.page-privacy {
  --privacy-measure: 700px;
  --privacy-aside-w: 280px;
  display: block;
  background: var(--ink-900);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  padding-top: clamp(22px, 4vw, 42px);
  padding-bottom: clamp(28px, 5vw, 56px);
  overflow: hidden;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(127, 233, 255, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127, 233, 255, .055) 1px, transparent 1px);
  background-size: 24px 24px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 86%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 86%);
  pointer-events: none;
}

.page-privacy .privacy-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-privacy .privacy-hero__copy {
  display: grid;
  gap: 14px;
  max-width: 640px;
}

.page-privacy .privacy-hero__title {
  margin: 0;
  font-size: clamp(29px, 5.2vw, 46px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--paper);
}

.page-privacy .privacy-hero__lead {
  margin: 0;
  max-width: 60ch;
  color: var(--soft);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 2px 0 0;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-privacy .privacy-hero__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px rgba(53, 198, 168, .8);
}

.page-privacy .privacy-hero__media {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid var(--hairline);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

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

.page-privacy .privacy-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(127, 233, 255, .16), transparent 55%, rgba(255, 199, 102, .12));
  pointer-events: none;
}

/* ---------- 正文与注释双栏 ---------- */

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 64px);
  padding-bottom: clamp(52px, 8vw, 96px);
}

.page-privacy .privacy-body {
  max-width: var(--privacy-measure);
}

/* ---------- 章节 ---------- */

.page-privacy .privacy-section {
  scroll-margin-top: 96px;
  padding-block: clamp(34px, 5vw, 56px);
  border-top: 1px solid rgba(22, 36, 74, .9);
}

.page-privacy .privacy-section:first-child {
  border-top: 0;
  padding-top: clamp(8px, 2vw, 16px);
}

.page-privacy .privacy-section__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-privacy .privacy-section__num {
  margin: 0;
  font-size: 13px;
  letter-spacing: .24em;
  color: var(--cyan);
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-size: clamp(21px, 3vw, 27px);
  line-height: 1.35;
  letter-spacing: -0.01em;
  font-weight: 900;
  color: var(--paper);
}

.page-privacy .privacy-section__sub {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 条目 ---------- */

.page-privacy .privacy-entries {
  display: grid;
  gap: 0;
}

.page-privacy .privacy-entry {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 10px;
  padding: 18px 0;
  border-top: 1px solid rgba(22, 36, 74, .68);
}

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

.page-privacy .privacy-entry__no {
  margin: 2px 0 0;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--gold);
}

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

.page-privacy .privacy-entry__title {
  margin: 0 0 8px;
  font-size: 17.5px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--paper);
}

.page-privacy .privacy-entry__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--soft);
}

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

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 18px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--soft);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 8px;
  height: 1.5px;
  background: var(--cyan);
  border-radius: 1px;
}

/* ---------- 术语提示 ---------- */

.page-privacy .privacy-term {
  position: relative;
  color: var(--paper);
  border-bottom: 1px dashed rgba(127, 233, 255, .55);
  cursor: help;
  outline: none;
}

.page-privacy .privacy-term:focus-visible {
  box-shadow: 0 0 0 2px rgba(127, 233, 255, .45);
}

.page-privacy .privacy-term__pop {
  position: absolute;
  left: 0;
  top: calc(100% + 10px);
  z-index: 8;
  width: max-content;
  max-width: min(260px, 62vw);
  padding: 10px 12px;
  font-size: 13.5px;
  line-height: 1.7;
  font-weight: 400;
  color: var(--paper);
  background: rgba(13, 23, 48, .97);
  border: 1px solid rgba(127, 233, 255, .32);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .2s var(--ease), transform .2s var(--ease), visibility .2s linear;
  pointer-events: none;
}

.page-privacy .privacy-term:hover .privacy-term__pop,
.page-privacy .privacy-term:focus-visible .privacy-term__pop {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 联系区块 ---------- */

.page-privacy .privacy-contact {
  display: grid;
  gap: 14px;
  padding-left: clamp(0px, 1.5vw, 18px);
  border-left: 2px solid transparent;
  border-image: var(--edge) 1;
}

.page-privacy .privacy-contact__mail {
  margin: 0;
  font-size: clamp(17px, 2.4vw, 21px);
  letter-spacing: .04em;
  color: var(--cyan);
  word-break: break-all;
}

.page-privacy .privacy-contact__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--soft);
  max-width: 62ch;
}

.page-privacy .privacy-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 4px 0 0;
}

/* ---------- 相关内容 ---------- */

.page-privacy .privacy-next {
  display: grid;
  margin-top: clamp(30px, 5vw, 52px);
  border-top: 1px solid rgba(22, 36, 74, .9);
}

.page-privacy .privacy-next a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 2px;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(22, 36, 74, .6);
  transition: color .18s var(--ease), padding-left .18s var(--ease);
}

.page-privacy .privacy-next a::after {
  content: "→";
  flex: none;
  font-family: var(--mono);
  font-size: 15px;
  color: var(--cyan);
  transition: transform .18s var(--ease);
}

.page-privacy .privacy-next a:hover,
.page-privacy .privacy-next a:focus-visible {
  color: var(--paper);
  padding-left: 10px;
}

.page-privacy .privacy-next a:hover::after,
.page-privacy .privacy-next a:focus-visible::after {
  transform: translateX(4px);
}

/* ---------- 右侧注释栏 ---------- */

.page-privacy .privacy-aside {
  display: grid;
  gap: 22px;
}

.page-privacy .privacy-toc {
  border-top: 1px solid rgba(22, 36, 74, .9);
  padding-top: 16px;
}

.page-privacy .privacy-toc__head {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--muted);
}

.page-privacy .privacy-toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-toc a {
  position: relative;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: baseline;
  gap: 8px;
  padding: 7px 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--soft);
  text-decoration: none;
  transition: color .18s var(--ease);
}

.page-privacy .privacy-toc a .mono {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-privacy .privacy-toc a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 0;
  height: 1px;
  background: var(--edge);
  transition: width .24s var(--ease);
}

.page-privacy .privacy-toc a:hover,
.page-privacy .privacy-toc a:focus-visible {
  color: var(--paper);
}

.page-privacy .privacy-toc a:hover::after,
.page-privacy .privacy-toc a:focus-visible::after {
  width: 100%;
}

.page-privacy .privacy-aside__note {
  display: grid;
  gap: 10px;
  padding: 16px 16px 18px;
  background: linear-gradient(160deg, rgba(127, 233, 255, .08), rgba(255, 199, 102, .05) 62%, transparent);
  border: 1px solid rgba(127, 233, 255, .22);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

.page-privacy .privacy-aside__note-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-privacy .privacy-aside__note p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--soft);
}

.page-privacy .privacy-aside__note .btn {
  justify-self: start;
  margin-top: 2px;
}

/* ---------- 动效 ---------- */

.page-privacy [data-reveal].is-visible {
  animation: privacy-rise .55s var(--ease) both;
  animation-delay: var(--reveal-delay, 0ms);
}

@keyframes privacy-rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-privacy .privacy-entry {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 14px;
  }
}

@media (min-width: 720px) {
  .page-privacy .privacy-section__head {
    grid-template-columns: 56px minmax(0, 1fr);
    column-gap: 14px;
    align-items: baseline;
  }

  .page-privacy .privacy-section__num {
    grid-column: 1;
  }

  .page-privacy .privacy-section__title,
  .page-privacy .privacy-section__sub {
    grid-column: 2;
  }
}

@media (min-width: 920px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-privacy .privacy-hero__media {
    aspect-ratio: 4 / 3;
  }
}

@media (min-width: 1080px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) var(--privacy-aside-w);
    align-items: start;
  }

  .page-privacy .privacy-aside {
    position: sticky;
    top: 104px;
    align-content: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy [data-reveal].is-visible {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .page-privacy .privacy-next a,
  .page-privacy .privacy-next a::after,
  .page-privacy .privacy-toc a::after,
  .page-privacy .privacy-term__pop {
    transition: none;
  }

  .page-privacy .privacy-next a:hover {
    padding-left: 2px;
  }

  .page-privacy .privacy-next a:hover::after {
    transform: none;
  }
}

.page-privacy {
  --reveal-delay: inherit;
}