.page-disclaimer {
  --dc-rule: rgba(143, 174, 162, 0.24);
  --dc-rule-strong: rgba(143, 174, 162, 0.44);
  --dc-paper-tint: rgba(20, 59, 47, 0.55);
  background: var(--ink);
  color: var(--white);
  overflow-x: hidden;
}

/* ---------- 首屏框景 ---------- */
.page-disclaimer .dc-hero {
  padding: clamp(24px, 4.5vw, 52px) 0 clamp(26px, 4vw, 44px);
}

.page-disclaimer .dc-hero__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--dc-rule-strong);
  background: linear-gradient(142deg, rgba(20, 59, 47, 0.92) 0%, rgba(6, 26, 20, 0.97) 62%);
  box-shadow: var(--stack-shadow);
  padding: clamp(20px, 4vw, 46px) clamp(18px, 4vw, 46px) clamp(22px, 4vw, 44px);
}

.page-disclaimer .dc-hero__frame::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 10px;
  background-image: repeating-linear-gradient(to bottom, var(--line-cyan) 0 1px, transparent 1px 15px);
  pointer-events: none;
}

.page-disclaimer .dc-hero__frame::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 54px;
  height: 54px;
  background: linear-gradient(225deg, var(--sand) 0 49%, transparent 50%);
  opacity: 0.35;
  pointer-events: none;
}

.page-disclaimer .dc-hero__visual {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.2;
  pointer-events: none;
}

.page-disclaimer .dc-hero__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(0.55);
}

.page-disclaimer .dc-hero__content {
  position: relative;
  z-index: 1;
}

.page-disclaimer .dc-hero__crumb {
  margin-bottom: clamp(16px, 2.5vw, 24px);
}

.page-disclaimer .dc-hero__sep {
  font-family: var(--font-mono);
  color: var(--sage);
  padding: 0 2px;
}

.page-disclaimer .dc-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 6.2vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 12px 0 0;
  max-width: 20ch;
  text-wrap: balance;
}

.page-disclaimer .dc-hero__lede {
  margin: 16px 0 0;
  max-width: 64ch;
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.85;
  color: var(--sage);
}

.page-disclaimer .dc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-top: clamp(18px, 3vw, 26px);
  padding-top: 16px;
  border-top: 1px solid var(--dc-rule);
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .dc-toc {
  display: grid;
  gap: 18px;
  border: 1px solid var(--dc-rule);
  background: var(--dc-paper-tint);
  padding: clamp(18px, 3vw, 30px);
}

.page-disclaimer .dc-toc__title {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 27px);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.005em;
  margin: 8px 0 0;
}

.page-disclaimer .dc-toc__note {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--sage);
}

.page-disclaimer .dc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-disclaimer .dc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed var(--dc-rule);
  color: var(--white);
  font-size: 15px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 140ms ease, border-color 140ms ease;
}

.page-disclaimer .dc-toc__link:hover,
.page-disclaimer .dc-toc__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--line-cyan);
}

.page-disclaimer .dc-toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange);
  flex: none;
  min-width: 2.2em;
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .dc-clause {
  border-top: 1px solid var(--dc-rule);
  padding: clamp(26px, 4.4vw, 52px) 0;
}

.page-disclaimer .dc-clause__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-disclaimer .dc-clause__side {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-disclaimer .dc-clause__num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
  flex: none;
}

.page-disclaimer .dc-clause__body {
  min-width: 0;
  max-width: 74ch;
}

.page-disclaimer .dc-clause__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.28;
  letter-spacing: -0.005em;
  margin: 0 0 14px;
}

.page-disclaimer .dc-clause__body p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(246, 241, 231, 0.86);
}

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

.page-disclaimer .dc-clause__body .bf-list {
  margin: 4px 0 18px;
  display: grid;
  gap: 10px;
}

.page-disclaimer .dc-clause__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-cyan);
}

.page-disclaimer .dc-clause__body a:hover,
.page-disclaimer .dc-clause__body a:focus-visible {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

.page-disclaimer .dc-clause__body .bf-note {
  margin-top: 4px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--sand);
}

/* ---------- 折叠说明 ---------- */
.page-disclaimer .dc-fold {
  margin: 18px 0 0;
  border-left: 2px solid var(--line-orange);
  background: rgba(20, 59, 47, 0.5);
}

.page-disclaimer .dc-fold__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mint);
}

.page-disclaimer .dc-fold__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .dc-fold__summary::after {
  content: "+";
  flex: none;
  font-size: 15px;
  line-height: 1;
  color: var(--orange);
}

.page-disclaimer .dc-fold[open] .dc-fold__summary::after {
  content: "–";
}

.page-disclaimer .dc-fold__body {
  padding: 0 16px 16px;
}

.page-disclaimer .dc-fold__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--sand);
}

/* ---------- 结尾入口 ---------- */
.page-disclaimer .dc-foot {
  border-top: 1px solid var(--line-cyan);
  background: linear-gradient(180deg, rgba(13, 42, 33, 0.94), rgba(6, 26, 20, 0.99));
  padding: clamp(24px, 4vw, 44px) 0;
}

.page-disclaimer .dc-foot__inner {
  display: grid;
  gap: 20px;
}

.page-disclaimer .dc-foot__lead {
  margin: 8px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--white);
  max-width: 46ch;
}

.page-disclaimer .dc-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 26px;
  }
}

@media (min-width: 860px) {
  .page-disclaimer .dc-toc {
    grid-template-columns: minmax(0, 280px) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 48px);
    align-items: start;
  }

  .page-disclaimer .dc-clause__grid {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: clamp(20px, 4vw, 56px);
  }

  .page-disclaimer .dc-clause__side {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    position: sticky;
    top: 118px;
  }

  .page-disclaimer .dc-foot__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

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

/* ---------- 打印 ---------- */
@media print {
  .page-disclaimer {
    background: #fff;
    color: #111;
  }

  .page-disclaimer .dc-hero__visual,
  .page-disclaimer .dc-hero__frame::before,
  .page-disclaimer .dc-hero__frame::after {
    display: none;
  }

  .page-disclaimer .dc-hero__frame,
  .page-disclaimer .dc-toc,
  .page-disclaimer .dc-fold,
  .page-disclaimer .dc-foot {
    background: #fff;
    border-color: #bbb;
    box-shadow: none;
  }

  .page-disclaimer .dc-hero__title,
  .page-disclaimer .dc-toc__title,
  .page-disclaimer .dc-clause__title,
  .page-disclaimer .dc-foot__lead,
  .page-disclaimer .dc-toc__link {
    color: #111;
  }

  .page-disclaimer .dc-hero__lede,
  .page-disclaimer .dc-clause__body p,
  .page-disclaimer .dc-clause__body .bf-note,
  .page-disclaimer .dc-fold__body p {
    color: #222;
  }

  .page-disclaimer .dc-clause {
    break-inside: avoid;
    font-size: 12pt;
  }
}