.page-privacy {
  --pp-gutter: clamp(1.25rem, 4vw, 3rem);
  display: block;
  background: var(--void);
  color: var(--ink);
  overflow-x: clip;
}

/* ===== 页首 ===== */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  background:
    radial-gradient(115% 80% at 6% -12%, rgba(49, 242, 222, 0.16), transparent 62%),
    radial-gradient(90% 70% at 100% 0%, rgba(165, 107, 255, 0.15), transparent 58%),
    linear-gradient(165deg, var(--teal) 0%, #061a1d 48%, var(--void) 100%);
  border-bottom: var(--line);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(233, 242, 246, 0.05) 0,
    rgba(233, 242, 246, 0.05) 1px,
    transparent 1px,
    transparent 5px
  );
  animation: pp-scan 8s linear infinite;
}

@keyframes pp-scan {
  from { transform: translateY(0); }
  to { transform: translateY(5px); }
}

.page-privacy .privacy-hero .crumb {
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-privacy .privacy-hero .eyebrow {
  color: var(--grape);
}

.page-privacy .privacy-hero h1 {
  margin: 0.85rem 0 0;
  max-width: 20ch;
  font-family: var(--font-head);
  font-size: clamp(2.05rem, 5.6vw, 3.85rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--ink);
}

.page-privacy .privacy-lede {
  margin: 1.15rem 0 0;
  max-width: 62ch;
  font-size: clamp(1rem, 2.4vw, 1.0625rem);
  line-height: 1.9;
  color: var(--ink-dim);
}

.page-privacy .privacy-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-hero__media {
  margin: clamp(2rem, 5vw, 3.25rem) 0 0;
  border: var(--line);
  border-bottom: none;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  overflow: hidden;
  background: var(--panel);
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(150px, 27vw, 270px);
  object-fit: cover;
  opacity: 0.85;
}

/* ===== 布局 ===== */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 3rem);
  padding-top: clamp(2.25rem, 5vw, 3.75rem);
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
}

/* ===== 侧边目录 ===== */
.page-privacy .privacy-toc {
  border-top: 2px solid var(--cyan);
  padding-top: 0.9rem;
}

.page-privacy .toc-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--ink-dim);
}

.page-privacy .toc-list {
  list-style: none;
  margin: 0.9rem 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .toc-list a {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: 0.55rem;
  align-items: baseline;
  padding: 0.6rem 0.45rem 0.6rem 0;
  border-bottom: var(--line);
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 0.9rem;
  line-height: 1.55;
  box-shadow: inset 0 0 0 0 var(--cyan);
  transition: color 0.2s ease, padding-left 0.2s ease, box-shadow 0.2s ease;
}

.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  color: var(--cyan);
  padding-left: 0.5rem;
}

.page-privacy .toc-list a.is-active {
  color: var(--ink);
  padding-left: 0.65rem;
  box-shadow: inset 2px 0 0 var(--cyan);
}

.page-privacy .toc-num {
  color: var(--grape);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.page-privacy .toc-list a.is-active .toc-num {
  color: var(--cyan);
}

.page-privacy .privacy-toplink {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.4rem;
  padding-bottom: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-privacy .privacy-toplink:hover,
.page-privacy .privacy-toplink:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* ===== 正文 ===== */
.page-privacy .privacy-body {
  max-width: 66ch;
  min-width: 0;
}

.page-privacy .doc-section {
  padding-top: clamp(1.4rem, 3vw, 2.1rem);
  border-top: var(--line);
  scroll-margin-top: 6rem;
}

.page-privacy .doc-section + .doc-section {
  margin-top: clamp(2rem, 4.5vw, 3.25rem);
}

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

.page-privacy .doc-h {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  margin: 0 0 1.1rem;
  font-family: var(--font-head);
  font-size: clamp(1.32rem, 3.2vw, 1.85rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  font-weight: 900;
  color: var(--ink);
}

.page-privacy .doc-num {
  flex: none;
  padding-top: 0.15em;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--grape);
}

.page-privacy .doc-section p {
  margin: 0 0 1.1rem;
  font-size: clamp(1rem, 2.3vw, 1.0625rem);
  line-height: 1.9;
  color: var(--ink-dim);
}

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

.page-privacy .doc-section strong {
  color: var(--ink);
  font-weight: 700;
}

.page-privacy .privacy-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(49, 242, 222, 0.38);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-privacy .privacy-body a:hover,
.page-privacy .privacy-body a:focus-visible {
  color: var(--ink);
  border-color: var(--cyan);
}

.page-privacy .doc-list {
  list-style: none;
  margin: 0 0 1.2rem;
  padding: 0;
}

.page-privacy .doc-list li {
  position: relative;
  padding: 0.8rem 0 0.8rem 1.45rem;
  border-bottom: var(--line);
  font-size: clamp(0.97rem, 2.2vw, 1.03rem);
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-privacy .doc-list li:first-child {
  border-top: var(--line);
}

.page-privacy .doc-list li::before {
  content: "";
  position: absolute;
  left: 0.1rem;
  top: 1.5rem;
  width: 7px;
  height: 7px;
  border: 1.5px solid var(--cyan);
  transform: rotate(45deg);
}

.page-privacy .doc-list strong {
  color: var(--ink);
  font-weight: 700;
}

.page-privacy .doc-outro {
  margin-top: clamp(2.25rem, 5vw, 3.5rem);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border: var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius-md);
  background: linear-gradient(150deg, var(--panel), #0a1a1c 100%);
}

.page-privacy .doc-outro p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-dim);
}

/* ===== 响应式 ===== */
@media (min-width: 620px) {
  .page-privacy .toc-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1.4rem;
  }
  .page-privacy .toc-list li:first-child a,
  .page-privacy .toc-list li:nth-child(2) a {
    border-top: none;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 15.5rem minmax(0, 1fr);
    gap: clamp(3rem, 6vw, 5.5rem);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 6rem;
  }

  .page-privacy .toc-list {
    grid-template-columns: minmax(0, 1fr);
    column-gap: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-hero::before {
    animation: none;
  }
  .page-privacy .toc-list a,
  .page-privacy .privacy-toplink,
  .page-privacy .privacy-body a {
    transition: none;
  }
}