.page-disclaimer {
  --dis-no-w: 40px;
  --dis-gap: clamp(14px, 2.4vw, 32px);
  display: block;
  background: var(--ink);
  color: var(--silver);
  overflow-x: clip;
}

@media (min-width: 720px) {
  .page-disclaimer {
    --dis-no-w: 68px;
  }
}

/* ── 顶部说明带 ── */
.page-disclaimer .disc-banner {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--hairline);
  background: linear-gradient(158deg, var(--slate) 0%, var(--ink) 62%);
  padding: clamp(26px, 5.6vw, 76px) 0 clamp(24px, 4.2vw, 52px);
}

.page-disclaimer .disc-banner::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 12px;
  background-image: repeating-linear-gradient(90deg, var(--mist) 0 1px, transparent 1px 24px);
  opacity: .12;
  pointer-events: none;
}

.page-disclaimer .disc-banner__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
  opacity: .18;
  filter: grayscale(1) contrast(1.15);
  pointer-events: none;
}

.page-disclaimer .disc-banner__inner {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-banner__note {
  display: none;
}

.page-disclaimer .crumbs {
  margin: 0 0 clamp(14px, 2.4vw, 26px);
}

.page-disclaimer .disc-banner__title {
  margin: .18em 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 6.2vw, 4.4rem);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-disclaimer .disc-banner__lede {
  max-width: 58ch;
  margin: clamp(14px, 2.2vw, 24px) 0 0;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.85;
}

/* ── 说明带信息行 ── */
.page-disclaimer .disc-facts {
  display: flex;
  flex-wrap: wrap;
  margin: clamp(22px, 3.4vw, 38px) 0 0;
  padding: 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.page-disclaimer .disc-fact {
  flex: 1 1 200px;
  min-width: 0;
  display: grid;
  gap: 5px;
  padding: 13px clamp(12px, 1.6vw, 20px) 13px 0;
  border-right: 1px solid var(--hairline);
}

.page-disclaimer .disc-fact:last-child {
  border-right: 0;
  padding-right: 0;
}

.page-disclaimer .disc-fact dt {
  font-family: var(--font-mono);
  font-size: .6875rem;
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-disclaimer .disc-fact dd {
  margin: 0;
  color: var(--silver);
  font-size: .875rem;
  line-height: 1.65;
}

.page-disclaimer .disc-fact--tip {
  position: relative;
  cursor: help;
  outline-offset: 4px;
}

.page-disclaimer .disc-fact__pop {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  z-index: 4;
  width: max(210px, 100%);
  max-width: 300px;
  padding: 9px 13px;
  background: var(--graphite);
  border: 1px solid var(--hairline);
  border-left: 2px solid var(--amber);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  color: var(--silver);
  font-size: .75rem;
  font-weight: 400;
  line-height: 1.65;
  opacity: 0;
  visibility: hidden;
  transform: translateY(5px);
  transition: opacity var(--ease), transform var(--ease), visibility var(--ease);
  pointer-events: none;
}

.page-disclaimer .disc-fact--tip:hover .disc-fact__pop,
.page-disclaimer .disc-fact--tip:focus-visible .disc-fact__pop,
.page-disclaimer .disc-fact--tip:focus-within .disc-fact__pop {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ── 条目索引 ── */
.page-disclaimer .disc-index {
  display: flex;
  flex-wrap: wrap;
  gap: 0 clamp(14px, 2.4vw, 30px);
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  padding: 0;
}

.page-disclaimer .disc-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 0;
  color: var(--mist);
  font-size: .8125rem;
  line-height: 1.4;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--ease), border-color var(--ease);
}

.page-disclaimer .disc-index__link:hover,
.page-disclaimer .disc-index__link:focus-visible {
  color: var(--white);
  border-bottom-color: var(--amber);
}

.page-disclaimer .disc-index__no {
  flex: none;
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--amber);
}

/* ── 规则条目 ── */
.page-disclaimer .disc-section {
  position: relative;
  border-bottom: 1px solid var(--hairline);
  background: var(--ink);
  transition: background var(--ease-slow);
}

.page-disclaimer .disc-section.is-active {
  background: linear-gradient(180deg, rgba(28, 34, 43, .62) 0%, rgba(11, 13, 16, 0) 78%);
}

.page-disclaimer .disc-section__inner {
  display: grid;
  grid-template-columns: var(--dis-no-w) minmax(0, 1fr);
  gap: 0 var(--dis-gap);
  padding: clamp(28px, 4.6vw, 58px) 0;
}

.page-disclaimer .disc-section__no {
  display: block;
  padding-top: .3em;
  font-family: var(--font-mono);
  font-size: .875rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--mist);
  transition: color var(--ease);
}

.page-disclaimer .disc-section.is-active .disc-section__no {
  color: var(--amber);
}

.page-disclaimer .disc-section__body {
  max-width: 68ch;
  min-width: 0;
}

.page-disclaimer .disc-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.6vw, 1.85rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-disclaimer .disc-section__body > p {
  margin: 13px 0 0;
  color: var(--silver);
  font-size: 1rem;
  line-height: 1.85;
}

.page-disclaimer .disc-list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 16px 0 0;
  padding: 0;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding-left: 22px;
  color: var(--silver);
  font-size: .9375rem;
  line-height: 1.8;
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 12px;
  height: 1px;
  background: var(--amber-deep);
}

.page-disclaimer .disc-list li b {
  color: var(--white);
  font-weight: 700;
}

.page-disclaimer .disc-note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber-deep);
  color: var(--mist);
  font-size: .875rem;
  line-height: 1.75;
}

/* ── 两列对照 ── */
.page-disclaimer .disc-compare {
  border-bottom: 1px solid var(--hairline);
  background: linear-gradient(180deg, var(--slate) 0%, var(--ink) 100%);
  padding: clamp(34px, 5.4vw, 72px) 0;
}

.page-disclaimer .disc-compare__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 2.1rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-disclaimer .disc-compare__lede {
  max-width: 56ch;
  margin: 12px 0 0;
  color: var(--mist);
  font-size: .9375rem;
  line-height: 1.8;
}

.page-disclaimer .disc-compare__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: clamp(20px, 3.2vw, 34px);
  background: var(--hairline);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-disclaimer .disc-compare__col {
  min-width: 0;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--graphite);
}

.page-disclaimer .disc-compare__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-size: .875rem;
  font-weight: 700;
  letter-spacing: .06em;
}

.page-disclaimer .disc-compare__head::before {
  content: "";
  flex: none;
  width: 28px;
  height: 2px;
  background: currentColor;
}

.page-disclaimer .disc-compare__col--ok .disc-compare__head {
  color: var(--cyan);
}

.page-disclaimer .disc-compare__col--no .disc-compare__head {
  color: var(--ember);
}

.page-disclaimer .disc-compare__list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.page-disclaimer .disc-compare__list li {
  position: relative;
  padding-left: 24px;
  color: var(--silver);
  font-size: .9375rem;
  line-height: 1.75;
}

.page-disclaimer .disc-compare__list li::before {
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: .75rem;
  line-height: 1.95;
}

.page-disclaimer .disc-compare__col--ok .disc-compare__list li::before {
  content: "＋";
  color: var(--cyan);
}

.page-disclaimer .disc-compare__col--no .disc-compare__list li::before {
  content: "－";
  color: var(--ember);
}

/* ── 收束 ── */
.page-disclaimer .disc-outro {
  background: var(--ink);
  padding: clamp(28px, 4.2vw, 50px) 0;
}

.page-disclaimer .disc-outro__inner {
  max-width: 74ch;
}

.page-disclaimer .disc-outro__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--white);
}

.page-disclaimer .disc-outro p {
  margin: 12px 0 0;
  color: var(--silver);
  font-size: 1rem;
  line-height: 1.85;
}

.page-disclaimer .disc-outro a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 212, 234, .4);
  transition: border-color var(--ease), color var(--ease);
}

.page-disclaimer .disc-outro a:hover,
.page-disclaimer .disc-outro a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--amber);
}

/* ── 桌面增强 ── */
@media (min-width: 820px) {
  .page-disclaimer .disc-compare__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (min-width: 1280px) {
  .page-disclaimer .disc-banner__note {
    display: block;
    position: absolute;
    right: clamp(6px, 1vw, 18px);
    top: 50%;
    z-index: 2;
    margin: 0;
    transform: translateY(-50%) rotate(-90deg);
    transform-origin: center;
    font-family: var(--font-mono);
    font-size: .7rem;
    font-weight: 500;
    letter-spacing: .3em;
    color: var(--mist);
    white-space: nowrap;
    opacity: .72;
    pointer-events: none;
  }

  .page-disclaimer .disc-banner__inner {
    padding-right: clamp(24px, 4vw, 56px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-fact__pop,
  .page-disclaimer .disc-index__link,
  .page-disclaimer .disc-section,
  .page-disclaimer .disc-section__no,
  .page-disclaimer .disc-outro a {
    transition: none;
  }

  .page-disclaimer .disc-fact__pop {
    transform: none;
  }
}