.page-disclaimer {
  --disc-toc-w: 252px;
  --disc-gap: 32px;
  --disc-sticky-top: 96px;
  display: block;
  background: var(--cream);
  color: var(--ink);
  overflow-wrap: break-word;
}

/* ---------- 首屏窄幅横幅 ---------- */
.page-disclaimer .doc-banner {
  position: relative;
  margin: 0;
  background: var(--sea);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 86%);
}

.page-disclaimer .doc-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 620;
  object-fit: cover;
  object-position: center 35%;
}

.page-disclaimer .doc-banner__caption {
  position: absolute;
  right: 16px;
  bottom: 22%;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--soft);
  background: rgba(11, 31, 51, 0.72);
  padding: 4px 10px;
  border-left: 2px solid var(--orange);
}

/* ---------- 页头 ---------- */
.page-disclaimer .doc-head {
  padding-top: 28px;
  padding-bottom: 8px;
}

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

.page-disclaimer .doc-head__title {
  margin: 10px 0 0;
  font-size: clamp(30px, 6vw, 56px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: 0.03em;
  color: var(--sea);
}

.page-disclaimer .doc-head__lead {
  margin: 18px 0 0;
  max-width: 40em;
  color: var(--ink);
}

.page-disclaimer .doc-head__meta {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 20px;
  border-top: 1px solid rgba(40, 70, 107, 0.28);
  padding-top: 20px;
}

.page-disclaimer .doc-head__meta li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.page-disclaimer .doc-head__meta-num {
  font-size: 18px;
  font-weight: 500;
  color: var(--sea);
  letter-spacing: -0.01em;
}

.page-disclaimer .doc-head__meta-key {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--graphite);
}

/* ---------- 两栏主体 ---------- */
.page-disclaimer .doc-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--disc-gap);
  padding-top: 36px;
  padding-bottom: 72px;
}

/* 目录 */
.page-disclaimer .doc-toc {
  min-width: 0;
  border-top: 2px solid var(--sea);
  padding-top: 14px;
}

.page-disclaimer .doc-toc__title {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--graphite);
}

.page-disclaimer .doc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
}

.page-disclaimer .doc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 5px 0 5px 10px;
  margin-left: -12px;
  border-left: 2px solid transparent;
  color: var(--graphite);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-disclaimer .doc-toc__num {
  font-size: 12px;
  color: var(--steel);
}

.page-disclaimer .doc-toc__link:hover,
.page-disclaimer .doc-toc__link:focus-visible {
  color: var(--sea);
  border-left-color: var(--orange);
}

.page-disclaimer .doc-toc__link[aria-current="true"] {
  color: var(--sea);
  font-weight: 700;
  border-left-color: var(--orange);
}

.page-disclaimer .doc-toc__link[aria-current="true"] .doc-toc__num {
  color: var(--orange);
}

.page-disclaimer .doc-toc__note {
  margin: 16px 0 0;
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--graphite);
  background: var(--paper);
  border-left: 2px solid var(--mint);
}

/* ---------- 条款流 ---------- */
.page-disclaimer .doc-articles {
  min-width: 0;
}

.page-disclaimer .clause {
  padding: 26px 0 30px;
  border-top: 1px solid rgba(40, 70, 107, 0.28);
  scroll-margin-top: var(--disc-sticky-top);
}

.page-disclaimer .clause:first-child {
  border-top: none;
  padding-top: 0;
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.page-disclaimer .clause__num {
  flex: none;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--orange);
}

.page-disclaimer .clause__num::before {
  content: "";
  display: inline-block;
  width: 2px;
  height: 12px;
  margin-right: 8px;
  background: var(--mint);
  vertical-align: -1px;
}

.page-disclaimer .clause__title {
  margin: 0;
  font-size: clamp(20px, 2.8vw, 26px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--sea);
}

.page-disclaimer .clause__body {
  max-width: 40em;
  min-width: 0;
}

.page-disclaimer .clause__body p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

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

.page-disclaimer .clause__body a {
  color: var(--orange-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-disclaimer .clause__body a:hover,
.page-disclaimer .clause__body a:focus-visible {
  color: var(--sea);
}

.page-disclaimer .clause__note {
  margin-top: 18px;
  padding: 12px 16px;
  background: var(--paper);
  border-left: 3px solid var(--amber);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
}

/* 折叠面板 */
.page-disclaimer .clause__fold {
  margin-top: 18px;
  border-top: 1px dashed rgba(40, 70, 107, 0.3);
}

.page-disclaimer .clause__points {
  margin: 0;
  padding-left: 18px;
  list-style: none;
}

.page-disclaimer .clause__points li {
  position: relative;
  margin: 8px 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-disclaimer .clause__points li::before {
  content: "";
  position: absolute;
  left: -16px;
  top: 11px;
  width: 6px;
  height: 2px;
  background: var(--orange);
}

.page-disclaimer .clause__points strong {
  color: var(--sea);
  font-weight: 700;
}

/* 落款条款 */
.page-disclaimer .clause--signoff {
  margin-top: 26px;
  padding: 28px 22px 30px;
  background: var(--sea);
  border-top: none;
  border-left: 4px solid var(--orange);
}

.page-disclaimer .clause--signoff .clause__title {
  color: var(--paper);
}

.page-disclaimer .clause--signoff .clause__num {
  color: var(--orange);
}

.page-disclaimer .clause--signoff .clause__num::before {
  background: var(--mint);
}

.page-disclaimer .clause--signoff__lead {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--soft);
}

.page-disclaimer .signoff__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-disclaimer .signoff__item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .signoff__item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.page-disclaimer .signoff__key {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mint);
}

.page-disclaimer .signoff__val {
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  overflow-wrap: anywhere;
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .doc-top {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--orange);
  background: rgba(11, 31, 51, 0.92);
  color: var(--paper);
  text-decoration: none;
  border-radius: var(--radius);
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.page-disclaimer .doc-top span {
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-disclaimer .doc-top:hover,
.page-disclaimer .doc-top:focus-visible {
  background: var(--orange);
  color: #fff;
  transform: translateY(-2px);
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-disclaimer .doc-head {
    padding-top: 40px;
  }

  .page-disclaimer .doc-head__meta {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-disclaimer .clause__body p {
    font-size: 17px;
  }

  .page-disclaimer .clause--signoff {
    padding: 34px 32px 36px;
  }

  .page-disclaimer .signoff__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 28px;
  }

  .page-disclaimer .doc-top {
    right: 24px;
    bottom: 24px;
    width: 52px;
    height: 52px;
  }
}

/* ---------- 桌面：目录侧栏 + 条款正文 ---------- */
@media (min-width: 1000px) {
  .page-disclaimer .doc-body {
    grid-template-columns: var(--disc-toc-w) minmax(0, 1fr);
    gap: 56px;
    padding-top: 48px;
    padding-bottom: 96px;
  }

  .page-disclaimer .doc-toc {
    position: sticky;
    top: var(--disc-sticky-top);
    align-self: start;
  }

  .page-disclaimer .doc-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
  }

  .page-disclaimer .clause {
    padding: 32px 0 40px;
  }

  .page-disclaimer .clause--signoff {
    margin-top: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-toc__link,
  .page-disclaimer .doc-top {
    transition: none;
  }

  .page-disclaimer .doc-top:hover,
  .page-disclaimer .doc-top:focus-visible {
    transform: none;
  }
}
<<<END>>>