/* 联系入口 /reach-us/ 页面专属样式 */
.page-contact .contact-hero {
  position: relative;
  background: var(--color-bg);
  border: 2px solid var(--color-line-deep);
  box-shadow: var(--shadow-panel);
  padding: 2.25rem 1.5rem 2rem;
  margin-bottom: 2.5rem;
  overflow: hidden;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid var(--color-line);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 48px;
  height: 48px;
  background: var(--color-accent);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  pointer-events: none;
  z-index: 0;
}

.page-contact .contact-hero-frame {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.page-contact .contact-hero-index {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 0.3rem 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.page-contact .contact-hero-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
}

.page-contact .contact-hero-status .status-dot {
  width: 8px;
  height: 8px;
}

.page-contact .contact-hero-content h1 {
  font-size: clamp(2.25rem, 6vw, 3.5rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
  transform: skewX(-3deg);
  transform-origin: left center;
}

.page-contact .contact-hero-content h1 br {
  display: inline;
}

.page-contact .contact-hero-lede {
  margin: 0 0 1.75rem;
  max-width: 620px;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

.page-contact .contact-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.page-contact .contact-hero-info {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2.25rem;
}

.page-contact .contact-hero-info-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.page-contact .contact-hero-info-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.page-contact .contact-hero-info-item strong {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.page-contact .contact-channels {
  margin-bottom: 1.75rem;
}

.page-contact .contact-channels-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.75rem;
  margin-bottom: 1.75rem;
}

.page-contact .contact-card {
  background: var(--color-surface);
  border: 2px solid var(--color-line);
  box-shadow: var(--shadow-panel);
  min-width: 0;
}

.page-contact .contact-card-mail {
  border-top: 4px solid var(--color-link);
}

.page-contact .contact-card-phone {
  border-top: 4px solid var(--color-green);
}

.page-contact .contact-card-address {
  border-top: 4px solid var(--color-warning);
}

.page-contact .contact-card-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.4rem 1.5rem 1.2rem;
  border-bottom: 1px solid var(--color-line);
}

.page-contact .contact-card-index {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.75rem;
  height: 2.75rem;
  padding: 0 0.6rem;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 800;
}

.page-contact .contact-card-heading {
  min-width: 0;
}

.page-contact .contact-card-heading h2 {
  font-size: 1.375rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 0.15rem;
  color: var(--color-text);
}

.page-contact .contact-card-sub {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.page-contact .contact-card-body {
  padding: 1.5rem;
  min-width: 0;
}

.page-contact .contact-mail-block {
  padding: 0.5rem 0;
}

.page-contact .contact-mail-block:first-child {
  padding-top: 0;
}

.page-contact .contact-mail-block:last-child {
  padding-bottom: 0;
}

.page-contact .contact-mail-purpose {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-link);
}

.page-contact .contact-mail-address {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 2px solid var(--color-link);
  word-break: break-all;
  transition: color var(--ease-out), border-color var(--ease-out);
}

.page-contact .contact-mail-address:hover {
  color: var(--color-link);
  border-bottom-color: var(--color-text);
}

.page-contact .contact-mail-note {
  margin: 0.4rem 0 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

.page-contact .contact-mail-divider {
  height: 1px;
  background: var(--color-line);
  margin: 1rem 0;
  border: 0;
}

.page-contact .contact-phone-number {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(1.375rem, 5vw, 2rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--ease-out);
}

.page-contact .contact-phone-number:hover {
  color: var(--color-link);
}

.page-contact .contact-phone-schedule {
  margin: 0.6rem 0 0.5rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.page-contact .contact-phone-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  border: 1px solid var(--color-line-deep);
  background: var(--color-bg);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.page-contact .contact-phone-status .status-dot {
  width: 8px;
  height: 8px;
}

.page-contact .contact-time-figure {
  margin: 1.25rem 0 0;
}

.page-contact .contact-time-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--color-line);
}

.page-contact .contact-time-figure figcaption {
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
}

.page-contact .contact-address-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-contact .contact-address-info {
  padding: 1.5rem;
  min-width: 0;
}

.page-contact .contact-address-line {
  display: block;
  font-style: normal;
  font-size: clamp(1.125rem, 3vw, 1.5rem);
  font-weight: 700;
  line-height: 1.5;
  margin: 0 0 0.75rem;
  color: var(--color-text);
}

.page-contact .contact-address-desc {
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  margin: 0 0 1rem;
}

.page-contact .contact-address-note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.page-contact .contact-address-figure {
  margin: 0;
  border-top: 1px solid var(--color-line);
}

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

.page-contact .contact-address-figure figcaption {
  padding: 0.65rem 1rem;
  background: var(--color-bg);
  border-top: 1px solid var(--color-line);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
}

.page-contact .contact-support {
  position: relative;
  border: 2px solid var(--color-line);
  background: var(--color-bg);
  box-shadow: var(--shadow-panel);
  margin-bottom: 1.75rem;
}

.page-contact .contact-support::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 120px;
  height: 4px;
  background: var(--color-accent);
}

.page-contact .contact-support-inner {
  padding: 1.75rem 1.5rem;
}

.page-contact .contact-support-head {
  margin-bottom: 1.5rem;
}

.page-contact .contact-support-head .contact-card-index {
  margin-bottom: 0.75rem;
}

.page-contact .contact-support-head h2 {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text);
}

.page-contact .contact-support-head p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  max-width: 520px;
}

.page-contact .contact-support-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
}

.page-contact .contact-support-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
}

.page-contact .contact-support-item:nth-child(even) {
  margin-left: 1rem;
}

.page-contact .contact-support-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
}

.page-contact .contact-support-text {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text);
}

.page-contact .contact-support-action {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.65rem;
}

.page-contact .contact-support-note {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.page-contact .contact-context {
  display: flex;
  justify-content: flex-end;
  padding: 0 0.25rem 1.5rem;
}

.page-contact .contact-context p {
  margin: 0;
  max-width: 560px;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

.page-contact .contact-context a {
  color: var(--color-link);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(77, 168, 218, 0.4);
}

.page-contact .contact-context a:hover {
  color: var(--color-text);
  text-decoration-color: var(--color-text);
}

@media (min-width: 860px) {
  .page-contact .contact-hero {
    padding: 3rem 2.5rem 2.75rem;
    margin-bottom: 3rem;
  }

  .page-contact .contact-hero-frame {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    column-gap: 2.5rem;
  }

  .page-contact .contact-hero-topline {
    grid-column: 1 / -1;
    margin-bottom: 1rem;
  }

  .page-contact .contact-hero-content {
    grid-column: 1;
    grid-row: 2;
  }

  .page-contact .contact-hero-info {
    grid-column: 2;
    grid-row: 2;
    align-self: end;
    flex-direction: column;
    gap: 0.85rem;
    border-left: 2px solid var(--color-line);
    padding-left: 1.5rem;
    margin-bottom: 0.25rem;
  }

  .page-contact .contact-channels-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 1.75rem;
    margin-bottom: 1.75rem;
  }

  .page-contact .contact-card-head {
    padding: 1.5rem 1.75rem 1.25rem;
  }

  .page-contact .contact-card-body {
    padding: 1.75rem;
  }

  .page-contact .contact-address-wrap {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  }

  .page-contact .contact-address-info {
    padding: 2.25rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .page-contact .contact-address-figure {
    border-top: none;
    border-left: 1px solid var(--color-line);
  }

  .page-contact .contact-address-figure figcaption {
    padding: 0.7rem 1.25rem;
  }

  .page-contact .contact-support-inner {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.45fr) minmax(0, 0.65fr);
    gap: 2rem;
    align-items: center;
    padding: 2.25rem 2.5rem;
  }

  .page-contact .contact-support-head {
    margin-bottom: 0;
  }

  .page-contact .contact-support-list {
    margin-bottom: 0;
  }

  .page-contact .contact-support-action {
    justify-content: center;
  }
}