.page-privacy {
  --privacy-measure: 42em;
  --privacy-accent: var(--c-spring);
  --privacy-gap: clamp(20px, 4vw, 44px);
  background: var(--c-paper);
  color: var(--text);
}

.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 3px solid var(--c-spring);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-field);
  color: var(--text-on-dark);
  padding: clamp(22px, 4vw, 36px) 0 clamp(38px, 6vw, 76px);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: -30% -14% auto auto;
  width: min(620px, 92vw);
  aspect-ratio: 1 / 1;
  background:
    radial-gradient(circle at 42% 42%, rgba(123, 201, 111, 0.26), transparent 62%),
    radial-gradient(circle at 72% 74%, rgba(240, 138, 60, 0.2), transparent 58%),
    radial-gradient(circle at 20% 80%, rgba(62, 111, 163, 0.24), transparent 60%);
  filter: blur(4px);
  z-index: -1;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg,
    var(--c-spring) 0 25%,
    var(--c-summer) 25% 50%,
    var(--c-autumn) 50% 75%,
    var(--c-winter) 75% 100%);
  opacity: 0.85;
}

.page-privacy .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45em;
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 0;
  list-style: none;
  font-size: var(--step--1);
  color: var(--text-on-dark-soft);
}

.page-privacy .breadcrumb a {
  color: var(--text-on-dark-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .breadcrumb a:hover {
  color: var(--c-spring);
  border-color: var(--c-spring);
}

.page-privacy .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.45em;
  color: var(--line-dark-strong);
}

.page-privacy .breadcrumb [aria-current="page"] {
  color: var(--text-on-dark);
}

.page-privacy .privacy-hero .section-label {
  color: var(--c-spring);
  margin: 0 0 0.6em;
}

.page-privacy h1 {
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-size: var(--step-5);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.page-privacy .privacy-lede {
  max-width: 46em;
  margin: 0;
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--text-on-dark-soft);
}

.page-privacy .privacy-flow {
  margin: clamp(24px, 4vw, 40px) 0 0;
}

.page-privacy .privacy-flow img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-dark);
  object-fit: cover;
  box-shadow: 0 22px 48px -30px rgba(0, 0, 0, 0.9);
}

.page-privacy .privacy-flow .media-caption {
  margin-top: 10px;
  font-size: var(--step--1);
  color: var(--text-on-dark-soft);
}

.page-privacy .privacy-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  font-size: var(--step--1);
  color: var(--text-on-dark-soft);
}

.page-privacy .privacy-legend li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-privacy .dot {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--c-spring);
}

.page-privacy .dot--summer { background: var(--c-summer); }
.page-privacy .dot--autumn { background: var(--c-autumn); }
.page-privacy .dot--winter { background: var(--c-winter); }

/* ---------- 正文布局 ---------- */
.page-privacy .privacy-body {
  background: var(--c-paper);
  padding: clamp(28px, 5vw, 60px) 0 clamp(48px, 8vw, 96px);
}

.page-privacy .privacy-layout {
  display: grid;
  gap: var(--privacy-gap);
  align-items: start;
}

/* 移动端折叠目录 */
.page-privacy .toc-fold {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--c-card);
  padding: 0 14px 8px;
}

.page-privacy .toc-fold summary {
  cursor: pointer;
  padding: 14px 0 12px;
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-moss);
  list-style: none;
}

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

.page-privacy .toc-fold summary::after {
  content: "+";
  float: right;
  font-family: var(--font-mono);
  font-size: 1.1em;
  color: var(--c-rock);
}

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

/* 桌面固定目录 */
.page-privacy .privacy-toc {
  display: none;
}

.page-privacy .toc-label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-rock);
}

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

.page-privacy .toc-list a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  color: var(--text-soft);
  text-decoration: none;
  font-size: var(--step--1);
  line-height: 1.5;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .toc-list a:hover {
  background: var(--c-paper-dim);
  border-left-color: var(--c-spring);
  color: var(--text);
}

.page-privacy .toc-num {
  font-family: var(--font-mono);
  font-size: 0.78em;
  color: var(--c-rock);
}

.page-privacy .toc-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: var(--step--2);
  line-height: 1.7;
  color: var(--text-soft);
}

/* ---------- 条款章节 ---------- */
.page-privacy .privacy-content {
  min-width: 0;
}

.page-privacy .privacy-section {
  position: relative;
  padding: clamp(20px, 3vw, 28px) 0 clamp(24px, 4vw, 38px) clamp(16px, 3vw, 26px);
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
  --privacy-accent: var(--c-spring);
}

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

.page-privacy .privacy-section::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(20px, 3vw, 28px);
  bottom: clamp(24px, 4vw, 38px);
  width: 3px;
  border-radius: 2px;
  background: var(--privacy-accent);
}

.page-privacy .privacy-section:first-of-type::before { top: 0; }

.page-privacy .ps--spring { --privacy-accent: var(--c-spring); }
.page-privacy .ps--summer { --privacy-accent: var(--c-summer); }
.page-privacy .ps--winter { --privacy-accent: var(--c-winter); }
.page-privacy .ps--autumn { --privacy-accent: var(--c-autumn); }
.page-privacy .ps--moss   { --privacy-accent: var(--c-moss); }
.page-privacy .ps--clay   { --privacy-accent: var(--c-clay); }

.page-privacy .privacy-section h2 {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 0.7em;
  font-size: var(--step-2);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.page-privacy .sec-index {
  font-family: var(--font-mono);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--privacy-accent);
}

.page-privacy .privacy-section p {
  max-width: var(--privacy-measure);
  margin: 0 0 0.95em;
  font-size: var(--step-0);
  line-height: 1.85;
}

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

.page-privacy .privacy-section a {
  color: var(--c-moss);
  text-decoration: none;
  border-bottom: 1px solid var(--c-haze);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-privacy .privacy-section a:hover {
  color: var(--c-clay);
  border-color: var(--c-clay);
}

/* 条目列表 */
.page-privacy .privacy-list {
  max-width: var(--privacy-measure);
  margin: 0 0 1em;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 20px;
  font-size: var(--step-0);
  line-height: 1.75;
  color: var(--text-soft);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--privacy-accent);
  opacity: 0.85;
}

/* 信息条目卡 */
.page-privacy .privacy-facts {
  display: grid;
  gap: 10px;
  margin: 1.1em 0 0;
}

.page-privacy .privacy-facts > div {
  background: var(--c-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-privacy .privacy-facts > div:hover {
  border-color: var(--privacy-accent);
  transform: translateY(-2px);
}

.page-privacy .privacy-facts dt {
  font-size: var(--step-0);
  font-weight: 700;
  line-height: 1.5;
}

.page-privacy .privacy-facts dd {
  margin: 5px 0 0;
  font-size: var(--step--1);
  line-height: 1.75;
  color: var(--text-soft);
}

/* 联系卡片 */
.page-privacy .privacy-contact-card {
  margin: 1.1em 0 1.2em;
  background: var(--c-field);
  color: var(--text-on-dark);
  border-radius: var(--radius-lg);
  padding: clamp(18px, 3vw, 26px);
  position: relative;
  overflow: hidden;
}

.page-privacy .privacy-contact-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-spring), var(--c-summer), var(--c-autumn), var(--c-winter));
}

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

.page-privacy .privacy-contact-card .contact-key {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-spring);
  margin-bottom: 4px;
}

.page-privacy .privacy-contact-card .contact-value {
  display: block;
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--text-on-dark);
  word-break: break-word;
}

.page-privacy .privacy-contact-card .contact-value--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.01em;
}

.page-privacy .privacy-contact-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-dark);
  font-size: var(--step--1);
  line-height: 1.7;
  color: var(--text-on-dark-soft);
  max-width: none;
}

/* 返回顶部 */
.page-privacy .privacy-top {
  margin: clamp(26px, 4vw, 38px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-top a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  font-size: var(--step--1);
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-privacy .privacy-top a::before {
  content: "↑";
  font-family: var(--font-mono);
  color: var(--c-moss);
}

.page-privacy .privacy-top a:hover {
  background: var(--c-field);
  border-color: var(--c-field);
  color: var(--text-on-dark);
}

.page-privacy .privacy-top a:hover::before { color: var(--c-spring); }

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-privacy .privacy-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-privacy .toc-fold {
    display: none;
  }

  .page-privacy .privacy-toc {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
  }

  .page-privacy .privacy-section {
    padding-left: 30px;
  }
}

@media (min-width: 1080px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 260px minmax(0, 1fr);
  }

  .page-privacy .privacy-section p,
  .page-privacy .privacy-list {
    max-width: var(--privacy-measure);
  }
}

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

  .page-privacy .privacy-facts > div:hover {
    transform: none;
  }
}
<<<END>>>