/* =========================================================
   使用说明页 · 免责声明与服务条款
   作用域：.page-disclaimer
   ========================================================= */
.page-disclaimer {
  --disc-card-bg: rgba(245, 247, 240, 0.03);
  --disc-line: rgba(212, 175, 55, 0.35);
  --disc-text: rgba(245, 247, 240, 0.92);
  background-color: var(--c-primary);
  background-image:
    radial-gradient(ellipse at 12% 8%, rgba(46, 139, 87, 0.18), transparent 42%),
    radial-gradient(ellipse at 88% 30%, rgba(46, 30, 94, 0.26), transparent 45%),
    linear-gradient(180deg, #0B3D2E 0%, #0D4433 100%);
  color: var(--c-light);
  font-family: var(--f-body);
  position: relative;
  overflow-x: hidden;
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(ellipse at 22% 78%, rgba(46, 139, 87, 0.12), transparent 40%),
    radial-gradient(ellipse at 72% 55%, rgba(212, 175, 55, 0.05), transparent 30%),
    linear-gradient(115deg, transparent 0%, rgba(163, 193, 173, 0.05) 48%, transparent 72%);
}

.page-disclaimer > * {
  position: relative;
  z-index: 1;
}

/* ---------- 顶部引导区 ---------- */
.page-disclaimer .disclaimer-hero {
  padding: 52px 0 24px;
}

.page-disclaimer .disclaimer-breadcrumb {
  margin-bottom: 24px;
  font-size: 14px;
  line-height: 1.6;
}

.page-disclaimer .disclaimer-breadcrumb a {
  color: var(--c-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.page-disclaimer .disclaimer-breadcrumb .breadcrumb-sep {
  color: var(--c-muted);
  opacity: 0.6;
  margin: 0 6px;
}

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

.page-disclaimer .disclaimer-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 14px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.page-disclaimer .disclaimer-kicker::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--c-gold);
}

.page-disclaimer .disclaimer-title {
  font-family: var(--f-display);
  font-size: clamp(30px, 4.8vw, 52px);
  line-height: 1.18;
  color: var(--c-gold);
  margin: 0 0 18px;
  text-shadow: 0 2px 14px rgba(212, 175, 55, 0.12);
}

.page-disclaimer .disclaimer-lead {
  max-width: 860px;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--disc-text);
}

.page-disclaimer .disclaimer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-disclaimer .disclaimer-meta .tag {
  background: rgba(46, 139, 87, 0.12);
  color: var(--c-prairie);
  border: 1px solid rgba(46, 139, 87, 0.32);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
}

/* ---------- 顶部插图 ---------- */
.page-disclaimer .disclaimer-feature {
  padding: 0 0 44px;
}

.page-disclaimer .disclaimer-feature-figure {
  margin: 0;
  max-width: 900px;
  border-radius: var(--radius);
  overflow: hidden;
}

.page-disclaimer .disclaimer-feature-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-disclaimer .disclaimer-feature-figure figcaption {
  margin-top: 12px;
  padding-left: 4px;
  font-size: 13px;
  color: var(--c-muted);
  letter-spacing: 0.04em;
}

/* ---------- 正文双栏布局 ---------- */
.page-disclaimer .disclaimer-layout {
  padding-bottom: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* ---------- 侧边栏 ---------- */
.page-disclaimer .disclaimer-sidebar {
  margin-bottom: 36px;
  min-width: 0;
}

.page-disclaimer .disclaimer-sidebar-title {
  font-family: var(--f-display);
  font-size: 20px;
  color: var(--c-gold);
  margin-bottom: 18px;
}

.page-disclaimer .disclaimer-toc {
  position: relative;
  list-style: none;
  margin: 0 0 24px;
  padding: 4px 0;
}

.page-disclaimer .disclaimer-toc::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 22px;
  bottom: 22px;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(212, 175, 55, 0.3) 12%,
    rgba(212, 175, 55, 0.55) 50%,
    rgba(212, 175, 55, 0.3) 88%,
    transparent
  );
}

.page-disclaimer .disclaimer-toc li {
  margin-bottom: 2px;
}

.page-disclaimer .disclaimer-toc li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .disclaimer-toc a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 12px 12px 40px;
  border-radius: 12px;
  color: var(--disc-text);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.4;
  transition: background-color 0.2s, color 0.2s;
}

.page-disclaimer .disclaimer-toc a:hover,
.page-disclaimer .disclaimer-toc a:focus-visible {
  background: rgba(212, 175, 55, 0.06);
  color: var(--c-gold);
  outline: none;
}

.page-disclaimer .toc-num {
  position: absolute;
  left: 5px;
  top: 11px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 1px solid rgba(212, 175, 55, 0.45);
  border-radius: 50%;
  background: var(--c-primary);
  color: var(--c-gold);
  font-size: 11px;
}

.page-disclaimer .toc-text {
  font-weight: 500;
}

.page-disclaimer .disclaimer-sidebar-card {
  border: 1px solid var(--disc-line);
  border-radius: var(--radius);
  background: rgba(212, 175, 55, 0.04);
  padding: 18px 18px 20px;
}

.page-disclaimer .disclaimer-sidebar-note {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-disclaimer .disclaimer-sidebar-card .btn {
  display: inline-block;
}

/* ---------- 正文章节 ---------- */
.page-disclaimer .disclaimer-article {
  min-width: 0;
  max-width: 860px;
}

.page-disclaimer .disclaimer-section {
  background: var(--disc-card-bg);
  border: 1px solid rgba(245, 247, 240, 0.07);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  margin-bottom: 28px;
  scroll-margin-top: 120px;
}

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

.page-disclaimer .disclaimer-section-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 18px;
}

.page-disclaimer .disclaimer-section-num {
  font-family: var(--f-display);
  color: var(--c-gold);
  font-size: 16px;
  line-height: 1;
}

.page-disclaimer .disclaimer-section-title {
  font-family: var(--f-display);
  font-size: 26px;
  line-height: 1.3;
  color: var(--c-light);
  margin: 0;
}

.page-disclaimer .disclaimer-section p {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--disc-text);
}

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

.page-disclaimer .disclaimer-section a {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 175, 55, 0.3);
  transition: border-color 0.2s, color 0.2s;
}

.page-disclaimer .disclaimer-section a:hover {
  border-bottom-color: var(--c-gold);
  color: var(--c-gold);
}

.page-disclaimer .disclaimer-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
}

.page-disclaimer .disclaimer-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--disc-text);
}

.page-disclaimer .disclaimer-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--c-prairie);
  transform: rotate(45deg);
  opacity: 0.8;
}

.page-disclaimer .disclaimer-callout {
  margin: 18px 0;
  padding: 16px 18px;
  border-left: 3px solid var(--c-gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(212, 175, 55, 0.07);
  font-size: 15px;
  line-height: 1.7;
  color: var(--disc-text);
}

.page-disclaimer .disclaimer-callout strong {
  color: var(--c-gold);
  font-weight: 600;
}

/* ---------- 底部相关页面 ---------- */
.page-disclaimer .disclaimer-related {
  padding: 8px 0 var(--space-xl);
}

.page-disclaimer .disclaimer-related-title {
  font-family: var(--f-display);
  font-size: 24px;
  color: var(--c-gold);
  margin: 0 0 24px;
}

.page-disclaimer .disclaimer-related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-disclaimer .disclaimer-related-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 7px;
  margin: 0;
  padding: 22px 22px 24px;
  background: rgba(245, 247, 240, 0.03);
  border: 1px solid rgba(245, 247, 240, 0.08);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, background-color 0.2s, transform 0.2s;
}

.page-disclaimer .disclaimer-related-card:hover {
  border-color: var(--c-gold);
  background: rgba(212, 175, 55, 0.06);
  transform: translateY(-2px);
}

.page-disclaimer .disclaimer-related-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-muted);
}

.page-disclaimer .disclaimer-related-card strong {
  font-size: 18px;
  color: var(--c-light);
}

.page-disclaimer .disclaimer-related-link {
  font-size: 14px;
  line-height: 1.55;
  color: var(--c-gold);
}

/* ---------- 响应式：平板 ---------- */
@media (min-width: 768px) {
  .page-disclaimer .disclaimer-hero {
    padding-top: 64px;
  }

  .page-disclaimer .disclaimer-section {
    padding: 36px 40px;
  }

  .page-disclaimer .disclaimer-related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- 响应式：桌面 ---------- */
@media (min-width: 992px) {
  .page-disclaimer .disclaimer-layout {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-disclaimer .disclaimer-sidebar {
    position: sticky;
    top: 24px;
    margin-bottom: 0;
  }

  .page-disclaimer .disclaimer-article {
    max-width: none;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disclaimer-related-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}