.page-contact {
  --ct-space: clamp(44px, 7vw, 84px);
  --ct-hair: 1px solid var(--line-steel);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 面包屑 ---------- */
.page-contact .routebar {
  margin-top: clamp(12px, 2vw, 20px);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: clamp(16px, 2.5vw, 26px);
  background: var(--ink-deep);
  border-top: var(--ct-hair);
  border-bottom: var(--ct-hair);
}

.page-contact .ct-hero__img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  opacity: 0.34;
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(7, 14, 26, 0.3) 0%, rgba(7, 14, 26, 0.86) 64%, var(--ink-abyss) 100%),
    repeating-linear-gradient(180deg, rgba(232, 241, 250, 0.035) 0 1px, transparent 1px 5px);
}

.page-contact .ct-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 16px;
  padding: clamp(40px, 9vw, 92px) 0 clamp(34px, 6vw, 62px);
}

.page-contact .ct-hero__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.14;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text-primary);
  max-width: 18ch;
}

.page-contact .ct-hero__lede {
  max-width: 62ch;
  color: var(--text-muted);
}

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

/* ---------- 章节节奏 ---------- */
.page-contact .ct-sec {
  margin-top: var(--ct-space);
}

/* ---------- 联系信息四格坐标索引 ---------- */
.page-contact .ct-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-steel);
  border: var(--ct-hair);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-contact .ct-cell {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px 24px;
  background: var(--ink-panel);
  position: relative;
}

.page-contact .ct-cell::after {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), transparent 72%);
  opacity: 0.5;
}

.page-contact .ct-cell__id {
  font-size: 24px;
  line-height: 1;
  color: var(--accent-orange);
  letter-spacing: 0.04em;
}

.page-contact .ct-cell__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}

.page-contact .ct-cell__value {
  margin: 0;
  font-size: clamp(16px, 2.1vw, 19px);
  line-height: 1.4;
  color: var(--text-primary);
  word-break: break-word;
}

.page-contact .ct-cell__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-muted);
}

.page-contact .ct-copy {
  align-self: flex-start;
  margin-top: auto;
  padding: 6px 14px;
  background: transparent;
  border: 1px solid var(--accent-cyan);
  border-radius: var(--r-pill);
  color: var(--accent-cyan);
  font: inherit;
  font-size: 12px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: background 0.18s var(--ease), color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-contact .ct-copy:hover,
.page-contact .ct-copy:focus-visible {
  background: rgba(47, 227, 210, 0.14);
}

.page-contact .ct-copy.is-copied,
.page-contact .ct-copy[data-copied="true"] {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: var(--ink-abyss);
}

/* ---------- 问题类型分段切换 ---------- */
.page-contact .ct-tabs .tabs__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 10px;
  border-bottom: var(--ct-hair);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-contact .ct-tab {
  flex: 0 0 auto;
  padding: 10px 16px;
  background: transparent;
  border: 1px solid var(--line-steel);
  border-radius: var(--r-pill);
  color: var(--text-muted);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-contact .ct-tab:hover {
  color: var(--text-primary);
  border-color: var(--accent-cyan);
}

.page-contact .ct-tab[aria-selected="true"] {
  color: var(--text-primary);
  border-color: var(--accent-orange);
  background: linear-gradient(180deg, rgba(255, 122, 47, 0.22), rgba(255, 122, 47, 0.06));
}

.page-contact .ct-panel {
  display: grid;
  gap: 22px;
  padding-top: 26px;
}

.page-contact .ct-panel__main,
.page-contact .ct-panel__aside {
  min-width: 0;
}

.page-contact .ct-panel__title {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1.35;
  font-weight: 600;
  color: var(--text-primary);
}

.page-contact .ct-panel__main p {
  margin: 0 0 12px;
  color: var(--text-muted);
  line-height: 1.78;
}

.page-contact .ct-panel__hint {
  padding-left: 14px;
  border-left: 2px solid var(--accent-cyan);
  color: var(--text-primary) !important;
  font-size: 14px;
}

.page-contact .ct-panel__aside {
  padding: 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--line-steel);
  background: var(--ink-panel);
  box-shadow: var(--shadow-panel);
}

.page-contact .ct-panel__aside-label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--accent-orange);
}

.page-contact .ct-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-primary);
}

.page-contact .ct-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--accent-cyan);
}

/* ---------- 地址与备案 ---------- */
.page-contact .ct-locate {
  display: grid;
  gap: 26px;
}

.page-contact .ct-locate__media {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: var(--ct-hair);
}

.page-contact .ct-locate__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.page-contact .ct-locate__body {
  min-width: 0;
}

.page-contact .ct-facts {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line-steel);
  border: var(--ct-hair);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-contact .ct-facts__row {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: var(--ink-deep);
}

.page-contact .ct-facts__key {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.page-contact .ct-facts__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-primary);
  word-break: break-word;
}

.page-contact .ct-details {
  margin-top: 20px;
  border: var(--ct-hair);
  border-radius: var(--r-md);
  background: var(--ink-panel);
  overflow: hidden;
}

.page-contact .ct-details__sum {
  display: block;
  padding: 16px 18px;
  cursor: pointer;
  font-size: 14px;
  color: var(--accent-cyan);
  letter-spacing: 0.04em;
  list-style: none;
}

.page-contact .ct-details__sum::-webkit-details-marker {
  display: none;
}

.page-contact .ct-details__sum::before {
  content: "+";
  display: inline-block;
  width: 18px;
  font-family: var(--font-num);
  font-size: 18px;
  color: var(--accent-orange);
}

.page-contact .ct-details[open] .ct-details__sum::before {
  content: "–";
}

.page-contact .ct-details__body {
  padding: 0 18px 18px;
}

.page-contact .ct-details__body p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-muted);
}

.page-contact .ct-details__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 反馈节奏 ---------- */
.page-contact .ct-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .ct-flow__item {
  display: grid;
  gap: 8px;
  padding: 20px 18px 22px;
  background: var(--ink-panel);
  border: var(--ct-hair);
  border-radius: var(--r-md);
}

.page-contact .ct-flow__step {
  font-size: 34px;
  line-height: 1;
  color: var(--accent-orange);
  letter-spacing: 0.03em;
}

.page-contact .ct-flow__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.page-contact .ct-flow__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-muted);
}

/* ---------- 底部索引 ---------- */
.page-contact .ct-legend-block {
  padding-top: clamp(22px, 3vw, 32px);
  border-top: var(--ct-hair);
}

.page-contact .ct-legend-title {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-size: clamp(19px, 2.6vw, 25px);
  font-weight: 600;
  color: var(--text-primary);
}

.page-contact .ct-legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-legend__link {
  color: var(--accent-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 227, 210, 0.4);
}

.page-contact .ct-legend__link:hover {
  border-bottom-color: var(--accent-cyan);
}

.page-contact .ct-legend__note {
  color: var(--text-muted);
  font-size: 13px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .ct-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .ct-facts__row {
    grid-template-columns: 130px minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }

  .page-contact .ct-legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 28px;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 34px;
    align-items: start;
  }

  .page-contact .ct-locate {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: 32px;
  }

  .page-contact .ct-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

  .page-contact .ct-flow__item {
    background: transparent;
    border: 0;
    border-top: 2px solid var(--line-steel);
    border-radius: 0;
    padding: 22px 0 0;
  }

  .page-contact .ct-flow__item:first-child {
    border-top-color: var(--accent-orange);
  }
}

@media (min-width: 1040px) {
  .page-contact .ct-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .ct-hero__inner {
    grid-template-columns: minmax(0, 1fr);
  }
}
</style>
<<<PAGE_CSS_END>>>
</main>