.page-contact {
  --pc-cut: 22px;
  --pc-line: rgba(247, 242, 232, 0.18);
  --pc-line-strong: rgba(247, 242, 232, 0.36);
  --pc-line-ink: rgba(11, 18, 48, 0.16);
  --pc-line-ink-strong: rgba(11, 18, 48, 0.38);
  background: var(--paper);
  color: var(--ink-950);
  overflow-x: hidden;
}

.page-contact .pc-wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

/* ---------- 首屏 ---------- */
.page-contact .pc-hero {
  background-color: var(--ink-950);
  background-image: repeating-linear-gradient(115deg, rgba(247, 242, 232, 0.05) 0 1px, transparent 1px 16px);
  color: var(--paper);
  padding-block: clamp(20px, 3vw, 32px) clamp(40px, 6vw, 80px);
  border-bottom: 4px solid var(--orange);
}

.page-contact .pc-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--steel);
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-contact .pc-crumb a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.16s ease, color 0.16s ease;
}

.page-contact .pc-crumb a:hover {
  color: var(--orange-soft);
  border-bottom-color: var(--orange);
}

.page-contact .pc-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 40px);
  align-items: start;
}

.page-contact .pc-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--celadon-lift);
}

.page-contact .pc-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(1.9rem, 5.2vw, 3.2rem);
  line-height: 1.16;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--paper);
}

.page-contact .pc-lead {
  margin: 0 0 26px;
  max-width: 40em;
  font-size: 1.0625rem;
  line-height: 1.78;
  color: rgba(247, 242, 232, 0.82);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 联系信息卡 */
.page-contact .pc-card {
  background: var(--ink-800);
  border: 1px solid var(--pc-line-strong);
  padding: clamp(20px, 3vw, 30px);
  clip-path: polygon(0 0, calc(100% - var(--pc-cut)) 0, 100% var(--pc-cut), 100% 100%, 0 100%);
}

.page-contact .pc-card__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-contact .pc-mail {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 2.6vw, 1.25rem);
  color: var(--orange-soft);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 2px solid transparent;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-contact .pc-mail:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-contact .pc-tel {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.45rem, 4.4vw, 1.9rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-contact .pc-tel:hover {
  color: var(--celadon-lift);
  border-bottom-color: var(--celadon);
}

.page-contact .pc-hint {
  margin: 10px 0 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: rgba(247, 242, 232, 0.66);
}

.page-contact .pc-card__div {
  height: 1px;
  background: var(--pc-line);
  margin: 18px 0;
}

.page-contact .pc-meta {
  margin: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 14px;
  align-items: baseline;
}

.page-contact .pc-meta dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-contact .pc-meta dd {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--paper);
}

/* ---------- 通用区块头 ---------- */
.page-contact .pc-section {
  padding-block: clamp(42px, 6vw, 84px);
}

.page-contact .pc-section--paper {
  background: var(--paper);
}

.page-contact .pc-section--paper2 {
  background: var(--paper-2);
}

.page-contact .pc-head {
  max-width: 46em;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-contact .pc-eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--celadon-deep);
  background: rgba(79, 184, 166, 0.16);
}

.page-contact .pc-eyebrow--light {
  color: var(--celadon-lift);
  background: rgba(79, 184, 166, 0.2);
}

.page-contact .pc-head h2 {
  margin: 0 0 12px;
  font-size: clamp(1.45rem, 3.4vw, 2.1rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-contact .pc-sub {
  margin: 0;
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(11, 18, 48, 0.74);
}

/* ---------- 分流 ---------- */
.page-contact .pc-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
}

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

.page-contact .pc-type {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid var(--pc-line-ink);
  border-left: 4px solid var(--ink-950);
  color: var(--ink-950);
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
  transition: transform 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-contact .pc-type--orange {
  border-left-color: var(--orange);
}

.page-contact .pc-type--celadon {
  border-left-color: var(--celadon-deep);
}

.page-contact .pc-type--ink {
  border-left-color: var(--ink-700);
}

.page-contact .pc-type:hover {
  transform: translateY(-2px);
  background: #FFFFFF;
  border-color: var(--orange);
}

.page-contact .pc-type:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 3px var(--focus);
}

.page-contact .pc-type__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
  padding: 4px 7px;
  background: var(--paper-2);
  color: var(--ink-950);
}

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

.page-contact .pc-type__title {
  display: block;
  margin-bottom: 5px;
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-contact .pc-type__desc {
  display: block;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(11, 18, 48, 0.78);
}

.page-contact .pc-type__prep {
  display: block;
  margin-top: 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.65;
  color: var(--celadon-deep);
}

.page-contact .pc-type__arrow {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--orange);
  align-self: center;
}

/* 图 */
.page-contact .pc-figure {
  margin: 0;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--pc-line-ink);
}

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

.page-contact .pc-figure figcaption {
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(11, 18, 48, 0.72);
  border-top: 1px solid var(--pc-line-ink);
}

/* ---------- 地址 ---------- */
.page-contact .pc-address {
  background: var(--ink-800);
  color: var(--paper);
  border-top: 3px solid var(--celadon);
  padding-block: clamp(42px, 6vw, 80px);
}

.page-contact .pc-address__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.5vw, 40px);
  align-items: center;
}

.page-contact .pc-address h2 {
  margin: 0 0 16px;
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .pc-address p {
  margin: 0 0 14px;
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(247, 242, 232, 0.8);
}

.page-contact .pc-meta--address {
  margin: 20px 0 24px;
  gap: 10px 16px;
}

.page-contact .pc-meta--address dd {
  font-size: 0.9375rem;
}

.page-contact .pc-figure--address {
  background: rgba(11, 18, 48, 0.55);
  border-color: var(--pc-line-strong);
}

.page-contact .pc-figure--address figcaption {
  color: rgba(247, 242, 232, 0.7);
  border-top-color: var(--pc-line);
}

/* ---------- 服务带 ---------- */
.page-contact .pc-band {
  background: var(--paper-2);
  border-top: 4px solid var(--ink-950);
  border-bottom: 4px solid var(--ink-950);
  padding-block: clamp(32px, 5vw, 58px);
}

.page-contact .pc-band__title {
  margin: 0 0 18px;
  font-size: clamp(1.2rem, 2.8vw, 1.55rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
}

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

.page-contact .pc-band__cell {
  padding: 16px 0;
  border-top: 1px solid var(--pc-line-ink);
}

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

.page-contact .pc-band__num {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-950);
}

.page-contact .pc-band__cell p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(11, 18, 48, 0.76);
}

/* ---------- 邮件格式 ---------- */
.page-contact .pc-format {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .pc-format li {
  padding: 16px 18px 18px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid var(--pc-line-ink);
  border-top: 3px solid var(--celadon-deep);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}

.page-contact .pc-format h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  letter-spacing: 0.01em;
}

.page-contact .pc-format p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(11, 18, 48, 0.76);
}

.page-contact .pc-details {
  margin-top: clamp(20px, 3vw, 30px);
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--pc-line-ink-strong);
}

.page-contact .pc-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 18px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  list-style: none;
}

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

.page-contact .pc-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--orange);
}

.page-contact .pc-details[open] summary::after {
  content: "–";
}

.page-contact .pc-details summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: -3px;
}

.page-contact .pc-details__body {
  padding: 0 18px 18px;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: rgba(11, 18, 48, 0.8);
}

.page-contact .pc-details__body p {
  margin: 0 0 12px;
}

.page-contact .pc-template {
  margin: 0 0 14px;
  padding: 16px;
  background: var(--ink-950);
  color: var(--paper);
  border-left: 3px solid var(--orange);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

/* ---------- 备案信息 ---------- */
.page-contact .pc-filing {
  background: var(--ink-950);
  color: var(--paper);
  padding-block: clamp(32px, 4.6vw, 56px);
}

.page-contact .pc-filing__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-contact .pc-filing h2 {
  margin: 0 0 12px;
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  line-height: 1.35;
  color: var(--paper);
}

.page-contact .pc-filing p {
  margin: 0 0 12px;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(247, 242, 232, 0.74);
}

.page-contact .pc-filing__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .pc-filing__list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--pc-line);
}

.page-contact .pc-filing__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-contact .pc-filing__v {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-contact .pc-format {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-contact .pc-band__cell {
    border-top: 0;
    border-left: 1px solid var(--pc-line-ink);
    padding: 2px 20px 2px 22px;
  }

  .page-contact .pc-band__cell:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

@media (min-width: 940px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 1.28fr) minmax(0, 1fr);
  }

  .page-contact .pc-flow {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  }

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

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

@media (min-width: 1040px) {
  .page-contact .pc-format {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-type,
  .page-contact .pc-mail,
  .page-contact .pc-tel,
  .page-contact .pc-crumb a {
    transition: none;
  }

  .page-contact .pc-type:hover {
    transform: none;
  }
}
<<<END>>>