.page-privacy {
  --pv-content: 720px;
  background: var(--ink-900);
  color: var(--white);
}

/* 首屏 */
.page-privacy .pv-hero {
  position: relative;
  padding: clamp(84px, 14vw, 120px) var(--edge) clamp(24px, 4vw, 40px);
  background:
    radial-gradient(110% 80% at 88% 0%, rgba(38, 224, 214, 0.16), transparent 62%),
    radial-gradient(90% 72% at 0% 96%, rgba(255, 90, 43, 0.13), transparent 62%),
    var(--ink-900);
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(39, 64, 111, 0.34) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(39, 64, 111, 0.22) 1px, transparent 1px);
  background-size: 96px 96px, 96px 96px;
  mask-image: linear-gradient(to bottom, #000, transparent 78%);
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 78%);
  pointer-events: none;
}

.page-privacy .pv-hero__inner {
  position: relative;
  max-width: var(--maxw);
  margin: 0 auto;
}

.page-privacy .pv-hero .breadcrumb {
  margin: 0 0 18px;
}

.page-privacy .pv-hero .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-privacy .pv-hero .breadcrumb__list li:not(:last-child)::after {
  content: "/";
  margin-left: 8px;
  color: var(--line);
}

.page-privacy .pv-hero .breadcrumb__link {
  color: var(--mist);
  text-decoration: none;
}

.page-privacy .pv-hero .breadcrumb__link:hover {
  color: var(--cyan);
}

.page-privacy .pv-hero .eyebrow {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pv-title {
  margin: 0 0 20px;
  max-width: 22ch;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-privacy .pv-lede {
  margin: 0 0 26px;
  max-width: 64ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(242, 246, 255, 0.8);
}

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

.page-privacy .pv-meta__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 12px;
  border-left: 2px solid var(--cyan);
}

.page-privacy .pv-meta__label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .pv-meta__value {
  font-size: 14px;
  color: var(--white);
  word-break: break-word;
}

.page-privacy .pv-hero__figure {
  position: relative;
  max-width: var(--maxw);
  margin: clamp(28px, 5vw, 48px) auto 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(135deg, var(--ink-800), var(--ink-900));
}

.page-privacy .pv-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* 暖纸正文区 */
.page-privacy .pv-paper {
  background: var(--paper);
  color: var(--paper-ink);
  padding: clamp(36px, 7vw, 80px) 0 clamp(48px, 8vw, 96px);
}

.page-privacy .pv-wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--edge);
}

.page-privacy .pv-layout {
  display: grid;
  gap: clamp(20px, 4vw, 32px);
  min-width: 0;
}

.page-privacy .pv-main {
  min-width: 0;
  max-width: var(--pv-content);
}

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

.page-privacy .pv-toc__title {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--paper-muted);
}

.page-privacy .pv-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .pv-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid rgba(20, 17, 16, 0.18);
  border-radius: var(--pill);
  background: #fff;
  color: var(--paper-muted);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.18s ease-out, background 0.18s ease-out;
}

.page-privacy .pv-toc__no {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  opacity: 0.7;
}

.page-privacy .pv-toc__link.is-active {
  background: var(--paper-ink);
  border-color: var(--paper-ink);
  color: var(--paper);
}

/* 章节骨架 */
.page-privacy .pv-chapter {
  scroll-margin-top: 104px;
}

.page-privacy .pv-chapter + .pv-chapter {
  margin-top: clamp(32px, 6vw, 56px);
  padding-top: clamp(26px, 5vw, 40px);
  border-top: 1px solid rgba(20, 17, 16, 0.14);
}

.page-privacy .pv-chapter__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.page-privacy .pv-num {
  flex: none;
  font-family: var(--mono);
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--paper-link);
}

.page-privacy .pv-chapter__title {
  margin: 0;
  font-size: clamp(21px, 3vw, 28px);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper-ink);
}

.page-privacy .pv-chapter > p {
  margin: 0 0 14px;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--paper-ink);
}

.page-privacy .pv-chapter a {
  color: var(--paper-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .pv-chapter a:hover {
  color: var(--paper-ink);
}

/* 信息类型卡片 */
.page-privacy .pv-faces {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.page-privacy .pv-face {
  position: relative;
  padding: 20px 22px 20px 26px;
  border: 1px solid rgba(20, 17, 16, 0.1);
  border-radius: var(--radius);
  background: #fff;
}

.page-privacy .pv-face::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 4px;
  border-radius: 0 4px 4px 0;
  background: var(--cyan);
}

.page-privacy .pv-face--form::before {
  background: var(--orange);
}

.page-privacy .pv-face--mail::before {
  background: var(--amber);
}

.page-privacy .pv-face__title {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 800;
  color: var(--paper-ink);
}

.page-privacy .pv-face p {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper-muted);
}

.page-privacy .pv-face__list {
  display: grid;
  gap: 6px;
  margin: 0;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--paper-muted);
}

/* 用途对照 */
.page-privacy .pv-map {
  display: grid;
  gap: 0;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-map__item {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid rgba(20, 17, 16, 0.12);
}

.page-privacy .pv-map__item:first-child {
  border-top: 0;
}

.page-privacy .pv-map__use {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--paper-link);
}

.page-privacy .pv-map__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-ink);
}

/* 步骤 */
.page-privacy .pv-steps {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: pvstep;
}

.page-privacy .pv-steps li {
  position: relative;
  counter-increment: pvstep;
  padding: 12px 16px 12px 46px;
  border: 1px solid rgba(20, 17, 16, 0.1);
  border-radius: 14px;
  background: #fff;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper-ink);
}

.page-privacy .pv-steps li::before {
  content: counter(pvstep);
  position: absolute;
  left: 14px;
  top: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--paper-ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 12px;
}

/* 保存期限 */
.page-privacy .pv-terms {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-term {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  border: 1px solid rgba(20, 17, 16, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.75);
}

.page-privacy .pv-term__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-privacy .pv-term__name {
  font-size: 15px;
  font-weight: 800;
  color: var(--paper-ink);
}

.page-privacy .pv-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border: 1px solid rgba(255, 176, 58, 0.55);
  border-radius: var(--pill);
  background: rgba(255, 176, 58, 0.22);
  color: #7A4A00;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-privacy .pv-term__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper-muted);
}

/* 折叠 */
.page-privacy .pv-acc {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.page-privacy .pv-acc .accordion__item {
  border: 1px solid rgba(20, 17, 16, 0.12);
  border-radius: 16px;
  background: #fff;
  overflow: hidden;
}

.page-privacy .pv-acc .accordion__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 14px 18px;
  border: 0;
  background: transparent;
  font: inherit;
  font-size: 14.5px;
  font-weight: 700;
  text-align: left;
  color: var(--paper-ink);
  cursor: pointer;
}

.page-privacy .pv-acc .accordion__trigger::after {
  content: "+";
  flex: none;
  font-family: var(--mono);
  font-size: 17px;
  color: var(--paper-link);
  transition: transform 0.18s ease-out;
}

.page-privacy .pv-acc .accordion__item[data-open="true"] .accordion__trigger::after {
  content: "−";
}

.page-privacy .pv-acc .accordion__panel {
  padding: 0 18px 16px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--paper-muted);
}

.page-privacy .pv-acc .accordion__panel p {
  margin: 0;
}

/* 你的操作 */
.page-privacy .pv-actions {
  display: grid;
  gap: 12px;
  margin: 18px 0 20px;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-action {
  padding: 16px 18px;
  border: 1px solid rgba(20, 17, 16, 0.1);
  border-left: 4px solid var(--cyan);
  border-radius: 16px;
  background: #fff;
}

.page-privacy .pv-action__title {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 800;
  color: var(--paper-ink);
}

.page-privacy .pv-action p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper-muted);
}

/* 相关页面 */
.page-privacy .pv-next {
  margin-top: clamp(36px, 6vw, 60px);
  padding: clamp(22px, 4vw, 32px);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(38, 224, 214, 0.18), transparent 62%),
    var(--ink-900);
  color: var(--white);
}

.page-privacy .pv-next__kicker {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pv-next__title {
  margin: 0 0 18px;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--white);
}

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

.page-privacy .pv-next__link {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.18s ease-out, border-color 0.18s ease-out, color 0.18s ease-out;
}

.page-privacy .pv-next__link:hover {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
}

.page-privacy .pv-next__link--accent {
  background: var(--orange);
  border-color: var(--orange);
  color: #1A0600;
}

.page-privacy .pv-next__link--accent:hover {
  background: #FF7A50;
  border-color: #FF7A50;
  color: #1A0600;
}

/* 返回顶部 */
.page-privacy .to-top {
  position: fixed;
  right: clamp(16px, 4vw, 28px);
  bottom: 88px;
  z-index: 40;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: var(--ink-800);
  color: var(--white);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(6, 11, 30, 0.28);
  transition: background 0.18s ease-out, color 0.18s ease-out;
}

.page-privacy .to-top:hover {
  background: var(--cyan);
  color: var(--ink-900);
}

@media (min-width: 640px) {
  .page-privacy .pv-map__item {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

  .page-privacy .pv-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-privacy .pv-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-privacy .pv-hero__figure img {
    aspect-ratio: 8 / 3;
  }

  .page-privacy .to-top {
    bottom: clamp(20px, 3vw, 28px);
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(36px, 6vw, 80px);
    align-items: start;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-privacy .pv-toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pv-toc__link {
    width: 100%;
    padding: 9px 0 9px 14px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: transparent;
    font-size: 14px;
    line-height: 1.4;
    white-space: normal;
  }

  .page-privacy .pv-toc__link:hover {
    color: var(--paper-ink);
  }

  .page-privacy .pv-toc__link.is-active {
    border-left-color: var(--cyan);
    background: transparent;
    color: var(--paper-ink);
    font-weight: 700;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link,
  .page-privacy .pv-next__link,
  .page-privacy .pv-acc .accordion__trigger::after,
  .page-privacy .to-top {
    transition: none;
  }
}
<<<END>>>