.page-disclaimer {
  --disc-gap: clamp(20px, 3.4vw, 40px);
  --disc-rule: rgba(42, 58, 82, 0.85);
  --disc-warm: rgba(240, 180, 87, 0.16);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  padding-block: clamp(20px, 3.5vw, 44px) clamp(32px, 5vw, 68px);
}

.page-disclaimer .disc-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.page-disclaimer .disc-hero__title {
  margin: 0.32em 0 0.5em;
  color: var(--paper);
}

.page-disclaimer .disc-hero__lead {
  margin: 0;
  color: var(--mist);
  max-width: 48ch;
}

.page-disclaimer .disc-hero__media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(245, 240, 230, 0.03);
}

.page-disclaimer .disc-hero__media .media__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 正文主体 ---------- */
.page-disclaimer .disc-body {
  padding-block: clamp(12px, 2vw, 24px) clamp(40px, 6vw, 76px);
}

/* ---------- 分段区块：竖排小标题 + 右侧正文 ---------- */
.page-disclaimer .disc-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding-block: clamp(28px, 4.2vw, 52px);
  border-top: 1px solid var(--disc-rule);
}

.page-disclaimer .disc-block--last {
  border-bottom: 1px solid var(--disc-rule);
}

.page-disclaimer .disc-block__rail {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-disclaimer .disc-block__num {
  font-family: var(--font-num);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1;
  color: var(--amber);
  letter-spacing: 0.02em;
}

.page-disclaimer .disc-block__vertical {
  font-size: var(--fs-small);
  letter-spacing: 0.22em;
  color: var(--mist);
}

.page-disclaimer .disc-block__title {
  margin: 0 0 0.7em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h2);
  line-height: 1.28;
  color: var(--paper);
  max-width: 26ch;
}

.page-disclaimer .disc-block__body .prose {
  max-width: 60ch;
}

.page-disclaimer .disc-block__body .prose p {
  margin: 0 0 1em;
}

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

.page-disclaimer .disc-block__body .prose a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(240, 180, 87, 0.45);
  padding-bottom: 1px;
}

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

/* ---------- 要点列表 ---------- */
.page-disclaimer .disc-list {
  list-style: none;
  margin: 0 0 1.1em;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding-left: 22px;
  line-height: 1.8;
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.78em;
  width: 10px;
  height: 1px;
  background: var(--amber);
}

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

/* ---------- 版本纸带 ---------- */
.page-disclaimer .disc-versions {
  position: relative;
  margin-block: clamp(30px, 4.5vw, 56px);
  padding: clamp(22px, 3.2vw, 36px) clamp(20px, 3vw, 36px) clamp(26px, 3.4vw, 40px);
  background: var(--indigo);
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.page-disclaimer .disc-versions::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--amber), var(--clay) 55%, var(--river));
}

.page-disclaimer .disc-versions::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--disc-warm) 0%, transparent 68%);
  pointer-events: none;
}

.page-disclaimer .disc-versions__title {
  position: relative;
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-h3);
  color: var(--paper);
}

.page-disclaimer .disc-versions__note {
  position: relative;
  margin: 0 0 clamp(22px, 3vw, 34px);
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--mist);
  max-width: 46ch;
}

.page-disclaimer .disc-versions__track {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-disclaimer .disc-versions__node {
  position: relative;
  padding-left: 26px;
}

.page-disclaimer .disc-versions__node::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--indigo);
  border: 2px solid var(--river);
  box-sizing: border-box;
}

.page-disclaimer .disc-versions__node::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 19px;
  bottom: -26px;
  width: 1px;
  background: var(--line);
}

.page-disclaimer .disc-versions__node:last-child::after {
  display: none;
}

.page-disclaimer .disc-versions__node--current::before {
  background: var(--amber);
  border-color: var(--amber);
  box-shadow: 0 0 0 5px rgba(240, 180, 87, 0.14);
}

.page-disclaimer .disc-versions__node .num {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  line-height: 1;
}

.page-disclaimer .disc-versions__label {
  margin: 6px 0 4px;
  font-size: var(--fs-h3);
  font-weight: 600;
  color: var(--paper);
  line-height: 1.4;
}

.page-disclaimer .disc-versions__node--current .disc-versions__label {
  color: var(--amber);
}

.page-disclaimer .disc-versions__desc {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--mist);
  max-width: 34ch;
}

/* ---------- 勘误入口 ---------- */
.page-disclaimer .disc-errata {
  margin-top: clamp(22px, 3vw, 32px);
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--disc-rule);
  border-left: 2px solid var(--amber);
  background: rgba(240, 180, 87, 0.05);
  display: grid;
  gap: 14px;
  justify-items: start;
}

.page-disclaimer .disc-errata__text {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--mist);
  max-width: 44ch;
}

/* ---------- 联系卡片 ---------- */
.page-disclaimer .disc-contact {
  margin-top: clamp(30px, 4.2vw, 52px);
  padding: clamp(24px, 3.4vw, 40px);
  background: var(--teal-deep);
  border: 1px solid var(--line);
  border-radius: 2px;
  display: grid;
  gap: 10px;
  justify-items: start;
}

.page-disclaimer .disc-contact__label {
  margin: 0;
  font-size: var(--fs-small);
  letter-spacing: 0.2em;
  color: var(--river);
}

.page-disclaimer .disc-contact__mail {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(1.05rem, 2.4vw, 1.6rem);
  color: var(--paper);
  word-break: break-all;
}

.page-disclaimer .disc-contact__note {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: var(--mist);
  max-width: 46ch;
}

.page-disclaimer .disc-contact__actions {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 纸张折角 ---------- */
.page-disclaimer .disc-fold {
  position: relative;
  height: 30px;
  margin-top: clamp(34px, 5vw, 56px);
  border-top: 1px solid var(--disc-rule);
}

.page-disclaimer .disc-fold::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, transparent calc(50% - 1px), var(--line) 50%, transparent calc(50% + 1px));
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .disc-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-disclaimer .disc-block {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: clamp(24px, 4vw, 56px);
    align-items: start;
  }

  .page-disclaimer .disc-block__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }

  .page-disclaimer .disc-block__vertical {
    writing-mode: vertical-rl;
    text-orientation: upright;
    letter-spacing: 0.32em;
    line-height: 1;
    padding-block: 4px;
  }

  .page-disclaimer .disc-versions__track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-disclaimer .disc-versions__node {
    padding: 34px 26px 0 0;
  }

  .page-disclaimer .disc-versions__node::before {
    top: 4px;
  }

  .page-disclaimer .disc-versions__node::after {
    left: 11px;
    top: 9px;
    bottom: auto;
    width: calc(100% - 14px);
    height: 1px;
  }

  .page-disclaimer .disc-versions__node:last-child {
    padding-right: 0;
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 1080px) {
  .page-disclaimer .disc-block {
    grid-template-columns: 168px minmax(0, 1fr);
  }

  .page-disclaimer .disc-hero__media {
    margin-left: clamp(0px, 2vw, 32px);
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer [data-reveal] {
    transition: opacity 0.12s linear !important;
    transform: none !important;
  }
}
<<<END>>>