.page-privacy {
  --pv-measure: 38rem;
  --pv-rule: rgba(183, 198, 221, 0.16);
  --pv-card-bg: linear-gradient(158deg, rgba(27, 58, 122, 0.46), rgba(16, 34, 76, 0.24));
  position: relative;
  display: block;
  color: var(--silver-100);
  background:
    radial-gradient(130% 62% at 6% -8%, rgba(27, 58, 122, 0.62), transparent 60%),
    radial-gradient(80% 48% at 104% 6%, rgba(95, 216, 245, 0.10), transparent 56%),
    var(--blue-900);
  padding: 0 0 clamp(56px, 9vw, 128px);
  overflow-x: clip;
}

/* 面包屑 */
.page-privacy .crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: clamp(18px, 3vw, 34px);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--silver-500);
}

.page-privacy .crumbs a {
  color: var(--silver-300);
  text-decoration: none;
  transition: color 0.18s ease;
}

.page-privacy .crumbs a:hover {
  color: var(--green-400);
}

.page-privacy .crumbs__sep {
  color: var(--silver-500);
}

/* 页首 */
.page-privacy .pv-head {
  max-width: 46rem;
  padding-top: clamp(26px, 5vw, 54px);
}

.page-privacy .pv-head__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-privacy .pv-title {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ice-white);
  text-wrap: balance;
}

.page-privacy .pv-title__hl {
  background-image: linear-gradient(transparent 64%, rgba(75, 255, 158, 0.3) 64%);
  background-repeat: no-repeat;
}

.page-privacy .pv-lede {
  max-width: var(--pv-measure);
  margin: 22px 0 0;
  font-size: 17px;
  line-height: 1.9;
  color: var(--silver-300);
}

/* 首屏氛围图 */
.page-privacy .pv-media {
  margin: clamp(32px, 5vw, 62px) 0 0;
}

.page-privacy .pv-media .media__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--pv-rule);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  aspect-ratio: 1200 / 420;
  background: var(--blue-700);
}

.page-privacy .pv-media .media__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(8, 18, 43, 0.72) 0%, rgba(8, 18, 43, 0) 46%, rgba(95, 216, 245, 0.14) 100%);
  pointer-events: none;
}

.page-privacy .pv-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* 章节定位条 */
.page-privacy .pv-toc {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: clamp(32px, 5vw, 56px);
  padding: 14px 0;
  border-top: 1px solid var(--pv-rule);
  border-bottom: 1px solid var(--pv-rule);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .pv-toc::-webkit-scrollbar {
  height: 3px;
}

.page-privacy .pv-toc::-webkit-scrollbar-thumb {
  background: rgba(124, 141, 174, 0.42);
  border-radius: 3px;
}

.page-privacy .pv-toc__label {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--silver-500);
}

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

.page-privacy .pv-toc__item {
  flex: 0 0 auto;
}

.page-privacy .pv-toc__link {
  display: inline-block;
  white-space: nowrap;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--silver-300);
  text-decoration: none;
  transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible,
.page-privacy .pv-toc__link.is-active {
  color: var(--blue-900);
  background: var(--green-400);
  border-color: var(--green-400);
}

/* 章节骨架 */
.page-privacy .pv-sec {
  max-width: var(--pv-measure);
  margin: 0 auto;
  padding-top: clamp(52px, 8vw, 100px);
  scroll-margin-top: 80px;
}

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-top: 16px;
  margin-bottom: 20px;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .pv-sec__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--cyan-400);
}

.page-privacy .pv-h2 {
  margin: 0;
  font-size: clamp(21px, 3vw, 27px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--ice-white);
}

.page-privacy .pv-sec > p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--silver-300);
}

.page-privacy .pv-sec > p a {
  color: var(--green-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(75, 255, 158, 0.4);
}

.page-privacy .pv-sec > p a:hover {
  border-bottom-color: var(--green-400);
}

/* 玻璃小卡 */
.page-privacy .pv-cards {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-card {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan-400);
  border-radius: var(--radius);
  background: var(--pv-card-bg);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.page-privacy .pv-card:nth-child(2) {
  border-left-color: var(--green-400);
}

.page-privacy .pv-card:nth-child(3) {
  border-left-color: var(--orange-500);
}

.page-privacy .pv-card__tag {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--silver-500);
}

.page-privacy .pv-card > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver-100);
}

/* 用途列表 */
.page-privacy .pv-uses {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .pv-uses__item {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px dashed var(--pv-rule);
}

.page-privacy .pv-uses__key {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.14em;
  line-height: 1.7;
  color: var(--green-400);
}

.page-privacy .pv-uses__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver-100);
}

/* 权利列表 */
.page-privacy .pv-rights {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-rights__item {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 16px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--pv-rule);
}

.page-privacy .pv-rights__key {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.14em;
  line-height: 1.7;
  color: var(--orange-500);
}

.page-privacy .pv-rights__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver-100);
}

.page-privacy .pv-note {
  margin: 26px 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--cyan-400);
  background: rgba(27, 58, 122, 0.28);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver-300);
}

/* 收束区 */
.page-privacy .pv-foot {
  max-width: var(--pv-measure);
  margin: clamp(56px, 8vw, 104px) auto 0;
  padding-top: 26px;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .pv-foot__text {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--silver-300);
}

.page-privacy .pv-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .pv-backtop {
  display: flex;
  justify-content: flex-end;
  margin-top: 28px;
}

@media (max-width: 720px) {
  .page-privacy {
    --pv-measure: 100%;
  }

  .page-privacy .pv-uses__item,
  .page-privacy .pv-rights__item {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .page-privacy .pv-card {
    padding: 14px 15px;
  }

  .page-privacy .pv-toc {
    gap: 10px;
  }

  .page-privacy .pv-foot__links .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}

@media (min-width: 1080px) {
  .page-privacy .pv-sec {
    padding-left: 0;
  }

  .page-privacy .pv-sec:nth-of-type(odd) {
    margin-left: calc(50% - var(--pv-measure) / 2 + 1.75rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link,
  .page-privacy .crumbs a {
    transition: none;
  }
}