.page-disclaimer {
  --disc-surface: #0E2242;
  --disc-surface-soft: rgba(18, 41, 74, 0.72);
  --disc-frame: 22px;
  background: var(--arena);
  color: var(--mist);
  font-family: var(--font-sans);
  padding-bottom: clamp(56px, 8vw, 110px);
  overflow-x: hidden;
}

.page-disclaimer .shell {
  width: min(1280px, 92vw);
  margin-inline: auto;
}

/* ---------- 首屏 ---------- */

.page-disclaimer .disc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(36px, 5vw, 60px) 0 clamp(52px, 7vw, 96px);
  background:
    radial-gradient(130% 100% at 88% -12%, rgba(56, 225, 255, 0.16), transparent 58%),
    linear-gradient(178deg, #0D2140 0%, var(--arena) 74%);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  inset: -14% -6% -6%;
  z-index: -1;
  background-image:
    repeating-linear-gradient(118deg, rgba(56, 225, 255, 0.085) 0 1px, transparent 1px 46px),
    repeating-linear-gradient(26deg, rgba(255, 106, 26, 0.06) 0 1px, transparent 1px 64px);
  transform: skewY(-2.5deg);
  pointer-events: none;
}

.page-disclaimer .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  list-style: none;
  margin: 0 0 clamp(28px, 4vw, 52px);
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-disclaimer .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-disclaimer .breadcrumbs__item a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

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

.page-disclaimer .breadcrumbs__item[aria-current="page"] {
  color: var(--mist);
}

.page-disclaimer .disc-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-disclaimer .disc-hero__title {
  margin: 14px 0 0;
  font-size: clamp(38px, 7vw, 76px);
  line-height: 1.08;
  max-width: 16ch;
}

.page-disclaimer .disc-hero__lede {
  margin: 22px 0 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: clamp(16px, 1.6vw, 17px);
  line-height: 1.75;
}

.page-disclaimer .disc-meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-disclaimer .disc-meta__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  background: var(--disc-surface-soft);
}

.page-disclaimer .disc-meta__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .disc-meta__val {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--neon);
}

/* ---------- 横幅 ---------- */

.page-disclaimer .disc-banner {
  padding-top: clamp(40px, 5vw, 72px);
}

.page-disclaimer .disc-banner__frame {
  position: relative;
  border-radius: var(--r-frame);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--disc-surface);
}

.page-disclaimer .disc-banner__frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-disclaimer .media-frame__caption {
  display: block;
  padding: 12px 18px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line);
  background: rgba(5, 11, 22, 0.55);
}

/* ---------- 条款主体 ---------- */

.page-disclaimer .disc-terms-wrap {
  padding-top: clamp(48px, 6vw, 88px);
}

.page-disclaimer .disc-terms {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-disclaimer .disc-toc {
  align-self: start;
  padding: 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--disc-frame);
  background: linear-gradient(180deg, rgba(18, 41, 74, 0.6), rgba(11, 27, 51, 0.4));
}

.page-disclaimer .disc-toc__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer .disc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-disclaimer .disc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
  text-decoration: none;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer .disc-toc__link:hover,
.page-disclaimer .disc-toc__link:focus-visible {
  color: var(--mist);
  background: rgba(56, 225, 255, 0.08);
}

.page-disclaimer .disc-toc__link[aria-current="true"],
.page-disclaimer .disc-toc__link[aria-current="location"] {
  color: var(--neon);
  border-color: rgba(182, 255, 59, 0.4);
  background: rgba(182, 255, 59, 0.08);
}

.page-disclaimer .disc-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--neon);
  flex: none;
}

.page-disclaimer .disc-clauses {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.page-disclaimer .clause {
  border: 1px solid var(--line);
  border-radius: var(--disc-frame);
  background: linear-gradient(180deg, rgba(18, 41, 74, 0.78), rgba(11, 27, 51, 0.62));
  scroll-margin-top: calc(var(--header-h) + 28px);
  transition: border-color 0.24s ease, box-shadow 0.24s ease;
}

.page-disclaimer .clause:hover {
  border-color: rgba(56, 225, 255, 0.35);
}

.page-disclaimer .clause:target {
  border-color: rgba(182, 255, 59, 0.62);
  box-shadow: 0 0 0 1px rgba(182, 255, 59, 0.22), 0 26px 52px -40px rgba(182, 255, 59, 0.7);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px clamp(18px, 2.4vw, 28px);
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .clause__head::-webkit-details-marker {
  display: none;
}

.page-disclaimer .clause__head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -4px;
  border-radius: var(--disc-frame);
}

.page-disclaimer .clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--neon);
  padding: 4px 10px;
  border-radius: var(--r-pill);
  background: rgba(182, 255, 59, 0.1);
}

.page-disclaimer .clause__title {
  font-size: clamp(17px, 2vw, 21px);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--mist);
  line-height: 1.4;
}

.page-disclaimer .clause__sign {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
  margin-left: auto;
}

.page-disclaimer .clause__sign::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 7px;
  height: 2px;
  border-radius: 2px;
  background: var(--flare);
}

.page-disclaimer .clause__sign::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 7px;
  width: 2px;
  border-radius: 2px;
  background: var(--flare);
  transition: transform 0.24s ease;
}

.page-disclaimer .clause[open] .clause__sign::after {
  transform: scaleY(0);
}

.page-disclaimer .clause__body {
  padding: 0 clamp(18px, 2.4vw, 28px) clamp(22px, 2.6vw, 30px);
  border-top: 1px solid var(--line);
  margin-top: 2px;
  padding-top: clamp(18px, 2vw, 24px);
}

.page-disclaimer .clause__body p {
  margin: 0 0 14px;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
}

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

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

.page-disclaimer .clause__body li {
  position: relative;
  padding-left: 22px;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-disclaimer .clause__body li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 12px;
  width: 9px;
  height: 2px;
  border-radius: 2px;
  background: var(--neon);
}

.page-disclaimer .clause__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 225, 255, 0.45);
  transition: color 0.2s ease, border-color 0.2s ease;
}

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

/* ---------- 延伸入口 ---------- */

.page-disclaimer .disc-more {
  padding-top: clamp(56px, 7vw, 100px);
}

.page-disclaimer .disc-more .eyebrow {
  display: block;
  margin-bottom: 18px;
}

.page-disclaimer .disc-more__grid {
  gap: 16px;
}

.page-disclaimer .disc-more__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--disc-frame);
  background: linear-gradient(160deg, rgba(18, 41, 74, 0.85), rgba(5, 11, 22, 0.62));
  color: var(--mist);
  text-decoration: none;
  overflow: hidden;
  transition: transform 0.26s ease, border-color 0.26s ease, box-shadow 0.26s ease;
}

.page-disclaimer .disc-more__card::after {
  content: "";
  position: absolute;
  right: -46px;
  bottom: -60px;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 106, 26, 0.28), transparent 68%);
  pointer-events: none;
}

.page-disclaimer .disc-more__card:hover,
.page-disclaimer .disc-more__card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(255, 106, 26, 0.55);
  box-shadow: 0 26px 50px -38px rgba(255, 106, 26, 0.85);
}

.page-disclaimer .disc-more__index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-disclaimer .disc-more__title {
  margin: 0;
  font-size: clamp(19px, 2vw, 24px);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.page-disclaimer .disc-more__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

.page-disclaimer .disc-more__go {
  margin-top: auto;
  padding-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--flare);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-disclaimer .disc-meta {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-disclaimer .disc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: clamp(32px, 5vw, 80px);
  }

  .page-disclaimer .disc-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .disc-terms {
    grid-template-columns: minmax(200px, 248px) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

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

@media (max-width: 480px) {
  .page-disclaimer .disc-meta {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-disclaimer .clause__head {
    flex-wrap: wrap;
    gap: 10px;
  }

  .page-disclaimer .clause__sign {
    position: absolute;
    right: 20px;
  }

  .page-disclaimer .clause {
    position: relative;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause__sign::after,
  .page-disclaimer .disc-more__card,
  .page-disclaimer .disc-toc__link,
  .page-disclaimer .breadcrumbs__item a {
    transition: none;
  }

  .page-disclaimer .disc-more__card:hover {
    transform: none;
  }

  .page-disclaimer .disc-hero::before {
    transform: none;
  }
}