.page-privacy {
  --p-measure: 68ch;
  --p-rail: 236px;
  background: var(--ink-950);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--step-17);
  line-height: 1.75;
  padding-bottom: 72px;
}

/* ---------- 页首呼吸区 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding-top: 20px;
  background-color: var(--ink-950);
  background-image:
    repeating-linear-gradient(to right, rgba(29, 62, 92, 0.5) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(to bottom, rgba(29, 62, 92, 0.28) 0 1px, transparent 1px 72px);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-hero .container {
  padding-block: 8px 36px;
}

.page-privacy .breadcrumbs {
  margin-bottom: 26px;
}

.page-privacy .privacy-file {
  margin: 0;
  padding-left: 10px;
  border-left: 2px solid var(--green);
  font-family: var(--font-mono);
  font-size: var(--step-11);
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-privacy .privacy-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(38px, 11vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-privacy .privacy-lede {
  max-width: 56ch;
  margin: 18px 0 0;
  font-size: var(--step-17);
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .privacy-visual {
  margin: 34px 0 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-visual img {
  display: block;
  width: 100%;
  height: clamp(148px, 26vw, 280px);
  object-fit: cover;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-visual .media-caption {
  display: block;
  padding: 10px clamp(16px, 5vw, 40px) 14px;
  font-size: var(--step-11);
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 主体非对称分栏 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: 30px;
  padding-block: 34px 0;
}

/* ---------- 章节目录 ---------- */
.page-privacy .privacy-toc {
  border: 1px solid var(--line);
  background: var(--ink-800);
  padding: 16px 16px 14px;
}

.page-privacy .privacy-toc-title {
  margin: 0 0 10px;
  font-size: var(--step-11);
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-privacy .privacy-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0 14px;
}

.page-privacy .privacy-toc-link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(29, 62, 92, 0.7);
  color: var(--text);
  font-size: var(--step-13);
  text-decoration: none;
  transition: color 160ms linear, padding-left 160ms linear;
}

.page-privacy .privacy-toc-link .numeric {
  font-family: var(--font-mono);
  font-size: var(--step-11);
  color: var(--green);
}

.page-privacy .privacy-toc-link:hover,
.page-privacy .privacy-toc-link:focus-visible {
  color: var(--cyan);
  padding-left: 6px;
  outline: none;
}

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

.page-privacy .privacy-toc-note {
  margin: 12px 0 0;
  font-size: var(--step-11);
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 条款正文 ---------- */
.page-privacy .privacy-body {
  max-width: var(--p-measure);
}

.page-privacy .clause {
  padding: 26px 0 30px;
  border-top: 1px solid var(--line);
}

.page-privacy .clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .clause-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 4px 12px;
  margin-bottom: 14px;
}

.page-privacy .clause-num {
  font-family: var(--font-mono);
  font-size: var(--step-13);
  letter-spacing: 0.1em;
  color: var(--green);
}

.page-privacy .clause-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 4.6vw, 30px);
  line-height: 1.26;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-privacy .clause-top {
  padding: 3px 8px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: var(--step-11);
  letter-spacing: 0.06em;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 140ms linear, color 140ms linear, border-color 140ms linear;
}

.page-privacy .clause-top:hover {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-950);
}

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

.page-privacy .clause p {
  margin: 0 0 16px;
}

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

.page-privacy .clause a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .clause-sub {
  margin: 20px 0 8px;
  font-size: var(--step-13);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-privacy .clause-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.page-privacy .clause-list li {
  position: relative;
  padding: 9px 0 9px 20px;
  border-bottom: 1px solid rgba(29, 62, 92, 0.55);
  font-size: var(--step-15);
  line-height: 1.62;
}

.page-privacy .clause-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 17px;
  width: 8px;
  height: 1px;
  background: var(--green);
}

.page-privacy .clause-note {
  background: var(--paper);
  color: var(--ink-950);
  border-left: 4px solid var(--amber);
  padding: 13px 15px;
  font-size: var(--step-15);
  line-height: 1.7;
}

.page-privacy .clause-note a {
  color: var(--ink-950);
}

.page-privacy .note-tag {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: var(--step-11);
  letter-spacing: 0.14em;
  color: #8a5a00;
}

/* ---------- 横向色带：保存期限 ---------- */
.page-privacy .clause-band {
  margin: 12px 0;
  padding: 26px clamp(16px, 4vw, 26px) 28px;
  background: var(--pitch);
  border-top: 1px solid var(--green);
  border-bottom: 1px solid var(--line);
}

/* ---------- 数据表 ---------- */
.page-privacy .table-wrap {
  margin: 0 0 18px;
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--ink-900);
  -webkit-overflow-scrolling: touch;
}

.page-privacy .data-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: var(--step-15);
  line-height: 1.5;
}

.page-privacy .data-table caption {
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--step-11);
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-privacy .data-table th {
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--ink-800);
  text-align: left;
  font-size: var(--step-11);
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--muted);
  white-space: nowrap;
}

.page-privacy .data-table td {
  padding: 11px 14px;
  border-bottom: 1px solid rgba(29, 62, 92, 0.5);
  vertical-align: top;
}

.page-privacy .data-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-privacy .data-table td:nth-child(2) {
  font-family: var(--font-mono);
  font-size: var(--step-13);
  color: var(--muted);
}

.page-privacy .data-table td:last-child {
  color: var(--amber);
}

/* ---------- 折叠问答 ---------- */
.page-privacy .accordion {
  border-top: 1px solid var(--line);
}

.page-privacy .accordion-item {
  border-bottom: 1px solid var(--line);
}

.page-privacy .accordion-trigger {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 14px 0;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--step-15);
  line-height: 1.6;
}

.page-privacy .accordion-trigger::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: var(--step-15);
  color: var(--cyan);
}

.page-privacy .accordion-trigger[aria-expanded="true"] {
  color: var(--amber);
}

.page-privacy .accordion-trigger[aria-expanded="true"]::after {
  content: "−";
  color: var(--amber);
}

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

.page-privacy .accordion-panel {
  padding: 0 0 16px;
  color: var(--muted);
  font-size: var(--step-15);
  line-height: 1.75;
}

.page-privacy .accordion-panel p {
  margin: 0;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-layout {
    gap: 36px;
  }

  .page-privacy .clause-head {
    gap: 6px 16px;
  }
}

@media (min-width: 1024px) {
  .page-privacy {
    padding-bottom: 96px;
  }

  .page-privacy .privacy-hero {
    padding-top: 30px;
  }

  .page-privacy .privacy-hero .container {
    padding-block: 10px 52px;
  }

  .page-privacy .privacy-visual {
    margin-top: 44px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: var(--p-rail) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
    padding-block: 52px 0;
  }

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

  .page-privacy .privacy-toc-list {
    grid-template-columns: 1fr;
  }

  .page-privacy .clause {
    padding: 32px 0 38px;
  }

  .page-privacy .clause-band {
    padding: 32px clamp(20px, 3vw, 32px) 34px;
  }
}

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