.page-contact {
  --pc-cut: 22px;
  --pc-line: rgba(168, 176, 180, .2);
  display: block;
  background: var(--c-ink);
  color: var(--c-bone);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.75;
}

.page-contact a {
  color: inherit;
}

/* ---------- 首屏 ---------- */

.page-contact .pc-hero {
  position: relative;
  padding-top: 26px;
  overflow: hidden;
}

.page-contact .pc-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: 18px 0 34px;
}

.page-contact .pc-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--fs-display);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--c-bone);
  max-width: 18ch;
}

.page-contact .pc-hero h1 em {
  font-style: normal;
  color: var(--c-gold);
}

.page-contact .pc-hero .lede {
  margin: 20px 0 0;
  max-width: 60ch;
  color: #cfd7d3;
}

.page-contact .pc-hero__side {
  position: relative;
  padding: 20px 20px 22px;
  background: linear-gradient(150deg, rgba(57, 66, 74, .5) 0%, rgba(18, 24, 26, .75) 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-contact .pc-hero__side-k {
  margin: 0;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--c-gold);
}

.page-contact .pc-hero__side-t {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .pc-hero__media {
  margin: 0;
  max-height: 300px;
  overflow: hidden;
  position: relative;
}

.page-contact .pc-hero__media img {
  display: block;
  width: 100%;
  height: 300px;
  object-fit: cover;
  filter: saturate(.9) contrast(1.02);
}

.page-contact .pc-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 43, 36, .18) 0%, rgba(11, 43, 36, .94) 100%);
  pointer-events: none;
}

/* ---------- 主体骨架 ---------- */

.page-contact .pc-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  padding-bottom: 96px;
}

/* ---------- 左侧联系方式带 ---------- */

.page-contact .pc-rail__inner {
  position: relative;
  display: grid;
  gap: 18px;
  padding: 26px 20px 30px;
  background: linear-gradient(158deg, #0d3229 0%, #0B2B24 58%, #12181A 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-contact .pc-rail__inner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 64px;
  height: 3px;
  background: var(--c-gold);
}

.page-contact .pc-rail__kicker {
  margin: 0;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .26em;
  color: var(--c-gold);
}

.page-contact .pc-rail__unit {
  display: grid;
  gap: 6px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-rail__unit:last-of-type {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .pc-rail__label {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--c-mist);
}

.page-contact .pc-rail__value {
  font-family: var(--font-data);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: .01em;
  color: var(--c-gold);
  word-break: break-word;
  -webkit-user-select: all;
  user-select: all;
  cursor: text;
}

.page-contact .pc-rail__value--addr {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--c-bone);
}

.page-contact .pc-rail__hint {
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-mist);
}

.page-contact .pc-rail__foot {
  margin: 0;
  padding-top: 4px;
  font-family: var(--font-data);
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-blue-soft);
}

/* ---------- 右侧内容区 ---------- */

.page-contact .pc-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.page-contact .pc-block {
  padding: 36px 0;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-block:first-child {
  border-top: 0;
  padding-top: 6px;
}

.page-contact .pc-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-contact .pc-block__idx {
  flex: none;
  margin: 0;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--c-gold);
}

.page-contact .pc-block__idx::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  margin-right: 8px;
  vertical-align: 4px;
  background: var(--c-gold);
}

.page-contact .pc-block__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: var(--fs-h2);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--c-bone);
}

.page-contact .pc-lead {
  margin: 0 0 22px;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: #cbd4d0;
}

.page-contact .pc-link-line {
  margin: 20px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-mist);
}

.page-contact .pc-link-line a {
  color: var(--c-blue-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(143, 208, 245, .45);
  padding-bottom: 1px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

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

/* ---------- 三条渠道 ---------- */

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

.page-contact .pc-channel {
  position: relative;
  display: grid;
  gap: 6px;
  padding: 20px 0 20px 22px;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-channel:first-child {
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-channel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 3px;
  height: 24px;
  background: var(--c-rock);
}

.page-contact .pc-channel--gold::before { background: var(--c-gold); }
.page-contact .pc-channel--blue::before { background: var(--c-blue); }
.page-contact .pc-channel--clay::before { background: var(--c-clay); }

.page-contact .pc-channel__tag {
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-mist);
}

.page-contact .pc-channel__value {
  margin: 0;
  font-family: var(--font-data);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--c-bone);
  word-break: break-word;
  -webkit-user-select: all;
  user-select: all;
}

.page-contact .pc-channel--gold .pc-channel__value {
  color: var(--c-gold);
}

.page-contact .pc-channel__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-mist);
}

/* ---------- 合作流程 ---------- */

.page-contact .pc-flow {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-flow__node {
  position: relative;
  padding: 20px 0 8px;
  border-top: 2px solid var(--c-rock);
  outline: none;
}

.page-contact .pc-flow__node:nth-child(1) { border-top-color: var(--c-gold); }
.page-contact .pc-flow__node:nth-child(2) { border-top-color: var(--c-blue); }
.page-contact .pc-flow__node:nth-child(3) { border-top-color: var(--c-moss); }
.page-contact .pc-flow__node:nth-child(4) { border-top-color: var(--c-clay); }

.page-contact .pc-flow__node:focus-visible {
  box-shadow: 0 0 0 2px rgba(227, 178, 60, .55);
  box-shadow: 0 0 0 2px rgba(227, 178, 60, .55);
}

.page-contact .pc-flow__no {
  display: block;
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: .18em;
  color: var(--c-mist);
}

.page-contact .pc-flow__name {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.3;
  color: var(--c-bone);
}

.page-contact .pc-flow__detail {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-mist);
}

/* ---------- 数据反馈 ---------- */

.page-contact .pc-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .pc-split__media {
  margin: 0;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-contact .pc-split__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

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

.page-contact .pc-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: #c7cfcc;
}

.page-contact .pc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 9px;
  height: 2px;
  background: var(--c-blue);
}

.page-contact .pc-list strong {
  color: var(--c-gold-soft);
  font-weight: 700;
}

/* ---------- 回复节奏 ---------- */

.page-contact .pc-reply {
  position: relative;
  padding: 26px 22px 28px;
  background: linear-gradient(150deg, #0d3229 0%, #12181A 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-contact .pc-reply::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 72px;
  height: 3px;
  background: var(--c-gold);
}

.page-contact .pc-reply__big {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(28px, 5.4vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--c-gold);
  font-variant-numeric: tabular-nums;
}

.page-contact .pc-reply__big .pc-num {
  font-family: var(--font-data);
  font-size: 1.14em;
}

.page-contact .pc-reply__text {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: #cbd4d0;
}

.page-contact .pc-reply__facts {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-reply__facts li {
  display: grid;
  gap: 5px;
  padding: 15px 0;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-reply__facts li:first-child {
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-reply__k {
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--c-gold-soft);
}

.page-contact .pc-reply__v {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-mist);
}

/* ---------- 备案信息 ---------- */

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

.page-contact .pc-site__row {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-site__row dt {
  font-size: 13.5px;
  color: var(--c-mist);
}

.page-contact .pc-site__row dd {
  margin: 0;
  font-family: var(--font-data);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--c-bone);
  font-variant-numeric: tabular-nums;
}

/* ---------- 下一步入口 ---------- */

.page-contact .pc-next {
  padding: 36px 0 0;
  border-top: 1px solid var(--pc-line);
}

.page-contact .pc-next__lead {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.4;
  color: var(--c-bone);
}

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

.page-contact .pc-next__links a {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-line);
  text-decoration: none;
  transition: padding-left .22s var(--ease), border-color .22s var(--ease);
}

.page-contact .pc-next__links a:hover,
.page-contact .pc-next__links a:focus-visible {
  padding-left: 12px;
  border-bottom-color: var(--c-gold);
}

.page-contact .pc-next__links span {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  color: var(--c-gold);
}

.page-contact .pc-next__links em {
  font-style: normal;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-mist);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-contact .pc-channel {
    grid-template-columns: 132px minmax(0, 1.05fr) minmax(0, 1.3fr);
    gap: 22px;
    align-items: baseline;
  }

  .page-contact .pc-channel::before {
    top: 22px;
  }

  .page-contact .pc-next__links a {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 860px) {
  .page-contact .pc-hero__media,
  .page-contact .pc-hero__media img {
    max-height: 400px;
    height: 400px;
  }

  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 46px;
    align-items: end;
    padding: 28px 0 46px;
  }

  .page-contact .pc-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
  }

  .page-contact .pc-split {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 1fr);
    gap: 44px;
    align-items: center;
  }
}

@media (min-width: 860px) and (hover: hover) {
  .page-contact .pc-flow__detail {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height .28s var(--ease), opacity .28s var(--ease), margin-top .28s var(--ease);
  }

  .page-contact .pc-flow__node:hover .pc-flow__detail,
  .page-contact .pc-flow__node:focus .pc-flow__detail,
  .page-contact .pc-flow__node:focus-within .pc-flow__detail {
    max-height: 150px;
    margin-top: 10px;
    opacity: 1;
  }

  .page-contact .pc-flow__node {
    cursor: default;
  }
}

@media (min-width: 960px) {
  .page-contact .pc-shell {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 62px;
    padding-bottom: 88px;
  }

  .page-contact .pc-rail {
    align-self: start;
  }

  .page-contact .pc-rail__inner {
    position: sticky;
    top: 88px;
  }

  .page-contact .pc-block {
    padding: 44px 0;
  }

  .page-contact .pc-reply {
    padding: 32px 30px 34px;
  }

  .page-contact .pc-reply__facts li {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (max-width: 959px) {
  .page-contact .pc-shell {
    padding-bottom: 124px;
  }

  .page-contact .pc-rail {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 45;
    background: var(--c-ink-2);
    border-top: 1px solid rgba(227, 178, 60, .36);
    box-shadow: 0 -14px 32px rgba(0, 0, 0, .48);
  }

  .page-contact .pc-rail__inner {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 14px;
    background: none;
    clip-path: none;
  }

  .page-contact .pc-rail__inner::before {
    display: none;
  }

  .page-contact .pc-rail__kicker,
  .page-contact .pc-rail__hint,
  .page-contact .pc-rail__foot,
  .page-contact .pc-rail__unit:nth-of-type(3) {
    display: none;
  }

  .page-contact .pc-rail__unit {
    flex: 1 1 0;
    min-width: 0;
    display: grid;
    gap: 2px;
    padding: 0 0 0 10px;
    border-bottom: 0;
    border-left: 2px solid var(--c-gold);
  }

  .page-contact .pc-rail__unit:nth-of-type(2) {
    border-left-color: var(--c-blue);
  }

  .page-contact .pc-rail__label {
    font-size: 10px;
    letter-spacing: .14em;
  }

  .page-contact .pc-rail__value {
    font-size: 12px;
    letter-spacing: 0;
  }
}

@media (max-width: 480px) {
  .page-contact .pc-rail__value {
    font-size: 11px;
  }

  .page-contact .pc-site__row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-flow__detail,
  .page-contact .pc-next__links a,
  .page-contact .pc-link-line a {
    transition: none;
  }
}
</main>