.page-disclaimer {
  --disc-measure: 44rem;
  --disc-gap: clamp(34px, 6vw, 62px);
  display: block;
  overflow-x: hidden;
  color: var(--paper);
  padding-bottom: clamp(52px, 9vw, 118px);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .rule-hero {
  border-top: 6px solid var(--signal);
  background-color: var(--ink);
  background-image:
    linear-gradient(180deg, rgba(6, 11, 26, 0.5) 0%, rgba(6, 11, 26, 0.93) 62%, var(--ink) 100%),
    repeating-linear-gradient(90deg, rgba(42, 58, 99, 0.42) 0 1px, transparent 1px 76px),
    repeating-linear-gradient(0deg, rgba(42, 58, 99, 0.42) 0 1px, transparent 1px 76px);
  padding-top: clamp(26px, 4vw, 48px);
}

.page-disclaimer .breadcrumbs {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: clamp(22px, 4vw, 40px);
}

.page-disclaimer .breadcrumbs__item {
  color: var(--muted);
  text-decoration: none;
}

.page-disclaimer .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin: 0 8px;
  color: var(--line);
}

.page-disclaimer a.breadcrumbs__item:hover {
  color: var(--signal);
}

.page-disclaimer .rule-hero__kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--amber);
  margin-bottom: 16px;
}

.page-disclaimer .rule-hero__kicker::before {
  content: "";
  width: 34px;
  height: 3px;
  background: var(--amber);
}

.page-disclaimer .rule-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(38px, 7.6vw, 88px);
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--paper);
  max-width: 16ch;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-disclaimer .rule-hero__lede {
  max-width: 58ch;
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.85;
  color: rgba(232, 238, 247, 0.84);
}

.page-disclaimer .rule-hero__media {
  margin-top: clamp(28px, 5vw, 58px);
  border: var(--edge);
  box-shadow: var(--shadow-hard);
  background: var(--ink-2);
}

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

/* ---------- 目录 ---------- */
.page-disclaimer .rule-toc {
  margin-top: clamp(32px, 6vw, 68px);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: clamp(18px, 3vw, 28px) 0;
}

.page-disclaimer .rule-toc__label {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 16px;
}

.page-disclaimer .rule-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
}

.page-disclaimer .rule-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding: 5px 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.page-disclaimer .rule-toc__num {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--line);
  transition: color 0.15s ease;
}

.page-disclaimer .rule-toc__link:hover,
.page-disclaimer .rule-toc__link:focus-visible {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

.page-disclaimer .rule-toc__link:hover .rule-toc__num,
.page-disclaimer .rule-toc__link:focus-visible .rule-toc__num {
  color: var(--amber);
}

/* ---------- 规则条目 ---------- */
.page-disclaimer .rule-list {
  margin-top: clamp(34px, 6vw, 76px);
}

.page-disclaimer .rule {
  position: relative;
  padding: var(--disc-gap) 0 var(--disc-gap) clamp(16px, 2vw, 28px);
  border-bottom: 1px solid var(--line-soft);
  transition: background-color 0.18s ease;
}

.page-disclaimer .rule::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 0;
  background: var(--signal);
  transition: height 0.22s ease;
}

.page-disclaimer .rule:hover,
.page-disclaimer .rule:focus-within {
  background-color: rgba(0, 240, 181, 0.035);
}

.page-disclaimer .rule:hover::before,
.page-disclaimer .rule:focus-within::before {
  height: 100%;
}

.page-disclaimer .rule__num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(36px, 9vw, 76px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--line);
  margin-bottom: 14px;
  transition: color 0.18s ease;
}

.page-disclaimer .rule:hover .rule__num {
  color: var(--signal);
}

.page-disclaimer .rule__tag {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber);
  margin-bottom: 10px;
}

.page-disclaimer .rule__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.18;
  color: var(--paper);
  margin-bottom: 16px;
  max-width: 24ch;
}

.page-disclaimer .rule__text {
  max-width: var(--disc-measure);
  font-size: clamp(16px, 1.7vw, 17px);
  line-height: 1.85;
  color: rgba(232, 238, 247, 0.84);
}

.page-disclaimer .rule__text + .rule__text {
  margin-top: 14px;
}

.page-disclaimer .rule__points {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  max-width: var(--disc-measure);
  display: grid;
  gap: 12px;
}

.page-disclaimer .rule__points li {
  position: relative;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(232, 238, 247, 0.8);
}

.page-disclaimer .rule__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 12px;
  height: 2px;
  background: var(--signal);
}

.page-disclaimer .rule__note {
  max-width: var(--disc-measure);
  margin-top: 18px;
  padding-left: 16px;
  border-left: 2px solid var(--line);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 联系 ---------- */
.page-disclaimer .rule-contact {
  margin-top: clamp(48px, 8vw, 96px);
  border: var(--edge);
  border-left: 8px solid var(--signal);
  background: var(--ink-2);
  box-shadow: var(--shadow-hard);
  padding: clamp(24px, 4vw, 46px);
}

.page-disclaimer .rule-contact__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.2;
  color: var(--paper);
}

.page-disclaimer .rule-contact__grid {
  display: grid;
  gap: 20px 32px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-disclaimer .rule-contact__label {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin-bottom: 6px;
}

.page-disclaimer .rule-contact__value {
  font-size: 16px;
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
}

.page-disclaimer .rule-contact__value--num {
  font-family: var(--font-num);
  letter-spacing: 0.04em;
}

.page-disclaimer .rule-contact__note {
  margin-top: clamp(20px, 3vw, 28px);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-disclaimer .rule-contact__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

/* ---------- 回到顶部 ---------- */
.page-disclaimer .rule-foot {
  margin-top: clamp(32px, 5vw, 56px);
}

.page-disclaimer .rule-top {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border: 2px solid var(--line);
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--paper);
  text-decoration: none;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.page-disclaimer .rule-top:hover,
.page-disclaimer .rule-top:focus-visible {
  color: var(--signal);
  border-color: var(--signal);
}

/* ---------- 宽屏 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .rule {
    display: grid;
    grid-template-columns: 132px minmax(0, 1fr);
    gap: clamp(20px, 4vw, 56px);
  }

  .page-disclaimer .rule__num {
    margin-bottom: 0;
    padding-top: 2px;
  }

  .page-disclaimer .rule__body {
    max-width: var(--disc-measure);
  }

  .page-disclaimer .rule-contact__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .rule {
    grid-template-columns: 168px minmax(0, 1fr);
  }
}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .rule,
  .page-disclaimer .rule::before,
  .page-disclaimer .rule__num,
  .page-disclaimer .rule-toc__link,
  .page-disclaimer .rule-top {
    transition: none;
  }
}