px 13px);
  -webkit-mask-image: linear-gradient(90deg, #000 0%, transparent 62%);
  mask-image: linear-gradient(90deg, #000 0%, transparent 62%);
}

.page-contact .pc-slash::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: linear-gradient(90deg, var(--c-gold) 0%, rgba(217, 164, 65, 0) 55%);
}

.page-contact .pc-close .pc-panel__intro {
  margin-bottom: 22px;
}

.page-contact .pc-close__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-contact .pc-close__links a {
  display: inline-block;
  padding: 10px 16px;
  font-size: 13px;
  color: var(--c-white);
  text-decoration: none;
  border: 1px solid var(--c-iron);
  background: rgba(35, 38, 43, 0.6);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.page-contact .pc-close__links a:hover,
.page-contact .pc-close__links a:focus-visible {
  color: var(--c-gold-hi);
  border-color: var(--c-gold);
  background: rgba(217, 164, 65, 0.09);
}

.page-contact .pc-close__note {
  margin: 0;
  padding-left: 16px;
  border-left: 3px solid var(--c-gold);
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--c-white);
}

/* ---------- 焦点状态 ---------- */
.page-contact a:focus-visible,
.page-contact .pc-card:focus-visible {
  outline: 2px solid var(--c-gold-hi);
  outline-offset: 3px;
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 700px) {
  .page-contact .pc-hero {
    padding: 44px 0 72px;
  }

  .page-contact .pc-split {
    gap: 54px;
  }

  .page-contact .pc-card {
    padding: 28px 26px 32px;
  }

  .page-contact .pc-panel {
    padding: 30px 28px 32px;
  }

  .page-contact .pc-coop__grid {
    grid-template-columns: 1.15fr 1fr 1.35fr;
  }
}

/* ---------- 桌面分屏 ---------- */
@media (min-width: 980px) {
  .page-contact .pc-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    gap: 56px;
    padding: 58px 0 96px;
  }

  .page-contact .pc-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
    align-items: start;
    padding-top: 24px;
  }

  .page-contact .pc-split__left {
    position: sticky;
    top: calc(var(--header-h, 74px) + 24px);
  }

  .page-contact .pc-coop {
    margin-top: 96px;
    padding-top: 54px;
  }

  .page-contact .pc-close {
    margin-top: 84px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
    transform: none !important;
  }
}
</main>