.page-disclaimer {
  --disc-paper-line: rgba(37, 26, 20, 0.2);
  --disc-cut: 18px;
  --disc-text-soft: rgba(245, 241, 255, 0.82);
  --disc-text-dim: rgba(245, 241, 255, 0.66);
  background: var(--sg-night);
  color: var(--sg-mist);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  padding: calc(var(--sg-header-h) + 36px) 0 52px;
  background:
    radial-gradient(120% 96% at 88% -6%, rgba(108, 43, 255, 0.34), transparent 62%),
    radial-gradient(82% 70% at -4% 24%, rgba(0, 229, 255, 0.14), transparent 60%),
    var(--sg-night);
  border-bottom: 1px solid var(--sg-line);
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--sg-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--sg-line-soft) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 84%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 84%);
}

.page-disclaimer .disc-hero .sg-container {
  position: relative;
  z-index: 1;
}

.page-disclaimer .disc-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: end;
  margin-top: 26px;
}

.page-disclaimer .disc-hero__title {
  margin: 16px 0 0;
  font-family: var(--sg-sans);
  font-weight: 900;
  font-size: clamp(34px, 8.2vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  transform: skewX(-4deg);
  transform-origin: left bottom;
  color: var(--sg-mist);
}

.page-disclaimer .disc-hero__title span {
  display: inline-block;
  padding-bottom: 0.08em;
  background-image: linear-gradient(96deg, var(--sg-cyan), var(--sg-violet-lift) 72%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.page-disclaimer .disc-hero__lede {
  max-width: 60ch;
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--disc-text-soft);
}

.page-disclaimer .disc-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-disclaimer .disc-hero__media {
  margin: 0;
  width: 100%;
  align-self: end;
}

.page-disclaimer .disc-hero__media .sg-media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  min-height: 220px;
  object-fit: cover;
}

/* ---------- 横向编号索引带 ---------- */
.page-disclaimer .disc-index {
  position: relative;
  z-index: 2;
  background: var(--sg-deep);
  border-bottom: 1px solid var(--sg-line);
}

.page-disclaimer .disc-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-disclaimer .disc-index__item {
  border-top: 1px solid var(--sg-line-soft);
  border-left: 1px solid var(--sg-line-soft);
}

.page-disclaimer .disc-index__item:nth-child(odd) {
  border-left: 0;
}

.page-disclaimer .disc-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 12px;
  text-decoration: none;
  color: var(--disc-text-soft);
  transition: background-color 200ms var(--sg-ease), color 200ms var(--sg-ease);
}

.page-disclaimer .disc-index__num {
  font-family: var(--sg-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: var(--sg-cyan);
}

.page-disclaimer .disc-index__label {
  font-size: 13px;
  letter-spacing: 0.02em;
}

.page-disclaimer .disc-index__link:hover,
.page-disclaimer .disc-index__link:focus-visible {
  background: rgba(108, 43, 255, 0.24);
  color: var(--sg-mist);
}

.page-disclaimer .disc-index__link:focus-visible {
  outline: 2px solid var(--sg-cyan);
  outline-offset: -2px;
}

/* ---------- 规则正文 ---------- */
.page-disclaimer .disc-rules {
  padding: 48px 0 64px;
}

.page-disclaimer .disc-rules__head {
  max-width: 62ch;
}

.page-disclaimer .disc-rules__title {
  margin: 14px 0 0;
  font-family: var(--sg-sans);
  font-weight: 800;
  font-size: clamp(24px, 5.4vw, 38px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--sg-mist);
}

.page-disclaimer .disc-rules__intro {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--disc-text-dim);
}

.page-disclaimer .disc-rule {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 28px;
  padding: 26px 0 0;
  border-top: 1px solid var(--sg-line);
  scroll-margin-top: calc(var(--sg-header-h) + 20px);
}

.page-disclaimer .disc-rule__index {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-disclaimer .disc-rule__num {
  font-family: var(--sg-mono);
  font-size: clamp(30px, 7vw, 46px);
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: transparent;
  -webkit-text-stroke: 1px var(--sg-cyan);
}

.page-disclaimer .disc-rule__code {
  font-family: var(--sg-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--sg-blueprint);
}

.page-disclaimer .disc-rule__body h3 {
  margin: 0;
  font-family: var(--sg-sans);
  font-weight: 700;
  font-size: clamp(20px, 4.4vw, 27px);
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--sg-mist);
}

.page-disclaimer .disc-rule__body p {
  max-width: 72ch;
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--disc-text-soft);
}

.page-disclaimer .disc-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--disc-text-dim);
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 9px;
  height: 2px;
  background: var(--sg-cyan);
}

.page-disclaimer .disc-rule__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

/* ---------- 奶油纸白规则牌 ---------- */
.page-disclaimer .disc-rule--paper {
  margin-top: 36px;
  padding: 24px 20px;
  border: 1px solid var(--disc-paper-line);
  border-radius: 2px var(--disc-cut) 2px 2px;
  background: var(--sg-paper);
  color: var(--sg-ink);
  box-shadow: var(--sg-shadow);
}

.page-disclaimer .disc-rule--paper .disc-rule__code {
  color: rgba(37, 26, 20, 0.62);
}

.page-disclaimer .disc-rule--paper .disc-rule__num {
  -webkit-text-stroke: 1px var(--sg-ink);
}

.page-disclaimer .disc-rule--paper h3,
.page-disclaimer .disc-rule--paper p,
.page-disclaimer .disc-rule--paper li {
  color: var(--sg-ink);
}

.page-disclaimer .disc-rule--paper .disc-list li {
  color: rgba(37, 26, 20, 0.82);
}

.page-disclaimer .disc-rule--paper .disc-list li::before {
  background: var(--sg-violet);
}

.page-disclaimer .disc-rule--paper a {
  color: var(--sg-ink);
  text-decoration: underline;
  text-decoration-color: var(--sg-violet);
  text-underline-offset: 3px;
}

.page-disclaimer .disc-rule--paper a:hover,
.page-disclaimer .disc-rule--paper a:focus-visible {
  color: var(--sg-violet);
}

.page-disclaimer .disc-rule__tail {
  font-size: 14px;
}

.page-disclaimer .disc-rules a:not(.sg-btn) {
  color: var(--sg-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .disc-rules a:not(.sg-btn):hover {
  color: var(--sg-violet-lift);
}

.page-disclaimer .disc-rules a:focus-visible {
  outline: 2px solid var(--sg-cyan);
  outline-offset: 2px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .disc-index__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .disc-index__item:nth-child(odd) {
    border-left: 1px solid var(--sg-line-soft);
  }

  .page-disclaimer .disc-index__item:nth-child(3n + 1) {
    border-left: 0;
  }

  .page-disclaimer .disc-index__link {
    padding: 16px 14px;
  }

  .page-disclaimer .disc-rule {
    margin-top: 32px;
    padding-top: 30px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .disc-hero {
    padding: calc(var(--sg-header-h) + 62px) 0 78px;
  }

  .page-disclaimer .disc-hero__grid {
    grid-template-columns: 1.08fr 0.92fr;
    gap: 56px;
  }

  .page-disclaimer .disc-hero__media .sg-media__img {
    min-height: 320px;
  }

  .page-disclaimer .disc-index__list {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-disclaimer .disc-index__item:nth-child(3n + 1) {
    border-left: 1px solid var(--sg-line-soft);
  }

  .page-disclaimer .disc-index__item:first-child {
    border-left: 0;
  }

  .page-disclaimer .disc-index__link {
    display: block;
    padding: 20px 16px 18px;
  }

  .page-disclaimer .disc-index__num {
    display: block;
    margin-bottom: 8px;
  }

  .page-disclaimer .disc-rules {
    padding: 72px 0 96px;
  }

  .page-disclaimer .disc-rule {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 44px;
    margin-top: 0;
    padding: 40px 0;
  }

  .page-disclaimer .disc-rule__index {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-disclaimer .disc-rule--paper {
    margin-top: 40px;
    padding: 40px 36px;
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 44px;
  }

  .page-disclaimer .disc-rule__body p {
    font-size: 16px;
  }

  .page-disclaimer .disc-list li {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-index__link {
    transition: none;
  }

  .page-disclaimer .disc-hero__media .sg-media__scan {
    display: none;
  }
}