.page-privacy {
  --privacy-measure: 72ch;
  --privacy-toc-w: 236px;
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: clip;
}

.page-privacy .breadcrumb {
  padding-top: 18px;
  padding-bottom: 4px;
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink-950);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: flex-end;
  min-height: 300px;
}

.page-privacy .privacy-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.55;
  filter: saturate(0.75) contrast(1.05);
  z-index: -2;
}

.page-privacy .privacy-hero__veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    repeating-linear-gradient(90deg, rgba(53, 242, 208, 0.07) 0 1px, transparent 1px 132px),
    linear-gradient(180deg, rgba(5, 15, 28, 0.45) 0%, rgba(8, 24, 43, 0.9) 62%, var(--ink-900) 100%),
    linear-gradient(100deg, rgba(5, 15, 28, 0.95) 0%, rgba(5, 15, 28, 0.35) 68%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  padding-top: clamp(48px, 7vw, 88px);
  padding-bottom: clamp(32px, 5vw, 56px);
  max-width: 780px;
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  line-height: 1.05;
  letter-spacing: -0.012em;
  margin: 0.28em 0 0.42em;
  color: var(--paper);
  text-wrap: balance;
}

.page-privacy .privacy-hero .lede {
  color: var(--paper-dim);
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  line-height: 1.85;
  max-width: 62ch;
  margin: 0 0 20px;
}

.page-privacy .privacy-hero__meta {
  list-style: none;
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--steel);
}

.page-privacy .privacy-hero__meta li {
  position: relative;
  padding-left: 12px;
}

.page-privacy .privacy-hero__meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 2px;
  background: var(--cyan);
  transform: translateY(-50%) skewX(-24deg);
}

.page-privacy .privacy-hero__meta a {
  color: var(--paper-dim);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-hero__meta a:hover {
  color: var(--cyan);
}

/* ---------- 正文与侧栏 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  padding-top: clamp(30px, 4.5vw, 54px);
  padding-bottom: clamp(48px, 7vw, 92px);
}

.page-privacy .privacy-toc {
  border-left: 2px solid var(--ink-700);
  padding-left: 14px;
}

.page-privacy .privacy-toc__label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--steel);
  margin: 0 0 10px;
  text-transform: uppercase;
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 14px;
}

.page-privacy .privacy-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 0;
  font-size: 0.84rem;
  line-height: 1.4;
  color: var(--paper-dim);
  text-decoration: none;
  border-bottom: 1px dotted var(--line-soft);
  transition: color 0.15s ease;
}

.page-privacy .privacy-toc__list a span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  flex: none;
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--paper);
}

.page-privacy .privacy-toc__hint {
  margin: 14px 0 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--steel);
}

.page-privacy .privacy-toc__hint a {
  color: var(--f-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 139, 255, 0.45);
}

.page-privacy .privacy-toc__hint a:hover {
  color: var(--cyan);
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-doc {
  max-width: var(--privacy-measure);
  min-width: 0;
}

.page-privacy .privacy-sec {
  padding-bottom: 30px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: 24px;
}

.page-privacy .privacy-sec:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .privacy-sec h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(1.15rem, 2.6vw, 1.45rem);
  line-height: 1.2;
  letter-spacing: -0.008em;
  color: var(--paper);
}

.page-privacy .privacy-sec__num {
  flex: none;
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--cyan);
  border: 1px solid var(--line);
  padding: 3px 6px;
  transform: skewX(-8deg);
}

.page-privacy .privacy-doc p {
  margin: 0 0 14px;
  font-size: 0.94rem;
  line-height: 1.9;
  color: var(--paper-dim);
}

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

.page-privacy .privacy-doc a {
  color: var(--f-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 139, 255, 0.45);
}

.page-privacy .privacy-doc a:hover {
  color: var(--cyan);
}

.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--paper-dim);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
  transform: skewX(-26deg);
}

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

/* ---------- 联系信息表 ---------- */
.page-privacy .privacy-contact {
  margin: 10px 0 18px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-privacy .privacy-contact > div {
  background: var(--ink-800);
  padding: 13px 16px;
  display: grid;
  gap: 3px;
}

.page-privacy .privacy-contact dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--steel);
}

.page-privacy .privacy-contact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-toc-w) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 64px);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 24px;
    max-height: calc(100vh - 48px);
    overflow-y: auto;
    padding-right: 4px;
  }

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

  .page-privacy .privacy-hero {
    min-height: 360px;
  }
}

@media (min-width: 1180px) {
  .page-privacy .privacy-hero__inner {
    max-width: 840px;
  }

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

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

  .page-privacy .privacy-hero {
    background: none;
    border-bottom: 1px solid #cccccc;
    min-height: 0;
    display: block;
  }

  .page-privacy .privacy-hero__bg,
  .page-privacy .privacy-hero__veil,
  .page-privacy .privacy-toc,
  .page-privacy .breadcrumb {
    display: none !important;
  }

  .page-privacy .privacy-hero__inner {
    padding: 0 0 12pt;
    max-width: none;
  }

  .page-privacy h1,
  .page-privacy .privacy-hero .lede,
  .page-privacy .privacy-sec h2,
  .page-privacy .privacy-doc p,
  .page-privacy .privacy-list li,
  .page-privacy .privacy-list strong,
  .page-privacy .privacy-contact dd,
  .page-privacy .privacy-hero__meta {
    color: #111111;
  }

  .page-privacy .privacy-hero__meta {
    border-top-color: #cccccc;
  }

  .page-privacy .privacy-layout {
    display: block;
    padding: 12pt 0 0;
  }

  .page-privacy .privacy-doc {
    max-width: none;
  }

  .page-privacy .privacy-sec {
    border-bottom: 1px solid #dddddd;
    page-break-inside: avoid;
    padding-bottom: 10pt;
    margin-bottom: 12pt;
  }

  .page-privacy .privacy-contact {
    border-color: #cccccc;
    background: none;
    gap: 0;
  }

  .page-privacy .privacy-contact > div {
    background: none;
    border-bottom: 1px solid #dddddd;
  }
}