.page-disclaimer {
  --usage-rail: 4.5rem;
  --usage-line: rgba(124, 147, 163, 0.26);
  background: var(--bg-base);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 0.9rem + 0.35vw, 1.06rem);
  line-height: 1.75;
  position: relative;
  overflow-x: clip;
}

.page-disclaimer a {
  color: inherit;
}

.page-disclaimer .usage-hero {
  position: relative;
  padding-block: clamp(2rem, 5vw, 3.25rem) clamp(2.25rem, 5.5vw, 3.75rem);
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .usage-hero::before {
  content: "";
  position: absolute;
  inset: -1px;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 78px 78px;
  opacity: 0.7;
  -webkit-mask-image: radial-gradient(130% 95% at 10% 0%, #000 0%, transparent 66%);
  mask-image: radial-gradient(130% 95% at 10% 0%, #000 0%, transparent 66%);
  pointer-events: none;
}

.page-disclaimer .usage-hero-inner {
  position: relative;
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-disclaimer .usage-hero-copy {
  max-width: 60ch;
}

.page-disclaimer .usage-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 1.1rem + 3.6vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  margin: 0.85rem 0 0;
  text-wrap: balance;
}

.page-disclaimer .usage-lede {
  margin: 1.15rem 0 0;
  color: var(--ink-dim);
  max-width: 54ch;
}

.page-disclaimer .usage-hero-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .usage-hero-facts li {
  background: var(--bg-base);
  padding: 1rem 0.25rem 1rem 0;
  display: grid;
  gap: 0.35rem;
  align-content: start;
}

.page-disclaimer .usage-fact-key {
  display: block;
  color: var(--accent-soft);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.page-disclaimer .usage-fact-val {
  display: block;
  color: var(--ink-dim);
  font-size: 0.94rem;
  line-height: 1.6;
}

.page-disclaimer .usage-sections {
  display: block;
}

.page-disclaimer .usage-section {
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
  border-bottom: 1px solid var(--line-soft);
  position: relative;
}

.page-disclaimer .usage-section-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(0.85rem, 2.5vw, 1.25rem);
}

.page-disclaimer .usage-rail {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-disclaimer .usage-rail::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line-soft);
}

.page-disclaimer .usage-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.6rem;
  height: 2.6rem;
  padding-inline: 0.4rem;
  border: 1px solid var(--line);
  color: var(--ink-mute);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: linear-gradient(155deg, rgba(47, 125, 91, 0.16), transparent 72%);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-disclaimer .usage-section.is-active .usage-num {
  color: var(--accent-soft);
  border-color: var(--line-accent);
  background: linear-gradient(155deg, rgba(111, 199, 154, 0.24), transparent 74%);
}

.page-disclaimer .usage-main {
  min-width: 0;
}

.page-disclaimer .usage-main h2 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 1rem + 1.6vw, 2rem);
  line-height: 1.24;
  letter-spacing: -0.015em;
  margin: 0 0 0.85rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .usage-lead {
  margin: 0 0 clamp(1.25rem, 3vw, 1.9rem);
  color: var(--ink-dim);
  max-width: 66ch;
}

.page-disclaimer .usage-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-disclaimer .usage-points li {
  background: var(--bg-raised);
  padding: clamp(0.95rem, 2.2vw, 1.25rem) clamp(1rem, 2.4vw, 1.4rem);
  display: grid;
  gap: 0.3rem;
  border-left: 2px solid transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-disclaimer .usage-points li:hover {
  border-left-color: var(--accent);
  background: var(--night-blue);
}

.page-disclaimer .usage-points strong {
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-disclaimer .usage-points span {
  color: var(--ink-dim);
  font-size: 0.94rem;
  line-height: 1.65;
}

.page-disclaimer .usage-points--alert li {
  border-left-color: rgba(142, 43, 58, 0.55);
}

.page-disclaimer .usage-points--alert li:hover {
  border-left-color: var(--alert);
}

.page-disclaimer .usage-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(0.75rem, 2vw, 1.05rem);
  counter-reset: none;
}

.page-disclaimer .usage-steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem 1rem;
  padding-bottom: clamp(0.75rem, 2vw, 1.05rem);
  border-bottom: 1px dashed var(--line-soft);
}

.page-disclaimer .usage-steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .usage-step-index {
  color: var(--gold);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding-top: 0.2rem;
}

.page-disclaimer .usage-steps strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 0.2rem;
}

.page-disclaimer .usage-steps p {
  margin: 0;
  color: var(--ink-dim);
  font-size: 0.94rem;
}

.page-disclaimer .usage-spec {
  margin: 0;
  border-top: 1px solid var(--line);
}

.page-disclaimer .usage-spec-row {
  display: grid;
  gap: 0.35rem;
  padding: clamp(0.9rem, 2vw, 1.15rem) clamp(0.75rem, 1.8vw, 1.1rem);
  border-bottom: 1px solid var(--line-soft);
  transition: background var(--dur) var(--ease);
}

.page-disclaimer .usage-spec-row:hover,
.page-disclaimer .usage-spec-row:focus-within {
  background: rgba(18, 46, 69, 0.7);
}

.page-disclaimer .usage-spec-row dt {
  color: var(--ink-mute);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
}

.page-disclaimer .usage-spec-row dd {
  margin: 0;
  display: grid;
  gap: 0.3rem;
}

.page-disclaimer .usage-spec-val {
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  word-break: break-word;
}

.page-disclaimer .usage-spec-hint {
  color: var(--ink-mute);
  font-size: 0.85rem;
  line-height: 1.6;
}

.page-disclaimer .usage-ladder {
  position: relative;
  margin: 0 0 clamp(1.4rem, 3.2vw, 2rem);
  padding-left: 1.1rem;
}

.page-disclaimer .usage-ladder-track {
  position: absolute;
  left: 0.28rem;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 1px;
  background: linear-gradient(to bottom, var(--line-accent), transparent);
}

.page-disclaimer .usage-ladder-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-disclaimer .usage-ladder-item {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 0.3rem 0.9rem;
  position: relative;
}

.page-disclaimer .usage-ladder-dot {
  position: absolute;
  left: -1.03rem;
  top: 0.48rem;
  width: 7px;
  height: 7px;
  background: var(--bg-base);
  border: 1px solid var(--line-accent);
  transform: rotate(45deg);
}

.page-disclaimer .usage-ladder-item:last-child .usage-ladder-dot {
  background: var(--gold);
  border-color: var(--gold);
}

.page-disclaimer .usage-ladder-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.page-disclaimer .usage-ladder-tag {
  grid-column: 2;
  color: var(--ink-mute);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}

.page-disclaimer .usage-scale {
  margin: 0 0 clamp(1.6rem, 3.5vw, 2.2rem);
  padding: clamp(1rem, 2.5vw, 1.4rem) 0 0;
}

.page-disclaimer .usage-scale-rail {
  height: 34px;
  border-bottom: 1px solid var(--line-accent);
  background-image: repeating-linear-gradient(
    to right,
    var(--line) 0 1px,
    transparent 1px 2.5%
  );
  background-position: left bottom;
  background-size: 100% 14px;
  background-repeat: no-repeat;
}

.page-disclaimer .usage-scale-labels {
  display: flex;
  justify-content: space-between;
  color: var(--gold);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding-top: 0.45rem;
}

.page-disclaimer .usage-scale-note {
  margin: 0.9rem 0 0;
  color: var(--ink-mute);
  font-size: 0.88rem;
  line-height: 1.7;
  max-width: 62ch;
}

.page-disclaimer .usage-figure {
  margin: 0 0 clamp(1.6rem, 3.5vw, 2.2rem);
}

.page-disclaimer .usage-figure .img-frame {
  border: 1px solid var(--line-soft);
  background: var(--bg-sunken);
}

.page-disclaimer .usage-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-disclaimer .usage-figure .img-frame__caption {
  display: block;
  padding-top: 0.6rem;
  color: var(--ink-mute);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.page-disclaimer .usage-detail {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-disclaimer .usage-detail > div {
  background: var(--bg-raised);
  padding: clamp(0.9rem, 2.2vw, 1.2rem) clamp(1rem, 2.4vw, 1.35rem);
  display: grid;
  gap: 0.25rem;
}

.page-disclaimer .usage-detail dt {
  color: var(--accent-soft);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
}

.page-disclaimer .usage-detail dd {
  margin: 0;
  color: var(--ink-dim);
  font-size: 0.94rem;
  line-height: 1.65;
}

.page-disclaimer .usage-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(0.7rem, 1.8vw, 1rem);
}

.page-disclaimer .usage-links a {
  display: grid;
  gap: 0.3rem;
  padding: clamp(1rem, 2.4vw, 1.3rem);
  border: 1px solid var(--line-soft);
  background: var(--bg-raised);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-disclaimer .usage-links a:hover,
.page-disclaimer .usage-links a:focus-visible {
  border-color: var(--line-accent);
  background: var(--night-blue);
  transform: translateY(-2px);
}

.page-disclaimer .usage-link-kicker {
  color: var(--gold);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
}

.page-disclaimer .usage-link-title {
  color: var(--ink-dim);
  font-size: 0.94rem;
  line-height: 1.6;
}

.page-disclaimer .usage-links a::after {
  content: "→";
  color: var(--accent-soft);
  font-size: 0.9rem;
  margin-top: 0.35rem;
  transition: transform var(--dur) var(--ease);
}

.page-disclaimer .usage-links a:hover::after {
  transform: translateX(4px);
}

.page-disclaimer .usage-jump {
  display: none;
}

.page-disclaimer .usage-section,
.page-disclaimer .usage-hero-facts li,
.page-disclaimer .usage-points li,
.page-disclaimer .usage-links li {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}

.page-disclaimer .usage-section.is-visible,
.page-disclaimer .usage-hero-facts li.is-visible,
.page-disclaimer .usage-points li.is-visible,
.page-disclaimer .usage-links li.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .usage-section,
  .page-disclaimer .usage-hero-facts li,
  .page-disclaimer .usage-points li,
  .page-disclaimer .usage-links li {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

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

  .page-disclaimer .usage-hero-facts li {
    padding: 1.15rem 1.25rem 1.15rem 0;
  }

  .page-disclaimer .usage-hero-facts li + li {
    padding-left: 1.25rem;
    border-left: 1px solid var(--line-soft);
  }

  .page-disclaimer .usage-detail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .usage-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .usage-hero-inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: end;
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-disclaimer .usage-hero-facts {
    grid-template-columns: minmax(0, 1fr);
    border-top: 0;
    border-bottom: 1px solid var(--line-soft);
    background: transparent;
    gap: 0;
  }

  .page-disclaimer .usage-hero-facts li {
    background: transparent;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .page-disclaimer .usage-hero-facts li + li {
    padding-left: 0;
    border-left: 0;
  }

  .page-disclaimer .usage-hero-facts li:last-child {
    border-bottom: 0;
  }

  .page-disclaimer .usage-section-grid {
    grid-template-columns: var(--usage-rail) minmax(0, 1fr);
    gap: clamp(1.5rem, 3.2vw, 2.75rem);
  }

  .page-disclaimer .usage-rail {
    display: block;
  }

  .page-disclaimer .usage-rail::after {
    content: none;
  }

  .page-disclaimer .usage-num {
    min-width: 3.1rem;
    height: 3.1rem;
    font-size: 0.95rem;
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }

  .page-disclaimer .usage-spec-row {
    grid-template-columns: 10.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1.5rem;
  }

  .page-disclaimer .usage-spec-row dt {
    letter-spacing: 0.16em;
  }

  .page-disclaimer .usage-ladder-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.7rem 2.5rem;
  }

  .page-disclaimer .usage-step-index {
    font-size: 0.9rem;
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .usage-jump {
    display: grid;
    gap: 0.15rem;
    position: fixed;
    right: clamp(1rem, 2vw, 2rem);
    bottom: clamp(1.5rem, 4vh, 2.75rem);
    z-index: 20;
    padding: 0.65rem 0.9rem;
    border: 1px solid var(--line-accent);
    background: rgba(11, 30, 45, 0.92);
    backdrop-filter: blur(6px);
    text-decoration: none;
    text-align: right;
    transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
  }

  .page-disclaimer .usage-jump:hover,
  .page-disclaimer .usage-jump:focus-visible {
    border-color: var(--gold);
    transform: translateY(-3px);
  }

  .page-disclaimer .usage-jump-bar {
    color: var(--gold);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.06em;
  }

  .page-disclaimer .usage-jump-label {
    color: var(--ink-mute);
    font-size: 0.72rem;
    letter-spacing: 0.16em;
  }
}

@media (min-width: 1400px) {
  .page-disclaimer .usage-section--settlement .usage-scale {
    padding-right: 3rem;
  }
}