.page-disclaimer {
  --legal-surface: #F0F5FA;
  --legal-num-ice: #D2E1EC;
  background: var(--cloud-gray);
  color: var(--ink-blue);
  font-family: var(--body-font);
}

/* ===== Hero ===== */
.page-disclaimer .disclaimer-hero {
  position: relative;
  overflow: hidden;
  padding: 2.25rem 0 2.75rem;
  background: linear-gradient(135deg, var(--legal-surface) 0%, #E3ECF4 55%, #CFDEEB 100%);
  border-bottom: 1px solid var(--line-ice);
}

.page-disclaimer .disclaimer-hero::before {
  content: "使用说明";
  position: absolute;
  right: -0.08em;
  bottom: -0.22em;
  z-index: 0;
  font-family: var(--display-font);
  font-size: clamp(4.5rem, 12vw, 10rem);
  line-height: 1;
  font-weight: 700;
  color: rgba(27, 108, 168, 0.07);
  white-space: nowrap;
  pointer-events: none;
}

.page-disclaimer .disclaimer-hero .container {
  position: relative;
  z-index: 1;
}

.page-disclaimer .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.6rem;
  align-items: center;
  margin: 0 0 1.6rem;
  font-size: 0.85rem;
}

.page-disclaimer .breadcrumbs a {
  color: var(--primary-lake);
  text-decoration: none;
}

.page-disclaimer .breadcrumbs a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .breadcrumbs .sep {
  color: var(--line-ice);
}

.page-disclaimer .disclaimer-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.75rem;
  align-items: center;
}

.page-disclaimer .disclaimer-hero-content .version-stamp {
  display: inline-flex;
  align-items: center;
  margin: 0 0 0.9rem;
  padding: 0.3rem 0.7rem;
  background: var(--lake-deep);
  color: #fff;
  font-family: var(--display-font);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-disclaimer .disclaimer-hero-content h1 {
  font-family: var(--display-font);
  font-size: clamp(2.1rem, 5.2vw, 3.7rem);
  line-height: 1.03;
  color: var(--lake-deep);
  letter-spacing: 0.015em;
  margin: 0 0 1.1rem;
}

.page-disclaimer .disclaimer-hero-content h1 i {
  font-style: normal;
  color: var(--primary-lake);
  padding: 0 0.18em;
}

.page-disclaimer .disclaimer-hero-content h1 span {
  display: block;
  margin-top: 0.45rem;
  padding-top: 0.3rem;
  border-top: 3px solid rgba(27, 108, 168, 0.3);
  color: var(--primary-lake);
  font-size: 0.58em;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  max-width: 16ch;
}

.page-disclaimer .disclaimer-hero-content .page-lead {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--ink-soft);
  max-width: 56ch;
  margin: 0;
}

.page-disclaimer .disclaimer-hero-img {
  margin: 0;
  background: var(--snow-white);
  border: 1px solid var(--line-ice);
  box-shadow: 0 18px 34px rgba(11, 58, 92, 0.1);
}

.page-disclaimer .disclaimer-hero-img img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1024 / 400;
  object-fit: cover;
}

/* ===== 正文布局 ===== */
.page-disclaimer .disclaimer-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem;
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 2.5rem 1.25rem 5rem;
}

/* ===== 目录 ===== */
.page-disclaimer .disclaimer-toc {
  background: var(--snow-white);
  border: 1px solid var(--line-ice);
  padding: 1.15rem 1.2rem 1.25rem;
}

.page-disclaimer .disclaimer-toc .toc-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 0 0.7rem;
  padding-bottom: 0.55rem;
  border-bottom: 2px solid var(--primary-lake);
  font-family: var(--display-font);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--lake-deep);
  text-transform: uppercase;
}

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

.page-disclaimer .toc-list li + li {
  border-top: 1px solid var(--cloud-gray);
}

.page-disclaimer .toc-list a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0;
  color: var(--ink-blue);
  text-decoration: none;
  transition: color var(--ease);
}

.page-disclaimer .toc-list a:hover,
.page-disclaimer .toc-list a:focus-visible {
  color: var(--primary-lake);
}

.page-disclaimer .toc-list .toc-num {
  font-family: var(--display-font);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--primary-lake);
  width: 2ch;
}

.page-disclaimer .toc-list .toc-label {
  flex: 1;
  font-size: 0.92rem;
  line-height: 1.4;
}

.page-disclaimer .toc-list .toc-arrow {
  color: var(--sunset-orange);
  font-size: 0.85rem;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity var(--ease), transform var(--ease);
}

.page-disclaimer .toc-list a:hover .toc-arrow,
.page-disclaimer .toc-list a:focus-visible .toc-arrow {
  opacity: 1;
  transform: translateX(0);
}

.page-disclaimer .toc-note {
  margin: 0.9rem 0 0;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line-ice);
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ===== 条款正文卡片 ===== */
.page-disclaimer .disclaimer-sections {
  background: var(--snow-white);
  border: 1px solid var(--line-ice);
  box-shadow: 0 14px 30px rgba(11, 58, 92, 0.045);
  padding: clamp(1.5rem, 3.2vw, 3.25rem);
}

.page-disclaimer .section {
  margin: 0 0 2.75rem;
  padding: 0 0 2.75rem;
  border-bottom: 1px solid var(--cloud-gray);
}

.page-disclaimer .section:last-of-type {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.page-disclaimer .section-head {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
  margin: 0 0 1.4rem;
}

.page-disclaimer .section-index {
  font-family: var(--display-font);
  font-size: 2.85rem;
  font-weight: 700;
  line-height: 0.85;
  color: var(--legal-num-ice);
  letter-spacing: 0.02em;
  min-width: 2.1ch;
  margin-top: 0.2rem;
}

.page-disclaimer .section-title {
  flex: 1;
  margin: 0;
  padding-bottom: 0.35rem;
  border-bottom: 2px solid var(--primary-lake);
  font-family: var(--display-font);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.045em;
  text-transform: uppercase;
  color: var(--lake-deep);
}

/* ===== 正文排版 ===== */
.page-disclaimer .prose-block p {
  margin: 0 0 1em;
  max-width: 74ch;
  font-size: 0.98rem;
  line-height: 1.9;
  color: var(--ink-blue);
}

.page-disclaimer .prose-block strong {
  color: var(--lake-deep);
  font-weight: 700;
}

.page-disclaimer .prose-block ul {
  margin: 0 0 1.2rem;
  padding: 0;
  list-style: none;
}

.page-disclaimer .prose-block li {
  position: relative;
  margin: 0 0 0.8rem;
  padding: 0 0 0 1.35rem;
  max-width: 70ch;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--ink-blue);
}

.page-disclaimer .prose-block li::before {
  content: "";
  position: absolute;
  top: 0.85em;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--sunset-orange);
}

.page-disclaimer .prose-block a {
  color: var(--primary-lake);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-disclaimer .prose-block a:hover {
  color: var(--sunset-orange);
}

/* ===== 数据规模卡片 ===== */
.page-disclaimer .version-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-ice);
  border: 1px solid var(--line-ice);
  margin: 1.75rem 0 1.5rem;
}

.page-disclaimer .version-stat {
  background: var(--snow-white);
  padding: 1.1rem 1.1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.page-disclaimer .stat-num {
  font-family: var(--display-font);
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--primary-lake);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .stat-label {
  font-size: 0.8rem;
  line-height: 1.55;
  color: var(--ink-soft);
  max-width: 18em;
}

/* ===== 底部联络条 ===== */
.page-disclaimer .disclaimer-footer-note {
  margin-top: 2.5rem;
  padding-top: 1.6rem;
  border-top: 2px solid var(--lake-deep);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  align-items: flex-start;
}

.page-disclaimer .disclaimer-footer-note p {
  margin: 0;
  max-width: 68ch;
  line-height: 1.8;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.page-disclaimer .btn-ghost {
  display: inline-block;
  padding: 0.7rem 1.35rem;
  border: 1px solid var(--primary-lake);
  color: var(--primary-lake);
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1;
  text-decoration: none;
  background: transparent;
  transition: background var(--ease), color var(--ease);
}

.page-disclaimer .btn-ghost:hover {
  background: var(--primary-lake);
  color: var(--snow-white);
}

/* ===== 桌面端 ===== */
@media (min-width: 700px) {
  .page-disclaimer .disclaimer-footer-note {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 620px) {
  .page-disclaimer .version-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 800px) {
  .page-disclaimer .disclaimer-hero {
    padding: 3.5rem 0 4rem;
  }

  .page-disclaimer .disclaimer-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 3rem;
  }
}

@media (min-width: 920px) {
  .page-disclaimer .disclaimer-body {
    grid-template-columns: 238px minmax(0, 1fr);
    gap: 3.25rem;
    align-items: start;
  }

  .page-disclaimer .disclaimer-toc {
    position: sticky;
    top: 7.5rem;
  }
}

/* ===== 打印样式 ===== */
@media print {
  .page-disclaimer .disclaimer-hero {
    background: none;
    border-bottom: 1px solid #333;
  }

  .page-disclaimer .disclaimer-hero::before,
  .page-disclaimer .disclaimer-toc,
  .page-disclaimer .disclaimer-hero-img,
  .page-disclaimer .disclaimer-footer-note .btn-ghost {
    display: none !important;
  }

  .page-disclaimer .disclaimer-body {
    max-width: none;
    padding: 1rem 0;
  }

  .page-disclaimer .disclaimer-sections {
    border: none;
    box-shadow: none;
    padding: 0;
  }

  .page-disclaimer .section {
    break-inside: avoid;
  }

  .page-disclaimer .section-index {
    color: var(--lake-deep);
  }
}