.page-disclaimer {
  background: var(--ink);
  color: var(--ivory);
}

/* ---------- 页头 ---------- */
.page-disclaimer .usage-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink-2);
  padding-block: clamp(52px, 9vw, 104px) clamp(48px, 7vw, 88px);
  border-bottom-left-radius: clamp(28px, 5vw, 72px);
}

.page-disclaimer .usage-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  z-index: 0;
}

.page-disclaimer .usage-hero__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(112deg, rgba(8, 15, 12, .97) 0%, rgba(11, 20, 16, .87) 44%, rgba(14, 42, 34, .58) 100%);
}

.page-disclaimer .usage-hero::before {
  content: "";
  position: absolute;
  left: -8%;
  bottom: -86px;
  width: 64%;
  height: 132px;
  background: linear-gradient(90deg, var(--lime) 0%, var(--orange) 100%);
  opacity: .16;
  transform: rotate(-3.4deg);
  border-radius: var(--pill);
  z-index: 1;
  pointer-events: none;
}

.page-disclaimer .usage-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  top: -18%;
  width: min(560px, 62%);
  aspect-ratio: 1 / 1;
  background: repeating-linear-gradient(90deg, rgba(198, 242, 78, .14) 0 1px, transparent 1px 24px),
              repeating-linear-gradient(0deg, rgba(198, 242, 78, .09) 0 1px, transparent 1px 24px);
  transform: rotate(-11deg);
  z-index: 1;
  pointer-events: none;
}

.page-disclaimer .usage-hero__inner {
  position: relative;
  z-index: 2;
}

.page-disclaimer .usage-hero .breadcrumbs {
  margin-bottom: 22px;
}

.page-disclaimer .usage-hero__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(34px, 7.2vw, 86px);
  line-height: 1.03;
  letter-spacing: -0.02em;
  margin: 12px 0 0;
  max-width: 15em;
  color: var(--ivory);
}

.page-disclaimer .usage-hero__lede {
  margin: 22px 0 0;
  max-width: 40em;
  font-size: 17px;
  line-height: 1.78;
  color: var(--ivory);
  opacity: .84;
}

.page-disclaimer .usage-hero__meta {
  margin: 26px 0 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--lime);
  opacity: .9;
}

.page-disclaimer .usage-hero__jump {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .jump-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(14, 42, 34, .62);
  color: var(--ivory);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: border-color .2s ease, background-color .2s ease, transform .2s ease;
}

.page-disclaimer .jump-pill .mono {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--lime);
}

.page-disclaimer .jump-pill:hover,
.page-disclaimer .jump-pill:focus-visible {
  border-color: var(--lime);
  background: var(--lime-soft);
  transform: translateY(-2px);
}

/* ---------- 条款列表 ---------- */
.page-disclaimer .usage-clauses {
  padding-block: clamp(44px, 7vw, 88px) clamp(16px, 3vw, 32px);
}

.page-disclaimer .clause-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding-block: clamp(30px, 5vw, 54px);
  border-top: 1px dashed rgba(143, 167, 155, .42);
  scroll-margin-top: 96px;
}

.page-disclaimer .clause:last-child {
  border-bottom: 1px dashed rgba(143, 167, 155, .42);
}

.page-disclaimer .clause__num {
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--lime);
}

.page-disclaimer .clause__body {
  min-width: 0;
}

.page-disclaimer .clause__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
  color: var(--ivory);
}

.page-disclaimer .clause__text {
  margin: 0 0 14px;
  max-width: 38em;
  font-size: 17px;
  line-height: 1.78;
  color: var(--ivory);
  opacity: .85;
}

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

.page-disclaimer .clause__note {
  margin: 20px 0 0;
  padding: 13px 18px;
  max-width: 34em;
  border-left: 2px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 138, 61, .08);
  font-size: 15px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 收束面板 ---------- */
.page-disclaimer .usage-next {
  padding-block: clamp(40px, 6vw, 72px) clamp(64px, 9vw, 120px);
}

.page-disclaimer .usage-next__panel {
  padding: clamp(26px, 4vw, 46px);
}

.page-disclaimer .usage-next__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  margin: 12px 0 0;
  max-width: 20em;
  color: var(--ivory);
}

.page-disclaimer .usage-next__text {
  margin: 18px 0 0;
  max-width: 36em;
  font-size: 17px;
  line-height: 1.78;
  color: var(--ivory);
  opacity: .82;
}

.page-disclaimer .usage-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .page-disclaimer .usage-hero__meta {
    font-size: 13px;
  }

  .page-disclaimer .clause {
    gap: 0 32px;
  }

  .page-disclaimer .clause__note {
    margin-left: clamp(24px, 9%, 112px);
  }
}

@media (min-width: 900px) {
  .page-disclaimer .clause {
    grid-template-columns: 104px minmax(0, 1fr);
  }

  .page-disclaimer .clause__title {
    margin-top: 4px;
  }
}

@media (max-width: 479px) {
  .page-disclaimer .usage-hero__jump {
    gap: 8px;
  }

  .page-disclaimer .jump-pill {
    padding: 8px 13px;
    font-size: 13px;
  }

  .page-disclaimer .usage-next__links .btn {
    flex: 1 1 100%;
    text-align: center;
  }
}