.page-contact {
  --pc-radius: 16px;
  --pc-gap: clamp(20px, 3.2vw, 36px);
  color: var(--graphite);
}

/* ---------- 面包屑 ---------- */
.page-contact .contact-crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 18px;
  font-size: 13px;
  color: var(--silver-500);
}
.page-contact .contact-crumbs a {
  color: var(--silver-500);
  text-decoration: none;
  transition: color .18s ease;
}
.page-contact .contact-crumbs a:hover { color: var(--cyan-deep); }
.page-contact .contact-crumbs [aria-current="page"] {
  color: var(--ink-800);
  font-weight: 600;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero__grid {
  display: grid;
  gap: var(--pc-gap);
}
.page-contact .contact-hero__lead .h-display {
  margin: 12px 0 0;
  line-height: 1.16;
  max-width: 20ch;
}
.page-contact .contact-hero__intro {
  margin: 20px 0 0;
  max-width: 54ch;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--ink-700);
}
.page-contact .contact-hero__jump {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-contact .contact-hero__jump a {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid var(--line-light);
  border-radius: 999px;
  background: #fff;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-800);
  text-decoration: none;
  transition: border-color .18s ease, color .18s ease, background-color .18s ease;
}
.page-contact .contact-hero__jump a:hover {
  border-color: var(--cyan);
  color: var(--cyan-deep);
  background: rgba(47, 216, 198, .09);
}

.page-contact .contact-hero__panel {
  position: relative;
  overflow: hidden;
  padding: 28px clamp(20px, 2.4vw, 28px) 30px;
  border-radius: var(--pc-radius);
  background:
    radial-gradient(120% 95% at 100% 0%, rgba(47, 216, 198, .22), transparent 62%),
    var(--ink-900);
  color: var(--silver-300);
  box-shadow: var(--shadow-card);
}
.page-contact .contact-hero__panel::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--neon);
}
.page-contact .contact-hero__panel-label {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan);
}
.page-contact .contact-hero__panel-time {
  margin: 14px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(21px, 2.8vw, 27px);
  letter-spacing: .02em;
  color: #fff;
}
.page-contact .contact-hero__panel-text {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--silver-300);
}
.page-contact .contact-hero__panel-list {
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}
.page-contact .contact-hero__panel-list > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-dark);
}
.page-contact .contact-hero__panel-list dt {
  font-size: 13.5px;
  color: var(--silver-500);
}
.page-contact .contact-hero__panel-list dd {
  margin: 0;
  font-size: 14px;
  color: var(--amber);
  white-space: nowrap;
}

/* ---------- 题图 ---------- */
.page-contact .contact-banner {
  margin: clamp(28px, 4vw, 46px 0) 0;
  margin: clamp(28px, 4vw, 46px) 0 0;
}
.page-contact .contact-banner .media__frame {
  overflow: hidden;
  border: 1px solid var(--line-light);
  border-radius: var(--pc-radius);
  background: var(--ink-800);
  aspect-ratio: 1200 / 420;
}
.page-contact .contact-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 区块头 ---------- */
.page-contact .contact-head {
  margin-bottom: clamp(22px, 3vw, 32px);
}
.page-contact .contact-head__lead {
  margin: 14px 0 0;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-700);
}

/* ---------- 联系渠道 ---------- */
.page-contact .contact-channels__grid {
  display: grid;
  gap: 18px;
}
.page-contact .contact-channel {
  position: relative;
  overflow: hidden;
  padding: 26px clamp(18px, 2.2vw, 26px) 26px;
  border: 1px solid var(--line-light);
  border-radius: var(--pc-radius);
  background: #fff;
  box-shadow: var(--shadow-card);
}
.page-contact .contact-channel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: var(--cyan);
}
.page-contact .contact-channel--phone::before { background: var(--amber); }

.page-contact .contact-channel__label {
  display: block;
  margin: 0;
  color: var(--silver-500);
}
.page-contact .contact-channel__value {
  margin: 14px 0 0;
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--ink-900);
  word-break: break-all;
  overflow-wrap: anywhere;
}
.page-contact .contact-channel--phone .contact-channel__value { letter-spacing: .06em; }
.page-contact .contact-channel__desc {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-700);
}
.page-contact .contact-channel__tags {
  margin: 18px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 资料勘误 ---------- */
.page-contact .contact-fix__layout {
  display: grid;
  gap: 22px;
}
.page-contact .contact-material-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: mat;
  display: grid;
  gap: 14px;
}
.page-contact .contact-material-list li {
  position: relative;
  padding: 16px 18px 16px 54px;
  border-left: 3px solid var(--cyan);
  border-radius: 0 12px 12px 0;
  background: rgba(47, 216, 198, .07);
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-800);
}
.page-contact .contact-material-list li::before {
  counter-increment: mat;
  content: counter(mat, decimal-leading-zero);
  position: absolute;
  left: 17px;
  top: 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan-deep);
}
.page-contact .contact-material-list strong {
  color: var(--ink-900);
  font-weight: 700;
}

.page-contact .contact-fix__aside {
  padding: 24px 22px 26px;
  border: 1px solid var(--line-light);
  border-radius: var(--pc-radius);
  background: var(--archive);
}
.page-contact .contact-fix__aside .label { color: #6E6455; }
.page-contact .contact-fix__num {
  margin: 12px 0 0;
  font-size: clamp(44px, 7vw, 60px);
  font-weight: 700;
  line-height: 1;
  color: var(--ink-900);
}
.page-contact .contact-fix__unit {
  margin: 8px 0 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-800);
}
.page-contact .contact-fix__note {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: #4A4436;
}

/* ---------- 适配咨询 ---------- */
.page-contact .contact-fit__grid {
  display: grid;
  gap: 24px;
}
.page-contact .contact-fit__prep .h-sub { margin: 0; color: var(--ink-900); }
.page-contact .contact-tick {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
}
.page-contact .contact-tick li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.76;
  color: var(--ink-700);
}
.page-contact .contact-tick li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 9px;
  width: 11px;
  height: 6px;
  border-left: 2px solid var(--green-deep);
  border-bottom: 2px solid var(--green-deep);
  transform: rotate(-45deg);
}
.page-contact .contact-fit__table .table-wrap {
  border: 1px solid var(--line-light);
  border-radius: 12px;
  overflow: hidden;
}
.page-contact .contact-fit__table .data-table { margin: 0; }
.page-contact .contact-fit__hint {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--ink-700);
}

/* ---------- 信函与寄送 ---------- */
.page-contact .contact-mail__layout {
  display: grid;
  gap: 26px;
}
.page-contact .contact-mail__media { margin: 0; }
.page-contact .contact-mail__media .media__frame {
  overflow: hidden;
  border: 1px solid var(--line-light);
  border-radius: var(--pc-radius);
  background: var(--archive);
  aspect-ratio: 720 / 480;
}
.page-contact .contact-mail__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-contact .contact-mail__body .h-section { margin: 12px 0 0; }
.page-contact .contact-mail__addr {
  margin: 18px 0 0;
  padding: 15px 18px;
  border: 1px dashed var(--silver-500);
  border-radius: 12px;
  background: #fff;
  font-size: 16px;
  line-height: 1.72;
  letter-spacing: .02em;
  color: var(--ink-900);
}

/* ---------- 响应流程 ---------- */
.page-contact .contact-steps {
  list-style: none;
  position: relative;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-contact .contact-steps__item {
  position: relative;
  padding: 22px 20px 24px;
  border: 1px solid var(--line-dark);
  border-radius: 14px;
  background: rgba(200, 212, 223, .055);
}
.page-contact .contact-steps__no {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--cyan);
}
.page-contact .contact-steps__item .h-sub {
  margin: 10px 0 0;
  color: #fff;
}
.page-contact .contact-steps__item p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--silver-300);
}

/* ---------- 备案 ---------- */
.page-contact .contact-filing__grid {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line-light);
  border-radius: 12px;
  background: var(--line-light);
}
.page-contact .contact-filing__cell {
  padding: 18px 20px 20px;
  background: #fff;
}
.page-contact .contact-filing__cell .label {
  display: block;
  margin: 0;
  color: var(--silver-500);
}
.page-contact .contact-filing__val {
  margin: 10px 0 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-900);
  word-break: break-word;
}
.page-contact .contact-filing__more {
  margin: 18px 0 0;
  padding: 0 18px;
  border: 1px solid var(--line-light);
  border-radius: 12px;
  background: var(--paper);
}
.page-contact .contact-filing__more summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
  cursor: pointer;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink-800);
  list-style: none;
}
.page-contact .contact-filing__more summary::-webkit-details-marker { display: none; }
.page-contact .contact-filing__more summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--cyan-deep);
}
.page-contact .contact-filing__more[open] summary::after { content: "–"; }
.page-contact .contact-filing__more p {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--ink-700);
}

/* ---------- 底部备案带 ---------- */
.page-contact .contact-legalband {
  position: relative;
  margin-top: clamp(36px, 5vw, 64px);
  padding: 28px 0 32px;
  background: var(--ink-900);
  color: var(--silver-300);
}
.page-contact .contact-legalband::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--neon);
}
.page-contact .contact-legalband__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 26px;
  font-size: 13.5px;
  line-height: 1.72;
}
.page-contact .contact-legalband__inner .mono {
  font-size: 13px;
  letter-spacing: .05em;
  white-space: nowrap;
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-channels__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }
}

@media (min-width: 760px) {
  .page-contact .contact-filing__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 880px) {
  .page-contact .contact-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
    padding-top: 18px;
  }
  .page-contact .contact-steps::before {
    content: "";
    position: absolute;
    left: 2%;
    right: 2%;
    top: 34px;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan), rgba(47, 216, 198, .06));
    opacity: .5;
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }
  .page-contact .contact-fix__layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: 34px;
  }
  .page-contact .contact-fit__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: 34px;
  }
  .page-contact .contact-mail__layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: 38px;
  }
}

@media (min-width: 1000px) {
  .page-contact .contact-filing__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .contact-hero__jump a,
  .page-contact .contact-crumbs a {
    transition: none;
  }
}
</main>