.page-disclaimer {
  --pd-rule: rgba(244, 241, 232, .16);
  --pd-lime-shadow: rgba(198, 255, 74, .28);
  background: var(--ink);
  color: var(--paper);
  padding-bottom: clamp(40px, 7vw, 88px);
  overflow-x: clip;
}

.page-disclaimer .breadcrumb {
  padding-top: clamp(14px, 3vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .usage-hero {
  position: relative;
  isolation: isolate;
  margin-top: clamp(10px, 2vw, 18px);
  padding: clamp(26px, 5vw, 56px) 0 clamp(34px, 6vw, 68px);
}

.page-disclaimer .usage-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--ink-soft);
  clip-path: polygon(0 0, 100% 0, 100% 84%, 0 100%);
}

.page-disclaimer .usage-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
  align-items: end;
}

.page-disclaimer .hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 7vw, 62px);
  line-height: 1.04;
  letter-spacing: -.01em;
  margin: 12px 0 0;
  max-width: 16em;
}

.page-disclaimer .hero-copy .lede {
  margin: clamp(14px, 2vw, 18px) 0 0;
  max-width: 34em;
}

.page-disclaimer .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-disclaimer .hero-plate {
  margin: 0;
  border: 1px solid var(--line-strong);
  box-shadow: 8px 8px 0 var(--pd-lime-shadow);
}

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

/* ---------- 章节索引 ---------- */
.page-disclaimer .usage-index {
  margin-top: clamp(4px, 2vw, 14px);
  border-top: 1px solid var(--pd-rule);
  border-bottom: 1px solid var(--pd-rule);
  background: rgba(15, 42, 34, .62);
}

.page-disclaimer .usage-index-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 12px 0;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-disclaimer .usage-index-link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--pd-rule);
  border-radius: var(--radius);
  font-size: 13px;
  line-height: 1.2;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color .16s var(--ease), border-color .16s var(--ease), background-color .16s var(--ease);
}

.page-disclaimer .usage-index-link .mono {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--lime);
}

.page-disclaimer .usage-index-link:hover,
.page-disclaimer .usage-index-link:focus-visible {
  color: var(--paper);
  border-color: var(--lime-dim);
  background: rgba(198, 255, 74, .09);
}

.page-disclaimer .usage-index-link:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .usage-body {
  padding-top: clamp(22px, 4vw, 44px);
}

.page-disclaimer .clause {
  padding: clamp(24px, 4vw, 46px) 0;
  border-bottom: 1px dashed var(--pd-rule);
}

.page-disclaimer .clause:last-child {
  border-bottom: 0;
}

.page-disclaimer .clause-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 3vw, 34px);
}

.page-disclaimer .clause-rail {
  border-top: 2px solid var(--lime);
  padding-top: 12px;
  min-width: 0;
}

.page-disclaimer .clause-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--lime);
}

.page-disclaimer .clause-title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.14;
  letter-spacing: -.005em;
}

.page-disclaimer .clause-hint {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-disclaimer .clause-rail .tag {
  margin-top: 12px;
}

.page-disclaimer .term-list {
  counter-reset: term;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-disclaimer .term {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  column-gap: 12px;
  row-gap: 5px;
  padding-bottom: clamp(12px, 2vw, 16px);
  border-bottom: 1px solid var(--pd-rule);
}

.page-disclaimer .term:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .term::before {
  counter-increment: term;
  content: counter(term, decimal-leading-zero);
  grid-column: 1;
  grid-row: 1;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-disclaimer .term-title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
}

.page-disclaimer .term-text {
  grid-column: 2;
  grid-row: 2;
  margin: 0;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--paper);
  opacity: .82;
}

.page-disclaimer .term-text a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .term-text a:hover,
.page-disclaimer .term-text a:focus-visible {
  color: var(--paper);
}

/* ---------- 折叠旁注 ---------- */
.page-disclaimer .fold {
  margin-top: clamp(14px, 2vw, 20px);
  padding: 12px 14px;
  border-left: 2px solid var(--amber);
  border-radius: var(--radius);
  background: rgba(255, 179, 71, .07);
}

.page-disclaimer .fold summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--amber);
}

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

.page-disclaimer .fold summary::before {
  content: "▸ ";
}

.page-disclaimer .fold[open] summary::before {
  content: "▾ ";
}

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

.page-disclaimer .fold-body p {
  margin: 10px 0 0;
  font-size: .92rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 联系信息纸卡 ---------- */
.page-disclaimer .contact-slab {
  margin-top: clamp(18px, 3vw, 26px);
  padding: clamp(18px, 3vw, 28px);
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 8px 8px 0 var(--pd-lime-shadow);
}

.page-disclaimer .slab-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--pitch);
}

.page-disclaimer .contact-rows {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .contact-row {
  display: grid;
  grid-template-columns: minmax(64px, auto) minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 9px;
  border-bottom: 1px dashed rgba(11, 15, 13, .2);
}

.page-disclaimer .contact-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .contact-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--pitch);
  padding-top: 3px;
}

.page-disclaimer .contact-val {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .84rem;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

/* ---------- 底部客服区 ---------- */
.page-disclaimer .usage-cta {
  margin-top: clamp(28px, 5vw, 52px);
  padding: clamp(20px, 3vw, 34px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 3vw, 26px);
  align-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--ink-soft);
}

.page-disclaimer .usage-cta h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.2vw, 28px);
  line-height: 1.2;
}

.page-disclaimer .cta-text {
  margin: 10px 0 0;
  font-size: .95rem;
  line-height: 1.75;
  color: var(--mist);
  max-width: 42em;
}

.page-disclaimer .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 屏幕适配 ---------- */
@media (min-width: 820px) {
  .page-disclaimer .usage-hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-disclaimer .hero-plate {
    transform: rotate(-1.2deg);
  }

  .page-disclaimer .clause-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: clamp(24px, 4vw, 56px);
  }

  .page-disclaimer .clause--flip .clause-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }

  .page-disclaimer .clause--flip .clause-rail {
    order: 2;
  }

  .page-disclaimer .clause-rail {
    position: sticky;
    top: 16px;
    align-self: start;
  }

  .page-disclaimer .usage-cta {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .hero-copy h1 {
    max-width: 13em;
  }

  .page-disclaimer .usage-index-list {
    gap: 10px;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-disclaimer {
    background: none;
    color: #111;
    padding-bottom: 0;
  }

  .page-disclaimer .usage-hero::before,
  .page-disclaimer .usage-index,
  .page-disclaimer .hero-actions,
  .page-disclaimer .cta-actions {
    display: none;
  }

  .page-disclaimer .usage-hero,
  .page-disclaimer .clause {
    padding: 12pt 0;
  }

  .page-disclaimer .clause-title,
  .page-disclaimer .term-title,
  .page-disclaimer .usage-cta h2,
  .page-disclaimer .contact-val {
    color: #111;
  }

  .page-disclaimer .term-text,
  .page-disclaimer .clause-hint,
  .page-disclaimer .fold-body p,
  .page-disclaimer .cta-text {
    color: #333;
    opacity: 1;
  }

  .page-disclaimer .clause,
  .page-disclaimer .term,
  .page-disclaimer .usage-cta,
  .page-disclaimer .contact-slab {
    border-color: #999;
    box-shadow: none;
  }

  .page-disclaimer .clause-rail {
    position: static;
    border-top-color: #666;
  }

  .page-disclaimer .contact-slab {
    background: none;
  }
}
<<<END>>>