.page-privacy {
  --paper-ink: #101828;
  --paper-text: #2a3345;
  --paper-muted: #55607a;
  --paper-line: rgba(16, 24, 40, 0.14);
  --paper-accent: #1b4fbf;
  --paper-amber: #b4531a;

  padding-block: calc(var(--topbar) + 22px) 72px;
  background:
    radial-gradient(880px 420px at 90% -8%, rgba(255, 138, 61, 0.14), transparent 62%),
    radial-gradient(720px 400px at 2% 0%, rgba(45, 125, 255, 0.16), transparent 60%),
    var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

.page-privacy .breadcrumb {
  margin-bottom: 26px;
}

/* ---------- 页首 ---------- */
.page-privacy .privacy-masthead {
  max-width: 880px;
}

.page-privacy .privacy-masthead h1 {
  margin: 0 0 18px;
  font-size: clamp(2.4rem, 7.2vw, 4.2rem);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--paper);
}

.page-privacy .privacy-lede {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(0.98rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: rgba(244, 235, 221, 0.78);
}

.page-privacy .privacy-meta {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-privacy .privacy-meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-privacy .privacy-meta__key {
  color: var(--gold);
  letter-spacing: 0.18em;
}

/* ---------- 抽象视觉 ---------- */
.page-privacy .privacy-figure {
  margin: 34px 0 0;
  padding: 0;
  position: relative;
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
}

/* ---------- 摘要卡 ---------- */
.page-privacy .privacy-brief {
  margin-top: 34px;
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--amber);
  background:
    linear-gradient(135deg, rgba(45, 125, 255, 0.13), rgba(255, 138, 61, 0.08) 58%, rgba(14, 22, 38, 0.92));
  backdrop-filter: blur(2px);
}

.page-privacy .privacy-brief__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  transition: border-color var(--dur) var(--ease);
}

.page-privacy .privacy-brief__summary::-webkit-details-marker {
  display: none;
}

.page-privacy .privacy-brief__summary::after {
  content: "";
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  border-right: 2px solid var(--gold);
  border-bottom: 2px solid var(--gold);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.page-privacy .privacy-brief:not([open]) .privacy-brief__summary {
  border-bottom-color: transparent;
}

.page-privacy .privacy-brief:not([open]) .privacy-brief__summary::after {
  transform: rotate(-45deg);
}

.page-privacy .privacy-brief__summary:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: -2px;
}

.page-privacy .privacy-brief__list {
  margin: 0;
  padding: 20px;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-privacy .privacy-brief__list li {
  display: grid;
  grid-template-columns: 2.2em minmax(0, 1fr);
  gap: 10px;
  font-size: 0.94rem;
  line-height: 1.75;
  color: rgba(244, 235, 221, 0.86);
  overflow-wrap: anywhere;
}

.page-privacy .privacy-brief__num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding-top: 0.38em;
  color: var(--blue);
}

/* ---------- 双栏布局 ---------- */
.page-privacy .privacy-layout {
  margin-top: 44px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

/* ---------- 目录 ---------- */
.page-privacy .privacy-toc {
  border-top: 1px solid var(--line-strong);
  padding-top: 16px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--muted);
}

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

.page-privacy .privacy-toc__link {
  display: grid;
  grid-template-columns: 2.2em minmax(0, 1fr);
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(138, 155, 184, 0.14);
  color: rgba(244, 235, 221, 0.72);
  font-size: 0.9rem;
  line-height: 1.45;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--amber);
}

.page-privacy .privacy-toc__link:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding-top: 0.3em;
  color: var(--blue);
}

.page-privacy .privacy-toc__note {
  margin: 18px 0 0;
  font-family: var(--font-serif);
  font-size: 0.78rem;
  line-height: 1.8;
  color: rgba(138, 155, 184, 0.9);
}

/* ---------- 正文纸片 ---------- */
.page-privacy .privacy-paper {
  background: var(--paper);
  color: var(--paper-ink);
  padding: clamp(22px, 4.5vw, 52px);
  border-top: 4px solid var(--amber);
  box-shadow: 0 28px 64px -34px rgba(0, 0, 0, 0.75);
}

.page-privacy .privacy-section {
  padding: 26px 0;
  border-top: 1px solid var(--paper-line);
  scroll-margin-top: calc(var(--topbar) + 26px);
  transition: background var(--dur) var(--ease);
}

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

.page-privacy .privacy-section:last-child {
  padding-bottom: 0;
}

.page-privacy .privacy-section:target {
  background: rgba(27, 79, 191, 0.06);
  box-shadow: inset 3px 0 0 var(--paper-accent);
}

.page-privacy .privacy-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 12px;
}

.page-privacy .privacy-section__num {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--paper-amber);
  flex: 0 0 auto;
}

.page-privacy .privacy-section h2 {
  margin: 0;
  font-size: clamp(1.18rem, 2.4vw, 1.5rem);
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper-ink);
}

.page-privacy .privacy-section p {
  margin: 0 0 14px;
  font-size: 0.97rem;
  line-height: 1.85;
  color: var(--paper-text);
  overflow-wrap: anywhere;
}

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

.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 22px;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--paper-text);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 1px;
  background: var(--paper-amber);
}

.page-privacy .privacy-list strong {
  color: var(--paper-ink);
  font-weight: 700;
}

/* ---------- 联系块 ---------- */
.page-privacy .privacy-contact {
  margin-top: 6px;
  padding: 16px 18px;
  background: rgba(27, 79, 191, 0.07);
  border-left: 3px solid var(--paper-accent);
  display: grid;
  gap: 9px;
}

.page-privacy .privacy-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--paper-text);
}

.page-privacy .privacy-contact__key {
  flex: 0 0 auto;
  min-width: 3.4em;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--paper-muted);
}

.page-privacy .privacy-link {
  color: var(--paper-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  overflow-wrap: anywhere;
}

.page-privacy .privacy-link:hover {
  color: var(--paper-amber);
}

.page-privacy .privacy-paper .privacy-link:focus-visible {
  outline: 2px solid var(--paper-amber);
  outline-offset: 2px;
}

/* ---------- 结尾 ---------- */
.page-privacy .privacy-tail {
  margin-top: 46px;
  padding-top: 24px;
  border-top: 1px solid var(--line-strong);
  display: grid;
  gap: 10px;
  max-width: 720px;
}

.page-privacy .privacy-tail__title {
  margin: 0;
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .privacy-tail__text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: rgba(244, 235, 221, 0.74);
}

.page-privacy .privacy-tail__link {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-tail__link:hover {
  color: var(--amber);
}

.page-privacy .privacy-tail__link:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 768px) {
  .page-privacy .privacy-brief__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 26px;
    padding: 24px;
  }
}

@media (min-width: 960px) {
  .page-privacy {
    padding-block: 44px 88px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 234px minmax(0, 1fr);
    gap: 52px;
    margin-top: 52px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 44px;
  }

  .page-privacy .privacy-section {
    padding: 32px 0;
  }

  .page-privacy .privacy-masthead {
    padding-right: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-brief__summary::after,
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-section {
    transition: none;
  }
}
<<<END>>>