/* ===== 联系与反馈 · 页面专属样式 ===== */

.page-contact .contact-topline {
  padding-top: 16px;
}

.page-contact .contact-hero {
  padding-top: 16px;
  padding-bottom: 30px;
}

.page-contact .contact-hero-copy {
  max-width: 68ch;
}

.page-contact .contact-hero-copy .display-title {
  margin: 12px 0 0;
}

.page-contact .contact-hero-copy .lede {
  margin: 20px 0 0;
}

.page-contact .contact-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--gray);
}

.page-contact .contact-hero-meta strong {
  color: var(--gold);
  font-weight: 600;
}

/* ---------- 分屏骨架 ---------- */

.page-contact .contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  padding-bottom: 72px;
}

.page-contact .contact-axis {
  padding: 20px 18px;
  border-radius: var(--radius-lg);
}

.page-contact .axis-label {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--teal);
}

.page-contact .axis-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .axis-link {
  display: block;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(6, 11, 22, 0.38);
  color: var(--mist);
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}

.page-contact .axis-link:hover {
  color: var(--teal);
  border-color: var(--line-strong);
}

.page-contact .axis-link[data-active="true"] {
  color: var(--ink-900);
  background: var(--teal);
  border-color: var(--teal);
  box-shadow: var(--shadow-glow);
}

.page-contact .axis-note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray);
}

.page-contact .contact-canvas {
  display: grid;
  gap: 58px;
  min-width: 0;
}

/* ---------- 区块通用 ---------- */

.page-contact .contact-block {
  min-width: 0;
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-contact .block-head {
  display: grid;
  gap: 10px;
  margin-bottom: 26px;
}

.page-contact .block-index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-contact .block-head .section-title {
  margin: 0;
  max-width: 24ch;
}

.page-contact .block-lede {
  margin: 0;
  max-width: 60ch;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .prose {
  margin: 24px 0 0;
  max-width: 68ch;
}

.page-contact .prose a {
  color: var(--volt);
  text-decoration: none;
  border-bottom: 1px solid rgba(91, 140, 255, 0.42);
}

.page-contact .prose a:hover {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

/* ---------- 01 联系方式 ---------- */

.page-contact .channel-list {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-contact .channel-row {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
}

.page-contact .channel-row + .channel-row {
  border-top: 1px solid var(--line-soft);
}

.page-contact .channel-label {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--gray);
}

.page-contact .channel-value {
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.6;
  color: var(--mist);
  word-break: break-word;
}

.page-contact .channel-value--mail {
  color: var(--teal);
}

.page-contact .channel-value--icp {
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--gray);
}

.page-contact .channel-note {
  margin: 22px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--teal);
  max-width: 66ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.9;
  color: var(--mist);
}

.page-contact .contact-figure {
  margin: 30px 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(14, 59, 58, 0.55), rgba(6, 11, 22, 0.92));
}

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-figure--support img {
  aspect-ratio: 10 / 7;
}

/* ---------- 02 勘误指引 ---------- */

.page-contact .brief-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .brief-item {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .brief-key {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--teal);
}

.page-contact .brief-key::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 10px;
  border-radius: 50%;
  background: currentColor;
  vertical-align: 2px;
}

.page-contact .brief-text {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .flag-brick {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 22px 0 0;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: rgba(196, 71, 58, 0.12);
  border: 1px solid rgba(196, 71, 58, 0.38);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .flag-brick::before {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--brick);
}

/* ---------- 03 入口咨询 ---------- */

.page-contact .help-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-contact .contact-tile {
  padding: 22px 20px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-contact .tile-title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--mist);
}

.page-contact .tile-text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray);
}

/* ---------- 04 处理流程 ---------- */

.page-contact .cadence-track {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 0 26px;
}

.page-contact .cadence-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-contact .cadence-step {
  padding-top: 16px;
  border-top: 2px solid var(--line-strong);
  min-width: 0;
}

.page-contact .step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: .04em;
  color: var(--gold);
}

.page-contact .step-title {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--mist);
}

.page-contact .step-text {
  margin: 8px 0 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray);
}

/* ---------- 05 受理范围 ---------- */

.page-contact .scope-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--line-soft);
}

.page-contact .scope-item {
  padding: 22px 0;
  border-bottom: 1px solid var(--line-soft);
  min-width: 0;
}

.page-contact .scope-item h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--mist);
}

.page-contact .scope-item p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.9;
  color: var(--gray);
}

.page-contact .scope-note {
  margin: 26px 0 0;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: rgba(14, 59, 58, 0.45);
  border: 1px solid var(--line-soft);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.85;
  color: var(--gray);
}

.page-contact .scope-note a {
  color: var(--volt);
  text-decoration: none;
  border-bottom: 1px solid rgba(91, 140, 255, 0.4);
}

.page-contact .scope-note a:hover {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

/* ---------- 06 常见场景 ---------- */

.page-contact .scenario-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-contact .scenario-item {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 22px 20px 20px;
  border-radius: var(--radius);
  background: rgba(6, 11, 22, 0.5);
  border: 1px solid var(--line);
  min-width: 0;
}

.page-contact .scenario-actor {
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--teal);
}

.page-contact .scenario-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--mist);
}

.page-contact .scenario-text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-contact .contact-topline {
    padding-top: 22px;
  }

  .page-contact .contact-hero {
    padding-top: 26px;
    padding-bottom: 40px;
  }

  .page-contact .channel-row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
    padding: 20px 24px;
  }

  .page-contact .brief-item {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 28px;
    align-items: baseline;
  }

  .page-contact .help-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-contact .cadence-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px 30px;
  }

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

@media (min-width: 860px) {
  .page-contact .scope-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .scope-item {
    padding: 0 28px;
    border-bottom: 0;
    border-left: 1px solid var(--line-soft);
  }

  .page-contact .scope-item:first-child {
    padding-left: 0;
    border-left: 0;
  }

  .page-contact .scope-item:last-child {
    padding-right: 0;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-layout {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
    padding-bottom: 96px;
  }

  .page-contact .contact-axis {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    padding: 24px 22px;
  }

  .page-contact .axis-list {
    display: block;
  }

  .page-contact .axis-list > li + li {
    margin-top: 6px;
  }

  .page-contact .axis-link {
    padding: 11px 16px;
  }

  .page-contact .contact-canvas {
    gap: 78px;
  }
}

@media (min-width: 1100px) {
  .page-contact .cadence-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .axis-link {
    transition: none;
  }
}