.page-disclaimer {
  --disc-step: 56px;
  --clause-accent: var(--cyan);
  display: block;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 58px) 0 clamp(26px, 4.5vw, 50px);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(18, 34, 56, .92) 0%, rgba(11, 22, 38, 0) 82%);
}

.page-disclaimer .disc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: var(--disc-step) var(--disc-step);
  -webkit-mask-image: radial-gradient(130% 92% at 10% 0%, #000 0%, transparent 74%);
  mask-image: radial-gradient(130% 92% at 10% 0%, #000 0%, transparent 74%);
  opacity: .55;
  pointer-events: none;
}

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

.page-disclaimer .disc-kicker {
  margin: 22px 0 0;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer .disc-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--mist);
  max-width: 16em;
}

.page-disclaimer .disc-lede {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--haze);
}

.page-disclaimer .disc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-meta li {
  position: relative;
  padding-left: 16px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--haze);
}

.page-disclaimer .disc-meta li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 7px;
  height: 1px;
  background: var(--gold);
}

.page-disclaimer .disc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ---------- 双栏主体 ---------- */
.page-disclaimer .disc-body {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  padding: clamp(30px, 5vw, 62px) 0 clamp(44px, 6vw, 78px);
}

.page-disclaimer .disc-toc__title {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--haze);
}

.page-disclaimer .disc-toc__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 4px 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px;
  border-left: 2px solid var(--line);
  color: var(--haze);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-disclaimer .disc-toc__link .mono {
  font-size: 12px;
  color: var(--gold);
}

.page-disclaimer .disc-toc__link:hover,
.page-disclaimer .disc-toc__link:focus-visible {
  color: var(--mist);
  border-left-color: var(--cyan-edge);
  background: var(--cyan-soft);
}

.page-disclaimer .disc-toc__link.is-active {
  color: var(--mist);
  border-left-color: var(--cyan);
  background: var(--cyan-soft);
}

/* ---------- 正文条款 ---------- */
.page-disclaimer .disc-clauses {
  min-width: 0;
}

.page-disclaimer .disc-figure {
  margin: 0 0 clamp(30px, 4.5vw, 48px);
  border: 1px solid var(--line);
  background: var(--panel);
}

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

.page-disclaimer .disc-figure__cap {
  display: block;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--haze);
  text-transform: uppercase;
}

.page-disclaimer .clause {
  position: relative;
  padding-top: clamp(26px, 3.6vw, 40px);
}

.page-disclaimer .clause + .clause {
  margin-top: clamp(34px, 5vw, 58px);
}

.page-disclaimer .clause::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 52px;
  height: 3px;
  background: var(--clause-accent);
}

.page-disclaimer .clause--c1 { --clause-accent: var(--cyan); }
.page-disclaimer .clause--c2 { --clause-accent: var(--gold); }
.page-disclaimer .clause--c3 { --clause-accent: var(--crimson); }
.page-disclaimer .clause--c4 { --clause-accent: var(--orange); }
.page-disclaimer .clause--c5 { --clause-accent: var(--green); }
.page-disclaimer .clause--c6 { --clause-accent: var(--cyan); }

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 14px;
}

.page-disclaimer .clause__num {
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1;
  color: var(--clause-accent);
  letter-spacing: -0.02em;
}

.page-disclaimer .clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.8vw, 28px);
  line-height: 1.25;
  color: var(--mist);
}

.page-disclaimer .clause p {
  margin: 0 0 14px;
  max-width: 44em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--haze);
}

.page-disclaimer .clause p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause p strong {
  color: var(--mist);
  font-weight: 600;
}

.page-disclaimer .clause a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-edge);
}

.page-disclaimer .clause a:hover,
.page-disclaimer .clause a:focus-visible {
  border-bottom-color: var(--cyan);
}

.page-disclaimer .disc-rules {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-rules li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  background: rgba(18, 34, 56, .55);
  font-size: 15px;
  line-height: 1.75;
  color: var(--haze);
}

.page-disclaimer .disc-rules li span {
  min-width: 0;
}

.page-disclaimer .disc-rules li::before {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.75;
}

.page-disclaimer .disc-rules--allow li {
  border-left-color: rgba(36, 224, 214, .5);
}

.page-disclaimer .disc-rules--allow li::before {
  content: "→";
  color: var(--cyan);
}

.page-disclaimer .disc-rules--avoid li {
  border-left-color: rgba(255, 84, 104, .55);
  background: rgba(255, 84, 104, .05);
}

.page-disclaimer .disc-rules--avoid li::before {
  content: "×";
  color: var(--crimson);
}

/* ---------- 变更记录带 ---------- */
.page-disclaimer .disc-changelog {
  padding: clamp(32px, 5vw, 58px) 0 clamp(38px, 5.5vw, 64px);
  border-top: 1px solid var(--line);
  background-color: var(--end);
  background-image: linear-gradient(to right, var(--line-soft) 1px, transparent 1px);
  background-size: 88px 100%;
}

.page-disclaimer .disc-changelog__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-changelog__kicker {
  margin: 0;
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-disclaimer .disc-changelog__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.25;
  color: var(--mist);
}

.page-disclaimer .disc-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  color: var(--haze);
  font-size: 13px;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-disclaimer .disc-back::before {
  content: "↑";
  font-family: var(--font-mono);
  color: var(--cyan);
}

.page-disclaimer .disc-back:hover,
.page-disclaimer .disc-back:focus-visible {
  color: var(--mist);
  border-color: var(--cyan-edge);
  background: var(--cyan-soft);
}

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

.page-disclaimer .disc-changelog__list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .disc-changelog__ver {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-disclaimer .disc-changelog__text {
  font-size: 15px;
  line-height: 1.72;
  color: var(--haze);
}

.page-disclaimer .disc-changelog__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-edge);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .disc-changelog__list li {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: baseline;
    gap: 20px;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .disc-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-disclaimer .disc-toc {
    position: sticky;
    top: 118px;
    align-self: start;
    padding-right: 18px;
    border-right: 1px solid var(--line);
  }

  .page-disclaimer .disc-toc__list {
    grid-template-columns: 1fr;
  }

  .page-disclaimer .disc-toc__link {
    font-size: 13px;
  }
}

@media (max-width: 380px) {
  .page-disclaimer .clause__head {
    gap: 10px;
  }

  .page-disclaimer .disc-rules li {
    grid-template-columns: 18px minmax(0, 1fr);
    padding: 10px 12px;
  }
}

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