.page-disclaimer {
  --dc-accent: #0B6B57;
  --dc-paper-ink: #081915;
  --dc-paper-body: #17332C;
  --dc-paper-soft: #4B6560;
  --dc-paper-line: #C6DBD4;
  background: var(--ink);
  color: var(--text);
}

.page-disclaimer .dc-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h) + 34px) 0 46px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(110% 82% at 88% 0%, rgba(43, 240, 200, 0.16), transparent 62%),
    linear-gradient(180deg, #071815 0%, #05100E 82%);
}

.page-disclaimer .dc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(22, 52, 45, 0.9) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(22, 52, 45, 0.9) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.5;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 88%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 88%);
}

.page-disclaimer .dc-hero__inner {
  display: grid;
  gap: 30px;
}

.page-disclaimer .dc-hero__copy {
  min-width: 0;
}

.page-disclaimer .dc-hero .st-breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-disclaimer .dc-hero .st-breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 120ms var(--ease), border-color 120ms var(--ease);
}

.page-disclaimer .dc-hero .st-breadcrumb a:hover,
.page-disclaimer .dc-hero .st-breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-disclaimer .dc-eyebrow {
  margin: 16px 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-disclaimer .dc-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.4vw, 56px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-disclaimer .dc-hero__lede {
  max-width: 44ch;
  margin: 0 0 20px;
  font-size: clamp(14.5px, 2.4vw, 17px);
  line-height: 1.85;
  color: var(--text);
}

.page-disclaimer .dc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-hero__meta li {
  padding: 6px 11px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--ice);
  background: rgba(10, 30, 27, 0.72);
  border: 1px solid var(--line);
}

.page-disclaimer .dc-hero__meta li.is-accent {
  color: var(--ink);
  background: var(--yellow);
  border-color: var(--yellow);
  font-weight: 700;
}

.page-disclaimer .dc-hero__figure {
  margin: 0;
  min-width: 0;
  background: var(--stand);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .dc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 1;
  object-fit: cover;
}

.page-disclaimer .dc-hero__figure figcaption {
  padding: 9px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--mist);
  border-top: 1px solid var(--line);
}

/* ---------- 版本条 ---------- */
.page-disclaimer .dc-versionbar {
  background: var(--stand);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .dc-versionbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 22px;
  padding: 13px 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-disclaimer .dc-versionbar__dot {
  width: 8px;
  height: 8px;
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 122, 47, 0.18);
  flex: 0 0 auto;
}

/* ---------- 正文骨架 ---------- */
.page-disclaimer .dc-body {
  padding: 34px 0 60px;
}

.page-disclaimer .dc-body__grid {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
}

.page-disclaimer .dc-toc {
  grid-area: toc;
  min-width: 0;
  padding: 18px;
  background: var(--stand);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .dc-toc__title {
  margin: 0 0 12px;
  padding-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--cyan);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .dc-toc__list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background 200ms var(--ease), border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-disclaimer .dc-toc__link:hover,
.page-disclaimer .dc-toc__link:focus-visible {
  background: rgba(43, 240, 200, 0.09);
  border-left-color: var(--cyan);
  color: var(--ice);
}

.page-disclaimer .dc-toc__idx {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--orange);
}

/* ---------- 阅读区 ---------- */
.page-disclaimer .dc-reading {
  grid-area: read;
  min-width: 0;
  padding: clamp(20px, 4vw, 44px);
  background: var(--paper);
  color: var(--dc-paper-body);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .dc-clause {
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-disclaimer .dc-clause + .dc-clause {
  margin-top: 30px;
  padding-top: 30px;
  border-top: 1px dashed var(--dc-paper-line);
}

.page-disclaimer .dc-clause__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.page-disclaimer .dc-clause__num {
  flex: 0 0 auto;
  padding: 7px 9px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--yellow);
  border: 2px solid var(--ink);
  box-shadow: 3px 3px 0 rgba(8, 25, 21, 0.22);
}

.page-disclaimer .dc-clause__title {
  flex: 1 1 220px;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(18px, 3.2vw, 23px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--dc-paper-ink);
}

.page-disclaimer .dc-clause p {
  max-width: 62ch;
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--dc-paper-body);
}

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

.page-disclaimer .dc-clause a {
  color: var(--dc-accent);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 107, 87, 0.4);
  transition: border-color 120ms var(--ease), color 120ms var(--ease);
}

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

.page-disclaimer .dc-list {
  display: grid;
  gap: 9px;
  margin: 4px 0 16px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--dc-paper-body);
}

.page-disclaimer .dc-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.74em;
  width: 7px;
  height: 7px;
  background: var(--dc-accent);
  transform: rotate(45deg);
}

.page-disclaimer .dc-list strong {
  color: var(--dc-paper-ink);
  font-weight: 700;
}

/* ---------- 折叠引用格式 ---------- */
.page-disclaimer .dc-fold {
  margin: 6px 0 16px;
  background: #E8F1ED;
  border: 1px solid var(--dc-paper-line);
}

.page-disclaimer .dc-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 15px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--dc-paper-ink);
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .dc-fold summary::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 17px;
  line-height: 1;
  color: var(--dc-accent);
}

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

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

.page-disclaimer .dc-fold__body {
  margin-top: 2px;
  padding: 14px 15px 4px;
  border-top: 1px dashed var(--dc-paper-line);
}

.page-disclaimer .dc-fold__body p {
  font-size: 14.5px;
}

.page-disclaimer .dc-quote {
  margin: 0 0 14px;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.95;
  color: var(--ice);
  background: var(--stand);
  border-left: 4px solid var(--cyan);
  overflow-x: auto;
}

/* ---------- 页尾联系横条 ---------- */
.page-disclaimer .dc-outro {
  padding: 0 0 72px;
}

.page-disclaimer .dc-outro__box {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 4.5vw, 40px);
  color: var(--ink);
  background: var(--orange);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .dc-outro__kicker {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: #6A2B08;
}

.page-disclaimer .dc-outro__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(21px, 4vw, 30px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-disclaimer .dc-outro__text {
  max-width: 52ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: #3C1604;
}

.page-disclaimer .dc-outro__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
}

.page-disclaimer .dc-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  color: var(--yellow);
  background: var(--ink);
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 rgba(5, 16, 14, 0.32);
  text-decoration: none;
  transition: transform 120ms var(--ease), box-shadow 120ms var(--ease), color 120ms var(--ease);
}

.page-disclaimer .dc-btn:hover,
.page-disclaimer .dc-btn:focus-visible {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 rgba(5, 16, 14, 0.32);
  color: var(--cyan);
}

.page-disclaimer .dc-outro__alt {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: #3C1604;
  text-decoration: none;
  border-bottom: 1px solid rgba(60, 22, 4, 0.45);
  transition: color 120ms var(--ease), border-color 120ms var(--ease);
}

.page-disclaimer .dc-outro__alt:hover,
.page-disclaimer .dc-outro__alt:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.page-disclaimer .dc-toc__link:focus-visible,
.page-disclaimer .dc-btn:focus-visible,
.page-disclaimer .dc-outro__alt:focus-visible,
.page-disclaimer .dc-clause a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .dc-hero {
    padding: calc(var(--header-h) + 46px) 0 58px;
  }

  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 10px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1000px) {
  .page-disclaimer .dc-hero {
    padding: calc(var(--header-h) + 54px) 0 66px;
  }

  .page-disclaimer .dc-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
    gap: 52px;
  }

  .page-disclaimer .dc-body {
    padding: 44px 0 72px;
  }

  .page-disclaimer .dc-body__grid {
    grid-template-columns: minmax(0, 1fr) 288px;
    grid-template-areas: "read toc";
    align-items: start;
    gap: 44px;
  }

  .page-disclaimer .dc-toc {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }

  .page-disclaimer .dc-toc__list {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .page-disclaimer .dc-outro__box {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }

  .page-disclaimer .dc-outro__actions {
    justify-content: flex-end;
    flex-direction: column;
    align-items: flex-end;
  }
}

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

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