.page-disclaimer {
  --usage-gap: clamp(24px, 4vw, 48px);
  background: var(--score);
  color: var(--ink-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  overflow-x: hidden;
}

.page-disclaimer a {
  color: var(--grass-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer a:hover {
  color: var(--grass);
}

.page-disclaimer a:focus-visible {
  outline: 2px solid var(--whistle);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 页首 ---------- */
.page-disclaimer .usage-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(22px, 3.5vw, 36px) 0 clamp(34px, 5vw, 64px);
  color: var(--score);
  background:
    radial-gradient(90% 130% at 6% 0%, rgba(47, 175, 154, 0.3), transparent 62%),
    radial-gradient(70% 90% at 94% 8%, rgba(242, 107, 42, 0.22), transparent 58%),
    linear-gradient(158deg, var(--ink-2) 0%, var(--ink) 56%, var(--ink-3) 100%);
  border-bottom: 1px solid var(--line-invert);
}

.page-disclaimer .usage-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 132px;
  z-index: -1;
  pointer-events: none;
  opacity: 0.32;
  background-image:
    repeating-linear-gradient(90deg, var(--line-invert) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(0deg, var(--line-invert) 0 1px, transparent 1px 44px);
  mask-image: linear-gradient(180deg, transparent, #000 70%);
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 70%);
}

.page-disclaimer .usage-hero__inner {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: center;
}

.page-disclaimer .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(247, 249, 246, 0.6);
}

.page-disclaimer .breadcrumb a {
  color: rgba(247, 249, 246, 0.82);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

.page-disclaimer .usage-hero .eyebrow {
  margin: 0 0 10px;
  color: var(--amber);
  letter-spacing: 0.2em;
}

.page-disclaimer h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 6vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: 0.015em;
  color: var(--score);
}

.page-disclaimer .usage-hero__lead {
  max-width: 48ch;
  margin: 0 0 26px;
  font-size: clamp(0.96rem, 1.6vw, 1.06rem);
  line-height: 1.9;
  color: rgba(247, 249, 246, 0.84);
}

.page-disclaimer .usage-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-invert);
}

.page-disclaimer .usage-hero__meta > div {
  padding-right: 22px;
  margin-right: 22px;
  border-right: 1px solid var(--line-invert);
}

.page-disclaimer .usage-hero__meta > div:last-child {
  padding-right: 0;
  margin-right: 0;
  border-right: 0;
}

.page-disclaimer .usage-hero__meta dt {
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(247, 249, 246, 0.55);
}

.page-disclaimer .usage-hero__meta dd {
  margin: 0;
  font-size: 0.94rem;
  color: var(--score);
}

.page-disclaimer .usage-hero__figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--glass);
  border: 1px solid var(--line-invert);
}

.page-disclaimer .usage-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(8, 26, 43, 0.1), rgba(8, 26, 43, 0.42)),
    repeating-linear-gradient(90deg, rgba(247, 249, 246, 0.1) 0 1px, transparent 1px 62px);
  mix-blend-mode: normal;
}

.page-disclaimer .usage-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.02);
}

/* ---------- 主体：目录 + 条款 ---------- */
.page-disclaimer .usage-body {
  display: grid;
  gap: var(--usage-gap);
  padding-block: clamp(30px, 5vw, 62px) clamp(48px, 7vw, 96px);
}

.page-disclaimer .usage-toc {
  padding-top: 14px;
  border-top: 2px solid var(--grass);
}

.page-disclaimer .usage-toc__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--grass-deep);
}

.page-disclaimer .usage-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .usage-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 8px 10px;
  font-size: 0.88rem;
  line-height: 1.4;
  color: var(--ink-text);
  white-space: nowrap;
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background-color 180ms ease-out, border-color 180ms ease-out;
}

.page-disclaimer .usage-toc__list a:hover,
.page-disclaimer .usage-toc__list a:focus-visible {
  background: rgba(255, 178, 122, 0.22);
  border-left-color: var(--whistle);
  color: var(--ink-text);
}

.page-disclaimer .usage-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--grass);
}

.page-disclaimer .usage-top {
  display: inline-block;
  margin-top: 14px;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--grass-deep);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

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

.page-disclaimer .clause {
  display: grid;
  gap: 10px;
  padding-block: clamp(26px, 3.6vw, 44px);
  border-bottom: 1px solid var(--line);
  scroll-margin-top: calc(var(--band-h) + 72px);
}

.page-disclaimer .clause__num {
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
  color: var(--grass);
  padding-top: 4px;
}

.page-disclaimer .clause__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.6vw, 1.85rem);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: 0.015em;
  color: var(--ink-text);
}

.page-disclaimer .clause__body p {
  max-width: 66ch;
  margin: 0 0 14px;
  font-size: 0.98rem;
  line-height: 1.88;
}

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

.page-disclaimer .clause__list {
  display: grid;
  gap: 10px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

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

.page-disclaimer .clause__list li {
  position: relative;
  max-width: 68ch;
  padding-left: 20px;
  font-size: 0.97rem;
  line-height: 1.85;
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 9px;
  height: 2px;
  background: var(--whistle);
}

.page-disclaimer .clause--emphasis {
  padding-inline: clamp(14px, 2.4vw, 24px);
  background: linear-gradient(180deg, rgba(255, 178, 122, 0.16), rgba(255, 178, 122, 0.04));
  border-left: 3px solid var(--whistle);
}

.page-disclaimer .clause__foot {
  max-width: 66ch;
  margin-top: 20px;
  padding-top: 16px;
  font-size: 0.93rem;
  line-height: 1.85;
  color: rgba(16, 35, 28, 0.78);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 联系方式 ---------- */
.page-disclaimer .contact-grid {
  display: grid;
  gap: 16px;
  margin: 20px 0 4px;
}

.page-disclaimer .contact-grid > div {
  padding-top: 10px;
  border-top: 2px solid var(--grass);
}

.page-disclaimer .contact-grid dt {
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--grass-deep);
}

.page-disclaimer .contact-grid dd {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.7;
  word-break: break-word;
}

.page-disclaimer .contact-grid__mono {
  font-family: var(--font-mono);
  letter-spacing: 0.01em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-disclaimer .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 28px;
  }
}

@media (min-width: 760px) {
  .page-disclaimer .clause {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 4px 30px;
  }

  .page-disclaimer .clause__num {
    padding-top: 6px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .usage-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(32px, 4vw, 56px);
  }
}

@media (min-width: 960px) {
  .page-disclaimer .usage-body {
    grid-template-columns: minmax(168px, 216px) minmax(0, 1fr);
    gap: clamp(32px, 4.5vw, 68px);
    align-items: start;
  }

  .page-disclaimer .usage-toc {
    position: sticky;
    top: calc(24px + var(--band-h));
    align-self: start;
    max-height: calc(100vh - 56px);
    overflow-y: auto;
    padding: 16px 14px 18px;
    background: linear-gradient(180deg, rgba(27, 58, 87, 0.07), rgba(27, 58, 87, 0.02));
    border: 1px solid var(--line);
    border-top: 2px solid var(--grass);
  }

  .page-disclaimer .usage-toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .usage-toc__list li + li {
    border-top: 1px solid var(--line-soft);
  }

  .page-disclaimer .usage-toc__list a {
    white-space: normal;
    padding: 9px 10px;
    font-size: 0.9rem;
  }

  .page-disclaimer .usage-top {
    margin-top: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .usage-toc__list a {
    transition: none;
  }
}
<<<END>>>