.page-privacy {
  --pv-hair: rgba(232, 240, 236, .10);
  --pv-cyan-line: rgba(55, 224, 200, .22);
  --pv-body: rgba(232, 240, 236, .84);
  --pv-muted: rgba(143, 168, 160, .95);
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(26px, 5vw, 44px) 0 clamp(44px, 7vw, 82px);
  border-bottom: 1px solid var(--pv-hair);
}

.page-privacy .privacy-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
  filter: saturate(.55) contrast(1.05);
  z-index: -2;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(130% 100% at 6% -12%, rgba(55, 224, 200, .18), transparent 58%),
    linear-gradient(180deg, rgba(11, 31, 26, .62), var(--bw-ink) 88%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 880px;
}

.page-privacy .privacy-hero__inner .bw-crumbs {
  margin-bottom: clamp(22px, 4vw, 36px);
}

.page-privacy .privacy-hero__inner .bw-eyebrow {
  margin: 0 0 14px;
  color: var(--bw-cyan);
}

.page-privacy .privacy-hero__inner h1 {
  margin: 0 0 18px;
  max-width: 21ch;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.16;
  letter-spacing: -.01em;
  font-weight: 800;
  color: var(--bw-fog);
}

.page-privacy .privacy-hero__inner .bw-lede {
  margin: 0 0 clamp(24px, 3.5vw, 32px);
  max-width: 54ch;
  color: var(--pv-muted);
}

.page-privacy .privacy-hero__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 主体骨架 ---------- */
.page-privacy .privacy-body {
  width: 100%;
  max-width: var(--bw-wrap);
  margin: 0 auto;
  padding-inline: var(--bw-gutter);
  padding-block: clamp(38px, 7vw, 76px) clamp(60px, 10vw, 116px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(34px, 6vw, 56px);
  align-items: start;
}

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

/* ---------- 章节 ---------- */
.page-privacy .privacy-sec {
  scroll-margin-top: 130px;
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--pv-hair);
  margin-bottom: clamp(30px, 5vw, 48px);
}

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

.page-privacy .privacy-sec:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-sec__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 16px;
  font-size: clamp(20px, 2.7vw, 27px);
  line-height: 1.35;
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--bw-fog);
}

.page-privacy .privacy-sec__idx {
  flex: none;
  font-family: var(--bw-mono);
  font-size: clamp(13px, 1.6vw, 15px);
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--bw-amber);
}

.page-privacy .privacy-article p {
  margin: 0 0 16px;
  color: var(--pv-body);
  font-size: 17px;
  line-height: 1.85;
}

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

.page-privacy .privacy-article a {
  color: var(--bw-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--pv-cyan-line);
  transition: border-color .22s var(--bw-ease);
}

.page-privacy .privacy-article a:hover,
.page-privacy .privacy-article a:focus-visible {
  border-bottom-color: var(--bw-cyan);
}

/* ---------- 条目列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding: 16px 18px;
  border-radius: var(--bw-r-md);
  border: 1px solid var(--pv-hair);
  background: linear-gradient(180deg, rgba(20, 52, 44, .52), rgba(16, 19, 18, .68));
}

.page-privacy .privacy-list li p {
  margin: 10px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--pv-body);
}

/* ---------- 术语胶囊 ---------- */
.page-privacy .privacy-term {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 4px 13px;
  border-radius: var(--bw-pill);
  border: 1px solid var(--pv-cyan-line);
  background: var(--bw-cyan-08);
  color: var(--bw-cyan);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: .02em;
}

.page-privacy .privacy-term[data-tip] {
  cursor: help;
}

.page-privacy .privacy-term[data-tip]::after {
  content: attr(data-tip);
  position: absolute;
  left: 0;
  top: calc(100% + 10px);
  width: max-content;
  max-width: min(240px, 72vw);
  padding: 10px 14px;
  border-radius: var(--bw-r-sm);
  border: 1px solid var(--pv-cyan-line);
  background: var(--bw-mid);
  color: var(--bw-fog);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: 0;
  text-align: left;
  white-space: normal;
  box-shadow: 0 18px 40px rgba(0, 0, 0, .45);
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity .24s var(--bw-ease), transform .24s var(--bw-ease);
  z-index: 8;
}

.page-privacy .privacy-term[data-tip]:hover::after,
.page-privacy .privacy-term[data-tip]:focus-visible::after {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 定义式条目 ---------- */
.page-privacy .privacy-defs {
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .privacy-defs > div {
  padding: 14px 0;
  border-bottom: 1px dashed var(--pv-hair);
}

.page-privacy .privacy-defs > div:first-child {
  padding-top: 0;
}

.page-privacy .privacy-defs > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .privacy-defs dt {
  margin-bottom: 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--bw-fog);
}

.page-privacy .privacy-defs dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--pv-body);
}

/* ---------- 联系方式 ---------- */
.page-privacy .privacy-contact {
  display: grid;
  gap: 12px;
  margin: 0 0 18px;
}

.page-privacy .privacy-contact__item {
  padding: 16px 18px;
  border-radius: var(--bw-r-md);
  border: 1px solid var(--pv-hair);
  background: linear-gradient(180deg, rgba(20, 52, 44, .55), rgba(16, 19, 18, .72));
}

.page-privacy .privacy-contact__label {
  margin: 0 0 8px;
  font-family: var(--bw-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--pv-muted);
}

.page-privacy .privacy-contact__val {
  margin: 0;
  font-size: clamp(16px, 2.2vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--bw-fog);
  overflow-wrap: anywhere;
}

.page-privacy .privacy-contact__val--mono {
  font-family: var(--bw-mono);
  font-size: clamp(14px, 1.9vw, 17px);
  letter-spacing: .01em;
  color: var(--bw-amber);
}

/* ---------- 右侧注释栏 ---------- */
.page-privacy .privacy-aside {
  min-width: 0;
  display: grid;
  gap: 26px;
}

.page-privacy .privacy-aside__title {
  margin: 0 0 14px;
  font-family: var(--bw-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--bw-sage);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 3px;
}

.page-privacy .privacy-toc__list a {
  display: block;
  padding: 9px 14px;
  border-radius: var(--bw-pill);
  border: 1px solid transparent;
  font-size: 14px;
  line-height: 1.5;
  color: var(--pv-muted);
  text-decoration: none;
  transition: color .22s var(--bw-ease), background .22s var(--bw-ease), border-color .22s var(--bw-ease);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--bw-cyan);
  background: var(--bw-cyan-08);
  border-color: var(--pv-cyan-line);
}

.page-privacy .privacy-gloss {
  padding: 20px;
  border-radius: var(--bw-r-md);
  border: 1px solid var(--pv-hair);
  background: rgba(16, 19, 18, .6);
}

.page-privacy .privacy-gloss dl {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-privacy .privacy-gloss dt {
  margin-bottom: 5px;
  font-family: var(--bw-mono);
  font-size: 13px;
  color: var(--bw-cyan);
}

.page-privacy .privacy-gloss dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--pv-muted);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-body {
    grid-template-columns: minmax(0, 1fr) 272px;
    gap: clamp(40px, 6vw, 80px);
  }

  .page-privacy .privacy-article {
    max-width: 68ch;
  }

  .page-privacy .privacy-aside {
    position: sticky;
    top: 118px;
    gap: 30px;
  }

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

  .page-privacy .privacy-defs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }

  .page-privacy .privacy-defs > div:first-child {
    padding-top: 14px;
  }

  .page-privacy .privacy-defs > div:nth-child(2) {
    padding-top: 14px;
  }
}

/* ---------- 小屏保护 ---------- */
@media (max-width: 599px) {
  .page-privacy .privacy-hero__inner h1 {
    max-width: none;
  }

  .page-privacy .privacy-list li {
    padding: 14px 15px;
  }

  .page-privacy .privacy-article p {
    font-size: 16px;
  }

  .page-privacy .privacy-sec__title {
    flex-direction: column;
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-term[data-tip]::after,
  .page-privacy .privacy-toc__list a {
    transition: none;
  }
}