/* ===== 使用说明页面专属样式 ===== */
.page-disclaimer {
  --disclaimer-grid-color: rgba(58, 42, 58, 0.24);
  position: relative;
  background-color: var(--color-bg);
  background-image:
    linear-gradient(to right, var(--disclaimer-grid-color) 1px, transparent 1px),
    linear-gradient(to bottom, var(--disclaimer-grid-color) 1px, transparent 1px);
  background-size: 44px 44px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.85;
  padding-bottom: 64px;
  overflow-x: hidden;
}

.page-disclaimer a:focus-visible,
.page-disclaimer button:focus-visible {
  outline: 2px solid var(--color-highlight);
  outline-offset: 3px;
}

/* ---- 面包屑 ---- */
.page-disclaimer .disclaimer-breadcrumb {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 18px 20px 0;
}

.page-disclaimer .disclaimer-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--fs-small);
}

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

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

.page-disclaimer .disclaimer-breadcrumb li + li::before {
  content: "/";
  color: var(--color-border);
}

.page-disclaimer .disclaimer-breadcrumb li[aria-current] {
  color: var(--color-primary);
  font-weight: 600;
}

/* ---- 页面页头 ---- */
.page-disclaimer .disclaimer-hero {
  position: relative;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 44px 20px 40px;
  overflow: hidden;
}

.page-disclaimer .disclaimer-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 46%;
  height: 100%;
  background: linear-gradient(135deg, rgba(139, 0, 0, 0.5), rgba(27, 77, 62, 0.18));
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
  opacity: 0.2;
  z-index: 0;
  pointer-events: none;
}

.page-disclaimer .disclaimer-hero__clip {
  display: none;
}

.page-disclaimer .disclaimer-hero__tag {
  position: relative;
  z-index: 1;
  display: inline-block;
  padding: 5px 14px;
  background: rgba(139, 0, 0, 0.38);
  border-left: 3px solid var(--color-primary);
  color: var(--color-primary);
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.page-disclaimer .disclaimer-hero__content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding-top: 16px;
}

.page-disclaimer .disclaimer-hero h1 {
  margin: 8px 0 12px;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  line-height: 1.3;
  color: var(--color-text);
}

.page-disclaimer .disclaimer-hero__desc {
  margin: 0;
  max-width: 620px;
  color: var(--color-muted);
}

/* ---- 正文布局 ---- */
.page-disclaimer .disclaimer-body {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---- 文档索引 ---- */
.page-disclaimer .disclaimer-toc {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  padding: 14px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.page-disclaimer .disclaimer-toc__title {
  flex-basis: 100%;
  font-family: var(--font-heading);
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 2px;
}

.page-disclaimer .disclaimer-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  margin: 0 6px 8px 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: var(--fs-small);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer .disclaimer-toc__link:hover {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-primary);
}

.page-disclaimer .disclaimer-toc__n {
  font-family: var(--font-heading);
  font-size: var(--fs-small);
  font-weight: 700;
  color: var(--color-primary);
  transition: color 0.2s ease;
}

.page-disclaimer .disclaimer-toc__link:hover .disclaimer-toc__n {
  color: var(--color-primary);
}

/* ---- 文档主体 ---- */
.page-disclaimer .disclaimer-doc {
  min-width: 0;
}

.page-disclaimer .disclaimer-section {
  scroll-margin-top: calc(var(--header-height) + 16px);
  padding: 30px 0;
  border-bottom: 1px solid var(--color-border);
}

.page-disclaimer .disclaimer-section:first-child {
  padding-top: 0;
}

.page-disclaimer .disclaimer-section__header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.page-disclaimer .disclaimer-section__no {
  display: inline-block;
  padding: 6px 12px;
  background: var(--color-secondary);
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  font-family: var(--font-heading);
  font-size: 2.1rem;
  font-weight: 900;
  line-height: 1;
  color: var(--color-primary);
}

.page-disclaimer .disclaimer-section__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  font-weight: 900;
  line-height: 1.3;
  color: var(--color-text);
}

.page-disclaimer .disclaimer-section__lead {
  margin: 0 0 16px;
  color: var(--color-muted);
}

/* ---- 规则列表 ---- */
.page-disclaimer .disclaimer-rules-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disclaimer-rules-list li {
  position: relative;
  padding: 12px 0 12px 32px;
  color: var(--color-text);
  border-bottom: 1px solid rgba(58, 42, 58, 0.55);
}

.page-disclaimer .disclaimer-rules-list li:last-child {
  border-bottom: none;
}

.page-disclaimer .disclaimer-rules-list li::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 1.22em;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  transform: rotate(45deg);
}

/* ---- 免责声明区块 ---- */
.page-disclaimer .disclaimer-liability {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px 36px;
  align-items: center;
}

.page-disclaimer .disclaimer-liability__figure {
  margin: 0;
  text-align: center;
}

.page-disclaimer .disclaimer-liability__img {
  display: block;
  width: 100%;
  max-width: 300px;
  height: auto;
  margin: 0 auto;
  padding: 14px;
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 26px 100%, 0 calc(100% - 26px));
}

/* ---- 警示提示 ---- */
.page-disclaimer .disclaimer-notice {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
  padding: 14px 16px;
  background: linear-gradient(120deg, rgba(139, 0, 0, 0.3), rgba(27, 77, 62, 0.14));
  border-left: 4px solid var(--color-primary);
}

.page-disclaimer .disclaimer-notice__icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  color: var(--color-highlight);
  margin-top: 3px;
}

.page-disclaimer .disclaimer-notice p {
  margin: 0;
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--color-text);
}

/* ---- 相关页面 ---- */
.page-disclaimer .disclaimer-more {
  margin-top: 32px;
  padding: 24px 20px;
  background: var(--color-surface);
  border-left: 6px solid var(--color-primary);
}

.page-disclaimer .disclaimer-more__label {
  display: block;
  margin-bottom: 14px;
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: 900;
  color: var(--color-primary);
}

.page-disclaimer .disclaimer-more__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .disclaimer-more__link {
  display: inline-block;
  padding: 8px 18px;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: var(--fs-body);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-disclaimer .disclaimer-more__link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-bg);
}

/* ---- 居中布局（680px 起） ---- */
@media (min-width: 680px) {
  .page-disclaimer .disclaimer-liability {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .page-disclaimer .disclaimer-liability__img {
    max-width: 320px;
  }
}

/* ---- 桌面布局（860px 起） ---- */
@media (min-width: 860px) {
  .page-disclaimer .disclaimer-hero {
    padding: 72px 32px 56px;
  }

  .page-disclaimer .disclaimer-hero::after {
    opacity: 0.34;
  }

  .page-disclaimer .disclaimer-hero__clip {
    display: block;
    position: absolute;
    right: 18%;
    bottom: -14px;
    width: 150px;
    height: 60px;
    background: var(--color-primary);
    clip-path: polygon(0 0, 100% 0, calc(100% - 18px) 100%, 0 100%);
    opacity: 0.22;
    z-index: 0;
    pointer-events: none;
  }

  .page-disclaimer .disclaimer-hero h1 {
    font-size: var(--fs-h1);
    line-height: 1.25;
  }

  .page-disclaimer .disclaimer-body {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 48px;
    padding: 0 32px;
  }

  .page-disclaimer .disclaimer-toc {
    display: block;
    position: sticky;
    top: calc(var(--header-height) + 24px);
    align-self: start;
    margin: 0;
    padding: 6px 0 6px 20px;
    border: none;
    border-left: 3px solid var(--color-secondary);
  }

  .page-disclaimer .disclaimer-toc__title {
    display: block;
    flex-basis: auto;
    margin-bottom: 14px;
  }

  .page-disclaimer .disclaimer-toc__link {
    display: flex;
    width: 100%;
    align-items: baseline;
    gap: 8px;
    padding: 9px 0;
    margin: 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid transparent;
    font-size: var(--fs-body);
    color: var(--color-text);
  }

  .page-disclaimer .disclaimer-toc__link:hover {
    background: transparent;
    border-color: var(--color-primary);
    color: var(--color-highlight);
  }

  .page-disclaimer .disclaimer-toc__link:hover .disclaimer-toc__n {
    color: var(--color-primary);
  }

  .page-disclaimer .disclaimer-section__no {
    font-size: 2.4rem;
  }

  .page-disclaimer .disclaimer-more {
    padding: 32px 28px;
  }
}