.page-disclaimer {
  --disc-gap: clamp(48px, 6.5vw, 92px);
  --disc-ink: var(--ink-navy-deep);
  position: relative;
  background: var(--ink-navy-deep);
  color: var(--mist);
  overflow-x: clip;
}

/* ---------- 页头 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(28px, 5vw, 56px) 0 0;
  overflow: hidden;
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -200px;
  left: -12%;
  width: 132%;
  height: 500px;
  background:
    radial-gradient(46% 66% at 12% 44%, rgba(122, 77, 255, .58), transparent 68%),
    radial-gradient(42% 60% at 80% 14%, rgba(255, 122, 61, .40), transparent 68%);
  pointer-events: none;
}

.page-disclaimer .disc-hero .breadcrumb {
  margin-bottom: 26px;
}

.page-disclaimer .disc-hero__title {
  margin: 14px 0 0;
  max-width: 16em;
  font-size: clamp(34px, 6.2vw, 68px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.012em;
  color: var(--mist);
  background-image: linear-gradient(98deg, var(--mist) 20%, var(--violet-glow) 66%, var(--warm-orange) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

@supports not ((-webkit-background-clip: text) or (background-clip: text)) {
  .page-disclaimer .disc-hero__title {
    background-image: none;
    -webkit-text-fill-color: currentColor;
    color: var(--mist);
  }
}

.page-disclaimer .disc-hero .lede {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: clamp(16px, 1.7vw, 18px);
  line-height: 1.82;
  color: var(--mist);
  opacity: .84;
}

.page-disclaimer .disc-hero__media {
  margin: clamp(30px, 5vw, 52px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--ink-navy-soft);
  box-shadow: var(--shadow-soft);
}

.page-disclaimer .disc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 话题索引 ---------- */
.page-disclaimer .disc-index {
  margin-top: clamp(32px, 5vw, 56px);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(122, 77, 255, .07), rgba(11, 16, 38, 0));
}

.page-disclaimer .disc-index__list {
  display: grid;
  grid-template-columns: 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 17px 2px;
  color: var(--steel);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  transition: color .3s var(--ease), border-color .3s var(--ease), padding-left .3s var(--ease);
}

.page-disclaimer .disc-index__link:hover,
.page-disclaimer .disc-index__link:focus-visible,
.page-disclaimer .disc-index__link.is-active {
  color: var(--mist);
  border-bottom-color: var(--neon-violet);
  padding-left: 8px;
}

.page-disclaimer .disc-index__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--neon-violet);
}

/* ---------- 章节 ---------- */
.page-disclaimer .disc-chapter {
  padding: var(--disc-gap) 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 88px;
}

.page-disclaimer .disc-chapter--band {
  background:
    linear-gradient(180deg, rgba(20, 27, 60, .85), rgba(11, 16, 38, .2) 78%),
    radial-gradient(70% 90% at 88% 0%, rgba(255, 122, 61, .14), transparent 70%);
}

.page-disclaimer .disc-chapter__head {
  display: grid;
  gap: 12px;
  max-width: 74ch;
}

.page-disclaimer .disc-chapter__index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .18em;
  color: var(--neon-violet);
}

.page-disclaimer .disc-chapter__title {
  margin: 0;
  font-size: clamp(26px, 3.6vw, 42px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.006em;
  color: var(--mist);
}

.page-disclaimer .disc-chapter__lead {
  margin: 0;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
  opacity: .78;
}

/* ---------- 须知条目 ---------- */
.page-disclaimer .notice-list {
  margin: clamp(28px, 4vw, 42px) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .notice-list__item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 10px 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .notice-list__item:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .notice-list__num {
  padding-top: 5px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--amber);
}

.page-disclaimer .notice-list__text {
  margin: 0;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.82;
  color: var(--mist);
  opacity: .9;
}

.page-disclaimer .notice-list__text a {
  color: var(--violet-glow);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-disclaimer .notice-list__text a:hover,
.page-disclaimer .notice-list__text a:focus-visible {
  color: var(--warm-orange);
  border-bottom-color: var(--warm-orange);
}

/* ---------- 版本对照 ---------- */
.page-disclaimer .version-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: clamp(28px, 4vw, 44px) 0 0;
}

.page-disclaimer .version-card {
  position: relative;
  padding: 26px 22px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, rgba(20, 27, 60, .92), rgba(11, 16, 38, .55));
  box-shadow: var(--shadow-soft);
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}

.page-disclaimer .version-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  border-radius: var(--radius-m) var(--radius-m) 0 0;
  background: linear-gradient(90deg, var(--neon-violet), var(--warm-orange));
  opacity: .75;
}

.page-disclaimer .version-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.page-disclaimer .version-card__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--violet-glow);
}

.page-disclaimer .version-card__title {
  margin: 12px 0 0;
  font-size: 21px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--mist);
}

.page-disclaimer .version-card__text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
  opacity: .74;
}

/* ---------- 联系渠道 ---------- */
.page-disclaimer .contact-pair {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: clamp(28px, 4vw, 44px) 0 0;
}

.page-disclaimer .contact-tile {
  padding: 26px 24px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--ink-navy-soft);
}

.page-disclaimer .contact-tile--amber {
  border-color: rgba(255, 196, 107, .3);
  background: linear-gradient(160deg, rgba(255, 122, 61, .12), rgba(20, 27, 60, .9));
}

.page-disclaimer .contact-tile__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  line-height: 1.7;
  color: var(--amber);
}

.page-disclaimer .contact-tile__val {
  margin: 14px 0 0;
  font-size: clamp(18px, 2.6vw, 25px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-disclaimer .contact-tile__hint {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  opacity: .66;
}

/* ---------- 底部常逛提示 ---------- */
.page-disclaimer .disc-bookmark {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(90deg, rgba(122, 77, 255, .16), rgba(255, 122, 61, .08));
}

.page-disclaimer .disc-bookmark__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  padding: 18px 0;
}

.page-disclaimer .disc-bookmark__text {
  flex: 1 1 300px;
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
  opacity: .86;
}

.page-disclaimer .disc-bookmark__text a {
  color: var(--violet-glow);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-disclaimer .disc-bookmark__text a:hover,
.page-disclaimer .disc-bookmark__text a:focus-visible {
  color: var(--warm-orange);
  border-bottom-color: var(--warm-orange);
}

.page-disclaimer .disc-top {
  flex: 0 0 auto;
  padding: 10px 20px;
  font-family: inherit;
  font-size: 14px;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  cursor: pointer;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}

.page-disclaimer .disc-top:hover,
.page-disclaimer .disc-top:focus-visible {
  color: var(--ink-navy-deep);
  background: var(--violet-glow);
  border-color: var(--violet-glow);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-index__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .disc-index__list > li:nth-child(odd) .disc-index__link {
    padding-right: 24px;
  }

  .page-disclaimer .disc-index__list > li:nth-child(even) .disc-index__link {
    padding-left: 24px;
  }

  .page-disclaimer .notice-list__item {
    grid-template-columns: 68px minmax(0, 1fr);
    gap: 10px 24px;
    padding: 22px 0;
  }
}

@media (min-width: 860px) {
  .page-disclaimer .version-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-disclaimer .contact-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disc-index__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-disclaimer .disc-index__list > li .disc-index__link {
    padding-left: 0;
    padding-right: 24px;
  }

  .page-disclaimer .disc-index__list > li .disc-index__link:hover,
  .page-disclaimer .disc-index__list > li .disc-index__link:focus-visible,
  .page-disclaimer .disc-index__list > li .disc-index__link.is-active {
    padding-left: 8px;
  }

  .page-disclaimer .disc-chapter__head {
    grid-template-columns: 1fr;
    max-width: 70ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-index__link,
  .page-disclaimer .version-card,
  .page-disclaimer .disc-top,
  .page-disclaimer .notice-list__text a {
    transition: none;
  }

  .page-disclaimer .version-card:hover {
    transform: none;
  }
}