.page-disclaimer {
  background: var(--paper);
  color: var(--ink);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-disclaimer a:focus-visible,
.page-disclaimer button:focus-visible {
  outline: 2px solid var(--hot);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .doc-hero {
  padding-top: clamp(26px, 4.5vw, 54px);
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .breadcrumb {
  margin: 0 0 22px;
}

.page-disclaimer .doc-hero .section__eyebrow {
  color: var(--steel-500);
  font-size: 12px;
  letter-spacing: .2em;
  margin: 0 0 10px;
}

.page-disclaimer .doc-hero h1 {
  margin: 0 0 18px;
  letter-spacing: -.01em;
}

.page-disclaimer .doc-hero__lead {
  max-width: 60ch;
  margin: 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--steel-700);
}

.page-disclaimer .doc-hero .img-frame {
  margin-top: clamp(26px, 4vw, 46px);
}

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

/* ---------- 目录索引 ---------- */
.page-disclaimer .doc-toc {
  padding-top: clamp(20px, 3vw, 36px);
  padding-bottom: 0;
}

.page-disclaimer .toc {
  background: var(--white);
  border: 1px solid var(--line-strong);
  box-shadow: 3px 3px 0 rgba(11, 14, 17, .05);
  padding: clamp(14px, 2.4vw, 24px);
}

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

.page-disclaimer .toc__item {
  list-style: none;
}

.page-disclaimer .toc__link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 14px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink);
  text-decoration: none;
  transition: background-color 160ms ease, color 160ms ease;
}

.page-disclaimer .toc__link:hover,
.page-disclaimer .toc__link:focus-visible {
  background: var(--ink);
  color: var(--white);
}

.page-disclaimer .toc__no {
  flex: 0 0 auto;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--blue);
  transition: color 160ms ease;
}

.page-disclaimer .toc__link:hover .toc__no,
.page-disclaimer .toc__link:focus-visible .toc__no {
  color: var(--hot);
}

.page-disclaimer .toc__rule {
  flex: 1 1 auto;
  height: 1px;
  min-width: 16px;
  background: var(--line);
}

.page-disclaimer .toc__link:hover .toc__rule,
.page-disclaimer .toc__link:focus-visible .toc__rule {
  background: rgba(255, 255, 255, .35);
}

.page-disclaimer .toc__text {
  flex: 0 1 auto;
  font-size: 16px;
  line-height: 1.5;
}

/* ---------- 条款节 ---------- */
.page-disclaimer .clause-section {
  padding-top: clamp(30px, 4.5vw, 48px);
  padding-bottom: 0;
}

.page-disclaimer .clause-section + .clause-section {
  margin-top: 56px;
}

.page-disclaimer .clause {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line-strong);
  box-shadow: 3px 3px 0 rgba(11, 14, 17, .05);
  padding: clamp(30px, 4vw, 48px) clamp(18px, 3.4vw, 46px) clamp(24px, 3vw, 38px);
}

.page-disclaimer .clause::after {
  content: "";
  position: absolute;
  inset: 7px;
  border: 1px solid var(--line-soft);
  pointer-events: none;
}

.page-disclaimer .clause-section + .clause-section .clause::before {
  content: "";
  position: absolute;
  top: -28px;
  left: 0;
  width: 56px;
  height: 2px;
  background: var(--steel-700);
}

.page-disclaimer .clause__no {
  position: absolute;
  top: 0;
  left: clamp(18px, 3.4vw, 46px);
  transform: translateY(-50%);
  z-index: 2;
  background: var(--ink);
  color: var(--white);
  font-size: 12px;
  letter-spacing: .18em;
  padding: 5px 12px;
  border-radius: var(--r-1);
}

.page-disclaimer .clause h2 {
  margin: 0 0 16px;
}

.page-disclaimer .clause h3 {
  margin: 26px 0 12px;
  color: var(--steel-700);
}

.page-disclaimer .clause > p {
  max-width: 62ch;
  margin: 0 0 4px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--steel-700);
}

.page-disclaimer .clause a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 160ms ease;
}

.page-disclaimer .clause a:hover {
  color: var(--hot);
}

.page-disclaimer .clause__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 11px;
  max-width: 64ch;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--steel-700);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 11px;
  height: 1px;
  background: var(--cyan);
}

.page-disclaimer .clause__list--avoid li::before {
  background: var(--hot);
  height: 2px;
}

/* ---------- 联系信息 ---------- */
.page-disclaimer .clause__contact {
  margin-top: 26px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .contact-line {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-disclaimer .contact-line:last-child {
  border-bottom: 0;
}

.page-disclaimer .contact-line__label {
  flex: 0 0 auto;
  min-width: 72px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--steel-500);
}

.page-disclaimer .contact-line__value {
  flex: 1 1 200px;
  min-width: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-disclaimer .contact-line .copy-btn {
  flex: 0 0 auto;
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .to-top-wrap {
  position: sticky;
  bottom: 20px;
  z-index: 6;
  display: flex;
  justify-content: flex-end;
  padding: 34px var(--gutter) 0;
  pointer-events: none;
}

.page-disclaimer .to-top {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  background: var(--white);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  box-shadow: var(--shadow-1);
  color: var(--ink);
  font-size: 13px;
  letter-spacing: .04em;
  text-decoration: none;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.page-disclaimer .to-top:hover,
.page-disclaimer .to-top:focus-visible {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

/* ---------- 宽屏 ---------- */
@media (min-width: 860px) {
  .page-disclaimer .toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 28px;
  }

  .page-disclaimer .toc__link {
    border-bottom: 1px solid var(--line-soft);
  }

  .page-disclaimer .clause-section + .clause-section {
    margin-top: 74px;
  }

  .page-disclaimer .clause-section + .clause-section .clause::before {
    top: -37px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .clause__list {
    gap: 12px;
  }

  .page-disclaimer .contact-line__value {
    font-size: 17px;
  }
}
<<<END>>>