.page-disclaimer {
  --clause-num-w: 40px;
  position: relative;
  background-color: var(--ink);
  color: var(--paper-dim);
  font-family: var(--font-body);
  font-size: var(--fs-body);
}

.page-disclaimer .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-disclaimer .breadcrumbs a {
  color: var(--mist);
  text-decoration: none;
  transition: color 0.32s var(--ease);
}

.page-disclaimer .breadcrumbs a:hover,
.page-disclaimer .breadcrumbs a:focus-visible {
  color: var(--cyan);
}

.page-disclaimer .breadcrumbs__sep {
  color: var(--line);
}

.page-disclaimer .breadcrumbs span:last-child {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */

.page-disclaimer__hero {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-block: clamp(32px, 6vw, 72px);
  background-image: linear-gradient(180deg, rgba(53, 240, 224, 0.07), rgba(7, 9, 11, 0) 64%);
}

.page-disclaimer__hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(42, 50, 56, 0.6) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(0deg, rgba(42, 50, 56, 0.35) 0 1px, transparent 1px 56px);
  -webkit-mask-image: linear-gradient(90deg, transparent 38%, #000 82%);
  mask-image: linear-gradient(90deg, transparent 38%, #000 82%);
  opacity: 0.75;
}

.page-disclaimer__hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: end;
}

.page-disclaimer__hero-copy .label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-disclaimer__hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 7vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-disclaimer__lede {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 17px;
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-disclaimer__hero-figure {
  margin: 0;
  border: 1px solid var(--line);
  background-color: var(--panel);
}

.page-disclaimer__hero-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.05);
}

/* ---------- 条款索引 ---------- */

.page-disclaimer__toc {
  margin-top: clamp(28px, 4vw, 48px);
  border: 1px solid var(--line);
  background-color: var(--panel);
  padding: clamp(16px, 2.5vw, 24px);
  display: grid;
  gap: 14px;
}

.page-disclaimer__toc-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-disclaimer__toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
}

.page-disclaimer__toc-list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding-block: 2px;
  color: var(--paper-dim);
  font-size: 15px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.32s var(--ease), border-color 0.32s var(--ease);
}

.page-disclaimer__toc-list a:hover,
.page-disclaimer__toc-list a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-disclaimer__toc-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--violet);
}

/* ---------- 条款正文 ---------- */

.page-disclaimer__clauses {
  padding-block: clamp(40px, 6vw, 88px);
}

.page-disclaimer__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer__clause {
  display: grid;
  grid-template-columns: var(--clause-num-w) minmax(0, 1fr);
  gap: clamp(14px, 3vw, 40px);
  padding-block: clamp(26px, 4vw, 44px);
  border-top: 1px solid var(--line);
  transition: background-color 0.32s var(--ease);
}

.page-disclaimer__clause:first-child {
  border-top: 0;
}

.page-disclaimer__clause:hover {
  background-color: rgba(53, 240, 224, 0.035);
}

.page-disclaimer__num {
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.2vw, 26px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
  padding-top: 4px;
}

.page-disclaimer__clause-body {
  min-width: 0;
}

.page-disclaimer__clause-body h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-disclaimer__clause-body p {
  margin: 0 0 14px;
  max-width: 46em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-disclaimer__clause-body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer__clause-note {
  margin: 18px 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-disclaimer__clause-body ul {
  list-style: none;
  margin: 16px 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer__clause-body ul:last-child {
  margin-bottom: 0;
}

.page-disclaimer__clause-body li {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.72;
  color: var(--paper-dim);
}

.page-disclaimer__clause-body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 12px;
  height: 1px;
  background-color: var(--cyan);
}

.page-disclaimer__clause-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 224, 0.4);
  transition: border-color 0.32s var(--ease);
}

.page-disclaimer__clause-body a:hover,
.page-disclaimer__clause-body a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 收束区 ---------- */

.page-disclaimer__tail {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background-color: var(--panel);
  padding-block: clamp(40px, 6vw, 72px);
}

.page-disclaimer__tail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
}

.page-disclaimer__tail-col .label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-disclaimer__tail-col h2 {
  margin: 14px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-disclaimer__tail-col p {
  margin: 0 0 18px;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-disclaimer__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.page-disclaimer__copy-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer__copy {
  appearance: none;
  -webkit-appearance: none;
  background-color: transparent;
  border: 1px dashed var(--line);
  border-radius: 2px;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 9px 14px;
  cursor: pointer;
  transition: color 0.32s var(--ease), border-color 0.32s var(--ease);
}

.page-disclaimer__copy:hover,
.page-disclaimer__copy:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-disclaimer__copy.is-copied {
  color: var(--orange);
  border-color: var(--orange);
}

/* ---------- 断点 ---------- */

@media (max-width: 420px) {
  .page-disclaimer {
    --clause-num-w: 32px;
  }

  .page-disclaimer__num {
    font-size: 15px;
  }

  .page-disclaimer__clause-body li {
    padding-left: 18px;
  }
}

@media (min-width: 820px) {
  .page-disclaimer__tail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer__tail-col + .page-disclaimer__tail-col {
    border-left: 1px solid var(--line);
    padding-left: clamp(24px, 3vw, 44px);
  }
}

@media (min-width: 900px) {
  .page-disclaimer {
    --clause-num-w: 88px;
  }

  .page-disclaimer__hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-disclaimer__toc {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: start;
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer__clause,
  .page-disclaimer__toc-list a,
  .page-disclaimer__copy,
  .page-disclaimer .breadcrumbs a,
  .page-disclaimer__clause-body a {
    transition: none;
  }
}