.page-contact {
  --pc-gap: clamp(22px, 4vw, 44px);
  --pc-panel: linear-gradient(180deg, rgba(17, 28, 46, 0.92), rgba(10, 18, 32, 0.86));
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-contact .pc-breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-contact .pc-breadcrumb .crumbs-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--text-faint);
}

.page-contact .pc-breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
}

.page-contact .pc-breadcrumb a:hover {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-intro {
  padding-top: clamp(20px, 3.4vw, 40px);
}

.page-contact .pc-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.4vw, 38px);
  align-items: start;
}

.page-contact .pc-h1 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.6vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.012em;
  color: var(--text);
}

.page-contact .pc-lead {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--text-dim);
}

.page-contact .pc-aside {
  padding: clamp(18px, 2.4vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--pc-panel);
  box-shadow: 0 22px 48px -40px rgba(34, 211, 238, 0.5);
}

.page-contact .pc-aside-kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--violet);
}

.page-contact .pc-aside-text {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .pc-aside-btn {
  margin-top: 16px;
  width: 100%;
  justify-content: center;
}

/* ---------- 双通道卡 ---------- */
.page-contact .pc-channels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.6vw, 26px);
  margin-top: clamp(22px, 3.2vw, 34px);
}

.page-contact .pc-channel {
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--pc-panel);
}

.page-contact .pc-channel--urgent {
  border-color: rgba(249, 115, 22, 0.42);
  box-shadow: inset 3px 0 0 0 var(--orange), 0 26px 52px -44px rgba(249, 115, 22, 0.85);
}

.page-contact .pc-channel--normal {
  border-color: rgba(34, 211, 238, 0.36);
  box-shadow: inset 3px 0 0 0 var(--cyan), 0 26px 52px -44px rgba(34, 211, 238, 0.7);
}

.page-contact .pc-channel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-contact .pc-channel-title {
  margin: 0;
  font-size: clamp(17px, 1.8vw, 20px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.page-contact .pc-channel-text {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-contact .pc-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-contact .pc-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-contact .pc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--text-faint);
}

.page-contact .pc-list--orange li::before {
  background: var(--orange);
}

.page-contact .pc-list--cyan li::before {
  background: var(--cyan);
}

.page-contact .pc-channel-foot {
  margin: 20px 0 0;
  padding-top: 13px;
  border-top: 1px dashed var(--line);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--text-faint);
}

/* ---------- 图片 ---------- */
.page-contact .pc-figure {
  margin: clamp(26px, 4vw, 42px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

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

.page-contact .pc-figure-cap {
  margin: 0;
  padding: 12px clamp(14px, 2vw, 20px) 14px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-faint);
}

.page-contact .pc-figure--wide {
  margin-top: clamp(26px, 3.6vw, 40px);
}

/* ---------- 判定表 ---------- */
.page-contact .pc-judge {
  margin-top: clamp(22px, 3vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(10, 18, 32, 0.6);
  overflow: hidden;
}

.page-contact .pc-judge-row {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .pc-judge-row:last-child {
  border-bottom: none;
}

.page-contact .pc-judge summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px clamp(15px, 2.2vw, 22px);
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  line-height: 1.55;
  color: var(--text);
  transition: background-color 0.2s ease;
}

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

.page-contact .pc-judge summary:hover {
  background: rgba(139, 92, 246, 0.07);
}

.page-contact .pc-judge-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-contact .pc-judge-mark {
  flex: 0 0 auto;
  width: 16px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--text-faint);
}

.page-contact .pc-judge-mark::before {
  content: "+";
}

.page-contact .pc-judge[open] .pc-judge-mark::before {
  content: "−";
}

.page-contact .pc-judge[open] .pc-judge-mark {
  color: var(--cyan);
}

.page-contact .pc-judge-body {
  padding: 0 clamp(15px, 2.2vw, 22px) 18px;
}

.page-contact .pc-judge-body p {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 通道详情 ---------- */
.page-contact .pc-detail {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
  margin-top: clamp(20px, 2.8vw, 30px);
}

.page-contact .pc-text p {
  margin: 0 0 16px;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-contact .pc-text p:last-child {
  margin-bottom: 0;
}

.page-contact .pc-sub {
  margin: 26px 0 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-contact .pc-lines {
  padding: clamp(16px, 2.2vw, 22px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--pc-panel);
}

.page-contact .pc-lines--urgent {
  border-color: rgba(249, 115, 22, 0.35);
}

.page-contact .pc-lines--normal {
  border-color: rgba(34, 211, 238, 0.3);
}

.page-contact .pc-line {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .pc-line:first-child {
  padding-top: 0;
}

.page-contact .pc-line:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-contact .pc-line-label {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  text-transform: uppercase;
}

.page-contact .pc-line-value {
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.35;
  letter-spacing: 0.01em;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .pc-line-value--mail {
  font-size: clamp(15px, 1.8vw, 18px);
}

.page-contact .pc-line-value--sm {
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--text-dim);
}

/* ---------- 提交信息清单 ---------- */
.page-contact .pc-prep-lead {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
  max-width: 42em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-contact .pc-checklist {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact .pc-check {
  display: flex;
  gap: 14px;
  padding: 16px clamp(15px, 2vw, 20px);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(17, 28, 46, 0.45);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-contact .pc-check:hover {
  transform: translateY(-2px);
  border-color: rgba(34, 211, 238, 0.4);
}

.page-contact .pc-check-box {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(249, 115, 22, 0.45);
  border-radius: 5px;
  background: rgba(5, 8, 15, 0.75);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--orange);
}

.page-contact .pc-check-body {
  min-width: 0;
}

.page-contact .pc-check-title {
  margin: 2px 0 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.page-contact .pc-check-body p {
  margin: 7px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 联系信息 ---------- */
.page-contact .pc-contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 22px);
  margin-top: clamp(20px, 2.8vw, 30px);
}

.page-contact .pc-contact-card {
  padding: clamp(18px, 2.4vw, 24px);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-contact .pc-contact-card:hover {
  transform: translateY(-2px);
  border-color: rgba(139, 92, 246, 0.55);
}

.page-contact .pc-contact-kicker {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--violet);
  text-transform: uppercase;
}

.page-contact .pc-contact-value {
  margin: 12px 0 0;
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.4;
  color: var(--cyan);
  word-break: break-word;
}

.page-contact .pc-contact-value--mail {
  font-size: clamp(15px, 1.8vw, 18px);
}

.page-contact .pc-contact-value--addr {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .pc-contact-note {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-faint);
}

.page-contact .pc-legal {
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--text-faint);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .pc-checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-contact .pc-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-detail {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }

  .page-contact .pc-detail--flip {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.55fr);
  }

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

@media (min-width: 980px) {
  .page-contact .pc-split {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .pc-aside {
    position: sticky;
    top: 110px;
  }
}
<<<END>>>