.page-disclaimer {
  --disc-aside-w: 328px;
  --disc-gap: 30px;
  padding-bottom: 60px;
}

.page-disclaimer .disc-shell {
  padding-top: 18px;
}

.page-disclaimer .disc-crumb {
  margin-bottom: 14px;
}

/* ===== 顶部条款版式区 ===== */
.page-disclaimer .disc-top {
  position: relative;
  isolation: isolate;
  padding: 24px 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(165deg, rgba(13, 42, 71, .94), rgba(6, 26, 46, .6));
  overflow: hidden;
}

.page-disclaimer .disc-top::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(to right, rgba(28, 69, 105, .6) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(28, 69, 105, .6) 1px, transparent 1px);
  background-size: 32px 32px;
  -webkit-mask-image: radial-gradient(120% 140% at 6% 0%, #000 5%, transparent 74%);
  mask-image: radial-gradient(120% 140% at 6% 0%, #000 5%, transparent 74%);
  pointer-events: none;
}

.page-disclaimer .disc-top > * {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-coord {
  position: absolute;
  top: 13px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--graphite);
  white-space: nowrap;
}

.page-disclaimer .disc-hero {
  padding-right: 96px;
}

.page-disclaimer .disc-hero__title {
  position: relative;
  margin: 10px 0 14px;
  padding-left: 18px;
  font-family: var(--font-display);
  font-size: clamp(34px, 8vw, 62px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--white);
}

.page-disclaimer .disc-hero__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: .1em;
  bottom: .1em;
  width: 4px;
  border-radius: 4px;
  background: var(--cyan);
}

.page-disclaimer .disc-hero__lede {
  margin: 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
}

.page-disclaimer .disc-banner {
  margin: 22px 0 0;
  border-radius: var(--r-md);
  border: 1px solid rgba(28, 69, 105, .85);
  background: var(--arena);
  overflow: hidden;
}

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

.page-disclaimer .disc-banner .media__caption {
  padding: 10px 14px 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--graphite);
  background: rgba(6, 26, 46, .55);
}

/* ===== 主体两栏 ===== */
.page-disclaimer .disc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--disc-gap);
  margin-top: 34px;
}

.page-disclaimer .disc-clauses {
  display: grid;
  gap: 18px;
  min-width: 0;
}

/* ===== 单条条款 ===== */
.page-disclaimer .clause {
  padding: 20px 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(178deg, rgba(13, 42, 71, .78), rgba(6, 26, 46, .52));
  scroll-margin-top: calc(var(--header-h) + 26px);
  transition: border-color .18s var(--ease), background .18s var(--ease);
}

.page-disclaimer .clause:hover {
  border-color: rgba(47, 243, 208, .38);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: 13px;
  margin-bottom: 15px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .clause__num {
  flex: none;
  padding: 3px 11px;
  border: 1px solid rgba(47, 243, 208, .38);
  border-radius: var(--r-pill);
  background: rgba(47, 243, 208, .08);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-disclaimer .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 4.6vw, 25px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-disclaimer .clause__body p {
  margin: 0 0 12px;
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
}

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

.page-disclaimer .clause__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 208, .45);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

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

/* ===== 使用范围三段 ===== */
.page-disclaimer .usage-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .usage-list > li {
  padding: 14px 16px;
  border-radius: var(--r-md);
  border-left: 3px solid var(--cyan);
  background: rgba(28, 69, 105, .3);
}

.page-disclaimer .usage-list > li.is-signal {
  border-left-color: var(--orange);
  background: rgba(255, 106, 43, .12);
}

.page-disclaimer .usage-list strong {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--white);
}

.page-disclaimer .usage-list span {
  display: block;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--text);
}

.page-disclaimer .usage-list a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 208, .45);
}

.page-disclaimer .usage-list a:hover,
.page-disclaimer .usage-list a:focus-visible {
  color: var(--white);
  border-color: var(--white);
}

/* ===== 侧栏 ===== */
.page-disclaimer .disc-aside {
  display: grid;
  gap: 16px;
  min-width: 0;
  align-content: start;
}

.page-disclaimer .aside-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--panel);
}

.page-disclaimer .aside-card--signal {
  border-color: rgba(255, 106, 43, .42);
  background: linear-gradient(158deg, rgba(255, 106, 43, .14), rgba(13, 42, 71, .96) 62%);
}

.page-disclaimer .aside-card__title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 13px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .03em;
  color: var(--white);
}

.page-disclaimer .aside-card__title::before {
  content: "";
  flex: none;
  width: 4px;
  height: 14px;
  border-radius: 2px;
  background: var(--cyan);
}

.page-disclaimer .disc-toc {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 3px;
}

.page-disclaimer .disc-toc a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--r-sm);
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--text);
  text-decoration: none;
  transition: background .18s var(--ease), color .18s var(--ease);
}

.page-disclaimer .disc-toc a:hover,
.page-disclaimer .disc-toc a:focus-visible {
  background: rgba(47, 243, 208, .12);
  color: var(--white);
}

.page-disclaimer .disc-toc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}

/* 版本标记与变更提示 */
.page-disclaimer .disc-badge {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 13px;
  border: 1px solid rgba(159, 239, 226, .32);
  border-radius: var(--r-pill);
  background: rgba(159, 239, 226, .12);
  font-size: 13px;
  line-height: 1.4;
  color: var(--mist);
  cursor: help;
}

.page-disclaimer .disc-badge::before {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(47, 243, 208, .18);
}

.page-disclaimer .disc-badge__tip {
  position: absolute;
  left: 0;
  top: calc(100% + 9px);
  z-index: 6;
  width: min(258px, calc(100vw - 64px));
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: #0A2138;
  color: var(--text);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.62;
  box-shadow: 0 20px 44px -20px rgba(0, 0, 0, .8);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-5px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
}

.page-disclaimer .disc-badge:hover .disc-badge__tip,
.page-disclaimer .disc-badge:focus-visible .disc-badge__tip,
.page-disclaimer .disc-badge:focus-within .disc-badge__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* 联系信息 */
.page-disclaimer .disc-contact {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .disc-contact li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
}

.page-disclaimer .disc-contact__key {
  flex: none;
  min-width: 62px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--graphite);
}

.page-disclaimer .disc-contact .mono {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--white);
  word-break: break-all;
}

.page-disclaimer .disc-aside__note {
  margin: 14px 0 0;
  padding-top: 13px;
  border-top: 1px solid rgba(28, 69, 105, .9);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-disclaimer .disc-aside__note a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid rgba(159, 239, 226, .45);
}

.page-disclaimer .disc-aside__note a:hover,
.page-disclaimer .disc-aside__note a:focus-visible {
  color: var(--white);
  border-color: var(--white);
}

/* ===== 桌面端栅格与固定侧栏 ===== */
@media (min-width: 768px) {
  .page-disclaimer .disc-top {
    padding: 32px 32px 26px;
  }

  .page-disclaimer .disc-hero {
    padding-right: 120px;
  }

  .page-disclaimer .clause {
    padding: 26px 28px 28px;
  }

  .page-disclaimer .aside-card {
    padding: 22px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disc-hero {
    max-width: 66%;
  }

  .page-disclaimer .disc-layout {
    grid-template-columns: minmax(0, 1fr) var(--disc-aside-w);
    gap: 36px;
    margin-top: 42px;
  }

  .page-disclaimer .disc-aside {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
  }
}

@media (min-width: 1280px) {
  .page-disclaimer .disc-clauses {
    gap: 22px;
  }

  .page-disclaimer .disc-hero__lede {
    font-size: 17px;
  }
}

/* ===== 动效降级 ===== */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause,
  .page-disclaimer .disc-toc a,
  .page-disclaimer .disc-badge,
  .page-disclaimer .disc-badge__tip,
  .page-disclaimer .clause__body a {
    transition: none;
  }

  .page-disclaimer .disc-badge__tip {
    transform: none;
  }
}