.page-contact {
  --pc-cut: 20px;
  --pc-body: #3d444f;
  background: var(--cream);
  color: var(--ink);
  padding-bottom: 46px;
  overflow-x: hidden;
}

.page-contact .crumbs {
  padding-block: 16px 6px;
}

/* 首屏：左深色铭牌 + 右渠道 */
.page-contact .contact-hero {
  display: grid;
  gap: 14px;
  padding-bottom: 34px;
}

.page-contact .contact-hero__plate {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--cream);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pc-cut)), calc(100% - var(--pc-cut)) 100%, 0 100%);
}

.page-contact .contact-hero__plate-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-contact .contact-hero__plate::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(158deg, rgba(14, 17, 22, 0.86), rgba(11, 42, 91, 0.92));
}

.page-contact .contact-hero__plate::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background-image:
    linear-gradient(rgba(55, 224, 200, 0.13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(55, 224, 200, 0.09) 1px, transparent 1px);
  background-size: 46px 46px;
  pointer-events: none;
}

.page-contact .contact-hero__body {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 22px 32px;
}

.page-contact .contact-hero__key {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 7vw, 42px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  font-weight: 700;
}

.page-contact .contact-hero__lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 240, 232, 0.86);
}

.page-contact .contact-hero__points {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .contact-hero__points li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(244, 240, 232, 0.82);
}

.page-contact .contact-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 2px;
  background: var(--orange);
}

.page-contact .contact-hero__side {
  display: grid;
  gap: 11px;
  align-content: start;
}

.page-contact .channel {
  display: grid;
  gap: 5px;
  padding: 15px 16px 17px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
}

.page-contact .channel--alt {
  border-left-color: var(--clay);
}

.page-contact .channel--time {
  border-left-color: var(--moss);
}

.page-contact .channel__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-contact .channel__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(17px, 4.6vw, 23px);
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-contact .channel__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--pc-body);
}

.page-contact .live {
  margin: 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  background: var(--mist);
  border: 1px solid rgba(29, 78, 216, 0.18);
  font-size: 13px;
  line-height: 1.65;
  color: var(--pc-body);
}

.page-contact .live__dot {
  flex: none;
  width: 9px;
  height: 9px;
  margin-top: 5px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 106, 42, 0.2);
}

/* 通用区块 */
.page-contact .block {
  padding-block: 30px;
  border-top: 1px solid var(--line);
}

/* 资料定位清单 */
.page-contact .check-grid {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.page-contact .check-figure {
  margin: 0;
  background: var(--deep);
  padding: 10px 10px 6px;
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--pc-cut) 100%, 0 calc(100% - var(--pc-cut)));
}

.page-contact .check-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-contact .check-figure figcaption {
  padding: 10px 4px 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .check-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  padding: 14px 16px;
  background: var(--paper);
}

.page-contact .check-item__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
  padding-top: 2px;
}

.page-contact .check-item__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .check-item__desc {
  margin: 4px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--pc-body);
}

.page-contact .mail-tpl {
  margin-top: 16px;
  background: var(--paper);
  border: 1px solid var(--line-strong);
}

.page-contact .mail-tpl > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.page-contact .mail-tpl > summary::-webkit-details-marker {
  display: none;
}

.page-contact .mail-tpl[open] > summary {
  border-bottom: 1px solid var(--line);
}

.page-contact .mail-tpl__hint {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--blue);
}

.page-contact .mail-tpl__body {
  padding: 16px;
}

.page-contact .mail-tpl pre {
  margin: 0;
  padding: 14px;
  background: var(--mist);
  border-left: 3px solid var(--blue);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.9;
  color: var(--ink);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.page-contact .mail-tpl__note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--pc-body);
}

/* 合作方向 */
.page-contact .partner-grid {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.page-contact .partner-card {
  padding: 18px 16px 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--moss);
}

.page-contact .partner-card--b {
  border-top-color: var(--blue);
}

.page-contact .partner-card--c {
  border-top-color: var(--clay);
}

.page-contact .partner-card__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
}

.page-contact .partner-card__unit {
  margin-left: 6px;
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 400;
  color: var(--stone);
}

.page-contact .partner-card h3 {
  margin: 12px 0 6px;
  font-size: 16px;
  line-height: 1.5;
}

.page-contact .partner-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--pc-body);
}

.page-contact .partner-lead {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--orange);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--pc-body);
}

/* 响应节奏 */
.page-contact .resp {
  display: grid;
  gap: 1px;
  margin-top: 20px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-contact .resp-row {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: var(--paper);
}

.page-contact .resp-row__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--deep);
}

.page-contact .resp-row__val {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--pc-body);
}

/* 地址 */
.page-contact .addr {
  display: grid;
  gap: 14px;
  margin-top: 20px;
  padding: 22px 20px 26px;
  background: var(--deep);
  color: var(--cream);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-contact .addr__key {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .addr__val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.8vw, 19px);
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.page-contact .addr__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(244, 240, 232, 0.8);
}

.page-contact .addr-legal {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--stone);
}

.page-contact .addr-legal a {
  color: var(--blue);
  text-decoration: underline;
}

/* 同栏跳转 */
.page-contact .next-strip {
  display: grid;
  gap: 12px;
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--line-strong);
}

.page-contact .next-link {
  display: block;
  padding: 14px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-contact .next-link span {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--stone);
}

.page-contact .next-link strong {
  font-size: 15px;
  line-height: 1.5;
}

.page-contact .next-link:hover,
.page-contact .next-link:focus-visible {
  border-color: var(--blue);
  background: var(--mist);
}

.page-contact .next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .next-actions .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  font-size: 14px;
  text-decoration: none;
}

.page-contact .top-btn {
  font-family: var(--font-body);
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
  cursor: pointer;
}

.page-contact .top-btn:hover,
.page-contact .top-btn:focus-visible {
  border-color: var(--blue);
  color: var(--blue);
}

/* 桌面布局 */
@media (min-width: 880px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    gap: 20px;
    padding-bottom: 44px;
  }

  .page-contact .contact-hero__body {
    padding: 40px 38px 44px;
    gap: 14px;
    min-height: 100%;
    justify-content: center;
  }

  .page-contact .contact-hero__side {
    gap: 12px;
  }

  .page-contact .block {
    padding-block: 40px;
  }

  .page-contact .check-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 22px;
    align-items: start;
  }

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

  .page-contact .partner-card {
    border-right: 0;
  }

  .page-contact .partner-card--c {
    border-right: 1px solid var(--line);
  }

  .page-contact .resp-row {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
    padding: 16px 20px;
  }

  .page-contact .addr {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
    gap: 32px;
    padding: 28px 30px 32px;
  }

  .page-contact .next-strip {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px;
  }

  .page-contact .next-actions {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .next-link {
    transition: none;
  }
}
<<<END>>>