.page-disclaimer {
  --disc-gap: clamp(20px, 3vw, 36px);
  background: var(--ice);
  color: var(--ink);
}

/* ---------- 顶部横幅 ---------- */
.page-disclaimer .disc-banner {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 130% at 90% -10%, rgba(53, 240, 200, 0.18), transparent 58%),
    linear-gradient(148deg, var(--night) 0%, var(--ink) 56%, var(--ink-2) 100%);
  color: var(--white);
  border-bottom: 1px solid var(--line-strong);
}

.page-disclaimer .disc-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(230, 237, 234, 0.06) 0 1px, transparent 1px 76px),
    repeating-linear-gradient(0deg, rgba(230, 237, 234, 0.06) 0 1px, transparent 1px 76px);
  pointer-events: none;
}

.page-disclaimer .disc-banner__inner {
  position: relative;
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: clamp(24px, 4vw, 48px) var(--gutter) clamp(32px, 5vw, 58px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

.page-disclaimer .disc-banner__text {
  min-width: 0;
}

.page-disclaimer .disc-banner .breadcrumbs__list {
  margin: 0 0 16px;
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-disclaimer .disc-banner .breadcrumbs__link {
  color: rgba(248, 251, 249, 0.68);
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .disc-banner .breadcrumbs__link:hover,
.page-disclaimer .disc-banner .breadcrumbs__link:focus-visible {
  color: var(--cyan);
}

.page-disclaimer .disc-banner .breadcrumbs__sep {
  color: rgba(248, 251, 249, 0.34);
}

.page-disclaimer .disc-banner .breadcrumbs__item[aria-current] {
  color: rgba(248, 251, 249, 0.52);
}

.page-disclaimer .disc-banner__label {
  margin: 0;
  color: var(--cyan);
  border-bottom: 0;
}

.page-disclaimer .disc-banner h1 {
  margin: 12px 0 16px;
  font-size: clamp(28px, 4.4vw, 52px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: 0.02em;
  max-width: 14ch;
}

.page-disclaimer .disc-banner__lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(248, 251, 249, 0.82);
}

.page-disclaimer .disc-banner__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.page-disclaimer .disc-banner__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 版本条 ---------- */
.page-disclaimer .disc-version {
  position: relative;
  background: var(--ice);
  border-bottom: 1px solid var(--line-ice);
}

.page-disclaimer .disc-version::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--teal) 0%, var(--cyan) 42%, transparent 100%);
  opacity: 0.55;
}

.page-disclaimer .disc-version__inner {
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 28px;
}

.page-disclaimer .disc-version__item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
}

.page-disclaimer .disc-version__key {
  color: var(--mute);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 11px;
}

.page-disclaimer .disc-version__val {
  margin: 0;
  color: var(--ink);
  font-weight: 700;
}

.page-disclaimer .disc-version__toggle {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  background: transparent;
  border: 1px solid var(--line-ice);
  border-radius: var(--radius);
  padding: 7px 12px;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-disclaimer .disc-version__toggle:hover,
.page-disclaimer .disc-version__toggle:focus-visible {
  color: var(--ink);
  border-color: var(--teal);
  background: var(--white);
}

.page-disclaimer .disc-version__toggle[aria-expanded="true"] {
  color: var(--ink);
  border-color: var(--ink-3);
  background: var(--white);
}

.page-disclaimer .disc-version__panel {
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: 0 var(--gutter) 18px;
}

.page-disclaimer .disc-version__list {
  list-style: none;
  margin: 0;
  padding: 14px 16px;
  background: var(--white);
  border: 1px solid var(--line-ice);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
}

.page-disclaimer .disc-version__list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-disclaimer .disc-version__list li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .disc-version__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--orange);
  transform: rotate(45deg);
}

/* ---------- 双栏主体 ---------- */
.page-disclaimer .disc-layout {
  max-width: var(--shell-w);
  margin: 0 auto;
  padding: clamp(28px, 4.5vw, 52px) var(--gutter) clamp(48px, 6vw, 80px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 40px);
}

/* 目录 */
.page-disclaimer .disc-toc {
  min-width: 0;
  background: var(--white);
  border: 1px solid var(--line-ice);
  border-radius: var(--radius);
  padding: 16px 14px;
}

.page-disclaimer .disc-toc__title {
  margin: 0 0 10px;
  padding-left: 4px;
  color: var(--mute);
}

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

.page-disclaimer .disc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 6px;
  border-radius: var(--radius);
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-disclaimer .disc-toc__link:hover,
.page-disclaimer .disc-toc__link:focus-visible {
  background: var(--ice);
  color: var(--ink);
}

.page-disclaimer .disc-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--teal);
  letter-spacing: 0.06em;
  flex: 0 0 auto;
}

/* 正文 */
.page-disclaimer .disc-body {
  min-width: 0;
  background: var(--white);
  border: 1px solid var(--line-ice);
  border-radius: var(--radius);
  padding: clamp(18px, 3vw, 38px);
}

.page-disclaimer .disc-clause {
  padding: clamp(22px, 3vw, 32px) 0;
  border-top: 1px solid var(--line-ice);
  scroll-margin-top: 96px;
}

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

.page-disclaimer .disc-clause:last-child {
  padding-bottom: 0;
}

.page-disclaimer .disc-clause__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 12px;
  margin-bottom: 12px;
}

.page-disclaimer .disc-clause__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
  background: var(--cyan);
  border-radius: 2px;
  padding: 5px 6px;
}

.page-disclaimer .disc-clause__title {
  flex: 1 1 auto;
  margin: 0;
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-disclaimer .disc-copy {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mute);
  background: transparent;
  border: 1px solid var(--line-ice);
  border-radius: 2px;
  padding: 4px 8px;
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-disclaimer .disc-copy:hover,
.page-disclaimer .disc-copy:focus-visible {
  color: var(--teal);
  border-color: var(--teal);
}

.page-disclaimer .disc-copy.is-copied {
  color: var(--white);
  background: var(--orange);
  border-color: var(--orange);
}

.page-disclaimer .disc-clause__text {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-2);
}

.page-disclaimer .disc-clause__text p {
  margin: 0 0 14px;
}

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

.page-disclaimer .disc-clause__text strong {
  color: var(--ink);
  font-weight: 700;
}

.page-disclaimer .disc-link {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .disc-link:hover,
.page-disclaimer .disc-link:focus-visible {
  color: var(--ink);
}

.page-disclaimer .disc-rules {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
}

.page-disclaimer .disc-rules__item {
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  line-height: 1.8;
}

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

.page-disclaimer .disc-rules__item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 7px;
  height: 7px;
  background: var(--teal);
  border-radius: 1px;
  transform: rotate(45deg);
}

/* 引用规范对照 */
.page-disclaimer .disc-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 16px 0;
}

.page-disclaimer .disc-split__col {
  min-width: 0;
  background: var(--ice);
  border: 1px solid var(--line-ice);
  border-left: 3px solid var(--teal);
  border-radius: var(--radius);
  padding: 16px 18px;
}

.page-disclaimer .disc-split__col--alt {
  border-left-color: var(--orange);
}

.page-disclaimer .disc-split__col .disc-rules {
  margin-bottom: 0;
}

.page-disclaimer .disc-split__label {
  margin: 0 0 10px;
  color: var(--ink-3);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-split {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .disc-banner__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(28px, 4vw, 52px);
  }

  .page-disclaimer .disc-banner__figure {
    clip-path: polygon(6% 0, 100% 0, 100% 100%, 0 94%);
  }
}

@media (min-width: 960px) {
  .page-disclaimer .disc-layout {
    grid-template-columns: 220px minmax(0, 1fr);
    align-items: start;
    gap: clamp(28px, 3.4vw, 48px);
  }

  .page-disclaimer .disc-toc {
    position: sticky;
    top: 96px;
  }
}

@media (max-width: 520px) {
  .page-disclaimer .disc-version__toggle {
    margin-left: 0;
  }

  .page-disclaimer .disc-copy {
    margin-left: 0;
  }

  .page-disclaimer .disc-clause__text {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-toc__link,
  .page-disclaimer .disc-copy,
  .page-disclaimer .disc-version__toggle,
  .page-disclaimer .disc-link,
  .page-disclaimer .disc-banner .breadcrumbs__link {
    transition: none;
  }
}
<<<END>>>