/* ==================== 隐私中心 / page-privacy ==================== */

.page-privacy {
  --pv-rail-w: 248px;
  --pv-dot: 8px;
  position: relative;
  padding-bottom: 88px;
}

/* ---------- 顶部横条 ---------- */
.page-privacy .privacy-topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 14px 0 0;
}

.page-privacy .privacy-topbar__icp {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.page-privacy .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-privacy .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms ease-out, border-color 180ms ease-out;
}

.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-privacy .breadcrumb__sep {
  color: var(--line);
}

.page-privacy .breadcrumb [aria-current="page"] {
  color: var(--text);
}

/* ---------- 首屏索引区 ---------- */
.page-privacy .privacy-intro {
  position: relative;
  margin-top: 22px;
  padding: 44px 0 56px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-privacy .privacy-intro::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -14%;
  width: min(660px, 78vw);
  height: min(660px, 78vw);
  border-radius: 50%;
  background: radial-gradient(circle at 42% 42%,
      rgba(52, 226, 212, 0.16),
      rgba(31, 169, 201, 0.07) 46%,
      rgba(6, 22, 38, 0) 72%);
  pointer-events: none;
}

.page-privacy .privacy-intro__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
}

.page-privacy .privacy-intro__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-privacy .privacy-intro__eyebrow::before {
  content: "";
  flex: none;
  width: var(--pv-dot);
  height: var(--pv-dot);
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(87, 214, 138, 0.16);
}

.page-privacy h1 {
  margin: 18px 0 0;
  font-size: var(--fs-56);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-privacy .privacy-intro__lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: var(--fs-17);
  line-height: 1.75;
  color: var(--text);
}

.page-privacy .privacy-intro__note {
  margin: 12px 0 0;
  max-width: 54ch;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--muted);
}

/* 章节索引 */
.page-privacy .privacy-index {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  max-width: 640px;
}

.page-privacy .privacy-index__item {
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-index__link {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 12px;
  padding: 13px 10px;
  font-size: var(--fs-15);
  line-height: 1.5;
  color: var(--text);
  text-decoration: none;
  transition: background-color 180ms ease-out, color 180ms ease-out;
}

.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  background: var(--glass);
  color: var(--cyan);
}

.page-privacy .privacy-index__num {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-privacy .privacy-index__arrow {
  font-family: var(--font-mono);
  text-align: right;
  color: var(--muted);
  transition: transform 180ms ease-out, color 180ms ease-out;
}

.page-privacy .privacy-index__link:hover .privacy-index__arrow,
.page-privacy .privacy-index__link:focus-visible .privacy-index__arrow {
  color: var(--cyan);
  transform: translateX(3px);
}

/* 首屏配图 */
.page-privacy .privacy-intro__figure {
  margin: 0;
}

.page-privacy .privacy-intro__figure .media-frame {
  aspect-ratio: 16 / 10;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--panel);
  overflow: hidden;
}

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

.page-privacy .privacy-intro__figure .media-frame__caption {
  margin-top: 12px;
  font-size: var(--fs-13);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 正文与目录 ---------- */
.page-privacy .privacy-body {
  margin-top: 64px;
}

.page-privacy .privacy-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 48px;
}

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

/* 条款 */
.page-privacy .privacy-clause {
  position: relative;
  padding-left: 20px;
  padding-bottom: 36px;
  margin-bottom: 36px;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 120px;
}

.page-privacy .privacy-clause:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-privacy .privacy-clause::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 2px;
  height: 18px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--cyan-deep));
}

.page-privacy .privacy-clause:nth-of-type(1)::before { height: 18px; }
.page-privacy .privacy-clause:nth-of-type(2)::before { height: 26px; }
.page-privacy .privacy-clause:nth-of-type(3)::before { height: 34px; }
.page-privacy .privacy-clause:nth-of-type(4)::before { height: 42px; }
.page-privacy .privacy-clause:nth-of-type(5)::before { height: 50px; }
.page-privacy .privacy-clause:nth-of-type(6)::before { height: 58px; }

.page-privacy .privacy-clause__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
}

.page-privacy .privacy-clause__num {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.1em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-privacy .privacy-clause__title {
  margin: 0;
  font-size: var(--fs-28);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-privacy .privacy-clause__body {
  margin-top: 16px;
  max-width: 68ch;
  font-size: var(--fs-17);
  line-height: 1.75;
  color: var(--text);
}

.page-privacy .privacy-clause__body > p {
  margin: 0 0 14px;
}

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

.page-privacy .privacy-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(52, 226, 212, 0.4);
  transition: border-color 180ms ease-out, color 180ms ease-out;
}

.page-privacy .privacy-inline-link:hover,
.page-privacy .privacy-inline-link:focus-visible {
  color: var(--cyan-deep);
  border-bottom-color: var(--cyan-deep);
}

/* 三处收集场景 */
.page-privacy .privacy-scenes {
  list-style: none;
  margin: 22px 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-scenes__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-scenes__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-privacy .privacy-scenes__body p {
  margin: 0 0 8px;
}

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

.page-privacy .privacy-scenes__use {
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--muted);
}

/* 四类用途 */
.page-privacy .privacy-uses {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-privacy .privacy-uses__item {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-uses__num {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.1em;
  color: var(--cyan-deep);
}

.page-privacy .privacy-uses__title {
  margin: 6px 0 0;
  font-size: var(--fs-17);
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-privacy .privacy-uses__item p {
  margin: 8px 0 0;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--muted);
}

/* 保存期限 / Cookie 对照 */
.page-privacy .privacy-keep {
  margin: 22px 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-keep__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-keep dt {
  font-size: var(--fs-15);
  font-weight: 600;
  line-height: 1.6;
  color: var(--text);
}

.page-privacy .privacy-keep dd {
  margin: 0;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--muted);
}

/* 折叠说明 */
.page-privacy .privacy-fold {
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--glass);
  overflow: hidden;
}

.page-privacy .privacy-fold .fold__head {
  cursor: pointer;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-privacy .privacy-fold .fold__body {
  padding: 0 16px 16px;
  font-size: var(--fs-15);
  line-height: 1.75;
  color: var(--muted);
}

.page-privacy .privacy-fold .fold__body p {
  margin: 0 0 10px;
}

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

/* 权利清单 */
.page-privacy .privacy-rights {
  list-style: none;
  margin: 22px 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}

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

.page-privacy .privacy-rights__title {
  margin: 0;
  font-size: var(--fs-17);
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
}

.page-privacy .privacy-rights__title::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--cyan);
  vertical-align: middle;
}

.page-privacy .privacy-rights__item p {
  margin: 6px 0 0 16px;
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--muted);
}

/* 联系方式 */
.page-privacy .privacy-contact {
  list-style: none;
  margin: 22px 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-contact__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-contact__key {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-privacy .privacy-contact__val {
  font-size: var(--fs-15);
  line-height: 1.7;
  color: var(--text);
  overflow-wrap: anywhere;
}

/* 右侧章节目录 */
.page-privacy .privacy-rail {
  min-width: 0;
}

.page-privacy .privacy-rail__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-privacy .privacy-rail__nav {
  display: grid;
  gap: 2px;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.page-privacy .privacy-rail__link {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 9px 8px 9px 12px;
  border-left: 2px solid var(--line);
  font-size: var(--fs-15);
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color 180ms ease-out, border-color 180ms ease-out, background-color 180ms ease-out;
}

.page-privacy .privacy-rail__link:hover,
.page-privacy .privacy-rail__link:focus-visible {
  color: var(--text);
  background: var(--glass);
}

.page-privacy .privacy-rail__link[aria-current="true"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: var(--glass);
}

.page-privacy .privacy-rail__num {
  font-family: var(--font-mono);
  font-size: var(--fs-13);
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
  color: inherit;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-scenes__item {
    grid-template-columns: 148px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-privacy .privacy-keep__row,
  .page-privacy .privacy-contact__row {
    grid-template-columns: minmax(0, 4fr) minmax(0, 6fr);
    gap: 28px;
    align-items: baseline;
  }

  .page-privacy .privacy-uses {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 40px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-intro {
    padding: 56px 0 72px;
  }

  .page-privacy .privacy-intro__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: center;
  }

  .page-privacy .privacy-body {
    margin-top: 88px;
  }
}

@media (min-width: 1020px) {
  .page-privacy .privacy-body__grid {
    grid-template-columns: minmax(0, 1fr) var(--pv-rail-w);
    gap: 64px;
    align-items: start;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__link,
  .page-privacy .privacy-index__arrow,
  .page-privacy .privacy-rail__link,
  .page-privacy .privacy-inline-link,
  .page-privacy .breadcrumb a {
    transition: none;
  }

  .page-privacy .privacy-index__link:hover .privacy-index__arrow,
  .page-privacy .privacy-index__link:focus-visible .privacy-index__arrow {
    transform: none;
  }
}