.page-privacy {
  --privacy-body-max: 42rem;
  --privacy-rule: 1px solid var(--line);
  padding-bottom: 88px;
}

.page-privacy .privacy-sep {
  margin: 0 8px;
  color: var(--muted);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  padding-top: 28px;
  padding-bottom: 40px;
}

.page-privacy .privacy-hero__grid {
  display: grid;
  gap: 32px;
}

.page-privacy .privacy-hero__index {
  display: inline-block;
  margin: 0 0 16px;
  padding: 4px 10px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-narrow);
  font-size: 38px;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.page-privacy .privacy-hero__lede {
  margin: 0;
  max-width: 40rem;
  font-size: 16px;
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .privacy-meta {
  margin: 0;
  padding: 20px;
  display: grid;
  gap: 16px;
  background: var(--panel);
  border: var(--privacy-rule);
  border-radius: var(--radius);
}

.page-privacy .privacy-meta__row {
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-meta__key {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .privacy-meta__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}

/* ---------- 首屏视觉 ---------- */

.page-privacy .privacy-visual {
  margin: 0 0 56px;
}

/* ---------- 主体布局 ---------- */

.page-privacy .privacy-layout {
  display: grid;
  gap: 40px;
}

.page-privacy .privacy-toc {
  border-top: 2px solid var(--accent);
  padding-top: 16px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .privacy-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.page-privacy .privacy-toc__item a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  min-height: 44px;
  padding: 10px 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) ease, border-color var(--t-fast) ease;
}

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

.page-privacy .privacy-toc__num {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* ---------- 条款章节 ---------- */

.page-privacy .privacy-body {
  min-width: 0;
}

.page-privacy .privacy-section {
  padding-top: 32px;
  border-top: var(--privacy-rule);
  scroll-margin-top: 120px;
}

.page-privacy .privacy-section + .privacy-section {
  margin-top: 48px;
}

.page-privacy .privacy-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .privacy-section__num {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-family: var(--font-narrow);
  font-size: 22px;
  line-height: 1.35;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-privacy .privacy-section .prose {
  max-width: var(--privacy-body-max);
}

.page-privacy .privacy-section .prose p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
}

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

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

/* ---------- 列表 ---------- */

.page-privacy .privacy-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  max-width: var(--privacy-body-max);
  display: grid;
  gap: 14px;
  counter-reset: privacy-item;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .privacy-list li::before {
  counter-increment: privacy-item;
  content: counter(privacy-item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-privacy .privacy-list strong {
  color: var(--ink);
  font-weight: 600;
}

.page-privacy .privacy-list--steps {
  border-left: 2px solid var(--line);
  padding-left: 18px;
}

.page-privacy .privacy-list--steps li::before {
  content: "→";
  color: var(--accent);
}

/* ---------- 用途三段 ---------- */

.page-privacy .privacy-uses {
  display: grid;
  gap: 16px;
  margin: 20px 0 24px;
}

.page-privacy .privacy-use {
  padding: 18px;
  background: var(--panel);
  border: var(--privacy-rule);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
}

.page-privacy .privacy-use__icon {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-privacy .privacy-use__title {
  margin: 0 0 8px;
  font-size: 16px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--ink);
}

.page-privacy .privacy-use p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 保留时间表 ---------- */

.page-privacy .privacy-retention {
  margin: 20px 0 24px;
  max-width: var(--privacy-body-max);
  display: grid;
  gap: 0;
  border-top: var(--privacy-rule);
}

.page-privacy .privacy-retention__row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: var(--privacy-rule);
}

.page-privacy .privacy-retention__row dt {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.page-privacy .privacy-retention__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 联系方式 ---------- */

.page-privacy .privacy-contact {
  margin: 22px 0 26px;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-contact__card {
  padding: 20px;
  background: var(--panel);
  border: var(--privacy-rule);
  border-top: 2px solid var(--accent);
  border-radius: var(--radius);
}

.page-privacy .privacy-contact__key {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .privacy-contact__val {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--cyan);
  word-break: break-word;
}

.page-privacy .privacy-contact__hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 页尾注释 ---------- */

.page-privacy .privacy-footnote {
  margin-top: 56px;
  padding-top: 20px;
  border-top: 2px solid var(--line);
}

.page-privacy .privacy-footnote__line {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-privacy .privacy-footnote__note {
  margin: 0;
  max-width: var(--privacy-body-max);
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-privacy .privacy-hero__title {
    font-size: 44px;
  }

  .page-privacy .privacy-uses {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-privacy .privacy-retention__row {
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 64px;
    align-items: start;
  }

  .page-privacy .privacy-hero {
    padding-top: 40px;
    padding-bottom: 48px;
  }

  .page-privacy .privacy-hero__title {
    font-size: 48px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 72px;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 104px;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }

  .page-privacy .privacy-toc__item a {
    width: 100%;
    padding: 9px 0;
    border-bottom: 1px solid transparent;
  }

  .page-privacy .privacy-toc__item a:hover,
  .page-privacy .privacy-toc__item a:focus-visible {
    border-bottom-color: transparent;
    padding-left: 6px;
    border-left: 2px solid var(--cyan);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__item a {
    transition: none;
  }
}