/* ===== 隐私政策页 专属样式（作用域：.page-privacy） ===== */

.page-privacy {
  --priv-amber: var(--amber);
  --priv-hair: 1px solid var(--line);
  background: var(--ink-900);
  color: var(--paper);
}

.page-privacy .priv-hero {
  position: relative;
  padding: 28px 0 48px;
  border-bottom: var(--priv-hair);
  overflow: hidden;
  background:
    radial-gradient(120% 130% at 6% 0%, rgba(139, 92, 246, 0.13), transparent 58%),
    radial-gradient(100% 120% at 94% 4%, rgba(63, 216, 200, 0.08), transparent 60%),
    var(--ink-900);
}

.page-privacy .priv-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(35, 43, 61, 0.6) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(35, 43, 61, 0.6) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: 0.45;
}

.page-privacy .priv-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
}

.page-privacy .priv-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(34px, 8vw, 60px);
  line-height: 1.04;
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-privacy .priv-hero__lede {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-privacy .priv-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border: var(--priv-hair);
  border-radius: var(--radius);
  background: var(--line);
  overflow: hidden;
}

.page-privacy .priv-hero__fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  background: var(--ink-800);
}

.page-privacy .priv-hero__fact-num {
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--priv-amber);
}

.page-privacy .priv-hero__fact-label {
  font-size: 12px;
  line-height: 1.5;
  color: var(--mist);
}

.page-privacy .priv-hero__media {
  margin: 0;
}

.page-privacy .priv-hero__media .media-frame__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-privacy .priv-body {
  padding: 48px 0 56px;
}

.page-privacy .priv-layout {
  display: grid;
  gap: 40px;
}

.page-privacy .priv-toc__title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-privacy .priv-toc__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-left: 1px solid var(--line);
}

.page-privacy .priv-toc__link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 0 9px 15px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.12s var(--ease), border-color 0.12s var(--ease);
}

.page-privacy .priv-toc__link:hover,
.page-privacy .priv-toc__link:focus-visible {
  color: var(--paper);
  border-left-color: var(--cyan);
}

.page-privacy .priv-toc__num {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--violet);
}

.page-privacy .priv-content {
  min-width: 0;
}

.page-privacy .priv-clause {
  scroll-margin-top: calc(var(--bar-h) + 32px);
}

.page-privacy .priv-clause + .priv-clause {
  margin-top: 52px;
}

.page-privacy .priv-clause__head {
  display: flex;
  gap: 14px;
  align-items: baseline;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: var(--priv-hair);
}

.page-privacy .priv-clause__index {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--violet);
}

.page-privacy .priv-clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.25;
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-privacy .priv-clause__body p {
  margin: 0 0 16px;
  max-width: 72ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

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

.page-privacy .priv-key {
  color: var(--paper);
  font-weight: 500;
}

.page-privacy .priv-num {
  color: var(--priv-amber);
  font-size: 15px;
  letter-spacing: 0.02em;
}

.page-privacy .priv-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  max-width: 72ch;
}

.page-privacy .priv-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .priv-list li:last-child {
  margin-bottom: 0;
}

.page-privacy .priv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 7px;
  height: 1px;
  background: var(--cyan);
}

.page-privacy .priv-note {
  margin: 20px 0 0;
  padding: 14px 16px;
  max-width: 72ch;
  border-left: 2px solid var(--clay);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--ink-800);
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-privacy .priv-details {
  margin-top: 22px;
  max-width: 72ch;
  border: var(--priv-hair);
  border-radius: var(--radius);
  background: var(--ink-800);
  box-shadow: var(--inset);
}

.page-privacy .priv-details > summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .priv-details > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-data);
  font-size: 15px;
  color: var(--cyan);
}

.page-privacy .priv-details[open] > summary::after {
  content: "–";
}

.page-privacy .priv-details__body {
  padding: 0 16px 16px;
  border-top: var(--priv-hair);
}

.page-privacy .priv-details__body p {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .priv-tail {
  padding: 48px 0 64px;
  border-top: var(--priv-hair);
  background: var(--ink-800);
}

.page-privacy .priv-tail__title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(18px, 2.2vw, 22px);
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-privacy .priv-tail__links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .priv-tail__link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 12px;
  row-gap: 6px;
  padding: 16px;
  border: var(--priv-hair);
  border-radius: var(--radius);
  background: var(--ink-900);
  text-decoration: none;
  transition: border-color 0.12s var(--ease), background 0.12s var(--ease);
}

.page-privacy .priv-tail__link:hover,
.page-privacy .priv-tail__link:focus-visible {
  border-color: var(--cyan);
  background: var(--ink-700);
}

.page-privacy .priv-tail__index {
  grid-row: 1 / span 2;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--violet);
}

.page-privacy .priv-tail__name {
  font-size: 15px;
  color: var(--paper);
}

.page-privacy .priv-tail__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

@media (min-width: 640px) {
  .page-privacy .priv-tail__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .priv-hero {
    padding: 40px 0 60px;
  }

  .page-privacy .priv-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 48px;
    align-items: center;
  }

  .page-privacy .priv-body {
    padding: 72px 0 80px;
  }

  .page-privacy .priv-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .page-privacy .priv-toc {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
  }

  .page-privacy .priv-tail {
    padding: 56px 0 72px;
  }

  .page-privacy .priv-tail__links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}