.page-disclaimer {
  position: relative;
  overflow-x: clip;
  padding-bottom: var(--g5);
  color: var(--body-soft);
}

.page-disclaimer .crumbs {
  margin-top: var(--g3);
}

/* ---------- 封面区 ---------- */
.page-disclaimer .usage-hero {
  position: relative;
  display: grid;
  gap: var(--g4);
  padding: var(--g4) 0 var(--g3);
}

.page-disclaimer .usage-hero::before {
  content: "";
  position: absolute;
  top: -60px;
  left: -10%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle at 30% 30%, rgba(255, 106, 26, 0.22), transparent 68%);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer .usage-hero__text,
.page-disclaimer .usage-hero__figure {
  position: relative;
  z-index: 1;
}

.page-disclaimer .usage-hero__kicker {
  margin: 0 0 var(--g2);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-disclaimer .usage-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 7.4vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 16em;
}

.page-disclaimer .usage-hero__lead {
  margin: var(--g3) 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--body-soft);
  max-width: 40em;
}

.page-disclaimer .usage-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--g2) var(--g3);
  margin: var(--g3) 0 0;
  padding: var(--g3) 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
  font-size: 14px;
  color: var(--mist);
}

.page-disclaimer .usage-hero__meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}

.page-disclaimer .usage-hero__meta .mono {
  font-size: 18px;
  color: var(--amber);
}

.page-disclaimer .usage-hero__figure {
  margin: 0;
}

.page-disclaimer .usage-hero__figure.media {
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--ink-2);
}

.page-disclaimer .usage-hero__figure .media__cap {
  font-size: 13px;
  color: var(--mist);
}

/* ---------- 条款索引 ---------- */
.page-disclaimer .usage-index {
  margin: var(--g3) 0 var(--g2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: var(--g2) 0;
}

.page-disclaimer .usage-index__list {
  display: flex;
  gap: var(--g1);
  margin: 0;
  padding: 2px 0 6px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .usage-index__list li {
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.page-disclaimer .usage-index__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--ink-2);
  color: var(--body-soft);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.22s var(--ease), color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-disclaimer .usage-index__link .mono {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-disclaimer .usage-index__link:hover,
.page-disclaimer .usage-index__link:focus-visible {
  border-color: var(--cyan);
  color: var(--white);
  background: var(--ink-3);
}

.page-disclaimer .usage-index__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 条款条目 ---------- */
.page-disclaimer .clause {
  display: grid;
  gap: var(--g2);
  padding: var(--g4) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.page-disclaimer .clause__idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: start;
  min-width: 46px;
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--orange);
  background: var(--ink-2);
}

.page-disclaimer .clause__title {
  margin: 0 0 var(--g2);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.4vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .clause__body p {
  margin: 0 0 var(--g2);
  font-size: 16px;
  line-height: 1.78;
  max-width: 68ch;
}

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

.page-disclaimer .clause__tip {
  padding: 10px 0 10px 16px;
  border-left: 2px solid var(--cyan);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-disclaimer .clause__more {
  margin-top: var(--g3);
}

.page-disclaimer .clause__more a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--cyan);
  font-size: 15px;
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 227, 208, 0.4);
}

.page-disclaimer .clause__more a:hover {
  color: var(--white);
  border-bottom-color: var(--orange);
}

.page-disclaimer .clause__more a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 琥珀金提示带 ---------- */
.page-disclaimer .cal-callout {
  position: relative;
  overflow: hidden;
  margin: var(--g4) 0;
  padding: var(--g4) var(--g3);
  border-radius: var(--r-lg);
  background: var(--amber);
  color: var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), 0 100%);
}

.page-disclaimer .cal-callout::after {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(255, 106, 26, 0.55), transparent 70%);
  pointer-events: none;
}

.page-disclaimer .cal-callout__kicker {
  position: relative;
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: rgba(11, 18, 32, 0.72);
}

.page-disclaimer .cal-callout__title {
  position: relative;
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 3.6vw, 26px);
  line-height: 1.3;
  color: var(--ink);
  max-width: 26em;
}

.page-disclaimer .cal-callout__details {
  position: relative;
  margin-top: var(--g3);
  padding-top: var(--g2);
  border-top: 1px solid rgba(11, 18, 32, 0.28);
}

.page-disclaimer .cal-callout__details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--g2);
  min-height: 44px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 15px;
  color: var(--ink);
}

.page-disclaimer .cal-callout__details summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .cal-callout__details summary::after {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: var(--r-pill);
  background: var(--ink);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  flex: 0 0 auto;
  transition: transform 0.22s var(--ease);
}

.page-disclaimer .cal-callout__details[open] summary::after {
  content: "–";
  transform: rotate(180deg);
}

.page-disclaimer .cal-callout__details summary:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

.page-disclaimer .cal-callout__panel p {
  margin: 0 0 var(--g2);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(11, 18, 32, 0.86);
  max-width: 66ch;
}

.page-disclaimer .cal-callout__panel p:last-child {
  margin-bottom: 0;
}

/* ---------- 转载对照 ---------- */
.page-disclaimer .quote-grid {
  display: grid;
  gap: var(--g2);
  margin-top: var(--g3);
}

.page-disclaimer .quote-col {
  padding: var(--g3);
  border-radius: var(--r-md);
  background: var(--ink-2);
  border-top: 3px solid var(--cyan);
}

.page-disclaimer .quote-col--no {
  border-top-color: var(--magenta);
}

.page-disclaimer .quote-col__title {
  margin: 0 0 var(--g2);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-disclaimer .quote-col--no .quote-col__title {
  color: var(--magenta);
}

.page-disclaimer .quote-col ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .quote-col li {
  position: relative;
  padding-left: 26px;
  margin-bottom: var(--g2);
  font-size: 15px;
  line-height: 1.7;
  color: var(--body-soft);
}

.page-disclaimer .quote-col li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .quote-col li::before {
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.7;
  color: var(--cyan);
  content: "✓";
}

.page-disclaimer .quote-col--no li::before {
  color: var(--magenta);
  content: "×";
}

/* ---------- 收束 ---------- */
.page-disclaimer .clause--last {
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--g2);
  margin: var(--g3) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .usage-end {
  height: 2px;
  margin-top: var(--g5);
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, var(--orange), var(--cyan), transparent);
}

@media (min-width: 760px) {
  .page-disclaimer .quote-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--g3);
  }

  .page-disclaimer .cal-callout {
    padding: var(--g4);
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .usage-hero {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: var(--g5);
    padding: var(--g5) 0 var(--g4);
  }

  .page-disclaimer .clause {
    grid-template-columns: 94px minmax(0, 1fr);
    gap: var(--g4);
    padding: var(--g4) 0;
  }

  .page-disclaimer .clause__idx {
    margin-top: 6px;
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .usage-index__link,
  .page-disclaimer .cal-callout__details summary::after {
    transition: none;
  }
}