.page-privacy {
  background: var(--canvas);
  color: var(--ink);
  padding-bottom: clamp(56px, 8vw, 96px);
}

.page-privacy .breadcrumb {
  padding-top: clamp(18px, 3vw, 32px);
}

.page-privacy .breadcrumb__sep {
  color: var(--line);
  margin: 0 8px;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-top: clamp(20px, 3vw, 40px);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: center;
}

.page-privacy .privacy-hero__text {
  min-width: 0;
}

.page-privacy .privacy-hero__title {
  font-size: clamp(30px, 4.4vw, 52px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 18px 0 20px;
}

.page-privacy .privacy-hero__lede {
  font-size: 17px;
  line-height: 1.85;
  color: var(--graphite);
  max-width: 58ch;
  margin: 0 0 18px;
}

.page-privacy .privacy-hero__meta {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--graphite);
  margin: 0;
}

.page-privacy .privacy-hero__figure {
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--xue-pale);
}

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

@media (min-width: 860px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(40px, 5vw, 72px);
  }
}

/* ---------- 双栏骨架 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  margin-top: clamp(40px, 6vw, 72px);
}

@media (min-width: 1000px) {
  .page-privacy .privacy-body {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(48px, 6vw, 88px);
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 96px;
  }
}

/* ---------- 左侧章节索引 ---------- */
.page-privacy .privacy-index__title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--graphite);
  margin: 0 0 14px;
}

.page-privacy .privacy-index__nav {
  border-left: 2px solid var(--line);
  max-width: 100%;
}

.page-privacy .privacy-index__link {
  display: block;
  margin-left: -2px;
  padding: 9px 0 9px 16px;
  border-left: 2px solid transparent;
  font-size: 15px;
  line-height: 1.5;
  color: var(--graphite);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .privacy-index__link:hover {
  color: var(--xue-deep);
}

.page-privacy .privacy-index__link.is-active {
  color: var(--ink);
  font-weight: 700;
  border-left-color: var(--gold);
}

@media (max-width: 999px) {
  .page-privacy .privacy-index__title {
    margin-bottom: 10px;
  }

  .page-privacy .privacy-index__nav {
    display: flex;
    gap: 8px;
    border-left: 0;
    overflow-x: auto;
    padding-bottom: 6px;
    scrollbar-width: none;
  }

  .page-privacy .privacy-index__nav::-webkit-scrollbar {
    display: none;
  }

  .page-privacy .privacy-index__link {
    flex: none;
    margin-left: 0;
    padding: 7px 14px;
    border-left: 0;
    border-bottom: 0;
    border-radius: var(--pill);
    background: var(--xue-pale);
    color: var(--xue-deep);
    font-size: 14px;
    white-space: nowrap;
  }

  .page-privacy .privacy-index__link:hover {
    color: var(--xue-deep);
  }

  .page-privacy .privacy-index__link.is-active {
    background: var(--gold-pale);
    border-left-color: transparent;
    color: var(--ink);
  }
}

/* ---------- 正文条目 ---------- */
.page-privacy .privacy-flow {
  min-width: 0;
}

.page-privacy .privacy-sec {
  border-top: 1px solid var(--line);
  padding: clamp(24px, 3.4vw, 36px) 0;
  scroll-margin-top: 88px;
}

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

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 0;
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .privacy-sec__head::after {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--graphite);
  border-bottom: 2px solid var(--graphite);
  transform: rotate(45deg);
  margin-top: -4px;
  transition: transform 0.25s var(--ease), margin-top 0.25s var(--ease);
}

.page-privacy .privacy-sec[open] > .privacy-sec__head::after {
  transform: rotate(225deg);
  margin-top: 4px;
}

.page-privacy .privacy-sec__title {
  flex: 1;
  min-width: 0;
  font-size: clamp(20px, 2.2vw, 27px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
}

.page-privacy .privacy-sec__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--grape);
  background: var(--grape-pale);
  border-radius: var(--pill);
  padding: 3px 9px;
  margin-right: 10px;
  vertical-align: 3px;
}

.page-privacy .privacy-sec__body {
  margin-top: 18px;
  max-width: 70ch;
}

.page-privacy .privacy-sec__body p {
  font-size: 17px;
  line-height: 1.9;
  color: var(--ink);
  margin: 0 0 16px;
}

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

.page-privacy .privacy-sec__body a {
  color: var(--xue-deep);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.2s var(--ease);
}

.page-privacy .privacy-sec__body a:hover {
  text-decoration-color: var(--gold);
}

.page-privacy .privacy-list {
  list-style: none;
  margin: 4px 0 18px;
  padding: 0;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 24px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
  margin-bottom: 10px;
}

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

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 12px;
  height: 2px;
  border-radius: 1px;
  background: var(--xue);
}

.page-privacy .privacy-list strong {
  font-weight: 700;
  color: var(--xue-deep);
}

.page-privacy .privacy-callout {
  background: var(--gold-pale);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin: 6px 0 20px;
}

.page-privacy .privacy-callout p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
  margin: 0;
}

.page-privacy .privacy-callout p + p {
  margin-top: 8px;
}

/* ---------- 联系方式卡片 ---------- */
.page-privacy .privacy-contact-card {
  background: var(--xue-pale);
  border-radius: var(--radius-lg);
  padding: 20px 26px;
  margin: 6px 0 20px;
}

.page-privacy .privacy-contact-card__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-contact-card__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .privacy-contact-card__row:first-child {
  padding-top: 0;
}

.page-privacy .privacy-contact-card__label {
  flex: none;
  min-width: 76px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--xue-deep);
}

.page-privacy .privacy-contact-card__value {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

/* ---------- 可复制的档案编号 / 邮箱 ---------- */
.page-privacy [data-copy] {
  cursor: pointer;
  border-bottom: 1px dashed var(--xue);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy [data-copy]:hover {
  color: var(--xue-deep);
  border-bottom-color: var(--xue-deep);
}

.page-privacy [data-copy].is-copied {
  color: var(--gold-ink);
  border-bottom-color: var(--gold);
}

/* ---------- 窄屏收束 ---------- */
@media (max-width: 640px) {
  .page-privacy .privacy-sec__no {
    display: block;
    width: fit-content;
    margin: 0 0 8px;
    vertical-align: baseline;
  }

  .page-privacy .privacy-sec__title {
    font-size: 19px;
  }

  .page-privacy .privacy-callout {
    padding: 16px 18px;
  }

  .page-privacy .privacy-contact-card {
    padding: 16px 18px;
  }

  .page-privacy .privacy-contact-card__label {
    min-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__link,
  .page-privacy .privacy-sec__head::after,
  .page-privacy [data-copy] {
    transition: none;
  }
}