.page-disclaimer {
  --clause-num-w: 34px;
  --clause-gap: 12px;
  --clause-pad: 14px;
  --clause-line-x: calc(var(--clause-pad) + var(--clause-num-w) + var(--clause-gap) - 1px);
  background: #ffffff;
  color: var(--c-ink);
}

/* 顶部深蓝窄带 */
.page-disclaimer .legal-band {
  position: relative;
  padding: calc(var(--header-h) + 30px) 0 34px;
  background:
    radial-gradient(120% 150% at 14% 0%, rgba(46, 140, 134, .22), transparent 58%),
    linear-gradient(152deg, var(--c-deep) 0%, var(--c-ink) 100%);
  color: var(--c-cream);
  overflow: hidden;
}

.page-disclaimer .legal-band::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(217, 222, 228, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(217, 222, 228, .06) 1px, transparent 1px);
  background-size: 64px 64px;
}

.page-disclaimer .legal-band-inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .legal-band .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  font-size: 13px;
  color: rgba(246, 242, 233, .6);
}

.page-disclaimer .legal-band .breadcrumb a {
  color: var(--c-cream);
  text-decoration: none;
  border-bottom: 1px solid rgba(246, 242, 233, .3);
  transition: color .24s var(--ease), border-color .24s var(--ease);
}

.page-disclaimer .legal-band .breadcrumb a:hover {
  color: #ffffff;
  border-bottom-color: var(--c-signal);
}

.page-disclaimer .legal-title {
  margin: 0;
  font-size: clamp(32px, 6vw, 58px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--c-cream);
}

.page-disclaimer .legal-version {
  display: inline-block;
  margin: 20px 0 0;
  padding: 6px 14px;
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(246, 242, 233, .8);
  border: 1px solid rgba(217, 222, 228, .28);
  border-radius: 999px;
}

/* 通栏抽象图 */
.page-disclaimer .legal-banner {
  margin: 0;
  line-height: 0;
  background: var(--c-deep);
}

.page-disclaimer .legal-banner img {
  display: block;
  width: 100%;
  height: clamp(112px, 18vw, 204px);
  object-fit: cover;
}

/* 导语 */
.page-disclaimer .legal-intro {
  padding: 34px 0 10px;
}

.page-disclaimer .legal-intro .container {
  position: relative;
}

.page-disclaimer .legal-lede {
  max-width: 58ch;
  margin: 0;
  font-size: 16.5px;
  line-height: 1.95;
  color: var(--ink-soft);
}

.page-disclaimer .legal-anno {
  position: absolute;
  top: 4px;
  right: 0;
  color: var(--c-rock);
  font-size: 12px;
  letter-spacing: .22em;
}

/* 主体布局：条款 + 索引 */
.page-disclaimer .legal-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding-top: 32px;
  padding-bottom: 72px;
}

.page-disclaimer .clause-index-title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-rock);
}

.page-disclaimer .clause-index-list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-disclaimer .clause-index-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 13px;
  background: var(--c-mist);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--c-ink);
  font-size: 13.5px;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color .24s var(--ease), background-color .24s var(--ease);
}

.page-disclaimer .clause-index-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-rock);
}

.page-disclaimer .clause-index-link:hover,
.page-disclaimer .clause-index-link:focus-visible {
  border-color: var(--c-signal);
  background: #ffffff;
}

/* 条款 */
.page-disclaimer .clause {
  position: relative;
  display: grid;
  grid-template-columns: var(--clause-num-w) minmax(0, 1fr);
  column-gap: var(--clause-gap);
  padding: 26px var(--clause-pad);
  scroll-margin-top: calc(var(--header-h-scrolled) + 20px);
}

.page-disclaimer .clause + .clause {
  margin-top: 4px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .clause:nth-child(even) {
  background: rgba(242, 245, 248, .9);
  border-radius: var(--radius-md);
}

.page-disclaimer .clause::before {
  content: "";
  position: absolute;
  left: var(--clause-line-x);
  top: 26px;
  bottom: 26px;
  width: 2px;
  background: var(--c-silver);
  transition: background-color .24s var(--ease);
}

.page-disclaimer .clause:hover::before,
.page-disclaimer .clause:focus-within::before,
.page-disclaimer .clause:target::before {
  background: var(--c-signal);
}

.page-disclaimer .clause-num {
  grid-column: 1;
  grid-row: 1 / span 2;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .1em;
  color: var(--c-rock);
}

.page-disclaimer .clause-title {
  grid-column: 2;
  grid-row: 1;
  margin: 0 0 14px;
  font-size: clamp(20px, 2.4vw, 27px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--c-deep);
}

.page-disclaimer .clause-body {
  grid-column: 2;
  grid-row: 2;
}

.page-disclaimer .clause-body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-soft);
}

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

.page-disclaimer .legal-link {
  color: var(--c-star);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 43, .45);
  transition: color .24s var(--ease), border-color .24s var(--ease);
}

.page-disclaimer .legal-link:hover {
  color: var(--c-signal);
  border-bottom-color: var(--c-signal);
}

.page-disclaimer .clause-list {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause-list li {
  position: relative;
  margin-bottom: 8px;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-disclaimer .clause-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 2px;
  background: var(--c-signal);
}

/* 折叠说明 */
.page-disclaimer .clause-more {
  margin-top: 18px;
  padding-top: 4px;
  border-top: 1px solid var(--line);
}

.page-disclaimer .clause-more > summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--c-star);
  cursor: pointer;
  list-style: none;
  transition: color .24s var(--ease);
}

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

.page-disclaimer .clause-more > summary::after {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translate(-1px, -1px);
  transition: transform .24s var(--ease);
}

.page-disclaimer .clause-more[open] > summary::after {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.page-disclaimer .clause-more > summary:hover {
  color: var(--c-signal);
}

.page-disclaimer .clause-more-body {
  padding: 6px 0 12px;
}

.page-disclaimer .clause-more-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* 联系区 */
.page-disclaimer .legal-contact {
  padding: 54px 0 58px;
  background:
    radial-gradient(95% 130% at 86% 0%, rgba(46, 140, 134, .24), transparent 60%),
    linear-gradient(140deg, var(--c-deep) 0%, var(--c-ink) 100%);
  color: var(--c-cream);
}

.page-disclaimer .legal-contact-title {
  margin: 0 0 14px;
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--c-cream);
}

.page-disclaimer .legal-contact-lede {
  max-width: 62ch;
  margin: 0 0 30px;
  font-size: 15.5px;
  line-height: 1.9;
  color: rgba(246, 242, 233, .82);
}

.page-disclaimer .legal-contact-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin: 0;
}

.page-disclaimer .legal-contact-item {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid rgba(217, 222, 228, .18);
}

.page-disclaimer .legal-contact-item dt {
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: .14em;
  color: rgba(217, 222, 228, .62);
}

.page-disclaimer .legal-contact-item dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--c-cream);
  word-break: break-word;
}

/* 底部横向指引 */
.page-disclaimer .legal-guide {
  padding: 40px 0 64px;
  background: var(--c-cream);
}

.page-disclaimer .legal-guide-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-disclaimer .legal-guide-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 54px 22px 22px;
  background: rgba(255, 255, 255, .72);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  color: var(--c-ink);
  text-decoration: none;
  transition: border-color .24s var(--ease), background-color .24s var(--ease), transform .24s var(--ease);
}

.page-disclaimer .legal-guide-item:hover,
.page-disclaimer .legal-guide-item:focus-visible {
  border-color: var(--c-signal);
  background: #ffffff;
  transform: translateY(-2px);
}

.page-disclaimer .legal-guide-label {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--c-rock);
}

.page-disclaimer .legal-guide-title {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-deep);
}

.page-disclaimer .legal-guide-arrow {
  position: absolute;
  top: 50%;
  right: 22px;
  transform: translateY(-50%);
  color: var(--c-signal);
  font-size: 18px;
  transition: transform .24s var(--ease);
}

.page-disclaimer .legal-guide-item:hover .legal-guide-arrow,
.page-disclaimer .legal-guide-item:focus-visible .legal-guide-arrow {
  transform: translateY(-50%) translateX(4px);
}

/* 平板及以上 */
@media (min-width: 640px) {
  .page-disclaimer {
    --clause-num-w: 42px;
    --clause-gap: 16px;
    --clause-pad: 18px;
  }

  .page-disclaimer .clause {
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .page-disclaimer .clause::before {
    top: 32px;
    bottom: 32px;
  }

  .page-disclaimer .legal-contact-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 40px;
  }

  .page-disclaimer .legal-guide-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer {
    --clause-num-w: 46px;
    --clause-gap: 18px;
    --clause-pad: 20px;
  }

  .page-disclaimer .legal-layout {
    grid-template-columns: minmax(0, 1fr) 232px;
    gap: 0 72px;
    align-items: start;
    padding-top: 40px;
    padding-bottom: 88px;
  }

  .page-disclaimer .legal-articles {
    grid-column: 1;
    grid-row: 1;
  }

  .page-disclaimer .clause-index {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: calc(var(--header-h-scrolled) + 26px);
  }

  .page-disclaimer .clause-index-list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-disclaimer .clause-index-link {
    padding: 9px 0 9px 14px;
    background: transparent;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    white-space: normal;
    font-size: 13.5px;
    line-height: 1.6;
    color: var(--ink-soft);
  }

  .page-disclaimer .clause-index-link:hover,
  .page-disclaimer .clause-index-link:focus-visible {
    border-left-color: var(--c-signal);
    background: transparent;
    color: var(--c-deep);
  }

  .page-disclaimer .legal-lede {
    font-size: 17.5px;
  }
}

/* 窄屏调整：编号独立成行，竖线落到正文左侧 */
@media (max-width: 639px) {
  .page-disclaimer .clause {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 4px;
  }

  .page-disclaimer .clause::before {
    display: none;
  }

  .page-disclaimer .clause-num {
    grid-column: 1;
    grid-row: 1;
    padding-top: 0;
  }

  .page-disclaimer .clause-title {
    grid-column: 1;
    grid-row: 2;
    margin-bottom: 12px;
  }

  .page-disclaimer .clause-body {
    grid-column: 1;
    grid-row: 3;
    padding-left: 16px;
    border-left: 2px solid var(--c-silver);
    transition: border-color .24s var(--ease);
  }

  .page-disclaimer .clause:hover .clause-body,
  .page-disclaimer .clause:focus-within .clause-body,
  .page-disclaimer .clause:target .clause-body {
    border-left-color: var(--c-signal);
  }

  .page-disclaimer .legal-anno {
    display: none;
  }
}