.page-privacy {
  --priv-text: #C9D5E7;
  --priv-line: #10203A;
  --priv-edge: rgba(111, 233, 255, 0.34);
  --priv-doc: 62ch;
  background: var(--ink-base);
  color: var(--paper);
  font-family: var(--font-sans);
  line-height: 1.75;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  padding: 28px 0 0;
  border-bottom: 1px solid var(--priv-line);
  background-image:
    linear-gradient(var(--priv-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--priv-line) 1px, transparent 1px);
  background-size: 120px 120px;
  background-position: center top;
}

.page-privacy .privacy-hero__glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(880px 420px at 16% -6%, rgba(111, 233, 255, 0.14), transparent 62%),
    radial-gradient(720px 380px at 92% 14%, rgba(255, 107, 44, 0.10), transparent 68%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 860px;
}

.page-privacy .privacy-hero__eyebrow {
  margin: 20px 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(30px, 6.4vw, 54px);
  line-height: 1.18;
  color: var(--paper);
}

.page-privacy .privacy-hero__intro {
  margin: 0;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--priv-text);
}

.page-privacy .privacy-hero__meta {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--priv-line);
  border: 1px solid var(--priv-line);
}

.page-privacy .privacy-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  background: var(--ink-base);
}

.page-privacy .privacy-meta__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-privacy .privacy-meta__v {
  font-size: 14px;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-privacy .privacy-hero__band {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero__figure {
  margin: 34px 0 0;
  border: 1px solid var(--priv-line);
  background: var(--ink-deep);
  overflow: hidden;
}

.page-privacy .privacy-hero__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  opacity: 0.86;
}

/* ---------- 正文骨架 ---------- */

.page-privacy .privacy-body {
  padding: clamp(48px, 8vw, 104px) 0 clamp(40px, 6vw, 84px);
}

.page-privacy .privacy-body__grid {
  display: grid;
  gap: 36px;
}

.page-privacy .privacy-doc {
  max-width: var(--priv-doc);
}

/* ---------- 章节导航 ---------- */

.page-privacy .privacy-toc {
  order: -1;
  padding: 14px 16px;
  border: 1px solid var(--priv-line);
  background: var(--glass);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 6px 11px;
  border: 1px solid var(--priv-line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease);
}

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

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
}

/* ---------- 条款章节 ---------- */

.page-privacy .priv-sec {
  padding-top: 42px;
  border-top: 1px solid var(--priv-line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-privacy .priv-sec:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.page-privacy .priv-sec + .priv-sec {
  margin-top: 44px;
}

.page-privacy .priv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.page-privacy .priv-sec__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-privacy .priv-sec__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.4;
  color: var(--paper);
}

.page-privacy .priv-sec__body p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--priv-text);
}

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

.page-privacy .priv-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-privacy .priv-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--priv-text);
}

.page-privacy .priv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: 1px solid var(--priv-edge);
}

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

/* ---------- 旁注 ---------- */

.page-privacy .priv-note {
  margin: 18px 0 0;
  padding: 13px 15px;
  background: var(--glass);
  border: 1px solid var(--priv-edge);
  border-radius: 3px;
}

.page-privacy .priv-note__term {
  margin: 0 0 5px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-privacy .priv-note__def {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 延伸入口 ---------- */

.page-privacy .priv-next {
  padding: clamp(44px, 7vw, 76px) 0 clamp(56px, 8vw, 92px);
  border-top: 1px solid var(--priv-line);
  background: linear-gradient(180deg, rgba(111, 233, 255, 0.06), rgba(11, 20, 40, 0) 62%);
}

.page-privacy .priv-next__title {
  margin: 0 0 24px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(20px, 3vw, 26px);
  color: var(--paper);
}

.page-privacy .priv-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .priv-next__link {
  display: grid;
  gap: 6px;
  height: 100%;
  padding: 18px 18px 20px;
  border: 1px solid var(--priv-line);
  border-left: 2px solid var(--cyan);
  background: var(--ink-deep);
  text-decoration: none;
  transition: transform 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-privacy .priv-next__link:hover,
.page-privacy .priv-next__link:focus-visible {
  transform: translateY(-2px);
  border-color: var(--priv-edge);
  border-left-color: var(--heat);
}

.page-privacy .priv-next__label {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 19px;
  color: var(--paper);
}

.page-privacy .priv-next__desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 返回顶部 ---------- */

.page-privacy .backtop {
  position: fixed;
  right: 18px;
  bottom: 22px;
  z-index: 40;
}

/* ---------- 窄屏以上的补强 ---------- */

@media (min-width: 600px) {
  .page-privacy .privacy-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .privacy-hero__figure {
    margin-top: 44px;
  }

  .page-privacy .priv-note {
    max-width: 80%;
    margin-left: auto;
    padding: 15px 18px;
  }

  .page-privacy .priv-next__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-body__grid {
    grid-template-columns: minmax(0, 1fr) 216px;
    gap: 72px;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    order: 0;
    position: sticky;
    top: calc(var(--header-h) + 28px);
    padding: 4px 0 4px 22px;
    border: 0;
    border-left: 1px solid var(--priv-line);
    background: none;
  }

  .page-privacy .privacy-toc__title {
    margin-bottom: 14px;
  }

  .page-privacy .privacy-toc__list {
    display: block;
  }

  .page-privacy .privacy-toc__list > li + li {
    margin-top: 2px;
  }

  .page-privacy .privacy-toc__link {
    display: grid;
    grid-template-columns: 24px 1fr;
    gap: 8px;
    width: 100%;
    padding: 8px 0;
    border: 0;
    border-radius: 0;
    position: relative;
    font-size: 13px;
    line-height: 1.5;
  }

  .page-privacy .privacy-toc__link::before {
    content: "";
    position: absolute;
    left: -23px;
    top: 50%;
    width: 1px;
    height: 20px;
    background: var(--cyan);
    transform: translateY(-50%) scaleY(0);
    transition: transform 0.24s var(--ease);
  }

  .page-privacy .privacy-toc__link:hover::before,
  .page-privacy .privacy-toc__link:focus-visible::before {
    transform: translateY(-50%) scaleY(1);
  }

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

  .page-privacy .priv-note {
    max-width: 66%;
    transform: translateX(14px);
  }

  .page-privacy .priv-sec + .priv-sec {
    margin-top: 56px;
  }

  .page-privacy .priv-sec {
    padding-top: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-toc__link::before,
  .page-privacy .priv-next__link {
    transition: none;
  }

  .page-privacy .priv-next__link:hover,
  .page-privacy .priv-next__link:focus-visible {
    transform: none;
  }
}