.page-privacy {
  --privacy-max: 980px;
  --privacy-grid-size: 32px;
  background: var(--bg-deep);
  color: var(--fg);
  font-family: var(--font-sans);
}

/* ===== Hero 区域 ===== */
.page-privacy .privacy-hero {
  padding: 3rem 1.25rem 0;
  background:
    radial-gradient(circle at 85% 12%, rgba(0, 229, 255, 0.08), transparent 40%),
    radial-gradient(circle at 8% 80%, rgba(179, 136, 255, 0.06), transparent 35%);
}

.page-privacy .privacy-hero__content {
  max-width: var(--privacy-max);
  margin: 0 auto;
  padding-bottom: 2.25rem;
}

.page-privacy .privacy-crumbs {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

.page-privacy .privacy-crumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin: 0;
  padding: 0;
}

.page-privacy .privacy-crumbs li {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.page-privacy .privacy-crumbs li + li::before {
  content: "/";
  color: var(--muted);
  opacity: 0.5;
}

.page-privacy .privacy-crumbs a {
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

.page-privacy .privacy-crumbs a:hover {
  color: var(--orange);
}

.page-privacy .privacy-crumbs span[aria-current="page"] {
  color: var(--silver);
}

.page-privacy .privacy-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--cyan);
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.page-privacy .privacy-hero__eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: var(--track);
}

.page-privacy .privacy-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2.25rem, 6.5vw, 4rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 1.5rem;
}

.page-privacy .privacy-hero h1 span {
  display: block;
  background: linear-gradient(100deg, var(--cyan), var(--purple));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--purple);
}

.page-privacy .privacy-hero__lead {
  max-width: 46rem;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.85;
  margin: 0;
}

.page-privacy .privacy-hero__image {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin-top: 2.5rem;
  border-radius: 0.5rem;
  outline: 1px solid rgba(0, 229, 255, 0.25);
  outline-offset: 0.25rem;
  box-shadow: 0 0 40px rgba(0, 229, 255, 0.12);
}

/* ===== 速度线 ===== */
.page-privacy .privacy-speed {
  height: 2px;
  margin: 3rem auto 0;
  max-width: var(--privacy-max);
  background: linear-gradient(90deg, transparent, var(--cyan), var(--purple), transparent);
}

/* ===== 主体布局 ===== */
.page-privacy .privacy-layout {
  max-width: var(--container);
  margin: 0 auto;
  padding: 3.5rem 1.25rem 5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

/* ===== 锚点导航 ===== */
.page-privacy .privacy-anchor__label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 0.875rem;
  text-transform: uppercase;
}

.page-privacy .privacy-anchor__label::after {
  content: "";
  flex: 0 0 2rem;
  height: 1px;
  background: var(--track);
}

.page-privacy .privacy-anchor__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0.5rem;
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-privacy .privacy-anchor__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .privacy-anchor__list li {
  flex: 0 0 auto;
}

.page-privacy .privacy-anchor__list a {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid rgba(192, 196, 204, 0.28);
  background: rgba(18, 24, 40, 0.75);
  padding: 0.5rem 0.875rem;
  border-radius: 999px;
  white-space: nowrap;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-privacy .privacy-anchor__list a span {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--cyan);
}

.page-privacy .privacy-anchor__list a:hover {
  border-color: var(--cyan);
  color: var(--fg);
  box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.12);
}

/* ===== 正文区域 ===== */
.page-privacy .privacy-content {
  min-width: 0;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.05) 1px, transparent 1px);
  background-size: var(--privacy-grid-size) var(--privacy-grid-size);
  border-radius: 1rem;
  padding: 1.5rem 1.25rem 0;
}

/* ===== 章节 ===== */
.page-privacy .privacy-section {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: clamp(0.875rem, 3vw, 1.75rem);
  padding: 2.5rem 0 3rem;
  border-bottom: 1px solid rgba(192, 196, 204, 0.1);
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.page-privacy .privacy-section:last-of-type {
  border-bottom: none;
}

.page-privacy .privacy-section__index {
  font-family: var(--font-mono);
  font-size: clamp(3rem, 12vw, 7rem);
  font-weight: 800;
  line-height: 0.85;
  letter-spacing: -0.06em;
  user-select: none;
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--cyan);
}

.page-privacy .privacy-section__main {
  min-width: 0;
}

.page-privacy .privacy-section__main h2 {
  font-family: var(--font-head);
  font-size: clamp(1.375rem, 3.4vw, 2.125rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0;
  padding-top: 0.5rem;
}

.page-privacy .privacy-section__main::after {
  content: "";
  display: block;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  margin: 0.75rem 0 1.5rem;
}

.page-privacy .privacy-section__body {
  color: var(--silver);
}

.page-privacy .privacy-section__lead {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--fg);
  margin: 0 0 1.25rem;
}

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

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--silver);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 0.625rem;
  height: 2px;
  background: var(--track);
}

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

/* ===== 政策更新说明 ===== */
.page-privacy .privacy-note {
  margin: 1.25rem 0 0;
  padding: 1rem 1.25rem;
  border-radius: 0.5rem;
  background: rgba(18, 24, 40, 0.6);
  border-left: 3px solid var(--purple);
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ===== 联系信息 ===== */
.page-privacy .privacy-contact {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  border: 1px solid rgba(0, 229, 255, 0.25);
  background: rgba(18, 24, 40, 0.6);
  border-radius: 0.75rem;
  overflow: hidden;
  display: grid;
}

.page-privacy .privacy-contact li {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 1rem;
  padding: 0.875rem 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--fg);
  border-bottom: 1px solid rgba(192, 196, 204, 0.08);
}

.page-privacy .privacy-contact li:last-child {
  border-bottom: 0;
}

.page-privacy .privacy-contact li span {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
}

/* ===== 返回顶部按钮 ===== */
.page-privacy .privacy-top {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 60;
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  color: var(--bg-deep);
  font-size: 1.5rem;
  line-height: 1;
  text-decoration: none;
  box-shadow:
    0 0 0 4px rgba(0, 229, 255, 0.14),
    0 0 28px rgba(0, 229, 255, 0.4);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-privacy .privacy-top:hover {
  transform: translateY(-0.25rem);
  box-shadow:
    0 0 0 6px rgba(0, 229, 255, 0.18),
    0 0 42px rgba(0, 229, 255, 0.6);
}

/* ===== 桌面端增强 ===== */
@media (min-width: 768px) {
  .page-privacy .privacy-hero {
    padding-top: 4.5rem;
  }

  .page-privacy .privacy-hero__image {
    aspect-ratio: 14 / 5;
    margin-top: 3rem;
    border-radius: 0.75rem;
  }

  .page-privacy .privacy-speed {
    margin-top: 4rem;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 3.5rem;
    padding-top: 4.5rem;
    align-items: start;
  }

  .page-privacy .privacy-anchor {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
    align-self: start;
  }

  .page-privacy .privacy-anchor__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
    border-left: 1px solid rgba(192, 196, 204, 0.18);
  }

  .page-privacy .privacy-anchor__list li {
    flex: 0 0 auto;
  }

  .page-privacy .privacy-anchor__list a {
    border: 0;
    border-radius: 0;
    background: transparent;
    margin-left: -1px;
    padding: 0.625rem 1rem;
    border-left: 2px solid transparent;
    white-space: normal;
  }

  .page-privacy .privacy-anchor__list a span {
    font-size: 0.75rem;
  }

  .page-privacy .privacy-anchor__list a:hover {
    border-left-color: var(--cyan);
    box-shadow: none;
  }

  .page-privacy .privacy-content {
    padding: 2.5rem 2.25rem 0;
    border-radius: 1.25rem;
  }

  .page-privacy .privacy-section {
    column-gap: 2.25rem;
    padding: 3.25rem 0 3.75rem;
  }
}

/* ===== 禁用动效 ===== */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-top,
  .page-privacy .privacy-anchor__list a,
  .page-privacy .privacy-crumbs a {
    transition: none;
  }
}