.page-privacy {
  --pv-line: rgba(4, 16, 31, 0.14);
  --pv-soft: rgba(4, 16, 31, 0.72);
  background: var(--color-paper);
  color: var(--color-ink);
}

/* ============ 首屏 ============ */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--color-midnight);
  color: var(--color-paper);
  padding: 26px 0 84px;
}

.page-privacy .privacy-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-privacy .privacy-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(158deg, rgba(7, 15, 30, 0.86) 0%, rgba(14, 31, 58, 0.7) 52%, rgba(7, 15, 30, 0.95) 100%);
}

.page-privacy .privacy-hero__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.38;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: -28%;
  right: -14%;
  width: 66%;
  height: 170%;
  background: linear-gradient(118deg, rgba(37, 225, 208, 0.2), rgba(37, 225, 208, 0) 68%);
  clip-path: polygon(22% 0, 100% 0, 78% 100%, 0 100%);
  z-index: 1;
  pointer-events: none;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 66px;
  background: var(--color-paper);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  z-index: 3;
  pointer-events: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 2;
}

.page-privacy .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-dust);
  margin-bottom: 26px;
}

.page-privacy .breadcrumbs a {
  color: var(--color-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}

.page-privacy .breadcrumbs a:hover,
.page-privacy .breadcrumbs a:focus-visible {
  border-bottom-color: var(--color-neon);
}

.page-privacy .privacy-hero .chapter-label {
  display: inline-block;
  margin: 0 0 14px;
  padding: 4px 10px;
  border: 1px solid rgba(168, 243, 236, 0.42);
  color: var(--color-mist);
  font-size: 12px;
  letter-spacing: 0.1em;
  transform: skewX(-8deg);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 20px;
  font-size: clamp(40px, 10vw, 86px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  color: var(--color-paper);
}

.page-privacy .privacy-hero__lead {
  max-width: 680px;
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: rgba(245, 248, 251, 0.84);
}

/* ============ 正文容器 ============ */
.page-privacy .privacy-body {
  padding: clamp(38px, 7vw, 72px) 0 clamp(56px, 10vw, 110px);
  background:
    radial-gradient(circle at 88% 4%, rgba(37, 225, 208, 0.07), transparent 46%),
    var(--color-paper);
}

.page-privacy .privacy-preamble {
  max-width: 620px;
  margin: 0 0 clamp(32px, 6vw, 56px);
  padding-left: 16px;
  border-left: 3px solid var(--color-neon);
  font-size: 15px;
  line-height: 1.9;
  color: var(--pv-soft);
}

.page-privacy .privacy-layout {
  display: grid;
  gap: 34px;
}

/* ============ 条款目录 ============ */
.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-dust);
}

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

.page-privacy .privacy-toc__link {
  display: inline-block;
  padding: 7px 12px;
  border: 1px solid var(--pv-line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--color-ink);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  border-color: var(--color-neon);
  background: rgba(37, 225, 208, 0.12);
}

/* ============ 条款主体 ============ */
.page-privacy .privacy-articles {
  min-width: 0;
}

.page-privacy .privacy-section {
  padding-top: clamp(30px, 5vw, 46px);
  margin-top: clamp(30px, 5vw, 46px);
  border-top: 1px solid var(--pv-line);
  scroll-margin-top: calc(var(--header-h) + 26px);
}

.page-privacy .privacy-section:first-child {
  padding-top: 0;
  margin-top: 0;
  border-top: 0;
}

.page-privacy .privacy-section__head {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  margin-bottom: 16px;
}

.page-privacy .privacy-section__num {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-ink);
  padding-bottom: 2px;
  border-bottom: 3px solid var(--color-neon);
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-size: clamp(22px, 4.6vw, 32px);
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--color-ink);
}

.page-privacy .privacy-section .body-text {
  margin: 0 0 8px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--pv-soft);
}

/* ============ 条款条目 ============ */
.page-privacy .clause-list {
  margin: 0;
}

.page-privacy .clause {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--pv-line);
}

.page-privacy .clause:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.page-privacy .clause__num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-feature-settings: "tnum" 1;
  color: var(--color-dust);
}

.page-privacy .clause__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--pv-soft);
}

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

.page-privacy .clause__text a {
  color: var(--color-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--color-neon);
  transition: background-color 0.2s var(--ease);
}

.page-privacy .clause__text a:hover,
.page-privacy .clause__text a:focus-visible {
  background: rgba(37, 225, 208, 0.16);
}

/* ============ 术语提示 ============ */
.page-privacy .term {
  position: relative;
  border-bottom: 1px dashed rgba(37, 225, 208, 0.8);
  cursor: help;
}

.page-privacy .term::after {
  content: attr(data-tip);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  transform: translateX(-50%) translateY(4px);
  width: max-content;
  max-width: 250px;
  padding: 9px 11px;
  border-radius: 8px;
  border: 1px solid rgba(37, 225, 208, 0.4);
  background: var(--color-midnight);
  color: var(--color-mist);
  font-size: 12px;
  line-height: 1.65;
  letter-spacing: 0;
  text-align: left;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
  z-index: 6;
}

.page-privacy .term:hover::after,
.page-privacy .term:focus-visible::after,
.page-privacy .term:focus::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (hover: none) {
  .page-privacy .term::after {
    display: none;
  }
}

/* ============ 延伸阅读 ============ */
.page-privacy .privacy-outro {
  margin-top: clamp(44px, 8vw, 76px);
  padding-top: clamp(28px, 5vw, 40px);
  border-top: 3px solid var(--color-ink);
}

.page-privacy .privacy-outro__title {
  margin: 0 0 18px;
  font-size: clamp(20px, 4vw, 26px);
  color: var(--color-ink);
}

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

.page-privacy .privacy-outro__list a {
  display: block;
  padding: 16px 18px;
  border: 1px solid var(--pv-line);
  border-left: 3px solid var(--color-sunset);
  border-radius: 4px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-ink);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-privacy .privacy-outro__list a span {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-dust);
}

.page-privacy .privacy-outro__list a:hover,
.page-privacy .privacy-outro__list a:focus-visible {
  border-left-color: var(--color-neon);
  transform: translateX(3px);
}

/* ============ 中屏及以上 ============ */
@media (min-width: 720px) {
  .page-privacy .clause {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 18px;
    padding: 18px 0;
  }

  .page-privacy .privacy-section__head {
    grid-template-columns: 54px minmax(0, 1fr);
    gap: 18px;
  }

  .page-privacy .privacy-outro__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
}

/* ============ 宽屏：右栏目录常驻 ============ */
@media (min-width: 980px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 232px;
    gap: 64px;
    align-items: start;
  }

  .page-privacy .privacy-articles {
    grid-column: 1;
    grid-row: 1;
    max-width: 700px;
  }

  .page-privacy .privacy-toc {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: calc(var(--header-h) + 28px);
    padding-left: 4px;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }

  .page-privacy .privacy-toc__link {
    display: block;
    padding: 9px 0 9px 13px;
    border: 0;
    border-left: 2px solid var(--pv-line);
    border-radius: 0;
    background: none;
    font-size: 13px;
    line-height: 1.5;
    color: var(--pv-soft);
  }

  .page-privacy .privacy-toc__link:hover,
  .page-privacy .privacy-toc__link:focus-visible {
    border-left-color: var(--color-neon);
    background: none;
    color: var(--color-ink);
  }
}

/* ============ 大屏留白 ============ */
@media (min-width: 1280px) {
  .page-privacy .privacy-hero {
    padding: 34px 0 104px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 248px;
    gap: 80px;
  }
}

/* ============ 打印 ============ */
@media print {
  .page-privacy {
    background: #fff;
  }

  .page-privacy .privacy-hero {
    background: none;
    color: var(--color-ink);
    padding: 0 0 18px;
  }

  .page-privacy .privacy-hero__media,
  .page-privacy .privacy-hero::before,
  .page-privacy .privacy-hero::after,
  .page-privacy .privacy-toc,
  .page-privacy .term::after {
    display: none;
  }

  .page-privacy .privacy-hero__title,
  .page-privacy .privacy-hero__lead {
    color: var(--color-ink);
  }

  .page-privacy .privacy-body {
    background: none;
    padding: 0;
  }
}