.page-privacy {
  --pp-rail-w: 190px;
  --pp-gap: 48px;
  background: var(--c-base);
  color: var(--c-text);
  font-family: var(--font-sans);
  padding-bottom: 64px;
}

.page-privacy *,
.page-privacy *::before,
.page-privacy *::after {
  box-sizing: border-box;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding: 26px 0 0;
  background:
    radial-gradient(880px 360px at 84% -12%, rgba(22, 224, 210, 0.15), transparent 62%),
    radial-gradient(640px 300px at 6% 4%, rgba(255, 61, 166, 0.1), transparent 66%);
}

.page-privacy .privacy-hero__inner {
  display: grid;
  gap: 16px;
  padding-top: 20px;
}

.page-privacy .privacy-hero__index {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-privacy .privacy-hero__title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 200;
  font-size: clamp(38px, 8.4vw, 64px);
  line-height: 1.06;
  letter-spacing: 0.02em;
  color: var(--c-text);
}

.page-privacy .privacy-hero__title strong {
  font-weight: 900;
  color: var(--c-cyan);
  text-shadow: var(--glow-cyan);
}

.page-privacy .privacy-hero__lead {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-text);
}

.page-privacy .privacy-hero__media {
  margin: 10px 0 0;
  border: 1px solid var(--c-line);
  background: var(--c-layer);
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-privacy .privacy-hero__cap {
  margin: 10px 0 0;
  padding: 0 2px 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 斜切分隔带 ---------- */
.page-privacy .privacy-slant {
  height: 14px;
  margin: 34px 0 4px;
  background: linear-gradient(90deg, rgba(22, 224, 210, 0.42), rgba(108, 123, 255, 0.28) 48%, rgba(255, 61, 166, 0.34));
  transform: skewY(-6deg);
}

/* ---------- 主体布局 ---------- */
.page-privacy .privacy-layout {
  padding-top: 34px;
}

.page-privacy .privacy-section {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  column-gap: 12px;
  border-top: 1px solid var(--c-line);
  padding: 26px 0 38px;
}

.page-privacy .privacy-section:last-child {
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .privacy-section__marker {
  border-left: 1px solid var(--c-line);
  padding-left: 10px;
}

.page-privacy .privacy-section__num {
  display: block;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--c-cyan);
}

.page-privacy .privacy-section__title {
  margin: 0 0 14px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(20px, 5vw, 28px);
  line-height: 1.36;
  letter-spacing: 0.01em;
  color: var(--c-text);
}

.page-privacy .privacy-section__body p {
  margin: 0 0 14px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-text);
}

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

.page-privacy .privacy-section__body .mono {
  color: var(--c-cyan);
}

/* ---------- 表格 ---------- */
.page-privacy .privacy-table-wrap {
  margin: 20px 0 4px;
}

.page-privacy .privacy-table {
  width: 100%;
  max-width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.page-privacy .privacy-table th,
.page-privacy .privacy-table td {
  text-align: left;
  vertical-align: top;
  padding: 14px 12px;
  border-bottom: 1px solid var(--c-line);
  line-height: 1.8;
}

.page-privacy .privacy-table thead th {
  padding-top: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-muted);
  border-bottom: 2px solid var(--c-line);
}

.page-privacy .privacy-table tbody td:first-child {
  color: var(--c-cyan);
  white-space: nowrap;
}

/* ---------- 分段切换 ---------- */
.page-privacy .tabs {
  margin-top: 26px;
}

.page-privacy .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 1px solid var(--c-line);
}

.page-privacy .tabs__btn {
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--c-muted);
  cursor: pointer;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-privacy .tabs__btn:hover,
.page-privacy .tabs__btn:focus-visible {
  color: var(--c-text);
}

.page-privacy .tabs__btn[aria-selected="true"] {
  color: var(--c-text);
  border-bottom-color: var(--c-cyan);
}

.page-privacy .tabs__panel {
  padding: 18px 0 0;
}

.page-privacy .privacy-panel__lead {
  margin: 0 0 12px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 44em;
}

.page-privacy .privacy-list__item {
  position: relative;
  padding: 12px 0 0 18px;
  border-top: 1px solid var(--c-line);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--c-text);
}

.page-privacy .privacy-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 6px;
  height: 6px;
  background: var(--c-cyan);
  box-shadow: var(--glow-cyan);
}

.page-privacy .privacy-list__item strong {
  color: var(--c-text);
  font-weight: 600;
}

/* ---------- 编号步骤 ---------- */
.page-privacy .privacy-steps {
  list-style: none;
  counter-reset: pp-step;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  max-width: 44em;
}

.page-privacy .privacy-steps__item {
  counter-increment: pp-step;
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--c-text);
}

.page-privacy .privacy-steps__item::before {
  content: counter(pp-step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--c-amber);
  padding-top: 4px;
}

/* ---------- 联系信息块 ---------- */
.page-privacy .privacy-contact {
  margin: 20px 0 0;
  padding: 18px;
  display: grid;
  gap: 12px;
  background: var(--c-layer);
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--c-cyan);
}

.page-privacy .privacy-contact__row {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 15px;
  line-height: 1.7;
}

.page-privacy .privacy-contact__label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-muted);
  padding-top: 2px;
}

.page-privacy .privacy-contact__value {
  color: var(--c-text);
  word-break: break-word;
}

.page-privacy .privacy-contact__note {
  margin-top: 14px;
}

.page-privacy .privacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 侧栏章节索引（移动端横向条） ---------- */
.page-privacy .privacy-rail {
  margin-top: 30px;
  padding-left: 14px;
  border-left: 1px solid var(--c-line);
}

.page-privacy .privacy-rail__title {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-privacy .privacy-rail__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0 0 6px;
  display: flex;
  gap: 18px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-rail__item {
  flex: 0 0 auto;
}

.page-privacy .privacy-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-muted);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-privacy .privacy-rail__link:hover,
.page-privacy .privacy-rail__link:focus-visible {
  color: var(--c-cyan);
}

.page-privacy .privacy-rail__num {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-line);
}

.page-privacy .privacy-rail__link:hover .privacy-rail__num,
.page-privacy .privacy-rail__link:focus-visible .privacy-rail__num {
  color: var(--c-cyan);
}

.page-privacy .privacy-rail__note {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 13px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-privacy .privacy-rail__note a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(22, 224, 210, 0.4);
}

.page-privacy .privacy-rail__note a:hover,
.page-privacy .privacy-rail__note a:focus-visible {
  color: var(--c-text);
}

/* ---------- 窄屏：表格转块 ---------- */
@media (max-width: 639px) {
  .page-privacy .privacy-table,
  .page-privacy .privacy-table tbody,
  .page-privacy .privacy-table tr,
  .page-privacy .privacy-table td {
    display: block;
    width: 100%;
  }

  .page-privacy .privacy-table thead {
    display: none;
  }

  .page-privacy .privacy-table tr {
    padding: 14px 0;
    border-bottom: 1px solid var(--c-line);
  }

  .page-privacy .privacy-table tbody td {
    border: 0;
    padding: 2px 0;
  }

  .page-privacy .privacy-table tbody td:first-child {
    white-space: normal;
    font-weight: 600;
    margin-bottom: 6px;
  }

  .page-privacy .privacy-table td::before {
    content: attr(data-label);
    display: block;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--c-muted);
    margin-bottom: 2px;
  }

  .page-privacy .privacy-contact__row {
    grid-template-columns: 1fr;
    gap: 2px;
  }
}

/* ---------- 中等屏：章节留白放大 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-hero {
    padding-top: 34px;
  }

  .page-privacy .privacy-hero__inner {
    gap: 20px;
    padding-top: 28px;
  }

  .page-privacy .privacy-section {
    grid-template-columns: 62px minmax(0, 1fr);
    column-gap: 24px;
    padding: 34px 0 50px;
  }

  .page-privacy .privacy-section__num {
    font-size: 18px;
  }

  .page-privacy .privacy-section__marker {
    padding-left: 14px;
  }

  .page-privacy .privacy-contact {
    padding: 24px;
  }
}

/* ---------- 桌面：主栏 + 右侧章节索引 ---------- */
@media (min-width: 1024px) {
  .page-privacy .privacy-hero {
    padding-top: 44px;
  }

  .page-privacy .privacy-hero__lead {
    font-size: 17px;
  }

  .page-privacy .privacy-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--pp-rail-w);
    gap: var(--pp-gap);
    align-items: start;
    padding-top: 46px;
  }

  .page-privacy .privacy-main {
    grid-column: 1;
    grid-row: 1;
    min-width: 0;
  }

  .page-privacy .privacy-rail {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 96px;
    margin-top: 0;
    padding-left: 20px;
    border-left-color: var(--c-line);
  }

  .page-privacy .privacy-rail__list {
    display: grid;
    gap: 10px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-rail__link {
    display: flex;
    padding: 2px 0;
  }

  .page-privacy .privacy-section {
    grid-template-columns: 72px minmax(0, 1fr);
    column-gap: 28px;
  }

  .page-privacy .privacy-section__title {
    line-height: 1.3;
  }

  .page-privacy .privacy-hero__media {
    margin-top: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-slant {
    transform: none;
  }

  .page-privacy .tabs__btn,
  .page-privacy .privacy-rail__link {
    transition: none;
  }
}