.page-contact {
  --pc-gap: 16px;
  padding: 22px 0 44px;
  color: var(--text);
  font-family: var(--font-sans);
}

.page-contact .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-contact .breadcrumb a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 120ms ease;
}

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

.page-contact .breadcrumb__sep {
  color: var(--line);
}

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--text);
}

/* 首屏 */
.page-contact .contact-intro {
  border-top: var(--seam);
  padding-top: 20px;
  margin-bottom: 28px;
}

.page-contact .contact-intro__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-contact .contact-intro__eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--orange);
}

.page-contact h1 {
  margin: 0 0 14px;
  max-width: 17em;
  font-size: clamp(27px, 5.2vw, 44px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-contact .contact-intro .lede {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* 分栏骨架 */
.page-contact .contact-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

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

.page-contact .contact-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 38px;
  min-width: 0;
}

/* 渠道卡 */
.page-contact .channel-card {
  position: relative;
  padding: 17px 17px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--orange);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  transition: transform 120ms ease, background-color 120ms ease, border-color 120ms ease;
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-3px);
  background: var(--panel-2);
  border-color: var(--orange-soft);
}

.page-contact .channel-card__label {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-contact .channel-card__value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 2.4vw, 16.5px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--text);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel-card__value--mail {
  color: var(--orange-soft);
}

.page-contact .channel-card__value--address {
  font-size: 13.5px;
  font-weight: 400;
  line-height: 1.75;
  font-family: var(--font-sans);
  color: var(--text);
}

.page-contact .channel-card__fit {
  margin: 0 0 10px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text);
}

.page-contact .channel-card__time {
  margin: 0;
  padding-left: 9px;
  border-left: 2px solid var(--cyan);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}

.page-contact .channel-card__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 13px;
}

.page-contact .copy-btn {
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--ink);
  background: var(--orange);
  border: 0;
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
  transition: background-color 120ms ease;
}

.page-contact .copy-btn:hover {
  background: var(--orange-soft);
}

.page-contact .copy-btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact .copy-btn__note {
  min-height: 1em;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

/* 章节头 */
.page-contact .section-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--line);
}

.page-contact .section-head .section-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-contact h2 {
  margin: 0;
  font-size: clamp(19px, 2.8vw, 25px);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-contact .section-note {
  max-width: 34em;
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* 分流表 */
.page-contact .route-table {
  background: var(--panel);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.page-contact .route-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 14px 15px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  border-left: 3px solid transparent;
  transition: background-color 120ms ease, border-left-color 120ms ease;
}

.page-contact .route-row:hover,
.page-contact .route-row:focus-within {
  background: var(--panel-2);
  border-left-color: var(--cyan);
}

.page-contact .route-row__type {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .route-row__pick {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .route-row__key {
  display: inline-block;
  margin-right: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-contact .route-row__pick a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(35, 196, 200, 0.45);
}

.page-contact .route-row__pick a:hover,
.page-contact .route-row__pick a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* 图片容器 */
.page-contact .image-frame {
  margin: 18px 0 0;
  background: var(--panel);
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-contact .image-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* 信息清单 */
.page-contact .info-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-contact .info-item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  padding: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-contact .info-item__num {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.15;
  color: var(--orange);
}

.page-contact .info-item__title {
  margin: 0 0 5px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
}

.page-contact .info-item__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* 模板块 */
.page-contact .msg-block {
  border: 1px solid var(--line);
  border-left: 4px solid var(--orange);
  background: var(--paper);
}

.page-contact .msg-block__caption {
  margin: 0;
  padding: 11px 15px 9px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--deep);
  border-bottom: 1px solid rgba(7, 26, 43, 0.14);
}

.page-contact .msg-template {
  margin: 0;
  padding: 14px 15px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.95;
  color: var(--deep);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* 到访 */
.page-contact .visit-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-contact .visit-facts {
  margin: 0;
  padding: 0;
}

.page-contact .visit-fact {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.page-contact .visit-fact dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  padding-top: 2px;
}

.page-contact .visit-fact dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text);
}

.page-contact .visit-details {
  margin-top: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
}

.page-contact .visit-details summary {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 12px 14px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

.page-contact .visit-details summary::-webkit-details-marker {
  display: none;
}

.page-contact .visit-details summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--orange);
}

.page-contact .visit-details[open] summary::before {
  content: "−";
}

.page-contact .visit-details summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-contact .visit-details__body {
  padding: 0 14px 14px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .visit-details__body p {
  margin: 0;
}

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

.page-contact .flow__item {
  padding: 15px 14px 16px;
  background: var(--panel);
  border-top: 2px solid var(--cyan);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
}

.page-contact .flow__num {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-contact .flow__title {
  margin: 0 0 6px;
  font-size: 14px;
  font-weight: 700;
}

.page-contact .flow__desc {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* 收尾条带 */
.page-contact .contact-band {
  margin-top: 24px;
  padding: 16px 18px;
  background: var(--paper);
  color: var(--deep);
  border-left: 4px solid var(--orange);
}

.page-contact .contact-band__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-contact .contact-band p {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
}

.page-contact .contact-band a {
  color: var(--deep);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--orange);
}

.page-contact .contact-band a:hover,
.page-contact .contact-band a:focus-visible {
  border-bottom-color: var(--deep);
}

/* 平板及以上 */
@media (min-width: 640px) {
  .page-contact .info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .route-row {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 14px;
    padding: 15px 17px;
  }
}

@media (min-width: 820px) {
  .page-contact .contact-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-contact .visit-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 22px;
  }

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

/* 桌面：左锚点右正文 */
@media (min-width: 1080px) {
  .page-contact {
    padding-top: 28px;
  }

  .page-contact .contact-shell {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 34px;
    align-items: start;
  }

  .page-contact .contact-rail {
    position: sticky;
    top: 96px;
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .page-contact .contact-main {
    gap: 44px;
  }

  .page-contact .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .route-row,
  .page-contact .copy-btn,
  .page-contact .breadcrumb a {
    transition: none;
  }

  .page-contact .channel-card:hover,
  .page-contact .channel-card:focus-within {
    transform: none;
  }
}
<<<END>>>