.page-privacy {
  --prv-rule: rgba(27, 20, 16, 0.14);
  --prv-rule-soft: rgba(79, 111, 102, 0.28);
  --prv-ink-text: rgba(27, 20, 16, 0.8);
  background: var(--paper);
  color: var(--espresso);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: 22px 0 44px;
  overflow: hidden;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: auto -18% -60% 40%;
  height: 380px;
  background: radial-gradient(circle at 50% 50%, rgba(200, 255, 61, 0.16), transparent 68%);
  pointer-events: none;
}

.page-privacy .privacy-hero .breadcrumb {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--metal);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-privacy .privacy-hero .breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-privacy .privacy-hero .breadcrumb a:hover,
.page-privacy .privacy-hero .breadcrumb a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime-line);
}

.page-privacy .privacy-hero .breadcrumb-sep {
  color: var(--mist);
}

.page-privacy .privacy-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
  margin-top: 26px;
}

.page-privacy .privacy-hero-copy .overline-note {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lime);
  margin: 0 0 14px;
  text-transform: uppercase;
}

.page-privacy .privacy-hero h1 {
  margin: 0;
  font-size: clamp(32px, 6.6vw, 60px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-weight: 800;
  max-width: 16em;
}

.page-privacy .privacy-lead {
  margin: 18px 0 0;
  font-size: 15.5px;
  line-height: 1.68;
  color: var(--text-dim);
  max-width: 52ch;
}

.page-privacy .privacy-chips {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .privacy-chips li {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--paper);
  border: 1px solid var(--mist);
  border-radius: var(--radius-pill);
  padding: 6px 12px;
  background: rgba(11, 47, 39, 0.7);
}

.page-privacy .privacy-hero-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--mist);
  background: var(--ink-2);
  box-shadow: 0 24px 60px rgba(5, 24, 20, 0.55);
}

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

/* ---------- 正文布局 ---------- */
.page-privacy .privacy-body {
  padding: 34px 0 72px;
}

.page-privacy .privacy-layout {
  display: grid;
  gap: 26px;
}

/* ---------- 章节目录 ---------- */
.page-privacy .privacy-toc {
  background: var(--ink-2);
  color: var(--text-dim);
  border-radius: var(--radius-lg);
  padding: 20px 18px;
  align-self: start;
}

.page-privacy .privacy-toc-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--metal);
}

.page-privacy .privacy-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-privacy .privacy-toc-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-pill);
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.35;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.22s var(--ease), color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-privacy .privacy-toc-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist-soft);
}

.page-privacy .privacy-toc-link:hover,
.page-privacy .privacy-toc-link:focus-visible {
  background: rgba(200, 255, 61, 0.12);
  border-color: var(--lime-line);
  color: var(--lime);
}

.page-privacy .privacy-toc-link:hover .privacy-toc-num,
.page-privacy .privacy-toc-link:focus-visible .privacy-toc-num {
  color: var(--lime);
}

.page-privacy .privacy-toc-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(140, 151, 147, 0.28);
  font-size: 12px;
  color: var(--metal);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.page-privacy .privacy-version {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  background: var(--lime);
  color: var(--ink);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
  white-space: nowrap;
}

/* ---------- 文章区块 ---------- */
.page-privacy .privacy-section {
  padding: 30px 0;
  border-top: 1px solid var(--prv-rule);
}

.page-privacy .privacy-section:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-privacy .privacy-section-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.page-privacy .privacy-section-num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--ruby);
  flex: 0 0 auto;
}

.page-privacy .privacy-section h2 {
  margin: 0;
  font-size: clamp(22px, 4vw, 32px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--espresso);
}

.page-privacy .privacy-text {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--prv-ink-text);
  max-width: 66ch;
}

.page-privacy .privacy-text:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-text a {
  color: var(--ruby);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 74, 43, 0.4);
  padding-bottom: 1px;
}

.page-privacy .privacy-text a:hover,
.page-privacy .privacy-text a:focus-visible {
  border-bottom-color: var(--ruby);
  color: var(--ink-2);
}

/* 定义列表 */
.page-privacy .privacy-defs {
  margin: 20px 0 18px;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .privacy-def {
  padding: 15px 0;
  border-top: 1px solid var(--prv-rule-soft);
  display: grid;
  gap: 6px;
}

.page-privacy .privacy-def:last-child {
  border-bottom: 1px solid var(--prv-rule-soft);
}

.page-privacy .privacy-def dt {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-2);
  letter-spacing: 0.01em;
}

.page-privacy .privacy-def dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--prv-ink-text);
}

/* 要点列表 */
.page-privacy .privacy-list {
  list-style: none;
  margin: 18px 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 68ch;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--prv-ink-text);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--ruby);
}

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

/* 折叠说明 */
.page-privacy .privacy-details {
  margin: 20px 0 6px;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-details details {
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--prv-rule);
  border-radius: var(--radius-md);
  padding: 0 16px;
}

.page-privacy .privacy-details details[open] {
  border-color: rgba(79, 111, 102, 0.5);
  background: rgba(255, 255, 255, 0.78);
}

.page-privacy .privacy-details summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-2);
}

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

.page-privacy .privacy-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--ruby);
  flex: 0 0 auto;
}

.page-privacy .privacy-details details[open] summary::after {
  content: "–";
}

.page-privacy .privacy-details summary:focus-visible {
  outline: 2px solid var(--ink-2);
  outline-offset: 4px;
  border-radius: 6px;
}

.page-privacy .privacy-details p {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--prv-ink-text);
  max-width: 62ch;
}

/* 联系卡 */
.page-privacy .privacy-contact {
  margin: 22px 0 20px;
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  border-left: 5px solid var(--lime);
}

.page-privacy .privacy-contact-label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--metal);
}

.page-privacy .privacy-contact-mail {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.6vw, 21px);
  line-height: 1.35;
  color: var(--lime);
  word-break: break-all;
}

.page-privacy .privacy-contact-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text-dim);
}

/* 版本时间线 */
.page-privacy .privacy-timeline {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .privacy-timeline li {
  display: grid;
  gap: 8px;
  padding: 16px 0;
  border-top: 1px solid var(--prv-rule-soft);
  position: relative;
  padding-left: 16px;
}

.page-privacy .privacy-timeline li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mist);
}

.page-privacy .privacy-timeline li:first-child::before {
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(200, 255, 61, 0.28);
}

.page-privacy .privacy-timeline-tag {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  background: var(--espresso);
  color: var(--paper);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
  justify-self: start;
}

.page-privacy .privacy-timeline li:first-child .privacy-timeline-tag {
  background: var(--lime);
  color: var(--ink);
}

.page-privacy .privacy-timeline-title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--espresso);
}

.page-privacy .privacy-timeline-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--prv-ink-text);
  max-width: 64ch;
}

/* 结尾操作条 */
.page-privacy .privacy-end {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--prv-rule);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.page-privacy .privacy-back {
  border-color: var(--ink-2);
  color: var(--ink-2);
}

.page-privacy .privacy-back:hover,
.page-privacy .privacy-back:focus-visible {
  background: var(--ink-2);
  color: var(--paper);
}

.page-privacy .privacy-totop {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  cursor: pointer;
  background: var(--ink-2);
  color: var(--lime);
  border: 1px solid var(--ink-2);
  border-radius: var(--radius-pill);
  padding: 10px 18px;
  transition: background 0.22s var(--ease), color 0.22s var(--ease);
}

.page-privacy .privacy-totop:hover,
.page-privacy .privacy-totop:focus-visible {
  background: var(--lime);
  color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-hero {
    padding: 26px 0 56px;
  }

  .page-privacy .privacy-lead {
    font-size: 16.5px;
  }

  .page-privacy .privacy-body {
    padding: 44px 0 88px;
  }

  .page-privacy .privacy-def {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-privacy .privacy-def dt {
    padding-top: 2px;
  }

  .page-privacy .privacy-timeline li {
    grid-template-columns: 82px minmax(0, 1fr);
    gap: 18px;
    padding-left: 20px;
  }

  .page-privacy .privacy-timeline-tag {
    justify-self: start;
  }

  .page-privacy .privacy-contact {
    padding: 26px 26px;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 48px;
    margin-top: 34px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 274px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 96px;
    padding: 24px 20px;
  }

  .page-privacy .privacy-section {
    padding: 38px 0;
  }

  .page-privacy .privacy-section h2 {
    font-size: 32px;
  }

  .page-privacy .privacy-text {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc-link,
  .page-privacy .privacy-totop,
  .page-privacy .privacy-text a {
    transition: none;
  }
}