/* ===== 数据保护 · 长文阅读页 ===== */

.page-privacy {
  --pp-measure: 64ch;
  --pp-dash: rgba(42, 51, 80, 0.9);
  position: relative;
  padding-bottom: clamp(3rem, 8vw, 6rem);
  color: var(--abg-ink);
  background:
    radial-gradient(920px 420px at 10% -8%, rgba(34, 224, 214, 0.10), transparent 62%),
    radial-gradient(760px 380px at 94% 2%, rgba(138, 92, 255, 0.10), transparent 60%),
    radial-gradient(680px 420px at 50% 108%, rgba(255, 138, 61, 0.07), transparent 66%),
    linear-gradient(180deg, #070B1E 0%, #080D22 50%, #0A1029 100%);
}

.page-privacy .abg-h1 {
  max-width: 22ch;
  line-height: 1.18;
}

.page-privacy .abg-h2 {
  font-size: clamp(1.22rem, 3.2vw, 1.62rem);
  line-height: 1.4;
  margin: 0;
}

/* —— 首屏 —— */
.page-privacy .pp-hero {
  padding: clamp(2rem, 6vw, 4rem) 0 clamp(1.4rem, 4vw, 2.4rem);
}

.page-privacy .pp-hero__grid {
  display: grid;
  gap: clamp(1rem, 3vw, 2rem);
  margin-top: clamp(1.2rem, 3.5vw, 2.2rem);
}

.page-privacy .pp-hero__main {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  align-items: flex-start;
}

.page-privacy .pp-hero__main .abg-lede {
  max-width: 58ch;
  color: var(--abg-dim);
}

.page-privacy .pp-hero__anno {
  color: var(--abg-dim);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  margin: 0;
}

/* —— 顶部视觉 —— */
.page-privacy .pp-visual {
  margin-bottom: clamp(1.8rem, 5vw, 3.2rem);
}

.page-privacy .pp-visual .abg-media {
  position: relative;
}

.page-privacy .pp-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--abg-radius);
  filter: saturate(1.05) contrast(1.02);
}

.page-privacy .pp-visual .abg-media__inner {
  border: 1px solid var(--abg-line);
  border-radius: var(--abg-radius);
  overflow: hidden;
}

/* —— 主体两栏 —— */
.page-privacy .pp-layout {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3.4rem);
  grid-template-columns: minmax(0, 1fr);
}

/* —— 章节导航 —— */
.page-privacy .pp-toc__lead {
  margin: 0 0 0.6rem;
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--abg-clay);
}

.page-privacy .pp-toc__list {
  display: flex;
  gap: 0.45rem;
  margin: 0;
  padding: 0 0 0.5rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .pp-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.42rem;
  padding: 0.45rem 0.78rem;
  border: 1px solid var(--abg-line);
  border-radius: 999px;
  background: rgba(15, 23, 51, 0.55);
  color: var(--abg-dim);
  font-size: 0.82rem;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-privacy .pp-toc__num {
  font-family: var(--abg-font-mono);
  font-size: 0.7rem;
  color: var(--abg-violet);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--abg-ink);
  border-color: var(--abg-cyan);
}

.page-privacy .pp-toc__link:focus-visible {
  outline: 2px solid var(--abg-cyan);
  outline-offset: 2px;
}

/* —— 正文 —— */
.page-privacy .pp-body {
  min-width: 0;
}

.page-privacy .pp-section {
  max-width: var(--pp-measure);
  padding-top: clamp(1.5rem, 4vw, 2.2rem);
  padding-bottom: clamp(1.5rem, 4vw, 2.2rem);
  border-top: 1px solid var(--pp-dash);
  scroll-margin-top: 7rem;
}

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

.page-privacy .pp-section__head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
}

.page-privacy .pp-num {
  font-family: var(--abg-font-mono);
  font-size: 0.82rem;
  color: var(--abg-cyan);
  letter-spacing: 0.08em;
  padding-top: 0.15rem;
}

.page-privacy .pp-body p {
  margin: 0 0 0.95rem;
  font-size: 1rem;
  line-height: 1.95;
  color: var(--abg-ink);
}

.page-privacy .pp-body p:last-child {
  margin-bottom: 0;
}

.page-privacy .pp-body a {
  color: var(--abg-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 214, 0.4);
}

.page-privacy .pp-body a:hover,
.page-privacy .pp-body a:focus-visible {
  border-bottom-color: var(--abg-cyan);
}

.page-privacy .pp-key {
  color: var(--abg-ink);
  font-weight: 600;
  border-bottom: 2px solid rgba(255, 138, 61, 0.8);
  padding-bottom: 0.06em;
}

/* —— 定义式清单 —— */
.page-privacy .pp-defs {
  display: grid;
  gap: 0.9rem;
  margin: 1.15rem 0 0;
  padding: 0;
}

.page-privacy .pp-defs__row {
  padding-top: 0.9rem;
  border-top: 1px dashed var(--pp-dash);
}

.page-privacy .pp-defs dt {
  color: var(--abg-cyan);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.page-privacy .pp-defs dd {
  margin: 0.3rem 0 0;
  font-size: 0.96rem;
  line-height: 1.9;
  color: var(--abg-dim);
}

/* —— 折叠备注 —— */
.page-privacy .pp-details {
  margin-top: 1.2rem;
  padding: 0.9rem 1.05rem;
  border: 1px solid var(--abg-line);
  border-left: 3px solid var(--abg-violet);
  border-radius: var(--abg-radius-sm);
  background: rgba(15, 23, 51, 0.6);
}

.page-privacy .pp-details > summary {
  cursor: pointer;
  list-style: none;
  color: var(--abg-ink);
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.page-privacy .pp-details > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pp-details > summary::after {
  content: "＋";
  color: var(--abg-cyan);
  font-size: 0.9rem;
  flex: none;
}

.page-privacy .pp-details[open] > summary::after {
  content: "－";
}

.page-privacy .pp-details > summary:focus-visible {
  outline: 2px solid var(--abg-cyan);
  outline-offset: 3px;
}

.page-privacy .pp-details__body {
  margin: 0.7rem 0 0 !important;
  font-size: 0.92rem !important;
  line-height: 1.9 !important;
  color: var(--abg-dim) !important;
}

/* —— 联系方式块 —— */
.page-privacy .pp-contact {
  display: grid;
  gap: 0.5rem;
  margin: 1.1rem 0 1.1rem;
}

.page-privacy .pp-contact .abg-contactrow {
  border: 1px solid var(--abg-line);
  border-radius: var(--abg-radius-sm);
  background: rgba(15, 23, 51, 0.62);
  padding: 0.75rem 0.9rem;
}

.page-privacy .pp-note {
  font-size: 0.9rem !important;
  color: var(--abg-dim) !important;
}

/* —— 返回顶部 —— */
.page-privacy .pp-top {
  position: fixed;
  right: clamp(0.9rem, 3vw, 1.8rem);
  bottom: clamp(0.9rem, 3vw, 1.8rem);
  z-index: 30;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.85rem;
  border: 1px solid rgba(34, 224, 214, 0.45);
  border-radius: 999px;
  background: rgba(7, 11, 30, 0.85);
  color: var(--abg-cyan);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  box-shadow: 0 12px 34px -20px rgba(34, 224, 214, 0.9);
  transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.page-privacy .pp-top:hover,
.page-privacy .pp-top:focus-visible {
  color: var(--abg-ink);
  border-color: var(--abg-cyan);
  transform: translateY(-2px);
}

.page-privacy .pp-top__label {
  display: none;
}

/* ===== 窄屏 ===== */
@media (max-width: 600px) {
  .page-privacy .pp-hero__main .abg-lede {
    font-size: 1rem;
  }

  .page-privacy .pp-section__head {
    flex-direction: column;
    gap: 0.25rem;
  }

  .page-privacy .pp-body p {
    font-size: 0.97rem;
    line-height: 1.9;
  }

  .page-privacy .pp-visual img {
    border-radius: var(--abg-radius-sm);
  }
}

/* ===== 平板 ===== */
@media (min-width: 700px) {
  .page-privacy .pp-hero__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-privacy .pp-hero__anno {
    writing-mode: vertical-rl;
    transform: rotate(-12deg);
    justify-self: end;
    padding-bottom: 0.4rem;
  }

  .page-privacy .pp-defs__row {
    display: grid;
    grid-template-columns: 9.5rem minmax(0, 1fr);
    gap: 1.2rem;
  }

  .page-privacy .pp-defs dt {
    text-align: right;
    padding-top: 0.08rem;
  }

  .page-privacy .pp-defs dd {
    margin-top: 0;
  }

  .page-privacy .pp-top__label {
    display: inline;
  }
}

/* ===== 桌面：左侧固定章节锚点 ===== */
@media (min-width: 960px) {
  .page-privacy .pp-layout {
    grid-template-columns: minmax(150px, 200px) minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 7rem;
    align-self: start;
  }

  .page-privacy .pp-toc__list {
    flex-direction: column;
    gap: 0.15rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pp-toc__link {
    border: 0;
    border-left: 1px solid var(--abg-line);
    border-radius: 0;
    background: none;
    padding: 0.52rem 0.3rem 0.52rem 0.85rem;
    white-space: normal;
  }

  .page-privacy .pp-toc__link:hover,
  .page-privacy .pp-toc__link:focus-visible {
    border-left-color: var(--abg-cyan);
    background: linear-gradient(90deg, rgba(34, 224, 214, 0.14), transparent 78%);
    color: var(--abg-ink);
  }

  .page-privacy .pp-body {
    padding-right: clamp(0.5rem, 2vw, 2rem);
  }
}