.page-disclaimer{
  --u-rail: 236px;
  --u-chapter-num: 44px;
  background: var(--ink);
  color: var(--warm);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- hero ---------- */
.page-disclaimer .usage-hero{
  position: relative;
  overflow: hidden;
  border-radius: 0 0 var(--r-lg) var(--r-lg);
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(120% 95% at 86% -12%, rgba(79,227,193,.20), transparent 62%),
    radial-gradient(90% 80% at 4% 110%, rgba(196,111,76,.16), transparent 70%),
    linear-gradient(158deg, var(--moss) 0%, var(--ink-2) 58%, var(--ink) 100%);
}
.page-disclaimer .usage-hero__art{
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-disclaimer .usage-hero__art img{
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .22;
  filter: grayscale(.35) contrast(1.06);
  max-width: 100%;
}
.page-disclaimer .usage-hero::after{
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(143,174,114,.12) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(143,174,114,.09) 0 1px, transparent 1px 72px);
  mask-image: linear-gradient(180deg, rgba(0,0,0,.85), transparent 92%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.85), transparent 92%);
}
.page-disclaimer .usage-hero__inner{
  position: relative;
  z-index: 2;
  padding-top: clamp(24px, 4vw, 48px);
  padding-bottom: clamp(36px, 6vw, 72px);
}
.page-disclaimer .breadcrumbs{
  margin-bottom: clamp(18px, 3vw, 30px);
}
.page-disclaimer .usage-hero .display{
  margin: 12px 0 0;
  max-width: 16em;
  font-size: clamp(30px, 5.6vw, 58px);
  line-height: 1.16;
  letter-spacing: -.01em;
}
.page-disclaimer .usage-hero .lede{
  margin-top: clamp(14px, 2.2vw, 22px);
  max-width: 44em;
  color: rgba(246,241,231,.84);
}

.page-disclaimer .usage-tags{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(20px, 3.4vw, 32px);
}
.page-disclaimer .usage-chip{
  padding: 8px 16px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--cyan);
  border: 1px solid rgba(79,227,193,.34);
  background: rgba(8,28,24,.6);
  text-decoration: none;
  transition: background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease), transform .22s var(--ease);
}
.page-disclaimer .usage-chip:hover,
.page-disclaimer .usage-chip:focus-visible{
  background: rgba(79,227,193,.16);
  border-color: var(--cyan);
  color: var(--warm);
  transform: translateY(-2px);
}

/* ---------- .page-disclaimer layout ---------- */
.page-disclaimer .usage-body{
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3.6vw, 36px);
  padding-top: clamp(28px, 5vw, 56px);
}

/* ---------- chapter rail ---------- */
.page-disclaimer .usage-rail{
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}
.page-disclaimer .usage-rail::-webkit-scrollbar{ display: none; }
.page-disclaimer .usage-rail__link{
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: rgba(20,49,42,.55);
  color: rgba(246,241,231,.86);
  font-size: 13px;
  text-decoration: none;
  transition: border-color .22s var(--ease), background .22s var(--ease), color .22s var(--ease);
}
.page-disclaimer .usage-rail__link:hover,
.page-disclaimer .usage-rail__link:focus-visible{
  border-color: rgba(79,227,193,.55);
  background: rgba(79,227,193,.12);
  color: var(--warm);
}
.page-disclaimer .usage-rail__num{
  color: var(--cyan);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
}

/* ---------- chapters ---------- */
.page-disclaimer .usage-chapters{
  display: block;
  min-width: 0;
}
.page-disclaimer .usage-chapter{
  display: grid;
  grid-template-columns: var(--u-chapter-num) minmax(0, 1fr);
  gap: 14px;
  padding: clamp(24px, 3.6vw, 36px) 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 96px;
}
.page-disclaimer .usage-chapter:first-child{
  border-top: 0;
  padding-top: 0;
}
.page-disclaimer .usage-chapter__num{
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: .04em;
  color: var(--cyan);
  padding-top: 2px;
}
.page-disclaimer .usage-chapter__body{ min-width: 0; }
.page-disclaimer .usage-chapter__body h2{
  margin: 0 0 12px;
  font-size: clamp(21px, 3.1vw, 29px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.005em;
  color: var(--warm);
}
.page-disclaimer .usage-chapter__body p{
  margin: 0 0 12px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(246,241,231,.8);
}
.page-disclaimer .usage-chapter__body p:last-child{ margin-bottom: 0; }
.page-disclaimer .usage-inline-link{
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79,227,193,.42);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.page-disclaimer .usage-inline-link:hover,
.page-disclaimer .usage-inline-link:focus-visible{
  color: var(--warm);
  border-color: var(--warm);
}

/* ---------- tier price list ---------- */
.page-disclaimer .usage-tiers{
  list-style: none;
  margin: 16px 0 18px;
  padding: 0;
  border-top: 1px solid var(--line);
}
.page-disclaimer .usage-tiers__row{
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2px 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-disclaimer .usage-tiers__name{
  font-size: 15.5px;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: .02em;
}
.page-disclaimer .usage-tiers__price{
  grid-row: 1;
  grid-column: 2;
  align-self: center;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--orange);
  white-space: nowrap;
}
.page-disclaimer .usage-tiers__desc{
  grid-column: 1 / -1;
  font-size: 14px;
  line-height: 1.6;
  color: var(--stone);
}

/* ---------- point list ---------- */
.page-disclaimer .usage-points{
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-disclaimer .usage-points li{
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.7;
  color: rgba(246,241,231,.82);
  max-width: 40em;
}
.page-disclaimer .usage-points li::before{
  content: "";
  position: absolute;
  left: 2px;
  top: .74em;
  width: 7px;
  height: 7px;
  background: var(--clay);
  border-radius: 1px;
  transform: rotate(45deg);
}

/* ---------- closing card ---------- */
.page-disclaimer .usage-next{
  margin-top: clamp(32px, 5vw, 64px);
  padding: clamp(22px, 4vw, 44px);
  border: 1px solid rgba(227,211,180,.34);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(79,227,193,.16), transparent 58%),
    linear-gradient(150deg, var(--moss) 0%, var(--ink-2) 100%);
  box-shadow: var(--shadow-3);
}
.page-disclaimer .usage-next .eyebrow{
  margin: 0 0 10px;
  color: var(--clay);
}
.page-disclaimer .usage-next h2{
  margin: 0 0 12px;
  font-size: clamp(22px, 3.4vw, 32px);
  font-weight: 800;
  line-height: 1.28;
  color: var(--warm);
}
.page-disclaimer .usage-next p{
  margin: 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(246,241,231,.82);
}
.page-disclaimer .usage-next__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 26px);
}
.page-disclaimer .usage-next__note{
  margin-top: clamp(16px, 2.6vw, 22px);
  padding-top: 14px;
  border-top: 1px dashed rgba(227,211,180,.22);
  font-size: 13px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- wider screens ---------- */
@media (min-width: 640px){
  .page-disclaimer .usage-tiers__row{
    grid-template-columns: 96px minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 4px 18px;
  }
  .page-disclaimer .usage-tiers__desc{
    grid-column: 2;
  }
  .page-disclaimer .usage-tiers__price{
    grid-column: 3;
    align-self: baseline;
  }
}

@media (min-width: 900px){
  .page-disclaimer{
    --u-chapter-num: 76px;
  }
  .page-disclaimer .usage-body{
    grid-template-columns: var(--u-rail) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
    align-items: start;
  }
  .page-disclaimer .usage-rail{
    position: sticky;
    top: 96px;
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0 0 0 18px;
    border-left: 1px solid var(--line);
  }
  .page-disclaimer .usage-rail__link{
    gap: 12px;
    padding: 11px 0;
    border: 0;
    border-radius: 0;
    background: none;
    font-size: 14px;
    color: rgba(246,241,231,.76);
  }
  .page-disclaimer .usage-rail__link:hover,
  .page-disclaimer .usage-rail__link:focus-visible{
    background: none;
    color: var(--warm);
    transform: translateX(3px);
  }
  .page-disclaimer .usage-rail__num{
    font-size: 13px;
  }
  .page-disclaimer .usage-chapter{
    gap: 22px;
  }
  .page-disclaimer .usage-chapter__num{
    font-size: 28px;
    padding-top: 4px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-disclaimer .usage-chip:hover,
  .page-disclaimer .usage-chip:focus-visible,
  .page-disclaimer .usage-rail__link:hover,
  .page-disclaimer .usage-rail__link:focus-visible{
    transform: none;
  }
}
<<<END>>>