.page-contact {
  --pc-gap: clamp(20px, 4vw, 44px);
  --pc-body-dim: rgba(237, 243, 248, .78);
  --pc-body-faint: rgba(237, 243, 248, .72);
  --pc-note-dark: rgba(26, 22, 20, .72);
  position: relative;
  padding-bottom: clamp(40px, 7vw, 88px);
  color: var(--bright);
  font-family: var(--font-body);
}

.page-contact .pc-crumbs {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏：两条并列路径 ---------- */
.page-contact .pc-hero {
  padding: clamp(22px, 4vw, 42px) 0 clamp(36px, 6vw, 72px);
  border-bottom: 1px solid var(--line-dark);
}

.page-contact .pc-hero-head {
  display: grid;
  gap: 14px;
  max-width: 62ch;
}

.page-contact .pc-kicker {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--frost);
}

.page-contact .pc-kicker .signal {
  margin: 0 4px;
}

.page-contact .pc-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(27px, 5.2vw, 45px);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--bright);
  max-width: 22ch;
}

.page-contact .pc-lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--pc-body-dim);
  max-width: 58ch;
}

.page-contact .pc-version-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding-top: 4px;
}

.page-contact .pc-version-label,
.page-contact .pc-version-hint {
  font-size: 13px;
  line-height: 1.6;
  color: var(--frost);
}

.page-contact .pc-paths {
  margin-top: clamp(28px, 5vw, 54px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 28px);
}

.page-contact .pc-path {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  background: var(--navy-800);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-l);
  overflow: hidden;
}

.page-contact .pc-path-img {
  position: relative;
  aspect-ratio: 5 / 3;
  overflow: hidden;
  background: var(--navy-700);
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.page-contact .pc-path-img img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.page-contact .pc-path--login .pc-path-img img {
  object-position: center 25%;
}

.page-contact .pc-path--archive .pc-path-img img {
  object-position: center 45%;
}

.page-contact .pc-path-body {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: clamp(20px, 3.4vw, 32px);
}

.page-contact .pc-path-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-contact .pc-path--archive .pc-path-label {
  color: var(--cyan);
}

.page-contact .pc-path-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.35;
  color: var(--bright);
}

.page-contact .pc-path-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pc-body-dim);
}

.page-contact .pc-steps {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .pc-steps li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 11px 0;
  border-top: 1px solid var(--line-soft);
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(237, 243, 248, .88);
}

.page-contact .pc-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: var(--radius-s);
  background: rgba(242, 163, 60, .16);
  color: var(--amber);
  font-size: 12px;
  line-height: 1;
}

.page-contact .pc-path--archive .pc-step-num {
  background: rgba(75, 224, 208, .14);
  color: var(--cyan);
}

.page-contact .pc-path-tip {
  margin: 4px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--amber-deep);
  font-size: 13px;
  line-height: 1.75;
  color: var(--frost);
}

.page-contact .pc-path--archive .pc-path-tip {
  border-left-color: var(--cyan);
}

/* ---------- 区块通用 ---------- */
.page-contact .pc-section {
  padding: clamp(38px, 6vw, 76px) 0;
}

.page-contact .pc-section + .pc-section {
  border-top: 1px solid var(--line-soft);
}

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

/* ---------- 02 联络渠道 ---------- */
.page-contact .pc-ch-table {
  margin-top: clamp(20px, 3.2vw, 34px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--line-dark);
}

.page-contact .pc-ch-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .pc-ch-key {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .12em;
  color: var(--frost);
}

.page-contact .pc-ch-val {
  margin: 0;
  font-size: clamp(15px, 2.2vw, 19px);
  letter-spacing: .02em;
  line-height: 1.6;
  color: var(--bright);
  overflow-wrap: anywhere;
}

.page-contact .pc-ch-row--primary .pc-ch-val {
  color: var(--amber);
}

.page-contact .pc-ch-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--frost);
}

/* ---------- 03 提效信息清单（纸感） ---------- */
.page-contact .pc-paper {
  padding: clamp(24px, 4.5vw, 48px);
  border-radius: var(--radius-l);
  color: var(--ink);
  overflow: hidden;
}

.page-contact .pc-paper .section-title {
  color: var(--ink);
}

.page-contact .pc-paper .section-note {
  color: var(--pc-note-dark);
}

.page-contact .pc-paper .section-num {
  color: var(--amber-deep);
}

.page-contact .pc-checks {
  list-style: none;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--line-paper);
}

.page-contact .pc-check {
  position: relative;
}

.page-contact .pc-check-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-contact .pc-check-label {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line-paper);
  cursor: pointer;
}

.page-contact .pc-check-mark {
  position: relative;
  display: inline-block;
  width: 20px;
  height: 20px;
  margin-top: 3px;
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-s);
  background: transparent;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .pc-check-input:checked + .pc-check-label .pc-check-mark {
  background: var(--amber-deep);
  border-color: var(--amber-deep);
}

.page-contact .pc-check-input:checked + .pc-check-label .pc-check-mark::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 6px;
  height: 11px;
  border: solid var(--paper);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-contact .pc-check-input:focus-visible + .pc-check-label .pc-check-mark {
  outline: 2px solid var(--amber-deep);
  outline-offset: 3px;
}

.page-contact .pc-check-text {
  display: block;
  min-width: 0;
}

.page-contact .pc-check-title {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .pc-check-desc {
  display: block;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--pc-note-dark);
}

/* ---------- 04 处理节奏 ---------- */
.page-contact .pc-flow-wrap {
  margin-top: clamp(22px, 3.5vw, 38px);
}

.page-contact .pc-flow {
  display: block;
  width: 100%;
  max-width: 720px;
  height: auto;
}

.page-contact .pc-flow-line {
  stroke: var(--line-dark);
  stroke-width: 2;
  stroke-dasharray: 5 9;
}

.page-contact .pc-flow-dot {
  fill: var(--navy-900);
  stroke: var(--frost);
  stroke-width: 2;
}

.page-contact .pc-flow-dot--start {
  fill: var(--amber);
  stroke: var(--amber);
}

.page-contact .pc-flow-dot--end {
  fill: var(--cyan);
  stroke: var(--cyan);
}

.page-contact .pc-flow-steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-contact .pc-flow-steps li {
  display: grid;
  gap: 6px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-flow-num {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-contact .pc-flow-steps h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.5;
  color: var(--bright);
}

.page-contact .pc-flow-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--pc-body-faint);
}

/* ---------- 05 受理边界 ---------- */
.page-contact .pc-outside-list {
  list-style: none;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .pc-outside-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 9px;
  padding: 18px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .pc-outside-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(237, 243, 248, .84);
}

.page-contact .pc-outside-foot {
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--frost);
}

.page-contact .pc-outside-foot a {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease);
}

.page-contact .pc-outside-foot a:hover,
.page-contact .pc-outside-foot a:focus-visible {
  color: var(--cyan);
}

/* ---------- 06 继续浏览 ---------- */
.page-contact .pc-next-grid {
  margin-top: clamp(20px, 3.2vw, 32px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .pc-next-card {
  display: grid;
  gap: 8px;
  padding: 22px;
  background: var(--navy-800);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-m);
  color: var(--bright);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .pc-next-card:hover,
.page-contact .pc-next-card:focus-visible {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px rgba(75, 224, 208, .28);
}

.page-contact .pc-next-route {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--frost);
}

.page-contact .pc-next-card strong {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  line-height: 1.5;
  color: var(--bright);
}

.page-contact .pc-next-desc {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--pc-body-faint);
}

/* ---------- 桌面端栅格 ---------- */
@media (min-width: 860px) {
  .page-contact .pc-paths {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-contact .pc-path--archive {
    margin-top: 46px;
  }
}

@media (min-width: 880px) {
  .page-contact .pc-ch-row {
    grid-template-columns: 132px minmax(0, 1.05fr) minmax(0, 1.35fr);
    gap: 26px;
    align-items: baseline;
  }
}

@media (min-width: 780px) {
  .page-contact .pc-flow-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

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

  .page-contact .pc-outside-list li {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 1024px) {
  .page-contact .pc-hero-head {
    max-width: 58ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-next-card,
  .page-contact .pc-check-mark,
  .page-contact .pc-outside-foot a {
    transition: none;
  }
}