.page-disclaimer {
  --tone: var(--mint);
  --rule: 1px solid var(--steel);
  padding-bottom: 64px;
}

/* 面包屑 */
.page-disclaimer .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 28px;
  margin: 0 0 30px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-disclaimer .crumbs a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t) linear, border-color var(--t) linear;
}

.page-disclaimer .crumbs a:hover,
.page-disclaimer .crumbs a:focus-visible {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

.page-disclaimer .crumbs__sep {
  color: var(--steel);
}

/* 首屏 */
.page-disclaimer .use-hero {
  padding-bottom: 34px;
  border-bottom: 2px solid var(--steel);
}

.page-disclaimer .use-hero__tag {
  display: inline-block;
  margin: 0 0 16px;
  padding: 5px 10px;
  border: 1px solid var(--steel);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mint);
}

.page-disclaimer .use-hero h1 {
  margin: 0 0 16px;
  max-width: 15em;
  font-size: clamp(28px, 8vw, 52px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-disclaimer .use-hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

/* 顶部调整提示条 */
.page-disclaimer .use-alert {
  margin-top: 28px;
  max-width: 720px;
  padding: 14px 16px 14px 18px;
  background: var(--ink-2);
  border: 1px solid var(--steel);
  border-left: 6px solid var(--orange);
}

.page-disclaimer .use-alert:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
}

.page-disclaimer .use-alert__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-disclaimer .use-alert__dot {
  display: block;
  flex: none;
  width: 8px;
  height: 8px;
  background: var(--orange);
}

.page-disclaimer .use-alert__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--white);
}

.page-disclaimer .use-alert__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 220ms linear;
}

.page-disclaimer .use-alert:hover .use-alert__panel,
.page-disclaimer .use-alert:focus-within .use-alert__panel {
  max-height: 420px;
}

.page-disclaimer .use-alert__panel ul {
  list-style: none;
  margin: 14px 0 0;
  padding: 12px 0 0;
  border-top: 1px solid var(--steel);
  display: grid;
  gap: 8px;
}

.page-disclaimer .use-alert__panel li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-disclaimer .use-alert__panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 1px;
  background: var(--mint);
}

/* 条目章节 */
.page-disclaimer .use-section {
  padding: 34px 0 10px;
  border-bottom: var(--rule);
}

.page-disclaimer .use-section--scope { --tone: var(--mint); }
.page-disclaimer .use-section--update { --tone: var(--score); }
.page-disclaimer .use-section--fix { --tone: var(--orange); }
.page-disclaimer .use-section--cite { --tone: var(--mint); }
.page-disclaimer .use-section--ext { --tone: var(--mist); }
.page-disclaimer .use-section--terms { --tone: var(--score); }

.page-disclaimer .use-section__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.page-disclaimer .use-section__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  min-width: 32px;
  height: 30px;
  padding: 0 6px;
  background: var(--tone);
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-disclaimer .use-section__title {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--white);
}

/* 条目列表 */
.page-disclaimer .use-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--rule);
}

.page-disclaimer .use-item {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0;
  border-bottom: var(--rule);
}

.page-disclaimer .use-item__num {
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.85;
  letter-spacing: 0.02em;
  text-align: right;
  color: var(--mist);
  transition: color var(--t) linear;
}

.page-disclaimer .use-item:hover .use-item__num {
  color: var(--mint);
}

.page-disclaimer .use-item__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--white);
}

.page-disclaimer .use-item__text a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--steel);
  transition: border-color var(--t) linear;
}

.page-disclaimer .use-item__text a:hover {
  border-bottom-color: var(--mint);
}

.page-disclaimer .use-mark {
  padding-bottom: 1px;
  border-bottom: 1px solid var(--mint);
}

/* 配图 */
.page-disclaimer .use-figure {
  margin: 22px 0 8px;
  padding: 8px;
  background: var(--ink-2);
  border: 2px solid var(--steel);
}

.page-disclaimer .use-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: brightness(0.86) saturate(1.05);
}

.page-disclaimer .use-figure__cap {
  margin: 10px 2px 2px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--mist);
}

/* 相关内容 */
.page-disclaimer .use-more {
  margin-top: 32px;
  padding-top: 20px;
  border-top: var(--rule);
}

.page-disclaimer .use-more__title {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-disclaimer .use-more__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .use-more__list a {
  display: inline-block;
  font-size: 15px;
  line-height: 1.6;
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--steel);
  transition: color var(--t) linear, border-color var(--t) linear;
}

.page-disclaimer .use-more__list a:hover,
.page-disclaimer .use-more__list a:focus-visible {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

/* 联系入口 */
.page-disclaimer .use-cta {
  margin-top: 36px;
  padding: 22px 18px;
  background: var(--ink-2);
  border: 2px solid var(--steel);
  box-shadow: var(--hard);
}

.page-disclaimer .use-cta__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--white);
}

.page-disclaimer .use-cta__text {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}

.page-disclaimer .use-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .use-cta__actions .btn {
  transition: box-shadow var(--t) linear, transform var(--t) linear, border-color var(--t) linear;
}

.page-disclaimer .use-cta__actions .btn:hover {
  transform: translate(2px, 2px);
  box-shadow: -4px -4px 0 0 var(--mint);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-disclaimer {
    padding-bottom: 96px;
  }

  .page-disclaimer .use-hero {
    padding-bottom: 44px;
  }

  .page-disclaimer .use-hero__lead {
    font-size: 17px;
  }

  .page-disclaimer .use-section {
    display: grid;
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 40px;
    padding: 44px 0 16px;
  }

  .page-disclaimer .use-section__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 0;
  }

  .page-disclaimer .use-section__title {
    font-size: 24px;
  }

  .page-disclaimer .use-item {
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 16px;
    padding: 14px 0;
  }

  .page-disclaimer .use-item__text {
    font-size: 16px;
  }

  .page-disclaimer .use-figure {
    margin-top: 26px;
  }

  .page-disclaimer .use-cta {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
    padding: 28px 26px;
  }

  .page-disclaimer .use-cta__text {
    margin-bottom: 0;
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .use-section {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 56px;
  }

  .page-disclaimer .use-more__list {
    grid-auto-flow: column;
    justify-content: start;
    gap: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    transition-duration: 0ms !important;
  }
}