.page-privacy {
  background: var(--bx-ink);
  color: var(--bx-mint);
  overflow-x: clip;
}

.page-privacy .breadcrumb {
  padding: 22px 0 6px;
  font-size: 13px;
}

/* ---------- 首屏 ---------- */
.prv-hero {
  position: relative;
}

.prv-hero__media {
  position: relative;
  overflow: hidden;
  background: var(--bx-ink-deep);
  border-bottom: 1px solid var(--bx-line);
  aspect-ratio: 16 / 7;
  max-height: 340px;
}

.prv-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.88;
}

.prv-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 38, 31, 0.18) 0%, rgba(8, 38, 31, 0.9) 100%);
  pointer-events: none;
}

.prv-hero__media::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 62%;
  height: 44%;
  background: var(--bx-ink);
  clip-path: polygon(0 100%, 100% 58%, 100% 100%);
  z-index: 2;
}

.prv-hero__body {
  padding-block: 26px 46px;
  max-width: 880px;
}

.prv-hero__body h1 {
  margin: 14px 0 16px;
  font-size: clamp(30px, 8.4vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.prv-hero__body .lead {
  color: var(--bx-dim);
  font-size: 16px;
  line-height: 1.8;
  max-width: 68ch;
}

.prv-facts {
  display: grid;
  gap: 14px;
  margin: 28px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--bx-line);
}

.prv-facts__item dt {
  margin-bottom: 6px;
  font-family: var(--bx-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bx-gray);
}

.prv-facts__item dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--bx-mint);
}

.prv-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ---------- 布局 ---------- */
.prv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding-block: 28px 72px;
  align-items: start;
}

/* ---------- 章节目录 ---------- */
.prv-toc {
  position: sticky;
  top: var(--bx-nav-h);
  z-index: 6;
  margin: 0 -20px;
  padding: 10px 20px 8px;
  background: rgba(8, 38, 31, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--bx-line);
}

.prv-toc__title {
  display: none;
}

.prv-toc__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.prv-toc__list li {
  flex: 0 0 auto;
}

.prv-toc__list a {
  display: block;
  padding: 7px 12px;
  font-size: 13.5px;
  line-height: 1.5;
  white-space: nowrap;
  color: var(--bx-dim);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.18s var(--bx-ease), border-color 0.18s var(--bx-ease), background-color 0.18s var(--bx-ease);
}

.prv-toc__list a:hover {
  color: var(--bx-cyan);
}

.prv-toc__list a[aria-current="true"] {
  color: var(--bx-cyan);
  border-bottom-color: var(--bx-cyan);
}

/* ---------- 条款正文 ---------- */
.prv-doc {
  background: var(--bx-paper);
  color: #16332c;
  border-top: 3px solid var(--bx-cyan);
  border-radius: var(--bx-r-sharp);
  padding: 26px 20px 34px;
  box-shadow: 0 30px 60px -40px rgba(0, 0, 0, 0.75);
}

.prv-doc__intro {
  margin: 0 0 6px;
  font-size: 15px;
  line-height: 1.85;
  color: #2a4a42;
}

.prv-clause {
  padding-block: 26px;
  border-top: 1px solid rgba(30, 74, 63, 0.16);
}

.prv-clause:first-of-type {
  border-top: 0;
  padding-top: 20px;
}

.prv-clause__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 14px;
  font-size: clamp(18px, 4.6vw, 22px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: #0c2a23;
}

.prv-clause__num {
  flex: 0 0 auto;
  padding: 3px 8px;
  font-family: var(--bx-font-mono);
  font-size: 13px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  color: var(--bx-moss);
  text-decoration: none;
  border: 1px solid rgba(75, 122, 94, 0.5);
  border-radius: var(--bx-r-sharp);
  transition: background-color 0.18s var(--bx-ease);
}

.prv-clause__num:hover,
.prv-clause__num:focus-visible {
  background: rgba(75, 122, 94, 0.14);
}

.prv-doc p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.85;
  color: #1b3a32;
}

.prv-doc p:last-child {
  margin-bottom: 0;
}

.prv-sub {
  margin: 20px 0 10px;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--bx-moss);
}

.prv-list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.prv-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 9px;
  font-size: 15px;
  line-height: 1.8;
  color: #1b3a32;
}

.prv-list li:last-child {
  margin-bottom: 0;
}

.prv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 9px;
  height: 2px;
  background: var(--bx-moss);
}

.prv-note {
  margin: 18px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--bx-moss);
  background: rgba(75, 122, 94, 0.09);
  font-size: 14.5px;
  line-height: 1.8;
  color: #17362e;
}

.prv-note__label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--bx-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bx-moss);
}

/* ---------- 尾部 ---------- */
.prv-tail {
  grid-column: 1 / -1;
  margin-top: 8px;
  padding-top: 30px;
  border-top: 1px solid var(--bx-line);
}

.prv-tail h2 {
  margin: 0 0 10px;
  font-size: 22px;
  letter-spacing: -0.01em;
}

.prv-tail p {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--bx-dim);
}

.prv-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 宽屏 ---------- */
@media (min-width: 720px) {
  .prv-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .prv-doc {
    padding: 44px 52px 54px;
  }
}

@media (min-width: 960px) {
  .prv-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
    padding-block: 56px 88px;
  }

  .prv-toc {
    position: sticky;
    top: calc(var(--bx-nav-h) + 28px);
    margin: 0;
    padding: 0 0 0 18px;
    background: none;
    backdrop-filter: none;
    border-bottom: 0;
    border-left: 1px solid var(--bx-line);
  }

  .prv-toc__title {
    display: block;
    margin: 0 0 10px;
    font-family: var(--bx-font-mono);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--bx-gray);
  }

  .prv-toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
  }

  .prv-toc__list a {
    white-space: normal;
    padding: 8px 12px 8px 14px;
    border-bottom: 0;
    border-left: 2px solid transparent;
  }

  .prv-toc__list a[aria-current="true"] {
    border-bottom-color: transparent;
    border-left-color: var(--bx-cyan);
    background: rgba(47, 227, 180, 0.07);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .prv-toc__list a,
  .page-privacy .prv-clause__num {
    transition: none;
  }
}
<<<END>>>