.page-disclaimer {
  --disc-line: rgba(140, 245, 230, 0.14);
  --disc-line-soft: rgba(154, 166, 206, 0.16);
  --disc-teal-grad: linear-gradient(135deg, #0B3F45 0%, #0A1030 56%, #141C4E 100%);
  padding-bottom: clamp(56px, 9vw, 104px);
}

/* 面包屑下的浅色摘要带 */
.page-disclaimer .disc-hero {
  position: relative;
  margin-top: 20px;
  padding: clamp(30px, 6vw, 62px) 0 clamp(26px, 5vw, 54px);
  background: var(--disc-teal-grad);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, rgba(140, 245, 230, 0.06) 0 1px, transparent 1px 36px),
    repeating-linear-gradient(90deg, rgba(140, 245, 230, 0.06) 0 1px, transparent 1px 36px);
  pointer-events: none;
}

.page-disclaimer .disc-hero::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -60%;
  width: 62%;
  height: 180%;
  background: radial-gradient(circle at center, rgba(43, 224, 200, 0.18), transparent 62%);
  pointer-events: none;
}

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

.page-disclaimer .disc-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(34px, 7vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-disclaimer .disc-hero .lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 2.2vw, 18px);
  line-height: 1.8;
  color: var(--paper);
}

.page-disclaimer .disc-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(10, 16, 48, 0.42);
}

.page-disclaimer .disc-hero__facts .num {
  font-size: 18px;
}

.page-disclaimer .disc-hero__facts em {
  font-style: normal;
  font-size: 13px;
  color: var(--muted);
}

/* 主体 */
.page-disclaimer .disc-body {
  margin-top: clamp(34px, 5vw, 52px);
}

/* 条目速览（折叠） */
.page-disclaimer .disc-toc__box {
  background: rgba(20, 28, 78, 0.55);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2px clamp(16px, 3vw, 26px);
}

.page-disclaimer .disc-toc__box summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--cyan-soft);
}

.page-disclaimer .disc-toc__box summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disc-toc__box summary::before {
  content: "";
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(45deg);
  transition: transform 0.28s var(--ease);
}

.page-disclaimer .disc-toc__box[open] summary::before {
  transform: rotate(-135deg);
}

.page-disclaimer .disc-toc__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0 0 22px;
  list-style: none;
  counter-reset: toc;
}

.page-disclaimer .disc-toc__list li {
  counter-increment: toc;
}

.page-disclaimer .disc-toc__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--paper);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 0.22s var(--ease), border-color 0.22s var(--ease), color 0.22s var(--ease);
}

.page-disclaimer .disc-toc__list a::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

.page-disclaimer .disc-toc__list a:hover,
.page-disclaimer .disc-toc__list a:focus-visible {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
}

.page-disclaimer .disc-toc__list a:hover::before,
.page-disclaimer .disc-toc__list a:focus-visible::before {
  color: var(--ink-900);
}

/* 条目 */
.page-disclaimer .disc-items {
  margin-top: clamp(16px, 3vw, 28px);
}

.page-disclaimer .disc-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding: clamp(30px, 5vw, 44px) 0;
  border-top: 1px solid var(--disc-line-soft);
  scroll-margin-top: 96px;
}

.page-disclaimer .disc-item:last-of-type {
  border-bottom: 1px solid var(--disc-line-soft);
}

.page-disclaimer .disc-item__rail {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-disclaimer .disc-item__no {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.2em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .disc-item__rail::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--line-strong), transparent);
}

.page-disclaimer .disc-item__body h2 {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--paper);
}

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

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

.page-disclaimer .disc-item__body a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
  transition: color 0.2s var(--ease);
}

.page-disclaimer .disc-item__body a:hover,
.page-disclaimer .disc-item__body a:focus-visible {
  color: var(--gold);
}

.page-disclaimer .disc-figure {
  margin: 22px 0;
  max-width: 760px;
}

.page-disclaimer .disc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--violet), var(--teal));
}

.page-disclaimer .disc-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* 收尾引导 */
.page-disclaimer .disc-help {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: clamp(34px, 5vw, 54px);
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(120deg, rgba(58, 42, 114, 0.72), rgba(11, 63, 69, 0.7)),
    rgba(20, 28, 78, 0.6);
}

.page-disclaimer .disc-help__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: clamp(20px, 3vw, 26px);
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .disc-help__text p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
}

.page-disclaimer .disc-help__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* 窄屏收敛 */
@media (max-width: 479px) {
  .page-disclaimer .disc-hero__facts {
    gap: 8px;
  }

  .page-disclaimer .disc-hero__facts li {
    flex: 1 1 calc(50% - 4px);
    justify-content: flex-start;
    padding: 9px 14px;
  }

  .page-disclaimer .disc-hero__facts .num {
    font-size: 16px;
  }

  .page-disclaimer .disc-toc__list a {
    width: 100%;
    justify-content: flex-start;
  }

  .page-disclaimer .disc-help__acts .btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
}

/* 桌面：竖排编号轨道 + 宽正文 */
@media (min-width: 800px) {
  .page-disclaimer .disc-item {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 44px;
    padding: 58px 0;
  }

  .page-disclaimer .disc-item__rail {
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding-right: 24px;
    border-right: 1px solid var(--disc-line);
  }

  .page-disclaimer .disc-item__no {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: 0.34em;
    font-size: 16px;
  }

  .page-disclaimer .disc-item__rail::after {
    flex: 1;
    width: 1px;
    height: auto;
    background: linear-gradient(180deg, var(--line-strong), transparent);
  }

  .page-disclaimer .disc-help {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: center;
    gap: 40px;
  }

  .page-disclaimer .disc-help__acts {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-toc__box summary::before,
  .page-disclaimer .disc-toc__list a,
  .page-disclaimer .disc-item__body a {
    transition: none;
  }
}