.page-privacy {
  --pm-narrow: 720px;
  --pm-grid: 980px;
  --pm-index: 168px;
  display: block;
  padding-bottom: clamp(48px, 8vw, 96px);
  color: var(--text-body);
  overflow-x: hidden;
}

/* ---------- 顶部纹理带 ---------- */
.page-privacy .privacy-banner {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(120deg, var(--grape-deep), var(--night) 62%, rgba(47, 208, 138, .12));
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: clamp(150px, 24vw, 320px);
  object-fit: cover;
  opacity: .42;
}

.page-privacy .privacy-banner::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 58%;
  background: linear-gradient(180deg, transparent, var(--night));
  pointer-events: none;
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumb {
  max-width: var(--pm-grid);
  margin: 0 auto;
  padding-top: clamp(20px, 3vw, 36px);
}

.page-privacy .breadcrumb .mono {
  color: var(--ash);
  margin-left: 8px;
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-head {
  max-width: var(--pm-grid);
  margin: 0 auto clamp(30px, 4.5vw, 56px);
  padding-top: clamp(16px, 2.5vw, 28px);
}

.page-privacy .privacy-eyebrow {
  margin: 0;
  font-size: var(--step-1);
  letter-spacing: .18em;
  color: var(--mist);
}

.page-privacy .privacy-head h1 {
  margin: 12px 0 0;
  font-family: var(--font-title);
  font-size: clamp(30px, 6vw, 54px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.012em;
  color: var(--paper);
}

.page-privacy .privacy-lead {
  max-width: var(--pm-narrow);
  margin: 18px 0 0;
  font-size: clamp(16px, 1.9vw, 18px);
  line-height: 1.9;
  color: var(--text-body);
}

.page-privacy .privacy-meta {
  margin: 18px 0 0;
  font-size: var(--step-2);
  letter-spacing: .04em;
  color: var(--ash);
}

.page-privacy .privacy-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
}

.page-privacy .privacy-actions__text {
  font-size: var(--step-2);
  color: var(--text-dim);
}

/* ---------- 栅格 ---------- */
.page-privacy .privacy-grid {
  max-width: var(--pm-grid);
  margin-inline: auto;
}

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

/* ---------- 条款索引 ---------- */
.page-privacy .privacy-index {
  margin: 0 0 clamp(24px, 4vw, 40px);
  padding-bottom: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

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

.page-privacy .privacy-index ol {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 2px 4px;
  list-style: none;
}

.page-privacy .privacy-index li {
  flex: 0 0 auto;
}

.page-privacy .privacy-index a {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  font-size: var(--step-1);
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  color: var(--text-dim);
  transition: color .25s ease, border-color .25s ease, background-color .25s ease;
}

.page-privacy .privacy-index a:hover {
  color: var(--mist);
  border-color: var(--line);
}

.page-privacy .privacy-index a[aria-current="true"] {
  color: var(--green-soft);
  border-color: rgba(47, 208, 138, .5);
  background: rgba(47, 208, 138, .1);
}

.page-privacy .privacy-index .mono {
  opacity: .72;
  margin-right: 6px;
  font-size: 12px;
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-section {
  padding: clamp(28px, 4vw, 46px) 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 100px;
}

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

.page-privacy .privacy-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .privacy-section__num {
  flex: 0 0 auto;
  font-size: var(--step-1);
  letter-spacing: .1em;
  color: var(--grape);
  filter: brightness(1.55);
}

.page-privacy .privacy-section h2 {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 27px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-privacy .privacy-section > p {
  max-width: 38em;
  margin: 0 0 16px;
  font-size: var(--step-3);
  line-height: 1.9;
  color: var(--text-body);
}

.page-privacy .privacy-section a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(183, 155, 242, .4);
  transition: color .25s ease, border-color .25s ease;
}

.page-privacy .privacy-section a:hover {
  color: var(--green-soft);
  border-bottom-color: var(--green);
}

/* ---------- 名词解释清单 ---------- */
.page-privacy .p-facts {
  display: grid;
  gap: 22px;
  margin: 0;
}

.page-privacy .p-facts dt {
  font-size: var(--step-3);
  font-weight: 700;
  line-height: 1.6;
  color: var(--paper);
}

.page-privacy .p-facts dt .tag {
  margin-left: 10px;
  vertical-align: 2px;
}

.page-privacy .p-facts dd {
  max-width: 38em;
  margin: 8px 0 0;
  font-size: var(--step-3);
  line-height: 1.85;
  color: var(--text-body);
}

/* ---------- 圆点列表 ---------- */
.page-privacy .p-list {
  display: grid;
  gap: 12px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-privacy .p-list > li {
  position: relative;
  max-width: 38em;
  padding-left: 24px;
  font-size: var(--step-3);
  line-height: 1.85;
  color: var(--text-body);
}

.page-privacy .p-list > li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .8em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--grape);
  box-shadow: 0 0 0 3px rgba(108, 43, 217, .22);
}

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

/* ---------- 可展开面板 ---------- */
.page-privacy .p-fold {
  border-top: 1px solid var(--line-soft);
}

.page-privacy .p-fold:last-of-type {
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 18px;
}

.page-privacy .p-fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-size: var(--step-3);
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper);
  transition: color .25s ease;
}

.page-privacy .p-fold > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .p-fold > summary:hover {
  color: var(--green-soft);
}

.page-privacy .p-fold > summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--mist);
}

.page-privacy .p-fold[open] > summary::after {
  content: "−";
  color: var(--green);
}

.page-privacy .p-fold__body {
  max-width: 38em;
  padding: 0 0 18px;
  font-size: var(--step-3);
  line-height: 1.9;
  color: var(--text-body);
}

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

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-grid {
    display: grid;
    grid-template-columns: var(--pm-index) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 96px;
    margin: 0;
    padding: 4px 0;
    overflow: visible;
  }

  .page-privacy .privacy-index ol {
    flex-direction: column;
    gap: 2px;
    padding: 0;
  }

  .page-privacy .privacy-index a {
    display: block;
    padding: 8px 0 8px 14px;
    border: 0;
    border-left: 1px solid var(--line-soft);
    border-radius: 0;
    background: none;
    white-space: normal;
    font-size: var(--step-2);
    line-height: 1.55;
    transition: color .25s ease, border-color .25s ease, transform .25s ease;
  }

  .page-privacy .privacy-index a:hover {
    color: var(--mist);
    border-left-color: var(--line);
    background: none;
  }

  .page-privacy .privacy-index a[aria-current="true"] {
    color: var(--green);
    border-left-color: var(--green);
    background: none;
    transform: translateX(5px);
  }

  .page-privacy .privacy-index .mono {
    font-size: 12px;
    margin-right: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index a,
  .page-privacy .p-fold > summary {
    transition: none;
  }
}