.page-privacy {
  --p-gap: clamp(1.25rem, 4vw, 2.5rem);
  background: var(--deep);
  color: var(--starlight);
}

/* ---------- 页首 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.25rem, 3.5vw, 2.25rem) 0 0;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(139, 92, 246, 0.26), transparent 62%),
    radial-gradient(90% 80% at 92% 8%, rgba(53, 224, 208, 0.14), transparent 60%),
    var(--deep);
  border-bottom: 1px solid var(--orbit);
}

.page-privacy .privacy-hero__orbits {
  position: absolute;
  right: -14%;
  top: -34%;
  width: min(62vw, 560px);
  aspect-ratio: 1;
  pointer-events: none;
}

.page-privacy .privacy-hero__orbits::before,
.page-privacy .privacy-hero__orbits::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--orbit);
  border-radius: 50%;
}

.page-privacy .privacy-hero__orbits::after {
  inset: 19%;
  border-color: rgba(139, 92, 246, 0.5);
}

.page-privacy .privacy-hero__crumb {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  margin-top: clamp(1.5rem, 5vw, 3rem);
}

.page-privacy .privacy-hero__eyebrow {
  margin: 0 0 0.9rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--pulse);
}

.page-privacy .privacy-hero__title {
  margin: 0;
  font-size: clamp(2.1rem, 7vw, 3.6rem);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--starlight);
}

.page-privacy .privacy-hero__lead {
  max-width: 62ch;
  margin: 1.1rem 0 0;
  font-size: var(--fs-sm);
  line-height: 1.9;
  color: var(--obs);
}

.page-privacy .privacy-hero__figure {
  position: relative;
  z-index: 1;
  margin: clamp(1.75rem, 5vw, 3rem) 0 0;
  border-top: 1px solid var(--orbit);
}

.page-privacy .privacy-hero__figure img {
  display: block;
  width: 100%;
  height: clamp(180px, 26vw, 320px);
  object-fit: cover;
}

.page-privacy .privacy-hero__caption {
  display: block;
  padding: 0.6rem 0 0;
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: var(--obs);
}

/* ---------- 暖纸阅读区 ---------- */
.page-privacy .privacy-sheet {
  background: var(--paper);
  color: var(--ink);
  padding: clamp(2.25rem, 6vw, 4.5rem) 0 clamp(2.75rem, 7vw, 5rem);
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-privacy .privacy-index__title {
  margin: 0 0 0.75rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--violet);
}

.page-privacy .privacy-index__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0 0.6rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .privacy-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--paper-line);
  color: var(--ink-soft);
  text-decoration: none;
  font-size: var(--fs-xs);
  white-space: nowrap;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-privacy .privacy-index__link .mono {
  color: var(--violet);
}

.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  color: var(--ink);
  border-color: var(--violet);
  background: rgba(139, 92, 246, 0.08);
}

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

/* ---------- 章节 ---------- */
.page-privacy .privacy-sec {
  scroll-margin-top: 5.5rem;
}

.page-privacy .privacy-sec + .privacy-sec {
  margin-top: clamp(2.25rem, 5vw, 3.5rem);
  padding-top: clamp(1.75rem, 4vw, 2.75rem);
  border-top: 1px solid var(--paper-line);
}

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.page-privacy .privacy-sec__num {
  flex: none;
  font-size: var(--fs-sm);
  letter-spacing: 0.08em;
  color: var(--violet);
}

.page-privacy .privacy-sec__title {
  margin: 0;
  font-size: clamp(1.25rem, 3.4vw, 1.5625rem);
  line-height: 1.32;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-privacy .privacy-sec p {
  max-width: 68ch;
  margin: 0 0 1rem;
  font-size: var(--fs-sm);
  line-height: 1.9;
  color: var(--ink);
}

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

.page-privacy .privacy-sec a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--violet);
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-privacy .privacy-sec a:hover,
.page-privacy .privacy-sec a:focus-visible {
  color: var(--violet);
  border-bottom-color: var(--pulse);
}

.page-privacy .privacy-sub {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  margin: 1.6rem 0 0.6rem;
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.page-privacy .privacy-sub::before {
  content: "";
  flex: none;
  width: 9px;
  height: 9px;
  background: var(--violet);
  transform: translateY(-1px);
}

.page-privacy .privacy-list {
  max-width: 70ch;
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.55rem;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--ink);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 0.8rem;
  height: 1px;
  background: var(--orbit);
}

/* ---------- 用途四格 ---------- */
.page-privacy .privacy-uses {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.35rem;
  margin: 1.4rem 0 1.4rem;
}

.page-privacy .privacy-uses__item {
  border-top: 1px solid var(--violet);
  padding-top: 0.85rem;
}

.page-privacy .privacy-uses__num {
  display: block;
  margin-bottom: 0.45rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  color: var(--violet);
}

.page-privacy .privacy-uses__item h3 {
  margin: 0 0 0.45rem;
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-privacy .privacy-uses__item p {
  margin: 0;
  font-size: var(--fs-xs);
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 最小必要条款 ---------- */
.page-privacy .privacy-callout {
  max-width: 70ch;
  margin: 1.6rem 0 0;
  padding: 1.15rem 1.35rem;
  border: 1px solid var(--violet);
}

.page-privacy .privacy-callout__label {
  margin: 0 0 0.5rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  color: var(--violet);
}

.page-privacy .privacy-callout p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.9;
  color: var(--ink);
}

/* ---------- 权利格 ---------- */
.page-privacy .privacy-rights {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--paper-line);
  border: 1px solid var(--paper-line);
  margin: 1.35rem 0 1.5rem;
}

.page-privacy .privacy-rights__item {
  background: var(--paper);
  padding: 1rem 1.15rem;
}

.page-privacy .privacy-rights__item h3 {
  margin: 0 0 0.4rem;
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--ink);
}

.page-privacy .privacy-rights__item p {
  margin: 0;
  font-size: var(--fs-xs);
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ---------- 联系渠道块 ---------- */
.page-privacy .privacy-contact {
  max-width: 70ch;
  margin: 0 0 1.25rem;
  padding: 1.25rem 1.35rem;
  background: var(--nebula);
  border: 1px solid var(--orbit);
  color: var(--starlight);
}

.page-privacy .privacy-contact__label {
  margin: 0 0 0.75rem;
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  color: var(--pulse);
}

.page-privacy .privacy-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0;
  border-top: 1px solid var(--orbit);
}

.page-privacy .privacy-contact__value {
  font-size: var(--fs-sm);
  color: var(--starlight);
  word-break: break-all;
}

.page-privacy .privacy-contact__copy {
  border: 1px solid var(--pulse);
  background: transparent;
  color: var(--pulse);
  font: inherit;
  font-size: var(--fs-xs);
  padding: 0.4rem 0.8rem;
  cursor: pointer;
  transition: background-color 180ms var(--ease), color 180ms var(--ease);
}

.page-privacy .privacy-contact__copy:hover,
.page-privacy .privacy-contact__copy:focus-visible {
  background: var(--pulse);
  color: var(--ink);
}

.page-privacy .privacy-contact__note {
  margin: 0.9rem 0 0;
  font-size: var(--fs-xs);
  line-height: 1.85;
  color: var(--obs);
}

.page-privacy .privacy-contact__note a {
  color: var(--pulse);
  text-decoration: none;
  border-bottom: 1px solid var(--orbit);
}

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

/* ---------- 修订列表 ---------- */
.page-privacy .privacy-revisions {
  max-width: 70ch;
  margin: 1.35rem 0 1.5rem;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--paper-line);
}

.page-privacy .privacy-revisions li {
  display: grid;
  gap: 0.35rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--paper-line);
}

.page-privacy .privacy-revisions .mono {
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  color: var(--violet);
}

.page-privacy .privacy-revisions p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 6.5rem;
    align-self: start;
  }

  .page-privacy .privacy-index__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-privacy .privacy-index__list li + li {
    margin-top: 0.2rem;
  }

  .page-privacy .privacy-index__link {
    position: relative;
    display: flex;
    padding: 0.5rem 0;
    border: 0;
    border-bottom: 1px solid transparent;
    font-size: var(--fs-sm);
    white-space: normal;
    background: transparent;
  }

  .page-privacy .privacy-index__link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: var(--violet);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 200ms var(--ease);
  }

  .page-privacy .privacy-index__link:hover,
  .page-privacy .privacy-index__link:focus-visible {
    background: transparent;
    border-bottom-color: transparent;
  }

  .page-privacy .privacy-index__link:hover::after,
  .page-privacy .privacy-index__link:focus-visible::after {
    transform: scaleX(1);
  }

  .page-privacy .privacy-body {
    max-width: 760px;
  }
}

@media (min-width: 720px) {
  .page-privacy .privacy-uses {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.6rem 2rem;
  }

  .page-privacy .privacy-rights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-privacy .privacy-revisions li {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 1.25rem;
    align-items: baseline;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__link,
  .page-privacy .privacy-index__link::after,
  .page-privacy .privacy-contact__copy,
  .page-privacy .privacy-sec a {
    transition: none;
  }
}