.page-privacy {
  --privacy-text: #C9D7D0;
  --privacy-measure: 780px;
  position: relative;
  isolation: isolate;
  background-color: var(--ink-950);
  color: var(--paper-050);
  font-family: var(--font-body);
  overflow-x: clip;
  counter-reset: psec;
  padding-bottom: clamp(56px, 9vw, 104px);
}

.page-privacy::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.28;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line-300) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-300) 1px, transparent 1px);
  background-size: 88px 88px;
}

.page-privacy > .qh-shell {
  position: relative;
  z-index: 1;
}

.page-privacy .qh-breadcrumb {
  margin: clamp(18px, 3vw, 28px) 0 0;
  font-size: 13px;
}

.page-privacy__doc {
  max-width: min(100%, var(--privacy-measure));
  margin: clamp(22px, 4vw, 34px) auto 0;
}

/* 首屏 */
.privacy-hero__tag {
  margin: 0 0 16px;
}

.privacy-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 6.4vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--paper-050);
}

.privacy-hero__lede {
  margin: 0;
  font-size: clamp(16px, 1.7vw, 17.5px);
  line-height: 1.88;
  color: var(--privacy-text);
}

.privacy-hero__meta {
  margin: 18px 0 0;
  color: var(--slate-400);
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

/* 顶部横幅 */
.privacy-banner {
  margin: clamp(30px, 5vw, 46px) 0 0;
  border: var(--hair);
  background-color: var(--pitch-900);
}

.privacy-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.privacy-banner figcaption {
  padding: 12px 16px;
  border-top: var(--hair);
  font-family: var(--font-editorial);
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-400);
}

/* 章节目录 */
.privacy-toc {
  margin: clamp(34px, 6vw, 56px) 0 0;
  padding: clamp(18px, 3vw, 26px) clamp(14px, 3vw, 26px);
  background-color: var(--pitch-900);
  border-top: 2px solid var(--lime-400);
  border-bottom: var(--hair);
}

.privacy-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--slate-400);
}

.privacy-toc__list {
  counter-reset: toc;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: 2px;
}

.privacy-toc__list li {
  counter-increment: toc;
  min-width: 0;
}

.privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 10px 12px 10px 14px;
  border-left: 2px solid transparent;
  color: var(--paper-050);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.privacy-toc__list a::before {
  content: counter(toc, decimal-leading-zero);
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--lime-400);
}

.privacy-toc__list a:hover {
  border-left-color: var(--lime-400);
  background-color: var(--pitch-700);
  color: var(--lime-200);
}

.privacy-toc__list a:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: 2px;
  border-left-color: var(--lime-400);
  color: var(--lime-200);
}

/* 章节 */
.privacy-sec {
  counter-increment: psec;
  scroll-margin-top: 132px;
  margin-top: clamp(28px, 4.6vw, 42px);
  padding-top: clamp(28px, 4.6vw, 42px);
  border-top: 1px solid var(--line-300);
}

.privacy-sec--first {
  border-top: none;
  margin-top: clamp(44px, 7vw, 72px);
  padding-top: 0;
}

.privacy-sec__num {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--amber-500);
}

.privacy-sec__num::before {
  content: counter(psec, decimal-leading-zero);
}

.privacy-sec__num::after {
  content: "";
  width: 56px;
  height: 1px;
  background-color: var(--amber-500);
  opacity: 0.55;
}

.privacy-sec h2 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.4vw, 29px);
  line-height: 1.26;
  letter-spacing: -0.005em;
  color: var(--paper-050);
}

.privacy-prose p {
  margin: 0 0 0.95em;
  font-size: 16px;
  line-height: 1.9;
  color: var(--privacy-text);
}

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

.privacy-prose a {
  color: var(--lime-200);
  text-decoration: none;
  border-bottom: 1px solid var(--lime-400);
  padding-bottom: 1px;
}

.privacy-prose a:hover {
  color: var(--ink-950);
  background-color: var(--lime-400);
}

.privacy-prose a:focus-visible {
  outline: 2px solid var(--lime-400);
  outline-offset: 2px;
}

.privacy-mail {
  font-family: var(--font-mono);
  font-size: 0.94em;
  color: var(--lime-200);
  overflow-wrap: anywhere;
  word-break: break-all;
}

/* 四类信息 */
.privacy-facts {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: var(--hair);
}

.privacy-fact {
  padding: 16px 0;
  border-bottom: var(--hair);
}

.privacy-fact__key {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lime-400);
}

.privacy-fact__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--privacy-text);
}

/* 说明牌 */
.privacy-plate {
  margin: clamp(22px, 4vw, 32px) 0 0;
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--amber-500);
  font-family: var(--font-editorial);
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper-050);
}

/* 可选操作 */
.privacy-choices {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.privacy-choice {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 15px 0;
  border-bottom: var(--hair);
}

.privacy-choice:first-child {
  border-top: var(--hair);
}

.privacy-choice__mark {
  width: 9px;
  height: 9px;
  margin-top: 9px;
  background-color: var(--lime-400);
}

.privacy-choice__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--privacy-text);
}

.privacy-choice__text strong {
  color: var(--lime-200);
  font-weight: 600;
}

/* 断点 */
@media (min-width: 720px) {
  .page-privacy .qh-breadcrumb {
    font-size: 13.5px;
  }

  .privacy-fact {
    display: grid;
    grid-template-columns: 156px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .privacy-fact__key {
    margin-bottom: 0;
    padding-top: 4px;
  }

  .privacy-banner figcaption {
    padding: 14px 20px;
  }
}

@media (min-width: 880px) {
  .privacy-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 16px;
  }
}

@media (min-width: 1080px) {
  .page-privacy__doc {
    margin-top: clamp(28px, 3vw, 44px);
  }

  .privacy-hero__lede {
    line-height: 1.92;
  }
}

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

@media print {
  .page-privacy {
    background: #ffffff;
    color: #111111;
  }

  .page-privacy::before,
  .privacy-banner,
  .privacy-toc {
    display: none;
  }

  .privacy-hero h1,
  .privacy-sec h2,
  .privacy-plate,
  .privacy-choice__text strong {
    color: #111111;
  }

  .privacy-hero__lede,
  .privacy-prose p,
  .privacy-fact__text,
  .privacy-choice__text {
    color: #222222;
  }

  .privacy-sec {
    break-inside: avoid;
    border-top-color: #999999;
  }

  .privacy-facts,
  .privacy-fact,
  .privacy-choice,
  .privacy-choice:first-child {
    border-color: #cccccc;
  }
}