.page-contact {
  --pc-line: #2B4058;
  --pc-soft: rgba(143, 166, 189, 0.26);
  --pc-panel: #0D2137;
  --pc-radius: 20px;
  background: var(--deep);
  color: var(--paper);
  overflow-x: clip;
  padding-block: 0 clamp(56px, 8vw, 96px);
}

.page-contact .contact-wrap {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: clamp(18px, 4vw, 44px);
}

/* 面包屑 */
.page-contact .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}
.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.page-contact .breadcrumb a:hover {
  color: var(--sand);
  border-bottom-color: var(--sand);
}
.page-contact .breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-inline: 8px;
  color: var(--steel);
}
.page-contact .breadcrumb li[aria-current="page"] {
  color: var(--sandpale);
}

/* 首屏 */
.page-contact .contact-hero {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  padding-block: clamp(26px, 4.5vw, 52px) clamp(38px, 6vw, 76px);
}
.page-contact .contact-hero__text {
  position: relative;
  min-width: 0;
}
.page-contact .eyebrow {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--mint);
  margin: 0;
  text-transform: uppercase;
}
.page-contact .contact-hero__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2.7rem, 9vw, 5.4rem);
  line-height: 1.02;
  letter-spacing: 0.06em;
  margin: 14px 0 20px;
  color: var(--paper);
}
.page-contact .contact-hero__title span {
  display: block;
  color: var(--sand);
}
.page-contact .contact-hero__lede {
  max-width: 40ch;
  margin: 0 0 24px;
  font-size: clamp(0.98rem, 1.6vw, 1.08rem);
  line-height: 1.72;
  color: rgba(247, 241, 230, 0.82);
}
.page-contact .contact-hero__meta {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-contact .contact-hero__meta li {
  position: relative;
  padding-left: 18px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist);
}
.page-contact .contact-hero__meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
}
.page-contact .contact-hero__meta li:nth-child(2)::before {
  background: var(--sand);
}
.page-contact .contact-hero__meta li:nth-child(3)::before {
  background: var(--coral);
}
.page-contact .contact-hero__note {
  margin: 22px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--sand);
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--mist);
}
.page-contact .contact-hero__figure {
  margin: 0;
  position: relative;
  min-width: 0;
}
.page-contact .contact-hero__figure::after {
  content: "";
  position: absolute;
  inset: auto 12% -10px 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--sand), rgba(255, 111, 78, 0));
}
.page-contact .contact-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  clip-path: polygon(0 5%, 100% 0, 100% 95%, 0 100%);
  filter: saturate(0.88) brightness(0.92);
}

/* 主体分栏 */
.page-contact .contact-main {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}
.page-contact .contact-stream {
  min-width: 0;
}

/* 区块通用 */
.page-contact .contact-block {
  padding-block: clamp(32px, 5vw, 54px);
  border-top: 1px solid var(--pc-soft);
}
.page-contact .contact-block:first-child {
  border-top: 0;
  padding-top: 0;
}
.page-contact .block-kicker {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--mint);
  margin: 0 0 10px;
  text-transform: uppercase;
}
.page-contact .block-kicker--dark {
  color: var(--coraldark);
}
.page-contact .block-head h2,
.page-contact .contact-partner h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  line-height: 1.26;
  letter-spacing: 0.04em;
  margin: 0 0 12px;
}
.page-contact .block-head .lead {
  margin: 0;
  max-width: 56ch;
  font-size: 0.96rem;
  line-height: 1.72;
  color: var(--mist);
}

/* 通道卡 */
.page-contact .channel-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}
.page-contact .channel {
  background: rgba(22, 50, 79, 0.48);
  border: 1px solid var(--pc-line);
  border-left: 3px solid var(--steel);
  border-radius: 14px;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.page-contact .channel:hover {
  border-left-color: var(--sand);
}
.page-contact .channel[open] {
  background: rgba(22, 50, 79, 0.82);
  border-left-color: var(--sand);
}
.page-contact .channel__summary {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 8px 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}
.page-contact .channel__summary::-webkit-details-marker {
  display: none;
}
.page-contact .channel__num {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--mint);
}
.page-contact .channel__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(0.98rem, 2vw, 1.1rem);
  letter-spacing: 0.03em;
  color: var(--paper);
}
.page-contact .channel__tag {
  grid-column: 2;
  justify-self: start;
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 999px;
  color: var(--sandpale);
  border: 1px solid rgba(217, 180, 106, 0.5);
  background: rgba(217, 180, 106, 0.12);
  white-space: nowrap;
}
.page-contact .channel__tag--coral {
  color: var(--coral);
  border-color: rgba(255, 111, 78, 0.45);
  background: rgba(255, 111, 78, 0.12);
}
.page-contact .channel__body {
  padding: 0 18px 18px;
}
.page-contact .channel__body p {
  margin: 0 0 12px;
  font-size: 0.93rem;
  line-height: 1.72;
  color: rgba(247, 241, 230, 0.78);
}
.page-contact .channel__subject {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
  word-break: break-word;
}
.page-contact .channel__subject code {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--mint);
  background: rgba(58, 242, 196, 0.08);
  border: 1px solid rgba(58, 242, 196, 0.28);
  border-radius: 6px;
  padding: 2px 7px;
}

/* 纠错材料 */
.page-contact .materials {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  margin-top: 24px;
}
.page-contact .materials__media {
  margin: 0;
  min-width: 0;
}
.page-contact .materials__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid var(--pc-line);
  filter: saturate(0.85) brightness(0.9);
}
.page-contact .materials__media figcaption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.65;
  letter-spacing: 0.03em;
  color: var(--mist);
}
.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.page-contact .checklist__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding-block: 16px;
  border-bottom: 1px solid var(--pc-soft);
}
.page-contact .checklist__item:first-child {
  padding-top: 0;
}
.page-contact .checklist__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-contact .checklist__num {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  line-height: 0.95;
  color: var(--sand);
}
.page-contact .checklist__text h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.03em;
  color: var(--paper);
}
.page-contact .checklist__text p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--mist);
}

/* 合作共建（浅色反色块） */
.page-contact .contact-partner {
  background: var(--sandpale);
  color: var(--deep);
  border-top: 0;
  border-radius: 24px;
  padding: clamp(24px, 4vw, 40px);
  margin-top: clamp(32px, 5vw, 54px);
}
.page-contact .contact-partner h2 {
  color: var(--deep);
  max-width: 20ch;
}
.page-contact .partner__lede {
  margin: 0 0 22px;
  max-width: 58ch;
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(7, 21, 35, 0.78);
}
.page-contact .partner__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-contact .partner__list li {
  padding: 14px 16px;
  background: rgba(7, 21, 35, 0.06);
  border-left: 3px solid var(--coraldark);
  border-radius: 0 12px 12px 0;
}
.page-contact .partner__list h3 {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.98rem;
  letter-spacing: 0.04em;
  color: var(--deep);
}
.page-contact .partner__list p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(7, 21, 35, 0.72);
}
.page-contact .partner__foot {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(7, 21, 35, 0.8);
  word-break: break-word;
}
.page-contact .partner__code {
  display: inline-block;
  margin-left: 4px;
  font-family: var(--font-data);
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 6px;
  background: var(--deep);
  color: var(--sandpale);
}

/* 常见问题 */
.page-contact .faq-list {
  margin: 22px 0 0;
}
.page-contact .faq-item {
  padding-block: 16px;
  border-bottom: 1px solid var(--pc-soft);
}
.page-contact .faq-item:first-child {
  padding-top: 0;
}
.page-contact .faq-item dt {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.03em;
  color: var(--paper);
  margin-bottom: 8px;
}
.page-contact .faq-item dd {
  margin: 0;
  max-width: 62ch;
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--mist);
}

/* 站内指引 */
.page-contact .contact-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
}
.page-contact .contact-links p {
  margin: 0;
  margin-right: 6px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}
.page-contact .contact-links a {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--sandpale);
  border: 1px solid var(--pc-line);
  border-radius: 999px;
  padding: 6px 14px;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.page-contact .contact-links a:hover {
  color: var(--deep);
  background: var(--sand);
  border-color: var(--sand);
}

/* 侧边信息卡 */
.page-contact .contact-aside {
  min-width: 0;
}
.page-contact .contact-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(158deg, var(--ink2) 0%, var(--tactic) 100%);
  border: 1px solid var(--pc-line);
  border-radius: var(--pc-radius);
  padding: clamp(20px, 3vw, 28px);
}
.page-contact .contact-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--sand) 0%, var(--coral) 100%);
}
.page-contact .contact-card__title {
  margin: 6px 0 14px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 1.05rem;
  letter-spacing: 0.14em;
  color: var(--sand);
}
.page-contact .contact-field {
  padding-block: 14px;
  border-bottom: 1px dashed rgba(143, 166, 189, 0.28);
}
.page-contact .contact-field--last {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-contact .contact-field__key {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--mist);
  text-transform: uppercase;
}
.page-contact .contact-mail {
  display: block;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: clamp(0.86rem, 2.1vw, 1.02rem);
  letter-spacing: 0.01em;
  color: var(--sandpale);
  text-decoration: none;
  overflow-wrap: anywhere;
  word-break: break-word;
  border-bottom: 1px solid rgba(217, 180, 106, 0.42);
  padding-bottom: 3px;
}
.page-contact .contact-mail:hover {
  color: var(--mint);
  border-bottom-color: var(--mint);
}
.page-contact .contact-phone {
  display: block;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: clamp(1.15rem, 3vw, 1.45rem);
  letter-spacing: 0.04em;
  color: var(--mint);
  text-decoration: none;
}
.page-contact .contact-phone:hover {
  color: var(--sand);
}
.page-contact .contact-field__val {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(247, 241, 230, 0.84);
}
.page-contact .contact-field__hint {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist);
}
.page-contact .contact-card .copy-btn {
  margin-top: 10px;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(217, 180, 106, 0.45);
  background: transparent;
  color: var(--sandpale);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.page-contact .contact-card .copy-btn:hover {
  background: var(--sand);
  border-color: var(--sand);
  color: var(--deep);
}
.page-contact .contact-anchors {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--pc-line);
}
.page-contact .contact-anchors a {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--mist);
  border: 1px solid var(--pc-line);
  border-radius: 999px;
  padding: 5px 11px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.page-contact .contact-anchors a:hover {
  color: var(--mint);
  border-color: var(--mint);
}

.page-contact .toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%) translateY(12px);
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--sand);
  color: var(--deep);
  font-size: 13px;
  letter-spacing: 0.06em;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 60;
}
.page-contact .toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* 平板及桌面 */
@media (min-width: 700px) {
  .page-contact .contact-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
  .page-contact .channel__summary {
    grid-template-columns: auto 1fr auto;
    gap: 16px;
  }
  .page-contact .channel__tag {
    grid-column: auto;
    justify-self: end;
  }
  .page-contact .partner__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
  }
  .page-contact .contact-hero__figure {
    transform: translateY(-6px);
  }
  .page-contact .materials {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-contact .contact-main {
    grid-template-columns: minmax(0, 1.55fr) minmax(288px, 0.85fr);
    align-items: start;
  }
  .page-contact .contact-aside {
    position: sticky;
    top: clamp(18px, 3vw, 32px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .contact-links a,
  .page-contact .contact-anchors a,
  .page-contact .contact-card .copy-btn,
  .page-contact .contact-mail,
  .page-contact .contact-phone,
  .page-contact .breadcrumb a,
  .page-contact .toast {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>