/* ============================================================
   page-disclaimer – 使用说明与免责声明页面专属样式
   移动端优先，胶囊形状章节块，品牌色彩节奏
   ============================================================ */
.page-disclaimer {
  display: block;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
  font-family: var(--font-body);
  color: var(--c-text-primary);
  background-color: var(--c-bg-light);
}

/* ---- 面包屑 ---- */
.page-disclaimer__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  line-height: 1.4;
  margin-bottom: 1.5rem;
  color: var(--c-text-secondary);
}
.page-disclaimer__breadcrumb-link {
  color: var(--c-primary-blue);
  text-decoration: none;
  transition: color var(--transition);
  font-weight: 500;
}
.page-disclaimer__breadcrumb-link:hover {
  color: var(--c-primary-red);
  text-decoration: underline;
}
.page-disclaimer__breadcrumb-sep {
  color: var(--c-border);
  user-select: none;
}
.page-disclaimer__breadcrumb-current {
  color: var(--c-text-secondary);
  font-weight: 400;
}

/* ---- 标题区 (深色背景 + 卷轴装饰) ---- */
.page-disclaimer__hero {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  min-height: 180px;
  padding: 2rem 1.5rem;
  margin-bottom: 2.5rem;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--c-primary-blue) 0%, #0f2440 100%);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.page-disclaimer__hero-text {
  position: relative;
  z-index: 2;
  max-width: 700px;
}
.page-disclaimer__hero-title {
  margin: 0 0 0.4rem;
  font-family: var(--font-heading-bold);
  font-size: 2.2rem;
  line-height: 1.1;
  color: var(--c-text-light);
  letter-spacing: 0.02em;
  text-shadow: 0 2px 8px rgba(0,0,0,0.25);
}
.page-disclaimer__hero-sub {
  margin: 0;
  font-size: 1rem;
  line-height: 1.5;
  color: rgba(255,255,255,0.8);
  font-weight: 300;
}
.page-disclaimer__hero-image {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 60%;
  max-width: 400px;
  height: auto;
  object-fit: cover;
  opacity: 0.12;
  pointer-events: none;
  user-select: none;
  z-index: 1;
}

/* ---- 章节容器 ---- */
.page-disclaimer__chapters {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  margin-bottom: 2.5rem;
}

/* ---- 单个胶囊章节 ---- */
.page-disclaimer__chapter {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.8rem 1.5rem;
  border-radius: 24px;            /* 大圆角营造胶囊感 */
  background-color: #ffffff;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}
/* hover 微提升 */
.page-disclaimer__chapter:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

/* 每章左侧装饰色条 (胶囊感强化) */
.page-disclaimer__chapter::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  border-radius: 6px 0 0 6px;
}

/* ---- 章节色彩变体 ---- */
/* 蓝色 - 服务说明 */
.page-disclaimer__chapter--blue::before {
  background-color: var(--c-primary-blue);
}
.page-disclaimer__chapter--blue .page-disclaimer__chapter-number {
  background-color: var(--c-primary-blue);
  color: #ffffff;
}

/* 红色 - 用户责任 */
.page-disclaimer__chapter--red::before {
  background-color: var(--c-primary-red);
}
.page-disclaimer__chapter--red .page-disclaimer__chapter-number {
  background-color: var(--c-primary-red);
  color: #ffffff;
}

/* 金色 - 免责条款 */
.page-disclaimer__chapter--gold::before {
  background-color: var(--c-accent-gold);
}
.page-disclaimer__chapter--gold .page-disclaimer__chapter-number {
  background-color: var(--c-accent-gold);
  color: #1A1A2E;
}

/* 深色 - 知识产权 (反转配色) */
.page-disclaimer__chapter--dark {
  background: linear-gradient(135deg, var(--c-bg-dark) 0%, #0f0f1f 100%);
  color: var(--c-text-light);
}
.page-disclaimer__chapter--dark::before {
  background-color: var(--c-accent-gold);
}
.page-disclaimer__chapter--dark .page-disclaimer__chapter-number {
  background-color: var(--c-accent-gold);
  color: #1A1A2E;
}
.page-disclaimer__chapter--dark .page-disclaimer__chapter-heading {
  color: var(--c-text-light);
}
.page-disclaimer__chapter--dark .page-disclaimer__chapter-text {
  color: rgba(255,255,255,0.85);
}

/* ---- 章节编号 (胶囊形状) ---- */
.page-disclaimer__chapter-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 26px;           /* 两端半圆 → 胶囊 / 圆形 */
  font-family: var(--font-heading-bold);
  font-size: 1.3rem;
  line-height: 1;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
  transition: transform var(--transition);
}
.page-disclaimer__chapter:hover .page-disclaimer__chapter-number {
  transform: scale(1.04);
}

/* ---- 章节正文 ---- */
.page-disclaimer__chapter-body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.page-disclaimer__chapter-heading {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--c-primary-blue);
  letter-spacing: 0.01em;
}
.page-disclaimer__chapter-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--c-text-secondary);
}

/* 深色章节内的文本颜色已在变体中覆盖 */

/* ---- 相关页面 ---- */
.page-disclaimer__related {
  padding: 1.8rem 1.5rem;
  margin-top: 0.5rem;
  border-radius: var(--radius);
  background-color: #ffffff;
  box-shadow: var(--shadow);
  border: 1px solid var(--c-border);
}
.page-disclaimer__related-heading {
  margin: 0 0 1rem;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-primary-blue);
}
.page-disclaimer__related-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-disclaimer__related-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--c-primary-blue);
  text-decoration: none;
  padding: 0.3rem 0.8rem 0.3rem 0;
  border-radius: 20px;
  transition: color var(--transition), background-color var(--transition);
}
.page-disclaimer__related-link::before {
  content: '→';
  font-weight: 700;
  color: var(--c-primary-red);
  transition: transform var(--transition);
}
.page-disclaimer__related-link:hover {
  color: var(--c-primary-red);
  background-color: rgba(230,57,70,0.06);
}
.page-disclaimer__related-link:hover::before {
  transform: translateX(3px);
}

/* ============================================================
   桌面端增强 ( ≥ 768px )
   ============================================================ */
@media (min-width: 768px) {
  .page-disclaimer {
    padding: 2rem 2rem 4rem;
  }

  .page-disclaimer__hero {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    min-height: 220px;
    padding: 2.5rem 3rem;
    border-radius: calc(var(--radius) + 8px);
  }
  .page-disclaimer__hero-title {
    font-size: 3rem;
  }
  .page-disclaimer__hero-sub {
    font-size: 1.15rem;
  }
  .page-disclaimer__hero-image {
    position: relative;
    width: 280px;
    max-width: 35%;
    opacity: 0.25;
    border-radius: 12px;
    flex-shrink: 0;
    margin-left: 1.5rem;
  }

  .page-disclaimer__chapters {
    gap: 2rem;
  }

  .page-disclaimer__chapter {
    flex-direction: row;
    align-items: flex-start;
    padding: 2rem 2.5rem;
    gap: 1.5rem;
  }
  .page-disclaimer__chapter-number {
    width: 64px;
    height: 64px;
    border-radius: 32px;
    font-size: 1.6rem;
    flex-shrink: 0;
    margin-top: 0.2rem;
  }
  .page-disclaimer__chapter-heading {
    font-size: 1.5rem;
  }
  .page-disclaimer__chapter-text {
    font-size: 1rem;
  }

  .page-disclaimer__related {
    padding: 2rem 2.5rem;
    border-radius: calc(var(--radius) + 4px);
  }
  .page-disclaimer__related-list {
    gap: 1.5rem 3rem;
  }
}

/* ============================================================
   大桌面端 ( ≥ 1024px )
   ============================================================ */
@media (min-width: 1024px) {
  .page-disclaimer {
    padding: 2.5rem 3rem 5rem;
  }
  .page-disclaimer__hero {
    min-height: 260px;
    padding: 3rem 4rem;
    border-radius: calc(var(--radius) + 12px);
  }
  .page-disclaimer__hero-title {
    font-size: 3.6rem;
  }
  .page-disclaimer__hero-image {
    width: 340px;
    opacity: 0.3;
  }
  .page-disclaimer__chapter {
    padding: 2.5rem 3rem;
    border-radius: 32px;
  }
  .page-disclaimer__chapter-number {
    width: 72px;
    height: 72px;
    border-radius: 36px;
    font-size: 1.8rem;
  }
  .page-disclaimer__chapter-heading {
    font-size: 1.7rem;
  }
}

/* ============================================================
   极窄屏安全 ( < 420px ) 防止溢出
   ============================================================ */
@media (max-width: 420px) {
  .page-disclaimer {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }
  .page-disclaimer__hero {
    padding: 1.5rem 1rem;
    min-height: 150px;
  }
  .page-disclaimer__hero-title {
    font-size: 1.6rem;
  }
  .page-disclaimer__chapter {
    padding: 1.2rem 1rem;
    border-radius: 18px;
  }
  .page-disclaimer__chapter-number {
    width: 42px;
    height: 42px;
    border-radius: 21px;
    font-size: 1rem;
  }
  .page-disclaimer__chapter-heading {
    font-size: 1.15rem;
  }
  .page-disclaimer__chapter-text {
    font-size: 0.88rem;
  }
}