.page-privacy {
  --privacy-read: 44rem;
  --privacy-rail: 214px;
  --privacy-pad: clamp(20px, 4vw, 40px);
  background:
    radial-gradient(120% 60% at 82% -10%, rgba(53, 242, 200, 0.07), transparent 62%),
    linear-gradient(180deg, #04120F 0%, #061A16 46%, #04120F 100%);
}

/* 页头 */
.page-privacy .privacy-hero {
  position: relative;
  padding-bottom: clamp(36px, 6vw, 64px);
}

.page-privacy .privacy-hero-media {
  position: relative;
  overflow: hidden;
  height: clamp(150px, 22vw, 300px);
  margin-bottom: clamp(28px, 5vw, 52px);
}

.page-privacy .privacy-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
  filter: saturate(0.85);
}

.page-privacy .privacy-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(4, 18, 15, 0.15) 0%, rgba(4, 18, 15, 0.92) 100%),
    repeating-linear-gradient(90deg, rgba(53, 242, 200, 0.05) 0 1px, transparent 1px 74px);
  pointer-events: none;
}

.page-privacy .privacy-hero-inner {
  max-width: 900px;
}

.page-privacy .privacy-crumb {
  margin-bottom: 20px;
}

.page-privacy .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.page-privacy .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-privacy .breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--ease), border-color var(--ease);
}

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

.page-privacy .privacy-hero .eyebrow {
  display: inline-block;
  margin: 0 0 16px;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(10, 31, 26, 0.7);
  color: var(--cyan-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-privacy h1 {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-size: clamp(34px, 6.4vw, 58px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-privacy .lede {
  max-width: 40rem;
  margin: 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--text);
}

/* 主体骨架 */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 56px);
  padding-bottom: clamp(72px, 10vw, 130px);
}

/* 章节索引 */
.page-privacy .privacy-toc {
  order: -1;
}

.page-privacy .privacy-toc-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--text-dim);
}

.page-privacy .privacy-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .privacy-toc-list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.3;
  text-decoration: none;
  transition: color var(--ease), border-color var(--ease), background-color var(--ease), transform var(--ease);
}

.page-privacy .privacy-toc-list a:hover,
.page-privacy .privacy-toc-list a:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan-deep);
  background: rgba(21, 127, 107, 0.14);
  transform: translateY(-2px);
}

.page-privacy .toc-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan-deep);
}

.page-privacy .privacy-toc-list a:hover .toc-num,
.page-privacy .privacy-toc-list a:focus-visible .toc-num {
  color: var(--cyan);
}

/* 章节 */
.page-privacy .privacy-main {
  max-width: var(--privacy-read);
}

.page-privacy .privacy-sec {
  padding-top: clamp(44px, 6vw, 76px);
  margin-top: clamp(44px, 6vw, 76px);
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-sec:first-child {
  padding-top: 0;
  margin-top: 0;
  border-top: 0;
}

.page-privacy .privacy-sec-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 24px;
}

.page-privacy .privacy-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-privacy .privacy-sec h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(20px, 2.6vw, 27px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-privacy .privacy-body > p {
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .privacy-body strong {
  color: var(--white);
  font-weight: 700;
}

.page-privacy .privacy-clause {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 4px 14px;
  padding: 16px 0;
  border-top: 1px solid rgba(18, 46, 39, 0.85);
}

.page-privacy .privacy-body > p + .privacy-clause {
  border-top: 0;
}

.page-privacy .privacy-clause-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.95;
  color: var(--cyan-deep);
}

.page-privacy .privacy-clause p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .privacy-clause a,
.page-privacy .privacy-tail a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-decoration-color: var(--cyan-deep);
  text-underline-offset: 3px;
  transition: color var(--ease), text-decoration-color var(--ease);
}

.page-privacy .privacy-clause a:hover,
.page-privacy .privacy-clause a:focus-visible,
.page-privacy .privacy-tail a:hover,
.page-privacy .privacy-tail a:focus-visible {
  color: var(--cyan);
  text-decoration-color: var(--cyan);
}

.page-privacy .privacy-clause .num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-privacy .privacy-tail {
  margin: 30px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--text-dim);
}

/* 回到顶部 */
.page-privacy .privacy-top {
  position: fixed;
  right: clamp(14px, 2.4vw, 28px);
  bottom: clamp(16px, 3vw, 30px);
  z-index: 40;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(10, 31, 26, 0.88);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-decoration: none;
  backdrop-filter: blur(10px);
  transition: transform var(--ease), border-color var(--ease), color var(--ease);
}

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

/* 焦点可见性 */
.page-privacy a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--radius-soft);
}

@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: clamp(48px, 6vw, 84px);
  }

  .page-privacy .privacy-toc {
    order: 0;
  }

  .page-privacy .privacy-toc-inner {
    position: sticky;
    top: 132px;
  }

  .page-privacy .privacy-toc-list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }

  .page-privacy .privacy-toc-list a {
    display: grid;
    grid-template-columns: 26px minmax(0, 1fr);
    gap: 8px;
    align-items: start;
    padding: 11px 0 11px 16px;
    border: 0;
    border-left: 1px solid var(--line);
    border-radius: 0;
    font-size: 13.5px;
    line-height: 1.5;
  }

  .page-privacy .privacy-toc-list a:hover,
  .page-privacy .privacy-toc-list a:focus-visible {
    transform: none;
    border-left-color: var(--cyan);
    background: linear-gradient(90deg, rgba(53, 242, 200, 0.09), transparent 78%);
  }
}

@media (min-width: 1180px) {
  .page-privacy .privacy-hero-media {
    height: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy * {
    transition-duration: 0.01ms !important;
  }

  .page-privacy .privacy-toc-list a:hover,
  .page-privacy .privacy-toc-list a:focus-visible,
  .page-privacy .privacy-top:hover,
  .page-privacy .privacy-top:focus-visible {
    transform: none;
  }
}