.page-privacy {
  --pv-rail-w: 212px;
  background:
    radial-gradient(1200px 620px at 78% -10%, rgba(53, 224, 208, .10), transparent 62%),
    radial-gradient(900px 520px at 6% 10%, rgba(255, 107, 44, .07), transparent 66%),
    var(--gx-void);
  color: var(--gx-silver);
  font-family: var(--gx-font);
  padding-bottom: clamp(56px, 9vw, 128px);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: calc(var(--gx-header-h) + 56px) var(--gx-gutter) 44px;
}
.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(53, 224, 208, .55), rgba(255, 107, 44, .28), transparent);
}
.page-privacy .pv-hero__inner {
  max-width: var(--gx-shell);
  margin: 0 auto;
}

.page-privacy .pv-crumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gx-slate);
  margin-bottom: clamp(28px, 5vw, 46px);
}
.page-privacy .pv-crumb__link {
  color: var(--gx-slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .25s ease, border-color .25s ease;
}
.page-privacy .pv-crumb__link:hover {
  color: var(--gx-cyan);
  border-bottom-color: rgba(53, 224, 208, .6);
}
.page-privacy .pv-crumb__sep { color: rgba(122, 134, 153, .6); }
.page-privacy .pv-crumb__now { color: var(--gx-silver); }

.page-privacy .pv-hero__eyebrow {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: .34em;
  color: var(--gx-cyan);
}

.page-privacy .pv-hero__title {
  margin: 0 0 22px;
  max-width: 18ch;
  font-size: clamp(32px, 5.4vw, 60px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: .07em;
  color: var(--gx-paper);
}

.page-privacy .pv-hero__lede {
  max-width: 60ch;
  margin: 0 0 30px;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.88;
  letter-spacing: .01em;
  color: var(--gx-silver);
}

.page-privacy .pv-hero__marks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
}
.page-privacy .pv-hero__marks li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--gx-slate);
}
.page-privacy .pv-hero__marks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  border-radius: 50%;
  background: var(--gx-cyan);
  box-shadow: 0 0 10px rgba(53, 224, 208, .8);
}

/* ---------- 顶部横图 ---------- */
.page-privacy .pv-band {
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--gx-line);
  background:
    linear-gradient(90deg, rgba(6, 11, 24, .9), rgba(6, 11, 24, .2) 40%, rgba(6, 11, 24, .9)),
    var(--gx-nebula);
}
.page-privacy .pv-band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1600 / 600;
  object-fit: cover;
  opacity: .86;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .pv-body {
  max-width: 1060px;
  margin: 0 auto;
  padding: clamp(40px, 6vw, 76px) var(--gx-gutter) 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 5vw, 52px);
  align-items: start;
}

/* ---------- 侧边目录 ---------- */
.page-privacy .pv-rail {
  border-top: 1px solid var(--gx-line);
  padding-top: 16px;
}
.page-privacy .pv-rail__annot {
  display: none;
  margin: 0 0 16px;
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--gx-red);
}
.page-privacy .pv-rail__nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}
.page-privacy .pv-rail__link {
  flex: none;
  padding: 7px 14px;
  font-size: 13px;
  letter-spacing: .06em;
  line-height: 1.6;
  white-space: nowrap;
  color: var(--gx-slate);
  text-decoration: none;
  border: 1px solid var(--gx-line);
  border-radius: 999px;
  transition: color .25s ease, border-color .25s ease, background-color .25s ease;
}
.page-privacy .pv-rail__link:hover {
  color: var(--gx-cyan);
  border-color: rgba(53, 224, 208, .5);
}
.page-privacy .pv-rail__link[aria-current="true"] {
  color: var(--gx-void);
  background: var(--gx-cyan);
  border-color: var(--gx-cyan);
}

/* ---------- 文档区 ---------- */
.page-privacy .pv-doc { min-width: 0; }

.page-privacy .pv-doc__intro {
  margin: 0 0 8px;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--gx-slate);
}

.page-privacy .pv-fold {
  margin: 0;
  border-bottom: 1px solid var(--gx-line);
}

.page-privacy .pv-fold__summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 28px 0 20px;
  cursor: pointer;
  list-style: none;
  outline-offset: 6px;
}
.page-privacy .pv-fold__summary::-webkit-details-marker { display: none; }
.page-privacy .pv-fold__summary::before {
  content: "";
  flex: none;
  width: 3px;
  height: 20px;
  background: var(--gx-red);
}
.page-privacy .pv-fold__summary::after {
  content: "展开";
  margin-left: auto;
  flex: none;
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--gx-slate);
  transition: color .25s ease;
}
.page-privacy .pv-fold[open] .pv-fold__summary::after {
  content: "收起";
  color: var(--gx-cyan);
}
.page-privacy .pv-fold__summary:hover::after { color: var(--gx-cyan); }

.page-privacy .pv-fold__title {
  margin: 0;
  font-size: clamp(20px, 2.5vw, 27px);
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--gx-paper);
}

.page-privacy .pv-fold__body {
  padding: 0 0 34px 17px;
  max-width: 68ch;
}
.page-privacy .pv-fold__body > p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--gx-silver);
}
.page-privacy .pv-fold__body > p:last-child { margin-bottom: 0; }

/* ---------- 条目列表 ---------- */
.page-privacy .pv-list {
  list-style: none;
  margin: 6px 0 18px;
  padding: 0;
}
.page-privacy .pv-list > li {
  padding: 15px 0;
  border-top: 1px dashed var(--gx-line);
}
.page-privacy .pv-list > li:first-child {
  border-top: 0;
  padding-top: 2px;
}
.page-privacy .pv-item__name {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .05em;
  color: var(--gx-cyan);
}
.page-privacy .pv-item__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--gx-silver);
}

/* ---------- 保留期限表 ---------- */
.page-privacy .pv-paper {
  margin: 20px 0 24px;
  padding: clamp(18px, 3vw, 28px);
  background: var(--gx-paper);
  color: var(--gx-ink);
  border-radius: var(--gx-radius);
  box-shadow: 0 20px 44px rgba(0, 0, 0, .38);
}
.page-privacy .pv-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.7;
}
.page-privacy .pv-table caption {
  text-align: left;
  margin-bottom: 16px;
  font-size: 11px;
  letter-spacing: .26em;
  color: var(--gx-red);
}
.page-privacy .pv-table th,
.page-privacy .pv-table td {
  text-align: left;
  padding: 12px 12px 12px 0;
  border-bottom: 1px solid rgba(23, 18, 14, .16);
  vertical-align: top;
}
.page-privacy .pv-table th {
  padding-top: 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .12em;
  color: rgba(23, 18, 14, .62);
}
.page-privacy .pv-table td:first-child {
  font-weight: 700;
  color: var(--gx-ink);
}
.page-privacy .pv-table tbody tr:last-child td { border-bottom: 0; }

/* ---------- 操作步骤 ---------- */
.page-privacy .pv-steps {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}
.page-privacy .pv-steps__item {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--gx-line);
}
.page-privacy .pv-steps__item:first-child { border-top: 0; }
.page-privacy .pv-steps__idx {
  flex: none;
  padding-top: 3px;
  font-family: var(--gx-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--gx-flame);
}
.page-privacy .pv-steps__title {
  margin: 0 0 5px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--gx-paper);
}
.page-privacy .pv-steps__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--gx-silver);
}

/* ---------- 联系信息带 ---------- */
.page-privacy .pv-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 22px 0 24px;
  background: var(--gx-line);
  border: 1px solid var(--gx-line);
  border-radius: var(--gx-radius);
  overflow: hidden;
}
.page-privacy .pv-contact__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  background: rgba(14, 26, 51, .72);
}
.page-privacy .pv-contact__label {
  font-size: 11px;
  letter-spacing: .26em;
  color: var(--gx-slate);
}
.page-privacy .pv-contact__value {
  font-family: var(--gx-mono);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--gx-cyan);
  word-break: break-all;
}

/* ---------- 行内链接与注释 ---------- */
.page-privacy .pv-link {
  color: var(--gx-cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(53, 224, 208, .6);
  transition: color .25s ease, border-color .25s ease;
}
.page-privacy .pv-link:hover {
  color: var(--gx-flame);
  border-bottom-color: rgba(255, 107, 44, .7);
}
.page-privacy .pv-note {
  margin: 20px 0 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gx-slate);
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-privacy .pv-hero {
    padding-top: calc(var(--gx-header-h) + 76px);
    padding-bottom: 56px;
  }
  .page-privacy .pv-body {
    grid-template-columns: var(--pv-rail-w) minmax(0, 1fr);
    gap: clamp(44px, 6vw, 88px);
  }
  .page-privacy .pv-rail {
    position: sticky;
    top: calc(var(--gx-header-h) + 30px);
    border-top: 0;
    padding-top: 0;
  }
  .page-privacy .pv-rail__annot { display: block; }
  .page-privacy .pv-rail__nav {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-privacy .pv-rail__link {
    padding: 10px 0 10px 15px;
    white-space: normal;
    border: 0;
    border-left: 2px solid var(--gx-line);
    border-radius: 0;
    font-size: 13px;
  }
  .page-privacy .pv-rail__link:hover {
    color: var(--gx-cyan);
    border-left-color: rgba(53, 224, 208, .55);
  }
  .page-privacy .pv-rail__link[aria-current="true"] {
    color: var(--gx-cyan);
    background: transparent;
    border-left-color: var(--gx-flame);
  }
  .page-privacy .pv-fold__body { padding-left: 22px; }
}

@media (min-width: 1180px) {
  .page-privacy .pv-hero__marks { gap: 12px 36px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-rail__link,
  .page-privacy .pv-link,
  .page-privacy .pv-fold__summary::after {
    transition: none;
  }
}