.page-disclaimer {
  --dc-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --dc-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  font-family: var(--dc-sans);
  color: var(--ink);
  padding-bottom: clamp(64px, 10vw, 128px);
}

.page-disclaimer .dc-bar {
  display: grid;
  grid-template-columns: 3fr 2fr 1fr;
  height: 6px;
  margin-top: clamp(12px, 3vw, 24px);
  border-radius: 3px;
  overflow: hidden;
}

.page-disclaimer .dc-bar span:nth-child(1) { background: var(--blue); }
.page-disclaimer .dc-bar span:nth-child(2) { background: var(--teal); }
.page-disclaimer .dc-bar span:nth-child(3) { background: var(--orange); }

.page-disclaimer .dc-wrap {
  max-width: 820px;
  overflow-wrap: break-word;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  padding-top: clamp(28px, 6vw, 56px);
}

.page-disclaimer .dc-title {
  margin: 18px 0 0;
  max-width: 15em;
  font-size: clamp(2rem, 6.6vw, 3.25rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--ink);
}

.page-disclaimer .dc-lede {
  margin: 20px 0 0;
  max-width: 33em;
  font-size: clamp(17px, 1.6vw, 18px);
  line-height: 1.75;
  color: var(--ink);
}

.page-disclaimer .dc-stamp {
  margin: 22px 0 0;
  font-family: var(--dc-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--graphite);
}

/* ---------- 顶部视觉 ---------- */
.page-disclaimer .dc-visual {
  margin: clamp(30px, 6vw, 52px) 0 0;
}

.page-disclaimer .dc-visual .media__frame {
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--paper-2);
}

.page-disclaimer .dc-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 3;
  object-fit: cover;
}

/* ---------- 条款列表 ---------- */
.page-disclaimer .clause-list {
  display: grid;
  gap: clamp(34px, 5.5vw, 58px);
  margin: clamp(48px, 8vw, 88px) 0 0;
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding-top: 22px;
  border-top: 1px solid var(--rule);
}

.page-disclaimer .clause__rail {
  display: flex;
  align-items: baseline;
  gap: 14px;
  min-width: 0;
}

.page-disclaimer .clause__num {
  font-family: var(--dc-mono);
  font-size: clamp(26px, 4.4vw, 34px);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  line-height: 1;
  color: var(--ink);
  background: transparent;
  border: 0;
  padding: 0 4px 2px 0;
  cursor: pointer;
  transition: color 160ms ease-out, transform 160ms ease-out;
}

.page-disclaimer .clause__num:hover {
  color: var(--blue);
  transform: translateX(2px);
}

.page-disclaimer .clause__num:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 4px;
}

.page-disclaimer .clause__num[data-copied] {
  color: var(--green);
}

.page-disclaimer .copy-status {
  font-family: var(--dc-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--graphite);
  min-height: 1.1em;
  transition: opacity 220ms ease-out;
}

.page-disclaimer .clause__main {
  min-width: 0;
}

.page-disclaimer .clause__title {
  margin: 0 0 12px;
  font-size: clamp(1.25rem, 3.2vw, 1.55rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.3;
  color: var(--ink);
}

.page-disclaimer .clause__main p {
  margin: 0 0 12px;
  max-width: 34em;
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink);
}

.page-disclaimer .clause__meta {
  margin: 16px 0 0;
  padding-left: 10px;
  border-left: 3px solid var(--rule);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--graphite);
}

/* ---------- 页尾 ---------- */
.page-disclaimer .dc-outro {
  margin-top: clamp(56px, 9vw, 104px);
}

.page-disclaimer .dc-rule {
  display: block;
  width: 100%;
  height: 26px;
  border-radius: 2px;
}

.page-disclaimer .dc-outro__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 22px;
}

.page-disclaimer .dc-outro__foot .dc-stamp {
  margin: 0;
  font-size: 12px;
}

/* ---------- 桌面 ---------- */
@media (min-width: 800px) {
  .page-disclaimer .clause {
    grid-template-columns: 112px minmax(0, 1fr);
    gap: 0 32px;
    padding-top: 30px;
  }

  .page-disclaimer .clause__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .page-disclaimer .clause__title {
    margin-top: -2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause__num {
    transition: none;
  }

  .page-disclaimer .clause__num:hover {
    transform: none;
  }

  .page-disclaimer .copy-status {
    transition: none;
  }
}