/* ===== 隐私声明 · 页面专属样式（作用域 .page-privacy） ===== */
.page-privacy {
  --p-line: rgba(42, 36, 52, 0.14);
  --p-fill: rgba(21, 11, 38, 0.04);
  --p-link: #16756D;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

/* ---- 顶部深色区 ---- */
.page-privacy .privacy-masthead {
  background: var(--night);
  color: var(--paper);
  padding: calc(var(--header-h) + 44px) var(--gutter) clamp(36px, 6vw, 64px);
}

.page-privacy .privacy-masthead-inner,
.page-privacy .privacy-band {
  max-width: var(--shell);
  margin: 0 auto;
}

.page-privacy .privacy-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(22px, 4vw, 40px);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ash);
}

.page-privacy .privacy-crumb a {
  color: var(--cyan);
  text-decoration: none;
  border-radius: 4px;
}

.page-privacy .privacy-crumb a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-crumb a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-privacy .privacy-eyebrow {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--gold);
}

.page-privacy .privacy-h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 9vw, 84px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--paper);
  text-shadow: 0 0 34px rgba(255, 46, 136, 0.32);
}

.page-privacy .privacy-lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--ash);
}

.page-privacy .privacy-band-frame {
  margin: clamp(28px, 4vw, 48px) 0 0;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid rgba(34, 224, 214, 0.22);
  background: linear-gradient(120deg, var(--deep), var(--night));
}

.page-privacy .privacy-band-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (min-width: 860px) {
  .page-privacy .privacy-band-frame {
    aspect-ratio: 1200 / 330;
  }
}

/* ---- 主体：目录 + 长文 ---- */
.page-privacy .privacy-layout {
  max-width: var(--shell);
  margin: 0 auto;
  padding: clamp(40px, 6vw, 76px) var(--gutter) clamp(64px, 9vw, 120px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
}

.page-privacy .privacy-toc {
  align-self: start;
  border: 1px solid var(--p-line);
  border-radius: var(--radius-s);
  background: #FBF7F1;
  padding: 18px 16px;
}

.page-privacy .privacy-toc-label {
  margin: 0 0 12px;
  padding-left: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.page-privacy .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .toc-link {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 9px 10px;
  border-radius: 10px;
  border-left: 2px solid transparent;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.5;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-privacy .toc-link:hover {
  background: rgba(34, 224, 214, 0.13);
  color: var(--ink);
  border-left-color: var(--cyan);
}

.page-privacy .toc-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-privacy .toc-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--clay);
}

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }
}

/* ---- 章节 ---- */
.page-privacy .privacy-section {
  border-top: 1px solid var(--p-line);
  padding-top: clamp(20px, 3vw, 30px);
  transition: background 200ms var(--ease);
}

.page-privacy .privacy-section + .privacy-section {
  margin-top: clamp(30px, 4vw, 48px);
}

.page-privacy .privacy-section:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .privacy-section:target .privacy-title {
  color: var(--clay);
}

.page-privacy .privacy-section:target .privacy-num {
  background: var(--magenta);
  color: var(--paper);
}

.page-privacy .privacy-summary {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 14px;
  gap: 14px;
  align-items: center;
  padding: 4px 2px clamp(14px, 2vw, 18px);
  cursor: pointer;
  list-style: none;
  border-radius: 8px;
}

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

.page-privacy .privacy-summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-privacy .privacy-num {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-s);
  background: var(--deep);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  transition: background 200ms var(--ease), color 200ms var(--ease);
}

.page-privacy .privacy-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.6vw, 27px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink);
  transition: color 200ms var(--ease);
}

.page-privacy .privacy-toggle {
  justify-self: end;
  width: 10px;
  height: 10px;
  margin-bottom: 3px;
  border-right: 2px solid var(--ink-soft);
  border-bottom: 2px solid var(--ink-soft);
  transform: rotate(45deg);
  transition: transform 200ms var(--ease);
}

.page-privacy .privacy-section[open] .privacy-toggle {
  transform: rotate(-135deg);
}

.page-privacy .privacy-body {
  max-width: 68ch;
  padding: 0 2px 8px;
}

.page-privacy .privacy-body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-privacy .privacy-body p:last-child {
  margin-bottom: 4px;
}

.page-privacy .privacy-body a {
  color: var(--p-link);
  text-decoration: underline;
  text-decoration-color: rgba(34, 224, 214, 0.65);
  text-underline-offset: 3px;
  transition: color 160ms var(--ease), text-decoration-color 160ms var(--ease);
}

.page-privacy .privacy-body a:hover {
  color: var(--magenta);
  text-decoration-color: var(--magenta);
}

.page-privacy .privacy-body a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 3px;
}

/* ---- 列表 ---- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.82;
  color: var(--ink);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--magenta);
}

.page-privacy .privacy-list strong {
  font-weight: 700;
  color: var(--deep);
}

/* ---- 保存期限卡片 ---- */
.page-privacy .retention-grid {
  display: grid;
  gap: 12px;
  margin: 0 0 22px;
}

@media (min-width: 720px) {
  .page-privacy .retention-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

.page-privacy .retention-item {
  border: 1px solid var(--p-line);
  border-radius: var(--radius-s);
  background: var(--p-fill);
  padding: 16px 18px;
}

.page-privacy .retention-k {
  margin: 0 0 6px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--deep);
}

.page-privacy .retention-v {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-privacy .privacy-note {
  margin: 0 0 16px;
  padding-left: 16px;
  border-left: 2px solid var(--p-line);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---- 联系方式面板 ---- */
.page-privacy .contact-panel {
  max-width: 68ch;
  margin: 0 0 20px;
  padding: 18px 20px;
  border: 1px solid var(--p-line);
  border-left: 3px solid var(--moss);
  border-radius: var(--radius-s);
  background: rgba(79, 122, 91, 0.08);
}

.page-privacy .contact-label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--moss);
}

.page-privacy .contact-value {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2vw, 18px);
  font-weight: 600;
  color: var(--ink);
  word-break: break-all;
}

.page-privacy .contact-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---- 打印 ---- */
@media print {
  .page-privacy {
    background: #fff;
    color: #000;
  }

  .page-privacy .privacy-masthead {
    background: #fff;
    color: #000;
    padding: 0 0 18px;
  }

  .page-privacy .privacy-h1 {
    color: #000;
    text-shadow: none;
    font-size: 30px;
  }

  .page-privacy .privacy-lede,
  .page-privacy .privacy-crumb {
    color: #333;
  }

  .page-privacy .privacy-band-frame,
  .page-privacy .privacy-toc,
  .page-privacy .privacy-toggle {
    display: none;
  }

  .page-privacy .privacy-layout {
    display: block;
    max-width: none;
    padding: 0;
  }

  .page-privacy .privacy-summary {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .page-privacy .privacy-num {
    background: none;
    color: #000;
    border: 1px solid #999;
  }

  .page-privacy .privacy-list li::before {
    background: #666;
  }

  .page-privacy .privacy-section {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .page-privacy .privacy-body {
    max-width: none;
  }
}