.page-privacy {
  --pv-rule: rgba(126, 134, 152, 0.22);
  --pv-rule-soft: rgba(126, 134, 152, 0.13);
  --pv-text: rgba(243, 239, 230, 0.82);
  --pv-text-dim: rgba(243, 239, 230, 0.6);
  background: var(--hu-ink);
  color: var(--hu-snow);
  padding-bottom: 88px;
}

.page-privacy .breadcrumb {
  padding-top: 24px;
  padding-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: 20px 0 52px;
  border-bottom: 1px solid var(--pv-rule);
  background:
    radial-gradient(880px 320px at 82% -18%, rgba(53, 224, 208, 0.12), transparent 66%),
    linear-gradient(180deg, rgba(23, 28, 34, 0.92), rgba(11, 14, 18, 0));
}

.page-privacy .pv-hero::before {
  content: "";
  display: block;
  width: 132px;
  height: 3px;
  margin-bottom: 30px;
  background: linear-gradient(
    90deg,
    var(--hu-blue) 0 20%,
    var(--hu-snow) 20% 40%,
    var(--hu-red) 40% 60%,
    var(--hu-moss) 60% 80%,
    var(--hu-gold) 80% 100%
  );
}

.page-privacy .pv-hero__grid {
  display: grid;
  gap: 30px;
}

.page-privacy .pv-hero__title {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(40px, 9vw, 78px);
  line-height: 1.06;
  letter-spacing: 0.01em;
  color: var(--hu-snow);
}

.page-privacy .pv-hero__lede {
  margin: 0 0 22px;
  max-width: 46ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--pv-text);
}

.page-privacy .pv-hero__stamp {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--pv-rule-soft);
  font-family: var(--font-mono);
  font-size: 12px;
}

.page-privacy .pv-hero__stamp-key {
  letter-spacing: 0.2em;
  color: var(--hu-grey);
}

.page-privacy .pv-hero__stamp-val {
  color: var(--hu-cyan);
}

.page-privacy .pv-hero__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--hu-rock);
  border-left: 3px solid var(--hu-cyan);
  clip-path: polygon(0 18px, 24px 0, 100% 0, 100% 100%, 0 100%);
}

.page-privacy .pv-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.88) contrast(1.04);
}

/* ---------- 主体：目录 + 正文 ---------- */
.page-privacy .pv-body {
  display: grid;
  gap: 34px;
  padding-top: 46px;
}

.page-privacy .pv-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--hu-grey);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
}

.page-privacy .pv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 10px 10px 10px 12px;
  border-left: 2px solid var(--pv-rule-soft);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  color: var(--pv-text-dim);
  text-decoration: none;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease), background-color 0.24s var(--ease);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--hu-snow);
  border-left-color: var(--hu-cyan);
  background: rgba(53, 224, 208, 0.06);
  outline: none;
}

.page-privacy .pv-toc__list a:focus-visible {
  box-shadow: inset 0 0 0 1px var(--hu-cyan);
}

.page-privacy .pv-toc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--hu-grey);
}

/* ---------- 章节 ---------- */
.page-privacy .pv-doc {
  display: grid;
  gap: 0;
}

.page-privacy .pv-sec {
  padding: 30px 0 34px;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .pv-sec:first-child {
  border-top: none;
  padding-top: 0;
}

.page-privacy .pv-sec--slab {
  margin: 6px 0;
  padding: 32px clamp(18px, 3.4vw, 36px) 36px;
  border-top: 1px solid var(--pv-rule-soft);
  border-bottom: 1px solid var(--pv-rule-soft);
  background: linear-gradient(116deg, rgba(23, 28, 34, 0.98) 0%, rgba(23, 28, 34, 0.62) 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 22px) 100%, 0 100%);
}

.page-privacy .pv-sec__num {
  display: block;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--hu-cyan);
}

.page-privacy .pv-sec__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.6vw, 30px);
  line-height: 1.34;
  color: var(--hu-snow);
}

.page-privacy .pv-sec p {
  margin: 0 0 15px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--pv-text);
}

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

.page-privacy .pv-sec strong {
  color: var(--hu-snow);
  font-weight: 600;
}

.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-list--tight {
  gap: 6px;
}

.page-privacy .pv-list > li {
  position: relative;
  padding-left: 22px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--pv-text);
}

.page-privacy .pv-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 9px;
  height: 2px;
  background: var(--hu-cyan);
}

.page-privacy .pv-mail {
  color: var(--hu-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, 0.4);
  transition: border-color 0.24s var(--ease), color 0.24s var(--ease);
}

.page-privacy .pv-mail:hover,
.page-privacy .pv-mail:focus-visible {
  color: var(--hu-snow);
  border-bottom-color: var(--hu-snow);
  outline: none;
}

/* ---------- 使用方式四格 ---------- */
.page-privacy .pv-uses {
  display: grid;
  gap: 1px;
  margin: 4px 0 18px;
  background: var(--pv-rule-soft);
}

.page-privacy .pv-use {
  padding: 20px 20px 22px;
  background: var(--hu-ink);
}

.page-privacy .pv-use__title {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16px;
  line-height: 1.5;
  color: var(--hu-gold);
}

.page-privacy .pv-use p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--pv-text);
}

/* ---------- 折叠面板 ---------- */
.page-privacy .disclosure {
  margin-top: 22px;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .disclosure__trigger {
  display: block;
  width: 100%;
  padding: 16px 0;
  border: 0;
  background: none;
  text-align: left;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--hu-snow);
  cursor: pointer;
  transition: color 0.22s var(--ease);
}

.page-privacy .disclosure__trigger::after {
  content: "+";
  float: right;
  font-family: var(--font-mono);
  font-weight: 400;
  color: var(--hu-cyan);
}

.page-privacy .disclosure[data-open] .disclosure__trigger::after {
  content: "−";
}

.page-privacy .disclosure__trigger:hover,
.page-privacy .disclosure__trigger:focus-visible {
  color: var(--hu-cyan);
  outline: none;
}

.page-privacy .disclosure__trigger:focus-visible {
  box-shadow: inset 0 0 0 1px var(--hu-cyan);
}

.page-privacy .disclosure__body {
  padding: 4px 0 18px;
}

.page-privacy .pv-hint {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--hu-grey);
}

/* ---------- 顺路导航 ---------- */
.page-privacy .pv-next {
  padding-top: 40px;
  border-top: 1px solid var(--pv-rule);
}

.page-privacy .pv-next__title {
  margin-bottom: 20px;
  font-size: clamp(20px, 3.2vw, 26px);
}

.page-privacy .pv-next__grid {
  display: grid;
  gap: 1px;
  background: var(--pv-rule-soft);
}

.page-privacy .pv-next__card {
  display: block;
  padding: 20px 20px 22px;
  background: var(--hu-ink);
  text-decoration: none;
  transition: background-color 0.24s var(--ease);
}

.page-privacy .pv-next__card:hover,
.page-privacy .pv-next__card:focus-visible {
  background: var(--hu-rock);
  outline: none;
}

.page-privacy .pv-next__card:focus-visible {
  box-shadow: inset 0 0 0 1px var(--hu-cyan);
}

.page-privacy .pv-next__key {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--hu-snow);
}

.page-privacy .pv-next__card:hover .pv-next__key {
  color: var(--hu-cyan);
}

.page-privacy .pv-next__desc {
  display: block;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--pv-text-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-privacy .pv-uses {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .pv-next__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-hero {
    padding: 32px 0 64px;
  }

  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 52px;
    align-items: end;
  }

  .page-privacy .pv-hero__media {
    align-self: stretch;
  }

  .page-privacy .pv-hero__media img {
    height: 100%;
    min-height: 300px;
  }

  .page-privacy .pv-sec {
    padding: 38px 0 42px;
  }
}

@media (min-width: 1040px) {
  .page-privacy .pv-body {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: 64px;
    padding-top: 56px;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-privacy .pv-toc__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .pv-doc {
    max-width: 74ch;
  }
}

@media (max-width: 380px) {
  .page-privacy .pv-toc__list {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__list a,
  .page-privacy .pv-next__card,
  .page-privacy .disclosure__trigger,
  .page-privacy .pv-mail {
    transition: none;
  }
}