.page-disclaimer {
  --pd-rule: rgba(212, 166, 74, .3);
  --pd-rule-dim: #1C3554;
  --pd-panel: rgba(16, 35, 63, .55);
  display: block;
  padding-block: clamp(20px, 3.4vw, 40px) clamp(48px, 7vw, 96px);
  background:
    radial-gradient(120% 80% at 88% -12%, rgba(16, 35, 63, .95) 0%, rgba(10, 21, 36, 0) 62%),
    var(--c-ink);
  color: var(--c-ivory);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
}

.page-disclaimer *,
.page-disclaimer *::before,
.page-disclaimer *::after {
  box-sizing: border-box;
}

.page-disclaimer .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: .55em;
  align-items: center;
  margin-bottom: clamp(18px, 3.4vw, 34px);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-mist);
}

.page-disclaimer .breadcrumb a {
  color: var(--c-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible {
  color: var(--c-gold-soft);
  border-color: var(--pd-rule);
}

.page-disclaimer .breadcrumb__sep {
  color: rgba(212, 166, 74, .55);
}

.page-disclaimer .breadcrumb [aria-current="page"] {
  color: var(--c-gold);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .protocol-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: start;
  padding-bottom: clamp(28px, 4.6vw, 56px);
  border-bottom: var(--hair);
}

.page-disclaimer .protocol-hero::before {
  display: none;
  content: "";
  position: absolute;
  top: -8px;
  right: 0;
  width: min(44%, 520px);
  height: calc(100% + 8px);
  background-image:
    linear-gradient(to right, rgba(212, 166, 74, .12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(212, 166, 74, .12) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 82%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 82%);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer .protocol-hero__lede,
.page-disclaimer .protocol-hero__fig {
  position: relative;
  z-index: 1;
}

.page-disclaimer .hero-stamp {
  display: inline-block;
  margin: 0 0 clamp(14px, 2.4vw, 22px);
  padding: 6px 13px;
  border: 1px solid var(--c-cinnabar);
  color: var(--c-cinnabar);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .28em;
  transform: rotate(-1.6deg);
}

.page-disclaimer .protocol-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 6vw, 62px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--c-ivory);
}

.page-disclaimer .protocol-hero__intro {
  max-width: 44ch;
  margin: clamp(16px, 2.6vw, 26px) 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(245, 239, 226, .84);
}

.page-disclaimer .protocol-hero__note {
  margin: 18px 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(28, 53, 84, .9);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--c-mist);
}

.page-disclaimer .protocol-hero__fig {
  margin: 0;
  border: var(--hair);
  background: var(--c-ink-deep);
}

.page-disclaimer .protocol-hero__fig .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .protocol-hero__fig .media-frame__caption {
  padding: 10px 14px;
  border-top: 1px solid rgba(28, 53, 84, .9);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-mist);
  line-height: 1.7;
}

/* ---------- 主体布局 ---------- */

.page-disclaimer .protocol-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  margin-top: clamp(30px, 5vw, 60px);
}

.page-disclaimer .toc {
  padding-top: 14px;
  border-top: var(--hair);
}

.page-disclaimer .toc__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--c-gold);
}

.page-disclaimer .toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 10px;
  border: 1px solid rgba(28, 53, 84, .9);
  color: var(--c-mist);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-disclaimer .toc__link:hover,
.page-disclaimer .toc__link:focus-visible {
  color: var(--c-gold-soft);
  border-color: var(--pd-rule);
  background: rgba(16, 35, 63, .75);
}

.page-disclaimer .toc__num {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  color: var(--c-gold);
}

/* ---------- 条款 ---------- */

.page-disclaimer .clauses {
  display: grid;
  gap: clamp(12px, 2vw, 18px);
  min-width: 0;
}

.page-disclaimer .clause {
  position: relative;
  border: 1px solid var(--pd-rule-dim);
  background: linear-gradient(180deg, var(--pd-panel) 0%, rgba(10, 21, 36, .18) 100%);
}

.page-disclaimer .clause::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--c-gold), rgba(212, 166, 74, 0));
}

.page-disclaimer .clause__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 14px;
  padding: clamp(14px, 2.2vw, 22px) clamp(14px, 2.6vw, 30px);
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .clause__summary:focus-visible {
  outline: 1px solid var(--c-gold);
  outline-offset: -2px;
}

.page-disclaimer .clause__num {
  font-family: var(--font-num);
  font-size: clamp(24px, 3.2vw, 38px);
  font-weight: 600;
  line-height: 1;
  color: var(--c-gold);
  letter-spacing: -0.02em;
}

.page-disclaimer .clause__title {
  font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 22px);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--c-ivory);
}

.page-disclaimer .clause__mark {
  position: relative;
  align-self: center;
  width: 15px;
  height: 15px;
  border: 1px solid var(--pd-rule);
  flex: none;
}

.page-disclaimer .clause__mark::before,
.page-disclaimer .clause__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--c-gold);
}

.page-disclaimer .clause__mark::before {
  width: 8px;
  height: 1px;
}

.page-disclaimer .clause__mark::after {
  width: 1px;
  height: 8px;
  transition: opacity var(--dur) var(--ease);
}

.page-disclaimer .clause[open] .clause__mark::after {
  opacity: 0;
}

.page-disclaimer .clause__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2.2vw, 26px);
  padding: 0 clamp(14px, 2.6vw, 30px) clamp(16px, 2.6vw, 28px);
}

.page-disclaimer .clause__text {
  min-width: 0;
  border-top: 1px solid rgba(28, 53, 84, .85);
  padding-top: clamp(12px, 2vw, 20px);
}

.page-disclaimer .clause__text > p {
  margin: 0 0 1em;
  max-width: 62ch;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.88;
  color: rgba(245, 239, 226, .86);
}

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

.page-disclaimer .clause__list {
  margin: 0 0 1em;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
  max-width: 62ch;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 18px;
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.85;
  color: rgba(245, 239, 226, .86);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  top: .82em;
  left: 0;
  width: 7px;
  height: 1px;
  background: var(--c-gold);
}

.page-disclaimer .clause__list strong {
  color: var(--c-gold-soft);
  font-weight: 600;
}

.page-disclaimer .clause__link {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 166, 74, .45);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .clause__link:hover,
.page-disclaimer .clause__link:focus-visible {
  color: var(--c-gold-soft);
  border-color: var(--c-gold-soft);
}

.page-disclaimer .clause__aside {
  padding: 10px 0 0 12px;
  border-left: 1px solid var(--pd-rule);
}

.page-disclaimer .clause__aside p {
  margin: 0;
  font-size: 12px;
  line-height: 1.75;
  letter-spacing: .02em;
  color: var(--c-mist);
}

/* ---------- 收束区 ---------- */

.page-disclaimer .protocol-outro {
  margin-top: clamp(38px, 5.5vw, 76px);
  padding-top: clamp(24px, 3.6vw, 42px);
  border-top: 1px solid var(--pd-rule);
}

.page-disclaimer .protocol-outro .eyebrow {
  display: inline-block;
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--c-gold);
}

.page-disclaimer .protocol-outro__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 36px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--c-ivory);
}

.page-disclaimer .protocol-outro__lede {
  max-width: 56ch;
  margin: 14px 0 clamp(20px, 3vw, 32px);
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.85;
  color: rgba(245, 239, 226, .8);
}

.page-disclaimer .protocol-outro__links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-disclaimer .outro-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "num label"
    "num desc";
  gap: 2px 14px;
  align-items: center;
  padding: 16px 18px;
  border: 1px solid var(--pd-rule-dim);
  background: rgba(16, 35, 63, .4);
  color: var(--c-ivory);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-disclaimer .outro-card:hover,
.page-disclaimer .outro-card:focus-visible {
  border-color: var(--c-gold);
  background: rgba(16, 35, 63, .78);
  transform: translateY(-2px);
}

.page-disclaimer .outro-card__num {
  grid-area: num;
  font-family: var(--font-num);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--c-gold);
}

.page-disclaimer .outro-card__label {
  grid-area: label;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--c-ivory);
}

.page-disclaimer .outro-card__desc {
  grid-area: desc;
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-disclaimer .back-to-toc {
  display: inline-block;
  margin-top: clamp(20px, 3vw, 30px);
  padding-bottom: 3px;
  border-bottom: 1px solid var(--pd-rule);
  color: var(--c-gold);
  font-size: 13px;
  letter-spacing: .08em;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .back-to-toc:hover,
.page-disclaimer .back-to-toc:focus-visible {
  color: var(--c-gold-soft);
  border-color: var(--c-gold-soft);
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-disclaimer .protocol-outro__links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .outro-card {
    grid-template-areas:
      "num"
      "label"
      "desc";
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
    align-items: start;
  }
}

@media (min-width: 760px) {
  .page-disclaimer .clause__inner {
    grid-template-columns: minmax(0, 1fr) 186px;
    align-items: start;
  }

  .page-disclaimer .clause__aside {
    padding-top: 20px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .protocol-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: center;
  }

  .page-disclaimer .protocol-hero::before {
    display: block;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .protocol-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .toc {
    position: sticky;
    top: 24px;
  }

  .page-disclaimer .toc__list {
    display: grid;
    gap: 0;
  }

  .page-disclaimer .toc__link {
    width: 100%;
    display: grid;
    grid-template-columns: 26px minmax(0, 1fr);
    gap: 10px;
    padding: 10px 4px;
    border: 0;
    border-top: 1px solid rgba(28, 53, 84, .9);
    background: none;
  }

  .page-disclaimer .toc__link:hover,
  .page-disclaimer .toc__link:focus-visible {
    background: none;
  }

  .page-disclaimer .toc__list li:last-child .toc__link {
    border-bottom: 1px solid rgba(28, 53, 84, .9);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc__link,
  .page-disclaimer .outro-card,
  .page-disclaimer .back-to-toc,
  .page-disclaimer .clause__mark::after {
    transition: none;
  }

  .page-disclaimer .outro-card:hover,
  .page-disclaimer .outro-card:focus-visible {
    transform: none;
  }
}

@media print {
  .page-disclaimer {
    background: #fff;
    color: #111;
    padding-block: 0;
  }

  .page-disclaimer .protocol-hero::before,
  .page-disclaimer .clause::before,
  .page-disclaimer .clause__mark,
  .page-disclaimer .back-to-toc {
    display: none;
  }

  .page-disclaimer .protocol-hero,
  .page-disclaimer .clause,
  .page-disclaimer .outro-card {
    border-color: #bbb;
    background: none;
  }

  .page-disclaimer .protocol-hero__title,
  .page-disclaimer .clause__title,
  .page-disclaimer .protocol-outro__title,
  .page-disclaimer .outro-card__label {
    color: #111;
  }

  .page-disclaimer .protocol-hero__intro,
  .page-disclaimer .clause__text > p,
  .page-disclaimer .clause__list li,
  .page-disclaimer .protocol-outro__lede {
    color: #222;
  }
}
<<<END>>>