.page-privacy {
  --pv-read: 62ch;
  --pv-idx: 240px;
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(158deg, var(--c-band) 0%, var(--c-panel) 34%, var(--c-ink) 78%);
  border-bottom: 1px solid var(--c-steel);
}

.page-privacy .pv-hero__grid {
  position: absolute;
  inset: -26% -12%;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(22, 200, 216, .12) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(30, 92, 122, .26) 0 1px, transparent 1px 72px);
  transform: rotate(-8deg);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .95), rgba(0, 0, 0, .15));
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .95), rgba(0, 0, 0, .15));
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: 34px;
  padding-bottom: 34px;
}

.page-privacy .pv-hero__kicker {
  margin: 20px 0 0;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-privacy .pv-hero__title {
  margin: 10px 0 0;
  font-family: var(--f-display);
  font-size: var(--t-64);
  font-weight: 800;
  line-height: .98;
  letter-spacing: -.02em;
  color: var(--c-paper);
}

.page-privacy .pv-hero__lede {
  margin: 18px 0 0;
  max-width: var(--pv-read);
  font-size: var(--t-17);
  line-height: 1.78;
  color: var(--c-paper);
}

.page-privacy .pv-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-hero__meta-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--c-steel);
  background: rgba(12, 33, 56, .72);
  clip-path: var(--cut-tr);
  font-size: var(--t-14);
}

.page-privacy .pv-hero__meta-key {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-cyan-soft);
}

.page-privacy .pv-hero__meta-val {
  color: var(--c-paper);
}

.page-privacy .pv-banner {
  position: relative;
  margin: 0;
  border-top: 1px solid var(--c-steel);
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  height: 150px;
  object-fit: cover;
  object-position: center 42%;
  opacity: .88;
}

.page-privacy .pv-banner__caption {
  position: absolute;
  right: 18px;
  bottom: 10px;
  padding: 3px 8px;
  background: rgba(6, 20, 38, .78);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--c-muted);
}

/* ---------- 文档骨架 ---------- */
.page-privacy .pv-doc {
  padding-top: 32px;
  padding-bottom: 56px;
}

.page-privacy .pv-index {
  border: 1px solid var(--c-steel);
  background: rgba(12, 33, 56, .62);
  padding: 16px 18px 18px;
  clip-path: var(--cut-tr);
}

.page-privacy .pv-index__title {
  margin: 0 0 10px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-privacy .pv-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .pv-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-left: -1px;
  padding: 9px 0 9px 14px;
  border-left: 2px solid transparent;
  font-size: var(--t-14);
  line-height: 1.5;
  color: var(--c-muted);
  text-decoration: none;
  transition: color var(--ease), border-color var(--ease);
}

.page-privacy .pv-index__num {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--c-steel);
  transition: color var(--ease);
}

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  color: var(--c-cyan-soft);
  border-left-color: var(--c-cyan);
  outline: none;
}

.page-privacy .pv-index__link:hover .pv-index__num,
.page-privacy .pv-index__link:focus-visible .pv-index__num {
  color: var(--c-cyan);
}

/* ---------- 正文 ---------- */
.page-privacy .pv-article {
  margin-top: 28px;
}

.page-privacy .pv-sec {
  padding: 26px 0 4px;
  border-top: 1px solid rgba(30, 92, 122, .55);
}

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

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-privacy .pv-sec__num {
  flex: none;
  font-family: var(--f-mono);
  font-size: var(--t-14);
  letter-spacing: .1em;
  color: var(--c-cyan);
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-family: var(--f-display);
  font-size: var(--t-30);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--c-paper);
}

.page-privacy .pv-sec__body {
  max-width: var(--pv-read);
  margin-top: 16px;
}

.page-privacy .pv-sec__body p {
  margin: 0 0 14px;
  font-size: var(--t-17);
  line-height: 1.78;
  color: var(--c-paper);
}

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

.page-privacy .pv-sec__body a {
  color: var(--c-cyan-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
  word-break: break-all;
}

.page-privacy .pv-sec__body a:hover,
.page-privacy .pv-sec__body a:focus-visible {
  color: var(--c-orange-soft);
}

.page-privacy .pv-sub {
  margin: 22px 0 8px;
  font-family: var(--f-editorial);
  font-size: var(--t-22);
  font-weight: 600;
  color: var(--c-cyan-soft);
}

.page-privacy .pv-list {
  list-style: none;
  margin: 4px 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 24px;
  font-size: var(--t-17);
  line-height: 1.78;
  color: var(--c-paper);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 12px;
  height: 2px;
  background: var(--c-cyan);
}

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

.page-privacy .pv-note {
  margin: 20px 0 10px;
  padding: 14px 16px 14px 20px;
  border-left: 3px solid var(--c-orange);
  background: linear-gradient(90deg, rgba(255, 106, 31, .12), rgba(12, 33, 56, .35));
  font-size: var(--t-14);
  line-height: 1.75;
  color: var(--c-paper);
}

/* ---------- 权利条目 ---------- */
.page-privacy .pv-rights {
  display: grid;
  gap: 10px;
  margin: 6px 0 4px;
}

.page-privacy .pv-right {
  border: 1px solid var(--c-steel);
  background: var(--c-panel);
  clip-path: var(--cut-tr);
  transition: border-color var(--ease);
}

.page-privacy .pv-right:hover,
.page-privacy .pv-right:focus-within {
  border-color: var(--c-cyan);
}

.page-privacy .pv-right__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
}

.page-privacy .pv-right__summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-right__summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: -2px;
}

.page-privacy .pv-right__label {
  font-size: var(--t-17);
  line-height: 1.5;
  color: var(--c-paper);
}

.page-privacy .pv-right__sign {
  position: relative;
  flex: none;
  width: 12px;
  height: 12px;
}

.page-privacy .pv-right__sign::before,
.page-privacy .pv-right__sign::after {
  content: "";
  position: absolute;
  background: var(--c-cyan);
}

.page-privacy .pv-right__sign::before {
  left: 0;
  top: 5px;
  width: 12px;
  height: 2px;
}

.page-privacy .pv-right__sign::after {
  left: 5px;
  top: 0;
  width: 2px;
  height: 12px;
  transition: transform var(--ease), opacity var(--ease);
}

.page-privacy .pv-right[open] .pv-right__sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-privacy .pv-right[open] {
  border-color: var(--c-cyan);
}

.page-privacy .pv-right__body {
  padding: 0 18px 18px;
  border-top: 1px solid rgba(30, 92, 122, .6);
  margin-top: 0;
}

.page-privacy .pv-right__body p {
  margin: 14px 0 0;
  font-size: var(--t-14);
  line-height: 1.78;
  color: var(--c-muted);
}

.page-privacy .pv-right__body a {
  color: var(--c-cyan-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
  word-break: break-all;
}

/* ---------- 延伸入口 ---------- */
.page-privacy .pv-links {
  margin-top: 44px;
  padding-top: 24px;
  border-top: 1px solid rgba(30, 92, 122, .55);
  max-width: 100%;
}

.page-privacy .pv-links__title {
  margin: 0 0 16px;
  font-family: var(--f-editorial);
  font-size: var(--t-22);
  font-weight: 600;
  color: var(--c-paper);
}

.page-privacy .pv-links__grid {
  display: grid;
  gap: 12px;
}

.page-privacy .pv-link {
  display: block;
  padding: 16px 18px;
  border: 1px solid var(--c-steel);
  background: rgba(12, 33, 56, .5);
  clip-path: var(--cut-tr);
  text-decoration: none;
  transition: transform var(--ease), border-color var(--ease), background-color var(--ease);
}

.page-privacy .pv-link:hover,
.page-privacy .pv-link:focus-visible {
  transform: translateY(-2px);
  border-color: var(--c-cyan);
  background: rgba(20, 58, 92, .55);
  outline: none;
}

.page-privacy .pv-link__key {
  display: block;
  font-family: var(--f-display);
  font-size: var(--t-17);
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--c-paper);
}

.page-privacy .pv-link:hover .pv-link__key,
.page-privacy .pv-link:focus-visible .pv-link__key {
  color: var(--c-cyan-soft);
}

.page-privacy .pv-link__desc {
  display: block;
  margin-top: 6px;
  font-size: var(--t-14);
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-hero__inner {
    padding-top: 48px;
    padding-bottom: 44px;
  }

  .page-privacy .pv-banner img {
    height: 240px;
  }

  .page-privacy .pv-doc {
    padding-top: 44px;
  }

  .page-privacy .pv-links__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
}

/* ---------- 桌面：左侧章节索引 + 右侧长文 ---------- */
@media (min-width: 960px) {
  .page-privacy .pv-doc {
    display: grid;
    grid-template-columns: var(--pv-idx) minmax(0, 1fr);
    gap: 56px;
    padding-top: 64px;
    padding-bottom: 88px;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--rail-top) + 28px);
    align-self: start;
    border: 0;
    border-top: 1px solid var(--c-steel);
    background: transparent;
    padding: 20px 0 0;
    clip-path: none;
  }

  .page-privacy .pv-index__list {
    border-left: 1px solid var(--c-steel);
  }

  .page-privacy .pv-article {
    margin-top: 0;
  }

  .page-privacy .pv-sec {
    padding: 34px 0 6px;
  }

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

  .page-privacy .pv-links {
    margin-top: 52px;
  }
}
<<<END>>>