/* == 页面专属：page-disclaimer == */
.page-disclaimer {
  --section-spacing: 3rem;
  --card-gap: 1.5rem;
  --hero-min-height: 60vh;
  --border-thick: 3px;
  background-color: var(--color-bg, #0D0D1A);
  color: var(--color-text, #EAEAEA);
  font-family: var(--font-body, 'Noto Sans SC', 'PT Mono', monospace);
  line-height: 1.7;
}

/* 首屏框景 */
.page-disclaimer .hero-frame {
  min-height: var(--hero-min-height);
  padding: 2rem 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  border: var(--border-thick) solid var(--color-gold, #FFD700);
  box-shadow: inset 0 0 0 4px var(--color-card, #1A1A2E), 0 8px 32px rgba(0,0,0,0.6);
  margin: 1rem;
  background: linear-gradient(135deg, var(--color-card, #1A1A2E) 0%, var(--color-bg, #0D0D1A) 100%);
}

.page-disclaimer .hero-frame-inner {
  max-width: 880px;
  width: 100%;
}

.page-disclaimer .hero-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.page-disclaimer .hero-icon {
  width: 60px;
  height: 60px;
  object-fit: contain;
  border-radius: 50%;
  border: 2px solid var(--color-gold, #FFD700);
  flex-shrink: 0;
}

.page-disclaimer .badge-label {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  color: var(--color-gold, #FFD700);
  background: rgba(255, 215, 0, 0.12);
  padding: 0.25rem 0.75rem;
  border: 1px solid var(--color-gold, #FFD700);
}

.page-disclaimer .hero-title {
  font-family: var(--font-heading, 'Montserrat', 'PingFang SC', sans-serif);
  font-weight: 800;
  font-size: clamp(2rem, 6vw, 3.4rem);
  font-style: italic;
  text-transform: uppercase;
  color: var(--color-red, #E53935);
  margin: 0.5rem 0;
  letter-spacing: 0.04em;
  text-shadow: 2px 2px 0 var(--color-blue, #1565C0);
}

.page-disclaimer .hero-summary {
  font-size: 1rem;
  color: var(--color-muted, #9E9E9E);
  max-width: 600px;
  margin: 0 auto 1.5rem;
  padding: 0 1rem;
}

.page-disclaimer .gold-divider.angled {
  width: 80%;
  margin: 1rem auto;
  height: var(--border-thick);
  background: linear-gradient(90deg, transparent, var(--color-gold, #FFD700), transparent);
  transform: skewX(-8deg);
}

.page-disclaimer .toc {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1rem;
  font-size: 0.9rem;
}

.page-disclaimer .toc-link {
  color: var(--color-text, #EAEAEA);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition, 0.25s);
}

.page-disclaimer .toc-link:hover,
.page-disclaimer .toc-link:focus {
  border-bottom-color: var(--color-gold, #FFD700);
  color: var(--color-gold, #FFD700);
}

.page-disclaimer .toc-sep {
  color: var(--color-muted, #9E9E9E);
}

/* 通用 section */
.page-disclaimer .section {
  padding: var(--section-spacing) 1rem;
}

.page-disclaimer .container {
  max-width: 1120px;
  margin: 0 auto;
}

.page-disclaimer .section-title {
  font-family: var(--font-heading, 'Montserrat', 'PingFang SC', sans-serif);
  font-weight: 800;
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  font-style: italic;
  color: var(--color-text, #EAEAEA);
  margin-bottom: 1rem;
  display: inline-block;
  border-left: 4px solid var(--color-red, #E53935);
  padding-left: 0.75rem;
}

.page-disclaimer .gold-divider:not(.angled) {
  height: var(--border-thick);
  width: 100%;
  background: var(--color-gold, #FFD700);
  margin-bottom: 2rem;
}

/* 功能使用说明网格 */
.page-disclaimer .guide-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--card-gap);
}

.page-disclaimer .guide-card {
  background: var(--color-card, #1A1A2E);
  border: var(--border-thick) solid var(--color-gold, #FFD700);
  padding: 1.5rem;
  position: relative;
  transition: transform var(--transition, 0.25s), box-shadow var(--transition, 0.25s);
}

.page-disclaimer .guide-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(255, 215, 0, 0.2);
}

.page-disclaimer .guide-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-blue, #1565C0);
  display: block;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.page-disclaimer .guide-card-title {
  font-family: var(--font-heading, 'Montserrat', 'PingFang SC', sans-serif);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  color: var(--color-red, #E53935);
}

.page-disclaimer .guide-text {
  font-size: 0.95rem;
  color: var(--color-text, #EAEAEA);
  margin-bottom: 1rem;
}

.page-disclaimer .guide-note {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(255, 215, 0, 0.1);
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
  cursor: default;
  position: relative;
}

.page-disclaimer .note-icon {
  color: var(--color-gold, #FFD700);
  font-size: 1.1rem;
}

.page-disclaimer .note-text {
  font-size: 0.85rem;
  color: var(--color-muted, #9E9E9E);
}

/* tooltip 交互 (渐进增强) */
.page-disclaimer .guide-note[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-card, #1A1A2E);
  color: var(--color-text, #EAEAEA);
  border: 1px solid var(--color-gold, #FFD700);
  padding: 0.5rem 0.8rem;
  font-size: 0.8rem;
  white-space: nowrap;
  max-width: 280px;
  white-space: normal;
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition, 0.25s);
  z-index: 100;
}

.page-disclaimer .guide-note[data-tooltip]:hover::after,
.page-disclaimer .guide-note[data-tooltip]:focus::after {
  opacity: 1;
}

/* 免责声明 */
.page-disclaimer .disclaimer-section {
  background: linear-gradient(135deg, var(--color-card, #1A1A2E) 0%, transparent 100%);
}

.page-disclaimer .disclaimer-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.page-disclaimer .disclaimer-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: rgba(26, 26, 46, 0.8);
  border-left: var(--border-thick) solid var(--color-gold, #FFD700);
  padding: 1.2rem 1rem;
}

.page-disclaimer .disclaimer-icon {
  font-size: 1.5rem;
  color: var(--color-gold, #FFD700);
  flex-shrink: 0;
  line-height: 1;
}

.page-disclaimer .disclaimer-content {
  flex: 1;
}

.page-disclaimer .disclaimer-heading {
  font-family: var(--font-heading, 'Montserrat', 'PingFang SC', sans-serif);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-red, #E53935);
  margin-bottom: 0.5rem;
}

.page-disclaimer .disclaimer-text {
  font-size: 0.95rem;
  color: var(--color-text, #EAEAEA);
}

.page-disclaimer .disclaimer-extra {
  margin-top: 2rem;
  padding: 1rem;
  border: 1px dashed var(--color-muted, #9E9E9E);
}

.page-disclaimer .extra-text {
  font-size: 0.9rem;
  color: var(--color-muted, #9E9E9E);
}

.page-disclaimer .inline-link {
  color: var(--color-gold, #FFD700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .inline-link:hover {
  color: var(--color-red, #E53935);
}

/* 知识产权 */
.page-disclaimer .ip-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--card-gap);
}

.page-disclaimer .ip-card {
  background: var(--color-card, #1A1A2E);
  border: var(--border-thick) solid var(--color-blue, #1565C0);
  padding: 1.5rem;
  text-align: center;
}

.page-disclaimer .ip-number {
  font-size: 2rem;
  color: var(--color-gold, #FFD700);
  display: block;
  margin-bottom: 0.5rem;
}

.page-disclaimer .ip-card-title {
  font-family: var(--font-heading, 'Montserrat', 'PingFang SC', sans-serif);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text, #EAEAEA);
  margin-bottom: 0.75rem;
}

.page-disclaimer .ip-text {
  font-size: 0.95rem;
  color: var(--color-text, #EAEAEA);
}

/* 联系渠道微卡片 */
.page-disclaimer .contact-mini {
  background: var(--color-card, #1A1A2E);
  margin: 0 1rem var(--section-spacing);
  padding: 2rem 1rem;
  border-radius: 4px;
}

.page-disclaimer .contact-card {
  padding: 1.5rem;
  border: var(--border-thick) solid var(--color-gold, #FFD700);
  background: var(--color-bg, #0D0D1A);
}

.page-disclaimer .contact-intro {
  font-size: 0.95rem;
  color: var(--color-muted, #9E9E9E);
  margin-bottom: 1.5rem;
}

.page-disclaimer .contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.page-disclaimer .contact-item {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.page-disclaimer .contact-label {
  min-width: 3.5rem;
  font-weight: 700;
  color: var(--color-gold, #FFD700);
  font-size: 0.9rem;
}

.page-disclaimer .contact-value {
  color: var(--color-text, #EAEAEA);
  font-size: 0.95rem;
  word-break: break-all;
}

/* 回到顶部按钮 */
.page-disclaimer .back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-red, #E53935);
  color: #fff;
  border: 2px solid var(--color-gold, #FFD700);
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition, 0.25s), transform var(--transition, 0.25s);
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}

.page-disclaimer .back-to-top[data-visible] {
  opacity: 1;
  pointer-events: auto;
}

.page-disclaimer .back-to-top:hover {
  transform: scale(1.1);
  background: var(--color-gold, #FFD700);
  color: var(--color-bg, #0D0D1A);
}

/* 桌面端媒体查询 */
@media (min-width: 768px) {
  .page-disclaimer .hero-frame {
    margin: 2rem 2rem 1rem;
    padding: 3rem 2rem;
    --hero-min-height: 50vh;
  }

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

  .page-disclaimer .ip-wrapper {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-disclaimer .disclaimer-grid {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .page-disclaimer .disclaimer-item {
    flex: 1 1 280px;
  }

  .page-disclaimer .contact-list {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
  }

  .page-disclaimer .contact-item {
    flex: 1;
  }

  .page-disclaimer .section {
    padding: 4rem 2rem;
  }

  .page-disclaimer .back-to-top {
    right: 2.5rem;
    bottom: 2.5rem;
  }

  .page-disclaimer .hero-icon {
    width: 80px;
    height: 80px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .guide-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-disclaimer .hero-frame {
    margin: 2rem 3rem 1rem;
  }
}