.page-privacy {
  --pp-rule: rgba(11, 29, 58, .14);
  --pp-rule-dark: rgba(47, 214, 232, .22);
  --pp-ink: #2A3A52;
  --pp-ink-soft: #3B4E6B;
  --pp-ink-mute: #5A6C88;
  --pp-link: #0E6E86;
  background: var(--ink-abyss);
  color: var(--cloud);
  overflow-x: clip;
}

/* ============ 首屏 ============ */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(1.4rem, 4vw, 2.4rem) 0 clamp(2.2rem, 6vw, 4rem);
  background:
    radial-gradient(120% 82% at 88% -18%, rgba(47, 214, 232, .22), transparent 62%),
    radial-gradient(90% 72% at 4% 112%, rgba(92, 255, 196, .12), transparent 64%),
    linear-gradient(175deg, var(--ink-deep) 0%, var(--ink-mid) 100%);
  border-bottom: 1px solid var(--pp-rule-dark);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan) 30%, var(--mint) 70%, transparent);
  opacity: .55;
}

.page-privacy .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .35rem;
  list-style: none;
  margin: 0 0 clamp(1.1rem, 3vw, 2rem);
  padding: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--steel);
}

.page-privacy .breadcrumb li + li::before {
  content: "/";
  margin-right: .35rem;
  opacity: .55;
}

.page-privacy .breadcrumb a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .18s ease;
}

.page-privacy .breadcrumb a:hover {
  border-bottom-color: currentColor;
}

.page-privacy .privacy-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 3.5vw, 2.75rem);
  align-items: end;
}

.page-privacy .privacy-eyebrow {
  margin: 0 0 .85rem;
  font-family: var(--font-mono);
  font-size: .73rem;
  letter-spacing: .18em;
  color: var(--mint);
}

.page-privacy h1 {
  margin: 0 0 1rem;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 6.4vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -.01em;
  color: var(--cloud);
}

.page-privacy .privacy-lede {
  margin: 0;
  max-width: 52ch;
  font-size: clamp(.95rem, 2.4vw, 1.06rem);
  line-height: 1.85;
  color: rgba(243, 247, 251, .84);
}

.page-privacy .privacy-meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.5rem;
  margin: 1.4rem 0 0;
  padding: 1rem 0 0;
  border-top: 1px solid rgba(143, 166, 196, .22);
}

.page-privacy .privacy-meta li {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .04em;
}

.page-privacy .privacy-meta .meta-key {
  color: var(--steel);
}

.page-privacy .privacy-meta .meta-val {
  color: var(--cloud);
}

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

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-privacy .privacy-figure .figure__caption {
  margin-top: .7rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--steel);
}

/* ============ 文档主体 ============ */
.page-privacy .privacy-doc {
  position: relative;
  padding: clamp(2rem, 5vw, 4rem) 0 clamp(2.5rem, 6vw, 4.5rem);
  background: linear-gradient(180deg, var(--cloud) 0%, #E9F3FA 100%);
  color: var(--ink-deep);
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
}

/* ---- 锚点目录 ---- */
.page-privacy .privacy-toc {
  border-top: 2px solid var(--ink-deep);
  padding-top: .95rem;
}

.page-privacy .toc-title {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--amber-deep);
}

.page-privacy .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .1rem;
}

.page-privacy .toc-link {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  padding: .4rem .1rem;
  font-size: .86rem;
  line-height: 1.45;
  color: var(--pp-ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-privacy .toc-link:hover {
  color: var(--ink-deep);
  border-bottom-color: rgba(11, 29, 58, .3);
}

.page-privacy .toc-link[aria-current="true"] {
  color: var(--ink-deep);
  font-weight: 600;
}

.page-privacy .toc-link[aria-current="true"] .toc-num {
  color: var(--amber-deep);
}

.page-privacy .toc-num {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  color: #8A9BB5;
}

.page-privacy .toc-note {
  margin: 1rem 0 0;
  padding-top: .8rem;
  border-top: 1px solid rgba(11, 29, 58, .12);
  font-size: .76rem;
  line-height: 1.8;
  color: var(--pp-ink-mute);
}

.page-privacy .toc-mail {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--pp-link);
  word-break: break-all;
}

/* ---- 正文 ---- */
.page-privacy .doc {
  max-width: 70ch;
}

.page-privacy .doc-section {
  padding-top: clamp(1.5rem, 3.5vw, 2.2rem);
  margin-top: clamp(1.5rem, 3.5vw, 2.2rem);
  border-top: 1px solid var(--pp-rule);
  scroll-margin-top: 6rem;
}

.page-privacy .doc-section:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.page-privacy .doc-head {
  margin: 0 0 1rem;
  padding-left: .9rem;
  border-left: 3px solid var(--gold);
}

.page-privacy .doc-num {
  display: block;
  margin-bottom: .35rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .18em;
  color: var(--amber-deep);
}

.page-privacy .doc-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.28rem, 3.2vw, 1.85rem);
  line-height: 1.22;
  color: var(--ink-deep);
}

.page-privacy .doc-body {
  font-size: .96rem;
  line-height: 1.88;
  color: var(--pp-ink);
}

.page-privacy .doc-body > * + * {
  margin-top: .9rem;
}

.page-privacy .doc-body p {
  margin: 0;
}

.page-privacy .doc-body a {
  color: var(--pp-link);
  text-decoration: underline;
  text-decoration-color: rgba(14, 110, 134, .4);
  text-underline-offset: 3px;
  transition: text-decoration-color .18s ease;
}

.page-privacy .doc-body a:hover {
  text-decoration-color: currentColor;
}

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

.page-privacy .doc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .55rem;
}

.page-privacy .doc-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: .93rem;
  line-height: 1.8;
}

.page-privacy .doc-list li::before {
  content: "";
  position: absolute;
  left: .3rem;
  top: .72em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
}

.page-privacy .doc-callout {
  padding: .85rem 1.05rem;
  background: rgba(217, 246, 251, .75);
  border-left: 3px solid var(--cyan);
  font-size: .9rem;
  line-height: 1.82;
  color: #1E3557;
}

.page-privacy .doc-callout--key {
  background: rgba(242, 184, 75, .14);
  border-left-color: var(--gold);
}

/* ============ 收尾 ============ */
.page-privacy .privacy-help {
  padding: clamp(2rem, 5vw, 3.25rem) 0;
  background:
    radial-gradient(90% 120% at 12% 0%, rgba(47, 214, 232, .16), transparent 60%),
    linear-gradient(180deg, var(--ink-mid) 0%, var(--ink-abyss) 100%);
  border-top: 1px solid var(--pp-rule-dark);
}

.page-privacy .privacy-help-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 2.5rem);
  align-items: center;
}

.page-privacy .privacy-help h2 {
  margin: 0 0 .7rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.25rem, 3.4vw, 1.75rem);
  line-height: 1.25;
  color: var(--cloud);
}

.page-privacy .privacy-help p {
  margin: 0;
  max-width: 58ch;
  font-size: .92rem;
  line-height: 1.85;
  color: rgba(243, 247, 251, .8);
}

.page-privacy .privacy-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* ============ 响应式 ============ */
@media (min-width: 760px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-privacy .privacy-help-shell {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 980px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(190px, 232px) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.25rem);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 92px;
    max-height: calc(100vh - 130px);
    overflow: auto;
  }
}

@media (max-width: 420px) {
  .page-privacy .privacy-meta {
    flex-direction: column;
    gap: .4rem;
  }

  .page-privacy .privacy-help-actions .btn {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .toc-link,
  .page-privacy .doc-body a,
  .page-privacy .breadcrumb a {
    transition: none;
  }
}