.page-privacy {
  --pv-line: rgba(23, 20, 16, 0.16);
  --pv-line-strong: rgba(23, 20, 16, 0.44);
  --pv-text: rgba(23, 20, 16, 0.86);
  --pv-cream: rgba(255, 255, 255, 0.52);
  background: var(--paper-100);
  color: var(--brown-900);
  font-family: var(--font-sans);
  padding-bottom: 64px;
}

.page-privacy .crumbs {
  padding-top: 18px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--steel-500);
}

.page-privacy .crumbs a {
  color: var(--brown-900);
  text-decoration: none;
  border-bottom: 1px solid var(--pv-line-strong);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .crumbs a:hover,
.page-privacy .crumbs a:focus-visible {
  color: var(--teal-700);
  border-color: var(--teal-700);
}

.page-privacy .crumbs__sep {
  margin: 0 8px;
  color: var(--steel-500);
}

/* ---------- 页首 ---------- */
.page-privacy .pv-masthead {
  display: grid;
  gap: 26px;
  padding: 22px 0 32px;
  border-bottom: 1px solid var(--pv-line-strong);
}

.page-privacy .pv-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 4px 10px;
  border: 1px solid var(--pv-line-strong);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--brown-900);
}

.page-privacy .pv-badge .mono {
  color: var(--orange-500);
  font-weight: 700;
}

.page-privacy h1 {
  margin: 16px 0 0;
  font-size: clamp(30px, 7.4vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-privacy .pv-lead {
  margin: 16px 0 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--pv-text);
}

.page-privacy .pv-lead a {
  color: var(--teal-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pv-figure {
  margin: 0;
}

.page-privacy .pv-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--pv-line-strong);
}

.page-privacy .pv-figure figcaption {
  margin-top: 9px;
  font-size: 12px;
  line-height: 1.65;
  color: var(--steel-500);
}

/* ---------- 双栏文档 ---------- */
.page-privacy .pv-doc {
  padding-top: 30px;
}

.page-privacy .pv-toc {
  border-top: 3px solid var(--brown-900);
  padding-top: 12px;
  margin-bottom: 30px;
}

.page-privacy .pv-toc__head {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--steel-500);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .pv-toc__list li {
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--brown-900);
  text-decoration: none;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--teal-700);
  padding-left: 4px;
}

.page-privacy .pv-toc__list .mono {
  font-size: 11.5px;
  color: var(--steel-500);
}

.page-privacy .pv-toc__meta {
  margin: 12px 0 0;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--steel-500);
}

/* ---------- 条款 ---------- */
.page-privacy .pv-clause {
  padding: 24px 0 10px;
  border-top: 1px solid var(--pv-line-strong);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

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

.page-privacy .pv-clause h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 14px;
  font-size: clamp(20px, 3.6vw, 27px);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-privacy .pv-clause__num {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange-500);
}

.page-privacy .pv-clause p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--pv-text);
}

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

.page-privacy .pv-clause a {
  color: var(--teal-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 信息分类行 ---------- */
.page-privacy .pv-rows {
  margin-top: 16px;
  border-top: 1px solid var(--pv-line);
}

.page-privacy .pv-row {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-row__key {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-privacy .pv-row__key .mono {
  margin-right: 7px;
  font-size: 11px;
  color: var(--teal-700);
}

.page-privacy .pv-row__val {
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--pv-text);
}

/* ---------- 用途清单 ---------- */
.page-privacy .pv-uses {
  list-style: none;
  counter-reset: pv-use;
  margin: 16px 0 0;
  padding: 0;
}

.page-privacy .pv-uses li {
  position: relative;
  counter-increment: pv-use;
  padding: 0 0 15px 28px;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--pv-text);
}

.page-privacy .pv-uses li::before {
  content: counter(pv-use, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--teal-700);
}

.page-privacy .pv-uses li:last-child::before {
  color: var(--orange-500);
}

/* ---------- 分段切换 ---------- */
.page-privacy .pv-tabs {
  margin: 18px 0 0;
  border: 1px solid var(--pv-line-strong);
}

.page-privacy .pv-tabs__bar {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--pv-line-strong);
  background: var(--paper-200);
}

.page-privacy .pv-tabs__btn {
  flex: 1 1 auto;
  min-width: 128px;
  appearance: none;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--pv-line);
  padding: 13px 12px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--brown-900);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .pv-tabs__btn:last-child {
  border-right: 0;
}

.page-privacy .pv-tabs__btn:hover {
  background: rgba(14, 95, 107, 0.12);
}

.page-privacy .pv-tabs__btn[aria-selected="true"] {
  background: var(--ink-900);
  color: var(--white-000);
}

.page-privacy .pv-tabs__btn:focus-visible {
  outline: 2px solid var(--teal-700);
  outline-offset: -3px;
}

.page-privacy .pv-tabs__panel {
  padding: 18px 16px;
  background: var(--pv-cream);
}

.page-privacy .pv-tabs__panel[hidden] {
  display: none;
}

.page-privacy .pv-tabs__panel p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--pv-text);
}

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

/* ---------- 深色提示卡 ---------- */
.page-privacy .pv-callout {
  margin: 22px 0 0;
  padding: 20px 18px;
  background: var(--ink-900);
  border-left: 3px solid var(--lime-400);
}

.page-privacy .pv-callout__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime-400);
}

.page-privacy .pv-callout p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.9);
}

/* ---------- 联系卡 ---------- */
.page-privacy .pv-contact-card {
  margin: 6px 0 18px;
  padding: 18px;
  background: var(--paper-200);
  border: 1px solid var(--pv-line-strong);
}

.page-privacy .pv-contact-card__label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--steel-500);
}

.page-privacy .pv-contact-card__mail {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(14px, 3.6vw, 19px);
  font-weight: 600;
  line-height: 1.4;
  color: var(--ink-900);
  word-break: break-all;
}

.page-privacy .pv-contact-card__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--pv-text);
}

.page-privacy .pv-mail-inline {
  font-weight: 600;
  word-break: break-all;
  color: var(--ink-900);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-row {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 20px;
    padding: 16px 0;
  }

  .page-privacy .pv-tabs__panel {
    padding: 22px 22px;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-masthead {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: end;
    gap: 44px;
  }

  .page-privacy .pv-doc {
    display: grid;
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
    padding-top: 36px;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    margin-bottom: 0;
  }

  .page-privacy .pv-clause {
    padding: 28px 0 14px;
  }

  .page-privacy .pv-clause:first-child {
    padding-top: 4px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .pv-body {
    padding-right: 40px;
  }

  .page-privacy .pv-clause p,
  .page-privacy .pv-uses li {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__list a,
  .page-privacy .pv-tabs__btn,
  .page-privacy .crumbs a {
    transition: none;
  }
}