.page-disclaimer {
  --dc-measure: 60ch;
  --dc-rule: rgba(10, 10, 10, 0.14);
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.85;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 3.75rem) 0 0;
  color: var(--fg-invert);
  background:
    radial-gradient(circle at 84% 12%, rgba(255, 107, 0, 0.32), transparent 56%),
    linear-gradient(158deg, var(--blue) 0%, var(--blue-deep) 46%, var(--bg-deepest) 100%);
}

.page-disclaimer .dc-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    92deg,
    rgba(255, 215, 0, 0.07) 0 2px,
    transparent 2px 22px
  );
}

.page-disclaimer .dc-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .dc-hero .breadcrumb {
  margin-bottom: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-disclaimer .dc-hero .breadcrumb__item {
  color: rgba(245, 245, 245, 0.66);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.page-disclaimer .dc-hero .breadcrumb__item[aria-current="page"] {
  color: var(--gold);
}

.page-disclaimer .dc-hero__title {
  margin: 0.6rem 0 1.15rem;
  font-size: var(--fs-display);
  font-weight: 300;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--cloud);
  max-width: 22ch;
}

.page-disclaimer .dc-hero__lede {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(1rem, 1.35vw, 1.12rem);
  line-height: 1.8;
  color: rgba(245, 245, 245, 0.82);
}

.page-disclaimer .dc-hero__frame {
  position: relative;
  z-index: 1;
  margin-top: clamp(2rem, 5vw, 3.25rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

.page-disclaimer .dc-hero__frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  border: var(--border) solid var(--ink);
  box-shadow: var(--shadow-hard);
}

/* ---------- 条款索引 ---------- */
.page-disclaimer .dc-toc {
  border-top: var(--border) solid var(--ink);
  border-bottom: var(--border) solid var(--ink);
  background: var(--bg-alt);
  padding: clamp(1.25rem, 3vw, 2rem) 0;
}

.page-disclaimer .dc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.25rem;
}

.page-disclaimer .dc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.55rem 0.25rem;
  border-bottom: 1px solid rgba(10, 10, 10, 0.12);
  color: var(--fg);
  font-size: 0.95rem;
  text-decoration: none;
  transition: color 160ms var(--ease), padding-left 160ms var(--ease);
}

.page-disclaimer .dc-toc__link:hover,
.page-disclaimer .dc-toc__link:focus-visible {
  color: var(--orange-deep);
  padding-left: 0.6rem;
}

.page-disclaimer .dc-toc__num {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--orange-deep);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .dc-clauses {
  padding: clamp(1rem, 3vw, 2rem) 0 clamp(2rem, 5vw, 3.5rem);
}

.page-disclaimer .dc-clause {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: clamp(0.75rem, 2.4vw, 2.25rem);
  align-items: start;
  padding: clamp(1.75rem, 4.5vw, 3.25rem) 0;
  border-bottom: 1px solid var(--dc-rule);
  scroll-margin-top: 7rem;
}

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

.page-disclaimer .dc-clause__num {
  margin: 0;
  padding-top: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.04em;
  color: var(--orange-deep);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .dc-clause__num::after {
  content: "";
  display: block;
  width: 100%;
  height: 5px;
  margin-top: 0.6rem;
  background: linear-gradient(180deg, var(--orange), var(--gold));
}

.page-disclaimer .dc-clause__body {
  max-width: var(--dc-measure);
}

.page-disclaimer .dc-clause__title {
  margin: 0 0 0.9rem;
  font-size: var(--fs-section);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--fg);
}

.page-disclaimer .dc-clause__body p {
  margin: 0 0 1rem;
}

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

.page-disclaimer .dc-inline {
  color: var(--orange-deep);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.page-disclaimer .dc-inline:hover,
.page-disclaimer .dc-inline:focus-visible {
  color: var(--ink);
  background: var(--gold);
}

.page-disclaimer .dc-rules {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-disclaimer .dc-rules > li {
  position: relative;
  padding-left: 1.6rem;
  max-width: var(--dc-measure);
}

.page-disclaimer .dc-rules > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 0.62rem;
  height: 0.62rem;
  background: var(--orange);
  border: 2px solid var(--ink);
  transform: rotate(45deg);
}

.page-disclaimer .dc-rules strong {
  font-weight: 800;
  color: var(--orange-deep);
}

/* ---------- 标识说明 ---------- */
.page-disclaimer .dc-mark {
  position: relative;
  overflow: hidden;
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  color: var(--fg-invert);
  background: linear-gradient(150deg, var(--blue-deep) 0%, var(--bg-deepest) 68%, var(--navy) 100%);
}

.page-disclaimer .dc-mark::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    45deg,
    rgba(255, 215, 0, 0.05) 0 3px,
    transparent 3px 26px
  );
}

.page-disclaimer .dc-mark__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.page-disclaimer .dc-seal {
  display: block;
  width: clamp(7rem, 34vw, 10rem);
  height: auto;
  margin: 0 auto;
  transform-origin: center;
  transition: transform 240ms var(--ease);
}

.page-disclaimer .dc-seal:hover,
.page-disclaimer .dc-seal:focus-visible {
  transform: scale(1.09);
}

.page-disclaimer .dc-mark__text {
  max-width: 52ch;
}

.page-disclaimer .dc-mark__title {
  margin: 0.55rem 0 0.85rem;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--cloud);
}

.page-disclaimer .dc-mark__copy {
  margin: 0;
  color: rgba(245, 245, 245, 0.82);
}

.page-disclaimer .dc-mark__record {
  display: inline-flex;
  align-items: center;
  margin: 1.15rem 0 0;
  padding: 0.42rem 1rem;
  border: 2px solid var(--gold);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

/* ---------- 页尾色带 ---------- */
.page-disclaimer .dc-ribbon {
  height: 8px;
  background: linear-gradient(90deg, var(--gold) 0%, var(--orange) 42%, var(--orange-deep) 100%);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(1rem, 3vw, 2.5rem);
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dc-clause {
    grid-template-columns: 4rem 1fr;
  }

  .page-disclaimer .dc-mark__inner {
    grid-template-columns: auto minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-disclaimer .dc-seal {
    margin: 0;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .dc-hero__frame img {
    aspect-ratio: 21 / 9;
  }
}

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

  .page-disclaimer .dc-seal:hover,
  .page-disclaimer .dc-seal:focus-visible {
    transform: none;
  }
}