.page-disclaimer {
  --u-radius: 14px;
  --u-gap: 18px;
  padding-bottom: 56px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .use-hero {
  display: grid;
  gap: 26px;
  padding: 32px 0 6px;
}

.page-disclaimer .use-hero__text {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.page-disclaimer .display-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(32px, 8.4vw, 76px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--saddle-deep);
  margin: 0;
  overflow-wrap: anywhere;
}

.page-disclaimer .display-title em {
  font-style: normal;
  color: var(--gold);
}

.page-disclaimer .lede {
  max-width: 46ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--mist-deep);
  margin: 0;
}

.page-disclaimer .use-badge {
  justify-self: start;
  width: 84px;
  height: 84px;
  display: grid;
  place-items: center;
  border: 1px solid var(--track);
  border-radius: 50%;
  background: var(--cream);
  color: var(--gold);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), color 0.2s var(--ease);
}

.page-disclaimer .use-badge:hover,
.page-disclaimer .use-badge:focus-visible {
  border-color: var(--gold);
  color: var(--amber);
  transform: translateY(-2px);
}

.page-disclaimer .use-badge svg {
  width: 46px;
  height: 46px;
  display: block;
}

/* ---------- 条款分类锚点 ---------- */
.page-disclaimer .use-jump {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 30px;
  padding: 14px 0;
  border-top: 1px solid var(--track);
  border-bottom: 1px solid var(--track);
}

.page-disclaimer .use-jump__label {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--saddle);
  margin-right: 4px;
}

.page-disclaimer .use-jump__link {
  font-size: 14px;
  line-height: 1.4;
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid var(--track);
  background: rgba(246, 241, 232, 0.7);
  color: var(--saddle);
  text-decoration: none;
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease), color 0.18s var(--ease);
}

.page-disclaimer .use-jump__link:hover,
.page-disclaimer .use-jump__link:focus-visible {
  border-color: var(--gold);
  background: var(--cream);
  color: var(--saddle-deep);
}

/* ---------- 条款分组 ---------- */
.page-disclaimer .use-section {
  padding-top: 46px;
  scroll-margin-top: 104px;
}

.page-disclaimer .use-section__head {
  display: grid;
  gap: 10px;
  max-width: 62ch;
  margin-bottom: 24px;
}

.page-disclaimer .use-section__num {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-disclaimer .use-section__title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(23px, 4.6vw, 34px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--saddle-deep);
  margin: 0;
  padding-left: 14px;
  border-left: 3px solid var(--gold);
}

.page-disclaimer .use-section__note {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist-deep);
}

/* ---------- 约定卡片 ---------- */
.page-disclaimer .use-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--u-gap);
}

.page-disclaimer .use-card {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 22px 20px;
  border: 1px solid var(--track);
  border-radius: var(--u-radius);
  background: var(--sand);
  min-width: 0;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-disclaimer .use-card:hover {
  border-color: var(--gold);
  background: #EFE5D6;
}

.page-disclaimer .use-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-disclaimer .use-card__num {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--saddle);
  padding: 3px 8px;
  border: 1px solid var(--track);
  border-radius: 6px;
  background: var(--cream);
}

.page-disclaimer .use-card__name {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--saddle-deep);
  margin: 0;
}

.page-disclaimer .use-card__head .tag {
  margin-left: auto;
}

.page-disclaimer .use-card__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-disclaimer .use-card__text a,
.page-disclaimer .use-card__more p a {
  color: var(--mist-deep);
  text-decoration: underline;
  text-decoration-color: var(--gold);
  text-underline-offset: 3px;
}

.page-disclaimer .use-card__more {
  border-top: 1px dashed var(--track);
  padding-top: 10px;
}

.page-disclaimer .use-card__more > summary {
  display: flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  list-style: none;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--mist-deep);
}

.page-disclaimer .use-card__more > summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .use-card__more > summary::before {
  content: "+";
  font-size: 15px;
  line-height: 1;
  color: var(--gold);
}

.page-disclaimer .use-card__more[open] > summary::before {
  content: "–";
}

.page-disclaimer .use-card__more p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--saddle);
}

/* ---------- 中段跑道标线 ---------- */
.page-disclaimer .use-track {
  margin-top: 52px;
  display: grid;
  gap: 22px;
}

.page-disclaimer .use-track__line {
  display: block;
  width: 100%;
  height: 32px;
}

.page-disclaimer .use-figure {
  margin: 0;
  border: 1px solid var(--track);
  border-radius: 20px;
  overflow: hidden;
  background: var(--saddle-deep);
}

.page-disclaimer .use-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 340px;
  object-fit: cover;
}

.page-disclaimer .use-figure .media-caption {
  display: block;
  padding: 12px 18px;
  background: var(--saddle-deep);
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--sand);
}

/* ---------- 备案与联系 ---------- */
.page-disclaimer .use-contact {
  display: grid;
  gap: 24px;
  padding: 26px 20px;
  border: 1px solid var(--saddle);
  border-radius: 20px;
  background: var(--saddle-deep);
  color: var(--cream);
}

.page-disclaimer .use-contact__lead {
  display: grid;
  gap: 10px;
}

.page-disclaimer .use-contact__num {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-disclaimer .use-contact__title {
  font-family: var(--serif);
  font-size: clamp(23px, 4.6vw, 32px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--cream);
  margin: 0;
}

.page-disclaimer .use-contact__lead p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--sand);
}

.page-disclaimer .use-contact__list {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(200, 150, 62, 0.35);
}

.page-disclaimer .use-contact__row {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(200, 150, 62, 0.22);
}

.page-disclaimer .use-contact__row dt {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-disclaimer .use-contact__row dd {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--cream);
  overflow-wrap: anywhere;
}

.page-disclaimer .use-contact__mono {
  font-family: var(--mono);
  font-size: 14.5px;
  letter-spacing: 0.04em;
}

.page-disclaimer .use-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 收尾 ---------- */
.page-disclaimer .use-foot {
  display: flex;
  justify-content: flex-end;
  padding-top: 40px;
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .use-hero {
    padding: 56px 0 12px;
  }

  .page-disclaimer .use-jump {
    margin-top: 38px;
  }

  .page-disclaimer .use-section {
    padding-top: 62px;
  }

  .page-disclaimer .use-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-disclaimer .use-card {
    padding: 26px 24px;
  }

  .page-disclaimer .use-track {
    margin-top: 66px;
  }

  .page-disclaimer .use-contact {
    padding: 40px 36px;
  }

  .page-disclaimer .use-contact__row {
    grid-template-columns: 128px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-disclaimer .use-contact__row dt {
    padding-top: 2px;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .use-hero {
    grid-template-columns: minmax(0, 1fr) 132px;
    align-items: start;
    gap: 40px;
    padding: 72px 0 18px;
  }

  .page-disclaimer .use-badge {
    width: 108px;
    height: 108px;
    margin-top: 8px;
  }

  .page-disclaimer .use-badge svg {
    width: 56px;
    height: 56px;
  }

  .page-disclaimer .use-jump {
    position: sticky;
    top: 92px;
    z-index: 2;
    background: var(--cream);
    backdrop-filter: saturate(120%) blur(6px);
  }

  .page-disclaimer .use-section__head {
    grid-template-columns: 1fr;
    margin-bottom: 30px;
  }

  .page-disclaimer .use-cards {
    gap: 24px;
  }

  .page-disclaimer .use-card:first-child {
    grid-column: span 2;
  }

  .page-disclaimer .use-contact {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: start;
    gap: 32px;
    padding: 48px;
  }

  .page-disclaimer .use-contact__actions {
    grid-column: 1 / -1;
  }

  .page-disclaimer .use-figure img {
    max-height: 400px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .use-badge,
  .page-disclaimer .use-card,
  .page-disclaimer .use-jump__link {
    transition: none;
  }

  .page-disclaimer .use-badge:hover {
    transform: none;
  }
}
</main>