.page-disclaimer {
  --di-rail: 92px;
  --di-sticky: 96px;
  --di-gap: clamp(1rem, 3vw, 2.25rem);
  background: var(--abyss-900);
  color: var(--ink-050);
  padding-bottom: clamp(3rem, 8vw, 6rem);
  overflow-x: clip;
}

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

.page-disclaimer .di-crumbs-wrap {
  padding-top: 1.15rem;
}

/* ---------- Hero ---------- */
.page-disclaimer .di-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(2.25rem, 6vw, 4.25rem) 0 clamp(2.25rem, 6vw, 3.75rem);
  border-bottom: var(--hairline);
  background: linear-gradient(158deg, var(--abyss-950) 0%, var(--abyss-900) 58%, var(--abyss-800) 100%);
}

.page-disclaimer .di-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -22%;
  right: -10%;
  width: min(54vw, 660px);
  aspect-ratio: 1 / 1;
  background: linear-gradient(125deg, rgba(255, 106, 61, 0.16), rgba(79, 209, 176, 0.11) 52%, transparent 74%);
  clip-path: polygon(34% 0%, 100% 0%, 100% 100%, 0% 58%);
  pointer-events: none;
}

.page-disclaimer .di-hero-inner {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-disclaimer .di-hero-main h1 {
  margin: 0.4rem 0 0;
  font-size: clamp(2.2rem, 6.4vw, 4.2rem);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.01em;
}

.page-disclaimer .di-lead {
  margin-top: 1.1rem;
  max-width: 34em;
  color: var(--ink-300);
  font-size: 1rem;
  line-height: 1.78;
}

.page-disclaimer .di-hero-note {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 1.1rem 1.2rem;
  border: var(--hairline);
  background: rgba(16, 32, 58, 0.72);
}

.page-disclaimer .di-hero-note div {
  display: grid;
  gap: 0.18rem;
}

.page-disclaimer .di-hero-note dt {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--ink-300);
}

.page-disclaimer .di-hero-note dd {
  margin: 0;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

/* ---------- 章节骨架 ---------- */
.page-disclaimer .di-section {
  padding: clamp(2.5rem, 6vw, 4.25rem) 0;
  border-bottom: var(--hairline);
}

.page-disclaimer .di-section--last {
  border-bottom: 0;
}

.page-disclaimer .di-row {
  display: grid;
  gap: 1.1rem;
}

.page-disclaimer .di-rail {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
}

.page-disclaimer .di-rail-num {
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--ink-300);
  opacity: 0.55;
  transition: color var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-disclaimer .di-rail-note {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  color: var(--ink-300);
}

.page-disclaimer .di-rail-line {
  display: none;
  width: 2px;
  height: 64px;
  background: linear-gradient(180deg, var(--coral-500), rgba(255, 106, 61, 0));
}

.page-disclaimer .di-section[data-active] .di-rail-num {
  color: var(--coral-500);
  opacity: 1;
}

.page-disclaimer .di-title {
  margin: 0 0 0.9rem;
  font-size: clamp(1.45rem, 3.3vw, 2.05rem);
  font-weight: 800;
  line-height: 1.24;
}

.page-disclaimer .di-text {
  margin: 0 0 1.35rem;
  max-width: 34em;
  font-size: 0.96rem;
  line-height: 1.78;
  color: var(--ink-300);
}

/* ---------- 规则条目 ---------- */
.page-disclaimer .di-rules {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .di-rule {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  gap: 0.4rem;
  padding: 0.85rem 0 0.85rem 1rem;
  border-left: 2px solid var(--abyss-700);
  border-bottom: var(--hairline);
  transition: border-left-color var(--dur) var(--ease);
}

.page-disclaimer .di-rule:first-child {
  border-top: var(--hairline);
}

.page-disclaimer .di-rule:hover {
  border-left-color: var(--celadon-600);
}

.page-disclaimer .di-rule-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--celadon-400);
  padding-top: 0.35rem;
}

.page-disclaimer .di-rule-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.78;
}

.page-disclaimer .di-link {
  color: var(--coral-400);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 61, 0.42);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .di-link:hover,
.page-disclaimer .di-link:focus-visible {
  color: var(--coral-500);
  border-bottom-color: var(--coral-500);
}

/* ---------- 配图 ---------- */
.page-disclaimer .di-figure {
  margin: 0 0 1.9rem;
}

.page-disclaimer .frame {
  overflow: hidden;
  border: var(--hairline);
  background: var(--abyss-800);
}

.page-disclaimer .frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-disclaimer .frame-cap {
  display: block;
  margin-top: 0.65rem;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--ink-300);
}

/* ---------- 步骤 ---------- */
.page-disclaimer .di-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--hairline);
}

.page-disclaimer .di-step {
  border-bottom: var(--hairline);
}

.page-disclaimer .di-step details > summary {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr) 1.4rem;
  align-items: baseline;
  gap: 0.7rem;
  padding: 1rem 0.25rem;
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .di-step-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--coral-500);
}

.page-disclaimer .di-step-head {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
}

.page-disclaimer .di-step-mark {
  position: relative;
  width: 0.9rem;
  height: 0.9rem;
  justify-self: end;
  align-self: center;
}

.page-disclaimer .di-step-mark::before,
.page-disclaimer .di-step-mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--ink-300);
  transition: transform var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-disclaimer .di-step-mark::after {
  transform: rotate(90deg);
}

.page-disclaimer .di-step details[open] .di-step-mark::after {
  transform: rotate(0deg);
}

.page-disclaimer .di-step details[open] .di-step-mark::before,
.page-disclaimer .di-step details[open] .di-step-mark::after {
  background: var(--coral-500);
}

.page-disclaimer .di-step-body {
  padding: 0 0.25rem 1.1rem 2.9rem;
  max-width: 36em;
}

.page-disclaimer .di-step-body p {
  margin: 0 0 0.7rem;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--ink-300);
}

.page-disclaimer .di-step-body p:last-child {
  margin-bottom: 0;
}

/* ---------- 不承诺范围 ---------- */
.page-disclaimer .di-limits {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-disclaimer .di-limits li {
  padding: 0.85rem 1rem 0.85rem 1.15rem;
  border: 1px solid rgba(255, 194, 75, 0.4);
  border-left: 3px solid var(--amber-400);
  background: rgba(255, 194, 75, 0.05);
  font-size: 0.94rem;
  line-height: 1.75;
}

/* ---------- 底部回指标签条 ---------- */
.page-disclaimer .di-refbar-sec {
  padding: clamp(2rem, 5vw, 3rem) 0 0;
}

.page-disclaimer .di-refbar {
  display: grid;
  gap: 1rem;
  padding: 1.15rem 1.2rem;
  border: var(--hairline);
  background: var(--abyss-800);
}

.page-disclaimer .di-refbar-label {
  margin: 0;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--ink-300);
}

.page-disclaimer .di-refbar-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-disclaimer .di-ref {
  display: inline-block;
  padding: 0.42rem 0.75rem;
  border: 1px solid var(--abyss-700);
  background: var(--abyss-900);
  color: var(--ink-050);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-disclaimer .di-ref:hover,
.page-disclaimer .di-ref:focus-visible {
  border-color: var(--coral-500);
  background: rgba(255, 106, 61, 0.08);
  color: var(--coral-400);
}

.page-disclaimer a:focus-visible,
.page-disclaimer summary:focus-visible {
  outline: 2px solid var(--coral-500);
  outline-offset: 2px;
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .di-row {
    grid-template-columns: var(--di-rail) minmax(0, 1fr);
    gap: var(--di-gap);
  }

  .page-disclaimer .di-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
    position: sticky;
    top: var(--di-sticky);
    align-self: start;
  }

  .page-disclaimer .di-rail-note {
    writing-mode: vertical-rl;
    letter-spacing: 0.28em;
  }

  .page-disclaimer .di-rail-line {
    display: block;
    margin-left: 0.15rem;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .di-hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-disclaimer .di-body {
    max-width: 46rem;
  }

  .page-disclaimer .di-refbar {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 1.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer *,
  .page-disclaimer *::before,
  .page-disclaimer *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}
</final>