.page-privacy {
  --pv-rule: rgba(11, 30, 58, 0.12);
  --pv-muted: rgba(11, 30, 58, 0.7);
  display: block;
  background: var(--snow-2);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.75;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  background: var(--ink);
  color: var(--snow);
  border-radius: 0 0 var(--r-xl) var(--r-xl);
  overflow: hidden;
  padding-bottom: clamp(32px, 5vw, 56px);
}

.page-privacy .privacy-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(28, 124, 140, 0.35), transparent 60%),
    linear-gradient(180deg, rgba(11, 30, 58, 0.55) 0%, rgba(11, 30, 58, 0.92) 76%);
  pointer-events: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  padding-top: clamp(26px, 4vw, 46px);
  padding-bottom: clamp(6px, 1.5vw, 14px);
}

.page-privacy .privacy-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-privacy .privacy-crumb a {
  color: var(--snow);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
  padding-bottom: 1px;
}

.page-privacy .privacy-crumb a:hover,
.page-privacy .privacy-crumb a:focus-visible {
  border-bottom-color: var(--flame);
}

.page-privacy .privacy-hero__eyebrow {
  display: inline-block;
  color: var(--lake-2);
  letter-spacing: 0.16em;
  font-size: 12px;
  margin: 0 0 14px;
}

.page-privacy .privacy-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 62px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
  max-width: 18ch;
  overflow-wrap: break-word;
}

.page-privacy .privacy-hero__lead {
  max-width: 60ch;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  margin: 0 0 24px;
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
}

.page-privacy .privacy-hero__note {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.66);
}

/* ---------- 主体 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-block: clamp(28px, 5vw, 62px);
}

/* 章节索引 */
.page-privacy .privacy-index {
  min-width: 0;
}

.page-privacy .privacy-index__title {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--lake);
  margin: 0 0 12px;
}

.page-privacy .privacy-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-privacy .privacy-index__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px;
  border-left: 2px solid var(--glacier);
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.45;
  transition: border-color 140ms var(--ease), color 140ms var(--ease), background-color 140ms var(--ease);
}

.page-privacy .privacy-index__no {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--lake);
  flex: none;
}

.page-privacy .privacy-index__list a:hover,
.page-privacy .privacy-index__list a:focus-visible {
  border-left-color: var(--lake);
  color: var(--lake);
  background: var(--mist);
}

.page-privacy .privacy-index__hint {
  margin: 16px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--pv-muted);
  padding-left: 14px;
  border-left: 2px solid var(--glacier);
}

/* 正文 */
.page-privacy .privacy-article {
  min-width: 0;
  max-width: 66ch;
  overflow-wrap: break-word;
}

.page-privacy .privacy-sec {
  padding-block: clamp(22px, 3vw, 30px);
  border-top: 1px solid var(--pv-rule);
  scroll-margin-top: 24px;
}

.page-privacy .privacy-article > .privacy-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .privacy-sec__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--lake);
  margin-bottom: 10px;
}

.page-privacy .privacy-article h2 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(19px, 2.4vw, 25px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
  color: var(--ink);
}

.page-privacy .privacy-article p {
  margin: 0 0 1.05em;
  color: var(--ink);
}

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

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

.page-privacy .privacy-article a:hover,
.page-privacy .privacy-article a:focus-visible {
  color: var(--ink);
  text-decoration-color: var(--flame);
}

/* 留存卡片 */
.page-privacy .privacy-retain {
  margin: clamp(20px, 3vw, 30px) 0;
  padding: clamp(20px, 3.4vw, 32px);
  background: var(--snow);
  border: 1px solid var(--pv-rule);
  border-radius: var(--r-lg);
  box-shadow: 0 10px 30px -24px rgba(11, 30, 58, 0.5);
}

.page-privacy .privacy-retain__eyebrow {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--lake);
  margin: 0 0 18px;
}

.page-privacy .privacy-retain__cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-privacy .privacy-retain__col {
  min-width: 0;
  padding-left: 14px;
  border-left: 3px solid var(--lake);
}

.page-privacy .privacy-retain__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(38px, 7vw, 54px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-privacy .privacy-retain__unit {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--lake);
  margin-top: 8px;
}

.page-privacy .privacy-retain__col p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--pv-muted);
}

.page-privacy .privacy-retain__more {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .privacy-retain__more summary {
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 9px 18px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(28, 124, 140, 0.42);
  background: var(--mist);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.4;
  transition: background-color 140ms var(--ease), border-color 140ms var(--ease);
}

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

.page-privacy .privacy-retain__more summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--lake);
}

.page-privacy .privacy-retain__more[open] summary::after {
  content: "－";
}

.page-privacy .privacy-retain__more summary:hover,
.page-privacy .privacy-retain__more summary:focus-visible {
  background: var(--snow);
  border-color: var(--lake);
}

.page-privacy .privacy-retain__more ul {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-privacy .privacy-retain__more li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink);
}

.page-privacy .privacy-retain__more li:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-retain__more li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--flame);
}

/* 结尾行动区 */
.page-privacy .privacy-foot {
  margin-top: clamp(24px, 4vw, 36px);
  padding: clamp(22px, 3.4vw, 32px);
  background: var(--ink);
  color: var(--snow);
  border-radius: var(--r-lg);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-privacy .privacy-foot__title {
  margin: 0 0 6px;
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 700;
  line-height: 1.3;
}

.page-privacy .privacy-foot__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
}

.page-privacy .privacy-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .privacy-foot__actions .btn {
  flex: 0 1 auto;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-retain__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-body {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 64px);
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 32px;
  }

  .page-privacy .privacy-article {
    max-width: 70ch;
  }

  .page-privacy .privacy-foot {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .privacy-body {
    grid-template-columns: 248px minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__list a,
  .page-privacy .privacy-retain__more summary {
    transition: none;
  }
}
<<<END>>>