.page-contact {
  --pc-gap: clamp(16px, 3vw, 28px);
  --pc-line: rgba(122, 106, 87, 0.42);
  --pc-line-faint: rgba(122, 106, 87, 0.22);
  --pc-inktext: #4a3f31;
  --pc-inksoft: #6d5f4c;
}

/* ---------- 通用标题组 ---------- */
.page-contact .contact-head {
  max-width: 64ch;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .contact-head h2 {
  font-family: var(--font-display);
  font-size: clamp(22px, 3.2vw, 36px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 10px 0 12px;
  color: var(--mist);
}

.page-contact .contact-head p {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-mid);
}

.page-contact .contact-head .eyebrow {
  margin: 0;
}

.page-contact a {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 90, 31, 0.38);
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

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

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: clamp(26px, 4.5vw, 56px);
}

.page-contact .crumbs {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .contact-hero__lead h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 5.2vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.025em;
  margin: 12px 0 18px;
  color: var(--mist);
}

.page-contact .contact-hero__lead .lede {
  font-family: var(--font-editorial);
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.72;
  color: var(--text-mid);
  margin: 0;
  max-width: 48ch;
}

.page-contact .contact-hero__card {
  color: var(--ink-deep);
  padding: clamp(18px, 3vw, 30px);
}

.page-contact .contact-card__label {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--pc-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .contact-card__list {
  margin: 0;
}

.page-contact .contact-card__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px dotted var(--pc-line);
}

.page-contact .contact-card__row:last-child {
  border-bottom: 0;
}

.page-contact .contact-card__row dt {
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--pc-inksoft);
}

.page-contact .contact-card__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-deep);
  word-break: break-all;
}

.page-contact .contact-card__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--pc-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--pc-inksoft);
}

.page-contact .contact-hero__banner {
  margin: clamp(26px, 4vw, 48px) 0 0;
}

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

/* ---------- 渠道卡片 ---------- */
.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 28px);
  background: linear-gradient(180deg, rgba(58, 46, 34, 0.55), rgba(26, 19, 12, 0.72));
  border: 1px solid var(--pc-line);
  border-top: 3px solid var(--orange);
  transition: transform 220ms var(--ease), border-color 220ms var(--ease);
}

.page-contact .channel-card:hover {
  transform: translateY(-2px);
  border-color: var(--orange);
}

.page-contact .channel-card__tag {
  align-self: flex-start;
  margin: 0;
}

.page-contact .channel-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-contact .channel-card__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.6vw, 18px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--orange);
  word-break: break-all;
}

.page-contact .channel-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text-mid);
}

/* ---------- 受理范围 ---------- */
.page-contact .contact-scope__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}

.page-contact .scope-card {
  padding: clamp(18px, 2.4vw, 26px);
  background: rgba(26, 19, 12, 0.5);
  border-top: 1px solid var(--pc-line-faint);
  border-bottom: 1px solid var(--pc-line-faint);
  border-left: 3px solid var(--grass);
}

.page-contact .scope-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-contact .scope-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text-mid);
}

.page-contact .contact-scope__hint {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(255, 90, 31, 0.45);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-mid);
}

/* ---------- 写信提示 ---------- */
.page-contact .contact-letter__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
}

.page-contact .contact-letter__media {
  margin: 0;
}

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

.page-contact .contact-letter__sheet {
  color: var(--ink-deep);
  padding: clamp(20px, 3vw, 32px);
}

.page-contact .contact-letter__sheet .tabset__list {
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-contact .contact-letter__sheet .tabset__tab {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--pc-inksoft);
  background: transparent;
  border: 1px solid var(--pc-line);
  border-radius: 0;
}

.page-contact .contact-letter__sheet .tabset__tab:hover {
  color: var(--ink-deep);
  border-color: var(--orange);
}

.page-contact .contact-letter__sheet .tabset__tab[aria-selected="true"] {
  color: var(--paper);
  background: var(--orange);
  border-color: var(--orange);
}

.page-contact .letter-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .letter-list li {
  position: relative;
  padding: 9px 0 9px 26px;
  border-bottom: 1px dotted var(--pc-line);
  font-size: 15px;
  line-height: 1.68;
  color: var(--pc-inktext);
}

.page-contact .letter-list li:last-child {
  border-bottom: 0;
}

.page-contact .letter-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 12px;
  height: 2px;
  background: var(--orange);
}

/* ---------- 回复时间状态带 ---------- */
.page-contact .contact-status {
  display: grid;
  gap: 10px;
  padding: clamp(20px, 3vw, 30px) clamp(20px, 3vw, 34px);
  background: linear-gradient(100deg, rgba(255, 90, 31, 0.18), rgba(255, 90, 31, 0.04) 55%, rgba(26, 19, 12, 0.62));
  border-left: 5px solid var(--orange);
  border-top: 1px dotted var(--pc-line);
  border-bottom: 1px dotted var(--pc-line);
}

.page-contact .contact-status__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-contact .contact-status__text {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--mist);
}

.page-contact .contact-status__note {
  margin: 0;
  max-width: 72ch;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text-mid);
}

/* ---------- 联系信息 ---------- */
.page-contact .contact-detail__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pc-gap);
  align-items: start;
}

.page-contact .contact-detail__rows {
  border-top: 1px solid var(--pc-line-faint);
}

.page-contact .contact-detail__row {
  display: grid;
  gap: 5px 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pc-line-faint);
}

.page-contact .contact-detail__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .contact-detail__val {
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.6;
  color: var(--mist);
  word-break: break-word;
}

.page-contact .contact-detail__val--mono {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-contact .contact-detail__aside {
  color: var(--ink-deep);
  padding: clamp(18px, 2.6vw, 26px);
}

.page-contact .contact-detail__asideText {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--pc-inktext);
}

.page-contact .contact-detail__asideText:last-child {
  margin-bottom: 0;
}

.page-contact .contact-detail__aside a {
  color: var(--orange-deep);
  border-bottom-color: rgba(216, 69, 15, 0.4);
}

.page-contact .contact-detail__aside a:hover {
  color: var(--ink-deep);
  border-bottom-color: var(--ink-deep);
}

.page-contact .contact-filing {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  align-items: baseline;
  margin-top: clamp(24px, 3vw, 36px);
  padding-top: 16px;
  border-top: 1px dashed rgba(255, 90, 31, 0.5);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-detail__row {
    grid-template-columns: 150px minmax(0, 1fr);
    align-items: baseline;
  }
}

@media (min-width: 720px) {
  .page-contact .contact-scope__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(24px, 4vw, 56px);
  }

  .page-contact .contact-letter__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(24px, 4vw, 52px);
  }

  .page-contact .contact-detail__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: clamp(24px, 4vw, 52px);
  }
}

@media (min-width: 980px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact a {
    transition: none;
  }

  .page-contact .channel-card:hover {
    transform: none;
  }
}