.page-contact {
  --pc-gap: clamp(18px, 2.4vw, 28px);
  --pc-pad: clamp(20px, 2.6vw, 30px);
  --pc-track: 2px;
}

.page-contact .contact-hero {
  padding-top: clamp(18px, 3vw, 32px);
  padding-bottom: clamp(52px, 7vw, 88px);
}

.page-contact .hero-head {
  max-width: 800px;
  margin-top: clamp(20px, 3vw, 34px);
}

.page-contact .hero-head h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.2vw, 52px);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .hero-head .lede {
  margin-top: 18px;
  max-width: 72ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 首屏对照布局 ---------- */

.page-contact .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  margin-top: clamp(30px, 4vw, 48px);
}

.page-contact .hero-left,
.page-contact .hero-right {
  display: grid;
  gap: var(--pc-gap);
  min-width: 0;
  align-content: start;
}

.page-contact .channel-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
}

.page-contact .channel-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
  padding: var(--pc-pad);
  background-image: linear-gradient(165deg, rgba(69, 240, 224, 0.12), rgba(20, 28, 68, 0.96) 58%);
  border: 1px solid var(--line);
  transition: border-color 0.18s var(--ease), background-image 0.18s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--cyan-soft);
  background-image: linear-gradient(165deg, rgba(69, 240, 224, 0.2), rgba(20, 28, 68, 0.96) 62%);
}

.page-contact .channel-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--cyan);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.page-contact .channel-icon svg {
  display: block;
}

.page-contact .channel-label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .channel-value {
  margin: 0;
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--text);
  overflow-wrap: anywhere;
  font-variant-numeric: tabular-nums;
}

.page-contact .channel-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

/* 通信结构示意图 */

.page-contact .hero-visual {
  margin: 0;
  border: 1px solid var(--line);
  background-color: var(--ink-800);
  overflow: hidden;
}

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

/* 时段卡 */

.page-contact .hours-card {
  display: grid;
  gap: 14px;
  padding: var(--pc-pad);
  background-image: linear-gradient(150deg, rgba(255, 195, 138, 0.09), rgba(20, 28, 68, 0.96) 62%);
  border: 1px solid var(--line);
}

.page-contact .hours-track {
  position: relative;
  height: 10px;
  border: 1px solid var(--line);
  background-color: var(--ink-700);
  overflow: hidden;
}

.page-contact .hours-fill {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(69, 240, 224, 0.9), rgba(143, 246, 236, 0.55) 68%, rgba(255, 138, 61, 0.92));
}

.page-contact .hours-track::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(11, 18, 48, 0.85) 0 1px, transparent 1px 33.3333%);
  pointer-events: none;
}

.page-contact .hours-axis {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

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

.page-contact .hours-slot {
  display: grid;
  gap: 4px;
  padding: 11px 14px;
  border-left: var(--pc-track) solid var(--line);
  background-color: rgba(30, 42, 94, 0.38);
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-contact .hours-slot:hover,
.page-contact .hours-slot:focus-within {
  border-left-color: var(--cyan);
  background-color: rgba(69, 240, 224, 0.09);
}

.page-contact .hours-time {
  font-size: 13px;
  font-weight: 600;
  color: var(--cyan-soft);
  font-variant-numeric: tabular-nums;
}

.page-contact .hours-tip {
  font-size: 13px;
  line-height: 1.66;
  color: var(--muted);
}

/* 地址横条 */

.page-contact .hero-address {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pc-gap);
  align-items: center;
  min-width: 0;
  padding: var(--pc-pad);
  border: 1px solid var(--line);
  background-image: linear-gradient(120deg, rgba(30, 42, 94, 0.88), rgba(11, 18, 48, 0.35));
}

.page-contact .address-copy {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.page-contact .address-visual {
  min-width: 0;
  border: 1px solid var(--line);
  overflow: hidden;
}

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

/* ---------- 通用区块 ---------- */

.page-contact .flow-section {
  padding: clamp(48px, 7vw, 88px) 0;
}

.page-contact .flow-section--tint {
  background-image: linear-gradient(180deg, rgba(20, 28, 68, 0.9), rgba(20, 28, 68, 0.55));
}

.page-contact .section-head {
  max-width: 760px;
  margin-bottom: clamp(24px, 3.2vw, 40px);
}

.page-contact .section-head h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.4vw, 36px);
  font-weight: 600;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-contact .section-head p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
  max-width: 68ch;
}

/* ---------- 响应节奏 ---------- */

.page-contact .rhythm-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .rhythm-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 18px;
  padding: 22px 4px;
  border-bottom: 1px solid var(--line);
  transition: background-color 0.18s var(--ease);
}

.page-contact .rhythm-item:hover {
  background-color: rgba(69, 240, 224, 0.05);
}

.page-contact .rhythm-tag {
  display: inline-flex;
  align-items: center;
  align-self: start;
  padding: 4px 10px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-900);
  background-color: var(--cyan-soft);
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
  white-space: nowrap;
}

.page-contact .rhythm-body {
  min-width: 0;
}

.page-contact .rhythm-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text);
}

.page-contact .rhythm-text {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--muted);
  max-width: 70ch;
}

/* ---------- 按问题类型选对接方式 ---------- */

.page-contact .routing-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .routing-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 18px;
  align-items: start;
  padding: 22px clamp(12px, 1.6vw, 22px);
  border-bottom: 1px solid var(--line);
  transition: background-color 0.18s var(--ease);
}

.page-contact .routing-item:hover,
.page-contact .routing-item:focus-within {
  background-color: rgba(255, 138, 61, 0.07);
}

.page-contact .routing-num {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
  line-height: 1.6;
}

.page-contact .routing-body {
  min-width: 0;
}

.page-contact .routing-tag {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.page-contact .routing-advice {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--muted);
  max-width: 70ch;
}

.page-contact .routing-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 4px;
  font-size: 14px;
  color: var(--cyan-soft);
  text-decoration: none;
  position: relative;
}

.page-contact .routing-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 10px;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.18s var(--ease);
}

.page-contact .routing-link:hover::after,
.page-contact .routing-link:focus-visible::after {
  transform: scaleX(1);
}

.page-contact .routing-link:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

/* ---------- 联系前准备 ---------- */

.page-contact .prep-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .prep-item {
  display: grid;
  gap: 6px;
  padding: 17px 20px;
  border-left: var(--pc-track) solid var(--line);
  background-image: linear-gradient(90deg, rgba(30, 42, 94, 0.55), rgba(30, 42, 94, 0));
  transition: border-color 0.18s var(--ease);
}

.page-contact .prep-item:hover {
  border-left-color: var(--amber);
}

.page-contact .prep-key {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.page-contact .prep-desc {
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 受理流程 ---------- */

.page-contact .process-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 30px);
}

.page-contact .process-col {
  min-width: 0;
  padding: var(--pc-pad);
  border: 1px solid var(--line);
  background-image: linear-gradient(170deg, rgba(30, 42, 94, 0.85), rgba(11, 18, 48, 0.5));
}

.page-contact .process-col h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 22px);
  font-weight: 600;
  color: var(--text);
}

.page-contact .process-col > p {
  margin: 8px 0 22px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-contact .process-steps {
  display: grid;
  gap: 0;
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .process-step {
  position: relative;
  padding: 0 0 22px 36px;
  min-width: 0;
}

.page-contact .process-step:last-child {
  padding-bottom: 0;
}

.page-contact .process-step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 11px;
  top: 26px;
  bottom: 2px;
  width: 1px;
  background-color: var(--line);
}

.page-contact .step-dot {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 23px;
  height: 23px;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-900);
  background-color: var(--cyan-soft);
  font-variant-numeric: tabular-nums;
}

.page-contact .step-title {
  margin: 2px 0 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.page-contact .step-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.73;
  color: var(--muted);
}

/* ---------- 收尾 ---------- */

.page-contact .contact-close {
  padding: 0 0 clamp(56px, 8vw, 104px);
}

.page-contact .close-panel {
  display: grid;
  gap: 16px;
  padding: clamp(26px, 4vw, 48px);
  border: 1px solid var(--line);
  background-image: radial-gradient(120% 140% at 12% 0%, rgba(69, 240, 224, 0.16), rgba(11, 18, 48, 0.2) 62%);
}

.page-contact .close-panel h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 600;
  line-height: 1.26;
  color: var(--text);
}

.page-contact .close-panel p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .close-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 620px) {
  .page-contact .channel-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 18px;
  }
}

@media (min-width: 900px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: start;
  }

  .page-contact .hero-address {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  }

  .page-contact .process-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .rhythm-item {
    grid-template-columns: auto minmax(0, 1fr);
    padding: 26px 8px;
  }

  .page-contact .routing-item {
    grid-template-columns: auto minmax(0, 1fr);
    padding: 26px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .hours-slot,
  .page-contact .rhythm-item,
  .page-contact .routing-item,
  .page-contact .prep-item,
  .page-contact .routing-link::after {
    transition: none;
  }

  .page-contact .routing-link::after {
    transform: scaleX(1);
    opacity: 0.4;
  }
}
<<<END>>>