.page-privacy {
  --pp-measure: 68ch;
  --pp-index-w: 220px;
}

/* ============ 首屏 ============ */
.page-privacy .pp-hero {
  position: relative;
  padding-block: clamp(28px, 5vw, 56px) clamp(32px, 5vw, 64px);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(156, 124, 255, 0.14), transparent 62%),
    radial-gradient(80% 70% at 0% 100%, rgba(55, 230, 196, 0.08), transparent 68%);
  border-bottom: 1px solid var(--steel);
  overflow: hidden;
}

.page-privacy .breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: 0 0 clamp(24px, 4vw, 40px);
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-privacy .breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.page-privacy .breadcrumbs li + li::before {
  content: "/";
  color: var(--steel);
}

.page-privacy .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .breadcrumbs a:hover,
.page-privacy .breadcrumbs a:focus-visible {
  color: var(--mint);
  border-color: var(--mint);
  outline: none;
}

.page-privacy .pp-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-privacy .pp-hero__text h1 {
  font-size: clamp(52px, 11vw, 120px);
  font-weight: 200;
  letter-spacing: -0.03em;
  line-height: 0.92;
  margin: 8px 0 20px;
  color: var(--text);
}

.page-privacy .pp-hero__lede {
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: var(--mist);
  max-width: 44ch;
  margin: 0 0 24px;
}

.page-privacy .pp-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .pp-hero__media {
  width: 100%;
  max-width: 100%;
}

.page-privacy .pp-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============ 正文双栏 ============ */
.page-privacy .pp-body {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  padding-block: clamp(36px, 5vw, 72px) clamp(40px, 6vw, 80px);
}

.page-privacy .pp-index {
  border-top: 1px solid var(--steel);
  padding-top: 18px;
}

.page-privacy .pp-index__caption {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-privacy .pp-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--steel);
}

.page-privacy .pp-index__list li {
  margin: 0;
}

.page-privacy .pp-index__list a {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 0 8px 16px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-privacy .pp-index__list a:hover {
  color: var(--text);
  border-color: var(--violet);
  background: rgba(156, 124, 255, 0.06);
}

.page-privacy .pp-index__list a:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
}

.page-privacy .pp-content {
  max-width: 720px;
  min-width: 0;
}

/* ============ 章节 ============ */
.page-privacy .pp-section {
  padding-block: clamp(22px, 3.5vw, 36px) clamp(28px, 4.5vw, 48px);
  border-bottom: 1px solid var(--steel);
  scroll-margin-top: 88px;
}

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

.page-privacy .pp-section:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-privacy .pp-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .pp-section__num {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-privacy .pp-section h2 {
  flex: 1;
  min-width: 0;
  margin: 0;
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-privacy .pp-section__anchor {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
  color: var(--steel);
  text-decoration: none;
  padding: 4px 6px;
  border-radius: var(--radius);
  opacity: 0;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), opacity 0.2s var(--ease);
}

.page-privacy .pp-section:hover .pp-section__anchor,
.page-privacy .pp-section__anchor:focus-visible {
  opacity: 1;
}

.page-privacy .pp-section__anchor:hover,
.page-privacy .pp-section__anchor:focus-visible {
  color: var(--mint);
  background: rgba(55, 230, 196, 0.1);
  outline: none;
}

.page-privacy .pp-section p {
  margin: 0 0 14px;
  max-width: var(--pp-measure);
  font-size: 15px;
  line-height: 1.82;
  color: var(--text);
}

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

.page-privacy .pp-section ul {
  margin: 0 0 18px;
  padding: 0;
  max-width: var(--pp-measure);
  list-style: none;
}

.page-privacy .pp-section > ul > li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text);
}

.page-privacy .pp-section > ul > li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.78em;
  width: 7px;
  height: 1px;
  background: var(--violet);
}

.page-privacy .pp-section strong {
  color: var(--text);
  font-weight: 600;
}

.page-privacy .pp-section a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px dashed rgba(55, 230, 196, 0.45);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pp-section a:hover {
  color: var(--violet);
  border-color: var(--violet);
}

.page-privacy .pp-section a:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ============ 信息分类卡 ============ */
.page-privacy .pp-facts {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-facts__item {
  border: 1px solid var(--steel);
  border-left: 2px solid var(--violet);
  background: var(--panel);
  padding: 16px 18px;
  border-radius: var(--radius);
}

.page-privacy .pp-facts__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--violet);
}

.page-privacy .pp-facts__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text);
  max-width: none;
}

/* ============ 权利折叠条目 ============ */
.page-privacy .pp-rights {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
}

.page-privacy .pp-right {
  background: var(--panel);
  border: 1px solid var(--steel);
  border-left: 3px solid var(--mint);
  border-radius: var(--radius);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-privacy .pp-right[open] {
  background: var(--bay);
  border-color: var(--mint);
}

.page-privacy .pp-right > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  list-style: none;
  cursor: pointer;
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
  transition: color 0.2s var(--ease);
}

.page-privacy .pp-right > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pp-right > summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--mist);
  transition: color 0.2s var(--ease);
}

.page-privacy .pp-right[open] > summary::after {
  content: "−";
  color: var(--mint);
}

.page-privacy .pp-right > summary:hover::after {
  color: var(--violet);
}

.page-privacy .pp-right > summary:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
  border-radius: 2px;
}

.page-privacy .pp-right__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-privacy .pp-right__title {
  font-weight: 500;
  overflow-wrap: anywhere;
}

.page-privacy .pp-right__body {
  padding: 0 16px 16px;
}

.page-privacy .pp-right__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
  max-width: none;
}

/* ============ 联系方式块 ============ */
.page-privacy .pp-contact {
  margin: 20px 0;
  padding: 18px 20px;
  background: var(--panel);
  border: 1px solid var(--steel);
  border-left: 2px solid var(--mint);
  border-radius: var(--radius);
  max-width: var(--pp-measure);
}

.page-privacy .pp-contact p {
  margin: 0;
}

.page-privacy .pp-contact__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint);
  margin-bottom: 8px !important;
}

.page-privacy .pp-contact__mail {
  font-size: clamp(15px, 2.4vw, 20px);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--text);
  word-break: break-all;
  margin-bottom: 10px !important;
}

.page-privacy .pp-contact__note {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ============ 延伸阅读 ============ */
.page-privacy .pp-outro {
  border-top: 1px solid var(--steel);
  padding-block: clamp(32px, 5vw, 56px);
  background:
    radial-gradient(90% 100% at 0% 0%, rgba(156, 124, 255, 0.08), transparent 60%),
    var(--panel);
}

.page-privacy .pp-outro__text {
  margin: 0 0 24px;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .pp-outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-privacy .pp-outro__links .btn {
  flex: 0 1 auto;
}

/* ============ 返回顶部 ============ */
.page-privacy .pp-back-top {
  position: fixed;
  right: clamp(14px, 4vw, 28px);
  bottom: clamp(14px, 4vw, 28px);
  z-index: 5;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--steel);
  background: rgba(11, 18, 38, 0.84);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-privacy .pp-back-top:hover,
.page-privacy .pp-back-top:focus-visible {
  color: var(--mint);
  border-color: var(--mint);
  background: rgba(55, 230, 196, 0.1);
  transform: translateY(-2px);
  outline: none;
}

/* ============ 断点 ============ */
@media (min-width: 560px) {
  .page-privacy .pp-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .pp-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
  }

  .page-privacy .pp-hero__media {
    justify-self: end;
    max-width: 420px;
    margin-bottom: 4px;
  }

  .page-privacy .pp-section__anchor {
    opacity: 0.35;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pp-body {
    grid-template-columns: minmax(180px, var(--pp-index-w)) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 88px);
    align-items: start;
  }

  .page-privacy .pp-index {
    position: sticky;
    top: 28px;
    align-self: start;
    max-height: calc(100vh - 56px);
    overflow-y: auto;
    padding-bottom: 8px;
  }

  .page-privacy .pp-index__list a {
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-back-top,
  .page-privacy .pp-index__list a,
  .page-privacy .pp-section__anchor,
  .page-privacy .pp-right,
  .page-privacy .pp-right > summary::after {
    transition: none;
  }
}