.page-disclaimer {
  --legal-rule: 1px solid var(--ink);
  --legal-soft: 1px solid rgba(28, 26, 23, .16);
  padding-bottom: 72px;
}

.page-disclaimer .legal-wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 18px;
}

/* 面包屑 */
.page-disclaimer .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  font-size: 13px;
  color: var(--ink-2);
}
.page-disclaimer .breadcrumb li + li::before {
  content: "／";
  margin-right: 6px;
  color: var(--ink-2);
}
.page-disclaimer .breadcrumb a {
  color: var(--ink-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-disclaimer .breadcrumb a:hover {
  color: var(--ink);
  border-bottom-color: var(--autumn);
}
.page-disclaimer .breadcrumb [aria-current="page"] {
  color: var(--ink);
}

/* 页头 */
.page-disclaimer .legal-head {
  padding: 34px 0 42px;
  border-bottom: var(--legal-rule);
  margin-bottom: 40px;
  max-width: 62ch;
}
.page-disclaimer .legal-head .eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--autumn);
  border: 1px solid var(--autumn);
  border-radius: var(--radius);
  padding: 4px 10px;
  margin: 0 0 18px;
}
.page-disclaimer .legal-head h1 {
  font-size: clamp(30px, 6.2vw, 54px);
  line-height: 1.16;
  letter-spacing: -.02em;
  font-weight: 900;
  margin: 0 0 20px;
  color: var(--ink);
}
.page-disclaimer .legal-head .lede {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-2);
  margin: 0 0 16px;
}
.page-disclaimer .legal-head .note {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--ink-2);
  margin: 0;
  padding-left: 12px;
  border-left: 2px solid var(--autumn-soft);
}

/* 主布局 */
.page-disclaimer .legal-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}

/* 条款正文 */
.page-disclaimer .legal-body {
  min-width: 0;
}
.page-disclaimer .legal-sec {
  padding: 30px 0 6px;
  border-top: var(--legal-rule);
}
.page-disclaimer .legal-sec:first-child {
  border-top: none;
  padding-top: 0;
}
.page-disclaimer .legal-sec__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  margin: 0 0 10px;
  color: var(--spring);
}
.page-disclaimer .legal-sec:nth-of-type(2) .legal-sec__no { color: var(--summer); }
.page-disclaimer .legal-sec:nth-of-type(3) .legal-sec__no { color: var(--autumn); }
.page-disclaimer .legal-sec:nth-of-type(4) .legal-sec__no { color: var(--autumn-soft); }
.page-disclaimer .legal-sec:nth-of-type(5) .legal-sec__no { color: var(--winter); }
.page-disclaimer .legal-sec:nth-of-type(6) .legal-sec__no { color: var(--spring); }

.page-disclaimer .legal-sec h2 {
  font-size: clamp(20px, 3.6vw, 27px);
  line-height: 1.32;
  letter-spacing: -.015em;
  font-weight: 900;
  margin: 0 0 16px;
  color: var(--ink);
}
.page-disclaimer .legal-sec p {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-2);
  margin: 0 0 14px;
}
.page-disclaimer .legal-sec a {
  color: var(--summer);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}
.page-disclaimer .legal-sec a:hover {
  color: var(--ink);
}

/* 折叠补充 */
.page-disclaimer .legal-fold {
  border: var(--legal-soft);
  border-radius: var(--radius);
  background: var(--paper-2);
  padding: 0 14px;
  margin: 6px 0 22px;
}
.page-disclaimer .legal-fold > summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--ink);
  padding: 12px 0;
}
.page-disclaimer .legal-fold > summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer .legal-fold > summary::before {
  content: "＋";
  margin-right: 8px;
  color: var(--autumn);
}
.page-disclaimer .legal-fold[open] > summary::before {
  content: "－";
}
.page-disclaimer .legal-fold[open] > summary {
  border-bottom: var(--legal-soft);
}
.page-disclaimer .legal-fold p,
.page-disclaimer .legal-fold ul {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-2);
  margin: 12px 0 14px;
  padding-left: 0;
}
.page-disclaimer .legal-fold ul {
  padding-left: 18px;
}
.page-disclaimer .legal-fold li {
  margin-bottom: 6px;
}

/* 版本差异提示带 */
.page-disclaimer .legal-band {
  margin: 30px 0 34px;
  background: var(--autumn-soft);
  color: var(--ink);
  border-radius: var(--radius);
  padding: 20px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  box-shadow: var(--shadow-soft);
}
.page-disclaimer .legal-band__media {
  max-width: 100%;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper);
}
.page-disclaimer .legal-band__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-disclaimer .legal-band__text .tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  padding: 3px 9px;
  border-radius: var(--radius);
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  margin-bottom: 12px;
}
.page-disclaimer .legal-band__title {
  font-size: 17px;
  line-height: 1.6;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 10px;
}
.page-disclaimer .legal-band__text p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
  margin: 0;
}
.page-disclaimer .legal-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  align-items: center;
}
.page-disclaimer .legal-band .btn--solid {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--frost);
}
.page-disclaimer .legal-band .btn--ghost {
  border-color: var(--ink);
  color: var(--ink);
  background: transparent;
}

/* 右侧批注区 */
.page-disclaimer .legal-margin {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  align-content: start;
  min-width: 0;
}
.page-disclaimer .legal-margin__card {
  border: var(--legal-rule);
  border-radius: var(--radius);
  padding: 16px;
  background: var(--paper);
}
.page-disclaimer .legal-margin__card--frost {
  background: var(--frost);
  border-color: var(--winter);
}
.page-disclaimer .legal-margin__title {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 10px;
}
.page-disclaimer .legal-margin__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-disclaimer .legal-margin__links a {
  font-size: 14px;
  color: var(--ink-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-disclaimer .legal-margin__links a:hover {
  color: var(--ink);
  border-bottom-color: var(--spring);
}
.page-disclaimer .legal-margin .rule {
  border: none;
  border-top: var(--legal-soft);
  margin: 14px 0;
}
.page-disclaimer .legal-margin__mail {
  font-size: 12.5px;
  word-break: break-all;
  color: var(--ink);
  margin: 0 0 10px;
}
.page-disclaimer .legal-margin .copy-btn {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  padding: 6px 12px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease);
}
.page-disclaimer .legal-margin .copy-btn:hover {
  background: var(--ink);
  color: var(--frost);
}
.page-disclaimer .legal-margin [data-copy-status] {
  display: block;
  margin-top: 8px;
  font-size: 11.5px;
  color: var(--spring);
}
.page-disclaimer .legal-margin .note {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-2);
  margin: 0 0 10px;
}
.page-disclaimer .legal-margin .btn {
  display: inline-block;
  font-size: 12.5px;
  padding: 7px 14px;
  border: 1px solid var(--winter);
  border-radius: var(--radius);
  color: var(--winter);
  text-decoration: none;
  transition: background 160ms var(--ease), color 160ms var(--ease);
}
.page-disclaimer .legal-margin .btn:hover {
  background: var(--winter);
  color: var(--frost);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-disclaimer .legal-band {
    grid-template-columns: 180px minmax(0, 1fr);
    align-items: start;
    padding: 24px;
  }
  .page-disclaimer .legal-band__actions {
    grid-column: 2;
  }
  .page-disclaimer .legal-margin {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-disclaimer .legal-wrap {
    padding: 0 32px;
  }
  .page-disclaimer .legal-layout {
    grid-template-columns: minmax(0, 8fr) minmax(200px, 3fr);
    gap: 56px;
  }
  .page-disclaimer .legal-margin {
    grid-template-columns: minmax(0, 1fr);
    position: sticky;
    top: calc(var(--frame-top) + 24px);
    align-self: start;
  }
  .page-disclaimer .legal-head {
    padding-top: 46px;
  }
  .page-disclaimer .legal-band {
    grid-template-columns: 200px minmax(0, 1fr);
    margin: 38px 0 42px;
  }
}

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