.page-disclaimer {
  --pd-hero-pad-top: calc(var(--bs-header-h) + 64px);
  --pd-rule: 1px solid var(--bs-hair);
  background: var(--bs-paper);
  color: var(--bs-ink);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .pd-hero {
  position: relative;
  overflow: hidden;
  background: var(--bs-ink);
  color: var(--bs-paper);
  padding: var(--pd-hero-pad-top) 0 clamp(48px, 6vw, 80px);
}

.page-disclaimer .pd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(0, 168, 232, 0.16) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 168, 232, 0.16) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.page-disclaimer .pd-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--bs-ice), var(--bs-lime));
}

.page-disclaimer .pd-hero .bs-shell {
  position: relative;
  z-index: 1;
}

.page-disclaimer .pd-hero .bs-breadcrumb {
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 28px;
}

.page-disclaimer .pd-hero .bs-breadcrumb a {
  color: rgba(255, 255, 255, 0.84);
  text-decoration: none;
  transition: color 160ms var(--bs-ease);
}

.page-disclaimer .pd-hero .bs-breadcrumb a:hover,
.page-disclaimer .pd-hero .bs-breadcrumb a:focus-visible {
  color: var(--bs-lime);
}

.page-disclaimer .pd-hero .bs-eyebrow {
  color: var(--bs-ice-light);
}

.page-disclaimer .pd-hero .bs-h1 {
  color: var(--bs-paper);
  margin: 14px 0 0;
}

.page-disclaimer .pd-hero__lede {
  color: rgba(255, 255, 255, 0.78);
  max-width: 34em;
  margin: 24px 0 0;
}

/* 快速定位标签 */
.page-disclaimer .pd-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(32px, 4vw, 44px);
}

.page-disclaimer .pd-jump__link {
  display: inline-block;
  font-family: var(--bs-font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  line-height: 1.4;
  padding: 8px 14px;
  color: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--bs-hair-dark);
  text-decoration: none;
  transition: color 160ms var(--bs-ease), background-color 160ms var(--bs-ease), border-color 160ms var(--bs-ease);
}

.page-disclaimer .pd-jump__link:hover,
.page-disclaimer .pd-jump__link:focus-visible {
  color: var(--bs-ink);
  background: var(--bs-lime);
  border-color: var(--bs-lime);
}

.page-disclaimer .pd-jump__link[aria-current="true"] {
  color: var(--bs-ink);
  background: var(--bs-ice);
  border-color: var(--bs-ice);
}

/* ---------- 正文 ---------- */
.page-disclaimer .pd-body {
  padding: clamp(48px, 6vw, 96px) 0;
  background: var(--bs-paper);
}

.page-disclaimer .pd-entries {
  display: block;
}

.page-disclaimer .pd-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  padding: clamp(32px, 4vw, 56px) 0;
  border-top: var(--pd-rule);
  scroll-margin-top: calc(var(--bs-header-h) + 24px);
}

.page-disclaimer .pd-item:last-child {
  border-bottom: var(--pd-rule);
}

/* 版权条目：上下双线分隔 */
.page-disclaimer .pd-item--license {
  border-top: 4px double var(--bs-ink);
  border-bottom: 4px double var(--bs-ink);
}

.page-disclaimer .pd-item__tag {
  justify-self: start;
  align-self: start;
  font-family: var(--bs-font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  line-height: 1.4;
  color: var(--bs-ink);
  background: var(--bs-ice-mist);
  border-left: 2px solid var(--bs-ice);
  padding: 5px 12px;
}

.page-disclaimer .pd-item__main {
  min-width: 0;
}

.page-disclaimer .pd-h2 {
  font-family: var(--bs-font-display);
  font-size: clamp(21px, 2.4vw, 28px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--bs-ink);
  margin: 0 0 16px;
}

.page-disclaimer .pd-item__main p {
  max-width: 38em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--bs-graphite);
  margin: 0 0 1.1em;
  overflow-wrap: anywhere;
}

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

.page-disclaimer .pd-item__main a {
  color: var(--bs-ice-deep);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 160ms var(--bs-ease);
}

.page-disclaimer .pd-item__main a:hover,
.page-disclaimer .pd-item__main a:focus-visible {
  color: var(--bs-ink);
}

/* 数据条件代码块 */
.page-disclaimer .pd-code {
  margin: 26px 0;
  border: var(--pd-rule);
  background: var(--bs-cloud);
  font-family: var(--bs-font-mono);
  font-size: 13.5px;
  line-height: 1.7;
  overflow: hidden;
}

.page-disclaimer .pd-code__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 12px 18px;
  border-bottom: var(--pd-rule);
}

.page-disclaimer .pd-code__row:last-child {
  border-bottom: 0;
}

.page-disclaimer .pd-code__k {
  color: var(--bs-ice-deep);
  letter-spacing: 0.1em;
}

.page-disclaimer .pd-code__v {
  color: var(--bs-ink);
  overflow-wrap: anywhere;
}

/* 章节配图 */
.page-disclaimer .pd-figure {
  margin: 28px 0;
  border: var(--pd-rule);
  background: var(--bs-ice-mist);
}

.page-disclaimer .pd-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-disclaimer .pd-figure figcaption {
  padding: 12px 16px;
  border-top: var(--pd-rule);
  background: var(--bs-paper);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--bs-graphite);
}

/* ---------- 底部联系与备案 ---------- */
.page-disclaimer .pd-strip {
  position: relative;
  background: var(--bs-ink);
  color: var(--bs-paper);
  padding: clamp(40px, 5vw, 72px) 0;
}

.page-disclaimer .pd-strip::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--bs-ice), var(--bs-lime));
}

.page-disclaimer .pd-strip__title {
  font-family: var(--bs-font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--bs-ice-light);
  margin: 0 0 22px;
}

.page-disclaimer .pd-strip__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin: 0;
}

.page-disclaimer .pd-strip__row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--bs-hair-dark);
}

.page-disclaimer .pd-strip__row dt {
  font-family: var(--bs-font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.58);
}

.page-disclaimer .pd-strip__row dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--bs-paper);
  overflow-wrap: anywhere;
}

.page-disclaimer .pd-strip__base {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin: 28px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.62);
}

.page-disclaimer .pd-strip a {
  color: var(--bs-ice-light);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 160ms var(--bs-ease);
}

.page-disclaimer .pd-strip a:hover,
.page-disclaimer .pd-strip a:focus-visible {
  color: var(--bs-lime);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .pd-code__row {
    grid-template-columns: 118px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-disclaimer .pd-strip__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 48px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .pd-item {
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 44px;
  }

  .page-disclaimer .pd-item__tag {
    text-align: center;
  }
}

@media (max-width: 560px) {
  .page-disclaimer .pd-jump__link {
    font-size: 12px;
    padding: 7px 11px;
  }

  .page-disclaimer .pd-strip__row {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .pd-jump__link,
  .page-disclaimer .pd-item__main a,
  .page-disclaimer .pd-strip a,
  .page-disclaimer .pd-hero .bs-breadcrumb a {
    transition: none;
  }
}