/* ===== page-contact 联系与反馈 ===== */
.page-contact {
  --cp-deep: #0E2240;
  --cp-soft: rgba(18, 41, 74, .72);
  --cp-shadow: 0 26px 52px -36px rgba(0, 0, 0, .95);
}

.page-contact .section-head {
  margin-bottom: 0;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: 6px;
}

.page-contact .contact-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: end;
}

.page-contact .contact-hero__title {
  margin: 14px 0 18px;
  max-width: 19ch;
}

.page-contact .contact-hero__lede {
  margin: 0;
  max-width: 50ch;
}

.page-contact .status-panel {
  position: relative;
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: linear-gradient(165deg, var(--cp-deep) 0%, var(--panel) 55%, var(--arena) 100%);
  box-shadow: var(--cp-shadow);
  overflow: hidden;
}

.page-contact .status-panel::after {
  content: "";
  position: absolute;
  inset: auto -60px -80px auto;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(56, 225, 255, .22), transparent 68%);
  pointer-events: none;
}

.page-contact .status-panel__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--neon);
  letter-spacing: .04em;
}

.page-contact .status-list {
  display: grid;
  gap: 0;
  margin: 0;
}

.page-contact .status-list__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(30, 58, 99, .75);
}

.page-contact .status-list__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .status-list dt {
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

.page-contact .status-list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--mist);
  text-align: right;
  line-height: 1.5;
}

/* ---------- 横幅图 ---------- */
.page-contact .contact-banner__frame {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--r-frame);
  overflow: hidden;
  background: var(--panel);
}

.page-contact .contact-banner__frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-contact .contact-banner__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 34px 22px 16px;
  font-size: 13px;
  color: var(--mist);
  background: linear-gradient(to top, rgba(5, 11, 22, .9), rgba(5, 11, 22, 0));
}

/* ---------- 渠道区 ---------- */
.page-contact .contact-channels__lede {
  margin: 14px 0 0;
  max-width: 58ch;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.75;
}

.page-contact .contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: 38px;
}

.page-contact .contact-layout__cards {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-contact .channel-card {
  --card-accent: var(--cyan);
  position: relative;
  padding: 24px 22px 24px 30px;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: linear-gradient(150deg, var(--cp-soft), rgba(11, 27, 51, .92));
  overflow: hidden;
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}

.page-contact .channel-card--mail { --card-accent: var(--neon); }
.page-contact .channel-card--call { --card-accent: var(--flare); }
.page-contact .channel-card--post { --card-accent: var(--cyan); }

.page-contact .channel-card:hover {
  transform: translateY(-3px);
  border-color: var(--card-accent);
  box-shadow: 0 22px 46px -34px var(--card-accent);
}

.page-contact .channel-card__bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  border-radius: 0 6px 6px 0;
  background: var(--card-accent);
  transition: width .32s ease;
}

.page-contact .channel-card:hover .channel-card__bar {
  width: 13px;
}

.page-contact .channel-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 14px;
}

.page-contact .channel-card__title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--mist);
}

.page-contact .channel-card__tag {
  border: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  background: rgba(5, 11, 22, .5);
}

.page-contact .channel-card__value {
  display: block;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.6vw, 22px);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-contact .channel-card__value--large {
  font-size: clamp(22px, 6vw, 32px);
  letter-spacing: .06em;
}

.page-contact .channel-card__value--plain {
  font-size: clamp(16px, 3.4vw, 20px);
  font-weight: 600;
  letter-spacing: .02em;
}

.page-contact .channel-card__body {
  margin: 0 0 16px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-contact .channel-card__list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel-card__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .channel-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 9px;
  height: 2px;
  border-radius: 2px;
  background: var(--card-accent);
}

.page-contact .channel-card__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: start;
}

.page-contact .city-grid {
  width: 100%;
  max-width: 180px;
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  background: var(--arena);
}

.page-contact .city-grid img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

/* ---------- 右侧要点面板 ---------- */
.page-contact .contact-layout__side {
  align-self: start;
}

.page-contact .contact-brief {
  position: relative;
  padding: 30px 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-frame);
  background: linear-gradient(180deg, var(--cp-deep), var(--panel));
  overflow: hidden;
}

.page-contact .contact-brief::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--flare), var(--neon) 58%, var(--cyan));
}

.page-contact .contact-brief__title {
  margin: 12px 0 20px;
  font-size: clamp(19px, 3.4vw, 24px);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: .01em;
  color: var(--mist);
}

.page-contact .brief-fields {
  display: grid;
  gap: 10px;
  margin: 0 0 22px;
}

.page-contact .brief-fields__row {
  display: grid;
  gap: 5px;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(5, 11, 22, .42);
}

.page-contact .brief-fields__row dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-contact .brief-fields__row dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-contact .contact-brief__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-start;
}

/* ---------- 处理流程 ---------- */
.page-contact .flow-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .flow-step {
  display: grid;
  gap: 9px;
  align-content: start;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: linear-gradient(180deg, rgba(18, 41, 74, .92), rgba(11, 27, 51, .92));
  transition: border-color .28s ease, transform .28s ease;
}

.page-contact .flow-step:hover {
  transform: translateY(-3px);
  border-color: rgba(182, 255, 59, .55);
}

.page-contact .flow-step__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--neon);
}

.page-contact .flow-step__title {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--mist);
}

.page-contact .flow-step__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 合作 ---------- */
.page-contact .coop-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 32px;
}

.page-contact .coop-intro p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 46ch;
}

.page-contact .coop-intro__link {
  display: inline-block;
  color: var(--cyan);
  font-size: 15px;
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 225, 255, .45);
  padding-bottom: 3px;
  transition: color .24s ease, border-color .24s ease;
}

.page-contact .coop-intro__link:hover {
  color: var(--neon);
  border-color: var(--neon);
}

.page-contact .coop-details {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-contact .coop-item {
  border: 1px solid var(--line);
  border-radius: var(--r-card);
  background: linear-gradient(150deg, var(--cp-soft), rgba(11, 27, 51, .9));
  overflow: hidden;
  transition: border-color .26s ease;
}

.page-contact .coop-item:hover,
.page-contact .coop-item[open] {
  border-color: rgba(56, 225, 255, .5);
}

.page-contact .coop-item > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  font-size: 16px;
  font-weight: 600;
  color: var(--mist);
  cursor: pointer;
  list-style: none;
}

.page-contact .coop-item > summary::-webkit-details-marker {
  display: none;
}

.page-contact .coop-item > summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1;
  color: var(--neon);
  flex-shrink: 0;
}

.page-contact .coop-item[open] > summary::after {
  content: "–";
  color: var(--flare);
}

.page-contact .coop-item__body {
  padding: 0 20px 20px;
  border-top: 1px solid rgba(30, 58, 99, .7);
  margin-top: 0;
}

.page-contact .coop-item__body p {
  margin: 16px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
  max-width: 60ch;
}

/* ---------- 常见问题快捷入口 ---------- */
.page-contact .faq-list {
  display: grid;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .faq-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(18, 41, 74, .68);
  color: var(--mist);
  font-size: 15px;
  line-height: 1.55;
  text-decoration: none;
  transition: border-color .26s ease, background .26s ease, transform .26s ease;
}

.page-contact .faq-link:hover {
  border-color: var(--cyan);
  background: rgba(18, 41, 74, .95);
  transform: translateX(4px);
}

.page-contact .faq-link__arrow {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: 7fr 5fr;
    gap: 44px;
  }

  .page-contact .status-panel {
    padding: 26px 24px;
  }

  .page-contact .channel-card {
    padding: 26px 26px 26px 34px;
  }

  .page-contact .channel-card__inner {
    grid-template-columns: minmax(0, 1fr) 168px;
    gap: 24px;
  }

  .page-contact .city-grid {
    max-width: 168px;
  }

  .page-contact .contact-brief {
    padding: 32px 26px 26px;
  }

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

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

@media (min-width: 1000px) {
  .page-contact .contact-hero {
    padding-top: 16px;
  }

  .page-contact .contact-layout {
    grid-template-columns: 7fr 5fr;
    gap: 40px;
  }

  .page-contact .contact-layout__side {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-contact .coop-grid {
    grid-template-columns: 5fr 7fr;
    gap: 52px;
    align-items: start;
  }

  .page-contact .flow-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .faq-list {
    margin-top: 34px;
  }
}
</final>