.page-contact {
  --ct-ink-soft: var(--ink-soft);
  --ct-panel: #ffffff;
  --ct-pad: clamp(1.25rem, 3vw, 2.5rem);
  background: var(--page);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-contact .breadcrumbs {
  padding: 1rem 0 .35rem;
}

.page-contact .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--fs-sm);
  color: var(--ct-ink-soft);
}

.page-contact .breadcrumbs__link {
  color: var(--ct-ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .breadcrumbs__link:hover {
  color: var(--green);
  border-bottom-color: var(--green);
}

.page-contact .breadcrumbs__sep {
  color: var(--ct-ink-soft);
  opacity: .6;
}

.page-contact .breadcrumbs__item--current {
  color: var(--night);
  font-weight: 600;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding: .75rem 0 clamp(2rem, 5vw, 3.5rem);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  grid-template-columns: 1fr;
}

.page-contact .contact-hero__text h1 {
  margin: .55rem 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 8vw, 4.2rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: .01em;
  color: var(--night);
}

.page-contact .contact-hero__lead {
  max-width: 46ch;
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.8;
  color: var(--ct-ink-soft);
}

.page-contact .contact-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin: 1.6rem 0 1.8rem;
}

.page-contact .contact-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: .9rem;
  margin: 0;
  padding-top: 1.3rem;
  border-top: 1px solid var(--line-light);
}

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

.page-contact .contact-stat dt {
  font-size: var(--fs-sm);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ct-ink-soft);
}

.page-contact .contact-stat dd {
  margin: .3rem 0 0;
  font-family: var(--font-data);
  font-size: 1rem;
  font-weight: 600;
  color: var(--night);
}

.page-contact .contact-hero__visual {
  position: relative;
  margin: 0;
  background: var(--night);
  border: 1px solid var(--line-light);
  box-shadow: var(--shadow);
}

.page-contact .contact-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-contact .contact-hero__visual::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green) 0 42%, var(--signal) 42% 100%);
}

.page-contact .contact-hero__visual .stamp {
  position: absolute;
  left: 1rem;
  bottom: 1.35rem;
  z-index: 2;
}

/* ---------- 横向章节带 ---------- */
.page-contact .contact-band {
  background: var(--night);
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.page-contact .contact-band__inner {
  padding-top: .7rem;
  padding-bottom: .7rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-contact .contact-band__list {
  display: flex;
  gap: .5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  min-width: max-content;
}

.page-contact .contact-band__link {
  display: inline-block;
  padding: .5rem .95rem;
  font-family: var(--font-head);
  font-size: .88rem;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--frost);
  text-decoration: none;
  border: 1px solid var(--line-dark);
  transition: background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-contact .contact-band__link:hover {
  border-color: var(--green-hi);
  color: #fff;
}

.page-contact .contact-band__link[aria-current="true"] {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

/* ---------- 通用章节骨架 ---------- */
.page-contact .contact-sec {
  padding-block: clamp(2.5rem, 6vw, 4.75rem);
}

.page-contact .contact-head {
  max-width: 60ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.4rem);
}

.page-contact .contact-head h2 {
  margin: .5rem 0 .8rem;
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 4.6vw, 2.7rem);
  font-weight: 700;
  line-height: 1.14;
  color: var(--night);
}

.page-contact .contact-head p {
  margin: 0;
  line-height: 1.8;
  color: var(--ct-ink-soft);
}

/* ---------- 联系方式卡片 ---------- */
.page-contact .contact-channels {
  background: var(--page);
}

.page-contact .contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  padding: 1.5rem 1.35rem 1.5rem;
  background: var(--ct-panel);
  border: 1px solid var(--line-light);
  border-top: 4px solid var(--green);
  box-shadow: 0 22px 44px -38px rgba(10, 18, 32, .95);
}

.page-contact .contact-card--phone {
  border-top-color: var(--signal);
}

.page-contact .contact-card--addr {
  border-top-color: var(--stand);
}

.page-contact .contact-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: .35rem;
  background: rgba(31, 138, 76, .12);
  color: var(--green);
  border: 1px solid var(--line-light);
}

.page-contact .contact-card--phone .contact-card__icon {
  background: rgba(255, 107, 44, .14);
  color: var(--signal);
}

.page-contact .contact-card--addr .contact-card__icon {
  background: var(--frost);
  color: var(--stand);
}

.page-contact .contact-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--night);
}

.page-contact .contact-card__value {
  margin: 0;
  font-family: var(--font-data);
  font-size: .94rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--night);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__value a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--green);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-contact .contact-card__value a:hover {
  color: var(--green);
  border-bottom-color: var(--signal);
}

.page-contact .contact-card__body {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--ct-ink-soft);
}

.page-contact .contact-card__meta {
  margin: auto 0 0;
  padding-top: .85rem;
  font-size: var(--fs-sm);
  letter-spacing: .04em;
  color: var(--green);
  border-top: 1px dashed var(--line-light);
}

.page-contact .contact-card--phone .contact-card__meta {
  color: var(--signal);
}

/* ---------- 邮件优先 ---------- */
.page-contact .contact-mail {
  background: var(--paper);
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
}

.page-contact .contact-mail__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-contact .contact-mail__intro {
  margin: 0 0 1.4rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink);
  border-left: 3px solid var(--signal);
  padding-left: 1rem;
}

.page-contact .contact-mail__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1rem;
}

.page-contact .contact-mail__list li {
  padding: 1.05rem 1.15rem;
  background: var(--ct-panel);
  border: 1px solid var(--line-light);
}

.page-contact .contact-mail__tag {
  display: inline-block;
  margin-bottom: .45rem;
  padding: .2rem .6rem;
  font-family: var(--font-head);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--frost);
  background: var(--night);
}

.page-contact .contact-mail__list p {
  margin: 0;
  font-size: .93rem;
  line-height: 1.75;
  color: var(--ct-ink-soft);
}

.page-contact .contact-mail__aside {
  align-self: start;
  padding: 1.5rem 1.35rem;
  background: var(--night);
  border: 1px solid var(--night);
  box-shadow: 8px 8px 0 rgba(31, 138, 76, .28);
}

.page-contact .contact-mail__aside h3 {
  margin: 0 0 1rem;
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--frost);
}

.page-contact .contact-mail__aside-list {
  margin: 0 0 1.35rem;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .7rem;
}

.page-contact .contact-mail__aside-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(234, 244, 255, .82);
}

.page-contact .contact-mail__aside-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  background: var(--green-hi);
}

.page-contact .contact-mail__aside-list strong {
  color: #fff;
  font-family: var(--font-data);
  font-weight: 600;
}

/* ---------- 商务合作 ---------- */
.page-contact .contact-partner {
  background: var(--night);
  color: var(--frost);
  border-bottom: 1px solid var(--line-dark);
}

.page-contact .contact-partner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

.page-contact .contact-partner__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-dark);
  background: var(--stand);
}

.page-contact .contact-partner__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-contact .contact-partner__figure::after {
  content: "";
  position: absolute;
  inset: auto auto -8px -8px;
  width: 42%;
  height: 6px;
  background: var(--signal);
}

.page-contact .contact-partner__body h2 {
  margin: .55rem 0 .9rem;
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 4.6vw, 2.7rem);
  font-weight: 700;
  line-height: 1.14;
  color: var(--frost);
}

.page-contact .contact-partner__body p {
  margin: 0 0 1rem;
  line-height: 1.8;
  color: rgba(234, 244, 255, .78);
}

.page-contact .contact-partner__hint {
  padding-left: .95rem;
  border-left: 3px solid var(--green-hi);
}

.page-contact .contact-partner__tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 1.3rem 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-partner__mail {
  display: inline-block;
  font-family: var(--font-data);
  font-size: .95rem;
  font-weight: 600;
  color: var(--signal-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
  overflow-wrap: anywhere;
  transition: color 160ms var(--ease);
}

.page-contact .contact-partner__mail:hover {
  color: #fff;
}

/* ---------- 服务范围 ---------- */
.page-contact .contact-scope {
  background: var(--frost);
}

.page-contact .contact-scope__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-scope__item {
  position: relative;
  padding: 1.4rem 1.3rem;
  background: var(--ct-panel);
  border: 1px solid var(--line-light);
  border-left: 4px solid var(--green);
}

.page-contact .contact-scope__item:nth-child(2n) {
  border-left-color: var(--signal);
}

.page-contact .contact-scope__item:nth-child(3n) {
  border-left-color: var(--stand);
}

.page-contact .contact-scope__no {
  display: block;
  margin-bottom: .5rem;
  font-family: var(--font-data);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--ct-ink-soft);
}

.page-contact .contact-scope__item h3 {
  margin: 0 0 .5rem;
  font-family: var(--font-head);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--night);
}

.page-contact .contact-scope__item p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--ct-ink-soft);
}

/* ---------- 地址与备案 ---------- */
.page-contact .contact-address {
  background: var(--night);
  color: var(--frost);
}

.page-contact .contact-address__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-contact .contact-address__lead h2 {
  margin: .55rem 0 .9rem;
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4.4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.18;
  color: var(--frost);
}

.page-contact .contact-address__lead p {
  margin: 0;
  line-height: 1.8;
  color: rgba(234, 244, 255, .76);
}

.page-contact .contact-address__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

.page-contact .contact-fact {
  padding: 1.05rem 1.15rem;
  background: var(--night);
}

.page-contact .contact-fact dt {
  margin-bottom: .35rem;
  font-size: var(--fs-sm);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(234, 244, 255, .6);
}

.page-contact .contact-fact dd {
  margin: 0;
  font-family: var(--font-data);
  font-size: .95rem;
  font-weight: 600;
  color: var(--frost);
  overflow-wrap: anywhere;
}

.page-contact .contact-fact dd a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--green-hi);
  transition: color 160ms var(--ease);
}

.page-contact .contact-fact dd a:hover {
  color: var(--green-hi);
}

.page-contact .contact-address__note {
  margin: 1.75rem 0 1.4rem;
  padding-top: 1.25rem;
  font-size: .9rem;
  color: var(--signal-soft);
  border-top: 1px solid var(--line-dark);
}

.page-contact .contact-next {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}

.page-contact .contact-next__link {
  display: inline-block;
  padding: .6rem 1rem;
  font-size: .88rem;
  font-weight: 600;
  color: var(--frost);
  text-decoration: none;
  border: 1px solid var(--line-dark);
  transition: background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-contact .contact-next__link:hover {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact .contact-scope__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-address__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 4rem);
  }

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

  .page-contact .contact-mail__grid {
    grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
  }

  .page-contact .contact-partner__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }

  .page-contact .contact-partner__figure {
    order: -1;
  }

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

  .page-contact .contact-address__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-band__link,
  .page-contact .contact-next__link,
  .page-contact .contact-card__value a,
  .page-contact .contact-fact dd a,
  .page-contact .contact-partner__mail {
    transition: none;
  }
}