.page-contact {
  --pc-sticky-top: 104px;
  --pc-line-dark: rgba(44, 65, 96, 0.7);
  --pc-line-light: rgba(16, 24, 32, 0.14);
}

/* 面包屑 */
.page-contact .pc-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: rgba(244, 241, 236, 0.6);
  margin-bottom: clamp(28px, 6vw, 56px);
}

.page-contact .pc-crumbs a {
  color: var(--paper-100);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}

.page-contact .pc-crumbs a:hover,
.page-contact .pc-crumbs a:focus-visible {
  border-bottom-color: var(--red-500);
}

.page-contact .pc-crumbs [aria-current="page"] {
  color: var(--cyan-400);
}

/* 首屏 */
.page-contact .pc-hero__head {
  max-width: 48ch;
}

.page-contact .pc-title {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.02;
  font-size: clamp(34px, 7.2vw, 64px);
  margin: 14px 0 22px;
  color: var(--paper-100);
}

.page-contact .pc-lede {
  max-width: 46ch;
  font-size: var(--fs-17);
  line-height: 1.78;
  color: rgba(244, 241, 236, 0.78);
}

.page-contact .pc-facts {
  display: grid;
  gap: 20px;
  margin-top: clamp(36px, 7vw, 64px);
  border-top: 1px solid var(--pc-line-dark);
  padding-top: 24px;
}

.page-contact .pc-fact {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-contact .pc-fact__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(28px, 4.4vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan-400);
}

.page-contact .pc-fact__unit {
  font-size: var(--fs-13);
  font-weight: 400;
  margin-left: 4px;
  color: rgba(79, 227, 208, 0.8);
}

.page-contact .pc-fact__text {
  font-size: var(--fs-13);
  line-height: 1.65;
  max-width: 28ch;
  color: rgba(244, 241, 236, 0.64);
}

@media (min-width: 720px) {
  .page-contact .pc-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .pc-fact {
    padding: 0 26px;
    border-left: 1px solid var(--pc-line-dark);
  }

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

/* 主体两栏 */
.page-contact .pc-layout {
  display: grid;
  gap: clamp(32px, 5vw, 56px);
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 940px) {
  .page-contact .pc-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-contact .pc-card {
    position: sticky;
    top: var(--pc-sticky-top);
  }
}

/* 联系卡片 */
.page-contact .pc-card {
  background: var(--ink-900);
  border: 1px solid var(--ink-500);
  border-top: 2px solid var(--red-500);
  padding: clamp(22px, 3vw, 30px);
  color: var(--paper-100);
}

.page-contact .pc-card__kicker {
  margin: 0 0 8px;
  font-size: var(--fs-13);
  letter-spacing: 0.14em;
  color: var(--cyan-400);
}

.page-contact .pc-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-28);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
  color: var(--paper-100);
}

.page-contact .pc-card__mail {
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.1vw, 19px);
  font-weight: 600;
  line-height: 1.4;
  word-break: break-all;
  color: var(--paper-100);
  border-bottom: 1px solid var(--ink-500);
  padding-bottom: 14px;
  margin: 0 0 14px;
}

.page-contact .pc-card__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
}

.page-contact .pc-copy {
  font-family: var(--font-body);
  font-size: var(--fs-13);
  color: var(--paper-100);
  background: transparent;
  border: 1px solid var(--ink-500);
  padding: 8px 14px;
  cursor: pointer;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-contact .pc-copy:hover {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}

.page-contact .pc-copy:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-contact .pc-copy__status {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--green-500);
  min-height: 1em;
}

.page-contact .pc-card__row {
  border-top: 1px solid var(--ink-500);
  padding-top: 14px;
  margin-top: 14px;
}

.page-contact .pc-card__label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: rgba(244, 241, 236, 0.5);
  margin-bottom: 6px;
}

.page-contact .pc-card__value {
  font-size: var(--fs-15);
  line-height: 1.65;
  color: var(--paper-100);
}

.page-contact .pc-card__note {
  margin: 20px 0 18px;
  font-size: var(--fs-13);
  line-height: 1.75;
  color: rgba(244, 241, 236, 0.62);
}

.page-contact .pc-card__more {
  margin: 0;
}

.page-contact .pc-card__more .btn {
  color: var(--paper-100);
  border-color: var(--ink-500);
}

.page-contact .pc-card__more .btn:hover {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}

/* 右侧长栏 */
.page-contact .pc-flow > * + * {
  margin-top: clamp(40px, 6vw, 64px);
}

.page-contact .pc-block {
  border-top: 1px solid var(--pc-line-light);
  padding-top: clamp(20px, 3vw, 28px);
}

.page-contact .pc-block__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-contact .pc-block__idx {
  flex: none;
  font-size: var(--fs-13);
  font-weight: 700;
  color: var(--red-500);
}

.page-contact .pc-block__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 28px);
  letter-spacing: -0.01em;
  line-height: 1.18;
  margin: 0;
  color: var(--ink-text);
}

.page-contact .pc-block__lede {
  margin: 14px 0 24px;
  max-width: 42ch;
  font-size: var(--fs-15);
  line-height: 1.78;
  color: var(--muted);
}

/* 四类问题 */
.page-contact .pc-types {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

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

  .page-contact .pc-type:nth-child(even) {
    margin-top: 28px;
  }
}

.page-contact .pc-type {
  background: #ffffff;
  border: 1px solid var(--pc-line-light);
  border-top: 2px solid var(--red-500);
  padding: 18px 18px 16px;
}

.page-contact .pc-type__num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--red-500);
}

.page-contact .pc-type__title {
  font-size: var(--fs-17);
  font-weight: 600;
  line-height: 1.4;
  margin: 6px 0 8px;
  color: var(--ink-text);
}

.page-contact .pc-type__desc {
  margin: 0 0 12px;
  font-size: var(--fs-13);
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .pc-more summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-13);
  color: var(--ink-500);
  border-bottom: 1px solid var(--pc-line-light);
  padding: 3px 0;
}

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

.page-contact .pc-more summary::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--red-500);
}

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

.page-contact .pc-more summary:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
}

.page-contact .pc-list {
  margin: 12px 0 0;
  padding-left: 18px;
  font-size: var(--fs-13);
  line-height: 1.72;
  color: var(--ink-text);
}

.page-contact .pc-list li + li {
  margin-top: 6px;
}

/* 三段式写法 */
.page-contact .pc-steps {
  display: grid;
  margin: 0 0 28px;
  border-top: 1px solid var(--pc-line-light);
}

.page-contact .pc-step {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 2px 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-line-light);
}

.page-contact .pc-step__n {
  grid-row: 1 / span 2;
  font-size: var(--fs-13);
  font-weight: 700;
  color: var(--red-500);
  padding-top: 4px;
}

.page-contact .pc-step__title {
  margin: 0;
  font-size: var(--fs-15);
  font-weight: 600;
  color: var(--ink-text);
}

.page-contact .pc-step__text {
  margin: 4px 0 0;
  font-size: var(--fs-13);
  line-height: 1.75;
  color: var(--muted);
}

/* 标签页 */
.page-contact .pc-tabs {
  margin-top: 4px;
}

.page-contact .pc-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  border-bottom: 1px solid var(--pc-line-light);
}

.page-contact .pc-tabs .tabs__tab {
  font-family: var(--font-body);
  font-size: var(--fs-13);
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--pc-line-light);
  border-bottom: 0;
  padding: 9px 14px;
  cursor: pointer;
  transition: background-color 160ms var(--ease), color 160ms var(--ease);
}

.page-contact .pc-tabs .tabs__tab[aria-selected="true"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper-100);
}

.page-contact .pc-tabs .tabs__tab:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-contact .pc-tabs .tabs__panel {
  padding: 20px 0 0;
}

.page-contact .pc-tabs .tabs__panel:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 4px;
}

.page-contact .pc-mail {
  list-style: none;
  margin: 0;
  padding: 0 0 0 14px;
  border-left: 2px solid var(--cyan-400);
}

.page-contact .pc-mail li {
  padding: 7px 0;
}

.page-contact .pc-mail__k {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-bottom: 2px;
}

.page-contact .pc-mail__v {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  line-height: 1.65;
  color: var(--ink-text);
  word-break: break-word;
}

@media (min-width: 600px) {
  .page-contact .pc-mail li {
    display: grid;
    grid-template-columns: 7.5em minmax(0, 1fr);
    gap: 12px;
    align-items: baseline;
  }

  .page-contact .pc-mail__k {
    margin-bottom: 0;
  }
}

.page-contact .pc-note {
  margin: 20px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--red-500);
  font-size: var(--fs-13);
  line-height: 1.75;
  color: var(--muted);
}

/* 时效 */
.page-contact .pc-split {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 780px) {
  .page-contact .pc-split {
    grid-template-columns: minmax(0, 6fr) minmax(0, 4fr);
    align-items: start;
    gap: 28px;
  }
}

.page-contact .pc-ordered {
  list-style: none;
  counter-reset: pc-step;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact .pc-ordered > li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-contact .pc-ordered > li::before {
  counter-increment: pc-step;
  content: counter(pc-step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--red-500);
  border-top: 2px solid var(--red-500);
  padding-top: 5px;
}

.page-contact .pc-ordered__t {
  display: block;
  font-size: var(--fs-15);
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-text);
  margin-bottom: 4px;
}

.page-contact .pc-ordered__d {
  display: block;
  font-size: var(--fs-13);
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .pc-figure {
  margin: 0;
  border: 1px solid var(--pc-line-light);
}

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

.page-contact .pc-figure .figure__caption {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--muted);
  padding: 10px 12px;
  border-top: 1px solid var(--pc-line-light);
}

/* 纠错清单 */
.page-contact .pc-fixlist {
  margin: 0;
  border-top: 1px solid var(--pc-line-light);
}

.page-contact .pc-fixlist dt {
  padding: 14px 0 4px;
  font-size: var(--fs-13);
  font-weight: 600;
  color: var(--ink-text);
}

.page-contact .pc-fixlist dd {
  margin: 0;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pc-line-light);
  font-size: var(--fs-13);
  line-height: 1.78;
  color: var(--muted);
}

/* 地址区 */
.page-contact .pc-address {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.page-contact .pc-address__art {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-contact .pc-address__art img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.08;
}

.page-contact .pc-address__wrap {
  position: relative;
  z-index: 1;
}

.page-contact .pc-address__content {
  max-width: 620px;
}

.page-contact .pc-address__title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4.2vw, 40px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin: 12px 0 22px;
  color: var(--paper-100);
}

.page-contact .pc-address__line {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: clamp(15px, 2.2vw, 21px);
  line-height: 1.6;
  word-break: break-word;
  color: var(--cyan-400);
  border-left: 2px solid var(--red-500);
  padding-left: 14px;
  margin: 0 0 24px;
}

.page-contact .pc-address__text {
  max-width: 46ch;
  margin: 0 0 12px;
  font-size: var(--fs-15);
  line-height: 1.8;
  color: rgba(244, 241, 236, 0.74);
}

/* 自查 */
.page-contact .pc-know__head {
  max-width: 52ch;
  margin-bottom: clamp(26px, 4vw, 40px);
}

.page-contact .pc-know__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 4vw, 40px);
  letter-spacing: -0.015em;
  line-height: 1.15;
  margin: 12px 0 16px;
  color: var(--ink-text);
}

.page-contact .pc-know__lede {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .pc-know__grid {
  display: grid;
  gap: 0;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--pc-line-light);
}

@media (min-width: 760px) {
  .page-contact .pc-know__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
  }
}

.page-contact .pc-qa {
  border-bottom: 1px solid var(--pc-line-light);
  padding: 6px 0;
}

.page-contact .pc-qa summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
}

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

.page-contact .pc-qa summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--fs-15);
  color: var(--red-500);
}

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

.page-contact .pc-qa summary:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
}

.page-contact .pc-qa__q {
  font-size: var(--fs-15);
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink-text);
}

.page-contact .pc-qa__a {
  padding: 0 0 16px;
}

.page-contact .pc-qa__a p {
  margin: 0 0 10px;
  max-width: 40ch;
  font-size: var(--fs-13);
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .pc-qa__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--red-500);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}

.page-contact .pc-qa__link:hover,
.page-contact .pc-qa__link:focus-visible {
  border-bottom-color: var(--red-500);
}

/* 常用入口 */
.page-contact .pc-links {
  margin-top: clamp(30px, 5vw, 48px);
  border-top: 1px solid var(--pc-line-light);
  padding-top: 18px;
}

.page-contact .pc-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
}

.page-contact .pc-links a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}

.page-contact .pc-links a:hover,
.page-contact .pc-links a:focus-visible {
  color: var(--ink-text);
  border-bottom-color: var(--red-500);
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-copy,
  .page-contact .pc-tabs .tabs__tab {
    transition: none;
  }
}