.page-contact {
  --pc-rim: rgba(155, 168, 183, 0.34);
  --pc-glass: rgba(43, 58, 74, 0.46);
  --pc-ink-soft: rgba(23, 18, 14, 0.76);
}

.page-contact :focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 3px;
}

.page-contact .breadcrumbs {
  padding-top: 18px;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

.page-contact .breadcrumbs a {
  color: var(--metal);
  text-decoration: none;
}

.page-contact .breadcrumbs a:hover {
  color: var(--white);
}

/* ---------- 首屏 ---------- */

.pc-hero {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  padding-block: clamp(16px, 3vw, 30px) clamp(40px, 6vw, 72px);
}

@media (min-width: 900px) {
  .pc-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }
}

.pc-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--metal);
}

.pc-hero__eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--red);
  flex: 0 0 auto;
}

.pc-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 5.4vw, 4.2rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--white);
}

.pc-hero .lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(1rem, 1.4vw, 1.12rem);
  line-height: 1.78;
  color: var(--text);
}

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

.pc-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 28px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.pc-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.pc-hero__facts .num {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--white);
}

.pc-hero__media {
  position: relative;
  margin: 0;
}

.pc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--pc-rim);
}

.pc-hero__tag {
  position: absolute;
  left: 12px;
  bottom: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--pc-rim);
  background: rgba(8, 21, 34, 0.8);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--paper);
}

.pc-hero__tag .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
}

/* ---------- 双栏：联络 + 路径 ---------- */

.pc-split {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  padding-block: clamp(36px, 5vw, 64px);
}

@media (min-width: 1024px) {
  .pc-split {
    grid-template-columns: minmax(0, 360px) minmax(0, 1fr);
    align-items: start;
  }

  .pc-split__aside {
    position: sticky;
    top: 84px;
  }
}

.pc-glass {
  background: var(--pc-glass);
  border: 1px solid var(--pc-rim);
  border-radius: 8px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: clamp(20px, 3vw, 28px);
  box-shadow: 0 24px 60px -40px rgba(0, 0, 0, 0.95);
}

.pc-glass__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 2.6vw, 1.7rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--white);
}

.pc-contact__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.pc-contact__item {
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.pc-contact__item:last-child {
  border-bottom: 0;
}

.pc-contact__label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--metal);
}

.pc-contact__value {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.16rem);
  line-height: 1.5;
  color: var(--white);
  overflow-wrap: anywhere;
}

.pc-contact__link {
  text-decoration: none;
  border-bottom: 2px solid var(--red);
  padding-bottom: 2px;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.pc-contact__link:hover {
  border-color: var(--ember);
  color: var(--ember);
}

.pc-contact__note {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-left: 2px solid var(--red);
  background: rgba(226, 0, 26, 0.08);
  font-size: 0.82rem;
  line-height: 1.72;
  color: var(--text-dim);
}

.pc-contact__meta {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--metal);
}

/* ---------- 区块标题 ---------- */

.pc-head {
  margin-bottom: clamp(18px, 3vw, 28px);
}

.pc-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.55rem, 3.3vw, 2.45rem);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--white);
}

.pc-head p {
  margin: 12px 0 0;
  max-width: 38em;
  font-size: 0.94rem;
  line-height: 1.76;
  color: var(--text-dim);
}

/* ---------- 四条路径 ---------- */

.pc-paths {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.pc-path {
  position: relative;
  overflow: hidden;
  background: var(--steel);
  border: 1px solid var(--pc-rim);
  border-radius: 8px;
}

.pc-path::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--line);
  transition: background 0.24s var(--ease);
}

.pc-path:has([aria-expanded="true"])::before {
  background: var(--red);
}

.pc-path__trigger {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  width: 100%;
  padding: 18px clamp(16px, 2.4vw, 24px);
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  color: var(--white);
}

.pc-path__trigger:hover {
  background: rgba(11, 27, 43, 0.34);
}

.pc-path__code {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--red);
}

.pc-path__text {
  display: block;
  min-width: 0;
}

.pc-path__name {
  display: block;
  font-size: clamp(0.98rem, 1.9vw, 1.14rem);
  font-weight: 600;
  line-height: 1.45;
  color: var(--white);
}

.pc-path__hint {
  display: block;
  margin-top: 4px;
  font-size: 0.8rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--metal);
}

.pc-path__plus {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.pc-path__plus::before,
.pc-path__plus::after {
  content: "";
  position: absolute;
  background: var(--metal);
  transition: transform 0.24s var(--ease), background 0.24s var(--ease);
}

.pc-path__plus::before {
  left: 0;
  top: 8px;
  width: 18px;
  height: 2px;
}

.pc-path__plus::after {
  left: 8px;
  top: 0;
  width: 2px;
  height: 18px;
}

[aria-expanded="true"] .pc-path__plus::before,
[aria-expanded="true"] .pc-path__plus::after {
  background: var(--red);
}

[aria-expanded="true"] .pc-path__plus::after {
  transform: rotate(90deg);
}

.pc-path__panel {
  padding: 16px clamp(16px, 2.4vw, 24px) 22px;
  border-top: 1px solid var(--line-soft);
}

.pc-path__panel[hidden] {
  display: none;
}

.pc-path__panel p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.76;
  color: var(--text-dim);
}

.pc-path__req {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.pc-path__req li {
  position: relative;
  padding-left: 16px;
  font-size: 0.86rem;
  line-height: 1.66;
  color: var(--text);
}

.pc-path__req li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 1px;
  background: var(--red);
}

/* ---------- 准备清单（奶油纸层） ---------- */

.pc-prep {
  margin-block: clamp(36px, 5vw, 68px);
  padding: clamp(22px, 4vw, 46px);
  background: var(--paper);
  color: var(--brown);
  border-radius: 8px;
}

.pc-prep .index-label {
  color: rgba(23, 18, 14, 0.6);
}

.pc-prep h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.1vw, 2.3rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--brown);
}

.pc-prep__intro {
  margin: 12px 0 0;
  max-width: 40em;
  font-size: 0.94rem;
  line-height: 1.76;
  color: var(--pc-ink-soft);
}

.pc-prep__list {
  list-style: none;
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding: 0;
}

.pc-prep__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px solid rgba(23, 18, 14, 0.14);
  cursor: pointer;
}

.pc-prep__item input {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  width: 22px;
  height: 22px;
  margin: 1px 0 0;
  border: 2px solid rgba(23, 18, 14, 0.45);
  border-radius: 2px;
  background: transparent;
  cursor: pointer;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.pc-prep__item input:checked {
  background: var(--red);
  border-color: var(--red);
}

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

.pc-prep__item strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--brown);
}

.pc-prep__item span span {
  display: block;
  margin-top: 4px;
  font-size: 0.85rem;
  line-height: 1.68;
  color: var(--pc-ink-soft);
}

.pc-prep__done {
  display: none;
  align-items: center;
  gap: 10px;
  margin: 20px 0 0;
  padding: 14px 16px;
  border-radius: 4px;
  background: var(--brown);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.pc-prep__done .dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
}

.pc-prep:has(#pc-p1:checked):has(#pc-p2:checked):has(#pc-p3:checked):has(#pc-p4:checked) .pc-prep__done {
  display: flex;
}

/* ---------- 流程 ---------- */

.pc-flow {
  padding-block: clamp(12px, 2vw, 24px) clamp(36px, 5vw, 64px);
}

.pc-flow__banner {
  margin: 0 0 clamp(24px, 4vw, 44px);
}

.pc-flow__banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 1;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--pc-rim);
}

.pc-route {
  display: none;
  width: 100%;
  height: auto;
  margin: 0 0 8px;
}

@media (min-width: 820px) {
  .pc-route {
    display: block;
  }
}

.pc-steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

@media (min-width: 820px) {
  .pc-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(12px, 2vw, 22px);
  }
}

.pc-step {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(43, 58, 74, 0.5);
}

.pc-step__n {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--metal);
}

.pc-step__n::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 1px;
  background: var(--red);
}

.pc-step h3 {
  margin: 10px 0 0;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--white);
}

.pc-step p {
  margin: 8px 0 0;
  font-size: 0.85rem;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 覆盖与响应 ---------- */

.pc-scope {
  padding-block: clamp(24px, 4vw, 48px) clamp(36px, 5vw, 64px);
}

.pc-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (min-width: 820px) {
  .pc-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.pc-stats li {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--steel);
}

.pc-stats .num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  line-height: 1;
  color: var(--white);
}

.pc-stats li span:last-child {
  display: block;
  margin-top: 8px;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--text-dim);
}

.pc-timing {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

@media (min-width: 760px) {
  .pc-timing {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.pc-timing__item {
  padding: 18px 20px;
  border-left: 2px solid var(--red);
  border-radius: 0 6px 6px 0;
  background: rgba(43, 58, 74, 0.45);
}

.pc-timing__item h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
}

.pc-timing__item p {
  margin: 8px 0 0;
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--text-dim);
}

/* ---------- 收尾 ---------- */

.pc-cta {
  margin-block: clamp(24px, 4vw, 48px) clamp(48px, 7vw, 90px);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--pc-rim);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(226, 0, 26, 0.16), rgba(43, 58, 74, 0.55) 62%);
}

.pc-cta h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--white);
}

.pc-cta p {
  margin: 12px 0 0;
  max-width: 40em;
  font-size: 0.92rem;
  line-height: 1.76;
  color: var(--text);
}

.pc-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

@media (max-width: 420px) {
  .pc-hero__facts {
    gap: 10px 16px;
  }

  .pc-path__trigger {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .pc-path__code {
    display: none;
  }
}
<<<END>>>