.page-contact {
  --pc-gap: clamp(1rem, 2.5vw, 1.75rem);
  --pc-pad: clamp(1.15rem, 2.8vw, 1.85rem);
  --pc-radius: var(--radius-lg);
  display: block;
  color: var(--cream);
  padding-top: clamp(4.75rem, 9vw, 6.5rem);
  padding-bottom: clamp(2rem, 5vw, 3.5rem);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-bottom: clamp(2.25rem, 5.5vw, 4rem);
}

.page-contact .contact-hero__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

.page-contact .contact-hero__title {
  margin: 0.65rem 0 0;
  font-size: clamp(1.85rem, 5.6vw, 3.05rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
  font-weight: 800;
}

.page-contact .contact-hero__lead {
  margin: 1rem 0 0;
  max-width: 48ch;
  color: var(--mist);
  font-size: clamp(0.94rem, 1.6vw, 1.04rem);
  line-height: 1.85;
}

.page-contact .contact-hero__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__media {
  margin: 0;
  border-radius: var(--pc-radius);
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
}

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

/* ---------- 联系渠道 ---------- */
.page-contact .contact-channels {
  padding-block: clamp(2rem, 5vw, 3.5rem);
}

.page-contact .channels__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: clamp(1.35rem, 3vw, 2.15rem);
}

.page-contact .channels__col {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .contact-card {
  position: relative;
  padding: var(--pc-pad);
  border-radius: var(--pc-radius);
  border: 1px solid var(--line);
  background: linear-gradient(158deg, var(--panel) 0%, var(--pitch) 100%);
  transition: border-color var(--speed) var(--ease), transform var(--speed) var(--ease);
}

.page-contact .contact-card::after {
  content: "";
  position: absolute;
  inset-inline-start: var(--pc-pad);
  inset-block-start: 0;
  width: clamp(48px, 12vw, 88px);
  height: 3px;
  border-radius: 0 0 var(--pill) var(--pill);
  background: var(--cyan);
}

.page-contact .contact-card--phone::after {
  background: var(--lime);
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-within {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-contact .contact-card .card__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-card .card__title {
  margin: 0.55rem 0 0;
  font-size: clamp(1.1rem, 2.6vw, 1.42rem);
  line-height: 1.35;
  font-weight: 700;
}

.page-contact .contact-card__value {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.6vw, 1.28rem);
  font-weight: 700;
  color: var(--cyan);
  word-break: break-all;
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 245, 200, 0.4);
  padding-bottom: 2px;
  transition: border-color var(--speed) var(--ease), color var(--speed) var(--ease);
}

.page-contact .contact-card--phone .contact-card__value {
  color: var(--lime);
  border-bottom-color: rgba(203, 242, 75, 0.4);
}

.page-contact .contact-card__value:hover,
.page-contact .contact-card__value:focus-visible {
  border-bottom-color: currentColor;
}

.page-contact .contact-card__desc {
  margin: 0.95rem 0 0;
  color: var(--mist);
  font-size: 0.94rem;
  line-height: 1.8;
}

.page-contact .contact-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-card .card__foot {
  margin-top: 1.15rem;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

@media (hover: hover) {
  .page-contact .contact-card__tags {
    opacity: 0.55;
    transition: opacity var(--speed) var(--ease);
  }

  .page-contact .contact-card:hover .contact-card__tags,
  .page-contact .contact-card:focus-within .contact-card__tags {
    opacity: 1;
  }
}

/* ---------- 侧栏：街区与标签 ---------- */
.page-contact .channels__side {
  display: grid;
  gap: var(--pc-gap);
  align-content: start;
}

.page-contact .blockmap {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--pc-radius);
  border: 1px solid var(--line);
  background: var(--navy);
}

.page-contact .side-tags {
  padding: var(--pc-pad);
  border-radius: var(--pc-radius);
  border: 1px solid var(--line);
  background: var(--pitch);
}

.page-contact .side-tags__title {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .side-tags__list {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .side-tags__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
}

.page-contact .side-tags__text {
  color: var(--cream);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ---------- 办公地址 ---------- */
.page-contact .contact-site {
  padding-block: clamp(2rem, 5vw, 3.5rem);
}

.page-contact .contact-site__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-contact .contact-site__media {
  margin: 0;
  border-radius: var(--pc-radius);
  border: 1px solid var(--line);
  background: var(--pitch);
  overflow: hidden;
}

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

.page-contact .contact-site__address {
  margin: 0.9rem 0 0;
  padding-inline-start: 1rem;
  border-inline-start: 3px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.3vw, 1.22rem);
  font-weight: 700;
  line-height: 1.65;
  color: var(--cream);
  word-break: break-word;
}

.page-contact .contact-site__note {
  margin: 1.1rem 0 0;
  color: var(--mist);
  font-size: 0.94rem;
  line-height: 1.85;
  max-width: 52ch;
}

.page-contact .contact-site__tips {
  display: grid;
  gap: 0.55rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-site__tips li {
  position: relative;
  padding-inline-start: 1.15rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .contact-site__tips li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
}

/* ---------- 合作流程 ---------- */
.page-contact .contact-coop {
  padding-block: clamp(2rem, 5vw, 3.5rem);
}

.page-contact .coop-steps {
  display: grid;
  gap: var(--pc-gap);
  margin: clamp(1.35rem, 3vw, 2.15rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-steps__item {
  padding: var(--pc-pad);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--pitch);
  transition: border-color var(--speed) var(--ease), background var(--speed) var(--ease);
}

.page-contact .coop-steps__item:hover {
  border-color: var(--cyan);
  background: var(--panel);
}

.page-contact .coop-steps__num {
  display: block;
  font-size: clamp(1.4rem, 3.2vw, 1.75rem);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-contact .coop-steps__title {
  margin: 0.7rem 0 0;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
}

.page-contact .coop-steps__item p {
  margin: 0.55rem 0 0;
  color: var(--mist);
  font-size: 0.89rem;
  line-height: 1.8;
}

/* ---------- 站点信息与备案 ---------- */
.page-contact .contact-records {
  margin-top: clamp(2.25rem, 5.5vw, 4rem);
  padding-block: clamp(2rem, 4.5vw, 3rem);
  background: var(--ink);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-records__list {
  display: grid;
  gap: 0;
  margin: clamp(1.25rem, 3vw, 1.9rem) 0 0;
  padding: 0;
}

.page-contact .contact-records__list > div {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 1.15rem;
  padding-block: 0.8rem;
  border-bottom: 1px dashed var(--line);
}

.page-contact .contact-records__list > div:first-child {
  border-top: 1px dashed var(--line);
}

.page-contact .contact-records__list dt {
  flex: 0 0 auto;
  min-width: 9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-contact .contact-records__list dd {
  flex: 1 1 12rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--cream);
  word-break: break-word;
}

/* ---------- 自查引导 ---------- */
.page-contact .selfcheck {
  padding-block: clamp(2.25rem, 5.5vw, 3.75rem);
}

.page-contact .selfcheck__grid {
  display: grid;
  gap: var(--pc-gap);
  margin-top: clamp(1.35rem, 3vw, 2.15rem);
}

.page-contact .selfcheck__card {
  display: grid;
  gap: 0.55rem;
  align-content: start;
  padding: var(--pc-pad);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--panel);
  color: inherit;
  text-decoration: none;
  transition: border-color var(--speed) var(--ease), transform var(--speed) var(--ease);
}

.page-contact .selfcheck__card:hover,
.page-contact .selfcheck__card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-contact .selfcheck__index {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-contact .selfcheck__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
}

.page-contact .selfcheck__card p {
  margin: 0;
  color: var(--mist);
  font-size: 0.88rem;
  line-height: 1.78;
}

.page-contact .selfcheck__go {
  margin-top: 0.35rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--cyan);
}

.page-contact .selfcheck__go::after {
  content: " →";
  font-family: var(--font-mono);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 640px) {
  .page-contact .coop-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.85fr);
    align-items: center;
  }

  .page-contact .channels__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.62fr);
    align-items: start;
  }

  .page-contact .channels__col .contact-card:nth-child(2) {
    margin-inline-start: clamp(1.25rem, 3.2vw, 2.85rem);
  }

  .page-contact .channels__side {
    position: sticky;
    top: 7.5rem;
  }

  .page-contact .contact-site__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
  }

  .page-contact .coop-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .page-contact .contact-site__note {
    max-width: 46ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-card,
  .page-contact .coop-steps__item,
  .page-contact .selfcheck__card,
  .page-contact .contact-card__tags {
    transition: none;
  }

  .page-contact .contact-card:hover,
  .page-contact .contact-card:focus-within,
  .page-contact .selfcheck__card:hover,
  .page-contact .selfcheck__card:focus-visible {
    transform: none;
  }
}
</main>