.page-contact {
  padding-bottom: clamp(64px, 9vw, 120px);
}

.page-contact .breadcrumb {
  padding-top: 24px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-intro {
  padding: clamp(24px, 4vw, 48px) 0 clamp(36px, 5vw, 64px);
}

.page-contact .contact-intro__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: end;
}

.page-contact .contact-intro__text {
  min-width: 0;
}

.page-contact .contact-intro__title {
  margin: 12px 0 20px;
  line-height: 1.16;
  letter-spacing: -0.02em;
  max-width: 16ch;
}

.page-contact .contact-intro__lede {
  max-width: 54ch;
  margin: 0;
}

.page-contact .contact-intro__figure {
  margin: 0;
  min-width: 0;
}

.page-contact .contact-intro__figure .media {
  border: 1px solid var(--hair);
  box-shadow: var(--shadow-2);
}

.page-contact .contact-intro__cap {
  margin: 12px 0 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--ink-dim);
}

@media (min-width: 960px) {
  .page-contact .contact-intro__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(40px, 6vw, 88px);
  }
}

/* ---------- 联系渠道 ---------- */
.page-contact .contact-channels {
  padding: clamp(40px, 6vw, 76px) 0 clamp(44px, 6vw, 80px);
  border-top: 1px solid var(--hair-soft);
}

.page-contact .section-head {
  margin-bottom: clamp(24px, 3vw, 36px);
}

.page-contact .contact-channels__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 960px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(48px, 6vw, 96px);
    align-items: start;
  }
}

.page-contact .contact-channels__list {
  min-width: 0;
}

.page-contact .channel {
  border-top: 1px solid var(--hair);
  padding: clamp(22px, 3vw, 32px) 0;
  display: grid;
  gap: 10px;
}

.page-contact .channel:last-of-type {
  border-bottom: 1px solid var(--hair);
}

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

.page-contact .channel__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--line-gold);
}

.page-contact .channel__label {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--ink-dim);
}

.page-contact .channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.2vw, 23px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--gold-soft);
  overflow-wrap: anywhere;
}

.page-contact .channel__value--addr {
  font-family: var(--font-body);
  font-size: clamp(16px, 1.8vw, 19px);
  line-height: 1.6;
  color: var(--ink);
}

.page-contact .channel__note {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-contact .channel__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 4px;
}

.page-contact .channel__copy {
  font-size: 13px;
  padding: 9px 20px;
}

.page-contact .channel__hint {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-dim);
}

.page-contact .contact-map {
  width: 100%;
  max-width: 340px;
  height: auto;
  margin-top: 4px;
  display: block;
}

/* ---------- 右侧：图 + 准备清单 ---------- */
.page-contact .contact-channels__side {
  display: grid;
  gap: 26px;
  min-width: 0;
}

.page-contact .contact-channels__side .media {
  border: 1px solid var(--hair);
  box-shadow: var(--shadow-1);
}

.page-contact .prep {
  padding: clamp(20px, 3vw, 30px);
}

.page-contact .prep__title {
  margin: 10px 0 6px;
}

.page-contact .prep__hint {
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-dim);
}

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

.page-contact .prep__item {
  border-top: 1px solid var(--hair-soft);
}

.page-contact .prep__item:first-child {
  border-top: 0;
}

.page-contact .prep__label {
  position: relative;
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px 0;
  cursor: pointer;
}

.page-contact .prep__check {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .prep__box {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border: 1px solid var(--line-gold);
  background: transparent;
  position: relative;
  transition: background 140ms var(--ease), border-color 140ms var(--ease);
}

.page-contact .prep__check:checked + .prep__box {
  background: var(--gold);
  border-color: var(--gold);
}

.page-contact .prep__check:checked + .prep__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--felt);
  border-bottom: 2px solid var(--felt);
  transform: rotate(42deg);
}

.page-contact .prep__check:focus-visible + .prep__box {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-contact .prep__body {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.page-contact .prep__name {
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .prep__desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink-dim);
}

/* ---------- 问题类型路由 ---------- */
.page-contact .contact-router {
  padding: clamp(44px, 6vw, 84px) 0 clamp(40px, 5vw, 72px);
  border-top: 1px solid var(--hair-soft);
}

.page-contact .contact-router__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(22px, 3vw, 32px);
}

.page-contact .contact-router__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

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

@media (min-width: 1120px) {
  .page-contact .contact-router__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-contact .router-item {
  padding: 22px 22px 24px;
  display: grid;
  align-content: start;
  gap: 10px;
  border-left: 2px solid var(--hair);
  transition: border-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-contact .router-item:hover {
  border-left-color: var(--gold);
}

.page-contact .router-item__q {
  margin: 0;
}

.page-contact .router-item__a {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-contact .router-item__act {
  margin: 2px 0 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-contact .router-empty {
  margin: 18px 0 0;
  font-size: 14px;
  color: var(--ink-dim);
}

.page-contact .router-empty[hidden] {
  display: none;
}

/* ---------- 备案 ---------- */
.page-contact .contact-filing {
  padding: clamp(32px, 4vw, 52px) 0 0;
  border-top: 1px solid var(--hair);
}

.page-contact .contact-filing__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 22px;
}

.page-contact .contact-filing__row .meta {
  margin: 0;
}

.page-contact .contact-filing__icp {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.8vw, 18px);
  letter-spacing: 0.04em;
  color: var(--gold-soft);
}

.page-contact .contact-filing__note {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 13px;
  line-height: 1.8;
  color: var(--ink-dim);
}

.page-contact .contact-filing__note a {
  color: var(--gold);
  text-decoration: underline;
  text-decoration-color: var(--hair);
  text-underline-offset: 3px;
}

.page-contact .contact-filing__note a:hover {
  text-decoration-color: var(--gold);
}

/* ---------- 复制提示 ---------- */
.page-contact .copy-toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 60;
  margin: 0;
  padding: 10px 22px;
  max-width: calc(100vw - 40px);
  background: var(--gold);
  color: var(--felt);
  font-size: 13px;
  letter-spacing: 0.06em;
  box-shadow: var(--shadow-2);
}

.page-contact .copy-toast:empty {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .router-item,
  .page-contact .prep__box {
    transition: none;
  }
}
<<<END>>>