.page-privacy {
  --privacy-rail: 2.25rem;
  --privacy-gap: 0.85rem;
  --privacy-hair-on: rgba(124, 243, 212, 0.45);
  --privacy-tint: rgba(124, 243, 212, 0.06);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-head {
  padding-top: clamp(2rem, 6vw, 4.5rem);
  padding-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-privacy .privacy-head .eyebrow {
  display: inline-block;
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .privacy-head h1 {
  margin: 0 0 1.1rem;
  max-width: 14ch;
  font-size: clamp(30px, 7vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--ink);
}

.page-privacy .privacy-lead {
  margin: 0 0 1.4rem;
  max-width: 58ch;
  font-size: clamp(16px, 1.7vw, 19px);
  line-height: 1.8;
  color: var(--ink);
}

.page-privacy .privacy-stamp {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-privacy .privacy-stamp::before {
  content: "";
  width: 2.25rem;
  height: 1px;
  flex: none;
  background: var(--cyan);
  opacity: 0.7;
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .privacy-banner {
  margin: 0 auto clamp(2rem, 5vw, 3.25rem);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  filter: saturate(0.85) contrast(1.04);
}

.page-privacy .privacy-banner figcaption {
  margin-top: 0.75rem;
  max-width: 62ch;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 内容容器：窄栏靠左，右侧留暗区 ---------- */
.page-privacy .privacy-shell {
  max-width: 880px;
  margin-left: 0;
  margin-right: auto;
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-toc {
  padding: 1.25rem 0;
  margin: 0 0 clamp(2rem, 5vw, 3.5rem);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-toc ol {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.2rem 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-toc a {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  transition: background-color 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.page-privacy .privacy-toc a:hover,
.page-privacy .privacy-toc a:focus-visible {
  background: var(--privacy-tint);
  border-color: var(--line);
  color: var(--cyan);
}

.page-privacy .toc-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* ---------- 条款正文 ---------- */
.page-privacy .clause {
  display: grid;
  grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
  column-gap: var(--privacy-gap);
  padding: clamp(1.5rem, 4vw, 2.5rem) 0 clamp(1.75rem, 4vw, 2.75rem);
  border-top: 1px solid var(--line);
  transition: border-color 0.5s ease;
  scroll-margin-top: 110px;
}

.page-privacy .clause:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-privacy .clause.is-in,
.page-privacy .clause:target {
  border-color: var(--privacy-hair-on);
}

.page-privacy .clause-num {
  padding-top: 0.6em;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  letter-spacing: 0.1em;
  color: var(--grid);
  transition: color 0.4s ease;
}

.page-privacy .clause.is-in .clause-num,
.page-privacy .clause:target .clause-num {
  color: var(--cyan);
}

.page-privacy .clause-main {
  min-width: 0;
}

.page-privacy .clause h2 {
  margin: 0 0 0.9rem;
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.page-privacy .clause p {
  margin: 0 0 1rem;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

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

.page-privacy .clause ul {
  display: grid;
  gap: 0.65rem;
  margin: 0 0 1.1rem;
  padding: 0;
  max-width: 66ch;
  list-style: none;
}

.page-privacy .clause li {
  position: relative;
  padding-left: 1.2rem;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-privacy .clause li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 0.65rem;
  height: 1px;
  background: var(--cyan);
  opacity: 0.75;
  transition: width 0.3s ease;
}

.page-privacy .clause.is-in li::before {
  width: 0.85rem;
}

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

.page-privacy .clause a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(124, 243, 212, 0.4);
  transition: color 0.25s ease, border-color 0.25s ease;
}

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

/* ---------- 联系小块 ---------- */
.page-privacy .clause-contact {
  margin-top: 1.35rem;
  padding: 1.1rem 1.25rem;
  max-width: 66ch;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  border-radius: var(--radius-sm);
}

.page-privacy .clause-contact p {
  margin: 0 0 0.55rem;
  font-size: 15px;
  line-height: 1.75;
}

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

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-toc ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy {
    --privacy-rail: 4.5rem;
    --privacy-gap: 2rem;
  }

  .page-privacy .clause p,
  .page-privacy .clause li {
    font-size: 17px;
  }

  .page-privacy .clause-num {
    font-size: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .clause,
  .page-privacy .clause-num,
  .page-privacy .clause li::before,
  .page-privacy .clause a,
  .page-privacy .privacy-toc a {
    transition: none;
  }
}