/* ==============================
   PAGE: 使用说明 (disclaimer)
   作用域限定 .page-disclaimer
   ============================== */
.page-disclaimer {
  --page-bg: var(--color-secondary-warm-paper);
  --page-text: var(--color-secondary-dark-ink);
  --page-accent: var(--color-primary-gold);
  --page-deep: var(--color-primary-deep-blue);
  --page-border: var(--border-width-thick);
  --page-shadow: var(--shadow-strong);
  --page-divider-color: var(--color-primary-gold);
  --page-font: var(--font-primary);
  display: block;
  background-color: var(--page-bg);
  color: var(--page-text);
  font-family: var(--page-font);
  max-width: 100%;
  overflow-x: hidden;
}

.page-disclaimer__wrapper {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: calc(var(--header-height) + 2rem) var(--content-padding) 4rem;
  position: relative;
  min-height: 70vh;
}

/* 顶部标识区域 */
.page-disclaimer__hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  position: relative;
}

.page-disclaimer__icon {
  flex-shrink: 0;
  width: 100px;
  height: 100px;
  object-fit: contain;
  border: var(--page-border) solid var(--page-deep);
  box-shadow: var(--page-shadow);
  background-color: var(--color-neutral-white);
  padding: 0.5rem;
}

.page-disclaimer__title {
  font-size: clamp(2.2rem, 6vw, 4rem);
  font-weight: 700;
  color: var(--page-deep);
  margin: 0;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.page-disclaimer__subtitle {
  width: 100%;
  font-size: clamp(1rem, 2vw, 1.3rem);
  color: var(--page-deep);
  opacity: 0.75;
  margin: 0.25rem 0 0.5rem 0;
  font-weight: 400;
  border-left: 4px solid var(--page-accent);
  padding-left: 1rem;
}

.page-disclaimer__rotate-label {
  position: absolute;
  right: 0;
  top: 0;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  color: var(--page-accent);
  font-weight: 600;
}

/* 面包屑 */
.page-disclaimer__breadcrumb {
  margin-bottom: 2rem;
}

/* 引言段落 */
.page-disclaimer__intro {
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  padding: 1rem 1.5rem;
  background-color: var(--color-neutral-white);
  border-left: 6px solid var(--page-accent);
  box-shadow: 4px 4px 0 rgba(0,0,0,0.06);
}

/* 条款容器 */
.page-disclaimer__clauses {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-bottom: 3rem;
}

/* 单一条款 */
.page-disclaimer__clause {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  border: var(--page-border) solid var(--page-deep);
  background-color: var(--color-neutral-white);
  box-shadow: var(--page-shadow);
  padding: 1.5rem 1.5rem 1.5rem 1rem;
  transition: box-shadow var(--transition-base);
}

.page-disclaimer__clause:hover {
  box-shadow: 8px 8px 0 var(--page-accent);
}

/* 罗马编号区域 */
.page-disclaimer__clause-num {
  flex-shrink: 0;
  width: 4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-top: 0.25rem;
}

.page-disclaimer__roman {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--page-accent);
  line-height: 1;
  letter-spacing: -0.03em;
}

.page-disclaimer__clause-note {
  font-size: 0.7rem;
  color: var(--page-deep);
  opacity: 0.6;
  margin-top: 0.25rem;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

/* 条款正文 */
.page-disclaimer__clause-body {
  flex: 1;
  min-width: 0;
}

.page-disclaimer__clause-heading {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
  margin: 0 0 0.75rem 0;
  color: var(--page-deep);
  border-left: 4px solid var(--page-accent);
  padding-left: 0.75rem;
  transition: border-left-width var(--transition-base);
  cursor: default;
}

/* 悬停交互：左侧边框加粗 */
.page-disclaimer__clause-heading[data-hover-border]:hover {
  border-left-width: 8px;
}

.page-disclaimer__clause-content p {
  margin: 0 0 0.75rem 0;
  line-height: 1.7;
  font-size: clamp(0.95rem, 1.2vw, 1.05rem);
}

.page-disclaimer__list {
  list-style: none;
  padding: 0;
  margin: 0 0 0.75rem 0;
}

.page-disclaimer__list li {
  position: relative;
  padding-left: 1.8rem;
  margin-bottom: 0.5rem;
  line-height: 1.65;
  font-size: clamp(0.9rem, 1.1vw, 1rem);
}

.page-disclaimer__list li::before {
  content: "—";
  position: absolute;
  left: 0.25rem;
  color: var(--page-accent);
  font-weight: 700;
}

.page-disclaimer__source {
  font-style: italic;
  font-size: 0.85rem;
  color: var(--color-primary-deep-blue);
  opacity: 0.75;
  border-top: 1px dashed var(--color-neutral-light-gray);
  padding-top: 0.5rem;
  margin-top: 0.5rem;
}

/* 金色分隔线 */
.page-disclaimer__divider {
  border: none;
  border-top: 2px solid var(--page-divider-color);
  margin: 2.5rem 0;
  opacity: 0.5;
}

/* 相关链接区域 */
.page-disclaimer__related {
  margin-bottom: 2rem;
}

.page-disclaimer__link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 0 0;
}

.page-disclaimer__link-list .btn--outline {
  border-color: var(--page-deep);
  color: var(--page-deep);
  background-color: transparent;
  transition: background-color var(--transition-base), color var(--transition-base);
}

.page-disclaimer__link-list .btn--outline:hover {
  background-color: var(--page-deep);
  color: var(--color-neutral-white);
}

/* 背景纹理 - 装饰性 */
.page-disclaimer__bg-texture {
  position: absolute;
  top: 0;
  right: 0;
  width: 40%;
  height: 100%;
  pointer-events: none;
  opacity: 0.04;
  z-index: 0;
  overflow: hidden;
}

.page-disclaimer__bg-texture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ==============================
   移动端适配
   ============================== */
@media (max-width: 767px) {
  .page-disclaimer__wrapper {
    padding-top: calc(var(--header-height) + 1rem);
  }

  .page-disclaimer__hero {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .page-disclaimer__icon {
    width: 80px;
    height: 80px;
  }

  .page-disclaimer__rotate-label {
    position: static;
    margin-top: 0.25rem;
    font-size: 0.75rem;
  }

  .page-disclaimer__clause {
    flex-direction: column;
    gap: 0.75rem;
    padding: 1rem;
  }

  .page-disclaimer__clause-num {
    flex-direction: row;
    width: auto;
    align-items: center;
    gap: 0.5rem;
    padding-top: 0;
  }

  .page-disclaimer__roman {
    font-size: 2rem;
  }

  .page-disclaimer__clause-note {
    writing-mode: horizontal-tb;
    margin-top: 0;
    font-size: 0.75rem;
  }

  .page-disclaimer__clause-heading {
    border-left-width: 3px;
    padding-left: 0.5rem;
  }

  .page-disclaimer__list li {
    padding-left: 1.4rem;
  }

  .page-disclaimer__bg-texture {
    display: none;
  }
}

/* ==============================
   桌面增强
   ============================== */
@media (min-width: 1024px) {
  .page-disclaimer__clauses {
    gap: 4rem;
  }

  .page-disclaimer__clause {
    padding: 2rem 2rem 2rem 1.5rem;
  }
}