/* ===== 联系通道页专属样式 ===== */
.page-contact {
  --contact-accent: #FF6B35;
  --contact-gold: #F7B32B;
  --contact-info: #2EC4B6;
  background-color: var(--color-primary);
  color: var(--color-text);
  overflow-x: hidden;
}

/* 首屏框景区 */
.page-contact .contact-hero {
  padding: calc(var(--header-h) + 3rem) 0 3rem;
  position: relative;
}

.page-contact .contact-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 1.5rem;
}

.page-contact .contact-hero-copy {
  position: relative;
  z-index: 2;
}

.page-contact .breadcrumb ul {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  color: var(--color-muted);
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  margin: 0 0.5rem;
  color: var(--color-gold);
}

.page-contact .breadcrumb a {
  color: var(--color-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--color-accent);
}

.page-contact .meta-label {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-info);
  margin-bottom: 0.5rem;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.125rem, 6vw, 3.25rem);
  font-weight: 800;
  line-height: 1.12;
  margin: 0.25rem 0 1rem;
  letter-spacing: 0.02em;
}

.page-contact .contact-hero-lead {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.85;
  color: var(--color-muted);
  max-width: 34em;
  margin-bottom: 2rem;
}

.page-contact .contact-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
}

.page-contact .contact-hero-actions .btn {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-hero-actions .btn-primary {
  background: var(--color-accent);
  color: var(--color-black);
  border: 2px solid var(--color-accent);
}

.page-contact .contact-hero-actions .btn-primary:hover,
.page-contact .contact-hero-actions .btn-primary:focus-visible {
  background: transparent;
  color: var(--color-accent);
}

.page-contact .contact-hero-actions .btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.page-contact .contact-hero-actions .btn-ghost:hover,
.page-contact .contact-hero-actions .btn-ghost:focus-visible {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.page-contact .contact-hero-visual {
  position: relative;
  min-height: 260px;
}

.page-contact .contact-hero-map {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  filter: grayscale(0.35) contrast(1.1);
}

.page-contact .contact-signal {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 2;
  pointer-events: none;
}

.page-contact .contact-signal-svg {
  width: 170px;
  height: 170px;
}

.page-contact .contact-signal-ring {
  transform-origin: center;
  animation: pageContactPulse 4s ease-out infinite;
}

.page-contact .contact-signal-ring:nth-of-type(3) {
  animation-delay: 0.4s;
}

.page-contact .contact-signal-ring:nth-of-type(4) {
  animation-delay: 0.9s;
}

.page-contact .contact-signal-ring:nth-of-type(5) {
  animation-delay: 1.4s;
}

@keyframes pageContactPulse {
  0% {
    transform: scale(0.92);
    opacity: 0.65;
  }
  70% {
    transform: scale(1.3);
    opacity: 0;
  }
  100% {
    transform: scale(1.3);
    opacity: 0;
  }
}

/* 联系方式区块 */
.page-contact .contact-channels {
  background: var(--color-black);
  padding: 4.5rem 0;
}

.page-contact .section-heading-row {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.page-contact .section-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-gold);
  border: 1px solid rgba(247, 179, 43, 0.4);
  border-radius: 999px;
  padding: 0.25rem 0.625rem;
  letter-spacing: 0.08em;
  margin-top: 0.4rem;
}

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

.page-contact .contact-channels h2,
.page-contact .contact-response h2,
.page-contact .contact-cooperation h2,
.page-contact .contact-location h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3.6vw, 2rem);
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 0.5rem;
}

.page-contact .section-heading-row .lead {
  max-width: 34em;
}

.page-contact .lead {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-muted);
}

.page-contact .contact-channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.page-contact .contact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-left-color 0.25s ease;
}

.page-contact .contact-card:hover,
.page-contact .contact-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-left-color: var(--color-gold);
}

.page-contact .contact-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.page-contact .contact-card-icon {
  color: var(--color-muted);
  transition: color 0.25s ease;
}

.page-contact .contact-card:hover .contact-card-icon {
  color: var(--color-gold);
}

.page-contact .contact-card h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}

.page-contact .contact-card p {
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-muted);
  margin: 0 0 1rem;
}

.page-contact .contact-card-link {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
  word-break: break-all;
  border-top: 1px dashed var(--color-border);
  padding-top: 0.875rem;
  transition: color 0.2s ease;
}

.page-contact .contact-card address {
  font-style: normal;
}

.page-contact .contact-card-link:hover,
.page-contact .contact-card-link:focus-visible {
  color: var(--color-gold);
}

/* 工作时间与响应 */
.page-contact .contact-response {
  background: var(--color-primary);
  padding: 4.5rem 0;
}

.page-contact .contact-response-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.page-contact .contact-response-copy .section-index {
  margin-bottom: 0.75rem;
}

.page-contact .contact-response-copy h2 {
  margin-top: 0.25rem;
}

.page-contact .contact-response-copy .lead {
  margin-top: 0.75rem;
  max-width: 34em;
}

.page-contact .contact-response-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}

.page-contact .contact-response-list li {
  position: relative;
  padding-left: 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-muted);
  margin-bottom: 0.75rem;
}

.page-contact .contact-response-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--color-info);
  border-radius: 50%;
}

.page-contact .contact-response-board {
  position: relative;
  background: var(--color-black);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 1.25rem;
  align-items: center;
}

.page-contact .contact-online-img {
  width: 96px;
  height: 96px;
  object-fit: contain;
}

.page-contact .contact-response-stat {
  display: grid;
  gap: 0.5rem;
}

.page-contact .contact-stat-item {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.5rem;
}

.page-contact .contact-stat-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-contact .contact-response-stat .stat-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.625rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1.1;
}

.page-contact .contact-response-stat .stat-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-muted);
  letter-spacing: 0.06em;
  margin-top: 0.2rem;
}

/* 商务合作 */
.page-contact .contact-cooperation {
  background: var(--color-black);
  padding: 4.5rem 0;
}

.page-contact .contact-research {
  border-left: 4px solid var(--color-gold);
}

.page-contact .contact-research .section-index {
  margin-bottom: 0.75rem;
}

.page-contact .contact-research h2 {
  margin-top: 0.25rem;
}

.page-contact .contact-research .lead {
  margin-top: 0.75rem;
  max-width: 40em;
}

.page-contact .contact-research .term-list {
  margin: 1.5rem 0;
}

.page-contact .contact-research .term-list dt {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.06em;
  margin-top: 0.75rem;
}

.page-contact .contact-research .term-list dt:first-of-type {
  margin-top: 0;
}

.page-contact .contact-research .term-list dd {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text);
  margin: 0.15rem 0 0;
}

.page-contact .contact-research blockquote {
  border-left: 3px solid var(--color-info);
  margin: 1.5rem 0;
  padding: 0.875rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--color-muted);
  background: rgba(46, 196, 182, 0.06);
}

.page-contact .contact-research-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.page-contact .contact-research-links a {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-research-links a:hover,
.page-contact .contact-research-links a:focus-visible {
  border-bottom-color: var(--color-gold);
  color: var(--color-gold);
}

/* 地图与位置 */
.page-contact .contact-location {
  background: var(--color-primary);
  padding: 4.5rem 0;
}

.page-contact .contact-location-heading {
  max-width: 46em;
}

.page-contact .contact-location-heading .section-index {
  margin-bottom: 0.75rem;
}

.page-contact .contact-location-heading h2 {
  margin-top: 0.25rem;
}

.page-contact .contact-location-heading .lead {
  margin-top: 0.75rem;
}

.page-contact .contact-map {
  margin-top: 2.5rem;
}

.page-contact .contact-map-svg {
  width: 100%;
  height: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  display: block;
}

.page-contact .contact-map-address {
  display: inline-block;
  font-family: var(--font-heading);
  font-style: normal;
  font-weight: 800;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-black);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-gold);
  padding: 0.75rem 1rem;
  margin: 1rem 0 0;
}

.page-contact .contact-map-side p {
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-muted);
  margin: 0.75rem 0 0;
}

.page-contact .contact-map-back {
  display: inline-block;
  width: fit-content;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: 2px solid rgba(255, 107, 53, 0.4);
  margin-top: 1rem;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-map-back:hover,
.page-contact .contact-map-back:focus-visible {
  border-bottom-color: var(--color-gold);
  color: var(--color-gold);
}

/* 响应式增强 */
@media (min-width: 640px) {
  .page-contact .contact-response-board {
    grid-template-columns: 120px 1fr;
  }

  .page-contact .contact-online-img {
    width: 120px;
    height: 120px;
  }

  .page-contact .contact-signal-svg {
    width: 200px;
    height: 200px;
  }
}

@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: calc(var(--header-h) + 5rem) 0 5rem;
  }

  .page-contact .contact-hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    padding: 2rem;
  }

  .page-contact .contact-hero-visual {
    min-height: 320px;
    transform: translateY(1.25rem);
  }

  .page-contact .contact-channels,
  .page-contact .contact-response,
  .page-contact .contact-cooperation,
  .page-contact .contact-location {
    padding: 5.5rem 0;
  }

  .page-contact .contact-channel-grid {
    grid-template-columns: repeat(2, 1fr);
    align-items: flex-start;
  }

  .page-contact .contact-card:nth-child(2) {
    margin-top: 2.25rem;
  }

  .page-contact .contact-response-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .page-contact .contact-response-board {
    padding: 2rem;
  }

  .page-contact .contact-map {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 1.5rem;
    align-items: stretch;
  }

  .page-contact .contact-map-address {
    margin: 0;
  }

  .page-contact .contact-map-side {
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: var(--color-black);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-channel-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-contact .contact-card:nth-child(3) {
    margin-top: 1rem;
  }

  .page-contact .contact-signal-svg {
    width: 240px;
    height: 240px;
  }
}