.page-disclaimer {
  --pd-paper-line: rgba(27, 21, 18, .14);
  --pd-paper-muted: rgba(27, 21, 18, .74);
  --pd-step-gap: 22px;
  --pd-ink-deep: #8A5A18;
}

.page-disclaimer [id] {
  scroll-margin-top: 108px;
}

/* ---------- 顶部标题带 ---------- */

.page-disclaimer .pd-masthead {
  position: relative;
  padding: clamp(96px, 11vw, 134px) 0 clamp(40px, 6vw, 66px);
  background:
    radial-gradient(110% 84% at 88% 2%, rgba(200, 164, 74, .17), transparent 62%),
    radial-gradient(78% 62% at 4% 98%, rgba(90, 156, 135, .11), transparent 58%),
    linear-gradient(180deg, #0A1826 0%, #0D2035 56%, #0A1826 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-disclaimer .pd-masthead .breadcrumb {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-disclaimer .pd-masthead-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: end;
}

.page-disclaimer .pd-masthead-copy h1 {
  margin: 12px 0 0;
  max-width: 15ch;
  color: var(--parchment);
}

.page-disclaimer .pd-masthead-copy .lede {
  margin: 20px 0 0;
  max-width: 36ch;
  color: var(--dawn);
}

.page-disclaimer .pd-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .pd-jump a {
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-pill);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .06em;
  text-decoration: none;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}

.page-disclaimer .pd-jump a:hover,
.page-disclaimer .pd-jump a:focus-visible {
  color: var(--gold-hi);
  border-color: var(--line-strong);
  background: rgba(200, 164, 74, .09);
}

.page-disclaimer .pd-masthead-figure {
  margin: 0;
  padding: 10px 10px 0;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(158deg, rgba(18, 41, 63, .92), rgba(10, 24, 38, .96));
  box-shadow: var(--shadow-float);
  overflow: hidden;
}

.page-disclaimer .pd-masthead-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  border-radius: calc(var(--r-lg) - 9px);
}

.page-disclaimer .pd-masthead-figure .figure-caption {
  display: block;
  padding: 12px 6px 14px;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: .75rem;
  line-height: 1.7;
  letter-spacing: .05em;
}

@media (min-width: 900px) {
  .page-disclaimer .pd-masthead-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: clamp(34px, 4vw, 58px);
  }
}

/* ---------- 区块抬头 ---------- */

.page-disclaimer .pd-section {
  position: relative;
}

.page-disclaimer .pd-head {
  max-width: 760px;
}

.page-disclaimer .pd-head .section-title {
  margin: 10px 0 0;
}

.page-disclaimer .pd-head-lede {
  margin: 16px 0 0;
  max-width: 46ch;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.9;
}

/* ---------- 01 清单 ---------- */

.page-disclaimer .pd-checklist {
  display: grid;
  gap: 14px;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .pd-checklist > li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 16px;
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--gold);
  border-radius: var(--r-md);
  background: linear-gradient(170deg, rgba(18, 41, 63, .9), rgba(10, 24, 38, .58));
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}

.page-disclaimer .pd-checklist > li:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.page-disclaimer .pd-cli-num {
  grid-row: 1 / span 2;
  color: var(--gold-hi);
  font-family: var(--font-mono);
  font-size: 1.125rem;
  letter-spacing: .08em;
  line-height: 1.45;
}

.page-disclaimer .pd-cli-title {
  margin: 0;
  color: var(--parchment);
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.55;
}

.page-disclaimer .pd-cli-text {
  margin: 8px 0 0;
  color: var(--dawn);
  font-size: .9375rem;
  line-height: 1.82;
}

.page-disclaimer .pd-note {
  display: block;
  max-height: 0;
  margin: 0;
  overflow: hidden;
  opacity: 0;
  color: var(--mist);
  font-size: .84375rem;
  line-height: 1.78;
  transition: max-height .3s var(--ease), opacity .3s var(--ease), margin-top .3s var(--ease);
}

.page-disclaimer .pd-checklist > li:hover .pd-note,
.page-disclaimer .pd-checklist > li:focus-within .pd-note {
  max-height: 7rem;
  margin-top: 10px;
  opacity: 1;
}

@media (hover: none) {
  .page-disclaimer .pd-note {
    max-height: none;
    margin-top: 10px;
    opacity: 1;
  }
}

@media (min-width: 820px) {
  .page-disclaimer .pd-checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 24px;
  }
}

/* ---------- 02 双栏与设备图 ---------- */

.page-disclaimer .pd-two-col {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
  align-items: center;
}

.page-disclaimer .pd-two-copy h2 {
  margin: 10px 0 0;
}

.page-disclaimer .pd-two-copy > p {
  margin: 18px 0 0;
  max-width: 42ch;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.9;
}

.page-disclaimer .pd-ticks {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .pd-ticks li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  color: var(--dawn);
  font-size: .9375rem;
  line-height: 1.85;
}

.page-disclaimer .pd-ticks li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer .pd-tick {
  width: 9px;
  height: 9px;
  margin-top: .62em;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(200, 164, 74, .14);
}

.page-disclaimer .pd-tick--celadon {
  background: var(--celadon);
  box-shadow: 0 0 0 4px rgba(90, 156, 135, .16);
}

.page-disclaimer .pd-tick--ember {
  background: var(--ember);
  box-shadow: 0 0 0 4px rgba(224, 118, 60, .16);
}

.page-disclaimer .pd-two-visual {
  padding: clamp(10px, 2vw, 18px);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(18, 41, 63, .55), rgba(10, 24, 38, .3));
}

.page-disclaimer .pd-sync {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-disclaimer .pd-sync .pd-node,
.page-disclaimer .pd-sync .pd-panel {
  stroke: var(--line);
  stroke-width: 1;
}

.page-disclaimer .pd-sync .pd-panel {
  stroke: var(--line-strong);
}

.page-disclaimer .pd-sync .pd-wire {
  fill: none;
  stroke: var(--gold);
  stroke-width: 1;
  stroke-dasharray: 4 5;
  opacity: .75;
}

.page-disclaimer .pd-sync .pd-panel-rule {
  stroke: var(--line-strong);
  stroke-width: 1;
}

.page-disclaimer .pd-sync .pd-row {
  stroke: rgba(200, 164, 74, .34);
  stroke-width: 1;
}

.page-disclaimer .pd-sync text {
  font-family: var(--font-body);
}

.page-disclaimer .pd-sync .pd-sync-label {
  fill: var(--dawn);
  font-size: 17px;
}

.page-disclaimer .pd-sync .pd-sync-sub {
  fill: var(--mist);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
}

.page-disclaimer .pd-sync .pd-sync-title {
  fill: var(--parchment);
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
}

.page-disclaimer .pd-sync .pd-sync-foot {
  fill: var(--gold-hi);
}

@media (min-width: 940px) {
  .page-disclaimer .pd-two-col {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
  }
}

/* ---------- 03 自查步骤条 ---------- */

.page-disclaimer .pd-steps {
  display: grid;
  gap: 16px;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .pd-step {
  position: relative;
}

.page-disclaimer .pd-step-details {
  height: 100%;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, rgba(18, 41, 63, .86), rgba(10, 24, 38, .64));
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-disclaimer .pd-step-details:hover {
  transform: translateY(-6px);
  border-color: var(--line);
  box-shadow: var(--shadow-card);
}

.page-disclaimer .pd-step-details[open] {
  border-color: var(--line-strong);
}

.page-disclaimer .pd-step-summary {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 8px 14px;
  padding: 18px 46px 18px 20px;
  list-style: none;
  cursor: pointer;
}

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

.page-disclaimer .pd-step-summary::after {
  content: "+";
  position: absolute;
  top: 15px;
  right: 17px;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  line-height: 1;
  transition: transform .3s var(--ease), color .3s var(--ease);
}

.page-disclaimer .pd-step-details[open] .pd-step-summary::after {
  transform: rotate(135deg);
  color: var(--gold-hi);
}

.page-disclaimer .pd-step-summary:focus-visible {
  outline: 1px solid var(--gold-hi);
  outline-offset: 2px;
}

.page-disclaimer .pd-step-num {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  color: var(--gold-hi);
  font-family: var(--font-mono);
  font-size: 1.5rem;
  letter-spacing: .08em;
  line-height: 1;
}

.page-disclaimer .pd-step-title {
  grid-column: 2;
  grid-row: 1;
  color: var(--parchment);
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.6;
}

.page-disclaimer .pd-step-state {
  grid-column: 2;
  grid-row: 2;
  justify-self: start;
  padding: 3px 9px;
  border: 1px solid;
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: .6875rem;
  letter-spacing: .1em;
}

.page-disclaimer .pd-state--ok {
  color: var(--celadon);
  border-color: rgba(90, 156, 135, .45);
  background: rgba(90, 156, 135, .1);
}

.page-disclaimer .pd-state--warn {
  color: var(--ember);
  border-color: rgba(224, 118, 60, .45);
  background: rgba(224, 118, 60, .1);
}

.page-disclaimer .pd-step-body {
  padding: 0 20px 20px;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .pd-step-body p {
  margin: 14px 0 0;
  color: var(--dawn);
  font-size: .90625rem;
  line-height: 1.85;
}

@media (min-width: 900px) {
  .page-disclaimer .pd-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--pd-step-gap);
    align-items: start;
  }

  .page-disclaimer .pd-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 30px;
    left: 100%;
    width: var(--pd-step-gap);
    height: 1px;
    background: linear-gradient(90deg, var(--gold), rgba(200, 164, 74, .08));
  }

  .page-disclaimer .pd-step:not(:last-child)::before {
    content: "";
    position: absolute;
    top: 26px;
    left: calc(100% + var(--pd-step-gap) - 5px);
    z-index: 1;
    width: 9px;
    height: 9px;
    border: 1px solid var(--gold);
    border-radius: 50%;
    background: var(--ink);
  }
}

/* ---------- 羊皮纸手册区 ---------- */

.page-disclaimer .pd-manual {
  position: relative;
  padding: clamp(48px, 7vw, 88px) 0 clamp(52px, 7vw, 92px);
  background:
    radial-gradient(92% 58% at 100% 0%, rgba(200, 164, 74, .12), transparent 56%),
    var(--parchment);
  color: var(--sepia);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .pd-manual-kicker {
  margin: 0 0 clamp(28px, 4vw, 42px);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pd-paper-line);
  color: rgba(27, 21, 18, .56);
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .18em;
}

.page-disclaimer .pd-chapter {
  display: grid;
  gap: clamp(16px, 2.4vw, 34px);
  margin-bottom: clamp(32px, 4vw, 48px);
  padding-bottom: clamp(32px, 4vw, 48px);
  border-bottom: 1px solid var(--pd-paper-line);
}

.page-disclaimer .pd-chapter:last-of-type {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.page-disclaimer .pd-chapter-num {
  display: block;
  color: rgba(27, 21, 18, .3);
  font-family: var(--font-mono);
  font-size: 1.75rem;
  letter-spacing: .12em;
  line-height: 1;
}

.page-disclaimer .pd-chapter-head h2 {
  margin: 12px 0 0;
  color: var(--sepia);
}

.page-disclaimer .pd-chapter .prose--paper p {
  margin: 0;
  color: var(--pd-paper-muted);
  font-size: 1rem;
  line-height: 1.95;
}

.page-disclaimer .pd-chapter .prose--paper p + p {
  margin-top: 1.1em;
}

.page-disclaimer .pd-chapter .prose--paper a {
  color: var(--pd-ink-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(138, 90, 24, .42);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-disclaimer .pd-chapter .prose--paper a:hover,
.page-disclaimer .pd-chapter .prose--paper a:focus-visible {
  color: var(--ember);
  border-bottom-color: var(--ember);
}

.page-disclaimer .pd-registry {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 18px 22px;
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(200, 164, 74, .14);
}

.page-disclaimer .pd-registry > div {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
}

.page-disclaimer .pd-registry dt {
  color: rgba(27, 21, 18, .62);
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
}

.page-disclaimer .pd-registry dd {
  margin: 0;
  color: var(--sepia);
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.7;
}

@media (min-width: 900px) {
  .page-disclaimer .pd-chapter {
    grid-template-columns: minmax(0, 268px) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 收尾 ---------- */

.page-disclaimer .pd-help {
  padding-bottom: calc(var(--dock-h) + 44px);
}

.page-disclaimer .pd-help-inner {
  display: grid;
  gap: clamp(24px, 3.4vw, 46px);
  align-items: center;
}

.page-disclaimer .pd-help-inner h2 {
  margin: 10px 0 0;
}

.page-disclaimer .pd-help-inner p {
  margin: 16px 0 0;
  max-width: 48ch;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.9;
}

.page-disclaimer .pd-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

@media (min-width: 860px) {
  .page-disclaimer .pd-help-inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  }

  .page-disclaimer .pd-help-actions {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .pd-checklist > li,
  .page-disclaimer .pd-step-details,
  .page-disclaimer .pd-note,
  .page-disclaimer .pd-jump a,
  .page-disclaimer .pd-step-summary::after {
    transition: none;
  }

  .page-disclaimer .pd-checklist > li:hover,
  .page-disclaimer .pd-step-details:hover {
    transform: none;
  }
}