.page-disclaimer {
  --ud-num-col: 2.4rem;
  --ud-gap: 10px;
  padding-bottom: clamp(48px, 7vw, 96px);
  background-color: var(--porcelain);
  background-image: linear-gradient(to right, rgba(215, 219, 222, .28) 1px, transparent 1px);
  background-size: 12.5% 100%;
  color: var(--ink);
}

.page-disclaimer .ud-wrap {
  padding-top: clamp(18px, 3vw, 36px);
}

.page-disclaimer .breadcrumb {
  font-size: 13px;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-disclaimer a:not(.btn) {
  color: var(--blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer a:not(.btn):hover {
  color: var(--cyan);
}

.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: 4px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .ud-hero {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.page-disclaimer .ud-hero-main {
  min-width: 0;
}

.page-disclaimer .ud-hero .eyebrow {
  margin: 0 0 12px;
  color: var(--blue);
  letter-spacing: .14em;
}

.page-disclaimer .ud-hero h1 {
  margin: 0 0 clamp(14px, 2vw, 20px);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7.2vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.page-disclaimer .ud-lead {
  margin: 0 0 22px;
  max-width: 48ch;
  font-family: var(--font-body);
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.9;
  color: var(--ink-70);
}

.page-disclaimer .ud-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 版本卡 ---------- */
.page-disclaimer .ud-version {
  min-width: 0;
  display: grid;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 22px 44px -32px rgba(11, 13, 15, .5);
}

.page-disclaimer .ud-version-figure {
  margin: 0;
  position: relative;
  aspect-ratio: 1200 / 800;
  background: linear-gradient(140deg, #212830, #0B0D0F 70%);
  overflow: hidden;
}

.page-disclaimer .ud-version-figure::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 46%;
  background: linear-gradient(to top, rgba(11, 13, 15, .78), rgba(11, 13, 15, 0));
  pointer-events: none;
}

.page-disclaimer .ud-version-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.82) contrast(1.02);
}

.page-disclaimer .ud-version-body {
  padding: 18px 18px 20px;
  display: grid;
  gap: 10px;
}

.page-disclaimer .ud-version-index {
  margin: 0;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--violet);
}

.page-disclaimer .ud-version-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-disclaimer .ud-version-text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-55);
}

.page-disclaimer .ud-version-meta {
  margin: 4px 0 2px;
  display: grid;
  gap: 0;
}

.page-disclaimer .ud-version-meta > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-disclaimer .ud-version-meta > div:last-child {
  border-bottom: 0;
}

.page-disclaimer .ud-version-meta dt {
  font-size: 12.5px;
  color: var(--ink-55);
  font-family: var(--font-ui);
}

.page-disclaimer .ud-version-meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink);
  text-align: right;
}

.page-disclaimer .ud-version-btn {
  justify-self: start;
  margin-top: 4px;
}

/* ---------- 条款 ---------- */
.page-disclaimer .ud-rules {
  margin-top: clamp(38px, 6vw, 74px);
}

.page-disclaimer .ud-rules-head {
  padding-top: clamp(18px, 3vw, 28px);
  border-top: 1px solid var(--line);
  margin-bottom: clamp(16px, 2.5vw, 24px);
}

.page-disclaimer .ud-rules-head .section-index {
  color: var(--cyan);
  font-size: 12px;
}

.page-disclaimer .ud-rules-head h2 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.6vw, 30px);
  font-weight: 800;
  letter-spacing: -0.015em;
}

.page-disclaimer .ud-rules-head p {
  margin: 0;
  max-width: 54ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-55);
}

.page-disclaimer .ud-clause-list {
  display: grid;
  gap: var(--ud-gap);
}

.page-disclaimer .ud-clause {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--silver);
  border-radius: var(--radius-sm);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
}

.page-disclaimer .ud-clause[open] {
  border-left-color: var(--blue);
  box-shadow: 0 18px 34px -30px rgba(11, 13, 15, .75);
}

.page-disclaimer .ud-clause > summary {
  display: grid;
  grid-template-columns: var(--ud-num-col) 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 14px 14px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-ui);
}

.page-disclaimer .ud-clause > summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .ud-clause-num {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--blue);
}

.page-disclaimer .ud-clause-title {
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
  letter-spacing: -0.005em;
}

.page-disclaimer .ud-clause-caret {
  justify-self: end;
  width: 9px;
  height: 9px;
  margin-right: 4px;
  border-right: 1.6px solid var(--ink-55);
  border-bottom: 1.6px solid var(--ink-55);
  transform: rotate(45deg);
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}

.page-disclaimer .ud-clause[open] .ud-clause-caret {
  transform: rotate(-135deg);
  border-color: var(--cyan);
}

.page-disclaimer .ud-clause-body {
  padding: 0 14px 16px;
  padding-left: calc(14px + var(--ud-num-col) + 10px);
  border-top: 1px dashed var(--line-soft);
  margin-top: 0;
  padding-top: 14px;
}

.page-disclaimer .ud-clause-body p {
  margin: 0 0 12px;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.92;
  color: var(--ink-70);
}

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

.page-disclaimer .ud-clause-body ul {
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-disclaimer .ud-clause-body li {
  position: relative;
  padding-left: 18px;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-70);
}

.page-disclaimer .ud-clause-body li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: .66em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-disclaimer .ud-clause-body a {
  word-break: break-word;
}

/* ---------- 结尾支持 ---------- */
.page-disclaimer .ud-help {
  margin-top: clamp(34px, 5vw, 64px);
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 20px;
  padding: clamp(22px, 4vw, 42px);
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper-70);
}

.page-disclaimer .ud-help::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--blue) 60%, var(--violet));
}

.page-disclaimer .ud-help h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.2vw, 27px);
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-disclaimer .ud-help p {
  margin: 0;
  max-width: 58ch;
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--paper-70);
}

.page-disclaimer .ud-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 桌面增强 ---------- */
@media (hover: hover) {
  .page-disclaimer .ud-clause:hover {
    border-left-color: var(--cyan);
    transform: translateY(-2px);
  }
}

@media (min-width: 900px) {
  .page-disclaimer .ud-hero {
    grid-template-columns: minmax(0, 1.32fr) minmax(320px, .82fr);
    gap: clamp(36px, 5vw, 72px);
  }

  .page-disclaimer .ud-version {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-disclaimer .ud-version-body {
    padding: 22px 24px 24px;
  }

  .page-disclaimer .ud-rules {
    margin-top: clamp(52px, 6vw, 84px);
  }

  .page-disclaimer .ud-clause {
    --ud-num-col: 3.2rem;
    --ud-gap: 12px;
  }

  .page-disclaimer .ud-clause > summary {
    padding: 18px 22px;
  }

  .page-disclaimer .ud-clause-title {
    font-size: 17px;
  }

  .page-disclaimer .ud-clause-body {
    padding: 16px 22px 20px calc(22px + var(--ud-num-col) + 10px);
    max-width: 78ch;
  }

  .page-disclaimer .ud-help {
    grid-template-columns: minmax(0, 1.5fr) minmax(260px, auto);
    align-items: end;
    gap: clamp(24px, 4vw, 56px);
  }

  .page-disclaimer .ud-help-actions {
    justify-content: flex-end;
  }
}
<<<END>>>