.page-privacy {
  --privacy-max-width: 820px;
  --privacy-hero-gap: 1.2rem;
  --privacy-section-gap: 2rem;
  --privacy-card-padding: 2rem 2.4rem;
  --privacy-accent-color: var(--color-accent-purple);
  --privacy-highlight-color: var(--color-accent-green);
  --privacy-text-color: var(--color-text-primary);
  --privacy-muted-color: var(--color-text-secondary);
  --privacy-divider-color: var(--color-divider);
  --privacy-bg-card: var(--color-card-bg);
  --privacy-font-heading: var(--font-heading);
  --privacy-font-body: var(--font-body);
  --privacy-radius-card: var(--radius-md);
  --privacy-shadow-card: var(--shadow-card);
  --privacy-transition: var(--transition-smooth);

  display: block;
  width: 100%;
  max-width: 100%;
  padding: 3rem 1.5rem 4rem;
  margin: 0 auto;
  background-color: var(--color-primary-bg);
  background-image: 
    radial-gradient(circle at 20% 30%, rgba(138, 43, 226, 0.04) 0%, transparent 60%),
    radial-gradient(circle at 80% 70%, rgba(57, 255, 20, 0.03) 0%, transparent 50%),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(138, 43, 226, 0.015) 2px,
      rgba(138, 43, 226, 0.015) 4px
    );
  color: var(--privacy-text-color);
  font-family: var(--privacy-font-body);
  line-height: 1.7;
  min-height: 80vh;
}

/* 容器 */
.privacy-container {
  max-width: var(--privacy-max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--privacy-section-gap);
}

/* 英雄区 */
.privacy-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2.5rem 1rem 1rem;
  border-bottom: 2px solid var(--privacy-divider-color);
  position: relative;
}

.privacy-hero::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 20%;
  width: 60%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent-purple), var(--color-accent-green), transparent);
  opacity: 0.5;
}

.privacy-shield {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: 1rem;
  filter: drop-shadow(0 0 12px rgba(138, 43, 226, 0.3));
  transition: filter var(--privacy-transition);
}

.privacy-shield:hover {
  filter: drop-shadow(0 0 20px rgba(138, 43, 226, 0.6));
}

.privacy-title {
  font-family: var(--privacy-font-heading);
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-accent-purple);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 0.5rem;
  text-shadow: 0 0 8px rgba(138, 43, 226, 0.25);
}

.privacy-subtitle {
  font-size: 1.1rem;
  color: var(--privacy-muted-color);
  margin: 0 0 0.4rem;
  letter-spacing: 0.04em;
}

.privacy-updated {
  font-size: 0.85rem;
  color: var(--privacy-muted-color);
  opacity: 0.7;
  margin: 0;
  font-family: var(--privacy-font-heading);
  letter-spacing: 0.06em;
}

/* 卡片通用 */
.card {
  background-color: var(--privacy-bg-card);
  border-radius: var(--privacy-radius-card);
  padding: var(--privacy-card-padding);
  box-shadow: var(--privacy-shadow-card);
  border: 1px solid var(--privacy-divider-color);
  transition: border-color var(--privacy-transition), box-shadow var(--privacy-transition);
}

.card:hover {
  border-color: rgba(138, 43, 226, 0.2);
  box-shadow: 0 6px 28px rgba(0, 0, 0, 0.5);
}

/* 引言区 */
.privacy-intro {
  font-size: 1.05rem;
  color: var(--privacy-text-color);
  line-height: 1.8;
  border-left: 4px solid var(--color-accent-purple);
}

.privacy-intro p {
  margin: 0;
}

/* 目录导航 */
.privacy-toc {
  padding: 1.6rem 2rem;
}

.toc-label {
  display: block;
  font-family: var(--privacy-font-heading);
  font-size: 0.85rem;
  color: var(--color-accent-purple);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.6rem;
}

.toc-list li {
  font-size: 0.95rem;
}

.toc-list a {
  color: var(--privacy-muted-color);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  font-weight: 500;
}

.toc-list a:hover {
  color: var(--color-accent-green);
  border-bottom-color: var(--color-accent-green);
}

/* 章节 */
.privacy-section {
  scroll-margin-top: 2rem;
}

.section-heading {
  font-family: var(--privacy-font-heading);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--privacy-text-color);
  margin: 0 0 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  letter-spacing: 0.02em;
}

.section-number {
  font-size: 1.1rem;
  color: var(--color-accent-purple);
  opacity: 0.7;
  font-weight: 700;
  min-width: 2.4rem;
}

.privacy-section p {
  margin: 0 0 1rem;
  font-size: 0.98rem;
  color: var(--privacy-text-color);
  line-height: 1.75;
}

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

.privacy-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.privacy-list li {
  position: relative;
  padding-left: 1.6rem;
  font-size: 0.96rem;
  color: var(--privacy-text-color);
  line-height: 1.65;
}

.privacy-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--color-accent-purple);
  font-size: 1rem;
}

.privacy-list .sub-item {
  padding-left: 2.8rem;
  font-size: 0.93rem;
  color: var(--privacy-muted-color);
}

.privacy-list .sub-item::before {
  content: '—';
  color: var(--color-accent-green);
  left: 1.2rem;
}

/* 高亮 */
.highlight {
  color: var(--privacy-highlight-color);
  font-weight: 700;
  font-family: var(--privacy-font-heading);
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  text-shadow: 0 0 6px rgba(57, 255, 20, 0.15);
}

/* 联系块 */
.contact-block {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--privacy-divider-color);
}

.contact-block:last-of-type {
  border-bottom: none;
}

.contact-label {
  min-width: 6.5rem;
  font-family: var(--privacy-font-heading);
  font-size: 0.8rem;
  color: var(--privacy-muted-color);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.contact-value {
  font-size: 1rem;
  color: var(--privacy-text-color);
  word-break: break-all;
}

.contact-value.highlight {
  color: var(--privacy-highlight-color);
  text-decoration: none;
}

.contact-value.highlight:hover {
  text-decoration: underline;
  color: var(--color-hover-state);
}

.contact-note {
  font-size: 0.92rem;
  color: var(--privacy-muted-color);
  margin-top: 1rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--privacy-divider-color);
}

/* 页脚说明 */
.privacy-footer-note {
  text-align: center;
  font-size: 0.95rem;
  border-left: none;
  border-top: 1px solid var(--privacy-divider-color);
}

.privacy-footer-note p {
  margin: 0.4rem 0;
}

.privacy-footer-note a {
  color: var(--color-accent-purple);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

.privacy-footer-note a:hover {
  color: var(--color-accent-green);
}

.trust-statement {
  font-size: 0.85rem;
  color: var(--privacy-muted-color);
  opacity: 0.75;
  margin-top: 0.8rem;
  font-style: italic;
}

/* ===== 响应式 ===== */

/* 平板及以下 */
@media (max-width: 1024px) {
  .page-privacy {
    padding: 2rem 1.2rem 3rem;
  }

  .privacy-title {
    font-size: 1.7rem;
  }

  .privacy-shield {
    width: 64px;
    height: 64px;
  }

  .section-heading {
    font-size: 1.2rem;
  }

  .card {
    padding: 1.6rem 1.8rem;
  }
}

/* 手机 */
@media (max-width: 640px) {
  .page-privacy {
    padding: 1.2rem 0.8rem 2.5rem;
  }

  .privacy-hero {
    padding: 1.5rem 0.5rem 1rem;
  }

  .privacy-title {
    font-size: 1.35rem;
    letter-spacing: 0.04em;
  }

  .privacy-subtitle {
    font-size: 0.95rem;
  }

  .privacy-shield {
    width: 52px;
    height: 52px;
    margin-bottom: 0.6rem;
  }

  .privacy-updated {
    font-size: 0.75rem;
  }

  .card {
    padding: 1.2rem 1rem;
    border-radius: var(--radius-sm);
  }

  .section-heading {
    font-size: 1.05rem;
    flex-wrap: wrap;
    gap: 0.4rem;
  }

  .section-number {
    font-size: 0.95rem;
    min-width: 1.8rem;
  }

  .privacy-section p,
  .privacy-list li {
    font-size: 0.9rem;
  }

  .privacy-list li {
    padding-left: 1.2rem;
  }

  .privacy-list .sub-item {
    padding-left: 2rem;
  }

  .privacy-list .sub-item::before {
    left: 0.6rem;
  }

  .toc-list {
    flex-direction: column;
    gap: 0.4rem;
  }

  .toc-list a {
    font-size: 0.9rem;
  }

  .contact-block {
    flex-direction: column;
    gap: 0.2rem;
    padding: 0.5rem 0;
  }

  .contact-label {
    min-width: auto;
    font-size: 0.75rem;
  }

  .contact-value {
    font-size: 0.92rem;
    word-break: break-word;
  }

  .highlight {
    font-size: 0.82rem;
  }

  .privacy-footer-note {
    font-size: 0.88rem;
  }

  .trust-statement {
    font-size: 0.8rem;
  }
}

/* 确保宽屏舒适 */
@media (min-width: 1400px) {
  .page-privacy {
    padding: 4rem 2rem 5rem;
  }

  .privacy-container {
    --privacy-max-width: 900px;
  }

  .privacy-title {
    font-size: 2.4rem;
  }

  .section-heading {
    font-size: 1.6rem;
  }

  .card {
    padding: 2.4rem 3rem;
  }
}