.page-disclaimer {
  --rule-line: rgba(18, 20, 23, 0.14);
  --rule-line-soft: rgba(18, 20, 23, 0.08);
  --rule-paper: #FFF9EF;
  --rule-rail-w: 66px;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-sans);
}

.page-disclaimer .crumbs {
  padding: 18px 0 6px;
  font-size: 13px;
  color: rgba(18, 20, 23, 0.6);
}

.page-disclaimer .crumbs a {
  color: var(--wine);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease);
}

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

.page-disclaimer .crumbs span[aria-current="page"] {
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .rules-hero {
  position: relative;
  background: var(--table);
  color: var(--ivory);
  padding: 30px 0 clamp(28px, 5vw, 48px);
  overflow: hidden;
}

.page-disclaimer .rules-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    115deg,
    rgba(255, 249, 239, 0.045) 0 1px,
    transparent 1px 14px
  );
  pointer-events: none;
}

.page-disclaimer .rules-hero::after {
  content: "";
  position: absolute;
  top: -120px;
  right: -110px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 166, 74, 0.28), transparent 68%);
  pointer-events: none;
}

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

.page-disclaimer .rules-hero-top {
  display: grid;
  gap: 30px;
}

.page-disclaimer .eyebrow {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 11px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid rgba(63, 224, 197, 0.42);
  border-radius: 2px;
  background: rgba(63, 224, 197, 0.08);
}

.page-disclaimer h1 {
  margin: 0 0 18px;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--ivory);
}

.page-disclaimer .rules-lead {
  margin: 0 0 26px;
  max-width: 34em;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.8;
  color: rgba(255, 249, 239, 0.82);
}

.page-disclaimer .rules-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .rules-hero-actions .btn {
  text-decoration: none;
}

/* 三条原则 */
.page-disclaimer .principles {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .principle {
  position: relative;
  padding: 16px 18px 16px 20px;
  background: rgba(7, 42, 32, 0.66);
  border: 1px solid rgba(201, 214, 200, 0.2);
  border-left: 3px solid var(--gold);
  border-radius: 3px;
  box-shadow: var(--shadow-card);
}

.page-disclaimer .principle:first-child {
  border-left-color: var(--chip);
}

.page-disclaimer .principle-num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: 4px;
}

.page-disclaimer .principle strong {
  display: block;
  font-size: 17px;
  font-weight: 800;
  color: var(--ivory);
  margin-bottom: 4px;
}

.page-disclaimer .principle p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 249, 239, 0.72);
}

/* 首屏横幅图 */
.page-disclaimer .rules-banner {
  margin: 34px 0 0;
  border: 1px solid rgba(212, 166, 74, 0.32);
  border-radius: 3px;
  overflow: hidden;
  background: var(--table-deep);
}

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

.page-disclaimer .rules-banner .figure-cap {
  display: block;
  padding: 9px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255, 249, 239, 0.6);
  border-top: 1px solid rgba(201, 214, 200, 0.16);
}

/* ---------- 正文布局 ---------- */
.page-disclaimer .rules-layout {
  display: grid;
  gap: 26px;
  padding-top: clamp(30px, 5vw, 52px);
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-disclaimer .rules-toc {
  padding: 16px 18px;
  background: var(--rule-paper);
  border: 1px solid var(--rule-line);
  border-radius: 3px;
  box-shadow: var(--shadow-card);
}

.page-disclaimer .rules-toc-title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--wine);
}

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

.page-disclaimer .rules-toc-list a {
  display: block;
  padding: 7px 8px;
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 2px;
  transition: background 180ms var(--ease), border-color 180ms var(--ease);
}

.page-disclaimer .rules-toc-list a:hover,
.page-disclaimer .rules-toc-list a:focus-visible {
  background: rgba(11, 61, 46, 0.07);
  border-left-color: var(--chip);
}

.page-disclaimer .rules-backtop {
  display: inline-block;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--rule-line-soft);
  width: 100%;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--wine);
  text-decoration: none;
}

.page-disclaimer .rules-backtop:hover,
.page-disclaimer .rules-backtop:focus-visible {
  color: var(--chip);
}

/* 条款卡片 */
.page-disclaimer .rules-body {
  display: grid;
  gap: 16px;
  min-width: 0;
}

.page-disclaimer .rule {
  display: grid;
  grid-template-columns: var(--rule-rail-w) minmax(0, 1fr);
  background: var(--rule-paper);
  border: 1px solid var(--rule-line);
  border-radius: 3px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  scroll-margin-top: 96px;
}

.page-disclaimer .rule--accent {
  border-color: rgba(198, 40, 57, 0.38);
}

.page-disclaimer .rule-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  padding: 20px 0;
  background: rgba(11, 61, 46, 0.05);
  border-right: 1px solid var(--rule-line-soft);
}

.page-disclaimer .rule--accent .rule-rail {
  background: rgba(198, 40, 57, 0.07);
}

.page-disclaimer .rule-num {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--gold);
  writing-mode: horizontal-tb;
}

.page-disclaimer .rule--accent .rule-num {
  color: var(--chip);
}

.page-disclaimer .rule-corner {
  font-size: 15px;
  line-height: 1;
  color: rgba(18, 20, 23, 0.28);
}

.page-disclaimer .rule-main {
  padding: 22px 20px 24px;
  min-width: 0;
}

.page-disclaimer .rule-main h2 {
  margin: 0 0 14px;
  font-size: clamp(19px, 3.4vw, 24px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--table);
}

.page-disclaimer .rule--accent .rule-main h2 {
  color: var(--wine);
}

.page-disclaimer .rule-main p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(18, 20, 23, 0.84);
}

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

.page-disclaimer .rule-main a {
  color: var(--wine);
  text-decoration: none;
  border-bottom: 1px solid rgba(110, 31, 43, 0.34);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-disclaimer .rule-main a:hover,
.page-disclaimer .rule-main a:focus-visible {
  color: var(--chip);
  border-bottom-color: var(--chip);
}

.page-disclaimer .rule-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-disclaimer .rule-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(18, 20, 23, 0.84);
}

.page-disclaimer .rule-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 7px;
  height: 7px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-disclaimer .rule--accent .rule-list li::before {
  background: var(--chip);
}

.page-disclaimer .rule-list strong {
  color: var(--table);
  font-weight: 800;
}

.page-disclaimer .rule-rest {
  margin-top: 4px;
  padding-top: 12px;
  border-top: 1px dashed var(--rule-line);
  font-size: 14px;
  color: rgba(18, 20, 23, 0.66);
}

/* 折叠细则 */
.page-disclaimer .rule-details {
  margin-top: 14px;
  border: 1px solid var(--rule-line);
  border-left: 3px solid var(--cyan);
  border-radius: 2px;
  background: rgba(243, 237, 226, 0.6);
}

.page-disclaimer .rule-details summary {
  padding: 11px 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--table);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.page-disclaimer .rule-details summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  color: var(--ivory);
  background: var(--table);
  border-radius: 2px;
}

.page-disclaimer .rule-details[open] summary::before {
  content: "−";
  background: var(--chip);
}

.page-disclaimer .rule-details summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-disclaimer .rule-details-body {
  padding: 0 14px 14px;
}

.page-disclaimer .rule-details-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(18, 20, 23, 0.8);
}

/* 结尾 */
.page-disclaimer .rule-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-disclaimer .rule-links .btn {
  text-decoration: none;
}

.page-disclaimer .rules-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 10px;
  padding: 20px 22px;
  background: var(--table-deep);
  border-radius: 3px;
  border: 1px solid rgba(212, 166, 74, 0.26);
}

.page-disclaimer .rules-foot p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 249, 239, 0.8);
}

.page-disclaimer .rules-backtop--inline {
  width: auto;
  margin: 0;
  padding: 7px 14px;
  border: 1px solid rgba(212, 166, 74, 0.5);
  border-radius: 2px;
  color: var(--gold);
  font-size: 12px;
}

.page-disclaimer .rules-backtop--inline:hover,
.page-disclaimer .rules-backtop--inline:focus-visible {
  color: var(--ink);
  background: var(--gold);
}

/* ---------- 平板以上 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .rules-hero-top {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: 40px;
  }

  .page-disclaimer .principles {
    margin-top: 6px;
  }

  .page-disclaimer .rule-main {
    padding: 26px 30px 28px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-disclaimer .rules-hero {
    padding-top: 44px;
  }

  .page-disclaimer .rules-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

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

  .page-disclaimer .rules-body {
    gap: 18px;
  }

  .page-disclaimer .rule-main {
    padding: 30px 38px 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .rules-toc-list a,
  .page-disclaimer .crumbs a,
  .page-disclaimer .rule-main a {
    transition: none;
  }
}
<<<END>>>