.page-disclaimer {
  --disc-rail: 26px;
  --disc-underline: rgba(255, 107, 26, .32);
  background: var(--ink-900);
  color: var(--white);
}

/* 首屏 */
.page-disclaimer .disc-hero {
  position: relative;
  padding-block: clamp(26px, 5vw, 54px) clamp(20px, 3vw, 34px);
  overflow: hidden;
}

.page-disclaimer .disc-hero__lines {
  position: absolute;
  top: -10px;
  right: -70px;
  width: min(520px, 72%);
  height: auto;
  color: var(--line);
  opacity: .5;
  pointer-events: none;
}

.page-disclaimer .breadcrumb {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-disclaimer .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

.page-disclaimer .breadcrumb a:hover {
  color: var(--green-bright);
}

.page-disclaimer .disc-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
  margin-top: 18px;
}

.page-disclaimer .disc-hero__text h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 8vw, 66px);
  line-height: 1.03;
  letter-spacing: -.012em;
  max-width: 16ch;
}

.page-disclaimer .disc-hero__text .lede {
  margin-top: 16px;
  max-width: 46ch;
  color: #DCE5EF;
}

.page-disclaimer .disc-hero__meta {
  margin: 0;
  padding: 18px 20px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  display: grid;
  gap: 16px;
  align-self: start;
}

.page-disclaimer .disc-meta__row {
  display: grid;
  gap: 6px;
}

.page-disclaimer .disc-meta__key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .disc-meta__val {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-disclaimer .disc-hero__media {
  position: relative;
  z-index: 1;
  margin: 30px 0 0;
}

.page-disclaimer .disc-hero__media .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
}

.page-disclaimer .disc-hero__media .media-frame__cap {
  margin-top: 10px;
  font-size: 13px;
  color: var(--muted);
}

/* 目录 + 正文 */
.page-disclaimer .disc-doc-wrap {
  display: grid;
  gap: 18px;
  align-items: start;
  padding-block: clamp(26px, 4vw, 46px) clamp(52px, 8vw, 100px);
}

.page-disclaimer .disc-toc {
  position: sticky;
  top: 60px;
  z-index: 4;
  background: var(--ink-900);
  border-bottom: 1px solid var(--line);
  padding-bottom: 10px;
}

.page-disclaimer .disc-toc .toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  min-width: 0;
  scrollbar-width: none;
}

.page-disclaimer .disc-toc .toc__list::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .disc-toc .toc__list li {
  display: contents;
}

.page-disclaimer .disc-toc .toc__link {
  display: block;
  white-space: nowrap;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--muted);
  text-decoration: none;
}

.page-disclaimer .disc-toc .toc__link:hover {
  color: var(--white);
  border-color: var(--green);
}

.page-disclaimer .disc-toc .toc__link[aria-current="true"] {
  background: var(--green);
  border-color: var(--green);
  color: var(--ink-900);
}

.page-disclaimer .disc-doc {
  min-width: 0;
  border-left: 1px solid var(--line);
  padding-left: var(--disc-rail);
}

.page-disclaimer .disc-clause {
  position: relative;
  margin-bottom: clamp(38px, 6vw, 62px);
  scroll-margin-top: 132px;
}

.page-disclaimer .disc-clause__num {
  position: absolute;
  left: -46px;
  top: 4px;
  width: 40px;
  text-align: center;
  background: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-disclaimer .disc-clause h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 4.6vw, 30px);
  line-height: 1.22;
  letter-spacing: -.006em;
}

.page-disclaimer .disc-doc p {
  margin: 0 0 14px;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: #DCE5EF;
}

.page-disclaimer .disc-list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 11px;
  max-width: 60ch;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.8;
  color: #DCE5EF;
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 9px;
  height: 2px;
  background: var(--green-bright);
}

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

.page-disclaimer .disc-mark {
  background: linear-gradient(transparent 64%, var(--disc-underline) 64%);
  color: var(--white);
}

.page-disclaimer .disc-link {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--green);
}

.page-disclaimer .disc-link:hover {
  color: var(--green-bright);
  border-bottom-color: var(--orange);
}

/* 引用格式块 */
.page-disclaimer .disc-format {
  margin: 16px 0 20px;
  padding: 14px 16px 16px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
  border-radius: var(--r-md);
}

.page-disclaimer .disc-format__head {
  margin: 0 0 10px;
  max-width: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--yellow);
}

.page-disclaimer .disc-format__code {
  margin: 0 0 6px;
  max-width: none;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--white);
  word-break: break-word;
}

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

/* 版本沿革 */
.page-disclaimer .disc-versions {
  margin: 18px 0 20px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
  max-width: 62ch;
}

.page-disclaimer .disc-versions li {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.75;
  color: #DCE5EF;
}

.page-disclaimer .disc-versions b {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13.5px;
  letter-spacing: .03em;
  color: var(--orange);
}

/* 收束 */
.page-disclaimer .disc-next {
  margin-top: 6px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .disc-next .section-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(20px, 4vw, 26px);
  font-weight: 800;
}

.page-disclaimer .disc-next .note {
  margin-top: 14px;
  max-width: 52ch;
  color: var(--muted);
}

/* 轻量入场动效 */
@keyframes disc-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .page-disclaimer .disc-hero__text,
  .page-disclaimer .disc-hero__meta,
  .page-disclaimer .disc-hero__media {
    animation: disc-rise var(--dur) var(--ease) both;
  }

  .page-disclaimer .disc-hero__meta {
    animation-delay: 60ms;
  }

  .page-disclaimer .disc-hero__media {
    animation-delay: 110ms;
  }
}

/* 中屏：版本行分列 */
@media (min-width: 640px) {
  .page-disclaimer .disc-versions li {
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

/* 桌面：左侧目录固定，正文沿边线展开 */
@media (min-width: 960px) {
  .page-disclaimer .disc-hero__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 48px;
  }

  .page-disclaimer .disc-doc-wrap {
    grid-template-columns: 238px minmax(0, 1fr);
    gap: 56px;
    padding-top: clamp(36px, 4vw, 56px);
  }

  .page-disclaimer .disc-toc {
    position: sticky;
    top: 96px;
    border-bottom: 0;
    padding-bottom: 0;
  }

  .page-disclaimer .disc-toc .toc__list {
    flex-direction: column;
    overflow: visible;
    gap: 2px;
  }

  .page-disclaimer .disc-toc .toc__link {
    white-space: normal;
    padding: 8px 0 8px 12px;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    font-size: 13px;
    line-height: 1.6;
  }

  .page-disclaimer .disc-toc .toc__link[aria-current="true"] {
    background: transparent;
    color: var(--green-bright);
    border-left-color: var(--orange);
  }

  .page-disclaimer .disc-clause__num {
    left: -56px;
  }

  .page-disclaimer .disc-doc {
    --disc-rail: 34px;
  }
}
<<<END>>>