.page-disclaimer {
  background: var(--ink-900);
  color: var(--fog-050);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-disclaimer a {
  color: var(--cyan-500);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease);
}

.page-disclaimer a:hover {
  border-bottom-color: currentColor;
}

.page-disclaimer .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

/* 面包屑 */
.page-disclaimer .breadcrumbs {
  padding-top: 20px;
}

.page-disclaimer .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist-300);
}

.page-disclaimer .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--mist-500);
}

.page-disclaimer .breadcrumbs__link {
  color: var(--mist-300);
}

.page-disclaimer .breadcrumbs__current {
  color: var(--fog-050);
}

/* 首屏 */
.page-disclaimer .doc-hero {
  position: relative;
  margin-top: 18px;
  border-top: var(--line);
  border-bottom: var(--line);
  background:
    radial-gradient(120% 100% at 85% -20%, rgba(55, 245, 212, 0.1), transparent 58%),
    var(--ink-900);
}

.page-disclaimer .doc-hero__inner {
  padding-top: clamp(28px, 6vw, 56px);
  padding-bottom: clamp(22px, 4vw, 36px);
}

.page-disclaimer .doc-hero .eyebrow {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan-500);
}

.page-disclaimer .doc-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.6vw, 58px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.015em;
  max-width: 16em;
}

.page-disclaimer .doc-hero__lede {
  margin: 18px 0 0;
  max-width: 38em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist-300);
}

.page-disclaimer .doc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 22px;
  padding-top: 16px;
  border-top: var(--line);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist-300);
}

.page-disclaimer .doc-hero__media {
  border-top: var(--line);
  overflow: hidden;
}

.page-disclaimer .doc-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(140px, 28vw, 300px);
  object-fit: cover;
  object-position: 72% 50%;
}

/* 章节导航 */
.page-disclaimer .clause-nav {
  border-bottom: var(--line);
  background: var(--ink-800);
}

.page-disclaimer .clause-nav__inner {
  padding-top: 0;
  padding-bottom: 0;
}

.page-disclaimer .clause-nav__list {
  display: flex;
  align-items: stretch;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-disclaimer .clause-nav__item {
  flex: 0 0 auto;
}

.page-disclaimer .clause-nav__item + .clause-nav__item {
  border-left: var(--line);
}

.page-disclaimer .clause-nav__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 13px 14px;
  font-size: 12px;
  white-space: nowrap;
  color: var(--mist-300);
  border-bottom: 2px solid transparent;
}

.page-disclaimer .clause-nav__link .mono {
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--cyan-700);
}

.page-disclaimer .clause-nav__link:hover,
.page-disclaimer .clause-nav__link:focus-visible {
  color: var(--fog-050);
  border-bottom-color: var(--cyan-500);
}

.page-disclaimer .clause-nav__link:hover .mono,
.page-disclaimer .clause-nav__link:focus-visible .mono {
  color: var(--cyan-500);
}

/* 文档区与两侧参考线 */
.page-disclaimer .doc-shell {
  position: relative;
  padding: clamp(28px, 5vw, 56px) clamp(14px, 3vw, 30px);
}

.page-disclaimer .doc-shell::before,
.page-disclaimer .doc-shell::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--mist-500);
  opacity: 0.5;
  pointer-events: none;
}

.page-disclaimer .doc-shell::before {
  left: 0;
}

.page-disclaimer .doc-shell::after {
  right: 0;
}

/* 条款手风琴 */
.page-disclaimer .clause {
  border-bottom: var(--line);
}

.page-disclaimer .clause:first-child {
  border-top: var(--line);
}

.page-disclaimer .clause__head {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
  line-height: inherit;
}

.page-disclaimer .clause__trigger {
  display: flex;
  align-items: baseline;
  gap: 14px;
  width: 100%;
  padding: 20px 0;
  background: none;
  border: 0;
  color: var(--fog-050);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.page-disclaimer .clause__trigger:focus-visible {
  outline: 1px solid var(--cyan-500);
  outline-offset: 3px;
}

.page-disclaimer .clause__num {
  flex: none;
  padding-left: 12px;
  border-left: 2px solid var(--cyan-500);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: 0.12em;
  color: var(--cyan-500);
}

.page-disclaimer .clause__label {
  font-family: var(--font-display);
  font-size: clamp(17px, 3.4vw, 25px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  transition: color 180ms var(--ease);
}

.page-disclaimer .clause__trigger:hover .clause__label {
  color: var(--cyan-500);
}

.page-disclaimer .clause__cue {
  position: relative;
  flex: none;
  align-self: center;
  margin-left: auto;
  width: 12px;
  height: 12px;
}

.page-disclaimer .clause__cue::before,
.page-disclaimer .clause__cue::after {
  content: "";
  position: absolute;
  background: var(--mist-300);
  transition: transform 200ms var(--ease), background-color 200ms var(--ease);
}

.page-disclaimer .clause__cue::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
}

.page-disclaimer .clause__cue::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}

.page-disclaimer .clause__trigger[aria-expanded="true"] .clause__cue::after {
  transform: scaleY(0);
}

.page-disclaimer .clause__trigger[aria-expanded="true"] .clause__cue::before {
  background: var(--cyan-500);
}

/* 条款正文 */
.page-disclaimer .clause__body {
  padding: 0 0 28px 26px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.9;
  color: var(--mist-300);
}

.page-disclaimer .clause__body p {
  margin: 0 0 24px;
}

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

.page-disclaimer .clause__body .mono {
  color: var(--fog-050);
  font-size: 14px;
  word-break: break-all;
}

.page-disclaimer .clause__list {
  display: grid;
  gap: 10px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 18px;
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.9em;
  width: 8px;
  height: 1px;
  background: var(--cyan-500);
}

.page-disclaimer .clause__notice {
  margin: 0 0 24px;
  padding: 14px 16px;
  border: var(--line);
  border-left: 2px solid var(--orange-500);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist-300);
}

.page-disclaimer .clause__notice b {
  display: inline-block;
  margin-right: 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--orange-500);
}

/* 桌面端 */
@media (min-width: 900px) {
  .page-disclaimer .doc-hero__inner {
    padding-top: 56px;
    padding-bottom: 40px;
  }

  .page-disclaimer .doc-hero__lede {
    font-size: 16px;
  }

  .page-disclaimer .doc-hero__media img {
    height: 300px;
  }

  .page-disclaimer .clause-nav {
    position: sticky;
    top: 0;
    z-index: 4;
  }

  .page-disclaimer .clause-nav__link {
    padding: 15px 20px;
    font-size: 13px;
  }

  .page-disclaimer .clause__trigger {
    gap: 22px;
    padding: 26px 0;
  }

  .page-disclaimer .clause__body {
    padding: 0 0 34px 48px;
    font-size: 16px;
  }

  .page-disclaimer .clause__notice {
    padding: 16px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .clause__cue::before,
  .page-disclaimer .clause__cue::after,
  .page-disclaimer .clause__label,
  .page-disclaimer a {
    transition: none;
  }
}
<<<END>>>