/* ===== 页面专属：使用说明 ===== */
.page-disclaimer {
  position: relative;
  padding: var(--spacing-lg) 0 var(--spacing-xl);
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text-primary);
  background-color: var(--bg-light);
}

/* --- 背景装饰图 --- */
.page-disclaimer .disclaimer-bg-decor {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  opacity: 0.035;
}
.page-disclaimer .disclaimer-bg-decor img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* --- 内容容器覆盖 --- */
.page-disclaimer .content-container {
  position: relative;
  z-index: 1;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

/* --- 面包屑 --- */
.page-disclaimer .breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.4;
}
.page-disclaimer .breadcrumb a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition);
}
.page-disclaimer .breadcrumb a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}
.page-disclaimer .breadcrumb-sep {
  margin: 0 2px;
  color: var(--text-muted);
  user-select: none;
}
.page-disclaimer .breadcrumb [aria-current="page"] {
  font-weight: 600;
  color: var(--text-primary);
}

/* --- 主标题 --- */
.page-disclaimer h1 {
  font-family: var(--font-heading);
  font-size: 36px;
  line-height: 1.15;
  color: var(--text-primary);
  margin-top: 0;
  margin-bottom: var(--spacing-sm);
  letter-spacing: 0.02em;
  word-break: break-word;
}
/* --- 引导语 --- */
.page-disclaimer .disclaimer-intro {
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-md) var(--spacing-md);
  background: rgba(123,192,67,0.07);
  border-left: 4px solid var(--primary);
  border-radius: 0;
  font-weight: 500;
}

/* --- 章节通用 --- */
.page-disclaimer .disclaimer-section {
  margin-bottom: var(--spacing-xl);
  padding-left: var(--spacing-md);
  border-left: 4px solid var(--accent);
  transition: border-color var(--transition);
}
.page-disclaimer .disclaimer-section:hover {
  border-left-color: var(--primary);
}
.page-disclaimer .disclaimer-section h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 26px;
  line-height: 1.2;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-md);
  letter-spacing: 0.01em;
}
.page-disclaimer .section-number {
  flex-shrink: 0;
  font-size: 34px;
  line-height: 1;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-shadow: 2px 2px 0 rgba(255,215,0,0.25);
}
.page-disclaimer .disclaimer-section p {
  font-size: 16px;
  line-height: 1.8;
  margin: 0 0 var(--spacing-sm);
  color: var(--text-primary);
}
.page-disclaimer .disclaimer-section a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
.page-disclaimer .disclaimer-section a:hover {
  color: var(--primary-dark);
  border-bottom-color: var(--primary-dark);
}

/* --- 列表 --- */
.page-disclaimer .disclaimer-list {
  margin: 0 0 var(--spacing-md);
  padding-left: var(--spacing-lg);
  list-style: decimal;
}
.page-disclaimer .disclaimer-list li {
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: var(--spacing-xs);
  padding-left: var(--spacing-xs);
  color: var(--text-primary);
}
.page-disclaimer .disclaimer-list li::marker {
  font-weight: 700;
  color: var(--accent);
  font-size: 1.05em;
}
.page-disclaimer .disclaimer-list strong {
  color: var(--primary-dark);
  font-weight: 700;
}

/* --- 法律条款细节交互 --- */
.page-disclaimer .disclaimer-list-legal li {
  list-style: decimal;
  margin-bottom: var(--spacing-sm);
}
.page-disclaimer .disclaimer-details {
  display: block;
  cursor: pointer;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-primary);
  border: 2px solid transparent;
  border-radius: 0;
  padding: var(--spacing-xs) var(--spacing-sm);
  transition: background var(--transition), border-color var(--transition);
}
.page-disclaimer .disclaimer-details:hover {
  background: rgba(123,192,67,0.04);
  border-color: var(--primary);
}
.page-disclaimer .disclaimer-details summary {
  display: inline-block;
  cursor: pointer;
  font-weight: 500;
  list-style: none;
  position: relative;
  padding-left: 0;
  transition: color var(--transition);
}
.page-disclaimer .disclaimer-details summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer .disclaimer-details summary::before {
  content: "▶";
  display: inline-block;
  font-size: 12px;
  color: var(--accent);
  margin-right: 10px;
  transition: transform var(--transition);
  vertical-align: middle;
}
.page-disclaimer .disclaimer-details[open] summary::before {
  transform: rotate(90deg);
}
.page-disclaimer .disclaimer-details summary strong {
  color: var(--primary-dark);
}
.page-disclaimer .details-content {
  margin-top: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255,215,0,0.06);
  border-left: 3px solid var(--accent);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-primary);
  border-radius: 0;
}
.page-disclaimer .details-content p {
  margin: 0;
  font-size: 15px;
}

/* --- 补充说明 details（用户责任中的独立块） --- */
.page-disclaimer .disclaimer-section > .disclaimer-details {
  margin-top: var(--spacing-sm);
  border: 2px solid var(--accent);
  background: rgba(255,215,0,0.04);
  padding: var(--spacing-sm) var(--spacing-md);
}
.page-disclaimer .disclaimer-section > .disclaimer-details summary {
  font-weight: 600;
  color: var(--text-primary);
}
.page-disclaimer .disclaimer-section > .disclaimer-details summary strong {
  color: var(--primary-dark);
}

/* --- 相关链接区 --- */
.page-disclaimer .disclaimer-related {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-md) 0;
  border-top: 3px solid var(--accent);
  font-size: 16px;
  line-height: 1.8;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}
.page-disclaimer .disclaimer-related .tag-label {
  display: inline-block;
  background: var(--accent);
  color: var(--bg-dark);
  font-weight: 700;
  font-size: 13px;
  padding: 2px 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: none;
  line-height: 1.6;
}
.page-disclaimer .disclaimer-related a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition);
}
.page-disclaimer .disclaimer-related a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}
.page-disclaimer .disclaimer-related .sep {
  color: var(--text-muted);
  user-select: none;
  font-size: 14px;
}

/* --- 桌面增强 --- */
@media (min-width: 768px) {
  .page-disclaimer {
    padding: var(--spacing-xl) 0 var(--spacing-xl);
  }
  .page-disclaimer h1 {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
  }
  .page-disclaimer .disclaimer-intro {
    font-size: 19px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
  }
  .page-disclaimer .disclaimer-section {
    padding-left: var(--spacing-lg);
    margin-bottom: 56px;
  }
  .page-disclaimer .disclaimer-section h2 {
    font-size: 32px;
    gap: 16px;
  }
  .page-disclaimer .section-number {
    font-size: 42px;
  }
  .page-disclaimer .disclaimer-section p,
  .page-disclaimer .disclaimer-list li,
  .page-disclaimer .disclaimer-details {
    font-size: 17px;
  }
  .page-disclaimer .details-content p {
    font-size: 16px;
  }
  .page-disclaimer .disclaimer-related {
    font-size: 17px;
    padding: var(--spacing-lg) 0;
  }
}

/* --- 宽屏微调 --- */
@media (min-width: 1200px) {
  .page-disclaimer .content-container {
    padding-left: 0;
    padding-right: 0;
  }
  .page-disclaimer .disclaimer-section {
    padding-left: 40px;
  }
}

/* --- 极窄屏安全 --- */
@media (max-width: 480px) {
  .page-disclaimer h1 {
    font-size: 28px;
  }
  .page-disclaimer .disclaimer-intro {
    font-size: 15px;
    padding: var(--spacing-sm);
    border-left-width: 3px;
  }
  .page-disclaimer .disclaimer-section {
    padding-left: var(--spacing-sm);
    border-left-width: 3px;
  }
  .page-disclaimer .disclaimer-section h2 {
    font-size: 22px;
    gap: 8px;
  }
  .page-disclaimer .section-number {
    font-size: 28px;
  }
  .page-disclaimer .disclaimer-section p,
  .page-disclaimer .disclaimer-list li,
  .page-disclaimer .disclaimer-details {
    font-size: 15px;
  }
  .page-disclaimer .disclaimer-list {
    padding-left: var(--spacing-md);
  }
  .page-disclaimer .disclaimer-related {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }
}