.page-privacy {
  --pv-max: 1180px;
  --pv-rail: 212px;
  position: relative;
  background:
    radial-gradient(1100px 560px at 84% -6%, rgba(231, 178, 76, 0.14), transparent 64%),
    radial-gradient(820px 500px at 2% 12%, rgba(70, 192, 174, 0.10), transparent 62%),
    var(--qp-indigo);
  color: var(--qp-paper);
  font-family: var(--qp-font-body);
  font-size: 1rem;
  line-height: 1.85;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

.page-privacy a:focus-visible,
.page-privacy button:focus-visible {
  outline: 2px solid var(--qp-gold);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  max-width: var(--pv-max);
  margin: 0 auto;
  padding: clamp(40px, 7vw, 92px) var(--qp-gutter) clamp(20px, 3vw, 32px);
}

.page-privacy .pv-hero .qp-crumbs {
  margin: 0 0 clamp(24px, 4vw, 40px);
}

.page-privacy .pv-hero .qp-crumbs a,
.page-privacy .pv-hero .qp-crumbs span {
  color: var(--qp-mist);
}

.page-privacy .pv-hero__kicker {
  margin: 0 0 12px;
  font-family: var(--qp-font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--qp-jade);
}

.page-privacy .pv-hero__title {
  margin: 0;
  font-family: var(--qp-font-display);
  font-weight: 900;
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--qp-gold-soft);
}

@supports (-webkit-background-clip: text) {
  .page-privacy .pv-hero__title {
    background: linear-gradient(100deg, var(--qp-paper) 4%, var(--qp-gold-soft) 46%, var(--qp-gold) 94%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
}

.page-privacy .pv-hero__lede {
  max-width: 36em;
  margin: 20px 0 0;
  font-size: clamp(1.0625rem, 1.6vw, 1.1875rem);
  line-height: 1.9;
  color: rgba(241, 238, 230, 0.88);
}

.page-privacy .pv-hero__figure {
  margin: clamp(28px, 4vw, 48px) 0 0;
  padding: 10px;
  border: 1px solid rgba(231, 178, 76, 0.3);
  background: var(--qp-ink);
  box-shadow: 0 24px 60px -40px rgba(5, 8, 26, 0.9);
}

.page-privacy .pv-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: linear-gradient(120deg, #121838, #242a55 55%, #0a0e2a);
}

.page-privacy .pv-hero__figure figcaption {
  margin-top: 10px;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--qp-mist);
}

/* ---------- 主布局 ---------- */
.page-privacy .pv-main {
  max-width: var(--pv-max);
  margin: 0 auto;
  padding: clamp(24px, 4vw, 40px) var(--qp-gutter) 0;
  display: grid;
  gap: calc(var(--qp-space) * 1.2);
}

@media (min-width: 1000px) {
  .page-privacy .pv-main {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: calc(var(--qp-space) * 2.2);
    align-items: start;
  }
}

/* ---------- 章节索引 ---------- */
.page-privacy .pv-rail__label {
  margin: 0 0 12px;
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  color: var(--qp-mist);
}

.page-privacy .pv-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
}

.page-privacy .pv-rail__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 13px;
  white-space: nowrap;
  text-decoration: none;
  color: var(--qp-mist);
  background: rgba(18, 24, 56, 0.82);
  border: 1px solid var(--qp-line);
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-privacy .pv-rail__no {
  font-family: var(--qp-font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--qp-gold);
}

.page-privacy .pv-rail__name {
  font-size: 0.875rem;
}

.page-privacy .pv-rail__link:hover,
.page-privacy .pv-rail__link:focus-visible {
  color: var(--qp-paper);
  border-color: rgba(231, 178, 76, 0.6);
  background: rgba(36, 42, 85, 0.9);
}

@media (min-width: 1000px) {
  .page-privacy .pv-rail {
    position: sticky;
    top: 104px;
  }

  .page-privacy .pv-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pv-rail__link {
    background: transparent;
    border: 0;
    border-left: 2px solid var(--qp-line);
    padding: 10px 12px;
    white-space: normal;
  }

  .page-privacy .pv-rail__link:hover,
  .page-privacy .pv-rail__link:focus-visible {
    background: rgba(36, 42, 85, 0.55);
    border-left-color: var(--qp-gold);
  }
}

/* ---------- 章节带与正文 ---------- */
.page-privacy .pv-sec {
  position: relative;
  padding: calc(var(--qp-space) * 1.2) 0 calc(var(--qp-space) * 2);
}

.page-privacy .pv-sec::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 2px;
  width: 100%;
  background: linear-gradient(90deg, rgba(231, 178, 76, 0.85), rgba(242, 118, 74, 0.35) 38%, rgba(36, 42, 85, 0) 92%);
}

.page-privacy .pv-flow > .pv-sec:nth-of-type(2)::before { width: 88%; }
.page-privacy .pv-flow > .pv-sec:nth-of-type(3)::before { width: 78%; }
.page-privacy .pv-flow > .pv-sec:nth-of-type(4)::before { width: 68%; }
.page-privacy .pv-flow > .pv-sec:nth-of-type(5)::before { width: 58%; }
.page-privacy .pv-flow > .pv-sec:nth-of-type(6)::before { width: 48%; }

.page-privacy .pv-sec:target {
  background: linear-gradient(90deg, rgba(231, 178, 76, 0.07), transparent 72%);
}

.page-privacy .qp-chapter {
  margin-bottom: 18px;
}

.page-privacy .pv-text {
  max-width: 34em;
  margin: 0 0 20px;
  color: rgba(241, 238, 230, 0.9);
}

.page-privacy .pv-text a {
  color: var(--qp-gold-soft);
  text-decoration: underline;
  text-decoration-color: rgba(231, 178, 76, 0.5);
  text-underline-offset: 4px;
}

.page-privacy .pv-text a:hover,
.page-privacy .pv-text a:focus-visible {
  color: var(--qp-gold);
}

/* ---------- 01 三类信息 ---------- */
.page-privacy .pv-tabs {
  margin: 8px 0 0;
  padding: clamp(16px, 2.4vw, 26px);
  border: 1px solid var(--qp-line);
  background: rgba(18, 24, 56, 0.66);
}

.page-privacy .pv-tabs .qp-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0;
}

.page-privacy .pv-tabs .qp-tabs__tab {
  font-family: var(--qp-font-body);
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  padding: 8px 14px;
  color: var(--qp-mist);
  background: transparent;
  border: 1px solid var(--qp-line);
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-privacy .pv-tabs .qp-tabs__tab[aria-selected="true"] {
  color: var(--qp-indigo);
  background: var(--qp-gold);
  border-color: var(--qp-gold);
}

.page-privacy .pv-tabs .qp-tabs__tab:hover,
.page-privacy .pv-tabs .qp-tabs__tab:focus-visible {
  color: var(--qp-paper);
  border-color: rgba(231, 178, 76, 0.6);
}

.page-privacy .pv-tabs .qp-tabs__tab[aria-selected="true"]:hover,
.page-privacy .pv-tabs .qp-tabs__tab[aria-selected="true"]:focus-visible {
  color: var(--qp-indigo);
}

.page-privacy .qp-tabpanel {
  margin: 0;
}

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

.page-privacy .pv-fact__row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(166, 163, 192, 0.24);
}

.page-privacy .pv-fact__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .pv-fact__row dt {
  font-family: var(--qp-font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--qp-gold);
}

.page-privacy .pv-fact__row dd {
  margin: 0;
  font-size: 0.9375rem;
  color: rgba(241, 238, 230, 0.9);
}

/* ---------- 02 用途 ---------- */
.page-privacy .pv-uses {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 46em;
}

.page-privacy .pv-uses__row {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--qp-line);
}

.page-privacy .pv-uses__no {
  font-family: var(--qp-font-mono);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--qp-gold);
}

.page-privacy .pv-uses__title {
  margin: 0 0 6px;
  font-family: var(--qp-font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--qp-paper);
}

.page-privacy .pv-uses__text {
  margin: 0;
  font-size: 0.9375rem;
  color: rgba(241, 238, 230, 0.82);
}

/* ---------- 03 保存期限 ---------- */
.page-privacy .pv-keep {
  margin: 0 0 24px;
  padding: 0;
  max-width: 44em;
}

.page-privacy .pv-keep__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0 14px 16px;
  border-left: 2px solid rgba(231, 178, 76, 0.5);
  border-bottom: 1px solid rgba(36, 42, 85, 0.9);
}

.page-privacy .pv-keep__row dt {
  font-family: var(--qp-font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--qp-gold-soft);
}

.page-privacy .pv-keep__row dd {
  margin: 0;
  font-size: 0.9375rem;
  color: rgba(241, 238, 230, 0.84);
}

@media (min-width: 620px) {
  .page-privacy .pv-keep__row {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

/* ---------- 04 第三方 ---------- */
.page-privacy .pv-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 0 0 22px;
}

@media (min-width: 720px) {
  .page-privacy .pv-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-privacy .pv-card {
  background: rgba(18, 24, 56, 0.9);
  border: 1px solid var(--qp-line);
}

/* ---------- 05 权利 ---------- */
.page-privacy .pv-rights {
  display: grid;
  gap: 1px;
  margin: 0 0 22px;
  background: var(--qp-line);
  border: 1px solid var(--qp-line);
}

@media (min-width: 700px) {
  .page-privacy .pv-rights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-privacy .pv-right {
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--qp-indigo);
}

.page-privacy .pv-right__no {
  font-family: var(--qp-font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--qp-coral);
}

.page-privacy .pv-right__title {
  margin: 8px 0 8px;
  font-family: var(--qp-font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--qp-paper);
}

.page-privacy .pv-right__text {
  margin: 0 0 12px;
  font-size: 0.9375rem;
  color: rgba(241, 238, 230, 0.84);
}

.page-privacy .pv-right__path {
  margin: 0;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--qp-jade);
}

/* ---------- 06 版本与联系 ---------- */
.page-privacy .pv-versions {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  max-width: 44em;
}

.page-privacy .pv-versions__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(166, 163, 192, 0.22);
}

@media (min-width: 560px) {
  .page-privacy .pv-versions__row {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

.page-privacy .pv-versions__no {
  font-family: var(--qp-font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--qp-gold);
}

.page-privacy .pv-versions__row p {
  margin: 0;
  font-size: 0.9375rem;
  color: rgba(241, 238, 230, 0.84);
}

.page-privacy .pv-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 章节锚点复制 ---------- */
.page-privacy .pv-anchor {
  margin: 26px 0 0;
}

.page-privacy .pv-anchor__btn {
  font-family: var(--qp-font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 7px 12px;
  color: var(--qp-mist);
  background: transparent;
  border: 1px solid var(--qp-line);
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-privacy .pv-anchor__btn:hover,
.page-privacy .pv-anchor__btn:focus-visible,
.page-privacy .pv-anchor__btn[data-done] {
  color: var(--qp-jade);
  border-color: rgba(70, 192, 174, 0.6);
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy * {
    transition: none !important;
    animation: none !important;
  }
}