.page-privacy {
  --pv-line: rgba(28, 70, 119, 0.65);
  --pv-soft: rgba(63, 224, 208, 0.09);
  padding-bottom: clamp(36px, 6vw, 84px);
}

.page-privacy .sf-crumbs {
  padding-top: clamp(14px, 2.4vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-intro {
  max-width: 66ch;
  padding: clamp(20px, 3.6vw, 40px) 0 clamp(24px, 4vw, 46px);
}

.page-privacy .pv-intro h1 {
  font-family: var(--sf-font-display);
  font-weight: 800;
  font-size: clamp(28px, 4.6vw, 50px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--sf-mist);
  margin: 12px 0 16px;
}

.page-privacy .sf-lede {
  font-size: clamp(15.5px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--sf-gray);
  max-width: 62ch;
}

.page-privacy .pv-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
}

/* ---------- 主体骨架：章节索引 + 正文 ---------- */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.6vw, 48px);
  align-items: start;
}

.page-privacy .pv-toc {
  background: linear-gradient(168deg, #0B2140 0%, #061428 72%, rgba(63, 224, 208, 0.12) 100%);
  border: 1px solid var(--pv-line);
  border-radius: var(--sf-radius-l);
  padding: 16px;
}

.page-privacy .pv-toc__label {
  font-family: var(--sf-font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sf-neon-400);
  margin: 0 0 12px;
}

.page-privacy .pv-toc__list {
  list-style: none;
  display: flex;
  gap: 10px;
  overflow-x: auto;
  margin: 0;
  padding: 0 0 4px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pv-toc__item {
  flex: 0 0 auto;
}

.page-privacy .pv-toc__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: rgba(18, 48, 90, 0.6);
  color: var(--sf-mist);
  font-size: 13.5px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.24s var(--sf-ease), border-color 0.24s var(--sf-ease), color 0.24s var(--sf-ease);
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  border-color: rgba(63, 224, 208, 0.6);
  color: var(--sf-neon-200);
  background: rgba(63, 224, 208, 0.1);
}

.page-privacy .pv-toc__num {
  font-size: 12px;
  color: var(--sf-gold-500);
  letter-spacing: 0.04em;
}

.page-privacy .pv-toc__save {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--pv-line);
}

.page-privacy .pv-toc__hint {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--sf-gray);
}

/* ---------- 正文章节 ---------- */
.page-privacy .pv-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(30px, 5vw, 62px);
}

.page-privacy .pv-sec {
  position: relative;
  padding-left: 18px;
  border-left: 2px solid var(--pv-line);
}

.page-privacy .pv-sec::before {
  content: "";
  position: absolute;
  left: -2px;
  top: 0;
  width: 2px;
  height: 46px;
  background: linear-gradient(180deg, var(--sf-neon-400), rgba(63, 224, 208, 0));
}

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

.page-privacy .pv-sec__num {
  flex: 0 0 auto;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--sf-gold-500);
  padding: 3px 9px;
  border-radius: var(--sf-radius-s);
  background: rgba(242, 180, 65, 0.12);
}

.page-privacy .pv-sec__title {
  font-family: var(--sf-font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 30px);
  line-height: 1.32;
  letter-spacing: -0.015em;
  color: var(--sf-mist);
  margin: 0;
}

.page-privacy .sf-prose {
  max-width: 68ch;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--sf-gray);
}

.page-privacy .sf-prose p {
  margin: 0 0 14px;
}

/* ---------- 01 记录类型清单 ---------- */
.page-privacy .pv-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-list__item {
  background: rgba(18, 48, 90, 0.5);
  border: 1px solid var(--pv-line);
  border-left: 3px solid rgba(63, 224, 208, 0.5);
  border-radius: var(--sf-radius-m);
  padding: 16px 18px;
}

.page-privacy .pv-list__title {
  font-family: var(--sf-font-display);
  font-weight: 700;
  font-size: 16.5px;
  color: var(--sf-mist);
  margin: 0 0 7px;
}

.page-privacy .pv-list__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--sf-gray);
}

/* ---------- 02 用途 ---------- */
.page-privacy .pv-uses {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-uses__item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  border-radius: var(--sf-radius-m);
  background: linear-gradient(150deg, rgba(11, 33, 64, 0.95), rgba(6, 20, 40, 0.9));
  border: 1px solid var(--pv-line);
}

.page-privacy .pv-uses__idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(63, 224, 208, 0.14);
  color: var(--sf-neon-400);
  font-size: 15px;
}

.page-privacy .pv-uses__title {
  font-family: var(--sf-font-display);
  font-weight: 700;
  font-size: 16.5px;
  color: var(--sf-mist);
  margin: 6px 0 6px;
}

.page-privacy .pv-uses__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--sf-gray);
}

/* ---------- 03 图示 ---------- */
.page-privacy .pv-figure {
  margin: 24px 0;
  border-radius: var(--sf-radius-l);
  overflow: hidden;
  border: 1px solid var(--pv-line);
  background: var(--sf-deep-800);
}

.page-privacy .pv-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-privacy .pv-diagram {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 8px 0 22px;
  border-radius: var(--sf-radius-m);
  background: rgba(6, 20, 40, 0.6);
}

/* ---------- 04 保留时长清单 ---------- */
.page-privacy .pv-rows {
  margin: 20px 0 22px;
  border: 1px solid var(--pv-line);
  border-radius: var(--sf-radius-m);
  overflow: hidden;
}

.page-privacy .pv-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 16px;
  background: rgba(11, 33, 64, 0.55);
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-row:last-child {
  border-bottom: 0;
}

.page-privacy .pv-row:nth-child(even) {
  background: rgba(18, 48, 90, 0.45);
}

.page-privacy .pv-row__key {
  font-family: var(--sf-font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--sf-gold-300);
}

.page-privacy .pv-row__val {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--sf-gray);
}

/* ---------- 05 联系方式 ---------- */
.page-privacy .pv-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 20px 0 22px;
}

.page-privacy .pv-contact__col {
  padding: 15px 17px;
  border-radius: var(--sf-radius-m);
  background: linear-gradient(150deg, rgba(18, 48, 90, 0.85), rgba(6, 20, 40, 0.92));
  border: 1px solid var(--pv-line);
}

.page-privacy .pv-contact__label {
  margin: 0 0 6px;
  font-family: var(--sf-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sf-neon-400);
}

.page-privacy .pv-contact__value {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--sf-mist);
  word-break: break-word;
}

/* ---------- 每节末尾的可操作入口 ---------- */
.page-privacy .pv-next {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 24px 0 0;
  padding: 14px 16px;
  border-radius: var(--sf-radius-m);
  background: var(--pv-soft);
  border: 1px dashed rgba(63, 224, 208, 0.42);
}

.page-privacy .pv-next__lead {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--sf-neon-200);
}

/* ---------- 收尾 ---------- */
.page-privacy .pv-sec--end {
  border-left-color: transparent;
  padding-left: 0;
  border-radius: var(--sf-radius-l);
  padding: clamp(20px, 3.4vw, 34px);
  background: linear-gradient(160deg, #061428 0%, #0B2140 45%, rgba(63, 224, 208, 0.18) 100%);
  border: 1px solid rgba(63, 224, 208, 0.32);
}

.page-privacy .pv-sec--end::before {
  display: none;
}

.page-privacy .pv-sec__title--end {
  font-size: clamp(19px, 2.4vw, 27px);
  margin-bottom: 12px;
}

.page-privacy .pv-endactions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 18px;
}

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

  .page-privacy .pv-row {
    grid-template-columns: 170px minmax(0, 1fr);
    align-items: baseline;
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(36px, 4vw, 64px);
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 118px;
    padding: 18px;
  }

  .page-privacy .pv-toc__list {
    display: grid;
    gap: 4px;
    overflow: visible;
    padding: 0;
  }

  .page-privacy .pv-toc__item {
    flex: none;
  }

  .page-privacy .pv-toc__link {
    border-radius: var(--sf-radius-s);
    background: transparent;
    white-space: normal;
    align-items: flex-start;
    padding: 9px 11px;
    line-height: 1.5;
  }

  .page-privacy .pv-sec {
    padding-left: 26px;
  }

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

  .page-privacy .pv-list__item:nth-child(2n) {
    transform: translateY(14px);
  }

  .page-privacy .pv-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-privacy .pv-layout {
    grid-template-columns: 260px minmax(0, 1fr);
  }

  .page-privacy .pv-sec {
    padding-left: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link,
  .page-privacy .sf-save {
    transition: none;
  }

  .page-privacy .pv-list__item:nth-child(2n) {
    transform: none;
  }
}