.page-disclaimer {
  --doc-max: 66ch;
  --doc-line: rgba(29, 26, 22, .16);
  --doc-body: rgba(29, 26, 22, .84);
  background: var(--cream);
  color: var(--brown);
}

/* ---------- 书脊带 ---------- */
.page-disclaimer .doc-spine {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(53, 224, 192, .16), transparent 58%),
    linear-gradient(160deg, var(--ink-900) 8%, var(--ink-800) 66%, #0A1A13 100%);
  color: var(--ivory);
  padding: clamp(2.2rem, 6vw, 4.2rem) 0 clamp(3.6rem, 9vw, 6rem);
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

.page-disclaimer .doc-spine__grid {
  display: grid;
  gap: clamp(1.6rem, 5vw, 2.6rem);
  align-items: end;
}

.page-disclaimer .doc-spine .crumbs {
  margin: 0 0 1rem;
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-disclaimer .doc-spine .crumbs a {
  color: var(--cy);
  text-decoration: none;
}

.page-disclaimer .doc-spine .crumbs a:hover {
  text-decoration: underline;
}

.page-disclaimer .doc-spine__kicker {
  margin: 0 0 .85rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--mist);
}

.page-disclaimer .doc-spine__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.05rem, 6.4vw, 3.9rem);
  line-height: 1.02;
  letter-spacing: -.03em;
  color: var(--ivory);
}

.page-disclaimer .doc-spine__text {
  margin: 1.1rem 0 0;
  max-width: 46ch;
  font-size: clamp(1rem, 2vw, 1.09rem);
  line-height: 1.78;
  color: rgba(251, 247, 236, .78);
}

.page-disclaimer .doc-spine__fig {
  margin: 0;
  position: relative;
  border: 1px solid var(--edge);
  clip-path: polygon(0 16px, 16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}

.page-disclaimer .doc-spine__fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(148px, 24vw, 244px);
  object-fit: cover;
  opacity: .62;
  filter: saturate(.72) contrast(1.04);
}

/* ---------- 正文单列文书 ---------- */
.page-disclaimer .doc-body {
  padding: clamp(2.6rem, 7vw, 4.8rem) 0 clamp(2.4rem, 6vw, 3.6rem);
}

.page-disclaimer .rule {
  position: relative;
  display: grid;
  gap: .9rem;
  padding: clamp(1.8rem, 4.5vw, 2.9rem) 0;
  border-top: 1px solid var(--doc-line);
}

.page-disclaimer .rule:last-of-type {
  border-bottom: 1px solid var(--doc-line);
}

.page-disclaimer .rule::after {
  content: "";
  position: absolute;
  top: -1px;
  right: 0;
  width: clamp(42px, 8vw, 84px);
  height: 5px;
  background: var(--cy);
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  opacity: .85;
}

.page-disclaimer .rule__num {
  display: inline-block;
  justify-self: start;
  padding: .16em .55em;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.4vw, 1.28rem);
  font-weight: 700;
  letter-spacing: .1em;
  font-variant-numeric: tabular-nums;
  color: var(--ink-700);
  background: transparent;
  clip-path: polygon(0 0, calc(100% - 7px) 0, 100% 7px, 100% 100%, 7px 100%, 0 calc(100% - 7px));
  transition: background var(--dur-2) var(--ease), color var(--dur-2) var(--ease);
}

.page-disclaimer .rule:hover .rule__num,
.page-disclaimer .rule:focus-within .rule__num {
  background: var(--ink-900);
  color: var(--cy);
}

.page-disclaimer .rule__title {
  margin: 0 0 .9rem;
  font-family: var(--font-display);
  font-size: clamp(1.26rem, 3vw, 1.72rem);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.015em;
  color: var(--brown);
}

.page-disclaimer .rule__body > p {
  margin: 0 0 1rem;
  max-width: var(--doc-max);
  font-size: 1.0625rem;
  line-height: 1.78;
  color: var(--doc-body);
}

.page-disclaimer .rule__body > p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .rule__body a {
  color: var(--ink-700);
  text-decoration-color: var(--cy);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-disclaimer .rule__body a:hover {
  color: var(--brown);
  background: rgba(53, 224, 192, .22);
}

.page-disclaimer .rule__list {
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .58rem;
  max-width: var(--doc-max);
}

.page-disclaimer .rule__list li {
  position: relative;
  padding-left: 1.4rem;
  font-size: .98rem;
  line-height: 1.68;
  color: var(--doc-body);
}

.page-disclaimer .rule__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .64em;
  width: 12px;
  height: 2px;
  background: var(--cy);
}

/* ---------- 反馈卡 ---------- */
.page-disclaimer .feedback {
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
  max-width: 62ch;
  padding: clamp(1.3rem, 4vw, 2.2rem);
  background: linear-gradient(150deg, var(--ink-800), var(--ink-900));
  color: var(--ivory);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}

.page-disclaimer .feedback__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-disclaimer .feedback__mail {
  margin: .7rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.9vw, 1.3rem);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--cy);
  word-break: break-all;
}

.page-disclaimer .feedback__list {
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .55rem;
}

.page-disclaimer .feedback__list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: .95rem;
  line-height: 1.66;
  color: rgba(251, 247, 236, .8);
}

.page-disclaimer .feedback__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 10px;
  height: 2px;
  background: var(--orange);
}

.page-disclaimer .feedback__btn {
  margin-top: 1.4rem;
  background: var(--cy);
  border-color: var(--cy);
  color: var(--ink-900);
}

/* ---------- 尾书脊 ---------- */
.page-disclaimer .doc-tail {
  position: relative;
  background: linear-gradient(200deg, var(--ink-900), var(--ink-800));
  color: var(--ivory);
  padding: clamp(2.8rem, 7vw, 4.4rem) 0 clamp(3rem, 8vw, 5rem);
  clip-path: polygon(0 5%, 100% 0, 100% 100%, 0 100%);
}

.page-disclaimer .doc-tail__inner {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2rem);
  align-items: center;
}

.page-disclaimer .doc-tail__kicker {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--mist);
}

.page-disclaimer .doc-tail__line {
  margin: 0;
  max-width: 52ch;
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(251, 247, 236, .78);
}

.page-disclaimer .doc-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem .9rem;
}

.page-disclaimer .doc-tail .btn--solid {
  background: var(--cy);
  border-color: var(--cy);
  color: var(--ink-900);
}

.page-disclaimer .doc-tail .btn--ghost {
  color: var(--ivory);
  border-color: rgba(251, 247, 236, .34);
}

.page-disclaimer .doc-tail .btn--ghost:hover {
  border-color: var(--cy);
  color: var(--cy);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .rule {
    grid-template-columns: clamp(3.6rem, 8vw, 6.4rem) minmax(0, 1fr);
    gap: clamp(1.2rem, 3vw, 2.2rem);
    align-items: start;
  }

  .page-disclaimer .rule__num {
    margin-top: .35rem;
  }
}

@media (min-width: 880px) {
  .page-disclaimer .doc-spine__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    gap: clamp(2rem, 5vw, 3.4rem);
  }
}

@media (min-width: 800px) {
  .page-disclaimer .doc-tail__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: clamp(2rem, 6vw, 3.6rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .rule__num {
    transition: none;
  }
}
<<<END>>>