.page-disclaimer {
  background: var(--ink-900);
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  position: relative;
  padding: calc(var(--header-h) + 26px) 0 46px;
  scroll-margin-top: var(--header-h);
  background:
    radial-gradient(760px 360px at 6% -22%, rgba(43, 229, 140, 0.20), transparent 64%),
    radial-gradient(680px 340px at 104% 2%, rgba(255, 90, 43, 0.18), transparent 62%),
    var(--ink-900);
}

.page-disclaimer .dc-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
}

.page-disclaimer .dc-hero__grid {
  display: grid;
  gap: 28px;
  margin-top: 20px;
}

.page-disclaimer .dc-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.page-disclaimer .dc-hero .lede {
  margin: 16px 0 0;
  max-width: 40em;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-disclaimer .dc-version {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-top: 22px;
  padding: 9px 18px;
  border: 1px solid rgba(43, 229, 140, 0.42);
  border-radius: var(--radius-pill);
  background: rgba(43, 229, 140, 0.08);
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  cursor: default;
  outline: none;
}

.page-disclaimer .dc-version:focus {
  border-color: var(--green);
}

.page-disclaimer .dc-version__tip {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  z-index: 6;
  width: 262px;
  max-width: calc(100vw - 56px);
  padding: 12px 15px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.75;
  letter-spacing: 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-5px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
}

.page-disclaimer .dc-version:hover .dc-version__tip,
.page-disclaimer .dc-version:focus .dc-version__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-disclaimer .dc-hero__media {
  margin: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: 0 34px 70px -34px rgba(0, 0, 0, 0.85);
}

/* ---------- 正文容器 ---------- */
.page-disclaimer .dc-body {
  padding-top: 46px;
  padding-bottom: 66px;
}

.page-disclaimer .dc-layout {
  display: grid;
  gap: 26px;
}

/* ---------- 细线目录 ---------- */
.page-disclaimer .dc-toc {
  padding: 20px 20px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(22, 32, 58, 0.62);
}

.page-disclaimer .dc-toc__title {
  margin: 0 0 14px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .dc-toc__list {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-left: 12px;
  border-left: 2px solid rgba(245, 247, 250, 0.12);
  color: var(--white);
  font-size: 14px;
  line-height: 1.6;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .dc-toc__list a:hover,
.page-disclaimer .dc-toc__list a:focus-visible {
  border-left-color: var(--green);
  color: var(--green);
}

.page-disclaimer .dc-toc__num {
  font-size: 12px;
  color: var(--green);
}

.page-disclaimer .dc-totop {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .dc-totop:hover,
.page-disclaimer .dc-totop:focus-visible {
  color: var(--green);
}

/* ---------- 条款 ---------- */
.page-disclaimer .dc-clauses {
  display: grid;
  gap: 18px;
}

.page-disclaimer .dc-clause {
  position: relative;
  padding: 30px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  scroll-margin-top: calc(var(--header-h) + 18px);
}

.page-disclaimer .dc-clause::before {
  content: "";
  position: absolute;
  left: 0;
  top: 36px;
  bottom: 36px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--green), var(--green-soft));
}

.page-disclaimer .dc-clause--paper {
  background: var(--paper);
  border-color: rgba(16, 24, 40, 0.08);
  color: var(--ink-800);
}

.page-disclaimer .dc-clause--paper::before {
  background: linear-gradient(180deg, var(--orange), var(--orange-soft));
}

.page-disclaimer .dc-clause__num {
  margin: 0 0 8px;
  font-size: 28px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--green);
}

.page-disclaimer .dc-clause--paper .dc-clause__num {
  color: var(--orange);
}

.page-disclaimer .dc-clause__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 3.4vw, 26px);
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-disclaimer .dc-clause--paper .dc-clause__title {
  color: var(--ink-800);
}

.page-disclaimer .dc-clause p {
  max-width: 46em;
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.88;
  color: rgba(245, 247, 250, 0.78);
}

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

.page-disclaimer .dc-clause--paper p {
  color: rgba(16, 24, 40, 0.78);
}

.page-disclaimer .dc-clause .link {
  color: var(--green);
}

.page-disclaimer .dc-clause--paper .link {
  color: #0f7a4f;
}

.page-disclaimer .dc-clause ul {
  display: grid;
  gap: 8px;
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .dc-clause ul li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(245, 247, 250, 0.78);
}

.page-disclaimer .dc-clause ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--yellow);
}

.page-disclaimer .dc-clause--paper ul li {
  color: rgba(16, 24, 40, 0.78);
}

.page-disclaimer .dc-clause--paper ul li::before {
  background: var(--orange);
}

/* ---------- 折叠补充 ---------- */
.page-disclaimer .dc-more {
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-md);
  background: rgba(10, 16, 36, 0.55);
}

.page-disclaimer .dc-more summary {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--green);
}

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

.page-disclaimer .dc-more summary::after {
  content: "＋";
  font-size: 15px;
  line-height: 1;
}

.page-disclaimer .dc-more[open] summary {
  margin-bottom: 14px;
}

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

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

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .dc-hero {
    padding-bottom: 60px;
  }

  .page-disclaimer .dc-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.88fr);
    align-items: end;
    gap: 48px;
    margin-top: 26px;
  }

  .page-disclaimer .dc-layout {
    grid-template-columns: 244px minmax(0, 1fr);
    gap: 42px;
    align-items: start;
  }

  .page-disclaimer .dc-toc {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-disclaimer .dc-clause {
    padding: 36px 38px;
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .dc-clause {
    padding: 40px 46px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-version__tip,
  .page-disclaimer .dc-toc__list a,
  .page-disclaimer .dc-totop {
    transition: none;
  }
}