.page-privacy {
  --priv-rail: 176px;
  --priv-measure: 46rem;
  --priv-line: 1px solid var(--stone-edge);
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .privacy-banner {
  position: relative;
  overflow: hidden;
  background: var(--ink-deep);
  border-bottom: 2px solid var(--stone-edge);
  padding: calc(var(--header-h) + 40px) 0 44px;
}

.page-privacy .privacy-banner__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.page-privacy .privacy-banner__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-privacy .privacy-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(79, 227, 210, 0.12), transparent 58%),
    radial-gradient(100% 80% at 92% 100%, rgba(226, 85, 140, 0.12), transparent 60%),
    linear-gradient(180deg, rgba(7, 20, 15, 0.62) 0%, rgba(7, 20, 15, 0.94) 82%);
}

.page-privacy .privacy-banner__inner {
  position: relative;
  z-index: 2;
}

.page-privacy .privacy-banner .crumbs {
  margin-bottom: 26px;
}

.page-privacy .privacy-banner__title {
  margin: 14px 0 18px;
  max-width: 18em;
}

.page-privacy .privacy-banner__lede {
  max-width: var(--priv-measure);
  color: var(--ivory-text);
  font-size: 17px;
}

.page-privacy .privacy-banner__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

/* ---------- 主体布局 ---------- */
.page-privacy .privacy-body {
  padding: 44px 0 76px;
  background: var(--ink-deep);
}

.page-privacy .privacy-layout {
  display: grid;
  gap: 30px;
  grid-template-columns: minmax(0, 1fr);
}

/* ---------- 左侧章节索引 ---------- */
.page-privacy .privacy-rail {
  align-self: start;
}

.page-privacy .privacy-rail__title {
  margin: 0 0 12px;
}

.page-privacy .privacy-rail__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 2px;
  border-top: var(--priv-line);
}

.page-privacy .privacy-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 2px;
  border-bottom: var(--priv-line);
  color: var(--lichen-muted);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}

.page-privacy .privacy-rail__link .mono {
  color: var(--dark-gold);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-privacy .privacy-rail__link:hover {
  color: var(--ivory-text);
  border-color: var(--dark-gold);
}

.page-privacy .privacy-rail__link:focus-visible,
.page-privacy .privacy-top:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 2px;
}

.page-privacy .privacy-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 2px solid var(--stone-edge);
  background: transparent;
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-decoration: none;
  transition: transform 200ms var(--ease), border-color 200ms var(--ease);
}

.page-privacy .privacy-top:hover {
  transform: translateY(-2px);
  border-color: var(--neon-cyan);
}

/* ---------- 正文 ---------- */
.page-privacy .privacy-article {
  max-width: var(--priv-measure);
}

.page-privacy .privacy-sec {
  padding-bottom: 10px;
}

.page-privacy .privacy-sec + .privacy-sec {
  margin-top: 38px;
  padding-top: 38px;
  border-top: var(--priv-line);
}

.page-privacy .privacy-sec__title {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(22px, 3.2vw, 30px);
  letter-spacing: 0.05em;
  line-height: 1.3;
  color: var(--ivory-text);
}

.page-privacy .privacy-sec p {
  margin: 0 0 1.25em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ivory-text);
}

.page-privacy .privacy-sec a {
  color: var(--neon-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .privacy-sec a:hover {
  color: var(--dark-gold);
}

/* 条目列表 */
.page-privacy .privacy-list,
.page-privacy .privacy-list--plain {
  list-style: none;
  margin: 0 0 1.4em;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-privacy .privacy-list > li {
  position: relative;
  padding-left: 18px;
  border-left: 2px solid var(--dark-gold);
}

.page-privacy .privacy-list > li p {
  margin: 6px 0 0;
  font-size: 16px;
  color: var(--ivory-text);
}

.page-privacy .privacy-list__key {
  display: block;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--dark-gold);
}

.page-privacy .privacy-list--plain {
  gap: 12px;
}

.page-privacy .privacy-list--plain > li {
  position: relative;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ivory-text);
}

.page-privacy .privacy-list--plain > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--dark-gold);
}

/* 用途三块 */
.page-privacy .privacy-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
  margin-bottom: 0.6em;
}

.page-privacy .privacy-item {
  padding: 18px 18px 6px;
  background: var(--moss-panel);
  border: 2px solid var(--stone-edge);
  border-left: 4px solid var(--neon-cyan);
}

.page-privacy .privacy-item__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--neon-cyan);
}

.page-privacy .privacy-item p {
  font-size: 15.5px;
  line-height: 1.8;
}

/* 权利块 */
.page-privacy .privacy-rights {
  margin-top: 22px;
  padding: 20px 20px 8px;
  background: var(--moss-panel);
  border: 2px solid var(--stone-edge);
  box-shadow: var(--shadow-hard-sm);
}

.page-privacy .privacy-rights__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--dark-gold);
}

.page-privacy .privacy-rights__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .privacy-rights__list li {
  font-size: 16px;
  line-height: 1.75;
  color: var(--ivory-text);
}

.page-privacy .privacy-rights__list .mono {
  display: inline-block;
  min-width: 4.5em;
  margin-right: 10px;
  padding: 2px 6px;
  border: 1px solid var(--dark-gold);
  color: var(--dark-gold);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.page-privacy .privacy-rights__note {
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--lichen-muted);
}

.page-privacy .privacy-rights__note a {
  color: var(--neon-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 结尾一句 */
.page-privacy .privacy-signoff {
  margin: 44px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--dark-gold);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--lichen-muted);
  max-width: 40em;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-banner {
    padding: calc(var(--header-h) + 66px) 0 66px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: var(--priv-rail) minmax(0, 1fr);
    gap: 0 56px;
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    border-right: var(--priv-line);
    padding-right: 22px;
  }

  .page-privacy .privacy-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-privacy .privacy-item:nth-child(2) {
    transform: translateY(22px);
  }

  .page-privacy .privacy-item:nth-child(3) {
    transform: translateY(44px);
  }

  .page-privacy .privacy-grid {
    margin-bottom: 3.2em;
  }

  .page-privacy .privacy-sec__title {
    font-size: clamp(26px, 2.4vw, 34px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-rail__link,
  .page-privacy .privacy-top {
    transition: none;
  }

  .page-privacy .privacy-top:hover {
    transform: none;
  }

  .page-privacy .privacy-item {
    transform: none !important;
  }
}