.page-disclaimer {
  --dc-rail: 232px;
  --dc-hair: 1px;
  display: block;
  overflow-x: clip;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
}

/* ============ 首屏 ============ */
.page-disclaimer .dc-hero {
  position: relative;
  overflow: hidden;
  padding: 30px 0 38px;
  border-bottom: var(--dc-hair) solid var(--line);
  background:
    radial-gradient(120% 86% at 8% 0%, rgba(43, 232, 176, .085), transparent 62%),
    linear-gradient(180deg, #0C1220 0%, var(--ink) 100%);
}

.page-disclaimer .dc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(46, 58, 80, .55) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(180deg, rgba(46, 58, 80, .38) 0 1px, transparent 1px 64px);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 94%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 94%);
}

.page-disclaimer .dc-hero::after {
  content: "";
  position: absolute;
  right: -180px;
  bottom: -260px;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(43, 232, 176, .18);
  border-radius: 50%;
  pointer-events: none;
}

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

.page-disclaimer .dc-hero .crumbs {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-disclaimer .dc-hero .crumbs a {
  color: var(--muted);
  text-decoration: none;
}

.page-disclaimer .dc-hero .crumbs a:hover,
.page-disclaimer .dc-hero .crumbs a:focus-visible {
  color: var(--accent);
}

.page-disclaimer .dc-hero .crumbs__sep {
  margin: 0 8px;
  color: var(--line);
}

.page-disclaimer .dc-hero__title {
  margin: 16px 0 0;
  font-family: var(--font-head);
  font-size: clamp(38px, 9vw, 76px);
  font-weight: 700;
  line-height: .98;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-disclaimer .dc-hero__lead {
  max-width: 64ch;
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-disclaimer .dc-hero__lead strong {
  color: var(--text);
  font-weight: 600;
}

.page-disclaimer .dc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

/* ============ 主体骨架 ============ */
.page-disclaimer .dc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding-top: 28px;
  padding-bottom: 8px;
}

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

/* ============ 左侧目录 ============ */
.page-disclaimer .dc-toc {
  border-top: 2px solid var(--accent);
  padding-top: 12px;
}

.page-disclaimer .dc-toc__label {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: 12px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--accent);
}

.page-disclaimer .dc-toc__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
}

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

.page-disclaimer .dc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-disclaimer .dc-toc__link:hover,
.page-disclaimer .dc-toc__link:focus-visible {
  color: var(--text);
  border-color: var(--accent);
}

.page-disclaimer .dc-toc__link[aria-current] {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(43, 232, 176, .08);
}

.page-disclaimer .dc-toc__no {
  font-family: var(--font-head);
  font-size: 14px;
  letter-spacing: .04em;
  opacity: .72;
}

/* ============ 条款正文 ============ */
.page-disclaimer .dc-clause {
  border-top: var(--dc-hair) solid var(--line);
  padding: 22px 0 26px;
  scroll-margin-top: 92px;
}

.page-disclaimer .dc-clause__no {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(34px, 7vw, 52px);
  font-weight: 600;
  line-height: .92;
  letter-spacing: .02em;
  font-variant-numeric: tabular-nums;
  color: rgba(237, 242, 246, .16);
  transition: color .3s var(--ease);
}

.page-disclaimer .dc-clause.is-visible .dc-clause__no {
  color: var(--accent);
}

.page-disclaimer .dc-clause__title {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(21px, 3.4vw, 28px);
  font-weight: 600;
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-disclaimer .dc-clause__body {
  max-width: 68ch;
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

.page-disclaimer .dc-clause__body p {
  margin: 0 0 1.1em;
}

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

.page-disclaimer .dc-clause__body a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 232, 176, .45);
}

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

.page-disclaimer .dc-rule {
  list-style: none;
  margin: 0 0 1.1em;
  padding: 0;
}

.page-disclaimer .dc-rule li {
  position: relative;
  padding: 9px 0 9px 24px;
  border-top: 1px solid rgba(46, 58, 80, .8);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-disclaimer .dc-rule li:first-child {
  border-top: 0;
}

.page-disclaimer .dc-rule li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 18px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--accent);
  transform: rotate(45deg);
}

/* ============ 页尾 ============ */
.page-disclaimer .dc-tail {
  position: relative;
  margin-top: 40px;
  padding: 30px 0 56px;
  border-top: 2px solid var(--accent);
  background: linear-gradient(180deg, rgba(43, 232, 176, .07) 0%, rgba(10, 15, 30, 0) 62%);
}

.page-disclaimer .dc-tail__figure {
  margin: 0 0 26px;
  border: var(--dc-hair) solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-plate);
  overflow: hidden;
}

.page-disclaimer .dc-tail__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: .72;
}

.page-disclaimer .dc-tail__rail {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-disclaimer .dc-tail__label {
  margin: 0;
  font-family: var(--font-head);
  font-size: 13px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .dc-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ============ 揭示动效（渐进增强） ============ */
.js-ready .page-disclaimer [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .26s var(--ease), transform .26s var(--ease);
}

.js-ready .page-disclaimer [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ============ 响应式 ============ */
@media (min-width: 768px) {
  .page-disclaimer .dc-tail__rail {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .dc-hero {
    padding: 46px 0 58px;
  }

  .page-disclaimer .dc-hero__lead {
    font-size: 17px;
  }

  .page-disclaimer .dc-layout {
    grid-template-columns: var(--dc-rail) minmax(0, 1fr);
    gap: 64px;
    padding-top: 52px;
    padding-bottom: 16px;
  }

  .page-disclaimer .dc-toc {
    position: sticky;
    top: 84px;
    align-self: start;
    padding-top: 14px;
  }

  .page-disclaimer .dc-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }

  .page-disclaimer .dc-toc__link {
    border: 0;
    border-left: 2px solid var(--line);
    background: transparent;
    padding: 9px 0 9px 14px;
  }

  .page-disclaimer .dc-toc__link[aria-current] {
    border-left-color: var(--accent);
    background: linear-gradient(90deg, rgba(43, 232, 176, .12) 0%, rgba(43, 232, 176, 0) 78%);
  }

  .page-disclaimer .dc-clause {
    display: grid;
    grid-template-columns: 96px minmax(0, 1fr);
    column-gap: 24px;
    padding: 30px 0 34px;
  }

  .page-disclaimer .dc-clause__no {
    grid-row: 1 / span 2;
    padding-top: 2px;
  }

  .page-disclaimer .dc-clause__title {
    margin-top: 0;
  }

  .page-disclaimer .dc-clause__body {
    margin-top: 14px;
  }

  .page-disclaimer .dc-tail {
    margin-top: 56px;
  }
}

@media (max-width: 640px) {
  .page-disclaimer .dc-tail__figure img {
    height: 168px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .js-ready .page-disclaimer [data-reveal],
  .js-ready .page-disclaimer [data-reveal].is-visible {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-disclaimer .dc-clause__no,
  .page-disclaimer .dc-toc__link {
    transition: none;
  }
}