.page-disclaimer {
  --disc-rule: var(--stone-200);
  --disc-body-max: 40em;
  background: var(--paper);
  padding-bottom: clamp(4rem, 9vw, 6rem);
  overflow-x: hidden;
}

.page-disclaimer .disc-crumbs {
  padding-top: clamp(1.25rem, 4vw, 2.25rem);
}

.page-disclaimer .breadcrumbs {
  font-size: var(--fs-sm);
  color: var(--graphite-soft);
}

/* 首屏：对角错位 */
.page-disclaimer .disc-hero {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2.5rem) 0 clamp(2rem, 5vw, 3.25rem);
  overflow: hidden;
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 74%;
  height: 58%;
  background: linear-gradient(155deg, var(--ink-900), var(--ink-700));
  clip-path: polygon(22% 0, 100% 0, 100% 100%, 0 100%);
  opacity: .9;
  z-index: 0;
}

.page-disclaimer .disc-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-disclaimer .kicker {
  margin: 0 0 .75rem;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-500);
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}

.page-disclaimer .kicker::before {
  content: "";
  width: 1.6rem;
  height: 2px;
  background: var(--amber-500);
  display: inline-block;
}

.page-disclaimer .disc-hero__title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 6vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink-900);
  max-width: 15em;
}

.page-disclaimer .disc-hero__lead {
  margin: 0;
  max-width: 36em;
  font-size: var(--fs-md);
  line-height: 1.8;
  color: var(--graphite-soft);
}

.page-disclaimer .disc-hero__meta {
  margin: 1.25rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: .08em;
  color: var(--ink-700);
  border-top: var(--line);
  padding-top: .75rem;
  display: inline-block;
}

.page-disclaimer .disc-hero__visual {
  margin: 0;
  position: relative;
  background: var(--ink-700);
  padding: 10px;
  clip-path: polygon(0 8%, 100% 0, 100% 88%, 88% 100%, 0 100%);
}

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

/* 章节跳转条 */
.page-disclaimer .disc-jump {
  position: sticky;
  top: 0;
  z-index: 6;
  display: flex;
  gap: .5rem;
  overflow-x: auto;
  padding: .75rem 0;
  margin-top: clamp(.75rem, 2vw, 1.25rem);
  border-top: var(--line);
  border-bottom: var(--line);
  background: var(--paper);
  scrollbar-width: none;
}

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

.page-disclaimer .disc-jump__link {
  flex: 0 0 auto;
  padding: .4rem .85rem;
  border: 1px solid var(--stone-200);
  border-radius: var(--radius-pill);
  background: var(--paper-2);
  color: var(--ink-700);
  font-size: var(--fs-sm);
  font-family: var(--font-mono);
  letter-spacing: .04em;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-disclaimer .disc-jump__link:hover,
.page-disclaimer .disc-jump__link:focus-visible {
  border-color: var(--amber-500);
  color: var(--ink-900);
}

/* 章节清单：细线逐节收束 */
.page-disclaimer .disc-sections {
  margin-top: clamp(1rem, 3vw, 1.75rem);
}

.page-disclaimer .disc-item {
  --rule-w: 62%;
  padding: clamp(1rem, 3vw, 1.5rem) 0;
}

.page-disclaimer .disc-item:nth-of-type(2) { --rule-w: 54%; }
.page-disclaimer .disc-item:nth-of-type(3) { --rule-w: 46%; }
.page-disclaimer .disc-item:nth-of-type(4) { --rule-w: 38%; }
.page-disclaimer .disc-item:nth-of-type(5) { --rule-w: 30%; }

.page-disclaimer .disc-item::after {
  content: "";
  display: block;
  width: var(--rule-w);
  border-top: 1px solid var(--disc-rule);
  margin-top: clamp(.75rem, 2.5vw, 1.25rem);
}

.page-disclaimer .disc-item__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: .7rem;
  cursor: pointer;
  list-style: none;
  padding: .2rem 0;
}

.page-disclaimer .disc-item__head::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disc-item__no {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  letter-spacing: .1em;
  color: var(--amber-500);
  border-bottom: 2px solid var(--amber-300);
  padding-bottom: 2px;
}

.page-disclaimer .disc-item__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-lg);
  line-height: 1.4;
  color: var(--ink-900);
}

.page-disclaimer .disc-item__mark {
  position: relative;
  width: 1rem;
  height: 1rem;
  align-self: center;
}

.page-disclaimer .disc-item__mark::before,
.page-disclaimer .disc-item__mark::after {
  content: "";
  position: absolute;
  background: var(--ink-500);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-disclaimer .disc-item__mark::before {
  left: 0;
  top: 50%;
  width: 100%;
  height: 1px;
}

.page-disclaimer .disc-item__mark::after {
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
}

.page-disclaimer .disc-item[open] .disc-item__mark::after {
  opacity: 0;
  transform: scaleY(.2);
}

.page-disclaimer .disc-item__body {
  max-width: var(--disc-body-max);
  padding: .85rem 0 .2rem;
}

.page-disclaimer .disc-item__body p {
  margin: 0 0 .85rem;
  font-size: var(--fs-base);
  line-height: 1.78;
  color: var(--graphite-soft);
}

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

.page-disclaimer .disc-item__body a {
  color: var(--ink-500);
  text-decoration: none;
  border-bottom: 1px solid var(--amber-300);
}

.page-disclaimer .disc-item__body a:hover,
.page-disclaimer .disc-item__body a:focus-visible {
  color: var(--ink-900);
  border-bottom-color: var(--amber-500);
}

/* 引用提示块 */
.page-disclaimer .disc-note {
  margin: 1rem 0 0;
  padding: 1rem 1.1rem;
  background: var(--paper-2);
  border: 1px solid var(--stone-200);
  border-left: 3px solid var(--amber-500);
  border-radius: var(--radius-s);
}

.page-disclaimer .disc-note__label {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .12em;
  color: var(--coral-500);
  margin-bottom: .4rem;
}

.page-disclaimer .disc-note p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.72;
  color: var(--ink-700);
}

/* 收口色块 */
.page-disclaimer .disc-close {
  margin-top: clamp(2rem, 5vw, 3.25rem);
  padding: clamp(1.5rem, 4vw, 2.75rem);
  background: linear-gradient(150deg, var(--ink-900), var(--ink-700));
  color: var(--paper);
  border-radius: var(--radius-m);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  max-width: 62rem;
}

.page-disclaimer .disc-close__title {
  margin: 0 0 .75rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.15rem, 3.4vw, 1.6rem);
  line-height: 1.4;
  color: var(--paper-2);
}

.page-disclaimer .disc-close__text {
  margin: 0 0 1.25rem;
  max-width: 40em;
  font-size: var(--fs-base);
  line-height: 1.8;
  color: var(--stone-100);
}

.page-disclaimer .disc-close__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem;
}

.page-disclaimer .disc-close__btn {
  display: inline-flex;
  align-items: center;
  padding: .6rem 1.1rem;
  border: 1px solid rgba(247, 244, 236, .5);
  border-radius: var(--radius-pill);
  color: var(--paper);
  font-size: var(--fs-sm);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-disclaimer .disc-close__btn:hover,
.page-disclaimer .disc-close__btn:focus-visible {
  border-color: var(--paper);
  background: rgba(247, 244, 236, .1);
}

.page-disclaimer .disc-close__minor {
  color: var(--stone-100);
  font-size: var(--fs-sm);
  text-decoration: none;
  border-bottom: 1px solid rgba(247, 244, 236, .35);
}

.page-disclaimer .disc-close__minor:hover,
.page-disclaimer .disc-close__minor:focus-visible {
  border-bottom-color: var(--amber-300);
  color: var(--paper-2);
}

/* 固定次级入口 */
.page-disclaimer .disc-dock {
  position: fixed;
  right: clamp(.75rem, 3vw, 1.75rem);
  bottom: clamp(.75rem, 3vw, 1.75rem);
  z-index: 20;
}

.page-disclaimer .disc-dock__link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .55rem .95rem;
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .06em;
  border-radius: var(--radius-pill);
  text-decoration: none;
  box-shadow: var(--shadow-float);
  border: 1px solid var(--ink-700);
}

.page-disclaimer .disc-dock__link::before {
  content: "←";
  color: var(--amber-300);
}

.page-disclaimer .disc-dock__link:hover,
.page-disclaimer .disc-dock__link:focus-visible {
  background: var(--ink-700);
  border-color: var(--amber-500);
}

@media (min-width: 48em) {
  .page-disclaimer .disc-hero__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: end;
  }

  .page-disclaimer .disc-hero__visual {
    margin-top: 1.5rem;
  }

  .page-disclaimer .disc-item__title {
    font-size: var(--fs-xl);
  }

  .page-disclaimer .disc-item__body {
    padding-left: 2.6rem;
  }
}

@media (min-width: 64em) {
  .page-disclaimer .disc-hero {
    padding-top: clamp(2rem, 4vw, 3rem);
  }

  .page-disclaimer .disc-hero::before {
    width: 62%;
    height: 66%;
  }

  .page-disclaimer .disc-hero__visual {
    margin-top: 2.75rem;
  }

  .page-disclaimer .disc-jump {
    padding: 1rem 0;
    gap: .6rem;
  }

  .page-disclaimer .disc-item {
    padding: clamp(1.25rem, 2.4vw, 1.9rem) 0;
  }

  .page-disclaimer .disc-close {
    margin-left: auto;
    margin-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-jump__link,
  .page-disclaimer .disc-item__mark::before,
  .page-disclaimer .disc-item__mark::after,
  .page-disclaimer .disc-close__btn,
  .page-disclaimer .disc-close__minor,
  .page-disclaimer .disc-dock__link {
    transition: none;
  }
}
<<<END>>>