.page-contact {
  --pc-edge: 1px solid var(--hairline);
}

/* ── 面包屑 ───────────────────────────── */
.page-contact .yb-breadcrumb {
  padding: 20px 0 0;
}

/* ── 首屏 ─────────────────────────────── */
.page-contact .pc-hero {
  padding: 18px 0 46px;
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: 28px;
}

.page-contact .pc-hero__copy .yb-meta {
  margin: 20px 0 0;
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--digital-blue);
}

.page-contact .pc-hero__copy h1 {
  margin: 12px 0 0;
  font-family: var(--sans);
  font-weight: 900;
  font-size: clamp(30px, 7.2vw, 60px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--cold-white);
}

.page-contact .pc-hero__copy .yb-lede {
  margin: 18px 0 0;
  max-width: 40ch;
  color: var(--index-gray);
}

.page-contact .pc-hero__media {
  margin: 0;
}

.page-contact .pc-hero__figure {
  margin: 0;
  border: var(--pc-edge);
}

.page-contact .pc-hero__mediacap {
  margin: 10px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--index-gray);
}

/* ── 联系卡片 ─────────────────────────── */
.page-contact .pc-contacts {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-contact .pc-contact {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 18px 20px;
  background: var(--panel-slate);
  border: var(--pc-edge);
  border-top: 3px solid var(--digital-blue);
  box-shadow: var(--shadow-card);
}

.page-contact .pc-contact--phone {
  border-top-color: var(--warm-orange);
}

.page-contact .pc-contact--addr {
  border-top-color: var(--pulse-green);
}

.page-contact .pc-contact__kicker {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--index-gray);
}

.page-contact .pc-contact__value {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(15px, 3.6vw, 19px);
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--cold-white);
  overflow-wrap: anywhere;
}

.page-contact .pc-contact__value--addr {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 16px;
  line-height: 1.75;
  padding-left: 14px;
  border-left: 2px solid var(--hairline);
}

.page-contact .pc-contact__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--index-gray);
}

.page-contact .pc-contact__actions {
  margin-top: auto;
  padding-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ── 通用章节 ─────────────────────────── */
.page-contact .yb-section {
  padding: 46px 0;
  border-top: var(--pc-edge);
}

.page-contact .yb-section__excerpt {
  max-width: 46ch;
}

.page-contact a {
  color: var(--light-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 166, 255, 0.35);
}

.page-contact a:hover {
  border-bottom-color: var(--warm-orange);
  color: var(--warm-orange);
}

/* ── 02 咨询准备 ──────────────────────── */
.page-contact .pc-prepare__lead {
  margin: 22px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--cold-white);
}

.page-contact .pc-prepare__aside {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--index-gray);
  padding-left: 14px;
  border-left: 2px solid var(--warm-orange);
}

.page-contact .pc-checklist {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hairline);
  border: var(--pc-edge);
}

.page-contact .pc-checklist__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  background: var(--panel-slate);
}

.page-contact .pc-checklist__num {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--digital-blue);
  padding-top: 3px;
}

.page-contact .pc-checklist__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: var(--cold-white);
}

.page-contact .pc-checklist__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--index-gray);
}

/* ── 03 响应与范围 ────────────────────── */
.page-contact .pc-facts {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-contact .pc-facts li {
  padding-left: 16px;
  border-left: 2px solid var(--digital-blue);
}

.page-contact .pc-facts li:nth-child(2) {
  border-left-color: var(--warm-orange);
}

.page-contact .pc-facts li:nth-child(3) {
  border-left-color: var(--pulse-green);
}

.page-contact .pc-facts__big {
  display: block;
  font-family: var(--mono);
  font-size: clamp(22px, 4.4vw, 32px);
  line-height: 1.2;
  color: var(--cold-white);
}

.page-contact .pc-facts__label {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--index-gray);
}

.page-contact .pc-response__figure {
  margin: 22px 0 0;
  border: var(--pc-edge);
}

.page-contact .pc-response__cap {
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--index-gray);
}

.page-contact .pc-response__text {
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--cold-white);
}

/* ── 04 类型分流 ──────────────────────── */
.page-contact .pc-routing {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.page-contact .pc-route {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
  background: var(--panel-slate);
  border: var(--pc-edge);
  border-top: 3px solid var(--digital-blue);
  box-shadow: var(--shadow-card);
}

.page-contact .pc-route:nth-child(2) {
  border-top-color: var(--warm-orange);
}

.page-contact .pc-route:nth-child(3) {
  border-top-color: var(--pulse-green);
}

.page-contact .pc-route .yb-tag {
  align-self: flex-start;
}

.page-contact .pc-route__title {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  color: var(--cold-white);
}

.page-contact .pc-route__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--index-gray);
}

.page-contact .pc-route__list {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--cold-white);
}

.page-contact .pc-route__list li::marker {
  color: var(--digital-blue);
}

.page-contact .pc-route__channel {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--hairline);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--light-blue);
}

/* ── 05 合作互认 ──────────────────────── */
.page-contact .pc-partner {
  margin-top: 24px;
}

.page-contact .pc-partner__lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--cold-white);
}

.page-contact .pc-partner__list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .pc-partner__list li {
  padding-left: 14px;
  border-left: 2px solid var(--hairline);
  font-size: 15px;
  line-height: 1.85;
  color: var(--index-gray);
}

.page-contact .pc-partner__list strong {
  color: var(--cold-white);
  font-weight: 700;
}

.page-contact .pc-partner__box {
  margin-top: 24px;
  padding: 20px;
  background: linear-gradient(180deg, rgba(255, 107, 53, 0.09), rgba(18, 22, 28, 0) 72%), var(--panel-slate);
  border: var(--pc-edge);
  border-left: 3px solid var(--warm-orange);
}

.page-contact .pc-partner__boxTitle {
  margin: 10px 0 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--cold-white);
}

.page-contact .pc-partner__steps {
  margin: 14px 0 0;
  padding-left: 20px;
  font-family: var(--mono);
  font-size: 14px;
  line-height: 2;
  color: var(--cold-white);
}

.page-contact .pc-partner__steps li::marker {
  color: var(--pulse-green);
}

.page-contact .pc-partner__note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--index-gray);
}

.page-contact .pc-partner__box .yb-btn {
  margin-top: 16px;
}

/* ── 06 备案信息 ──────────────────────── */
.page-contact .pc-filing {
  margin-top: 22px;
  padding: 18px 20px 20px;
  border: var(--pc-edge);
  background: linear-gradient(180deg, rgba(30, 90, 255, 0.08), rgba(10, 12, 16, 0) 78%);
}

.page-contact .pc-filing__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 20px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--hairline);
}

.page-contact .pc-filing__k {
  min-width: 72px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--index-gray);
}

.page-contact .pc-filing__v {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--cold-white);
}

.page-contact .pc-filing__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.85;
  color: var(--index-gray);
  max-width: 62ch;
}

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

  .page-contact .pc-contact--addr {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-contact .pc-hero {
    padding-bottom: 56px;
  }

  .page-contact .yb-section {
    padding: 56px 0;
  }

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

  .page-contact .pc-partner__box {
    margin-top: 0;
    height: 100%;
  }
}

@media (min-width: 1024px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: 46px;
    align-items: start;
  }

  .page-contact .pc-hero__media {
    order: -1;
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

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

  .page-contact .pc-contact--addr {
    grid-column: auto;
  }
}

@media (min-width: 1280px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
  }

  .page-contact .pc-prepare__lead {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-hero__media {
    position: static;
  }
}