.page-disclaimer {
  --doc-hang: 76px;
  --doc-width: 860px;
  --doc-rule-soft: rgba(217, 199, 166, 0.55);
}

/* ---------- 头部 ---------- */
.page-disclaimer .doc-head {
  display: grid;
  gap: 30px;
  margin-top: 26px;
  align-items: end;
}

.page-disclaimer .doc-head__text .eyebrow {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mono-ink);
  text-transform: uppercase;
}

.page-disclaimer .doc-head__text .display {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-size: 38px;
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .doc-head__text .lead {
  margin: 0;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.9;
}

.page-disclaimer .doc-head__figure {
  margin: 0;
}

.page-disclaimer .doc-head__figure .media__frame {
  aspect-ratio: 5 / 2;
  border: 1px solid var(--rule);
  overflow: hidden;
}

.page-disclaimer .doc-head__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-disclaimer .doc-head__figure .media__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-2);
}

/* ---------- 版本标记条 ---------- */
.page-disclaimer .version-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 18px;
  margin-top: 40px;
  padding: 13px 18px;
  background: var(--paper-2);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  font-size: 13px;
  line-height: 1.7;
}

.page-disclaimer .version-bar__tag {
  color: var(--blue);
  letter-spacing: 0.14em;
}

.page-disclaimer .version-bar__code {
  color: var(--red);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.page-disclaimer .version-bar__note {
  color: var(--ink-2);
  font-family: var(--font-body);
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .doc-toc {
  margin-top: 54px;
  padding-top: 22px;
  border-top: 1px solid var(--rule);
}

.page-disclaimer .doc-toc__label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mono-ink);
  text-transform: uppercase;
}

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

.page-disclaimer .doc-toc__link {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--doc-rule-soft);
  color: var(--ink);
  font-size: 15.5px;
  text-decoration: none;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-disclaimer .doc-toc__link:hover,
.page-disclaimer .doc-toc__link:focus-visible {
  color: var(--blue);
  border-bottom-color: var(--blue);
}

.page-disclaimer .doc-toc__num {
  flex: none;
  font-size: 12px;
  color: var(--blue);
  letter-spacing: 0.1em;
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .doc-body {
  max-width: var(--doc-width);
  margin-top: 76px;
}

.page-disclaimer .term {
  position: relative;
}

.page-disclaimer .term + .term {
  margin-top: 60px;
  padding-top: 60px;
  border-top: 1px solid var(--doc-rule-soft);
}

.page-disclaimer .term__num {
  display: block;
  margin-bottom: 10px;
  font-size: 12.5px;
  letter-spacing: 0.18em;
  color: var(--blue);
}

.page-disclaimer .term__title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .term__body {
  font-size: 16px;
  line-height: 1.88;
  color: var(--ink);
  overflow-wrap: break-word;
}

.page-disclaimer .term__body p {
  margin: 0 0 16px;
}

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

.page-disclaimer .term__body a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .term__body a:hover {
  color: var(--red);
}

/* ---------- 折叠说明 ---------- */
.page-disclaimer .term__body details {
  margin-top: 22px;
  border-left: 2px solid var(--rule);
  padding-left: 18px;
}

.page-disclaimer .term__body summary {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 6px 0;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--blue);
}

.page-disclaimer .term__body summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .term__body summary::before {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--red);
  line-height: 1;
}

.page-disclaimer .term__body details[open] summary::before {
  content: "－";
}

.page-disclaimer .term__body details[open] summary {
  margin-bottom: 6px;
}

.page-disclaimer .detail-body {
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink);
}

.page-disclaimer .detail-body p {
  margin: 0;
}

/* ---------- 引用格式示例 ---------- */
.page-disclaimer .cite-sample {
  margin: 24px 0 0;
  padding: 20px 22px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--blue);
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 2.05;
  color: var(--ink);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.page-disclaimer .cite-sample code {
  font-family: inherit;
  font-size: inherit;
}

/* ---------- 联系方式列表 ---------- */
.page-disclaimer .contact-list {
  list-style: none;
  margin: 20px 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
  border-left: 3px solid var(--blue);
  padding-left: 18px;
}

.page-disclaimer .contact-list li {
  font-family: var(--font-mono);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.page-disclaimer .contact-list .mono {
  display: inline-block;
  min-width: 76px;
  color: var(--mono-ink);
  font-size: 12.5px;
  letter-spacing: 0.06em;
}

/* ---------- 页尾指引区 ---------- */
.page-disclaimer .doc-note {
  margin-top: 84px;
  padding-top: 22px;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 26px;
  font-size: 13px;
  color: var(--ink-2);
}

.page-disclaimer .doc-note .mono {
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

.page-disclaimer .doc-note a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--glass-line);
  padding-bottom: 2px;
}

.page-disclaimer .doc-note a:hover,
.page-disclaimer .doc-note a:focus-visible {
  color: var(--red);
  border-bottom-color: var(--red);
}

/* ---------- 中屏 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .doc-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 48px;
  }

  .page-disclaimer .doc-head__text .display {
    font-size: 46px;
  }
}

/* ---------- 桌面：非对称双栏头部 + 悬挂编号 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .doc-head {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 0.68fr);
    gap: 64px;
    margin-top: 34px;
  }

  .page-disclaimer .doc-head__figure .media__frame {
    aspect-ratio: 4 / 3;
  }

  .page-disclaimer .doc-head__text .display {
    font-size: 54px;
  }

  .page-disclaimer .term {
    padding-left: var(--doc-hang);
  }

  .page-disclaimer .term__num {
    position: absolute;
    left: 0;
    top: 0.55em;
    margin: 0;
  }

  .page-disclaimer .term__title {
    font-size: 27px;
  }

  .page-disclaimer .term + .term {
    margin-top: 72px;
    padding-top: 72px;
  }

  .page-disclaimer .doc-body {
    margin-top: 96px;
  }
}

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