/* ===== 隐私声明页 · page-privacy ===== */

.page-privacy {
  position: relative;
  padding-bottom: 56px;
  color: var(--paper);
  background: linear-gradient(
    180deg,
    var(--ink-900) 0%,
    var(--moss-900) 24%,
    var(--moss-900) 62%,
    var(--ink-800) 100%
  );
}

/* 顶部细密竖线纹理，仅作低对比衬底 */
.page-privacy::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 560px;
  z-index: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(53, 240, 192, 0.06) 0 1px,
    transparent 1px 88px
  );
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 100%);
}

.page-privacy > .pp-top,
.page-privacy > .pp-layout,
.page-privacy > .pp-registry {
  position: relative;
  z-index: 1;
}

/* ---- 首屏 ---- */

.page-privacy .pp-top {
  padding: 24px 0 8px;
}

.page-privacy .pp-top .crumbs {
  margin-bottom: 26px;
}

.page-privacy .pp-top__grid {
  display: grid;
  gap: 34px;
}

.page-privacy .pp-kicker {
  display: inline-block;
  margin: 0 0 18px;
  padding: 5px 11px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
  background: var(--ink-800);
  border: 1px solid var(--moss-line);
}

.page-privacy .pp-top h1 {
  margin: 0;
  font-size: clamp(32px, 7vw, 54px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .pp-lead {
  margin: 20px 0 0;
  max-width: 40rem;
  font-size: 17px;
  line-height: 1.75;
  color: var(--paper);
}

.page-privacy .pp-facts {
  margin: 30px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--moss-line);
  display: grid;
  gap: 10px;
}

.page-privacy .pp-facts__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
  align-items: baseline;
}

.page-privacy .pp-facts__row dt {
  flex: 0 0 84px;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--cyan-soft);
}

.page-privacy .pp-facts__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-privacy .pp-media {
  position: relative;
  margin: 0;
  overflow: hidden;
  aspect-ratio: 14 / 9;
  border: var(--border-w) solid var(--moss-line);
  box-shadow: var(--shadow-hard);
  background: var(--moss-900);
}

.page-privacy .pp-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.62) contrast(1.05);
}

.page-privacy .pp-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(142deg, rgba(53, 240, 192, 0.16), transparent 58%);
}

/* ---- 正文两栏骨架 ---- */

.page-privacy .pp-layout {
  display: grid;
  gap: 34px;
  padding-top: 46px;
}

/* ---- 条款目录 ---- */

.page-privacy .pp-toc {
  padding: 18px 16px 20px;
  background: var(--moss-900);
  border: var(--border-w) solid var(--moss-line);
  box-shadow: var(--shadow-hard);
}

.page-privacy .pp-toc__title {
  margin: 0 0 12px;
  padding-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
  border-bottom: 1px solid var(--moss-line);
}

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

.page-privacy .pp-toc__link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  font-size: 15px;
  line-height: 1.45;
  color: var(--paper);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-privacy .pp-toc__link .num {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--cyan-soft);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  border-left-color: var(--cyan);
  background: var(--moss-700);
}

/* 通过锚点定位高亮当前条款 */
.page-privacy .pp-layout:has(#pp-01:target) .pp-toc__link[href="#pp-01"],
.page-privacy .pp-layout:has(#pp-02:target) .pp-toc__link[href="#pp-02"],
.page-privacy .pp-layout:has(#pp-03:target) .pp-toc__link[href="#pp-03"],
.page-privacy .pp-layout:has(#pp-04:target) .pp-toc__link[href="#pp-04"],
.page-privacy .pp-layout:has(#pp-05:target) .pp-toc__link[href="#pp-05"],
.page-privacy .pp-layout:has(#pp-06:target) .pp-toc__link[href="#pp-06"],
.page-privacy .pp-layout:has(#pp-07:target) .pp-toc__link[href="#pp-07"],
.page-privacy .pp-layout:has(#pp-08:target) .pp-toc__link[href="#pp-08"] {
  border-left-color: var(--cyan);
  background: var(--moss-700);
}

/* ---- 条款正文 ---- */

.page-privacy .pp-clause {
  scroll-margin-top: 150px;
  padding: 34px 0 30px;
  border-top: 1px solid var(--moss-line);
}

.page-privacy .pp-clause__mark {
  display: block;
  width: 44px;
  height: 2px;
  margin-bottom: 20px;
  background: var(--cyan);
}

.page-privacy .pp-clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .pp-clause__num {
  flex: 0 0 32px;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-privacy .pp-clause__head h2 {
  margin: 0;
  min-width: 0;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .pp-points {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 42rem;
  display: grid;
  gap: 12px;
}

.page-privacy .pp-points li {
  position: relative;
  padding-left: 18px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--paper);
}

.page-privacy .pp-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 9px;
  height: 1px;
  background: var(--slate);
}

.page-privacy .pp-points a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pp-points a:hover,
.page-privacy .pp-points a:focus-visible {
  color: var(--cyan-soft);
}

/* ---- 备案与联络 ---- */

.page-privacy .pp-registry {
  margin-top: 60px;
  padding: 26px 22px 28px;
  background: var(--moss-900);
  border: var(--border-w) solid var(--moss-line);
  box-shadow: var(--shadow-hard);
}

.page-privacy .pp-registry h2 {
  margin: 0 0 18px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

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

.page-privacy .pp-registry__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--moss-line);
}

.page-privacy .pp-registry__row:last-child {
  border-bottom: 0;
}

.page-privacy .pp-registry__k {
  flex: 0 0 84px;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--cyan-soft);
}

.page-privacy .pp-registry__v {
  font-size: 16px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-privacy .pp-registry__note {
  margin: 18px 0 0;
  max-width: 42rem;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
}

.page-privacy .pp-registry__note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pp-registry__note a:hover,
.page-privacy .pp-registry__note a:focus-visible {
  color: var(--cyan-soft);
}

/* ---- 响应式 ---- */

@media (max-width: 719px) {
  .page-privacy .pp-clause__head {
    display: block;
  }

  .page-privacy .pp-clause__num {
    display: block;
    margin-bottom: 6px;
  }

  .page-privacy .pp-facts__row dt,
  .page-privacy .pp-registry__k {
    flex: 0 0 100%;
  }
}

@media (min-width: 900px) {
  .page-privacy .pp-top__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4.2fr);
    gap: 56px;
    align-items: end;
  }

  .page-privacy .pp-clause__head {
    padding-left: 46px;
  }

  .page-privacy .pp-points {
    padding-left: 46px;
  }
}

@media (min-width: 960px) {
  .page-privacy .pp-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 76px;
    padding-top: 72px;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 132px;
    align-self: start;
    max-height: calc(100vh - 168px);
    overflow-y: auto;
  }

  .page-privacy .pp-registry {
    margin-top: 84px;
    padding: 32px 34px 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__link {
    transition: none;
  }
}