.page-privacy {
  --privacy-body: 37em;
  --privacy-indent: 64px;
  background: var(--c-deep);
  color: var(--c-ice);
}

.page-privacy .privacy-hero {
  position: relative;
  padding-bottom: 8px;
}

.page-privacy .privacy-hero .breadcrumb {
  margin: 20px 0 20px;
}

.page-privacy .hero-frame {
  position: relative;
  margin: 0;
  border: 2px solid var(--line-cyan);
  background: var(--c-night);
  overflow: hidden;
}

.page-privacy .hero-frame img {
  display: block;
  width: 100%;
  height: clamp(140px, 22vw, 220px);
  object-fit: cover;
}

.page-privacy .hero-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(115deg, rgba(0, 229, 255, .14), transparent 44%),
    linear-gradient(180deg, rgba(10, 31, 68, .10), rgba(7, 23, 51, .84));
}

.page-privacy .hero-text {
  padding: 30px 0 26px;
}

.page-privacy .hero-text::after {
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  margin-top: 24px;
  background: var(--c-orange);
}

.page-privacy .privacy-title {
  margin: 12px 0 16px;
  font-size: var(--step-h1);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -.005em;
  color: var(--c-ice);
}

.page-privacy .privacy-lede {
  max-width: var(--privacy-body);
  margin: 0;
  font-size: var(--step-body);
  line-height: 1.78;
  color: var(--c-ice);
}

.page-privacy .privacy-main {
  padding: 44px 0 72px;
}

.page-privacy .privacy-layout {
  display: grid;
  gap: 38px;
}

/* ---------- 左侧目录 ---------- */

.page-privacy .privacy-toc {
  border-left: 2px solid var(--line-cyan);
  padding-left: 16px;
}

.page-privacy .toc-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--step-mono);
  letter-spacing: .18em;
  color: var(--c-mist);
}

.page-privacy .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .toc-list li + li {
  margin-top: 2px;
}

.page-privacy .toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--c-mist);
  font-size: var(--step-sm);
  line-height: 1.5;
  text-decoration: none;
  transition: color 150ms var(--ease), padding-left 150ms var(--ease);
}

.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  color: var(--c-cyan);
  padding-left: 6px;
}

.page-privacy .toc-list a:focus-visible {
  outline: 2px solid var(--c-cyan-soft);
  outline-offset: 3px;
}

.page-privacy .toc-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--step-mono);
  letter-spacing: .1em;
  color: var(--c-orange);
}

/* ---------- 条款正文 ---------- */

.page-privacy .privacy-article {
  counter-reset: chapter;
}

.page-privacy .chapter {
  position: relative;
  counter-increment: chapter;
  padding-bottom: 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-privacy .chapter-title {
  position: relative;
  margin: 0 0 16px;
  font-size: var(--step-h3);
  font-weight: 900;
  line-height: 1.32;
  color: var(--c-ice);
}

.page-privacy .chapter-title::before {
  content: counter(chapter, decimal-leading-zero);
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: var(--step-mono);
  letter-spacing: .16em;
  font-weight: 500;
  color: var(--c-orange);
}

.page-privacy .chapter-abstract {
  max-width: var(--privacy-body);
  margin: 0 0 20px;
  padding: 12px 16px;
  border-left: 3px solid var(--c-cyan);
  background: rgba(0, 229, 255, .10);
  font-size: var(--step-body);
  font-weight: 700;
  line-height: 1.72;
  color: var(--c-ice);
}

.page-privacy .chapter-body {
  max-width: var(--privacy-body);
  font-size: var(--step-body);
  line-height: 1.78;
  color: var(--c-ice);
}

.page-privacy .chapter-body p {
  margin: 0 0 1.1em;
}

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

.page-privacy .chapter-body a {
  color: var(--c-cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.page-privacy .chapter-body a:hover,
.page-privacy .chapter-body a:focus-visible {
  color: var(--c-orange);
}

.page-privacy .chapter-body a:focus-visible {
  outline: 2px solid var(--c-cyan-soft);
  outline-offset: 3px;
}

.page-privacy .mono-inline {
  font-family: var(--font-mono);
  font-size: var(--step-sm);
  letter-spacing: .04em;
  color: var(--c-cyan-soft);
  word-break: break-all;
}

/* ---------- 条目列表 ---------- */

.page-privacy .term-list {
  list-style: none;
  margin: 0 0 1.2em;
  padding: 0;
}

.page-privacy .term-list li {
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .term-list li:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-privacy .term-name {
  display: block;
  margin-bottom: 5px;
  font-size: var(--step-sm);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--c-cyan-soft);
}

.page-privacy .term-desc {
  display: block;
  font-size: var(--step-sm);
  line-height: 1.74;
  color: rgba(232, 241, 255, .84);
}

/* ---------- 提示条 ---------- */

.page-privacy .privacy-note {
  max-width: var(--privacy-body);
  margin: 0 0 1.1em;
  padding: 13px 16px;
  border-left: 3px solid var(--c-orange-soft);
  background: rgba(255, 107, 26, .09);
  font-size: var(--step-sm);
  line-height: 1.74;
  color: var(--c-ice);
}

/* ---------- 联系条 ---------- */

.page-privacy .contact-slip {
  max-width: var(--privacy-body);
  margin: 24px 0 0;
  padding: 18px 20px;
  border: 2px solid var(--line-cyan);
  background: var(--glass);
  box-shadow: var(--shadow-hard);
}

.page-privacy .slip-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--step-mono);
  letter-spacing: .16em;
  color: var(--c-orange);
}

.page-privacy .slip-value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--step-sm);
  letter-spacing: .04em;
  color: var(--c-cyan-soft);
  word-break: break-all;
}

.page-privacy .slip-note {
  margin: 0;
  font-size: var(--step-xs);
  line-height: 1.7;
  color: var(--c-mist);
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-privacy .chapter {
    padding-left: var(--privacy-indent);
  }

  .page-privacy .chapter-title::before {
    position: absolute;
    left: calc(-1 * var(--privacy-indent));
    top: .34em;
    margin-bottom: 0;
  }

  .page-privacy .privacy-main {
    padding: 56px 0 88px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 104px;
    max-height: calc(100vh - 150px);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .page-privacy .privacy-hero .breadcrumb {
    margin: 26px 0 22px;
  }

  .page-privacy .hero-text {
    padding: 36px 0 30px;
  }
}

@media (max-width: 480px) {
  .page-privacy .chapter-abstract {
    padding: 11px 13px;
  }

  .page-privacy .contact-slip {
    padding: 15px 14px;
    box-shadow: 6px 6px 0 rgba(2, 8, 20, .45);
  }

  .page-privacy .privacy-main {
    padding: 32px 0 56px;
  }
}