.page-disclaimer {
  background: var(--arena-900);
  color: var(--ink);
  overflow-x: hidden;
}

/* ---------- 封面 ---------- */
.page-disclaimer .term-cover {
  position: relative;
  padding: 28px 0 40px;
  isolation: isolate;
}

.page-disclaimer .term-cover::before {
  content: "";
  position: absolute;
  inset: -80px 0 -60px;
  z-index: -1;
  background:
    radial-gradient(circle at 16% 0%, rgba(43, 227, 242, .13), transparent 56%),
    radial-gradient(circle at 88% 14%, rgba(255, 122, 47, .10), transparent 54%);
  pointer-events: none;
}

.page-disclaimer .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 28px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-muted);
}

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

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

.page-disclaimer .breadcrumb span[aria-hidden="true"] {
  color: var(--steel);
}

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

.page-disclaimer h1 {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-size: clamp(38px, 7vw, 74px);
  line-height: .98;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-disclaimer .term-lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--ink-muted);
}

.page-disclaimer .term-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 44px;
  margin: 32px 0 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid var(--hairline);
}

.page-disclaimer .term-facts li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 140px;
}

.page-disclaimer .fact-key {
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-disclaimer .fact-val {
  font-family: var(--font-data);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.page-disclaimer .fact-val a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 227, 242, .35);
}

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

/* ---------- 首屏图形 ---------- */
.page-disclaimer .term-visual {
  margin: 0;
  padding: 0 0 8px;
}

.page-disclaimer .term-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 6;
  object-fit: cover;
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hair);
}

/* ---------- 主体双栏 ---------- */
.page-disclaimer .term-main {
  padding: 40px 0 72px;
}

.page-disclaimer .term-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

/* ---------- 目录 ---------- */
.page-disclaimer .term-toc {
  background: var(--arena-800);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-disclaimer .toc-fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 16px;
  letter-spacing: .08em;
  color: var(--ink);
}

.page-disclaimer .toc-fold > summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .toc-fold > summary::after {
  content: "";
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(45deg);
  transition: transform var(--dur-fast) var(--ease);
}

.page-disclaimer .toc-fold[open] > summary::after {
  transform: rotate(-135deg);
}

.page-disclaimer .toc-list {
  margin: 0;
  padding: 4px 0 12px;
  list-style: none;
  counter-reset: toc;
}

.page-disclaimer .toc-list li {
  counter-increment: toc;
}

.page-disclaimer .toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 44px;
  padding: 11px 18px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-muted);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), background-color var(--dur-fast) var(--ease);
}

.page-disclaimer .toc-list a::before {
  content: counter(toc, decimal-leading-zero);
  flex: none;
  font-family: var(--font-data);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  color: var(--steel);
}

.page-disclaimer .toc-list a:hover,
.page-disclaimer .toc-list a:focus-visible {
  color: var(--ink);
  background: rgba(43, 227, 242, .06);
  border-left-color: var(--cyan);
}

/* ---------- 条款文档 ---------- */
.page-disclaimer .term-doc {
  min-width: 0;
}

.page-disclaimer .term-block {
  padding: 30px 0 34px;
  border-top: 1px solid var(--hairline);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-disclaimer .term-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-disclaimer .term-block-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 14px;
}

.page-disclaimer .term-num {
  flex: none;
  font-family: var(--font-data);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-disclaimer .term-block-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.15;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-disclaimer .term-summary {
  margin: 0 0 22px;
  padding-left: 14px;
  border-left: 3px solid var(--green);
  font-size: clamp(15px, 1.5vw, 16.5px);
  font-weight: 500;
  line-height: 1.75;
  color: var(--ink);
}

.page-disclaimer .term-copy p {
  margin: 0 0 16px;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-muted);
}

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

.page-disclaimer .term-copy a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 227, 242, .35);
  transition: border-color var(--dur-fast) var(--ease);
}

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

.page-disclaimer .term-points {
  display: grid;
  gap: 14px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .term-points:last-child {
  margin-bottom: 0;
}

.page-disclaimer .term-points li {
  position: relative;
  padding-left: 22px;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-muted);
}

.page-disclaimer .term-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 10px;
  height: 2px;
  background: var(--cyan);
}

.page-disclaimer .term-points li b {
  color: var(--ink);
  font-weight: 600;
}

.page-disclaimer .term-code {
  display: inline-block;
  padding: 1px 7px;
  font-family: var(--font-data);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
  background: rgba(43, 227, 242, .08);
  border: 1px solid rgba(43, 227, 242, .24);
  border-radius: 4px;
  word-break: break-all;
}

/* ---------- 可以做 / 不建议做 ---------- */
.page-disclaimer .do-dont {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 4px 0 20px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-disclaimer .do-dont > div {
  padding: 18px 20px 20px;
  background: var(--arena-800);
}

.page-disclaimer .do-dont h3 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: 17px;
  letter-spacing: .08em;
}

.page-disclaimer .do-dont-can h3 {
  color: var(--green);
}

.page-disclaimer .do-dont-cant h3 {
  color: var(--orange);
}

.page-disclaimer .do-dont ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .do-dont li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-muted);
}

.page-disclaimer .do-dont li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: .74em;
  width: 6px;
  height: 6px;
  border: 1px solid currentColor;
  transform: rotate(45deg);
}

.page-disclaimer .do-dont-can li::before {
  color: var(--green);
}

.page-disclaimer .do-dont-cant li::before {
  color: var(--orange);
}

/* ---------- 收束 ---------- */
.page-disclaimer .term-end {
  display: grid;
  gap: 20px;
  margin-top: 44px;
  padding: 26px 22px;
  background: linear-gradient(135deg, rgba(43, 227, 242, .07), rgba(255, 122, 47, .05));
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
}

.page-disclaimer .term-end-lead {
  margin: 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .term-end-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 焦点与动效 ---------- */
.page-disclaimer a:focus-visible,
.page-disclaimer summary:focus-visible,
.page-disclaimer .btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 3px;
}

.page-disclaimer [data-reveal] {
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc-fold > summary::after,
  .page-disclaimer .toc-list a,
  .page-disclaimer .breadcrumb a,
  .page-disclaimer .term-copy a {
    transition: none;
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .do-dont {
    grid-template-columns: 1fr 1fr;
  }

  .page-disclaimer .term-end {
    grid-template-columns: 1fr auto;
    align-items: center;
    padding: 28px 30px;
  }
}

/* ---------- 桌面双栏 ---------- */
@media (min-width: 1000px) {
  .page-disclaimer .term-cover {
    padding: 40px 0 48px;
  }

  .page-disclaimer .term-main {
    padding: 56px 0 96px;
  }

  .page-disclaimer .term-grid {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 72px;
    align-items: start;
  }

  .page-disclaimer .term-toc {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    background: transparent;
    border: 0;
    border-radius: 0;
    overflow: visible;
  }

  .page-disclaimer .toc-fold > summary {
    display: none;
  }

  .page-disclaimer .toc-fold > .toc-list {
    display: block;
    padding: 0;
    border-left: 1px solid var(--hairline);
  }

  .page-disclaimer .toc-list a {
    padding: 12px 0 12px 16px;
    border-left: 2px solid transparent;
    margin-left: -1px;
  }

  .page-disclaimer .toc-list a:hover,
  .page-disclaimer .toc-list a:focus-visible {
    background: transparent;
  }

  .page-disclaimer .term-block {
    padding: 38px 0 42px;
  }
}
<<<END>>>