.page-disclaimer {
  --disc-rule-line: rgba(159, 179, 200, .14);
  --disc-panel: rgba(16, 42, 62, .58);
  --disc-wine-glow: rgba(142, 27, 58, .55);
  color: var(--paper);
  padding-bottom: clamp(40px, 7vw, 88px);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 16px 0 0;
  font-family: var(--f-mono);
  font-size: var(--t-12);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-disclaimer .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .breadcrumb a:hover {
  color: var(--cyan);
  border-bottom-color: var(--line-strong);
}

.page-disclaimer .breadcrumb-current {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: 16px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink-900);
}

.page-disclaimer .disc-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-disclaimer .disc-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .32;
}

.page-disclaimer .disc-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 11, 20, .62) 0%, rgba(5, 11, 20, .9) 58%, var(--ink-900) 100%),
    radial-gradient(82% 92% at 90% 0%, rgba(142, 27, 58, .5), transparent 62%);
}

.page-disclaimer .disc-hero__inner {
  position: relative;
  z-index: 1;
  padding-block: clamp(34px, 6vw, 72px) clamp(28px, 5vw, 54px);
}

.page-disclaimer .disc-hero .eyebrow {
  color: var(--cyan);
}

.page-disclaimer .disc-hero h1 {
  max-width: 22ch;
  margin: 14px 0 0;
  font-size: clamp(26px, 5vw, 44px);
  line-height: 1.26;
  letter-spacing: -.01em;
  font-weight: 800;
}

.page-disclaimer .disc-hero .lede {
  max-width: 62ch;
  margin: 16px 0 0;
  color: rgba(232, 241, 248, .8);
}

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

/* ---------- 主体两栏 ---------- */
.page-disclaimer .disc-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 4vw, 44px);
  padding-top: clamp(30px, 5vw, 56px);
}

/* ---------- 规则目录 ---------- */
.page-disclaimer .disc-toc {
  border: 1px solid var(--line);
  background: var(--disc-panel);
  padding: 16px;
}

.page-disclaimer .disc-toc__title {
  margin: 0 0 12px;
  color: var(--amber);
}

.page-disclaimer .disc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .disc-toc__link {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  padding: 9px 6px 9px 0;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: var(--t-14);
  text-decoration: none;
  transition: color .18s var(--ease), padding-left .18s var(--ease), background .18s var(--ease);
}

.page-disclaimer .disc-toc__link:hover,
.page-disclaimer .disc-toc__link[aria-current] {
  color: var(--cyan);
  padding-left: 8px;
  background: rgba(0, 229, 208, .07);
}

.page-disclaimer .disc-toc__num {
  color: var(--amber);
  font-size: var(--t-12);
  letter-spacing: .06em;
}

.page-disclaimer .disc-toc__cta {
  display: block;
  margin-top: 16px;
  text-align: center;
}

/* ---------- 条文 ---------- */
.page-disclaimer .disc-rules {
  display: grid;
  gap: 0;
}

.page-disclaimer .disc-rule {
  position: relative;
  padding: 26px 0 30px 18px;
  border-top: 1px solid var(--disc-rule-line);
}

.page-disclaimer .disc-rule:first-child {
  border-top: none;
  padding-top: 4px;
}

.page-disclaimer .disc-rule::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  bottom: 30px;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan), rgba(0, 229, 208, 0));
}

.page-disclaimer .disc-rule:first-child::before {
  top: 4px;
}

.page-disclaimer .disc-rule:nth-child(even)::before {
  background: linear-gradient(180deg, var(--wine), rgba(142, 27, 58, 0));
  box-shadow: 0 0 12px var(--disc-wine-glow);
}

.page-disclaimer .disc-rule__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .disc-rule__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 24px;
  padding: 0 7px;
  border: 1px solid var(--line-strong);
  color: var(--amber);
  font-family: var(--f-mono);
  font-size: var(--t-12);
  letter-spacing: .1em;
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .disc-rule__title {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 28px);
  line-height: 1.35;
  letter-spacing: -.005em;
  font-weight: 700;
}

.page-disclaimer .disc-rule__body {
  margin-top: 14px;
  max-width: 68ch;
}

.page-disclaimer .disc-rule__body p {
  margin: 0 0 12px;
  color: rgba(232, 241, 248, .84);
  line-height: 1.75;
}

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

.page-disclaimer .disc-rule__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 208, .35);
}

.page-disclaimer .disc-rule__body a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 条目清单 ---------- */
.page-disclaimer .disc-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-disclaimer .disc-list > li {
  display: grid;
  gap: 5px;
  padding: 12px 14px;
  background: var(--disc-panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--line-strong);
  color: rgba(232, 241, 248, .84);
  font-size: var(--t-14);
  line-height: 1.7;
}

.page-disclaimer .disc-list__key {
  color: var(--cyan);
  font-size: var(--t-12);
  letter-spacing: .12em;
  text-transform: uppercase;
}

/* ---------- 折叠细节 ---------- */
.page-disclaimer .disc-rule .fold {
  margin-top: 14px;
  border: 1px solid var(--line);
  background: rgba(11, 26, 43, .72);
}

.page-disclaimer .disc-rule .fold-summary {
  position: relative;
  padding: 12px 40px 12px 14px;
  cursor: pointer;
  color: var(--paper);
  font-size: var(--t-14);
  list-style: none;
}

.page-disclaimer .disc-rule .fold-summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disc-rule .fold-summary::after {
  content: "+";
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--f-mono);
  font-size: var(--t-16);
  color: var(--cyan);
}

.page-disclaimer .disc-rule .fold[open] .fold-summary::after {
  content: "−";
}

.page-disclaimer .disc-rule .fold-content {
  padding: 12px 14px 14px;
  border-top: 1px solid var(--line-soft);
  color: rgba(232, 241, 248, .76);
  font-size: var(--t-14);
  line-height: 1.75;
}

.page-disclaimer .disc-rule .fold-content p {
  margin: 0;
}

/* ---------- 标注样例 ---------- */
.page-disclaimer .disc-sample {
  margin-top: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(16, 42, 62, .72), rgba(11, 26, 43, .72));
}

.page-disclaimer .disc-sample__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-sample__head .mono-label {
  color: var(--amber);
}

.page-disclaimer .disc-sample__strip {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  padding: 14px;
  background: var(--ink-700);
}

.page-disclaimer .disc-sample__strip::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -30%;
  width: 30%;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 208, .14), transparent);
  animation: disc-scan 6s linear infinite;
}

.page-disclaimer .disc-sample__code {
  font-size: var(--t-14);
  color: var(--paper);
  letter-spacing: .02em;
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .disc-sample__mark {
  font-size: var(--t-12);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan);
}

@keyframes disc-scan {
  0% { left: -30%; }
  100% { left: 110%; }
}

/* ---------- 数据带 ---------- */
.page-disclaimer .disc-strip {
  margin-top: 20px;
}

/* ---------- 页尾状态带 ---------- */
.page-disclaimer .disc-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-top: clamp(30px, 5vw, 52px);
  padding: 15px 18px;
  border: 1px dashed rgba(255, 179, 58, .46);
  background: linear-gradient(90deg, rgba(255, 179, 58, .1), rgba(255, 179, 58, 0) 68%);
  color: rgba(232, 241, 248, .86);
  font-size: var(--t-14);
  line-height: 1.65;
}

.page-disclaimer .disc-status__dot {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 179, 58, .16);
  animation: disc-pulse 2.4s ease-in-out infinite;
}

.page-disclaimer .disc-status__label {
  color: var(--amber);
}

.page-disclaimer .disc-status__text {
  flex: 1 1 260px;
  min-width: 0;
}

@keyframes disc-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(255, 179, 58, .16); }
  50% { box-shadow: 0 0 0 9px rgba(255, 179, 58, .04); }
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .disc-body {
    grid-template-columns: 264px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .disc-toc {
    position: sticky;
    top: 88px;
  }

  .page-disclaimer .disc-rule {
    padding: 32px 0 38px 26px;
  }

  .page-disclaimer .disc-rule:first-child {
    padding-top: 6px;
  }

  .page-disclaimer .disc-rule::before {
    top: 32px;
    bottom: 38px;
  }

  .page-disclaimer .disc-rule:first-child::before {
    top: 6px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .disc-hero__inner {
    padding-block: 84px 62px;
  }

  .page-disclaimer .disc-rule__body {
    max-width: 72ch;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-sample__strip::after,
  .page-disclaimer .disc-status__dot {
    animation: none;
  }

  .page-disclaimer .disc-toc__link {
    transition: none;
  }
}