.page-disclaimer {
  --usage-max-text: 40rem;
  --usage-aside-w: 252px;
  background:
    radial-gradient(110% 70% at 88% 0%, rgba(227, 168, 78, 0.10), transparent 58%),
    radial-gradient(90% 60% at 0% 100%, rgba(121, 199, 184, 0.07), transparent 62%),
    var(--hy-night);
  color: var(--hy-paper);
  padding-bottom: clamp(3rem, 8vw, 5.5rem);
}

.page-disclaimer .hy-breadcrumb {
  padding-top: clamp(1.1rem, 3vw, 1.8rem);
}

/* 首屏 */
.page-disclaimer .usage-hero {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.4rem);
  padding-block: clamp(1.3rem, 3.5vw, 2.2rem) clamp(2rem, 5vw, 3.2rem);
}

.page-disclaimer .usage-hero__text > * + * {
  margin-top: 1rem;
}

.page-disclaimer .usage-hero h1 {
  font-family: var(--hy-font-head);
  font-weight: 800;
  font-size: clamp(1.95rem, 6.2vw, 3.5rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0;
  max-width: 22ch;
}

.page-disclaimer .usage-hero__lead {
  max-width: var(--usage-max-text);
  font-size: clamp(0.97rem, 2.4vw, 1.08rem);
  line-height: 1.9;
  color: rgba(243, 245, 239, 0.82);
  margin: 0;
}

.page-disclaimer .usage-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.6rem;
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  font-size: 0.83rem;
  color: rgba(243, 245, 239, 0.66);
}

.page-disclaimer .usage-hero__meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
}

.page-disclaimer .usage-hero__meta .hy-mono {
  color: var(--hy-gold);
  font-size: 1.05rem;
  font-weight: 600;
}

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

.page-disclaimer .usage-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.9;
}

.page-disclaimer .usage-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(28, 66, 72, 0.55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(28, 66, 72, 0.55) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: radial-gradient(120% 95% at 70% 18%, #000 18%, transparent 76%);
  mask-image: radial-gradient(120% 95% at 70% 18%, #000 18%, transparent 76%);
}

/* 主体两栏 */
.page-disclaimer .usage-body {
  display: grid;
  gap: clamp(2rem, 5vw, 3rem);
  border-top: 1px solid var(--hy-line);
  padding-top: clamp(1rem, 3vw, 1.6rem);
}

.page-disclaimer .usage-terms {
  min-width: 0;
}

.page-disclaimer .usage-term {
  padding-block: clamp(1.6rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--hy-line);
}

.page-disclaimer .usage-term:first-child {
  padding-top: 0.6rem;
}

.page-disclaimer .usage-term__head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  margin-bottom: 0.95rem;
}

.page-disclaimer .usage-term__head .hy-num {
  flex: none;
  font-size: clamp(1.45rem, 4.4vw, 2.05rem);
  line-height: 1;
}

.page-disclaimer .usage-term h2 {
  font-family: var(--hy-font-head);
  font-weight: 700;
  font-size: clamp(1.16rem, 3.4vw, 1.55rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--hy-paper);
}

.page-disclaimer .usage-term p {
  max-width: var(--usage-max-text);
  margin: 0;
  font-size: 0.97rem;
  line-height: 1.9;
  color: rgba(243, 245, 239, 0.8);
}

.page-disclaimer .usage-term p + p {
  margin-top: 0.85rem;
}

.page-disclaimer .usage-list {
  list-style: none;
  max-width: var(--usage-max-text);
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-disclaimer .usage-list li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.94rem;
  line-height: 1.8;
  color: rgba(243, 245, 239, 0.76);
}

.page-disclaimer .usage-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--hy-mist);
}

.page-disclaimer .usage-list strong {
  color: var(--hy-paper);
  font-weight: 600;
}

.page-disclaimer .usage-note {
  max-width: var(--usage-max-text);
  margin-top: 1.05rem !important;
  padding-left: 0.9rem;
  border-left: 2px solid var(--hy-mist);
  font-size: 0.86rem !important;
  line-height: 1.8;
  color: rgba(142, 169, 198, 0.95) !important;
}

.page-disclaimer .usage-callout {
  max-width: var(--usage-max-text);
  margin: 1.15rem 0 0;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--hy-sand);
  border-radius: 0 var(--hy-radius-m) var(--hy-radius-m) 0;
  background: rgba(216, 199, 168, 0.1);
}

.page-disclaimer .usage-callout__title {
  font-family: var(--hy-font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--hy-sand) !important;
  margin-bottom: 0.35rem;
}

.page-disclaimer .usage-callout p {
  color: rgba(243, 245, 239, 0.85);
  font-size: 0.92rem;
}

.page-disclaimer .usage-contact {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.2rem;
  max-width: var(--usage-max-text);
}

.page-disclaimer .usage-contact__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.9rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--hy-line);
  border-radius: var(--hy-radius-m);
  background: var(--hy-panel);
}

.page-disclaimer .usage-contact__item p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--hy-paper);
  word-break: break-word;
}

.page-disclaimer .usage-contact__item .hy-mono {
  letter-spacing: 0.01em;
}

/* 右侧注释栏 */
.page-disclaimer .usage-aside {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-disclaimer .usage-aside__nav {
  padding: 1rem 1.1rem;
  border: 1px solid var(--hy-line);
  border-radius: var(--hy-radius-m);
  background: rgba(15, 43, 49, 0.62);
}

.page-disclaimer .usage-toc {
  list-style: none;
  margin: 0.7rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
  counter-reset: none;
}

.page-disclaimer .usage-toc a {
  display: block;
  padding: 0.42rem 0.5rem;
  border-radius: 8px;
  font-family: var(--hy-font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: rgba(243, 245, 239, 0.62);
  border-left: 2px solid transparent;
  transition: color 0.18s var(--hy-ease), background-color 0.18s var(--hy-ease), border-color 0.18s var(--hy-ease);
}

.page-disclaimer .usage-toc a:hover,
.page-disclaimer .usage-toc a:focus-visible {
  color: var(--hy-paper);
  background: rgba(28, 66, 72, 0.55);
}

.page-disclaimer .usage-toc a[aria-current] {
  color: var(--hy-gold);
  border-left-color: var(--hy-signal);
  background: rgba(255, 106, 61, 0.08);
}

.page-disclaimer .usage-aside__card {
  display: grid;
  gap: 0.7rem;
  justify-items: start;
  padding: 1.1rem;
  border: 1px solid var(--hy-line);
  border-radius: var(--hy-radius-m);
  background: var(--hy-panel);
}

.page-disclaimer .usage-aside__card p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: rgba(243, 245, 239, 0.74);
}

.page-disclaimer .usage-aside__card .hy-btn {
  font-size: 0.86rem;
}

.page-disclaimer .usage-aside__card--plain {
  background: transparent;
  border-style: dashed;
}

.page-disclaimer .usage-aside__card--plain .hy-mono {
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--hy-mist);
}

.page-disclaimer .usage-aside__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-disclaimer .usage-aside__links a {
  font-size: 0.86rem;
  color: rgba(243, 245, 239, 0.78);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--hy-ease), border-color 0.18s var(--hy-ease);
}

.page-disclaimer .usage-aside__links a:hover,
.page-disclaimer .usage-aside__links a:focus-visible {
  color: var(--hy-gold);
  border-bottom-color: var(--hy-gold);
}

/* 页尾 */
.page-disclaimer .usage-foot {
  margin-top: clamp(1.8rem, 5vw, 3rem);
  padding-top: 1.2rem;
  border-top: 1px solid var(--hy-line);
  display: grid;
  gap: 0.5rem;
}

.page-disclaimer .usage-foot p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.8;
  color: rgba(243, 245, 239, 0.55);
}

.page-disclaimer .usage-foot a {
  color: var(--hy-mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(142, 169, 198, 0.45);
}

.page-disclaimer .usage-foot a:hover,
.page-disclaimer .usage-foot a:focus-visible {
  color: var(--hy-paper);
  border-bottom-color: var(--hy-paper);
}

.page-disclaimer .usage-foot .hy-mono {
  font-size: 0.76rem;
  color: rgba(243, 245, 239, 0.4);
}

/* 响应式 */
@media (min-width: 760px) {
  .page-disclaimer .usage-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }

  .page-disclaimer .usage-hero__figure img {
    aspect-ratio: 4 / 5;
  }

  .page-disclaimer .usage-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .usage-contact__item:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .usage-body {
    grid-template-columns: minmax(0, 1fr) var(--usage-aside-w);
    gap: clamp(2.4rem, 5vw, 4rem);
    align-items: start;
  }

  .page-disclaimer .usage-aside {
    position: sticky;
    top: calc(var(--hy-header-h) + 1.6rem);
  }

  .page-disclaimer .usage-term {
    padding-block: clamp(2rem, 3.2vw, 2.8rem);
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .usage-hero h1 {
    max-width: 18ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .usage-toc a,
  .page-disclaimer .usage-aside__links a {
    transition: none;
  }
}

@media print {
  .page-disclaimer {
    background: #fff;
    color: #111;
  }

  .page-disclaimer .usage-aside,
  .page-disclaimer .usage-hero__figure {
    display: none;
  }

  .page-disclaimer .usage-term,
  .page-disclaimer .usage-foot {
    break-inside: avoid;
    border-color: #999;
  }

  .page-disclaimer .usage-term p,
  .page-disclaimer .usage-term h2,
  .page-disclaimer .usage-contact__item p {
    color: #111;
  }
}
<<<END>>>