.page-disclaimer {
  --dc-line: rgba(39, 74, 102, .20);
  --dc-line-soft: rgba(39, 74, 102, .10);
  --dc-text: #2B3F55;
  --dc-quiet: #56697E;
  --dc-amber: #B05A05;
  --dc-amber-line: rgba(176, 90, 5, .38);
  --dc-cyan: #0E8FA0;
  background: var(--paper);
  color: var(--ink);
  padding-bottom: clamp(40px, 7vw, 90px);
  overflow-x: hidden;
}

.page-disclaimer ul,
.page-disclaimer ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer a {
  color: var(--dc-cyan);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .usage-crumb {
  padding: clamp(16px, 2.6vw, 28px) 0 clamp(10px, 1.8vw, 18px);
}

.page-disclaimer .usage-crumb .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
}

.page-disclaimer .usage-crumb .breadcrumb__link {
  color: var(--dc-cyan);
  text-decoration: none;
}

.page-disclaimer .usage-crumb .breadcrumb__link:hover,
.page-disclaimer .usage-crumb .breadcrumb__link:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .usage-crumb .breadcrumb__sep {
  color: rgba(39, 74, 102, .42);
}

.page-disclaimer .usage-crumb .breadcrumb__current {
  color: var(--dc-quiet);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .usage-hero {
  padding: clamp(14px, 2.4vw, 26px) 0 clamp(34px, 5vw, 60px);
  border-bottom: 1px solid var(--dc-line);
}

.page-disclaimer .usage-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
}

.page-disclaimer .eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--dc-cyan);
  margin: 0 0 14px;
}

.page-disclaimer .usage-hero__title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5.2vw, 56px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: .01em;
  margin: 0 0 20px;
  color: var(--ink);
}

.page-disclaimer .usage-hero__lede {
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.9;
  color: var(--dc-text);
  margin: 0;
  max-width: 32em;
}

.page-disclaimer .usage-hero__media {
  margin: 0;
}

.page-disclaimer .usage-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--dc-line);
  border-radius: var(--radius);
  background: var(--ink);
  box-shadow: 0 10px 26px rgba(10, 26, 47, .14);
}

.page-disclaimer .usage-hero__cap {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--dc-quiet);
}

/* ---------- 摘要要点 ---------- */
.page-disclaimer .usage-brief {
  padding: clamp(32px, 5vw, 58px) 0;
  border-bottom: 1px solid var(--dc-line);
}

.page-disclaimer .usage-brief__title {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 800;
  letter-spacing: .01em;
  margin: 0 0 10px;
  color: var(--ink);
}

.page-disclaimer .usage-brief__note {
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: 15px;
  line-height: 1.8;
  color: var(--dc-quiet);
}

.page-disclaimer .usage-brief__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(10px, 1.6vw, 16px);
}

.page-disclaimer .usage-brief__item {
  display: flex;
}

.page-disclaimer .brief-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  height: 100%;
  padding: 18px 18px 20px;
  border: 1px solid var(--dc-line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .5);
  text-decoration: none;
  color: inherit;
  transition: border-color .25s ease, background-color .25s ease, box-shadow .25s ease;
}

.page-disclaimer .brief-card:hover,
.page-disclaimer .brief-card:focus-visible {
  border-color: var(--dc-cyan);
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 6px 18px rgba(10, 26, 47, .10);
}

.page-disclaimer .brief-card__no {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--dc-amber);
}

.page-disclaimer .brief-card__name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-disclaimer .brief-card__desc {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--dc-text);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .usage-terms {
  padding: clamp(34px, 5vw, 62px) 0 0;
}

.page-disclaimer .usage-terms__inner {
  width: 100%;
  max-width: 780px;
}

.page-disclaimer .clause {
  padding: clamp(28px, 4vw, 46px) 0;
  border-top: 1px solid var(--dc-line);
  scroll-margin-top: 110px;
}

.page-disclaimer .clause:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .clause:last-child {
  padding-bottom: clamp(20px, 3vw, 34px);
}

.page-disclaimer .clause__title {
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 25px);
  font-weight: 800;
  line-height: 1.5;
  margin: 0 0 16px;
  color: var(--ink);
}

.page-disclaimer .clause__no {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .12em;
  color: var(--dc-amber);
  border: 1px solid var(--dc-amber-line);
  border-radius: var(--radius);
  padding: 2px 7px;
  margin-right: 12px;
  vertical-align: 4px;
}

.page-disclaimer .clause__text {
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--dc-text);
  margin: 0 0 16px;
  max-width: 38em;
}

.page-disclaimer .clause__text:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__text a {
  color: var(--dc-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .clause__list {
  margin: 0 0 18px;
}

.page-disclaimer .clause__list > li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 12px;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--dc-text);
}

.page-disclaimer .clause__list > li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause__list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .74em;
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--dc-cyan);
}

.page-disclaimer .clause__note {
  margin: 22px 0 0;
  padding: 16px 18px 17px;
  border-left: 2px solid var(--dc-cyan);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(10, 26, 47, .045);
}

.page-disclaimer .clause__note-tag {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--dc-cyan);
  margin-bottom: 6px;
}

.page-disclaimer .clause__note-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--dc-text);
}

/* ---------- 继续查看 ---------- */
.page-disclaimer .usage-links {
  margin-top: clamp(36px, 5vw, 64px);
  padding-top: clamp(26px, 3.6vw, 42px);
  border-top: 1px solid var(--dc-line);
}

.page-disclaimer .usage-links__title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--dc-quiet);
  margin: 0 0 16px;
}

.page-disclaimer .usage-links__list {
  border-top: 1px solid var(--dc-line-soft);
}

.page-disclaimer .usage-links__item {
  border-bottom: 1px solid var(--dc-line-soft);
}

.page-disclaimer .usage-links__item > a {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
  padding: 15px 4px;
  text-decoration: none;
  color: var(--ink);
  transition: background-color .2s ease;
}

.page-disclaimer .usage-links__item > a:hover,
.page-disclaimer .usage-links__item > a:focus-visible {
  background-color: rgba(14, 143, 160, .09);
}

.page-disclaimer .usage-links__name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-disclaimer .usage-links__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--dc-quiet);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .usage-brief__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .usage-links__item > a {
    flex-wrap: nowrap;
    align-items: baseline;
    padding: 16px 6px;
  }

  .page-disclaimer .usage-links__name {
    flex: 0 0 168px;
  }
}

@media (min-width: 880px) {
  .page-disclaimer .usage-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .usage-hero__grid {
    gap: clamp(40px, 5vw, 76px);
  }

  .page-disclaimer .usage-terms__inner {
    max-width: 820px;
  }
}