/* ============ 个人信息说明 · 页面专属样式 ============ */
.page-privacy {
  --privacy-measure: 42rem;
  --privacy-toc-w: 13rem;
  --privacy-line: 2px solid var(--silver);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-top: var(--sp-4);
  padding-bottom: var(--sp-5);
  background:
    radial-gradient(115% 85% at 90% -12%, rgba(55, 224, 200, 0.15), transparent 62%),
    linear-gradient(180deg, var(--night) 0%, var(--deep) 100%);
  border-bottom: 2px solid var(--polar);
}

.page-privacy .privacy-hero .breadcrumb__link,
.page-privacy .privacy-hero .breadcrumb__current {
  color: var(--silver);
}

.page-privacy .privacy-hero .breadcrumb__link:hover,
.page-privacy .privacy-hero .breadcrumb__link:focus-visible {
  color: var(--aurora);
}

.page-privacy .privacy-hero__head {
  max-width: 46rem;
}

.page-privacy .privacy-hero__title {
  margin: var(--sp-2) 0 var(--sp-3);
  font-size: clamp(1.85rem, 5.4vw, 3.3rem);
  font-weight: 800;
  letter-spacing: 0.05em;
  line-height: 1.2;
  color: var(--warm);
}

.page-privacy .privacy-hero__lede {
  max-width: 40rem;
  margin: 0;
  color: var(--silver);
}

.page-privacy .privacy-hero__media {
  margin: var(--sp-5) 0 0;
  border: 2px solid var(--polar);
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-privacy .privacy-hero__media .media__caption {
  padding: var(--sp-2) var(--sp-3);
  color: var(--silver);
  font-size: 0.85rem;
  line-height: 1.7;
  border-top: 2px solid var(--polar);
  background: var(--polar);
}

/* ---------- 主体双栏 ---------- */
.page-privacy .privacy-main {
  background: var(--warm);
}

.page-privacy .privacy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sp-4);
  align-items: start;
}

/* ---------- 右侧锚点目录 ---------- */
.page-privacy .privacy-toc {
  border: var(--privacy-line);
  background: var(--frost);
  padding: var(--sp-3);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 var(--sp-2);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.26em;
  color: var(--deep);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
  padding: 7px 8px;
  color: var(--night);
  font-size: 0.92rem;
  line-height: 1.5;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition:
    background var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  background: var(--warm);
  border-left-color: var(--aurora);
  color: var(--night);
}

.page-privacy .privacy-toc__no {
  flex: none;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.1em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--glacier);
}

.page-privacy .privacy-toc__top {
  display: block;
  margin-top: var(--sp-3);
  padding-top: var(--sp-2);
  border-top: var(--privacy-line);
  color: var(--deep);
  font-size: 0.85rem;
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-privacy .privacy-toc__top:hover,
.page-privacy .privacy-toc__top:focus-visible {
  color: var(--night);
  text-decoration: underline;
  text-decoration-color: var(--aurora);
  text-decoration-thickness: 3px;
  text-underline-offset: 5px;
}

/* ---------- 条款正文 ---------- */
.page-privacy .privacy-doc {
  min-width: 0;
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-clause {
  padding: var(--sp-4) 0;
  border-top: 2px solid var(--night);
  scroll-margin-top: calc(var(--header-h-solid) + var(--sp-4));
}

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

.page-privacy .privacy-clause__head {
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
  margin-bottom: var(--sp-3);
}

.page-privacy .privacy-clause__no {
  flex: none;
  padding: 2px 7px;
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  font-weight: 800;
  letter-spacing: 0.1em;
  line-height: 1.1;
  color: var(--glacier);
  transition:
    background var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-privacy .privacy-clause:target .privacy-clause__no {
  background: var(--aurora);
  color: var(--night);
}

.page-privacy .privacy-clause__title {
  margin: 0;
  font-size: clamp(1.12rem, 2.4vw, 1.45rem);
  font-weight: 800;
  letter-spacing: 0.05em;
  line-height: 1.35;
  color: var(--night);
}

.page-privacy .privacy-clause__body > p {
  margin: 0 0 1.15em;
  color: var(--deep);
  line-height: 1.85;
}

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

.page-privacy .privacy-clause__body strong {
  color: var(--night);
  font-weight: 800;
}

.page-privacy .privacy-clause__body a {
  color: var(--deep);
  font-weight: 700;
  text-decoration: none;
  padding-bottom: 2px;
  background-image: linear-gradient(var(--aurora), var(--aurora));
  background-repeat: no-repeat;
  background-size: 0% 3px;
  background-position: 0 100%;
  transition:
    background-size var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-privacy .privacy-clause__body a:hover,
.page-privacy .privacy-clause__body a:focus-visible {
  background-size: 100% 3px;
  color: var(--night);
}

/* 关键句：暖白底衬，不用整段加粗 */
.page-privacy .privacy-clause__body .privacy-key {
  margin: var(--sp-3) 0 0;
  padding: var(--sp-3);
  background: var(--frost);
  border-left: 4px solid var(--aurora);
  color: var(--night);
  line-height: 1.8;
}

/* ---------- 用途清单 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 var(--sp-3);
  padding: 0;
  border-top: var(--privacy-line);
}

.page-privacy .privacy-list__item {
  display: grid;
  gap: 6px;
  padding: var(--sp-2) 0;
  border-bottom: var(--privacy-line);
  color: var(--deep);
  line-height: 1.8;
}

.page-privacy .privacy-list__k {
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--night);
}

.page-privacy .privacy-list__v {
  display: block;
}

/* ---------- 折叠条款 ---------- */
.page-privacy .privacy-fold {
  margin-bottom: var(--sp-2);
  background: var(--warm);
  border: var(--privacy-line);
  transition:
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.page-privacy .privacy-fold[open] {
  border-color: var(--night);
  box-shadow: var(--shadow-hard);
}

.page-privacy .privacy-fold__summary {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  cursor: pointer;
  padding: var(--sp-2) var(--sp-3);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--night);
  list-style: none;
}

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

.page-privacy .privacy-fold__summary::before {
  content: "+";
  flex: none;
  width: 1.5rem;
  height: 1.5rem;
  display: grid;
  place-items: center;
  border: 2px solid var(--deep);
  color: var(--deep);
  font-size: 0.95rem;
  line-height: 1;
  transition:
    background var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-privacy .privacy-fold[open] .privacy-fold__summary::before {
  content: "–";
  background: var(--aurora);
  border-color: var(--night);
  color: var(--night);
}

.page-privacy .privacy-fold__summary:hover::before,
.page-privacy .privacy-fold__summary:focus-visible::before {
  border-color: var(--aurora);
}

.page-privacy .privacy-fold__body {
  padding: var(--sp-2) var(--sp-3) var(--sp-3);
  border-top: var(--privacy-line);
  color: var(--deep);
  line-height: 1.8;
}

.page-privacy .privacy-fold__body p {
  margin: 0;
}

/* ---------- 收尾提示块 ---------- */
.page-privacy .privacy-outro {
  margin-top: var(--sp-4);
  padding: var(--sp-3);
  background: var(--night);
  border: 2px solid var(--polar);
  box-shadow: var(--shadow-hard);
}

.page-privacy .privacy-outro__title {
  margin: 0 0 var(--sp-2);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--warm);
}

.page-privacy .privacy-outro__text {
  margin: 0;
  color: var(--silver);
  line-height: 1.8;
}

.page-privacy .privacy-outro a {
  color: var(--aurora);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid rgba(55, 224, 200, 0.42);
  transition:
    border-color var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-privacy .privacy-outro a:hover,
.page-privacy .privacy-outro a:focus-visible {
  color: var(--frost);
  border-bottom-color: var(--aurora);
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 559px) {
  .page-privacy .privacy-clause__head {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--sp-1);
  }

  .page-privacy .privacy-clause__no {
    font-size: 1.25rem;
  }

  .page-privacy .privacy-toc__link {
    font-size: 0.88rem;
  }
}

/* ---------- 中等以上屏幕 ---------- */
@media (min-width: 560px) {
  .page-privacy .privacy-list__item {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    gap: var(--sp-3);
    align-items: baseline;
  }
}

/* ---------- 桌面双栏 ---------- */
@media (min-width: 980px) {
  .page-privacy .privacy-grid {
    grid-template-columns: minmax(0, 42rem) minmax(11rem, 13rem);
    justify-content: space-between;
    gap: var(--sp-5);
  }

  .page-privacy .privacy-doc {
    order: 1;
    max-width: none;
  }

  .page-privacy .privacy-toc {
    order: 2;
    position: sticky;
    top: calc(var(--header-h-solid) + var(--sp-3));
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy *,
  .page-privacy *::before,
  .page-privacy *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}