.page-contact {
  --contact-panel-gap: clamp(16px, 2.4vw, 28px);
  --contact-radius: 4px;
  --contact-grid-bg:
    linear-gradient(rgba(42,74,63,.35) 1px, transparent 1px) 0 0 / 100% 64px,
    linear-gradient(90deg, rgba(42,74,63,.35) 1px, transparent 1px) 0 0 / 64px 100%;
}

/* ============ 面包屑 ============ */
.page-contact .breadcrumb {
  padding-top: calc(var(--header-h) + 22px);
  padding-bottom: 6px;
}
.page-contact .breadcrumb__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  letter-spacing: .04em;
}
.page-contact .breadcrumb__item { display: inline-flex; align-items: center; color: var(--mute); }
.page-contact .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}
.page-contact .breadcrumb__link {
  color: var(--mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.page-contact .breadcrumb__link:hover { color: var(--lime); border-bottom-color: var(--lime); }
.page-contact .breadcrumb__link:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }
.page-contact .breadcrumb__current { color: var(--text); }

/* ============ 首屏 ============ */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(40px, 6vw, 76px);
  overflow: hidden;
}
.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--contact-grid-bg);
  opacity: .5;
  pointer-events: none;
  mask-image: radial-gradient(120% 90% at 12% 20%, #000 30%, transparent 82%);
  -webkit-mask-image: radial-gradient(120% 90% at 12% 20%, #000 30%, transparent 82%);
}
.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}
.page-contact .contact-hero__eyebrow { margin: 0 0 14px; }
.page-contact .contact-hero__eyebrow .mono {
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--fog);
  text-transform: uppercase;
}
.page-contact .contact-hero__title {
  margin: 0 0 18px;
  font-size: clamp(30px, 5.6vw, 54px);
  line-height: 1.12;
  letter-spacing: .005em;
  font-weight: 800;
  color: var(--text);
}
.page-contact .contact-hero__title::after {
  content: "";
  display: block;
  width: 72px;
  height: 3px;
  margin-top: 20px;
  background: linear-gradient(90deg, var(--lime), var(--amber));
}
.page-contact .contact-hero__intro {
  margin: 0 0 26px;
  max-width: 56ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--mute);
}
.page-contact .contact-hero__quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-contact .contact-hero__quick-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  font-size: 13.5px;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: rgba(20,52,43,.55);
  transition: border-color .18s var(--ease), color .18s var(--ease), background-color .18s var(--ease);
}
.page-contact .contact-hero__quick-link::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  flex: none;
}
.page-contact .contact-hero__quick-link:hover {
  border-color: var(--lime);
  color: var(--lime);
  background: rgba(198,255,61,.06);
}
.page-contact .contact-hero__quick-link:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}
.page-contact .contact-hero__media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  box-shadow: var(--shadow);
  background: var(--panel);
}

/* ============ 章节通用头 ============ */
.page-contact .section-head { margin-bottom: clamp(22px, 3vw, 34px); }
.page-contact .section-num {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--amber);
  text-transform: uppercase;
}
.page-contact .section-title {
  margin: 0 0 12px;
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1.25;
  font-weight: 750;
  color: var(--text);
}
.page-contact .section-desc {
  margin: 0;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mute);
}

/* ============ 联系通道 ============ */
.page-contact .contact-channels {
  padding: clamp(46px, 6vw, 78px) 0;
}
.page-contact .contact-channels__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--contact-panel-gap);
}
.page-contact .contact-channels__panel {
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  background: linear-gradient(160deg, var(--panel-2), var(--panel));
  box-shadow: var(--shadow-soft);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}
.page-contact .contact-channels__panel:hover { border-color: rgba(198,255,61,.5); transform: translateY(-2px); }
.page-contact .contact-channels__panel:focus-within { border-color: var(--amber); }

.page-contact .contact-line__big {
  display: block;
  text-decoration: none;
  padding: 4px 0 12px;
  border-bottom: 1px solid var(--line);
}
.page-contact .contact-line__big-label {
  display: block;
  font-family: var(--mono);
  font-size: clamp(17px, 2.4vw, 26px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--lime);
  word-break: break-all;
  background-image: linear-gradient(var(--lime), var(--lime));
  background-repeat: no-repeat;
  background-size: 0% 2px;
  background-position: 0 100%;
  transition: background-size .28s var(--ease), color .18s var(--ease);
}
.page-contact .contact-line__big:hover .contact-line__big-label,
.page-contact .contact-line__big:focus-visible .contact-line__big-label { background-size: 100% 2px; }
.page-contact .contact-line__big-hint {
  display: block;
  margin-top: 8px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--fog);
}
.page-contact .contact-line__big:focus-visible { outline: 2px solid var(--amber); outline-offset: 6px; }

.page-contact .contact-channels__text {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mute);
}
.page-contact .contact-channels__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-contact .contact-channels__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}
.page-contact .contact-channels__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 9px;
  height: 1px;
  background: var(--amber);
}
.page-contact .contact-channels__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--fog);
}

/* ============ 咨询前准备 ============ */
.page-contact .contact-prepare {
  padding: clamp(46px, 6vw, 78px) 0;
  background:
    linear-gradient(180deg, rgba(20,52,43,.5), rgba(11,31,26,0)) ,
    var(--bg);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .contact-prepare__list {
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--contact-panel-gap);
}
.page-contact .contact-prepare__item {
  position: relative;
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  background: rgba(18,21,19,.6);
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}
.page-contact .contact-prepare__item:hover { border-color: var(--lime); background: rgba(20,52,43,.75); }
.page-contact .contact-prepare__idx {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--amber);
}
.page-contact .contact-prepare__title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}
.page-contact .contact-prepare__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mute);
}
.page-contact .contact-prepare__note {
  margin: clamp(22px, 3vw, 30px) 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mute);
}
.page-contact .contact-prepare__note a { color: var(--lime); text-decoration: none; border-bottom: 1px solid rgba(198,255,61,.4); }
.page-contact .contact-prepare__note a:hover { border-bottom-color: var(--lime); }
.page-contact .contact-prepare__note a:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }

/* ============ 内容与社群合作 ============ */
.page-contact .contact-partner {
  padding: clamp(46px, 6vw, 82px) 0;
}
.page-contact .contact-partner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 46px);
  align-items: start;
}
.page-contact .contact-partner__intro .section-title { margin-bottom: 16px; }
.page-contact .contact-partner__intro p {
  margin: 0 0 16px;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mute);
}
.page-contact .contact-partner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.page-contact .contact-partner__facts {
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
}
.page-contact .contact-partner__stats {
  margin: 0;
  display: grid;
  gap: 0;
}
.page-contact .contact-partner__stat {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .contact-partner__stat:last-child { border-bottom: 0; }
.page-contact .contact-partner__stat dt {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mute);
}
.page-contact .contact-partner__stat dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
.page-contact .contact-partner__stat dd .num {
  font-family: var(--mono);
  color: var(--lime);
  font-weight: 700;
}
.page-contact .contact-partner__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mute);
}
.page-contact .contact-partner__foot a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,165,59,.4);
}
.page-contact .contact-partner__foot a:hover { border-bottom-color: var(--amber); }
.page-contact .contact-partner__foot a:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }

/* ============ 地址与到访 ============ */
.page-contact .contact-visit {
  padding: clamp(46px, 6vw, 82px) 0;
  background: var(--bg-deep);
  border-top: 1px solid var(--line-soft);
}
.page-contact .contact-visit__board {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  overflow: hidden;
  background: var(--panel);
  box-shadow: var(--shadow);
  margin-bottom: clamp(24px, 3.5vw, 40px);
}
.page-contact .contact-visit__cell {
  padding: 18px 20px;
  border-bottom: 1px solid var(--line-soft);
  display: grid;
  gap: 8px;
  position: relative;
}
.page-contact .contact-visit__cell:last-child { border-bottom: 0; }
.page-contact .contact-visit__cell::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--line);
}
.page-contact .contact-visit__cell--addr::before { background: linear-gradient(180deg, var(--lime), var(--amber)); }
.page-contact .contact-visit__key {
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--fog);
}
.page-contact .contact-visit__val {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--text);
}
.page-contact .contact-visit__cell--addr .contact-visit__val {
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 650;
  letter-spacing: .01em;
}

.page-contact .contact-visit__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.5vw, 40px);
  align-items: start;
}
.page-contact .contact-visit__media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  background: var(--panel);
}
.page-contact .contact-visit__notes-title {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}
.page-contact .contact-visit__notes-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}
.page-contact .contact-visit__notes-list li {
  position: relative;
  padding: 14px 16px 14px 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--contact-radius);
  background: rgba(20,52,43,.45);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mute);
  transition: border-color .2s var(--ease);
}
.page-contact .contact-visit__notes-list li::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: var(--amber);
  opacity: .75;
}
.page-contact .contact-visit__notes-list li:hover { border-color: var(--line); }
.page-contact .contact-visit__notes-list strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
  font-weight: 700;
}
.page-contact .contact-visit__notes-foot {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--fog);
}
.page-contact .contact-visit__notes-foot a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198,255,61,.35);
}
.page-contact .contact-visit__notes-foot a:hover { border-bottom-color: var(--lime); }
.page-contact .contact-visit__notes-foot a:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }

/* ============ 保守的图片处理 ============ */
.page-contact .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-bottom: 1px solid var(--line-soft);
}
.page-contact .media-frame__caption {
  display: block;
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--fog);
}

/* ============ 自适应 ============ */
@media (min-width: 700px) {
  .page-contact .contact-visit__board {
    grid-template-columns: 1.4fr 1fr;
  }
  .page-contact .contact-visit__cell { border-bottom: 1px solid var(--line-soft); }
  .page-contact .contact-visit__cell--addr { grid-column: 1 / -1; }
  .page-contact .contact-visit__cell:nth-child(2),
  .page-contact .contact-visit__cell:nth-child(4) { border-right: 1px solid var(--line-soft); }
}

@media (min-width: 900px) {
  .page-contact .breadcrumb { padding-top: calc(var(--header-h) + 30px); }

  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: clamp(32px, 4.5vw, 64px);
    align-items: center;
  }

  .page-contact .contact-channels__layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: stretch;
  }
  .page-contact .contact-channels__panel {
    display: flex;
    flex-direction: column;
  }
  .page-contact .contact-channels__panel .panel__body {
    display: flex;
    flex-direction: column;
    flex: 1;
  }
  .page-contact .contact-channels__foot { margin-top: auto; }

  .page-contact .contact-partner__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: clamp(32px, 4vw, 58px);
  }

  .page-contact .contact-visit__split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: stretch;
  }
  .page-contact .contact-visit__media { height: 100%; display: flex; flex-direction: column; }
  .page-contact .contact-visit__media .media-frame__img { flex: 1; }

  .page-contact .contact-visit__board {
    grid-template-columns: 1.6fr 1fr 1fr;
  }
  .page-contact .contact-visit__cell--addr { grid-column: auto; }
  .page-contact .contact-visit__cell:nth-child(2) { border-right: 1px solid var(--line-soft); }
  .page-contact .contact-visit__cell:nth-child(3) { border-right: 1px solid var(--line-soft); }
  .page-contact .contact-visit__cell { border-bottom: 0; }
}

@media (min-width: 1120px) {
  .page-contact .contact-hero__title { max-width: 18ch; }
  .page-contact .contact-channels__layout {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  }
}
<<<END>>>