/* ===== 使用说明页专属样式 ===== */
.page-disclaimer {
  --disclaimer-deep: #0B3D2E;
  --disclaimer-gold: #D4AF37;
  --disclaimer-cream: #F5F1E8;
  --disclaimer-ink: #1A1A1A;
  --disclaimer-red: #8B1A1A;
  --disclaimer-mint: #7AA68C;
  --disclaimer-paper: #FDFCF8;
  --disclaimer-border: #C9BCA3;
  --disclaimer-muted: #6D7A6B;
  --disclaimer-shadow: rgba(11, 61, 46, 0.14);
  --disclaimer-gold-soft: rgba(212, 175, 55, 0.16);

  background:
    repeating-linear-gradient(
      -45deg,
      transparent 0px,
      transparent 20px,
      rgba(11, 61, 46, 0.028) 20px,
      rgba(11, 61, 46, 0.028) 21px
    ),
    var(--disclaimer-cream);
  color: var(--disclaimer-ink);
  font-family: var(--font-body);
  line-height: 1.75;
  padding: 1.25rem 1rem 4rem;
}

/* 面包屑 */
.disclaimer-breadcrumb {
  max-width: 1120px;
  margin: 0 auto 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  color: var(--disclaimer-muted);
  text-transform: uppercase;
}

.disclaimer-breadcrumb a {
  color: var(--disclaimer-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--disclaimer-border);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.disclaimer-breadcrumb a:hover {
  border-bottom-color: var(--disclaimer-gold);
  color: var(--disclaimer-gold);
}

.disclaimer-breadcrumb-sep {
  color: var(--disclaimer-mint);
}

.disclaimer-breadcrumb [aria-current="page"] {
  color: var(--disclaimer-deep);
  font-weight: 700;
}

/* 文档报头 */
.disclaimer-masthead {
  max-width: 1120px;
  margin: 0 auto 2.5rem;
  background-color: var(--disclaimer-deep);
  color: var(--disclaimer-cream);
  border-left: 5px solid var(--disclaimer-gold);
  box-shadow: 10px 10px 0 var(--disclaimer-shadow);
  position: relative;
  overflow: hidden;
}

.disclaimer-masthead-pattern {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 85% 20%, rgba(212, 175, 55, 0.14), transparent 42%),
    linear-gradient(135deg, transparent 0%, transparent 62%, rgba(212, 175, 55, 0.08) 62%, transparent 63%);
  pointer-events: none;
}

.disclaimer-masthead-inner {
  position: relative;
  padding: 2rem 1.25rem 1.75rem;
}

.disclaimer-masthead-kicker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--disclaimer-gold);
  margin: 0 0 1rem;
}

.disclaimer-masthead-inner h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  line-height: 1.2;
  margin: 0 0 1rem;
  color: var(--disclaimer-cream);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}

.disclaimer-masthead-desc {
  font-size: 1rem;
  max-width: 36rem;
  margin: 0 0 1.25rem;
  color: rgba(245, 241, 232, 0.9);
}

.disclaimer-masthead-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.disclaimer-masthead-meta .archive-tag {
  background: rgba(245, 241, 232, 0.08);
  color: var(--disclaimer-cream);
  border: 1px solid rgba(245, 241, 232, 0.24);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  padding: 0.22rem 0.6rem;
}

.disclaimer-masthead-corner {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 48px;
  height: 48px;
  line-height: 0;
  z-index: 1;
}

.disclaimer-masthead-corner svg {
  display: block;
  width: 48px;
  height: 48px;
}

/* 章节目录 */
.disclaimer-toc {
  max-width: 1120px;
  margin: 0 auto 2.5rem;
  background: var(--disclaimer-paper);
  border-top: 2px solid var(--disclaimer-deep);
  border-bottom: 1px solid var(--disclaimer-border);
  padding: 1.25rem 1.25rem 1rem;
  box-shadow: 0 8px 24px rgba(11, 61, 46, 0.05);
}

.disclaimer-toc-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--disclaimer-muted);
  margin-bottom: 0.75rem;
}

.disclaimer-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.35rem;
}

.disclaimer-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  color: var(--disclaimer-deep);
  text-decoration: none;
  font-size: 0.9375rem;
  padding: 0.55rem 0.4rem;
  border-bottom: 1px dashed var(--disclaimer-border);
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.disclaimer-toc-list li:last-child a {
  border-bottom: none;
}

.disclaimer-toc-list a:hover {
  color: var(--disclaimer-gold);
  background-color: var(--disclaimer-gold-soft);
  border-bottom-color: var(--disclaimer-gold);
}

.disclaimer-toc-num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--disclaimer-deep);
  font-size: 0.8125rem;
  min-width: 2rem;
  line-height: 1.4;
  border-bottom: 1px solid var(--disclaimer-gold);
}

/* 整体布局 */
.disclaimer-layout {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem 2.5rem;
}

/* 条款区域 */
.disclaimer-clauses {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.disclaimer-clause {
  background: var(--disclaimer-paper);
  border: 1px solid var(--disclaimer-border);
  border-left-width: 4px;
  border-left-color: var(--disclaimer-deep);
  padding: 1.75rem 1.25rem 1.5rem;
  position: relative;
  box-shadow: 0 4px 0 rgba(11, 61, 46, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.disclaimer-clause:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 0 rgba(11, 61, 46, 0.1), 0 0 0 2px rgba(212, 175, 55, 0.25);
}

.disclaimer-clause::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--disclaimer-gold) 0%, var(--disclaimer-gold) 72px, var(--disclaimer-border) 72px, var(--disclaimer-border) 100%);
  opacity: 0.75;
}

.disclaimer-clause-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.disclaimer-clause-idx {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 2.5rem;
  line-height: 1;
  color: var(--disclaimer-deep);
  opacity: 0.22;
  letter-spacing: -0.02em;
}

.disclaimer-clause-head h2 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  line-height: 1.3;
  margin: 0;
  color: var(--disclaimer-deep);
  font-weight: 600;
}

.disclaimer-clause-cat {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--disclaimer-deep);
  background: var(--disclaimer-gold-soft);
  border: 1px solid rgba(212, 175, 55, 0.32);
  padding: 0.2rem 0.55rem;
  white-space: nowrap;
}

.disclaimer-clause-body {
  font-size: 0.9375rem;
  color: #383838;
}

.disclaimer-clause-body p {
  margin: 0 0 0.85rem;
}

.disclaimer-clause-body p:last-child {
  margin-bottom: 0;
}

.disclaimer-clause-body a {
  color: var(--disclaimer-deep);
  text-decoration-color: var(--disclaimer-gold);
  text-decoration-thickness: 2px;
  text-underline-offset: 2px;
  font-weight: 700;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.disclaimer-clause-body a:hover {
  color: var(--disclaimer-gold);
  text-decoration-color: var(--disclaimer-deep);
}

.disclaimer-prohibited-list {
  margin: 0.5rem 0 0.75rem;
  padding-left: 1.1rem;
}

.disclaimer-prohibited-list li {
  margin-bottom: 0.4rem;
  padding-left: 0.3rem;
}

.disclaimer-prohibited-list li::marker {
  color: var(--disclaimer-red);
}

.disclaimer-clause-final {
  font-weight: 700;
  color: var(--disclaimer-deep);
}

.disclaimer-copy {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.25rem;
  padding: 0.4rem 0.9rem;
  background: transparent;
  border: 1px solid var(--disclaimer-border);
  color: var(--disclaimer-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.disclaimer-copy:hover {
  background: var(--disclaimer-deep);
  color: var(--disclaimer-cream);
  border-color: var(--disclaimer-deep);
}

.disclaimer-copy-icon {
  font-size: 0.9375rem;
  line-height: 1;
}

/* 侧边栏 */
.disclaimer-aside {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.disclaimer-figure {
  margin: 0;
  padding: 0;
  background: var(--disclaimer-paper);
  border: 1px solid var(--disclaimer-border);
  box-shadow: 6px 6px 0 var(--disclaimer-shadow);
}

.disclaimer-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 5;
}

.disclaimer-figure figcaption {
  padding: 0.8rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--disclaimer-muted);
  background: var(--disclaimer-paper);
  border-top: 1px solid var(--disclaimer-border);
}

.disclaimer-aside-panel {
  background: var(--disclaimer-deep);
  color: var(--disclaimer-cream);
  padding: 1.5rem 1.25rem;
  border-top: 4px solid var(--disclaimer-gold);
}

.disclaimer-aside-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  margin: 0 0 0.75rem;
  color: var(--disclaimer-gold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.disclaimer-aside-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.disclaimer-aside-links a {
  color: rgba(245, 241, 232, 0.9);
  text-decoration: none;
  border-bottom: 1px dashed rgba(245, 241, 232, 0.22);
  padding: 0.45rem 0;
  transition: color 0.2s ease, border-color 0.2s ease;
  font-size: 0.9rem;
}

.disclaimer-aside-links a:hover {
  color: var(--disclaimer-gold);
  border-bottom-color: var(--disclaimer-gold);
}

/* 装饰条码 */
.disclaimer-barcode {
  max-width: 1120px;
  margin: 3rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--disclaimer-border);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.disclaimer-barcode-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.24em;
  color: var(--disclaimer-muted);
  text-transform: uppercase;
}

.disclaimer-barcode-stripes {
  width: 100%;
  max-width: 560px;
  height: 26px;
  background: repeating-linear-gradient(
    90deg,
    var(--disclaimer-deep) 0px,
    var(--disclaimer-deep) 2px,
    var(--disclaimer-cream) 2px,
    var(--disclaimer-cream) 4px,
    var(--disclaimer-deep) 4px,
    var(--disclaimer-deep) 5px,
    var(--disclaimer-cream) 5px,
    var(--disclaimer-cream) 7px
  );
  border-left: 3px solid var(--disclaimer-deep);
  border-right: 3px solid var(--disclaimer-deep);
}

/* 桌面端布局 */
@media (min-width: 760px) {
  .page-disclaimer {
    padding: 2.5rem 2rem 5rem;
  }

  .disclaimer-masthead-inner {
    padding: 3rem 2.5rem 2.25rem;
  }

  .disclaimer-masthead-inner h1 {
    font-size: 2.875rem;
    max-width: 46rem;
  }

  .disclaimer-masthead-desc {
    font-size: 1.125rem;
  }

  .disclaimer-toc-list {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
  }

  .disclaimer-toc-list a {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.9rem 1rem;
    border: 1px solid var(--disclaimer-border);
    border-top: 3px solid var(--disclaimer-deep);
    background: rgba(245, 241, 232, 0.55);
    transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  }

  .disclaimer-toc-list li:last-child a {
    border-bottom: 1px solid var(--disclaimer-border);
  }

  .disclaimer-toc-list a:hover {
    border-top-color: var(--disclaimer-gold);
    background: var(--disclaimer-paper);
    color: var(--disclaimer-deep);
    transform: translateY(-2px);
    box-shadow: 0 4px 0 var(--disclaimer-shadow);
  }

  .disclaimer-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: start;
  }

  .disclaimer-clause {
    padding: 2rem 2rem 1.5rem;
  }

  .disclaimer-clause-idx {
    font-size: 3rem;
  }

  .disclaimer-clause-head h2 {
    font-size: 1.5rem;
  }

  .disclaimer-clause-body {
    font-size: 0.96875rem;
  }
}