.page-disclaimer {
  --doc-indent: 3.2em;
  --doc-serif: var(--font-serif);
  display: block;
}

.page-disclaimer .eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 12px;
}

.page-disclaimer .doc-link {
  color: var(--indigo);
  text-decoration: none;
  border-bottom: 1px solid var(--sand);
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-disclaimer .doc-link:hover {
  border-bottom-color: var(--orange);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .doc-hero {
  display: grid;
  gap: 26px;
  padding: 28px 0 30px;
  border-bottom: var(--rule);
}

.page-disclaimer .doc-hero__title {
  font-family: var(--doc-serif);
  font-size: clamp(42px, 12vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--indigo);
  margin: 0 0 16px;
}

.page-disclaimer .doc-hero__lede {
  font-family: var(--font-sans);
  font-size: var(--fs-3);
  line-height: 1.8;
  color: var(--ink);
  max-width: 32em;
  margin: 0 0 16px;
}

.page-disclaimer .doc-hero__meta {
  font-size: var(--fs-1);
  letter-spacing: 0.03em;
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.9;
}

.page-disclaimer .doc-hero__figure {
  margin: 0;
  border: var(--rule);
  background: var(--paper-light);
  padding: 10px;
  position: relative;
}

.page-disclaimer .doc-hero__figure::before {
  content: "";
  position: absolute;
  inset: 10px 10px auto auto;
  width: 34px;
  height: 34px;
  border-top: 3px solid var(--orange);
  border-right: 3px solid var(--orange);
}

.page-disclaimer .doc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-disclaimer .doc-hero__figure figcaption {
  font-family: var(--font-sans);
  font-size: var(--fs-1);
  line-height: 1.7;
  color: var(--ink-soft);
  padding: 10px 4px 2px;
}

/* ---------- 目录 ---------- */
.page-disclaimer .toc {
  margin: 26px 0 4px;
  border: var(--rule);
  border-left: 3px solid var(--indigo);
  background: var(--paper-light);
}

.page-disclaimer .toc__summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: var(--fs-2);
  letter-spacing: 0.04em;
  color: var(--indigo);
}

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

.page-disclaimer .toc__mark::before {
  content: "+";
  font-size: 18px;
  line-height: 1;
  color: var(--orange);
}

.page-disclaimer .toc[open] .toc__mark::before {
  content: "–";
}

.page-disclaimer .toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
}

.page-disclaimer .toc__list li + li {
  border-top: 1px dashed var(--sand);
}

.page-disclaimer .toc__list a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 11px 16px;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--fs-3);
  transition: background 160ms var(--ease), color 160ms var(--ease);
}

.page-disclaimer .toc__list a:hover,
.page-disclaimer .toc__list a:focus-visible {
  background: var(--paper);
  color: var(--indigo);
}

.page-disclaimer .toc__num {
  font-size: var(--fs-1);
  color: var(--orange);
  flex: 0 0 auto;
}

.page-disclaimer .toc__txt {
  flex: 1 1 auto;
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .clause {
  padding: 34px 0 30px;
  border-bottom: var(--rule);
}

.page-disclaimer .clause--last {
  border-bottom: 0;
  padding-bottom: 18px;
}

.page-disclaimer .clause__title {
  position: relative;
  margin: 0 0 16px;
  padding-left: var(--doc-indent);
  font-family: var(--doc-serif);
  font-size: clamp(21px, 4.6vw, 28px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--indigo);
}

.page-disclaimer .clause__no {
  position: absolute;
  left: 0;
  top: 0.18em;
  width: 2.2em;
  font-family: var(--font-mono);
  font-size: 0.68em;
  font-weight: 400;
  color: var(--orange);
  letter-spacing: 0.02em;
}

.page-disclaimer .clause__body {
  padding-left: var(--doc-indent);
}

.page-disclaimer .clause__body p {
  font-family: var(--font-sans);
  font-size: var(--fs-3);
  line-height: 1.85;
  color: var(--ink);
  max-width: 34em;
  margin: 0 0 14px;
}

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

.page-disclaimer .clause__sub {
  font-family: var(--doc-serif);
  font-size: var(--fs-4);
  font-weight: 700;
  color: var(--ink);
  margin: 26px 0 10px;
  padding-top: 16px;
  border-top: 1px dashed var(--sand);
}

.page-disclaimer .clause__list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  max-width: 34em;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 1.4em;
  margin-bottom: 12px;
  font-family: var(--font-sans);
  font-size: var(--fs-3);
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 2px;
  background: var(--orange);
}

/* ---------- 允许 / 限制 对照 ---------- */
.page-disclaimer .compare {
  display: grid;
  gap: 14px;
  margin: 22px 0 6px;
}

.page-disclaimer .compare__col {
  background: var(--paper-light);
  border: var(--rule);
  border-top-width: 3px;
  padding: 16px 16px 8px;
  transition: transform 180ms var(--ease), box-shadow 180ms var(--ease),
    border-color 180ms var(--ease);
}

.page-disclaimer .compare__col--allow {
  border-top-color: var(--indigo);
}

.page-disclaimer .compare__col--limit {
  border-top-color: var(--ink-soft);
}

.page-disclaimer .compare__col--allow:hover {
  border-top-color: var(--indigo);
  box-shadow: 0 6px 18px rgba(30, 58, 107, 0.12);
  transform: translateY(-2px);
}

.page-disclaimer .compare__col--limit:hover {
  border-top-color: var(--ink);
  box-shadow: 0 6px 18px rgba(61, 66, 71, 0.14);
  transform: translateY(-2px);
}

.page-disclaimer .compare__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-family: var(--doc-serif);
  font-size: var(--fs-4);
  font-weight: 700;
  color: var(--ink);
}

.page-disclaimer .compare__tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-size: var(--fs-1);
  color: var(--paper);
  background: var(--indigo);
  border-radius: var(--radius);
  flex: 0 0 auto;
}

.page-disclaimer .compare__col--limit .compare__tag {
  background: var(--slate);
}

.page-disclaimer .compare__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-disclaimer .compare__list li {
  position: relative;
  padding-left: 1.1em;
  margin-bottom: 10px;
  font-family: var(--font-sans);
  font-size: var(--fs-2);
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .compare__list li::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--ink-soft);
  font-weight: 700;
}

.page-disclaimer .compare__col--allow .compare__list li::before {
  color: var(--green);
}

/* ---------- 引用格式框 ---------- */
.page-disclaimer .cite {
  margin: 16px 0 4px;
  padding: 16px 16px 14px;
  background: var(--paper-light);
  border: var(--rule);
  border-left: 3px solid var(--indigo);
  max-width: 42em;
}

.page-disclaimer .cite__label {
  margin: 0 0 6px;
  font-size: var(--fs-1);
  letter-spacing: 0.12em;
  color: var(--ink-soft);
}

.page-disclaimer .cite__line {
  margin: 0 0 14px;
  font-size: var(--fs-2);
  line-height: 1.9;
  color: var(--ink);
  word-break: break-word;
  overflow-wrap: anywhere;
  user-select: all;
}

.page-disclaimer .cite__line--sample {
  color: var(--indigo);
  background: var(--paper);
  padding: 8px 10px;
  border: 1px dashed var(--sand);
  margin-bottom: 10px;
}

.page-disclaimer .cite__hint {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-1);
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 纠错反馈深色块 ---------- */
.page-disclaimer .feedback {
  margin: 20px 0 0;
  padding: 20px 18px 18px;
  background: var(--indigo-deep);
  color: var(--paper);
  border-radius: var(--radius);
  max-width: 42em;
}

.page-disclaimer .feedback__title {
  margin: 0 0 14px;
  font-family: var(--doc-serif);
  font-size: var(--fs-4);
  font-weight: 700;
  color: var(--paper-light);
  letter-spacing: 0.02em;
}

.page-disclaimer .feedback__list {
  margin: 0;
}

.page-disclaimer .feedback__row {
  display: grid;
  gap: 2px;
  padding: 9px 0;
  border-top: 1px solid rgba(216, 207, 188, 0.28);
}

.page-disclaimer .feedback__row:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .feedback__term {
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.1em;
  color: rgba(251, 247, 238, 0.62);
}

.page-disclaimer .feedback__desc {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-3);
  line-height: 1.7;
  color: var(--paper-light);
  word-break: break-word;
  overflow-wrap: anywhere;
}

/* ---------- 版本信息 ---------- */
.page-disclaimer .doc-version {
  margin: 0;
  padding: 20px 0 40px;
  border-top: 1px solid var(--sand);
  font-size: var(--fs-1);
  line-height: 1.9;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
}

.page-disclaimer .doc-version__link {
  color: var(--indigo);
  text-decoration: none;
  border-bottom: 1px solid var(--sand);
}

.page-disclaimer .doc-version__link:hover {
  border-bottom-color: var(--orange);
}

/* ---------- 响应式 ---------- */
@media (max-width: 640px) {
  .page-disclaimer {
    --doc-indent: 2em;
  }

  .page-disclaimer .clause__no {
    width: 1.9em;
    font-size: 0.62em;
    top: 0.32em;
  }

  .page-disclaimer .doc-hero__figure::before {
    width: 26px;
    height: 26px;
  }

  .page-disclaimer .cite__line {
    font-size: 13px;
  }
}

@media (min-width: 760px) {
  .page-disclaimer .compare {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }

  .page-disclaimer .feedback__row {
    grid-template-columns: 5.5em 1fr;
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 820px) {
  .page-disclaimer .toc__summary {
    cursor: default;
  }

  .page-disclaimer .toc__mark::before {
    content: "六条";
    font-family: var(--font-mono);
    font-size: var(--fs-1);
    color: var(--ink-soft);
    letter-spacing: 0.08em;
  }

  .page-disclaimer .toc:not([open]) > .toc__body {
    display: block;
  }

  .page-disclaimer .toc__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 0 0 10px;
  }

  .page-disclaimer .toc__list li + li {
    border-top: 0;
  }

  .page-disclaimer .toc__list li:nth-child(n + 3) a {
    border-top: 1px dashed var(--sand);
  }

  .page-disclaimer .toc__list li:nth-child(odd) a {
    border-right: 1px dashed var(--sand);
  }
}

@media (min-width: 900px) {
  .page-disclaimer .doc-hero {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: end;
    gap: 44px;
    padding: 44px 0 38px;
  }

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

  .page-disclaimer .clause {
    padding: 44px 0 38px;
  }
}

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

  .page-disclaimer .compare__col:hover {
    transform: none;
  }
}