.page-disclaimer {
  --pd-paper-ink: #14181F;
  --pd-paper-muted: #6D6659;
  --pd-slant: -0.4deg;
  position: relative;
  background: var(--ink);
  color: var(--white);
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-disclaimer__crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 22px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

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

.page-disclaimer__crumbs a:hover,
.page-disclaimer__crumbs a:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
  outline: none;
}

.page-disclaimer__crumbs-sep {
  color: var(--line);
}

.page-disclaimer__crumbs-now {
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-disclaimer__hero {
  position: relative;
  background:
    radial-gradient(115% 85% at 100% 0%, rgba(228, 50, 43, .17), transparent 58%),
    radial-gradient(85% 70% at 0% 100%, rgba(255, 138, 31, .10), transparent 62%);
}

.page-disclaimer__hero-inner {
  display: grid;
  gap: clamp(26px, 5vw, 52px);
  align-items: end;
  padding-block: clamp(32px, 6vw, 68px) clamp(34px, 5vw, 64px);
}

.page-disclaimer__title {
  margin: 16px 0 0;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(32px, 6.2vw, 66px);
  line-height: 1.06;
  letter-spacing: -.012em;
  color: var(--white);
}

.page-disclaimer__lede {
  margin: 22px 0 0;
  max-width: 38em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--muted);
}

.page-disclaimer__hero-media {
  position: relative;
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--ink-2);
  box-shadow: var(--shadow-1);
}

.page-disclaimer__hero-media .media__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-disclaimer__hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--line);
  border-radius: inherit;
  pointer-events: none;
}

@media (min-width: 980px) {
  .page-disclaimer__hero-inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: clamp(32px, 5vw, 78px);
  }
}

/* ---------- 横向索引 ---------- */
.page-disclaimer__toc {
  position: relative;
  background: linear-gradient(180deg, transparent, rgba(21, 33, 57, .55));
}

.page-disclaimer__toc-list {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-disclaimer__toc-item {
  flex: 1 0 auto;
}

.page-disclaimer__toc-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  height: 100%;
  padding: 16px 22px;
  font-size: 13px;
  letter-spacing: .06em;
  white-space: nowrap;
  color: var(--muted);
  text-decoration: none;
  border-right: 1px solid var(--line);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-disclaimer__toc-item:last-child .page-disclaimer__toc-link {
  border-right: 0;
}

.page-disclaimer__toc-link:hover,
.page-disclaimer__toc-link:focus-visible {
  background: var(--ink-2);
  color: var(--white);
  outline: none;
}

.page-disclaimer__toc-link:focus-visible {
  box-shadow: inset 0 0 0 2px var(--neon);
}

.page-disclaimer__toc-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--orange);
}

/* ---------- 章节 ---------- */
.page-disclaimer__section {
  position: relative;
  scroll-margin-top: 132px;
}

.page-disclaimer__section + .page-disclaimer__section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--line) 0%, var(--line) 62%, transparent 100%);
  transform: skewY(var(--pd-slant));
  transform-origin: left center;
}

.page-disclaimer__section-inner {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  padding-block: clamp(46px, 7vw, 86px);
}

.page-disclaimer__sec-index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--orange);
}

.page-disclaimer__sec-title {
  margin: 14px 0 0;
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.2;
  letter-spacing: -.005em;
  color: var(--white);
}

@media (min-width: 920px) {
  .page-disclaimer__section-inner {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: clamp(32px, 5vw, 74px);
  }
}

/* ---------- 正文 ---------- */
.page-disclaimer__text {
  margin: 0 0 18px;
  max-width: 42em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.page-disclaimer__text:last-child {
  margin-bottom: 0;
}

.page-disclaimer__text strong {
  color: var(--white);
  font-weight: 500;
}

.page-disclaimer__text--after {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
  font-size: 14px;
}

.page-disclaimer__section-body a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--orange);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer__section-body a:hover,
.page-disclaimer__section-body a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--neon);
  outline: none;
}

.page-disclaimer__section-body a:focus-visible {
  box-shadow: 0 0 0 2px var(--neon);
  border-radius: var(--radius-sm);
}

/* ---------- 情形列表 ---------- */
.page-disclaimer__cases {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer__case {
  display: grid;
  gap: 8px;
  padding: 26px 0;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer__case:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer__case-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  line-height: 1.7;
  color: var(--red);
}

.page-disclaimer__case-title {
  margin: 0 0 9px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: .01em;
  color: var(--white);
}

.page-disclaimer__case-text {
  margin: 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

@media (min-width: 760px) {
  .page-disclaimer__case {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 0 24px;
    align-items: start;
  }

  .page-disclaimer__case-num {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .page-disclaimer__case-body {
    grid-column: 2;
  }
}

/* ---------- 引用示例 ---------- */
.page-disclaimer__sample {
  position: relative;
  margin: 28px 0 0;
  padding: clamp(20px, 3vw, 32px) clamp(20px, 3vw, 34px);
  background: var(--paper);
  color: var(--pd-paper-ink);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-disclaimer__sample::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--red), var(--orange) 55%, var(--neon));
}

.page-disclaimer__sample-label {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--pd-paper-muted);
}

.page-disclaimer__sample-code {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 2;
  color: var(--pd-paper-ink);
  white-space: pre-wrap;
  word-break: break-word;
}

@media (max-width: 479px) {
  .page-disclaimer__sample-code {
    font-size: 12.5px;
    line-height: 1.9;
  }

  .page-disclaimer__toc-link {
    padding: 14px 16px;
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer__crumbs a,
  .page-disclaimer__toc-link,
  .page-disclaimer__section-body a {
    transition: none;
  }
}