.page-privacy {
  --priv-h2: clamp(23px, 3vw, 30px);
  padding-bottom: clamp(56px, 9vw, 104px);
  background:
    radial-gradient(1180px 540px at 86% -12%, rgba(0, 229, 255, .10), transparent 60%),
    radial-gradient(720px 400px at -8% 36%, rgba(255, 107, 53, .07), transparent 64%),
    var(--c-deep);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding: clamp(24px, 4.2vw, 52px) 0 clamp(28px, 4vw, 48px);
  border-bottom: var(--hair);
}

.page-privacy .privacy-hero__meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-cyan-soft);
}

.page-privacy .privacy-hero__meta::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--c-orange);
}

.page-privacy .privacy-rule {
  display: block;
  width: 74px;
  height: 3px;
  margin-bottom: 18px;
  background: var(--track-line);
  transform: skewX(-20deg);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: var(--fs-h1);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -.015em;
  text-transform: uppercase;
  color: var(--c-paper);
}

.page-privacy .privacy-hero__lede {
  margin: 0;
  max-width: 56ch;
  font-size: var(--fs-body);
  line-height: 1.82;
  color: rgba(245, 249, 255, .80);
}

.page-privacy .privacy-visual {
  position: relative;
  margin: 0;
  border: var(--hair);
  background: linear-gradient(140deg, var(--c-slate), #0c1530);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
  overflow: hidden;
}

.page-privacy .privacy-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 229, 255, .085) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, .085) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}

.page-privacy .privacy-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  padding-top: clamp(26px, 3.8vw, 52px);
}

/* ---------- 侧边索引 ---------- */
.page-privacy .privacy-toc {
  padding: 14px 0;
  border-top: var(--hair);
  border-bottom: var(--hair);
}

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-toc__item {
  flex: 0 0 auto;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  font-size: var(--fs-small);
  line-height: 1.3;
  white-space: nowrap;
  text-decoration: none;
  color: rgba(245, 249, 255, .74);
  border: 1px solid rgba(108, 122, 156, .28);
  transition: color var(--speed), border-color var(--speed), background var(--speed), transform var(--speed);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--c-cyan);
  border-color: rgba(0, 229, 255, .36);
  background: rgba(0, 229, 255, .06);
  outline: none;
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  color: var(--c-orange);
}

/* ---------- 正文章节 ---------- */
.page-privacy .privacy-sec {
  padding: clamp(24px, 3.4vw, 40px) 0;
  border-bottom: var(--hair);
  scroll-margin-top: 100px;
}

.page-privacy .privacy-sec:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

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

.page-privacy .privacy-sec__num {
  font-family: var(--font-mono);
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--c-orange);
}

.page-privacy .privacy-sec__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--priv-h2);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: .01em;
  color: var(--c-paper);
}

.page-privacy .privacy-sec__body p {
  margin: 0 0 16px;
  max-width: 74ch;
  font-size: var(--fs-body);
  line-height: 1.82;
  color: rgba(245, 249, 255, .78);
}

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

/* ---------- 信息条目卡 ---------- */
.page-privacy .privacy-grid {
  display: grid;
  gap: 14px;
  margin: 0 0 18px;
}

.page-privacy .privacy-item {
  position: relative;
  padding: 18px 18px 20px;
  border: var(--hair);
  background: linear-gradient(160deg, rgba(27, 38, 59, .92), rgba(10, 17, 40, .70));
  overflow: hidden;
  transition: border-color var(--speed), transform var(--speed);
}

.page-privacy .privacy-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--c-cyan);
}

.page-privacy .privacy-item:hover {
  border-color: rgba(0, 229, 255, .36);
  transform: translateY(-3px);
}

.page-privacy .privacy-item__label {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-cyan-soft);
}

.page-privacy .privacy-item__text {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: rgba(245, 249, 255, .74);
}

/* ---------- 列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 78ch;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 26px;
  font-size: var(--fs-small);
  line-height: 1.78;
  color: rgba(245, 249, 255, .76);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 13px;
  height: 2px;
  background: var(--c-cyan);
  transform: skewX(-24deg);
}

.page-privacy .privacy-list strong {
  color: var(--c-paper);
  font-weight: 600;
}

/* ---------- 提示条 ---------- */
.page-privacy .privacy-note {
  margin: 18px 0 0;
  padding: 14px 18px;
  border-left: 3px solid var(--c-orange);
  background: rgba(255, 107, 53, .07);
  font-size: var(--fs-small);
  line-height: 1.78;
  color: rgba(245, 249, 255, .84);
}

/* ---------- 底部按钮组 ---------- */
.page-privacy .privacy-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 920px) {
  .page-privacy .privacy-hero {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    align-items: center;
    gap: clamp(34px, 4.6vw, 72px);
  }

  .page-privacy .privacy-links {
    margin-top: 26px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 234px minmax(0, 1fr);
    align-items: start;
    gap: clamp(30px, 3.6vw, 56px);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 104px;
    padding: 0 0 0 18px;
    border-top: 0;
    border-bottom: 0;
    border-left: 2px solid rgba(0, 229, 255, .30);
  }

  .page-privacy .privacy-toc__list {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-toc__link {
    border-color: transparent;
    border-left-width: 0;
  }

  .page-privacy .privacy-toc__link:hover,
  .page-privacy .privacy-toc__link:focus-visible {
    transform: translateX(4px);
  }
}

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

  .page-privacy .privacy-item:hover,
  .page-privacy .privacy-toc__link:hover,
  .page-privacy .privacy-toc__link:focus-visible {
    transform: none;
  }
}