<style>
  .page-contact {
    --contact-line: rgba(139, 155, 180, 0.3);
    background: var(--c-bg-0);
    color: var(--c-white);
  }

  /* 面包屑 */
  .page-contact__breadcrumb {
    padding-top: calc(var(--header-height) + 20px);
    padding-bottom: 0;
  }

  .page-contact__breadcrumb .breadcrumb__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    font-size: 13px;
    color: var(--c-muted);
  }

  .page-contact__breadcrumb .breadcrumb__item {
    margin: 0;
    padding: 0;
  }

  .page-contact__breadcrumb .breadcrumb__item + .breadcrumb__item::before {
    content: "→";
    margin-right: 8px;
    color: var(--c-purple);
  }

  .page-contact__breadcrumb .breadcrumb__link {
    color: var(--c-muted);
    text-decoration: none;
    transition: color 0.2s var(--ease);
  }

  .page-contact__breadcrumb .breadcrumb__link:hover {
    color: var(--c-neon);
  }

  .page-contact__breadcrumb .breadcrumb__item[aria-current="page"] {
    color: var(--c-white);
  }

  /* 首屏渠道区 */
  .page-contact__channels {
    padding: 40px 0 72px;
  }

  .page-contact__split {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .page-contact__left {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--c-bg-1);
    min-height: 480px;
    display: flex;
    flex-direction: column;
  }

  .page-contact__bg-wrap {
    position: absolute;
    inset: 0;
    z-index: 0;
  }

  .page-contact__bg-wrap::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 31, 68, 0.3), rgba(7, 24, 50, 0.88));
  }

  .page-contact__bg-img {
    width: 100%;
    height: 100%;
    max-width: 100%;
    object-fit: cover;
    opacity: 0.32;
  }

  .page-contact__intro {
    position: relative;
    z-index: 1;
    padding: 28px 28px 0;
  }

  .page-contact__intro .display__eyebrow {
    color: var(--c-neon);
    font-family: var(--font-mono);
    font-size: 13px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    margin-bottom: 12px;
  }

  .page-contact__intro .display__title {
    font-family: var(--font-head);
    font-size: clamp(30px, 6vw, 48px);
    font-weight: 700;
    line-height: 1.08;
    margin-bottom: 14px;
  }

  .page-contact__intro-text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--c-muted);
    max-width: 520px;
  }

  .page-contact__channel-card {
    position: relative;
    z-index: 1;
    margin: 20px 0 28px;
    padding: 22px;
    background: linear-gradient(145deg, rgba(7, 24, 50, 0.94), rgba(10, 31, 68, 0.84));
    border: 1px solid var(--contact-line);
  }

  .page-contact__channel-card::after {
    content: "";
    position: absolute;
    right: -40px;
    top: 24px;
    width: 140px;
    height: 8px;
    background: linear-gradient(90deg, transparent, rgba(57, 255, 20, 0.4), transparent);
    transform: rotate(-12deg);
    pointer-events: none;
  }

  .page-contact__online {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.88);
    background: rgba(57, 255, 20, 0.08);
    border: 1px solid rgba(57, 255, 20, 0.35);
    border-radius: 999px;
    padding: 6px 12px;
    margin-bottom: 20px;
  }

  .page-contact__online-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--c-neon);
    box-shadow: 0 0 10px rgba(57, 255, 20, 0.6);
    animation: page-contact-pulse 2.4s ease-in-out infinite;
  }

  @keyframes page-contact-pulse {
    0%, 100% {
      opacity: 1;
    }
    50% {
      opacity: 0.55;
    }
  }

  .page-contact__card-title {
    font-family: var(--font-head);
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 16px;
  }

  .page-contact__channel-item {
    padding: 16px 0;
    border-top: 1px solid var(--contact-line);
  }

  .page-contact__channel-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.14em;
    color: var(--c-purple);
    text-transform: uppercase;
    margin-bottom: 6px;
  }

  .page-contact__channel-value {
    display: block;
    font-family: var(--font-body);
    font-size: 19px;
    line-height: 1.4;
    font-weight: 500;
    color: var(--c-white);
    overflow-wrap: anywhere;
  }

  .page-contact__channel-value--link {
    text-decoration: none;
    transition: color 0.2s var(--ease);
  }

  .page-contact__channel-value--link:hover {
    color: var(--c-neon);
  }

  .page-contact__channel-value--mono {
    font-family: var(--font-mono);
    font-size: 15px;
    line-height: 1.6;
    letter-spacing: 0.02em;
    font-weight: 400;
  }

  .page-contact__channel-note {
    margin-top: 6px;
    font-size: 12px;
    line-height: 1.6;
    color: var(--c-muted);
  }

  /* 右侧表单卡 */
  .page-contact__right {
    min-height: 480px;
  }

  .page-contact__form-card {
    height: 100%;
    background: var(--c-light);
    color: var(--c-ink);
    display: flex;
    flex-direction: column;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
  }

  .page-contact__form-media {
    position: relative;
    overflow: hidden;
    aspect-ratio: 7 / 5;
    background: var(--c-bg-0);
  }

  .page-contact__form-media img {
    width: 100%;
    height: 100%;
    max-width: 100%;
    object-fit: cover;
  }

  .page-contact__form-body {
    padding: 26px 24px 32px;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .page-contact__form-eyebrow {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.16em;
    color: var(--c-purple);
    margin: 0 0 8px;
  }

  .page-contact__form-title {
    font-family: var(--font-head);
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 10px;
  }

  .page-contact__form-desc {
    font-size: 14px;
    line-height: 1.6;
    color: var(--c-ink);
    opacity: 0.75;
    margin: 0 0 20px;
  }

  .page-contact__form-fields {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
  }

  .page-contact__field {
    background: var(--c-white);
    border: 1px solid rgba(26, 43, 76, 0.16);
    border-radius: 8px;
    padding: 12px 14px;
  }

  .page-contact__field-label {
    display: block;
    font-size: 12px;
    color: var(--c-muted);
    margin-bottom: 4px;
  }

  .page-contact__field-dummy {
    display: block;
    font-size: 15px;
    color: rgba(26, 43, 76, 0.65);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .page-contact__mail-btn {
    align-self: flex-start;
    text-decoration: none;
  }

  .page-contact__form-tip {
    margin-top: 12px;
    font-size: 12px;
    color: var(--c-muted);
    line-height: 1.6;
  }

  /* FAQ 引导 */
  .page-contact__faq {
    padding: 72px 0;
  }

  .page-contact__section-head {
    max-width: 720px;
    margin-bottom: 36px;
  }

  .page-contact__section-head .section__eyebrow {
    color: var(--c-neon);
    font-family: var(--font-mono);
    font-size: 13px;
    letter-spacing: 0.16em;
    margin-bottom: 10px;
  }

  .page-contact__section-title {
    font-family: var(--font-head);
    font-size: clamp(26px, 3.5vw, 38px);
    font-weight: 700;
    line-height: 1.12;
    margin: 0 0 12px;
  }

  .page-contact__section-subtitle {
    font-size: 15px;
    line-height: 1.7;
    color: var(--c-muted);
    margin: 0;
  }

  .page-contact__faq-card {
    display: block;
    padding: 26px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--contact-line);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--c-white);
    transition:
      border-color 0.25s var(--ease),
      background 0.25s var(--ease),
      transform 0.25s var(--ease);
  }

  .page-contact__faq-card:hover {
    border-color: var(--c-purple);
    background: rgba(155, 89, 182, 0.12);
    transform: translateY(-4px);
  }

  .page-contact__faq-card .tag {
    display: inline-block;
    padding: 4px 10px;
    border: 1px solid rgba(155, 89, 182, 0.4);
    background: rgba(155, 89, 182, 0.15);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: #d6a8e8;
  }

  .page-contact__faq-card h3 {
    font-family: var(--font-head);
    font-size: 20px;
    font-weight: 600;
    line-height: 1.4;
    margin: 14px 0 10px;
  }

  .page-contact__faq-card p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--c-muted);
    margin: 0 0 16px;
  }

  .page-contact__card-link {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--c-neon);
    letter-spacing: 0.08em;
  }

  /* 服务说明 */
  .page-contact__service {
    background: var(--c-bg-1);
    position: relative;
    padding: 72px 0;
  }

  .page-contact__service::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--c-neon), var(--c-purple) 55%, transparent);
  }

  .page-contact__service .page-contact__section-title {
    color: var(--c-white);
  }

  .page-contact__service-item {
    position: relative;
    padding: 28px;
    background: rgba(255, 255, 255, 0.03);
    border-left: 3px solid var(--c-purple);
    border-top: 1px solid var(--contact-line);
    border-right: 1px solid var(--contact-line);
    border-bottom: 1px solid var(--contact-line);
    border-radius: 0 8px 8px 0;
    transition: background 0.25s var(--ease);
  }

  .page-contact__service-item:hover {
    background: rgba(155, 89, 182, 0.06);
  }

  .page-contact__service-num {
    display: block;
    margin-bottom: 12px;
    font-family: var(--font-mono);
    font-size: 40px;
    font-weight: 700;
    line-height: 1;
    color: rgba(255, 255, 255, 0.12);
  }

  .page-contact__service-item h3 {
    font-family: var(--font-head);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
  }

  .page-contact__service-item p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--c-muted);
    margin: 0;
  }

  /* 信任 CTA */
  .page-contact__trust {
    padding: 72px 0;
  }

  .page-contact__trust-inner {
    background: var(--c-light);
    color: var(--c-ink);
    border-radius: var(--radius);
    padding: 36px 28px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    align-items: flex-start;
    position: relative;
    overflow: hidden;
  }

  .page-contact__trust-inner::after {
    content: "";
    position: absolute;
    right: -24px;
    bottom: -24px;
    width: 160px;
    height: 160px;
    background:
      linear-gradient(135deg, transparent 48%, rgba(155, 89, 182, 0.18) 50%, transparent 52%);
    background-size: 20px 20px;
  }

  .page-contact__trust-copy h3 {
    font-family: var(--font-head);
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 8px;
  }

  .page-contact__trust-copy p {
    font-size: 14px;
    line-height: 1.6;
    color: rgba(26, 43, 76, 0.8);
    margin: 0;
    max-width: 640px;
  }

  .page-contact__trust-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    position: relative;
    z-index: 1;
  }

  .page-contact__trust-links .btn--ghost {
    border-color: var(--c-ink);
    color: var(--c-ink);
    background: transparent;
    transition:
      background 0.2s var(--ease),
      color 0.2s var(--ease);
  }

  .page-contact__trust-links .btn--ghost:hover {
    background: var(--c-ink);
    color: var(--c-white);
  }

  /* 响应式 */
  @media (min-width: 640px) {
    .page-contact__intro {
      padding: 40px 40px 0;
    }

    .page-contact__channel-card {
      margin: 24px 40px 40px;
      padding: 28px;
    }

    .page-contact__form-body {
      padding: 32px;
    }

    .page-contact__trust-inner {
      padding: 40px 36px;
    }
  }

  @media (min-width: 900px) {
    .page-contact__channels {
      padding: 48px 0 96px;
    }

    .page-contact__split {
      grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
      gap: 32px;
      align-items: stretch;
    }

    .page-contact__left,
    .page-contact__right {
      min-height: 560px;
    }

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

    .page-contact__trust-inner {
      flex-direction: row;
      align-items: center;
      justify-content: space-between;
      padding: 48px;
    }
  }

  @media (min-width: 1200px) {
    .page-contact__intro .display__title {
      font-size: 56px;
    }
  }
</style>
