.page-disclaimer {
  --legal-hair: var(--line);
  background: var(--ink-900);
  color: var(--text-body);
}

/* ---------- 顶部声明区 ---------- */
.page-disclaimer .legal-intro {
  padding-bottom: 4px;
}

.page-disclaimer .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 26px;
  font-size: 13px;
  color: var(--muted);
}

.page-disclaimer .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible {
  color: var(--data);
  border-bottom-color: var(--data);
}

.page-disclaimer .breadcrumb [aria-current="page"] {
  color: var(--paper);
}

.page-disclaimer .intro-grid {
  display: grid;
  gap: 26px;
}

.page-disclaimer .intro-text .eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--data);
}

.page-disclaimer .intro-text h1 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 32px;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-disclaimer .intro-text .lead {
  margin: 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
}

.page-disclaimer .intro-aside {
  padding-left: 16px;
  border-left: 1px solid var(--legal-hair);
  font-size: 12px;
  line-height: 1.85;
  color: var(--muted);
}

.page-disclaimer .intro-aside p {
  margin: 0 0 10px;
}

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

/* ---------- 章节导航 ---------- */
.page-disclaimer .legal-toc {
  display: flex;
  flex-wrap: wrap;
  margin: 34px 0 0;
  border-top: 1px solid var(--legal-hair);
  border-bottom: 1px solid var(--legal-hair);
}

.page-disclaimer .legal-toc a {
  display: block;
  padding: 13px 16px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border-right: 1px solid var(--legal-hair);
  transition: color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-disclaimer .legal-toc a:hover {
  color: var(--paper);
  background: var(--ink-800);
}

.page-disclaimer .legal-toc a:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

.page-disclaimer .legal-toc a[aria-current="true"] {
  color: var(--paper);
  box-shadow: inset 0 -2px 0 var(--yellow);
}

/* ---------- 顶部横幅 ---------- */
.page-disclaimer .legal-visual {
  padding-top: 34px;
}

.page-disclaimer .legal-banner {
  margin: 0;
  border: 1px solid var(--legal-hair);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-800);
}

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

.page-disclaimer .legal-banner .img-caption {
  padding: 10px 16px;
  border-top: 1px solid var(--legal-hair);
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 条款章节 ---------- */
.page-disclaimer .legal-sections {
  padding-top: 8px;
}

.page-disclaimer .legal-clause {
  display: grid;
  gap: 18px;
  padding: 38px 0;
  border-top: 1px solid var(--legal-hair);
}

.page-disclaimer .legal-clause h2 {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 21px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .clause-mark {
  flex: none;
  width: 11px;
  height: 11px;
  background: var(--paper);
  border-radius: 1px;
}

.page-disclaimer .clause-idx {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--data);
}

.page-disclaimer .clause-main > p {
  margin: 0 0 16px;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
}

.page-disclaimer .clause-main > p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .clause-main a {
  color: var(--data);
  text-decoration: none;
  border-bottom: 1px solid rgba(77, 163, 255, 0.4);
  transition: border-color 160ms var(--ease);
}

.page-disclaimer .clause-main a:hover,
.page-disclaimer .clause-main a:focus-visible {
  border-bottom-color: var(--data);
}

/* ---------- 短横线要点 ---------- */
.page-disclaimer .dash-list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 40em;
}

.page-disclaimer .dash-list li {
  position: relative;
  margin-bottom: 12px;
  padding-left: 22px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
}

.page-disclaimer .dash-list li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dash-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.9em;
  width: 12px;
  height: 1px;
  background: var(--data);
}

.page-disclaimer .dash-list strong {
  color: var(--paper);
  font-weight: 600;
}

/* ---------- 右栏注释 ---------- */
.page-disclaimer .clause-note {
  padding-left: 16px;
  border-left: 1px solid var(--legal-hair);
  font-size: 12px;
  line-height: 1.85;
  color: var(--muted);
}

.page-disclaimer .clause-note::before {
  content: "";
  display: block;
  width: 20px;
  height: 1px;
  margin-bottom: 10px;
  background: var(--data);
}

/* ---------- 展开式反馈条目 ---------- */
.page-disclaimer .fix-list {
  max-width: 44em;
  margin: 20px 0 0;
}

.page-disclaimer .fix-item {
  margin-bottom: var(--gap);
  border: 1px solid var(--legal-hair);
  border-radius: var(--radius);
  background: var(--ink-800);
  transition: border-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-disclaimer .fix-item:not([open]):hover {
  border-color: var(--ink-600);
  transform: translateY(-2px);
}

.page-disclaimer .fix-item:last-child {
  margin-bottom: 0;
}

.page-disclaimer .fix-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
}

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

.page-disclaimer .fix-item summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--data);
}

.page-disclaimer .fix-item[open] summary::after {
  content: "–";
}

.page-disclaimer .fix-item summary:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

.page-disclaimer .fix-body {
  padding: 14px 16px 18px;
  border-top: 1px solid var(--legal-hair);
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-body);
}

/* ---------- 联系方式 ---------- */
.page-disclaimer .legal-contact-list {
  display: grid;
  gap: 1px;
  max-width: 44em;
  margin: 0 0 18px;
  padding: 1px;
  background: var(--legal-hair);
  border: 1px solid var(--legal-hair);
}

.page-disclaimer .legal-contact-item {
  background: var(--ink-800);
  padding: 14px 16px;
}

.page-disclaimer .legal-contact-item dt {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-disclaimer .legal-contact-item dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 收尾 ---------- */
.page-disclaimer .legal-end {
  padding-top: 0;
  padding-bottom: 48px;
}

.page-disclaimer .legal-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  margin: 0;
  padding: 22px 0;
  border-top: 1px solid var(--legal-hair);
  border-bottom: 1px solid var(--legal-hair);
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

.page-disclaimer .legal-foot .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-disclaimer .legal-foot a {
  color: var(--data);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms var(--ease);
}

.page-disclaimer .legal-foot a:hover,
.page-disclaimer .legal-foot a:focus-visible {
  border-bottom-color: var(--data);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .legal-contact-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .page-disclaimer .intro-text h1 {
    font-size: 44px;
  }

  .page-disclaimer .legal-clause h2 {
    font-size: 25px;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .intro-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 48px;
    align-items: end;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .legal-clause {
    grid-template-columns: minmax(0, 1fr) 232px;
    gap: 12px 44px;
    align-items: start;
  }
}

@media (max-width: 959px) {
  .page-disclaimer .clause-note {
    padding-left: 0;
    padding-top: 14px;
    border-left: 0;
    border-top: 1px solid var(--legal-hair);
  }
}

@media (max-width: 520px) {
  .page-disclaimer .legal-toc a {
    padding: 11px 13px;
    font-size: 12px;
  }

  .page-disclaimer .intro-text h1 {
    font-size: 27px;
  }

  .page-disclaimer .legal-clause h2 {
    font-size: 19px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .fix-item,
  .page-disclaimer .legal-toc a,
  .page-disclaimer .breadcrumb a,
  .page-disclaimer .legal-foot a {
    transition: none;
  }

  .page-disclaimer .fix-item:not([open]):hover {
    transform: none;
  }
}