/* 免责声明页面 —— 极简长文排版 + 竖线引导阅读 */
.page-disclaimer {
  --dp-accent: var(--color-primary);
  --dp-line: var(--color-border);
  background:
    radial-gradient(circle at 90% 8%, rgba(57, 255, 20, 0.05) 0%, transparent 280px),
    linear-gradient(160deg, var(--color-bg-deep) 0%, var(--color-bg) 55%);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.85;
  padding-bottom: 4.5rem;
}

/* ===== 页头区 ===== */
.page-disclaimer .dp-hero {
  padding: 3rem 0 2.5rem;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-deep);
  position: relative;
  overflow: hidden;
}

.page-disclaimer .dp-hero::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 180px;
  height: 3px;
  background: var(--color-primary);
}

.page-disclaimer .breadcrumb {
  margin-bottom: 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.page-disclaimer .breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition);
}

.page-disclaimer .breadcrumb a:hover {
  color: var(--color-primary);
}

.page-disclaimer .breadcrumb-sep {
  margin: 0 0.5rem;
  color: var(--color-text-secondary);
  opacity: 0.6;
}

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

.page-disclaimer .page-subtitle {
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.page-disclaimer .dp-hero h1 {
  font-family: var(--font-headings);
  font-size: 2.5rem;
  line-height: 1.1;
  letter-spacing: 0.01em;
  margin: 0 0 1.25rem;
  max-width: 12em;
}

.page-disclaimer .dp-intro {
  color: var(--color-text-secondary);
  max-width: 46rem;
  font-size: 0.9375rem;
}

.page-disclaimer .dp-intro a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.page-disclaimer .dp-intro a:hover {
  border-bottom-color: var(--color-primary);
}

/* ===== 正文区 ===== */
.page-disclaimer .dp-shell {
  margin-top: 3rem;
}

.page-disclaimer .dp-main {
  border-left: 1px solid var(--color-border);
  padding-left: 1.25rem;
}

.page-disclaimer .dp-section {
  position: relative;
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--color-border);
}

.page-disclaimer .dp-section:last-of-type {
  border-bottom: none;
}

.page-disclaimer .dp-section-title {
  font-family: var(--font-headings);
  font-size: 1.75rem;
  line-height: 1.2;
  margin: 0 0 1.5rem;
  padding-left: 1rem;
  position: relative;
}

.page-disclaimer .dp-section-title::before {
  content: '';
  position: absolute;
  left: calc(-1.25rem - 2px);
  top: 0.2em;
  width: 3px;
  height: 1.15em;
  border-radius: 2px;
  background: var(--color-primary);
}

.page-disclaimer .dp-num {
  font-family: var(--font-mono);
  font-size: 0.72em;
  color: var(--color-primary);
  margin-right: 0.75rem;
  letter-spacing: 0.05em;
}

.page-disclaimer .dp-section p {
  color: var(--color-text-secondary);
  margin-bottom: 1.25rem;
  max-width: 42rem;
}

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

.page-disclaimer .dp-section p a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 107, 53, 0.3);
  transition: border-color var(--transition);
}

.page-disclaimer .dp-section p a:hover {
  border-bottom-color: var(--color-primary);
}

/* ===== 目录 ===== */
.page-disclaimer .dp-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 2.25rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.page-disclaimer .dp-toc-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-disclaimer .dp-toc-link {
  font-size: 0.875rem;
  color: var(--color-text);
  text-decoration: none;
  padding: 0.3rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.page-disclaimer .dp-toc-link:hover,
.page-disclaimer .dp-toc-link:focus {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: rgba(255, 107, 53, 0.08);
}

/* ===== 底部视觉区 ===== */
.page-disclaimer .dp-visual {
  margin-top: 3rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-bg-deep);
}

.page-disclaimer .dp-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.8) contrast(1.05);
}

.page-disclaimer .dp-updated {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-align: right;
}

/* ===== 桌面布局 ===== */
@media (min-width: 992px) {
  .page-disclaimer .dp-hero {
    padding: 4.5rem 0 3.5rem;
  }

  .page-disclaimer .dp-hero h1 {
    font-size: 4rem;
    max-width: none;
  }

  .page-disclaimer .dp-intro {
    font-size: 1.0625rem;
  }

  .page-disclaimer .dp-doc {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 3.5rem;
    align-items: start;
  }

  .page-disclaimer .dp-toc {
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    border: none;
    padding: 0;
    margin: 0;
    border-left: 1px solid var(--color-border);
    padding-left: 1.5rem;
    position: sticky;
    top: 2rem;
  }

  .page-disclaimer .dp-toc-label {
    margin-bottom: 0.75rem;
  }

  .page-disclaimer .dp-toc-link {
    border: none;
    border-radius: 0;
    padding: 0.35rem 0;
    color: var(--color-text-secondary);
    position: relative;
    transition: color var(--transition);
  }

  .page-disclaimer .dp-toc-link::before {
    content: '';
    position: absolute;
    left: calc(-1.5rem - 3px);
    top: 50%;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--color-border);
    transform: translateY(-50%);
    transition: background var(--transition);
  }

  .page-disclaimer .dp-toc-link:hover {
    color: var(--color-primary);
  }

  .page-disclaimer .dp-toc-link:hover::before {
    background: var(--color-primary);
  }

  .page-disclaimer .dp-main {
    padding-left: 2.5rem;
  }

  .page-disclaimer .dp-section-title {
    font-size: 2.25rem;
    padding-left: 1.25rem;
  }

  .page-disclaimer .dp-section-title::before {
    left: calc(-2.5rem - 2px);
  }

  .page-disclaimer .dp-section p {
    font-size: 0.9375rem;
    line-height: 2;
  }

  .page-disclaimer .dp-visual img {
    min-height: 260px;
  }
}

/* ===== 打印样式 ===== */
@media print {
  .page-disclaimer {
    background: #ffffff;
    color: #111111;
    padding-bottom: 0;
  }

  .page-disclaimer .dp-hero {
    background: #ffffff;
    border-bottom: 2px solid #000000;
  }

  .page-disclaimer .dp-hero::after,
  .page-disclaimer .dp-toc,
  .page-disclaimer .dp-visual,
  .page-disclaimer .dp-updated {
    display: none;
  }

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

  .page-disclaimer p,
  .page-disclaimer .dp-intro {
    color: #111111;
  }

  .page-disclaimer a {
    color: #111111;
    text-decoration: underline;
  }

  .page-disclaimer .dp-section-title::before {
    background: #111111;
  }

  .page-disclaimer .dp-num {
    color: #555555;
  }
}