.page-privacy {
  --pp-hair: 1px solid var(--ink-700);
  --pp-cy-line: 1px solid rgba(60, 224, 224, 0.26);
  --pp-rail-w: 208px;
  --pp-anchor-offset: calc(var(--bar-h) + 36px);
  padding-bottom: clamp(56px, 9vw, 120px);
}

.page-privacy .breadcrumb {
  padding: 22px 0 6px;
}

/* ---------- 首屏框景 ---------- */
.page-privacy .pp-hero {
  padding: 8px 0 clamp(28px, 4vw, 48px);
}

.page-privacy .pp-frame {
  position: relative;
  border: 1px solid var(--ink-700);
  border-radius: var(--r-lg);
  padding: clamp(28px, 5vw, 64px) clamp(22px, 4.5vw, 60px);
  background:
    radial-gradient(120% 160% at 88% 8%, rgba(60, 224, 224, 0.14), transparent 58%),
    linear-gradient(180deg, rgba(12, 23, 40, 0.96), rgba(6, 12, 24, 0.96));
  overflow: hidden;
}

.page-privacy .pp-frame::before,
.page-privacy .pp-frame::after {
  content: "";
  position: absolute;
  width: 96px;
  height: 96px;
  pointer-events: none;
}

.page-privacy .pp-frame::before {
  top: 14px;
  left: 14px;
  border-top: 2px solid var(--cy);
  border-left: 2px solid var(--cy);
  border-top-left-radius: var(--r-md);
  opacity: 0.7;
}

.page-privacy .pp-frame::after {
  right: 14px;
  bottom: 14px;
  border-bottom: 2px solid var(--signal);
  border-right: 2px solid var(--signal);
  border-bottom-right-radius: var(--r-md);
  opacity: 0.6;
}

.page-privacy .pp-title {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.5rem, 9vw, 5.25rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--head);
}

.page-privacy .pp-lede {
  max-width: 46ch;
  margin: 0 0 28px;
  font-size: var(--fs-18);
  line-height: 1.75;
  color: var(--text);
}

.page-privacy .pp-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin: 0;
  padding: 18px 0 0;
  border-top: var(--pp-cy-line);
  list-style: none;
  font-size: var(--fs-13);
  color: var(--dim);
}

.page-privacy .pp-meta .mono {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 8px;
  border: var(--pp-hair);
  border-radius: var(--r-pill);
  color: var(--cy);
  letter-spacing: 0.08em;
}

/* ---------- 横幅图形 ---------- */
.page-privacy .pp-banner {
  padding: clamp(8px, 2vw, 20px) 0 clamp(36px, 6vw, 72px);
}

.page-privacy .pp-figure {
  margin: 0;
  border: var(--pp-hair);
  border-radius: var(--r-lg);
  background: var(--ink-800);
  overflow: hidden;
}

.page-privacy .pp-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-privacy .pp-figure .img-frame__caption {
  padding: 12px 18px;
  border-top: var(--pp-cy-line);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--dim);
}

/* ---------- 轨道 + 正文 ---------- */
.page-privacy .pp-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 48px);
}

.page-privacy .pp-rail {
  border: var(--pp-hair);
  border-radius: var(--r-md);
  padding: 18px 16px;
  background: rgba(12, 23, 40, 0.6);
}

.page-privacy .pp-rail__title {
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: var(--pp-cy-line);
  font-size: var(--fs-12);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--cy);
}

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

.page-privacy .pp-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--r-sm);
  color: var(--text);
  font-size: var(--fs-13);
  line-height: 1.5;
  text-decoration: none;
  transition: background 200ms var(--ease), color 200ms var(--ease);
}

.page-privacy .pp-rail__num {
  color: var(--dim);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  transition: color 200ms var(--ease);
}

.page-privacy .pp-rail__list a:hover,
.page-privacy .pp-rail__list a:focus-visible {
  background: var(--ink-700);
  color: var(--head);
  outline: none;
}

.page-privacy .pp-rail__list a:hover .pp-rail__num,
.page-privacy .pp-rail__list a:focus-visible .pp-rail__num {
  color: var(--cy);
}

.page-privacy .pp-articles {
  display: grid;
  gap: clamp(44px, 6vw, 80px);
}

.page-privacy .pp-art {
  scroll-margin-top: var(--pp-anchor-offset);
}

.page-privacy .pp-art + .pp-art {
  position: relative;
  padding-top: clamp(30px, 4vw, 48px);
}

.page-privacy .pp-art + .pp-art::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--cy), rgba(60, 224, 224, 0) 62%);
  opacity: 0.55;
}

.page-privacy .pp-art__head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.page-privacy .pp-art__num {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 46px;
  border: 1px solid var(--cy);
  border-radius: var(--r-sm);
  color: var(--cy);
  font-size: var(--fs-13);
  letter-spacing: 0.1em;
  background: rgba(60, 224, 224, 0.08);
}

.page-privacy .pp-art__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 5vw, 2.125rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--head);
}

.page-privacy .pp-art__key {
  margin: 0 0 22px;
  padding-left: 16px;
  border-left: 3px solid var(--signal);
  font-size: var(--fs-18);
  font-weight: 700;
  line-height: 1.7;
  color: var(--head);
}

.page-privacy .pp-art p {
  max-width: 44em;
  margin: 0 0 18px;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 条款条目 ---------- */
.page-privacy .pp-list {
  counter-reset: pp;
  display: grid;
  gap: 0;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-list > li {
  counter-increment: pp;
  position: relative;
  padding: 18px 0 18px 46px;
  border-top: var(--pp-hair);
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--text);
}

.page-privacy .pp-list > li:last-child {
  border-bottom: var(--pp-hair);
}

.page-privacy .pp-list > li::before {
  content: counter(pp, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 20px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--cy);
}

.page-privacy .pp-list__t {
  display: block;
  margin-bottom: 4px;
  font-weight: 700;
  color: var(--head);
}

/* ---------- 术语展签 ---------- */
.page-privacy .pp-note {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin: 26px 0 0;
  padding: 16px 20px;
  border-radius: var(--r-md);
  background: var(--paper);
  color: var(--paper-ink);
  font-size: var(--fs-13);
  line-height: 1.7;
}

.page-privacy .pp-note__term {
  flex: none;
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.06em;
}

/* ---------- 联系方式 ---------- */
.page-privacy .pp-contact {
  margin-top: 28px;
  padding: clamp(20px, 3.5vw, 32px);
  border: 1px solid rgba(255, 106, 43, 0.4);
  border-radius: var(--r-lg);
  background:
    linear-gradient(180deg, rgba(255, 106, 43, 0.1), rgba(12, 23, 40, 0.9)),
    var(--ink-800);
}

.page-privacy .pp-contact__lead {
  margin: 0 0 20px;
  max-width: 44em;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--head);
}

.page-privacy .pp-contact__meta {
  display: grid;
  gap: 12px;
  margin: 0 0 20px;
}

.page-privacy .pp-contact__row {
  display: grid;
  grid-template-columns: minmax(80px, 110px) minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: var(--pp-hair);
  align-items: baseline;
}

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

.page-privacy .pp-contact__meta dt {
  font-size: var(--fs-13);
  letter-spacing: 0.06em;
  color: var(--dim);
}

.page-privacy .pp-contact__meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-16);
  word-break: break-word;
  color: var(--signal);
}

.page-privacy .pp-contact__meta dd a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pp-contact__tail {
  margin: 0;
  max-width: 46em;
  font-size: var(--fs-13);
  line-height: 1.9;
  color: var(--text);
}

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

.page-privacy a:focus-visible {
  outline: 2px solid var(--cy);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 1024px) {
  .page-privacy .pp-shell {
    grid-template-columns: var(--pp-rail-w) minmax(0, 62ch);
    gap: clamp(48px, 6vw, 88px);
    align-items: start;
  }

  .page-privacy .pp-rail {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
    padding: 22px 18px;
  }

  .page-privacy .pp-art__head {
    gap: 22px;
  }

  .page-privacy .pp-list > li {
    padding-left: 60px;
  }
}

/* ---------- 打印回退 ---------- */
@media print {
  .page-privacy {
    background: #fff;
  }

  .page-privacy .pp-rail,
  .page-privacy .pp-banner {
    display: none;
  }

  .page-privacy .pp-shell {
    display: block;
  }

  .page-privacy .pp-frame,
  .page-privacy .pp-contact {
    border: 1px solid #999;
    background: transparent;
  }

  .page-privacy .pp-frame::before,
  .page-privacy .pp-frame::after {
    display: none;
  }

  .page-privacy .pp-title,
  .page-privacy .pp-art__title,
  .page-privacy .pp-art__key,
  .page-privacy .pp-list__t,
  .page-privacy .pp-contact__lead {
    color: #000;
  }

  .page-privacy .pp-lede,
  .page-privacy .pp-art p,
  .page-privacy .pp-list > li,
  .page-privacy .pp-contact__tail {
    color: #1a1a1a;
  }

  .page-privacy .pp-art + .pp-art::before {
    background: #999;
  }

  .page-privacy .pp-art {
    break-inside: avoid;
  }
}