/* ============================================
   使用说明 · page-disclaimer
   作用域限定在 .page-disclaimer 内
   ============================================ */

.page-disclaimer {
  --disclaimer-num-size: clamp(44px, 7vw, 88px);
  overflow: hidden;
}

/* ---------- Hero 区域 ---------- */

.page-disclaimer .disclaimer-hero {
  padding: clamp(32px, 6vw, 72px) 0 32px;
  position: relative;
}

.page-disclaimer .disclaimer-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--glow-green), var(--line-subtle), transparent);
}

.page-disclaimer .disclaimer-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

.page-disclaimer .disclaimer-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-primary);
  margin-bottom: 12px;
}

.page-disclaimer .disclaimer-hero-kicker .live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-primary);
  box-shadow: 0 0 12px var(--glow-green);
  animation: disclaimer-pulse 2s ease infinite;
}

@keyframes disclaimer-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.85); }
}

.page-disclaimer h1 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}

.page-disclaimer .hero-brand-mark {
  color: var(--accent-primary);
  font-size: 0.72em;
  vertical-align: middle;
  margin-left: 8px;
  letter-spacing: 0.01em;
}

.page-disclaimer .disclaimer-hero-desc {
  max-width: 560px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.page-disclaimer .disclaimer-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .disclaimer-hero-figure {
  margin: 0;
}

.page-disclaimer .disclaimer-hero-figure figcaption {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.page-disclaimer .hero-shield {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-subtle);
  box-shadow: var(--shadow-card);
  filter: saturate(1.1);
}

/* ---------- 快速摘要 ---------- */

.page-disclaimer .disclaimer-abstracts {
  padding: 36px 0 24px;
}

.page-disclaimer .abstract-card {
  position: relative;
  padding: 24px 20px;
  background: var(--bg-card);
  border: 1px solid var(--line-subtle);
  border-radius: var(--radius-md);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.page-disclaimer .abstract-card:hover {
  transform: translateY(-4px);
  border-color: var(--glow-green);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3), 0 0 20px rgba(57, 255, 20, 0.08);
}

.page-disclaimer .abstract-num {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent-primary);
  margin-bottom: 12px;
}

.page-disclaimer .abstract-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 8px;
}

.page-disclaimer .abstract-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}

/* ---------- 目录导航 ---------- */

.page-disclaimer .disclaimer-toc-section {
  padding: 8px 0 32px;
}

.page-disclaimer .disclaimer-toc {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  background: var(--bg-alt);
  border: 1px solid var(--line-subtle);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
}

.page-disclaimer .toc-label {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  white-space: nowrap;
}

.page-disclaimer .toc-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.page-disclaimer .toc-links a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 14px;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.page-disclaimer .toc-links a:hover {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}

/* ---------- 通用章节 ---------- */

.page-disclaimer .disclaimer-section {
  padding: clamp(40px, 7vw, 80px) 0;
  border-top: 1px solid var(--line-subtle);
}

.page-disclaimer .disclaimer-section-alt {
  background: linear-gradient(180deg, rgba(16, 27, 58, 0.35), transparent 42%);
}

.page-disclaimer .disclaimer-section .section-heading {
  margin-bottom: 4px;
}

/* ---------- 内容性质 ---------- */

.page-disclaimer .disclaimer-content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 32px;
}

.page-disclaimer .disclaimer-copy p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-primary);
  margin: 0 0 16px;
}

.page-disclaimer .disclaimer-copy strong {
  color: var(--text-primary);
  font-weight: 600;
}

.page-disclaimer .disclaimer-list {
  list-style: none;
  padding: 0;
  margin: 24px 0;
  border-top: 1px solid var(--line-subtle);
}

.page-disclaimer .disclaimer-list li {
  position: relative;
  padding: 14px 0 14px 28px;
  border-bottom: 1px solid var(--line-subtle);
  font-size: 15px;
  line-height: 1.6;
}

.page-disclaimer .disclaimer-list li::before {
  content: "▸";
  position: absolute;
  left: 8px;
  color: var(--accent-primary);
  font-size: 12px;
  top: 18px;
}

.page-disclaimer .disclaimer-stat-column {
  align-self: start;
}

.page-disclaimer .disclaimer-stat-column .stat-panel {
  border-radius: var(--radius-md);
}

/* ---------- 折叠面板 ---------- */

.page-disclaimer .disclaimer-details {
  margin: 24px 0;
  border: 1px solid var(--line-subtle);
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  padding: 16px 20px;
}

.page-disclaimer .disclaimer-details[open] {
  border-color: rgba(57, 255, 20, 0.3);
}

.page-disclaimer .disclaimer-details summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
  color: var(--text-primary);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
}

.page-disclaimer .disclaimer-details summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .disclaimer-details summary::before {
  content: "+";
  font-family: var(--font-mono);
  color: var(--accent-primary);
  font-size: 18px;
  line-height: 1;
  transition: transform var(--transition-fast);
}

.page-disclaimer .disclaimer-details[open] summary::before {
  transform: rotate(45deg);
}

.page-disclaimer .disclaimer-details > p {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  padding-top: 16px;
  border-top: 1px solid var(--line-subtle);
}

.page-disclaimer .disclaimer-details a {
  color: var(--accent-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- 数据更新 ---------- */

.page-disclaimer .data-update-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 32px;
}

.page-disclaimer .data-update-card {
  background: var(--bg-card);
  border: 1px solid var(--line-subtle);
  border-left: 3px solid var(--accent-primary);
  border-radius: var(--radius-sm);
  padding: 24px;
  transition: transform var(--transition-base);
}

.page-disclaimer .data-update-card:hover {
  transform: translateY(-3px);
}

.page-disclaimer .update-card-icon {
  font-size: 20px;
  color: var(--accent-primary);
  margin-bottom: 10px;
}

.page-disclaimer .data-update-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  margin: 0 0 8px;
}

.page-disclaimer .data-update-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

.page-disclaimer .data-update-card p strong {
  color: var(--text-primary);
  font-weight: 600;
}

.page-disclaimer .update-note {
  margin-top: 24px;
  padding: 20px 24px;
  background: rgba(255, 107, 53, 0.06);
  border: 1px solid rgba(255, 107, 53, 0.25);
  border-radius: var(--radius-sm);
}

.page-disclaimer .update-note-title {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-secondary);
  margin-bottom: 8px;
}

.page-disclaimer .update-note p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

/* ---------- 知识产权 ---------- */

.page-disclaimer .disclaimer-ip-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 32px;
}

.page-disclaimer .disclaimer-ip-main p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-primary);
  margin: 0 0 16px;
}

.page-disclaimer .ip-category {
  font-weight: 600;
  color: var(--accent-primary);
}

.page-disclaimer .ip-usage-note {
  align-self: start;
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.06), transparent);
  border: 1px solid var(--line-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
}

.page-disclaimer .ip-note-icon {
  font-size: 24px;
  color: var(--accent-primary);
  margin-bottom: 8px;
}

.page-disclaimer .ip-usage-note h3 {
  font-family: var(--font-display);
  font-size: 16px;
  margin: 0 0 8px;
}

.page-disclaimer .ip-usage-note p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin: 0;
}

/* ---------- 免责条款 ---------- */

.page-disclaimer .liability-card {
  margin-top: 32px;
  background: var(--bg-card);
  border: 1px solid var(--line-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-disclaimer .liability-row {
  display: flex;
  gap: 16px;
  padding: 24px;
  border-bottom: 1px solid var(--line-subtle);
}

.page-disclaimer .liability-row:last-child {
  border-bottom: none;
}

.page-disclaimer .liability-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 107, 53, 0.1);
  border: 1px solid rgba(255, 107, 53, 0.3);
  color: var(--accent-secondary);
  font-size: 16px;
}

.page-disclaimer .liability-copy h3 {
  font-family: var(--font-display);
  font-size: 16px;
  margin: 0 0 6px;
}

.page-disclaimer .liability-copy p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

/* ---------- 联系方式 ---------- */

.page-disclaimer .disclaimer-contact-final {
  background: linear-gradient(180deg, transparent, rgba(57, 255, 20, 0.04) 60%);
  border-top: 1px solid var(--line-subtle);
}

.page-disclaimer .contact-final-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 32px;
}

.page-disclaimer .contact-final-copy p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.page-disclaimer .contact-final-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .contact-final-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-subtle);
  border: 1px solid var(--line-subtle);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-disclaimer .channel-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 20px 24px;
  background: var(--bg-card);
}

.page-disclaimer .channel-label {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-primary);
}

.page-disclaimer .channel-value {
  font-size: 15px;
  color: var(--text-primary);
  word-break: break-all;
}

/* ---------- 响应式：平板及以上 ---------- */

@media (min-width: 768px) {
  .page-disclaimer .disclaimer-hero-grid {
    grid-template-columns: 6fr 5fr;
    gap: 48px;
  }

  .page-disclaimer .disclaimer-content-grid {
    grid-template-columns: 7fr 4fr;
    gap: 40px;
  }

  .page-disclaimer .disclaimer-stat-column {
    position: sticky;
    top: 96px;
  }

  .page-disclaimer .data-update-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-disclaimer .disclaimer-ip-grid {
    grid-template-columns: 7fr 4fr;
    gap: 40px;
  }

  .page-disclaimer .contact-final-grid {
    grid-template-columns: 6fr 5fr;
    gap: 40px;
    align-items: start;
  }

  .page-disclaimer .liability-row {
    padding: 28px 32px;
    gap: 20px;
  }

  .page-disclaimer .liability-icon {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }

  .page-disclaimer .disclaimer-hero-desc {
    font-size: 17px;
  }
}

/* ---------- 响应式：大屏 ---------- */

@media (min-width: 1200px) {
  .page-disclaimer .disclaimer-hero {
    padding-top: clamp(48px, 8vw, 100px);
  }

  .page-disclaimer .disclaimer-content-grid {
    gap: 64px;
  }

  .page-disclaimer .disclaimer-ip-grid {
    gap: 64px;
  }
}