.page-contact {
  --board-max: 920px;
  --gold-line: rgba(212, 175, 55, 0.36);
  --hero-min-h: 380px;
}

/* ===== 页头横幅：框景 + 数据流线 ===== */
.page-contact__hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: var(--hero-min-h);
  overflow: hidden;
  background: var(--c-bg);
}

.page-contact__hero-img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-contact__hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(10, 11, 13, 0.82) 0%, rgba(10, 11, 13, 0.48) 55%, rgba(10, 11, 13, 0.94) 100%);
}

.page-contact__hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-top: calc(var(--header-h) + 48px);
  padding-bottom: 44px;
}

.page-contact__hero .breadcrumbs {
  margin-bottom: 26px;
  font-family: var(--font-body);
  font-size: 13px;
}

.page-contact__hero .breadcrumbs a {
  color: var(--c-gray);
  text-decoration: none;
  transition: color 0.3s var(--ease-out);
}

.page-contact__hero .breadcrumbs a:hover {
  color: var(--c-gold);
}

.page-contact__hero .breadcrumbs .breadcrumbs__current {
  color: var(--c-gold-light);
}

.page-contact__hero-kicker {
  margin: 0 0 12px;
  color: var(--c-gold);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.page-contact__hero h1 {
  margin: 0;
  color: var(--c-ivory);
  font-family: var(--font-head);
  font-size: clamp(30px, 5vw, 54px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.page-contact__hero-lead {
  margin: 16px 0 0;
  max-width: 640px;
  color: var(--c-gray);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
}

.page-contact__hero-rule {
  width: 100%;
  max-width: 420px;
  height: 4px;
  margin-top: 28px;
  background: linear-gradient(90deg, var(--c-gold) 0 58%, var(--c-red) 58% 79%, var(--c-yellow) 79% 100%);
}

/* ===== 联系方式一栏 ===== */
.page-contact__channels {
  padding-top: 64px;
  padding-bottom: 68px;
}

.page-contact__channels .section-lead {
  max-width: 620px;
}

.page-contact__board {
  max-width: var(--board-max);
  margin: 44px auto 0;
  background: var(--c-carbon);
  border: 1px solid var(--c-gold);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%);
}

.page-contact__board-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 22px;
  border-bottom: 1px solid var(--gold-line);
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.13), transparent 72%);
}

.page-contact__board-tag {
  color: var(--c-gold-light);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-contact__board-live {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-gray);
  font-family: var(--font-body);
  font-size: 12px;
}

.page-contact__board-pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-yellow);
  box-shadow: 0 0 10px var(--c-yellow);
}

.page-contact__board-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.page-contact__board-item {
  display: block;
  padding: 20px 22px;
  border: 1px solid transparent;
  text-decoration: none;
  transition: transform 0.3s var(--ease-out), border-color 0.3s var(--ease-out), background 0.3s var(--ease-out);
}

.page-contact__board-item:hover {
  transform: translateY(-2px);
  border-color: var(--c-gold);
  background: rgba(212, 175, 55, 0.06);
}

.page-contact__board-label {
  display: block;
  margin-bottom: 8px;
  color: var(--c-gray);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-contact__board-value {
  display: block;
  color: var(--c-ivory);
  font-family: var(--font-num);
  font-size: clamp(16px, 2.4vw, 22px);
  font-weight: 700;
  line-height: 1.4;
  word-break: break-all;
}

.page-contact__board-note {
  display: block;
  margin-top: 10px;
  color: var(--c-gray);
  font-family: var(--font-body);
  font-size: 12px;
  line-height: 1.6;
}

.page-contact__board-item--address {
  cursor: default;
}

/* ===== 工作时间与回复时效 ===== */
.page-contact__hours {
  padding-top: 64px;
  padding-bottom: 64px;
}

.page-contact__hours-grid {
  align-items: center;
}

.page-contact__hours-list {
  margin-top: 28px;
  border-top: 1px solid var(--gold-line);
}

.page-contact__hours-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(138, 141, 143, 0.16);
}

.page-contact__hours-row .stat-number {
  color: var(--c-ivory);
  font-family: var(--font-num);
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
}

.page-contact__hours-note {
  margin-top: 22px;
  color: var(--c-gray);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.75;
}

.page-contact__hours-figure {
  margin-top: 32px;
}

.page-contact__hours-img {
  display: block;
  width: 100%;
  max-width: 400px;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--gold-line);
  margin: 0 auto;
}

/* ===== 渠道用途说明 ===== */
.page-contact__usage {
  padding-top: 64px;
  padding-bottom: 68px;
}

.page-contact__usage-lead {
  color: var(--c-gray);
}

.page-contact__usage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-top: 40px;
}

.page-contact__usage-card {
  position: relative;
  padding: 28px 26px 26px;
  background: var(--c-carbon);
  border: 1px solid var(--c-gold);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.page-contact__usage-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 34px rgba(10, 11, 13, 0.2);
}

.page-contact__usage-index {
  position: absolute;
  top: 16px;
  right: 20px;
  color: rgba(212, 175, 55, 0.34);
  font-family: var(--font-num);
  font-size: 46px;
  font-weight: 700;
  line-height: 1;
}

.page-contact__usage-card h3 {
  margin: 0 0 12px;
  color: var(--c-ivory);
  font-family: var(--font-head);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
}

.page-contact__usage-card p {
  margin: 0;
  color: var(--c-gray);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.8;
}

.page-contact__usage-card .btn {
  margin-top: 22px;
}

/* ===== 联系前自助查询 ===== */
.page-contact__precheck {
  padding-top: 64px;
  padding-bottom: 56px;
}

.page-contact__precheck-row {
  display: flex;
  flex-direction: column;
  gap: 26px;
  align-items: flex-start;
}

.page-contact__precheck .section-lead {
  max-width: 560px;
}

.page-contact__precheck-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-contact__trust {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--gold-line);
  color: var(--c-gold);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-align: center;
}

/* ===== 桌面端断点 ===== */
@media (min-width: 900px) {
  .page-contact__hero {
    min-height: 440px;
  }

  .page-contact__hero-content {
    padding-top: calc(var(--header-h) + 80px);
    padding-bottom: 64px;
  }

  .page-contact__board-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact__board-item {
    padding: 24px 26px;
  }

  .page-contact__board-item:nth-child(odd) {
    border-right: 1px solid rgba(212, 175, 55, 0.18);
  }

  .page-contact__board-grid .page-contact__board-item:nth-child(-n + 2) {
    border-bottom: 1px solid rgba(212, 175, 55, 0.18);
  }

  .page-contact__hours {
    padding-top: 80px;
    padding-bottom: 80px;
  }

  .page-contact__hours-figure {
    margin-top: 0;
    justify-self: center;
  }

  .page-contact__hours-img {
    max-width: 360px;
  }

  .page-contact__usage-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact__precheck-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}