.page-disclaimer {
  --dm-hair: rgba(201, 210, 222, .20);
  --dm-hair-2: rgba(201, 210, 222, .44);
  --dm-bodymax: 68ch;
  background: var(--night-ink);
  color: var(--silver-paper);
  position: relative;
}

.page-disclaimer .crumb {
  padding: 22px 0 0;
  font-size: 13px;
  color: var(--steel-gray);
}

.page-disclaimer .crumb a {
  color: var(--silver-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-disclaimer .crumb a:hover,
.page-disclaimer .crumb a:focus-visible {
  color: var(--neon-cyan);
  border-bottom-color: var(--neon-cyan);
}

/* ---------- 页首 ---------- */
.page-disclaimer .dm-hero {
  position: relative;
  padding: 30px 0 76px;
  isolation: isolate;
}

.page-disclaimer .dm-hero__glow {
  position: absolute;
  inset: -18% -12% 14% -12%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(58% 52% at 16% 28%, rgba(91, 75, 224, .38), transparent 70%),
    radial-gradient(48% 44% at 84% 10%, rgba(47, 224, 198, .20), transparent 72%),
    radial-gradient(44% 40% at 62% 92%, rgba(255, 138, 61, .11), transparent 74%);
  animation: dm-drift 20s ease-in-out infinite alternate;
}

@keyframes dm-drift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-3.5%, 0, 0); }
}

.page-disclaimer .dm-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 44px;
  align-items: start;
}

.page-disclaimer .eyebrow {
  margin: 0;
  color: var(--neon-cyan);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.page-disclaimer h1 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(34px, 8.4vw, 62px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: #FFFFFF;
  text-shadow: 0 0 44px rgba(47, 224, 198, .16);
}

.page-disclaimer .lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 17px;
  line-height: 1.78;
  color: rgba(237, 241, 246, .82);
}

.page-disclaimer .dm-hero__flags {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-disclaimer .dm-hero__flags li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  font-size: 15px;
  line-height: 1.5;
  color: rgba(237, 241, 246, .88);
  border: 1px solid var(--dm-hair);
  border-left: 2px solid var(--neon-cyan);
  background: linear-gradient(90deg, rgba(34, 49, 95, .70), rgba(16, 26, 56, .40));
}

.page-disclaimer .dm-hero__flags .mono {
  color: var(--signal-amber);
  font-size: 12px;
  flex: 0 0 auto;
}

.page-disclaimer .dm-hero__art {
  position: relative;
  padding: 0 16px 62px 0;
}

.page-disclaimer .dm-frame {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--dm-hair-2);
  background: var(--indigo-deep);
  box-shadow: 0 26px 64px -32px rgba(0, 0, 0, .92);
}

.page-disclaimer .dm-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: grayscale(.32) contrast(1.06);
}

.page-disclaimer .dm-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(to bottom, rgba(237, 241, 246, .05) 0 1px, transparent 1px 4px);
}

.page-disclaimer .dm-stack {
  position: absolute;
  right: 4px;
  bottom: 4px;
  width: min(288px, 88%);
  height: 116px;
}

.page-disclaimer .dm-sheet {
  position: absolute;
  left: 0;
  right: 0;
  height: 44px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  font-size: 13px;
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--ink-on-paper);
  background: var(--silver-paper);
  border: 1px solid rgba(12, 20, 36, .30);
  box-shadow: 0 12px 26px -16px rgba(0, 0, 0, .85);
  transition: transform .18s var(--ease);
}

.page-disclaimer .dm-sheet em {
  font-style: normal;
  font-weight: 700;
  color: var(--arc-orange);
}

.page-disclaimer .dm-sheet--a { top: 0; transform: rotate(-1.3deg); }
.page-disclaimer .dm-sheet--b { top: 32px; transform: rotate(.9deg); background: #E2E8F1; }
.page-disclaimer .dm-sheet--c { top: 64px; transform: rotate(-.6deg); background: #D6DEEA; }

/* ---------- 正文 ---------- */
.page-disclaimer .dm-body {
  position: relative;
  padding: 8px 0 76px;
  background: linear-gradient(180deg,
    rgba(16, 26, 56, 0) 0%,
    var(--indigo-deep) 10%,
    var(--indigo-deep) 90%,
    rgba(16, 26, 56, 0) 100%);
}

.page-disclaimer .dm-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: start;
}

.page-disclaimer .dm-toc {
  padding: 18px 16px 14px;
  border: 1px solid var(--dm-hair);
  background: rgba(7, 11, 20, .58);
}

.page-disclaimer .dm-toc__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--steel-gray);
}

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

.page-disclaimer .dm-toc__link {
  display: flex;
  gap: 11px;
  align-items: baseline;
  padding: 9px 10px 9px 8px;
  font-size: 14px;
  line-height: 1.45;
  color: rgba(237, 241, 246, .78);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color .16s var(--ease), border-color .16s var(--ease), background .16s var(--ease);
}

.page-disclaimer .dm-toc__link .mono {
  font-size: 12px;
  color: var(--signal-amber);
  flex: 0 0 auto;
}

.page-disclaimer .dm-toc__link:hover,
.page-disclaimer .dm-toc__link:focus-visible {
  color: #FFFFFF;
  border-left-color: var(--neon-cyan);
  background: rgba(47, 224, 198, .08);
}

.page-disclaimer .dm-toc__foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--dm-hair);
}

.page-disclaimer .dm-toc__foot a {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--silver-mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 210, 222, .35);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

.page-disclaimer .dm-toc__foot a:hover,
.page-disclaimer .dm-toc__foot a:focus-visible {
  color: var(--neon-cyan);
  border-bottom-color: var(--neon-cyan);
}

.page-disclaimer .dm-clauses {
  display: grid;
  gap: 13px;
}

.page-disclaimer .dm-clauses__h {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--steel-gray);
}

.page-disclaimer .dm-clause {
  position: relative;
  border: 1px solid var(--dm-hair);
  background: linear-gradient(180deg, rgba(34, 49, 95, .60), rgba(16, 26, 56, .92));
  scroll-margin-top: calc(var(--hdr-h) + 22px);
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease), transform .18s var(--ease);
}

.page-disclaimer .dm-clause:hover {
  border-color: var(--dm-hair-2);
}

.page-disclaimer .dm-clause[open] {
  border-color: rgba(47, 224, 198, .38);
  box-shadow: 0 22px 54px -36px rgba(0, 0, 0, .95);
}

.page-disclaimer .dm-clause > summary {
  list-style: none;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 19px 52px 19px 20px;
  position: relative;
  cursor: pointer;
  transition: background .16s var(--ease);
}

.page-disclaimer .dm-clause > summary::-webkit-details-marker { display: none; }
.page-disclaimer .dm-clause > summary::marker { content: ""; }

.page-disclaimer .dm-clause > summary:hover {
  background: rgba(47, 224, 198, .05);
}

.page-disclaimer .dm-clause > summary:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: -2px;
}

.page-disclaimer .dm-clause > summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--neon-cyan);
}

.page-disclaimer .dm-clause[open] > summary::after {
  content: "\2013";
}

.page-disclaimer .dm-clause__num {
  position: relative;
  flex: 0 0 auto;
  padding-left: 14px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--signal-amber);
}

.page-disclaimer .dm-clause__num::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  border-radius: 50%;
  background: var(--arc-orange);
}

.page-disclaimer .dm-clause__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.32;
  letter-spacing: -.01em;
  color: #FFFFFF;
}

.page-disclaimer .dm-clause__body {
  padding: 18px 20px 24px;
  border-top: 1px solid var(--dm-hair);
}

.page-disclaimer .dm-clause__body p {
  margin: 0 0 14px;
  max-width: var(--dm-bodymax);
  font-size: 16px;
  line-height: 1.78;
  color: rgba(237, 241, 246, .80);
}

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

.page-disclaimer .dm-clause__body a {
  color: var(--data-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(76, 125, 255, .45);
  transition: color .16s var(--ease), border-color .16s var(--ease);
}

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

/* ---------- 版本行 ---------- */
.page-disclaimer .dm-versionbar {
  border-top: 1px solid var(--dm-hair);
  border-bottom: 1px solid var(--dm-hair);
  background: linear-gradient(180deg, rgba(237, 241, 246, .96), rgba(201, 210, 222, .92));
  color: var(--ink-on-paper);
}

.page-disclaimer .dm-versionbar__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: 22px 0;
  align-items: center;
}

.page-disclaimer .dm-versionbar__kicker {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #5A6478;
}

.page-disclaimer .dm-versionbar__main {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -.01em;
  color: var(--ink-on-paper);
}

.page-disclaimer .dm-versionbar__main .mono {
  color: #0C1424;
  font-size: 17px;
}

.page-disclaimer .dm-versionbar__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-text);
}

.page-disclaimer .dm-versionbar__note .mono {
  color: #B35A1E;
  font-weight: 700;
}

.page-disclaimer .dm-versionbar__note a {
  color: #2A47A8;
  text-decoration: none;
  border-bottom: 1px solid rgba(42, 71, 168, .40);
}

.page-disclaimer .dm-versionbar__note a:hover,
.page-disclaimer .dm-versionbar__note a:focus-visible {
  border-bottom-color: #2A47A8;
}

.page-disclaimer .dm-versionbar__top {
  justify-self: start;
  border-color: rgba(12, 20, 36, .38);
  color: var(--ink-on-paper);
  background: rgba(255, 255, 255, .55);
}

.page-disclaimer .dm-versionbar__top:hover,
.page-disclaimer .dm-versionbar__top:focus-visible {
  border-color: var(--indigo-mid);
  background: rgba(255, 255, 255, .92);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .dm-clause > summary {
    padding: 23px 62px 23px 26px;
  }

  .page-disclaimer .dm-clause__title {
    font-size: 21px;
  }

  .page-disclaimer .dm-clause__body {
    padding: 20px 26px 28px;
  }

  .page-disclaimer .dm-clause__body p {
    font-size: 17px;
    line-height: 1.8;
  }

  .page-disclaimer .dm-versionbar__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr) auto;
    gap: 26px;
  }

  .page-disclaimer .dm-versionbar__top {
    justify-self: end;
  }
}

@media (min-width: 940px) {
  .page-disclaimer .dm-hero {
    padding: 44px 0 92px;
  }

  .page-disclaimer .dm-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 60px;
    align-items: center;
  }

  .page-disclaimer .lede {
    font-size: 18px;
  }

  .page-disclaimer .dm-layout {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 58px;
  }

  .page-disclaimer .dm-toc {
    position: sticky;
    top: calc(var(--hdr-h) + 20px);
    padding: 22px 18px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dm-hero__glow {
    animation: none;
  }

  .page-disclaimer .dm-sheet,
  .page-disclaimer .dm-clause,
  .page-disclaimer .dm-toc__link,
  .page-disclaimer .dm-clause__body a,
  .page-disclaimer .dm-versionbar__note a {
    transition: none;
  }

  .page-disclaimer .dm-clause > summary:hover {
    background: transparent;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-disclaimer {
    background: #FFFFFF;
    color: #0C1424;
  }

  .page-disclaimer .dm-hero__glow,
  .page-disclaimer .dm-hero__art,
  .page-disclaimer .dm-toc,
  .page-disclaimer .dm-versionbar__top {
    display: none !important;
  }

  .page-disclaimer .dm-hero {
    padding: 0 0 10px;
  }

  .page-disclaimer h1,
  .page-disclaimer .dm-clause__title,
  .page-disclaimer .dm-versionbar__main {
    color: #000000;
    text-shadow: none;
  }

  .page-disclaimer .lede,
  .page-disclaimer .dm-clause__body p,
  .page-disclaimer .dm-versionbar__note {
    color: #1A1A1A;
    max-width: none;
  }

  .page-disclaimer .dm-body {
    background: none;
    padding: 0 0 16px;
  }

  .page-disclaimer .dm-clauses {
    gap: 8px;
  }

  .page-disclaimer .dm-clause {
    background: none;
    border-color: #AAAAAA;
    page-break-inside: avoid;
  }

  .page-disclaimer .dm-clause > summary {
    padding: 8px 0;
  }

  .page-disclaimer .dm-clause > summary::after {
    display: none;
  }

  .page-disclaimer .dm-clause__num {
    color: #B35A1E;
  }

  .page-disclaimer .dm-clause__body {
    border-top-color: #CCCCCC;
    padding: 8px 0 12px;
  }

  .page-disclaimer .dm-versionbar {
    background: none;
    border-color: #AAAAAA;
  }
}