.page-disclaimer {
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
  background: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .pd-hero {
  position: relative;
  margin-top: clamp(1rem, 3vw, 1.8rem);
  background: var(--paper-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-disclaimer .pd-hero::before {
  content: "";
  position: absolute;
  top: -35%;
  right: -12%;
  width: 58%;
  height: 165%;
  background: linear-gradient(155deg, rgba(226, 112, 58, 0.2), rgba(242, 193, 78, 0.08) 52%, rgba(116, 198, 190, 0) 78%);
  transform: skewX(-14deg) rotate(-3deg);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer .pd-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
  padding-top: clamp(1.8rem, 5vw, 3.2rem);
  padding-bottom: clamp(1.6rem, 4vw, 2.4rem);
}

.page-disclaimer .pd-hero__lead .display-title {
  margin: 0.5rem 0 0.9rem;
}

.page-disclaimer .pd-hero__lead .lede {
  margin: 0 0 0.9rem;
}

.page-disclaimer .pd-hero__hint {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  padding-left: 0.9rem;
  border-left: 2px solid var(--glacier);
  max-width: 34em;
}

.page-disclaimer .pd-hero__art {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--deep);
  overflow: hidden;
}

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

/* ---------- 光带节点 ---------- */
.page-disclaimer .pd-band {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem var(--gutter);
  background-color: var(--deep);
  background-image: linear-gradient(90deg, rgba(116, 198, 190, 0), rgba(116, 198, 190, 0.55) 10%, rgba(116, 198, 190, 0.55) 90%, rgba(116, 198, 190, 0));
  background-repeat: no-repeat;
  background-size: 100% 1px;
  background-position: 0 50%;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .pd-band__node {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  background: var(--deep);
  border: 1px solid rgba(252, 247, 238, 0.3);
  color: var(--paper-soft);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-disclaimer .pd-band__idx {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--neon);
}

.page-disclaimer .pd-band__node:hover,
.page-disclaimer .pd-band__node:focus-visible {
  background: var(--dusk);
  border-color: var(--dusk);
  transform: translateY(-2px);
}

.page-disclaimer .pd-band__node:hover .pd-band__idx,
.page-disclaimer .pd-band__node:focus-visible .pd-band__idx {
  color: var(--paper-soft);
}

/* ---------- 侧栏索引 ---------- */
.page-disclaimer .pd-rail {
  margin-top: clamp(2.2rem, 5vw, 3.4rem);
}

.page-disclaimer .pd-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.2rem 1rem;
  margin-top: 0.8rem;
}

.page-disclaimer .pd-toc__link {
  display: block;
  padding: 0.32rem 0 0.32rem 0.6rem;
  border-left: 2px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-disclaimer .pd-toc__link:hover,
.page-disclaimer .pd-toc__link:focus-visible,
.page-disclaimer .pd-toc__link.is-active {
  color: var(--dusk);
  border-left-color: var(--dusk);
}

/* ---------- 编号章节 ---------- */
.page-disclaimer .pd-section {
  scroll-margin-top: 6.5rem;
  padding-top: clamp(1.4rem, 4vw, 2rem);
}

.page-disclaimer .pd-section + .pd-section {
  margin-top: clamp(2rem, 5vw, 3.2rem);
  border-top: 1px solid var(--line);
}

.page-disclaimer .pd-section__head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 0.7rem 1rem;
  margin-bottom: 0.9rem;
}

.page-disclaimer .pd-section__head .section-title {
  margin: 0;
}

.page-disclaimer .pd-num {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 8vw, 3.5rem);
  font-weight: 800;
  line-height: 0.88;
  letter-spacing: -0.03em;
  color: var(--dusk);
}

.page-disclaimer .pd-rules {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .pd-rule {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  padding: 1.1rem 0.9rem 1.1rem 0;
  border-top: 1px solid var(--line);
  transition: background-color 0.24s var(--ease), transform 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-disclaimer .pd-rule:first-child {
  border-top-color: var(--ink);
}

.page-disclaimer .pd-rule__no {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ink);
  padding-top: 0.35rem;
  min-width: 2em;
}

.page-disclaimer .pd-rule__title {
  margin: 0 0 0.35rem;
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
}

.page-disclaimer .pd-rule__body p {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .pd-rule__body a {
  color: var(--ink);
  border-bottom: 1px solid var(--dusk);
  text-decoration: none;
}

.page-disclaimer .pd-rule__body a:hover,
.page-disclaimer .pd-rule__body a:focus-visible {
  color: var(--dusk);
}

.page-disclaimer .pd-rule__body details {
  margin-top: 0.55rem;
}

.page-disclaimer .pd-rule__body summary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  list-style: none;
  padding: 0.15rem 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--dusk);
}

.page-disclaimer .pd-rule__body summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .pd-rule__body summary::after {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.15rem;
  height: 1.15rem;
  border: 1px solid var(--line);
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  color: var(--glacier);
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-disclaimer .pd-rule__body details[open] summary::after {
  content: "−";
  background: var(--print);
  border-color: var(--print);
  color: var(--ink);
}

.page-disclaimer .pd-rule__body details p {
  margin: 0.55rem 0 0;
  padding-left: 0.85rem;
  border-left: 2px solid var(--line);
  max-width: 38em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 联系块 ---------- */
.page-disclaimer .pd-contact {
  margin-top: 1.3rem;
  display: grid;
  gap: 1.1rem;
  padding: clamp(1.2rem, 4vw, 1.7rem);
  background: var(--deep);
  border-left: 6px solid var(--dusk);
}

.page-disclaimer .pd-contact__label {
  margin: 0 0 0.25rem;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--glacier);
}

.page-disclaimer .pd-contact__value {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1rem, 3.4vw, 1.22rem);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--paper-soft);
  word-break: break-all;
}

.page-disclaimer .pd-contact__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.6rem;
}

.page-disclaimer .pd-contact .btn--ghost {
  border-color: rgba(252, 247, 238, 0.4);
  color: var(--paper-soft);
  background: transparent;
}

.page-disclaimer .pd-contact .btn--ghost:hover,
.page-disclaimer .pd-contact .btn--ghost:focus-visible {
  background: var(--dusk);
  border-color: var(--dusk);
}

.page-disclaimer .pd-contact__note {
  margin: 0;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(252, 247, 238, 0.2);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(252, 247, 238, 0.78);
}

/* ---------- 延伸入口 ---------- */
.page-disclaimer .pd-exits {
  margin-top: clamp(2.4rem, 6vw, 4rem);
  padding-top: clamp(1.5rem, 4vw, 2.2rem);
  border-top: 2px solid var(--ink);
}

.page-disclaimer .pd-exits .section-title {
  margin: 0.4rem 0 0;
}

.page-disclaimer .pd-exits__grid {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.3rem;
}

.page-disclaimer .pd-exit {
  display: block;
  padding: 1rem 1.05rem 1.1rem;
  background: var(--paper-soft);
  border: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-disclaimer .pd-exit--lead {
  border-left: 5px solid var(--dusk);
}

.page-disclaimer .pd-exit__label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
}

.page-disclaimer .pd-exit__title {
  margin: 0.4rem 0 0.35rem;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink);
}

.page-disclaimer .pd-exit__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-disclaimer .pd-exit:hover,
.page-disclaimer .pd-exit:focus-visible {
  transform: translateY(-3px);
  border-color: var(--dusk);
  box-shadow: 0 6px 0 -3px var(--line);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .pd-hero__grid {
    grid-template-columns: 1fr;
  }

  .page-disclaimer .pd-exits__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .pd-hero__grid {
    grid-template-columns: 1.02fr 0.98fr;
    align-items: center;
  }

  .page-disclaimer .pd-hero__art {
    transform: translateY(1.1rem);
  }

  .page-disclaimer .pd-toc {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0.35rem;
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .pd-exits__grid {
    grid-template-columns: 1.35fr 1fr 1fr 1fr;
    align-items: stretch;
  }
}

@media (hover: hover) and (min-width: 900px) {
  .page-disclaimer .pd-rule:hover {
    background: var(--paper-soft);
    transform: translateY(-2px);
    box-shadow: 0 7px 0 -4px var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .pd-band__node,
  .page-disclaimer .pd-rule,
  .page-disclaimer .pd-exit,
  .page-disclaimer .pd-toc__link,
  .page-disclaimer .pd-rule__body summary::after {
    transition: none;
  }

  .page-disclaimer .pd-hero__art {
    transform: none;
  }

  .page-disclaimer .pd-rule:hover,
  .page-disclaimer .pd-exit:hover {
    transform: none;
  }
}