.page-privacy {
  --pv-rule: rgba(42, 50, 66, .16);
  --pv-rule-soft: rgba(42, 50, 66, .09);
  --pv-text-soft: rgba(42, 50, 66, .78);
  --pv-ink-soft: rgba(232, 238, 248, .70);
  --pv-card-bg: rgba(255, 255, 255, .55);
  background: var(--ink);
  color: var(--ink-text);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(88px, 13vh, 128px) 0 0;
  background:
    radial-gradient(120% 90% at 84% -6%, rgba(228, 64, 42, .32), transparent 62%),
    radial-gradient(90% 70% at 6% 18%, rgba(34, 184, 166, .16), transparent 66%),
    var(--ink);
  overflow: hidden;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--track-gradient);
  opacity: .55;
}

.page-privacy .privacy-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(22px, 4vw, 34px);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--pv-ink-soft);
}

.page-privacy .privacy-crumbs a {
  color: var(--gold-pale);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease);
}

.page-privacy .privacy-crumbs a:hover {
  border-bottom-color: var(--gold);
}

.page-privacy .privacy-crumbs [aria-current="page"] {
  color: rgba(232, 238, 248, .92);
}

.page-privacy .privacy-hero-copy .eyebrow {
  color: var(--gold-pale);
  margin: 0 0 14px;
}

.page-privacy .privacy-hero-copy h1 {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 900;
  font-size: clamp(32px, 6.6vw, 62px);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: #fff;
}

.page-privacy .privacy-lead {
  margin: 20px 0 0;
  max-width: 42em;
  font-size: clamp(15px, 2.1vw, 17.5px);
  line-height: 1.85;
  color: var(--pv-ink-soft);
}

.page-privacy .privacy-hero-figure {
  margin: clamp(30px, 5vw, 44px) 0 0;
  border: 1px solid var(--line-strong);
  border-radius: 12px 12px 0 0;
  border-bottom: 0;
  box-shadow: var(--shadow-flame);
  overflow: hidden;
  background: var(--panel);
}

.page-privacy .privacy-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 3;
  object-fit: cover;
}

.page-privacy .privacy-hero-figure figcaption {
  padding: 12px 16px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--pv-ink-soft);
  border-top: 1px solid var(--line-soft);
  background: rgba(19, 31, 51, .86);
}

/* ---------- 三类信息摘要 ---------- */
.page-privacy .privacy-glance {
  padding: 56px 0 60px;
}

.page-privacy .glance-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-privacy .glance-head .chapter-num {
  color: var(--flame);
}

.page-privacy .glance-head h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(21px, 3.1vw, 30px);
  line-height: 1.35;
  color: var(--paper-text);
}

.page-privacy .glance-grid {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-privacy .glance-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 20px;
  background: var(--pv-card-bg);
  border: 1px solid var(--pv-rule);
  border-radius: 10px;
  box-shadow: 4px 4px 0 rgba(10, 19, 34, .12);
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}

.page-privacy .glance-card:hover {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-privacy .glance-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 9px;
  border: 1px solid currentColor;
}

.page-privacy .glance-icon--flame { color: var(--flame); }
.page-privacy .glance-icon--blue { color: var(--blue); }
.page-privacy .glance-icon--gold { color: var(--gold); }

.page-privacy .glance-card h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper-text);
}

.page-privacy .glance-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pv-text-soft);
}

.page-privacy .glance-card .tag {
  align-self: flex-start;
  margin-top: 2px;
}

/* ---------- 长阅读区 ---------- */
.page-privacy .privacy-read {
  padding: 64px 0 76px;
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

/* 章节目录 */
.page-privacy .rail-details {
  border: 1px solid var(--pv-rule);
  border-radius: 10px;
  background: var(--pv-card-bg);
  overflow: hidden;
}

.page-privacy .rail-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 13px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 13.5px;
  letter-spacing: .06em;
  font-weight: 700;
  color: var(--paper-text);
}

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

.page-privacy .rail-summary::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--flame);
  font-size: 16px;
}

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

.page-privacy .rail-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 14px 14px;
}

.page-privacy .rail-nav a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 10px;
  border: 1px solid var(--pv-rule-soft);
  border-radius: 999px;
  text-decoration: none;
  color: var(--paper-text);
  font-size: 12.5px;
  letter-spacing: .08em;
  background: rgba(255, 255, 255, .5);
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-privacy .rail-nav a:hover,
.page-privacy .rail-nav a:focus-visible {
  color: var(--flame);
  border-color: var(--flame);
  background: #fff;
}

.page-privacy .rail-num {
  font-size: 11px;
  color: var(--flame);
  letter-spacing: .06em;
}

/* 正文 */
.page-privacy .privacy-body {
  min-width: 0;
  max-width: 720px;
}

.page-privacy .body-head {
  padding-bottom: 22px;
  border-bottom: 2px solid var(--paper-text);
}

.page-privacy .body-head .chapter-num {
  color: var(--flame);
}

.page-privacy .body-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(24px, 3.4vw, 33px);
  line-height: 1.32;
  color: var(--paper-text);
}

.page-privacy .body-lead {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pv-text-soft);
}

.page-privacy .privacy-sec {
  padding: 30px 0 0;
}

.page-privacy .privacy-sec h3 {
  margin: 0 0 12px;
  padding-left: 12px;
  border-left: 3px solid var(--flame);
  font-family: var(--font-body);
  font-weight: 800;
  font-size: clamp(18px, 2.3vw, 21px);
  line-height: 1.45;
  letter-spacing: -.01em;
  color: var(--paper-text);
}

.page-privacy .privacy-sec p {
  margin: 0 0 12px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pv-text-soft);
}

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

.page-privacy .privacy-sec a {
  color: var(--blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-privacy .privacy-sec a:hover { color: var(--flame); }

/* 刻度分隔线 */
.page-privacy .rule-scale {
  height: 10px;
  margin: 30px 0 6px;
  border-top: 1px solid var(--pv-rule);
  background-image: repeating-linear-gradient(90deg, var(--pv-rule) 0 1px, transparent 1px 12px);
  background-repeat: no-repeat;
  background-size: 100% 5px;
  background-position: left top;
}

/* 术语解释 */
.page-privacy .term {
  position: relative;
  color: var(--flame);
  font-weight: 500;
  border-bottom: 1px dashed rgba(228, 64, 42, .6);
  cursor: help;
}

.page-privacy .term-tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  z-index: 6;
  width: max-content;
  max-width: min(260px, 68vw);
  padding: 8px 11px;
  font-size: 12.5px;
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: 0;
  color: var(--ink-text);
  background: var(--ink);
  border: 1px solid var(--gold);
  border-radius: 7px;
  box-shadow: 3px 3px 0 rgba(10, 19, 34, .28);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity .2s var(--ease), transform .2s var(--ease), visibility .2s;
}

.page-privacy .term:hover .term-tip,
.page-privacy .term:focus .term-tip,
.page-privacy .term:focus-within .term-tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* 用途列表 */
.page-privacy .use-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .use-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3px;
  padding: 13px 0;
  border-bottom: 1px solid var(--pv-rule-soft);
}

.page-privacy .use-key {
  font-size: 15px;
  font-weight: 700;
  color: var(--paper-text);
}

.page-privacy .use-val {
  font-size: 15px;
  line-height: 1.75;
  color: var(--pv-text-soft);
}

.page-privacy .use-note {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(42, 50, 66, .62);
}

/* 展开示例 */
.page-privacy .clear-details {
  margin: 20px 0 0;
  border: 1px solid var(--pv-rule);
  border-radius: 10px;
  background: rgba(255, 255, 255, .6);
  box-shadow: 3px 3px 0 rgba(10, 19, 34, .08);
  overflow: hidden;
}

.page-privacy .clear-details summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper-text);
}

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

.page-privacy .clear-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--flame);
}

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

.page-privacy .clear-details[open] summary {
  border-bottom: 1px dashed var(--pv-rule);
}

.page-privacy .clear-details ol {
  margin: 0;
  padding: 14px 18px 18px 34px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pv-text-soft);
}

.page-privacy .clear-details li { margin-bottom: 6px; }
.page-privacy .clear-details li:last-child { margin-bottom: 0; }

/* 选择权 */
.page-privacy .choice-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-privacy .choice-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--pv-rule);
}

.page-privacy .choice-item:first-child { border-top: 1px dashed var(--pv-rule); }

.page-privacy .choice-key {
  justify-self: start;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--ink);
  background: var(--gold-pale);
  border-radius: 4px;
}

.page-privacy .choice-val {
  font-size: 15px;
  line-height: 1.8;
  color: var(--pv-text-soft);
}

.page-privacy .choice-val a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 联系区 ---------- */
.page-privacy .privacy-contact {
  position: relative;
  padding: 60px 0 68px;
  background:
    radial-gradient(100% 120% at 90% 0%, rgba(228, 64, 42, .24), transparent 60%),
    linear-gradient(165deg, var(--panel), var(--ink) 72%);
}

.page-privacy .privacy-contact::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--track-gradient);
}

.page-privacy .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-privacy .contact-copy .chapter-num {
  color: var(--gold);
}

.page-privacy .contact-copy h2 {
  margin: 10px 0 16px;
  font-family: var(--font-body);
  font-weight: 900;
  font-size: clamp(23px, 3.4vw, 34px);
  line-height: 1.28;
  letter-spacing: -.015em;
  color: #fff;
}

.page-privacy .contact-copy p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pv-ink-soft);
}

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

.page-privacy .contact-copy a {
  color: var(--gold-pale);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .contact-copy a:hover { color: var(--gold); }

.page-privacy .privacy-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--line);
  overflow: hidden;
}

.page-privacy .privacy-facts li {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(19, 31, 51, .92);
}

.page-privacy .fact-key {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold-pale);
}

.page-privacy .fact-val {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-text);
  overflow-wrap: anywhere;
}

.page-privacy .fact-val.mono {
  font-family: var(--font-mono);
  letter-spacing: .03em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .glance-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .use-row {
    grid-template-columns: minmax(0, 190px) minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

  .page-privacy .choice-item {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 16px;
    align-items: start;
  }

  .page-privacy .choice-key {
    text-align: center;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-privacy .rail-details {
    position: sticky;
    top: 96px;
    border: 0;
    background: transparent;
    box-shadow: none;
    overflow: visible;
  }

  .page-privacy .rail-summary { display: none; }

  .page-privacy .rail-details:not([open]) > .rail-nav { display: flex; }

  .page-privacy .rail-nav {
    display: flex;
    flex-wrap: nowrap;
    gap: 10px;
    padding: 0;
  }

  .page-privacy .rail-nav a {
    display: block;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    padding: 18px 9px;
    border-radius: 8px;
    border-color: var(--pv-rule);
    font-size: 12.5px;
    line-height: 1;
    letter-spacing: .2em;
    background: rgba(255, 255, 255, .55);
  }

  .page-privacy .rail-nav a .rail-word {
    display: inline;
  }

  .page-privacy .contact-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 48px;
    align-items: start;
  }

  .page-privacy .privacy-hero-figure {
    margin-top: 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .glance-card,
  .page-privacy .rail-nav a,
  .page-privacy .term-tip {
    transition: none;
  }

  .page-privacy .glance-card:hover {
    transform: none;
  }
}
<<<END>>>