.page-disclaimer {
  --rule-width: 50rem;
  --para-width: 36em;
  --num-size: clamp(1.9rem, 7.4vw, 3rem);
  padding-bottom: 40px;
}

/* ---------- 页首：斜线切分的标题区 ---------- */
.page-disclaimer .terms-hero {
  position: relative;
  display: grid;
  gap: 26px;
  padding: 26px 0 44px;
  border-bottom: 1px solid var(--hair);
}

.page-disclaimer .terms-hero::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: min(260px, 52%);
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: skewX(-28deg);
  transform-origin: left bottom;
}

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

.page-disclaimer .terms-hero__title {
  margin: 10px 0 0;
  font-size: clamp(1.85rem, 6.2vw, 3.2rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  max-width: 16em;
}

.page-disclaimer .terms-hero__lede {
  margin: 18px 0 0;
  max-width: 36em;
  font-size: var(--fs-17);
  line-height: 1.8;
  color: var(--fg-dim);
}

.page-disclaimer .terms-hero__art {
  margin: 0;
  background: var(--bg-steel);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%);
}

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

/* ---------- 条款正文：窄栏长文 ---------- */
.page-disclaimer .terms-body {
  max-width: var(--rule-width);
  padding-top: clamp(38px, 8vw, 68px);
}

.page-disclaimer .terms-body__title {
  margin: 0;
  padding-bottom: 16px;
  font-size: var(--fs-14);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--fg-dim);
  border-bottom: 1px solid var(--hair);
}

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

.page-disclaimer .terms-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: clamp(28px, 6vw, 48px) 0;
  scroll-margin-top: calc(var(--hdr-h) + 28px);
}

.page-disclaimer .terms-item + .terms-item {
  border-top: 1px solid var(--hair);
}

.page-disclaimer .terms-item__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--num-size);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--hairline);
  text-decoration: none;
  transition: color 0.22s var(--ease);
}

.page-disclaimer .terms-item__num:hover,
.page-disclaimer .terms-item__num:focus-visible,
.page-disclaimer .terms-item:target .terms-item__num {
  color: var(--accent);
}

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

.page-disclaimer .terms-item__body h3 {
  margin: 0 0 10px;
  font-size: var(--fs-21);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--fg);
}

.page-disclaimer .terms-item:target .terms-item__body h3 {
  color: var(--accent);
}

.page-disclaimer .terms-item__body p {
  margin: 0 0 12px;
  max-width: var(--para-width);
  font-size: var(--fs-17);
  line-height: 1.8;
  color: var(--fg-dim);
}

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

/* ---------- 页尾轨迹线 ---------- */
.page-disclaimer .terms-end {
  margin: 62px 0 26px;
  width: min(88%, 640px);
  height: 2px;
  background: linear-gradient(90deg, var(--accent) 0 5%, var(--hair) 5% 100%);
  transform: skewX(-24deg);
  transform-origin: left center;
}

/* ---------- 浮动回目录按钮 ---------- */
.page-disclaimer .terms-return {
  position: fixed;
  right: 14px;
  bottom: 74px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  text-decoration: none;
  color: var(--fg);
  background: var(--bg-raise);
  border: 1px solid var(--hair);
  clip-path: polygon(9px 0, 100% 0, 100% 100%, 0 100%, 0 9px);
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .terms-return::before {
  content: "↑";
  font-family: var(--font-sans);
  color: var(--accent);
  transition: color 0.2s var(--ease);
}

.page-disclaimer .terms-return:hover,
.page-disclaimer .terms-return:focus-visible {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
}

.page-disclaimer .terms-return:hover::before,
.page-disclaimer .terms-return:focus-visible::before {
  color: var(--accent-ink);
}

/* ---------- 中等屏：条目编号独立成列 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .terms-item {
    grid-template-columns: 5rem minmax(0, 1fr);
    gap: 30px;
    align-items: start;
  }

  .page-disclaimer .terms-return {
    right: 24px;
    bottom: 28px;
  }
}

/* ---------- 宽屏：分屏首屏 + 更舒展的条目间距 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .terms-hero {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
    gap: 60px;
    padding: 58px 0 84px;
  }

  .page-disclaimer .terms-item {
    grid-template-columns: 5.75rem minmax(0, 1fr);
    gap: 36px;
  }

  .page-disclaimer .terms-end {
    margin-top: 78px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .terms-item__num,
  .page-disclaimer .terms-return,
  .page-disclaimer .terms-return::before {
    transition: none;
  }
}
<<<END>>>