.page-privacy {
  --pp-accent: #0B6E66;
  --pp-rule: rgba(26, 34, 48, 0.14);
  --pp-ink-soft: rgba(26, 34, 48, 0.78);
  --pp-max: 720px;
  color: var(--text);
  background: var(--navy);
  padding-bottom: 76px;
}

.page-privacy .pp-shell {
  box-sizing: border-box;
  width: 100%;
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: 20px;
}

/* ---------- 面包屑 ---------- */
.page-privacy .crumbs {
  position: relative;
  z-index: 1;
  padding-bottom: 22px;
}
.page-privacy .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(174, 187, 203, 0.72);
}
.page-privacy .crumbs li {
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-privacy .crumbs li + li::before {
  content: "/";
  color: rgba(174, 187, 203, 0.35);
}
.page-privacy .crumbs a {
  color: var(--cyan);
  text-decoration: none;
}
.page-privacy .crumbs a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-privacy .crumbs li[aria-current] {
  color: var(--paper-hi);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: 34px 0 32px;
  overflow: hidden;
}
.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: -240px;
  right: -140px;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle at center, rgba(40, 225, 210, 0.16), rgba(40, 225, 210, 0) 68%);
  pointer-events: none;
}
.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(40, 225, 210, 0.5), rgba(255, 122, 26, 0.35), rgba(18, 58, 94, 0));
}

.page-privacy .privacy-hero .label {
  display: inline-block;
  margin: 0 0 16px;
  padding: 5px 12px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--cyan);
  border: 1px solid rgba(40, 225, 210, 0.4);
  border-radius: 999px;
}

.page-privacy .privacy-hero h1 {
  margin: 0;
  max-width: 720px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(27px, 4.8vw, 46px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--paper-hi);
}

.page-privacy .privacy-hero .lead {
  margin: 18px 0 0;
  max-width: 620px;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}
.page-privacy .hero-meta li {
  padding: 6px 13px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(11, 31, 56, 0.7);
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .privacy-banner {
  position: relative;
  margin: 0 0 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  overflow: hidden;
  box-shadow: 0 30px 60px -40px rgba(0, 0, 0, 0.9);
}
.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 1;
  object-fit: cover;
}
.page-privacy .privacy-banner::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 58%;
  background: linear-gradient(180deg, rgba(6, 20, 38, 0), rgba(6, 20, 38, 0.8));
  pointer-events: none;
}

/* ---------- 布局 ---------- */
.page-privacy .doc-grid {
  box-sizing: border-box;
  width: 100%;
  max-width: 760px;
  margin-inline: auto;
  padding-inline: 20px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

/* ---------- 章节目录 ---------- */
.page-privacy .doc-toc {
  box-sizing: border-box;
  padding: 16px 16px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, rgba(11, 31, 56, 0.94), rgba(6, 20, 38, 0.94));
  box-shadow: inset 0 1px 0 rgba(174, 187, 203, 0.08);
}
.page-privacy .toc-title {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--cyan);
}
.page-privacy .toc-list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-privacy .toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: var(--radius-s);
  transition: color 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}
.page-privacy .toc-list a .num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(40, 225, 210, 0.78);
}
.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  color: var(--paper-hi);
  background: rgba(40, 225, 210, 0.09);
  border-left-color: var(--cyan);
}
.page-privacy .toc-top {
  display: flex;
  align-items: center;
  margin-top: 12px;
  padding-top: 11px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text);
  text-decoration: none;
  border-top: 1px dashed rgba(18, 58, 94, 0.9);
  transition: color 0.18s ease;
}
.page-privacy .toc-top:hover {
  color: var(--orange);
}

/* ---------- 纸面正文 ---------- */
.page-privacy .doc-body {
  position: relative;
  box-sizing: border-box;
  padding: 30px 20px 30px 32px;
  color: var(--ink);
  background-color: var(--paper);
  background-image:
    radial-gradient(rgba(26, 34, 48, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.62), rgba(255, 255, 255, 0) 200px);
  background-size: 15px 15px, 100% 100%;
  border-radius: var(--radius-l);
  box-shadow:
    0 0 0 1px rgba(18, 58, 94, 0.5),
    0 30px 60px -34px rgba(0, 0, 0, 0.85);
}
.page-privacy .doc-body::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 34px;
  width: 1px;
  background: linear-gradient(180deg, rgba(26, 34, 48, 0.34), rgba(26, 34, 48, 0.07));
}

.page-privacy .doc-sec {
  scroll-margin-top: 96px;
}
.page-privacy .doc-sec + .doc-sec {
  margin-top: 26px;
  padding-top: 26px;
  border-top: 1px dashed var(--pp-rule);
}

.page-privacy .sec-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
}
.page-privacy .sec-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--pp-accent);
  padding: 3px 6px;
  border-radius: 4px;
  background: rgba(11, 110, 102, 0.1);
}
.page-privacy .sec-title {
  margin: 0;
  font-size: clamp(18px, 2.2vw, 23px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.page-privacy .doc-sec p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pp-ink-soft);
}

/* ---------- 条目表 ---------- */
.page-privacy .fact-list {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.page-privacy .fact-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 3px;
  padding: 12px 14px;
  border: 1px solid rgba(26, 34, 48, 0.09);
  border-radius: var(--radius-s);
  background: rgba(246, 242, 233, 0.92);
}
.page-privacy .fact-key {
  justify-self: start;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  padding-bottom: 3px;
  border-bottom: 1px solid var(--pp-accent);
}
.page-privacy .fact-list li > span:last-child {
  font-size: 15px;
  line-height: 1.75;
  color: var(--pp-ink-soft);
}
.page-privacy .fact-list a {
  color: var(--pp-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-privacy .fact-list a:hover {
  color: #0A5250;
}

/* ---------- 折叠组 ---------- */
.page-privacy .doc-fold {
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px dashed var(--pp-rule);
}
.page-privacy .doc-fold .sec-title {
  margin-bottom: 14px;
}
.page-privacy .fold {
  margin-top: 9px;
  border: 1px solid rgba(26, 34, 48, 0.11);
  border-radius: var(--radius-s);
  background: rgba(246, 242, 233, 0.72);
  overflow: hidden;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}
.page-privacy .fold[open] {
  border-color: rgba(11, 110, 102, 0.38);
  background: rgba(246, 242, 233, 0.96);
}
.page-privacy .fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 15px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}
.page-privacy .fold > summary::-webkit-details-marker {
  display: none;
}
.page-privacy .fold > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--pp-accent);
}
.page-privacy .fold[open] > summary::after {
  content: "–";
}
.page-privacy .fold > summary:hover {
  color: var(--pp-accent);
}
.page-privacy .fold > p {
  margin: 0;
  padding: 0 15px 15px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pp-ink-soft);
}

/* ---------- 脚注 ---------- */
.page-privacy .doc-note {
  margin: 28px 0 0;
  padding-top: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--pp-ink-soft);
  border-top: 1px dashed var(--pp-rule);
}
.page-privacy .doc-note a {
  color: var(--pp-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-privacy .doc-note a:hover {
  color: #0A5250;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .fact-list li {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }
  .page-privacy .doc-body {
    padding: 36px 28px 36px 38px;
  }
  .page-privacy .doc-body::before {
    left: 19px;
    top: 42px;
    bottom: 42px;
  }
}

@media (min-width: 1080px) {
  .page-privacy .doc-grid {
    max-width: 1040px;
    grid-template-columns: minmax(0, 720px) 216px;
    justify-content: space-between;
    gap: 40px;
  }
  .page-privacy .doc-toc {
    position: sticky;
    top: 92px;
  }
  .page-privacy .doc-body {
    padding: 46px 44px 46px 52px;
  }
  .page-privacy .doc-body::before {
    left: 27px;
    top: 52px;
    bottom: 52px;
  }
  .page-privacy .privacy-banner {
    margin-bottom: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .toc-list a,
  .page-privacy .toc-top,
  .page-privacy .fold {
    transition: none;
  }
}